专利摘要:
IDENTIFICATION OF SIGNALING OF MACHINE TO MACHINE DEVICES AND SERVICES. Certain aspects of this description propose methods for identifying M2M devices and services. Each device can indicate its M2M functionality for each of the Serbs performed by the device or for all its services to a core network. The core network can report the device's M2M functionality to other nodes in the network that may be involved with the device's M2M functionality.
公开号:BR112012006992B1
申请号:R112012006992-6
申请日:2010-09-29
公开日:2021-05-25
发明作者:Gerardo Giaretta;Josef J. Blanz;Lorenzo Casaccia;John Wallace Nasielski;Haipeng Jin;Krishna S. Pandit;Nathan Edward Tenny
申请人:Qualcomm Incorporated;
IPC主号:
专利说明:

Priority Claim under 35 U.S.C. § 119
[0001] The present application claims priority from Provisional Application No. 61/246,830 entitled "Signaling Identification of Machine to Machine Devices and Services," filed September 29, 2009, and assigned to the assignee of this application and expressly incorporated here for reference. Technical Field
[0002] Certain aspects of the present description generally refer to wireless communication and, more particularly, to techniques for identifying devices and machine-to-machine services. Description of Prior Art
[0003] Wireless communication systems are widely developed to provide various types of communication content such as voice, data and so on. These systems may be multiple access systems capable of supporting communication with multiple users by sharing available system resources (eg bandwidth and transmission power). Examples of such multiple access systems include code division multiple access (CDMA), time division multiple access (TDMA), frequency division multiple access (FDMA) systems, and time division multiple access systems. orthogonal frequency division (OFDMA).
[0004] Generally, a wireless multiple access communication system can simultaneously support communication to multiple wireless terminals. Each terminal communicates with one or more base stations through forward and reverse link transmissions. The forward link (or downlink) refers to the communication link from the base stations to the terminals, and the reverse link (or uplink) refers to the communication link from the terminals to the base stations. This communication link can be established through a single-in, single-out, multiple-in and single-out, or multiple-in and multiple-out (MIMO) system.
[0005] Universal Mobile Telecommunications System (UMTS) is one of the third generation (3G) cellular telephony technologies. UTRAN, short for UMTS Terrestrial Radio Access Network, is a collective term for the Nodes B and Radio Network Controllers that make up the UMTS radio access network. This communication network can carry many types of traffic from real-time Circuit Switched to IP-based Packet Switched. UTRAN allows connectivity between the UE (user equipment) and the core network. UTRAN contains base stations, which are called Node B, and Radio Network Controllers (RNC). The RNC provides control functionality for one or more Node B. A Node B and an RNC can be the same device, although typical implementations have a separate RNC located in a central office serving multiple Node Bs. be physically separated, there is a logical interface between them known as Iub. RNC and its corresponding B-Nodes are called Radio Network Subsystem (RNS). There can be more than one RNS present in an UTRAN.
[0006] CDMA2000 (also known as Multi-Carrier IMT (MC IMT)) is a family of 3G mobile technology standards, which use CDMA channel access to send voice, data and signaling data between mobile phones and cell locations. The set of standards includes: CDMA2000 1X, CDMA2000 EV-DO Rev. 0, CDMA2000 EV-DO Rev. A, and CDMA2000 EV-DO Rev. B. All are ITU IMT-2000 approved radio interfaces. CDMA2000 has a relatively long technical background and is backward compatible with previous 2G interaction IS-95 (cdmaOne).
[0007] CDMA2000 1X (IS-2000), also known as 1x and 1xRTT, is the core CDMA2000 wireless air interface standard. The designation "1x" meaning 1-time Radio Transmission Technology, indicates the same RF bandwidth as IS-95: a dual pair of 1.25 MHz radio channels. 1xRTT nearly doubles the capacity of IS-95 adding 64 more traffic channels to the forward link, orthogonal to (in quadrature with) the original set of 64. The 1X standard supports packet data speeds of up to 153 kbps with real-world data transmission averaging 60 to 100 kbps in most commercial applications. IMT-2000 also makes changes to the data link layer for greater use of data services, including link and medium access control protocols and Quality of Service (QoS). The IS-95 data link layer provides only the "best effort distribution" for circuit switched channel and data for voice (ie, one voice frame every 20 ms).
[0008] CDMA2000 IxEV-DO (Optimized Data Evolution), often abbreviated as EV-DO or EV, is a telecommunications standard for the wireless transmission of data over radio signals, typically for broadband Internet access. It utilizes multiplexing techniques including CDMA in addition to TDMA to maximize both individual user throughput and overall system throughput. It is standardized by the 3rd Partnership Project. Generation 2 (3GPP2) as part of the CDMA2000 family of standards and has been adopted by many mobile phone service providers around the world, particularly those that previously employed CDMA networks.
[0009] LTE 3GPP (Long Term Evolution) is the name given to a project within 3GPP to improve the UMTS mobile telephony standard to address future requirements. Objectives include improving efficiency, reducing costs, improving services, making use of new spectrum opportunities, and improving integration with other open standards. The LTE system is described in the Evolved UTRA (EUTRA) and Evolved UTRAN (EUTRAN) specification series. Invention Summary
[0010] The following is a simplified summary of one or more aspects in order to provide a basic understanding of such aspects. This summary is not an extensive overview of all aspects contemplated, as it is not intended to identify key or critical elements of all aspects or delineate the scope of each and every aspect. Its sole purpose is to present some concepts of one or more aspects in a simplified form as an introduction to the more detailed description that will be presented later.
[0011] In one aspect, a method is provided for wireless communication. A node serves a population of devices for a wireless wide-area network by assigning a default parameter for resource allocation over an air connection. The node receives a first signaling message indicating machine-to-machine (M2M) functionality from a first device in the device population. The node determines a first usage restriction associated with the M2M functionality. The node assigns an adjusted parameter for resource allocation from the air link to the first device that complies with the first usage restriction.
[0012] In another aspect, at least one processor is provided for wireless communication. A first module serves a population of devices for a wireless wide area network by designating a standard parameter for resource allocation of an air link. A second module receives a first signaling message indicating the M2M functionality of a first device in the device population. A third module determines a first usage restriction associated with the M2M functionality. A fourth module designates an adjusted parameter for air link resource allocation to the first device that complies with the first usage restriction.
[0013] In a further aspect, a computer program product is provided for wireless communication. A non-transient computer-readable medium stores code sets. The first set of codes makes a computer serve a population of devices for a wireless wide-area network by assigning a default parameter for an air link resource allocation. A second set of codes causes the computer to receive a first signaling message indicating the M2M functionality of a first device in the device population. A third set of codes causes the computer to determine a first usage restriction associated with the M2M functionality. A fourth set of codes causes the computer to assign an adjusted parameter for air link resource allocation to the first device that complies with the first usage restriction.
[0014] In another further aspect, an apparatus is provided for wireless communication. The apparatus comprises means for serving a population of devices to a wireless wide area network by assigning a standard parameter for resource allocation of an air link. The apparatus comprises means for receiving a first signaling message indicating M2M functionality from a first device of the device population. The apparatus comprises means for determining a first usage restriction associated with the M2M functionality. The apparatus comprises means for designating an adjusted parameter for air link resource allocation to the first device that complies with the first usage restriction.
[0015] In a further aspect, an apparatus is provided for wireless communication. A scheduler serves a population of devices for a wireless wide area network by designating a standard parameter for resource allocation of an air link. A transceiver receives a first signaling message indicating the M2M functionality of a first device in the device population. A computing platform determines a first usage restriction associated with M2M functionality. The scheduler additionally assigns an adjusted parameter for air link resource allocation to the first device that complies with the first usage restriction.
[0016] In another aspect, a method is provided for wireless communication. A first device acquires service from a node serving a population of devices for a wireless wide area network by assigning a standard parameter for resource allocation of an air link. The first device transmits a first signaling message indicating M2M functionality to the node. The first device receives an assignment of an adjusted parameter for air link resource allocation for the first device that complies with a first usage restriction associated with the M2M functionality.
[0017] In a further aspect, at least one processor is provided for wireless communication. A first module acquires service from a node serving a population of devices for a wireless wide area network by assigning a standard parameter for resource allocation of an air link. A second module transmits a first signaling message indicating M2M functionality to the node. A third module receives an assignment of an adjusted parameter for air link resource allocation to the first device that complies with a first usage restriction associated with the M2M functionality.
[0018] In another additional aspect, a computer program product is provided for wireless communication. A non-transient computer readable medium stores code sets. A first set of codes causes a computer to acquire service from a node serving a population of devices for a wireless wide-area network by assigning a standard parameter for resource allocation over an air link. A second set of codes causes the computer to transmit a first signaling message indicating M2M functionality to the node. A third set of codes causes the computer to receive an assignment of an adjusted parameter for air link resource allocation for the first device that complies with a first usage restriction associated with the M2M functionality.
[0019] In another aspect, an apparatus is provided for wireless communication. The apparatus comprises means for acquiring service from a node serving a population of devices to a wireless wide area network by designating a standard parameter for resource allocation of an air link. The apparatus comprises means for transmitting a first signaling message indicating M2M functionality to the node. The apparatus comprises means for receiving an assignment of an adjusted parameter for air link resource allocation for the first device that conforms to a first usage restriction associated with the M2M functionality.
[0020] In another additional aspect, an apparatus is provided for wireless communication. A transceiver acquires service from a node serving a population of devices for a wireless wide area network by designating a standard parameter for resource allocation of an air link. A computing platform through the transceiver transmits a first signaling message indicating M2M functionality to the node. The transceiver additionally receives an assignment of an adjusted parameter for air link resource allocation for the first device that complies with a first usage restriction associated with the M2M functionality.
[0021] In order to accomplish the above purposes as well as others related, one or more aspects comprise the characteristics fully described below and particularly highlighted in the claims. The following description and the accompanying drawings present in detail certain illustrative features of one or more aspects. These features are indicative, however, of only a few of the many ways in which the principles of the various aspects may be employed, and this description must include all of these aspects and their equivalences. Brief Description of Drawings
[0022] In order that the way in which the above-mentioned features of the present description may be understood in detail, a more particular description, briefly summarized above, may be obtained by reference to aspects, some of which are illustrated in the drawings in attachment. It should be noted, however, that the attached drawings illustrate only certain typical aspects of this description and, therefore, are not considered to limit its scope, as the description may admit other equally effective aspects.
[0023] Figure 1 illustrates a Wide Area Network (WAN) with indications and M2M programming;
[0024] Figure 2 illustrates an illustrative group of M2M devices with different usage restrictions;
[0025] Figure 3 illustrates a flowchart for a methodology for a node to perform WWAN scheduling in response to M2M indications;
[0026] Figure 4 illustrates a flowchart for a methodology for a mobile device to indicate and receive programming in a WWAN suitable for M2M functionality;
[0027] Figure 5 illustrates an example of M2M indicator distribution for an evolved Node B (eNode B) in the RRC connection time, according to certain aspects of the present description;
[0028] Figure 6 illustrates an example of updating M2M indicator based on the types of services, according to certain aspects of the present description;
[0029] Figure 7 illustrates illustrative network side operations for identifying M2M devices and services, in accordance with certain aspects of the present description;
[0030] Figure 8 illustrates illustrative components capable of performing the operations illustrated in Figure 7;
[0031] Figure 9 illustrates illustrative transmitter side operations for identifying M2M devices and services, in accordance with certain aspects of the present description;
[0032] Figure 10 illustrates illustrative components capable of performing the operations illustrated in Figure 9;
[0033] Figure 11 illustrates a schematic diagram of a Node B capable of performing M2M and non-M2M programming;
[0034] Figure 12 illustrates a schematic diagram of a mobile device capable of requesting programming for M2M and non-M2M objects;
[0035] Figure 13 illustrates a schematic diagram of an apparatus comprising logical grouping of electrical components for programming request for an M2M and non-M2M object;
[0036] Figure 14 illustrates a schematic diagram of a mobile device capable of requesting programming for M2M and non-M2M objects;
[0037] Figure 15 illustrates a schematic diagram of an apparatus having means for performing M2M and non-M2M programming;
[0038] Figure 16 illustrates a schematic diagram of an apparatus having means to request programming for M2M and non-M2M objects. Detailed Description of the Invention
[0039] Certain aspects of this description provide signaling support to trigger the appropriate network behavior towards a mobile device that requires M2M services.
[0040] To support M2M services through cellular systems, a variety of behaviors that would be beneficial to the system can be identified. As an example, there may be many M2M use cases where battery life is critical, resulting in such suggested optimizations as extremely low activity discontinuous reception (DRX) or discontinuous transmission cycles (DTX) for M2M devices. Other use cases may or may not have such restrictions on battery life, but instead, or in addition to, they may be suitable for other features or behaviors beneficial to M2M operations.
[0041] A large part of the proposed behaviors for M2M devices involve both a mobile device and a server network. In case of a long DRX cycle, the network may need to be aware that it must set the longer cycle. For example, in 3GPP systems, the network can always have absolute control of the DRX configuration of a connected UE. the network must be aware of the mobile device configuration so it knows when it can stream to the mobile device. For such behaviors to be possible there must be some indication to the network of when a device, or a particular service involving a device, is involved in the M2M activity for which the behavior should be suitable.
[0042] For certain aspects of this description, the "feature" M2M can be considered a peer-to-peer service or a peer-to-peer device. An example of the first might be a device built into a car, most of its cellular usage being devoted to transferring small amounts of telemetry-like data, but the device may occasionally be used for voice traffic, such as an emergency call. . An example of the latter might be a sensor, vending machine, or other single-purpose devices that use cellular services for M2M activities only.
[0043] For certain aspects, if a device is fully devoted to M2M functionality, it does not need any particular detail in indicating its situation. By the time the device first attaches to the core network, for example, the device may indicate that it is an M2M device, with the indication persisting and affecting network behavior as long as the device remains attached to the same core network.
[0044] Alternatively, for certain aspects, the M2M "indicator" may be a characteristic of a permanent user profile, residing on a node in the user's home network. If such device is attached to a core network while roaming, the M2M indicator will need to propagate from the home network to the visited network.
[0045] In any case, once the indicator is available for the server core network, it can be distributed to any network nodes that may be involved in a particular feature related to the M2M functionality. For example, in the LTE standard, where the DRX cycle of a connected UE is controlled by the server evolved Node B (eNode B), the M2M indicator would need to be provided to the eNode B by the core network at the time of connection establishment.
[0046] For certain aspects, when a characteristic residing in another node in the network is affected by the M2M situation of the mobile device, the indicator needs to be distributed to that node. Various interfaces and protocols are available for this distribution, depending on what the nodes in question are and the underlying system architecture.
[0047] For certain aspects of this description, a single mobile device can function as an M2M device for some services but not for others. In this case, an M2M bookmark can be associated with a service rather than a device. Equivalently, the device can have an associated description, such as a bitmap, indicating which of its services is M2M. However, many M2M optimizations are covered by the behavior of the entire device rather than individual services. Therefore, it may be appropriate to have a single indicator for the device, but also have the ability to change the value of that indicator based on the current status of the service.
[0048] In one aspect, these change of situation to M2M or non-M2M for a mobile device or certain active objects on a mobile device can be dynamic. In another aspect, these changes can be described as "semi-static" rather than dynamic, since the establishment or release of a service is a high-level procedure with a relatively long duration. Network overhead optimization can be a trade-off based on how often an M2M situation is updated. For example, in practice changes may be infrequent (eg at the level of minutes rather than milliseconds or even seconds).
[0049] For certain aspects, a single mobile device may have multiple services, all of which use the M2M functionality, although the device may be able to support additional services not using the M2M functionality. In this case, the mobile device can expect to benefit from most of the same optimizations as the “intrinsically M2M” devices already considered, and the core network must consider itself an M2M device. However, if a non-M2M service (eg a voice call) is established to the same device, the mobile device must be able to stop being treated as an M2M device.
[0050] For certain aspects, the semi-static management of an M2M indicator requires the use of signaling originated from the mobile device towards the core network, without interrupting existing services. In 3GPP systems, a suitable candidate for this signaling may be the signal already defined for the tracking area update procedure. However, a new procedure can also be defined for the purposes of carrying out the M2M indication. Even more radically, the attachment model can be revised to allow separate logical attachments to the core network, potentially with different properties, for the same mobile device.
[0051] Certain aspects provide a method for wireless communications. The method generally includes transmitting, from a mobile device to a receiving entity on a wireless network, a signaling message indicating the M2M functionality of the mobile device on the wireless network.
[0052] Certain aspects provide a method for wireless communications. The method generally includes receiving, from a mobile device on a wireless network, a signaling message indicating the M2M functionality of the mobile device on the wireless network.
[0053] Certain aspects provide an apparatus for wireless communications. The apparatus generally includes logic to transmit, from a mobile device to a receiving entity on a wireless network, a signaling message indicating the M2M functionality of the mobile device on the wireless network.
[0054] Certain aspects provide an apparatus for wireless communications. The device generally includes logic to receive, from a mobile device on a wireless network, a signaling message indicating the M2M functionality of the mobile device on the wireless network.
[0055] Certain aspects provide an apparatus for wireless communications. The apparatus generally includes means for transmitting, from a mobile device to a receiving entity on a wireless network, a signaling message indicating the M2M functionality of the mobile device on the wireless network.
[0056] Certain aspects provide an apparatus for wireless communications. The apparatus generally includes means for receiving, from a mobile device on a wireless network, a signaling message indicating the M2M functionality of the mobile device on the wireless network.
[0057] Certain aspects provide a computer program product for wireless communications, comprising a computer-readable medium having instructions stored therein, the instructions being executable by one or more processors. Instructions generally include instructions to transmit, from a mobile device to a receiving entity on a wireless network, a signaling message indicating the mobile device's M2M functionality on the wireless network.
[0058] Certain aspects provide a computer program product for wireless communications, comprising a computer-readable medium having instructions stored therein, the instructions being executable by one or more processors. Instructions typically include instructions for receiving, from a mobile device on a wireless network, a signaling message indicating the mobile device's M2M functionality on the wireless network.
[0059] Certain aspects of the present description provide an apparatus for wireless communications. The apparatus generally includes at least one processor configured to transmit, from a mobile device to a receiving entity on a wireless network, a signaling message indicating the M2M functionality of the mobile device on the wireless network.
[0060] Certain aspects of the present description provide an apparatus for wireless communications. The apparatus generally includes at least one processor configured to receive, from a mobile device on a wireless network, a signaling message indicating the M2M functionality of the mobile device on the wireless network.
[0061] Various aspects are now described with reference to the drawings. In the following description, for the purpose of explanation, a number of specific details are presented in order to provide an in-depth understanding of one or more aspects. It may be evident, however, that the various aspects can be practiced without these specific details. In other cases, well-known structures and devices are illustrated in block diagram form in order to facilitate the description of these aspects.
[0062] Referring to Fig. 1, in a communication system 100 including a WWAN 102, a network apparatus (e.g., base node, base station, access network, etc.) 104 has a scheduler 106 to serve a device population (e.g. appliances, UE, mobile devices, access terminals, etc.) 108 to WWAN 102 by assigning a default parameter 110 for resource allocation of an Uplink (UL) 112 or Downlink (DL) 114 of an overhead link 116. A transceiver 118 receives a first signaling message 120 indicating the M2M functionality of a first device 122 of the device population 108. A computing platform 124 determines a first usage restriction 126 associated with the M2M functionality. The scheduler 106 designates an adjusted parameter 128 for resource allocation from the air link 116 to the first device 122 that complies with the first usage restriction 126.
[0063] Correspondingly for the first device 122, a transceiver 130 acquires service from the network apparatus (node) 104, which may include receiving the default parameter 110 for air link resource allocation designation 116 as suitable for non-devices. M2M. A computing platform 132 via transceiver 130 transmits the first signaling message 120 providing the indication of M2M functionality to node 104. Transceiver 130 receives an assignment 136 of adjusted parameter 128 for resource allocation from air link 116 to the first device 122 which complies with the first usage restriction 126 associated with the M2M functionality.
[0064] In Figure 2, an illustrative population of devices 200 has different and varied usage restrictions, as shown graphically in a usage space 202. For clarity, only three M2M dimensions (functionality) are represented for power restriction, data throughput or emergency and mobility requirements.
[0065] First, a non-M2M device (eg, mobile phone) 204 may have usage requirements that are the default for a WWAN, shown as "1" in usage space 202, where the non-M2M device 204 is considered a mobile, to meet moderate available power restrictions and data throughput needs that are typical for circuit-switched or packet-switched user equipment.
[0066] Second, an institutional M2M device (eg security system, system status report, etc.) 206 may have an M2M functionality displayed as "2" in the usage space 202 with minimal mobility, essentially power unlimited and generally a minimum data frequency/throughput. For example, a sales system might report with a function of seconds, minutes, or hours on the operational status (ie operational or non-operational) and the remaining inventory. For another example, a security system can report if unlimited power is available or if it is using battery backup and if an intrusion has been detected. The latter can initiate a shift in M2M usage requirements where one-way or two-way video or audio is sequenced. Paging in order to select the strongest node is not necessary or required only infrequently due to the lack of mobility of the institutional M2M device 206.
[0067] Thirdly, a mobile M2M device (e.g., automotive diagnostic and tracking system) 208 may have the M2M functionality that has a change usage restriction, initially displayed at "3" in the usage space 202 where the M2M mobile device 208 is in a passive state. For example, a vehicle is parked with the engine off. During certain intervals, the M2M mobile device 208 is in an active state in which the amount of reporting or paging required to maintain session continuity changes to a different usage state, shown as "4" in usage space 202.
[0068] Fourth, a multi-purpose M2M device (eg smart phone, laptop computer or notepad with 3G/4G capability, etc.) 210 can have one or more M2M objects and one or more non-M2M objects. At any given time, M2M functionality may change depending on the situation. For example, a user 212 may utilize the multi-purpose M2M device 210 for a non-M2M object 214 (eg, voice or multimedia communication) where the device 210 at least partially reverts to a non-M2M mode as shown in 216. For example, the default usage restriction may be at "1" in usage space 202 for a non-M2M device 204. For another example, one or more M2M 218 objects may require a usage restriction for M2M functionality during certain intervals or together with the non-M2M objects 214. In an illustrative situation, the device 210 as a function of time switches to a restricted M2M usage as shown at "5" in the usage space 202, for the purpose of a data interval frequency and throughput minors.
[0069] Fifth, an M2M device 220 may have two M2M usage restrictions displayed as "6" and "7" in usage space 202. For example, the health monitoring device may have a status usage condition stable where power preservation is the dominant consideration in order to increase service life. When a critical condition is detected, then the priority changes to sending urgent and higher bandwidth data without regard to power conservation.
[0070] In Figure 3, a methodology 300 or sequence of operations is presented for a node to perform wireless communication. The node serves a population of devices for a wireless wide-area network by designating a standard parameter for resource allocation for an air link (block 304). The node receives a first signaling message indicating the M2M functionality of a first device of the device population (block 306). The node determines a first usage restriction associated with the M2M functionality (block 308). The node assigns an adjusted parameter for air link resource allocation to the first device that complies with the first usage restriction (block 310).
[0071] In Figure 4, a methodology 400 or operation sequence is presented for a first device (for example, access terminal) to perform wireless communication with a node. The device acquires service from a node serving a population of devices for a WWAN, at least a subset of which is being assigned a default parameter for resource allocation of an air link (block 404). The first device transmits a first signaling message indicating M2M functionality to the node (block 406). The first device receives an assignment of an adjusted parameter for the air link resource allocation that conforms to a first usage restriction associated with the M2M functionality (block 408).
[0072] Figure 5 illustrates an example 500 of M2M indicator distribution for eNode B at RRC connection time, according to certain aspects of the present description. The UE 502 M2M indicator is provided to the mobility management entity (MME) 504, and thus the core network (CN) (illustrated as a single box "MME+CN" 506 in the figure) as part of the procedure of initial fixation 508. For certain aspects, the M2M indicator can instead be retrieved from the home network of the UE 502 as part of a persistent user profile, for example, stored in the home subscriber server (HSS).
[0073] When the UE 502 connects to an eNode B 504, or the network determines to keep the UE 502 in connected mode after the 508 fixing procedure, the MME 506 may indicate 510 to the eNode B 504 that the UE 502 is an M2M device. The M2M indicator is stored with UE context in MME+CN 506 (block 512). The M2M indication is associated with the resource allocation S1 (block 514). Time may pass until M2M becomes active (block 515). Allocation S1 is a convenient trigger as it is the first procedure in which the MME 506 becomes aware of the ongoing RRC connection establishment (block 516) between the UE 502 and the eNode B 504. The indicator can also be provided for the eNode B 504 at any time thereafter (block 518). The eNode B504 can utilize the M2M indicator for the purpose of such a discontinuous receive cycle (DRX) configuration (block 520).
[0074] Figure 6 illustrates an example 600 between a mobile device 602 and CN 604 updating the value of an M2M indicator based on active services, according to certain aspects of the present description. It should be noted that the terminology in Figure 6 must be agnostic for a particular technology. For example, in a 3GPP system, messages labeled "M2M Status Indication" 606 may be tracking area update messages directed from the mobile device (or UE) 602 to the serving MME (not shown), with the indicator stored in the MME or distributed to some node on the core network 604. As illustrated, a mobile device can always attach itself 602 to the core network as a device that does not support M2M functionality (that is, a non-M2M device) (block 608). CN 604 stores the device context as M2M flag off (block 610).
[0075] The mobile device can establish one or more M2M 612 services with the 604 core network. The mobile device 602 can indicate its M2M status via a 614 message such as tracking area update every time it detects that all of its services are M2M. The tracking area update procedure is the least impact approach for introducing a semi-static indicator. The M2M status update causes the network to start treating the mobile device as an M2M device. The addition of a non-M2M 616 service may cause another M2M 618 status update message to change the indicator value so that the network no longer applies specific M2M behavior towards the rover.
[0076] For certain aspects, the M2M indicator can be distributed separately for each service, as part of the establishment procedure. Therefore, the core network can store the bookmark separately for each service (equivalently, the core network can maintain a map of bookmark values per service associated with the device context). For M2M behaviors that can be applied significantly based on service, the indicator for the appropriate service can then be provided to the network node responsible for maintaining the corresponding functionality. However, most of the currently identified M2M support enhancements apply to an entire device (eg the DRX cycle, which generally applies to the entire device rather than a particular service). If the device indicates the M2M status by service, the core network may be responsible for determining from the aggregated indicators for services towards a particular device whether the device is functioning as an M2M device.
[0077] For certain aspects, the M2M indicator can be a Boolean situation indicator. Therefore, a device, or a service, can be indicated as M2M or not. However, there may be different classes of M2M services (which may or may not be formally classified by a specification) with different optimizations being applicable. For example, a medical sensor might benefit from battery-saving optimizations such as an extended DRX cycle, but not restricted in its mobility, whereas a vending machine should generally not have a need for aggressive energy conservation, but it can almost certainly be considered to have low mobility. For such cases, there may be benefits in indicating a particular class of service/device or particular behaviors from which the device expects to benefit.
[0078] For certain aspects, a device that requires battery saving and high mobility optimizations such as a medical sensor may identify itself as "M2M with battery restrictions and high mobility", while a device without power limitations with low mobility such as a vending machine can identify itself as "M2M with low mobility and no battery restrictions". These descriptions can relate to a group of pre-identified classes or separate indicators for each characteristic, and as described above, can relate to a particular device or service.
[0079] Figure 7 illustrates illustrative network side operations for identifying M2M devices and services, according to certain aspects of the present description. At 702, a first indication of M2M functionality is received from an apparatus. In 704, operational characteristics related to M2M functionality are assigned to the apparatus. For example, if all services on the device are M2M, the device can be considered an M2M device. At 706, an indication is sent to one or more handsets that may be involved with the handset's M2M functionality. For example, the indicator can report the device status as being an M2M device or not. At 708, optionally, a second indication of a change in M2M functionality is received from the apparatus. For example, the change in device status could be as a result of the initiation or interruption of a service that requires non-M2M functionality. At 710, in response to the second indication, the operating characteristics of the apparatus are adjusted. At 712, in response to the second indication, an indication is sent to one or more handsets that may be involved with the M2M functionality of the handset.
[0080] Figure 8 illustrates illustrative transmitter side operations for identifying M2M devices and services, in accordance with certain aspects of the present description. At 802, a first indication of M2M functionality is transmitted to a core network. For example, a device might indicate that it is on an M2M device if all of its services are M2M services. Or, the device can indicate the M2M status of each specific service to the core network. In 804, operational features related to M2M functionality are optionally received from the core network. At 806, a change in M2M functionality is detected as a result of an initiation or interruption of a non-M2M service. At 808, a second indication of change in M2M functionality is optionally transmitted to the core network.
[0081] Certain aspects of this description provide methods for identifying a mobile device that requires M2M functionality and triggers the appropriate network behaviors towards the mobile device.
[0082] The various operations of the methods described above can be performed by various hardware and/or software components and/or modules corresponding to the media plus function blocks illustrated in the figures. Figure 9 illustrates a network apparatus 900 for performing illustrative network side operations for identifying M2M devices and services, in accordance with certain aspects of the present description. At 902, network apparatus 900 comprises means for receiving a first M2M functionality indication from an apparatus. At 904, network apparatus 900 comprises means for designating operational characteristics relating to the M2M functionality for the apparatus. For example, if all services on the device are M2M, the device can be considered an M2M device. At 906, network apparatus 900 comprises means for sending an indication to one or more apparatus that may be involved with the M2M functionality of the apparatus. For example, the indicator can report the device status as being an M2M device or not. At 908, network apparatus 900 comprises means for optionally receiving a second indication of a change in the M2M functionality of the apparatus. For example, the change in device status may be the result of starting or stopping a service that requires non-M2M functionality. At 910, network apparatus 900 comprises means for adjusting the operational characteristics of the apparatus in response to the second indication. At 912, network apparatus 900 comprises means for sending an indication to one or more apparatus that may be involved with the M2M functionality of the apparatus in response to the second indication.
[0083] Figure 10 illustrates an apparatus 1000 for performing illustrative transmitter side operations for identifying M2M devices and services, in accordance with certain aspects of the present description. At 1002, apparatus 1000 comprises means for transmitting a first indication of the M2M functionality to a core network. For example, the device may indicate that it is an M2M device if all of its services are M2M services. Or, the device 1000 can indicate the M2M status of each specific service to the core network. At 1004, apparatus 1000 comprises means for optionally receiving operational characteristics related to the M2M functionality from the core network. At 1006, apparatus 1000 comprises means for detecting a change in M2M functionality as a result of an initiation or interruption of a non-M2M service. At 1008, apparatus 1000 comprises means for optionally transmitting a second indication of change in M2M functionality to the core network.
[0084] Figure 11 is a block diagram of a system 1100 that can be used to implement various aspects of the functionality described here. In one example, system 1100 includes a base station or Node B 1102. As illustrated, Node B 1102 may receive signals from one or more UEs 1104 through one or more receiving antennas (RX) 1106 and transmit to one or more UEs 1104 via one or more transmit antennas (Tx) 1108. Additionally, Node B 1102 may comprise a receiver 1110 that receives information from receiving antennas 1106. In one example, receiver 1110 may be operatively associated with a demodulator 1112 that demodulates the Information received. The modulated symbols can then be analyzed by a processor 1114. Processor 1114 can be coupled to memory 1116, which can store information relating to code groupings, access terminal designations, look-up tables related thereto, data sequences. unique cryptography, and/or other suitable types of information. In one example, Node B 1102 may also include a modulator 1118 that can multiplex a signal for transmission by a transmitter 11120 through transmitter antennas 11108. Memory 1116 stores a non-M2M programming component 1130 and M2M programming component 1132 that when executed by processor 1114 causes respective programming in a default parameter for air link assignment for non-M2M serviced devices and a set parameter for air link assignment for M2M server devices.
[0085] Figure 12 is a block diagram of another system 1200 that can be used to implement various aspects of the functionality described here. In one example, system 1200 includes a mobile terminal 1202. As illustrated, mobile terminal 1202 may receive signals from one or more base stations 1204 and transmit to one or more base stations 1204 via one or more antennas 1208. mobile terminal 1202 may comprise a receiver 1210 that receives information from antennas 1208. In one example, receiver 1210 may be operatively associated with a demodulator 1212 that demodulates the received information. The demodulated symbols can then be analyzed by a processor 1214. Processor 1214 can be coupled to memory 1216, which can store data and/or program codes relating to mobile terminal 1202. Additionally, mobile terminal 1202 can employ processor 1214 to carry out the methodologies described here. Mobile terminal 1202 may also include a modulator 1218 that can multiplex a signal for transmission by a transmitter 1220 through antennas 1208. Memory 1216 stores non-M2M 1230 programmed objects and M2M 1232 programmed objects which when executed by processor 1214 advises on the schedule respective in a standard parameter and parameter set for air link assignment devices.
[0086] Referring to Fig. 13, a system 1300 for wireless communication is illustrated. For example, system 1300 may reside at least partially within a network entity (e.g., evolved base node). It should be appreciated that system 1300 is represented as including functional blocks, which may be functional blocks that represent functions implemented by a computing platform, processor, software, or combination thereof (eg, firmware). System 1300 includes a logical grouping 1302 of electrical components that can act together. For example, logical grouping 1302 may include an electrical component 1304 to serve a population of devices for a wireless wide area network by assigning a standard parameter for resource allocation of an air link. Furthermore, logical grouping 1302 may include an electrical component 1306 for receiving a first signaling message indicating M2M functionality from a first device in the device population. Additionally, logical grouping 1302 may include an electrical component 1308 for determining a first usage restriction associated with the M2M functionality. Logical grouping 1302 may include an electrical component 1310 to designate an adjusted parameter for air link resource allocation for the first device that complies with the first usage restriction. Additionally, system 1300 may include a memory 1320 that holds instructions for performing functions associated with electrical components 1304-1310. While illustrated as being external to memory 1320, it should be understood that one or more of the electrical components 1304-1310 may exist within memory 1320.
[0087] Referring to Fig. 14, a system 1400 for wireless communication is illustrated. For example, system 1400 may reside at least partially within the UE. It should be appreciated that system 1400 is represented as including function blocks, which may be function blocks that represent functions implemented by a computing platform, processor, software, or a combination thereof (eg, firmware). System 1400 includes a logical 1402 grouping of electrical components that can act together. For example, logical grouping 1402 may include an electrical component 1404 for acquiring service from a node serving a population of devices for a wireless wide area network by designating a standard parameter for resource allocation of an air link. Furthermore, logical grouping 1402 may include an electrical component 1406 for transmitting a first signaling message indicating M2M functionality to the node. Additionally, logical grouping 1402 may include an electrical component 1408 for receiving an assignment of an adjusted parameter for overhead link resource allocation to a first device that complies with a first usage restriction associated with the M2M functionality. Additionally, system 1400 may include a memory 1420 that holds instructions for performing functions associated with electrical components 1404-1408. While illustrated as being external to memory 1420, it should be understood that one or more electrical components 1404-1408 may exist within memory 1420.
[0088] In figure 15, an apparatus 1502 is shown for wireless communication. Apparatus 1502 comprises means 1504 for serving a population of devices for a wireless wide area network by assigning a standard parameter for resource allocation of an air link. Apparatus 1502 comprises means 1506 for receiving a first signaling message indicating M2M functionality of a first device of the device population. Apparatus 1502 comprises means 1508 for determining a first usage restriction associated with the M2M functionality. Apparatus 1502 comprises means 1510 for assigning an adjusted parameter for air link resource allocation to the first device that complies with the first usage restriction.
[0089] In figure 16, an apparatus 1602 is shown for wireless communication. Apparatus 1602 comprises service acquisition means 1604 of a node serving a population of devices for a wireless wide area network by assigning a standard parameter for resource allocation of an air link. Apparatus 1602 comprises means 1606 for transmitting a first signaling message indicating M2M functionality to the node. Apparatus 1602 comprises means 1608 for receiving an assignment of an adjusted parameter for air link resource allocation to a first device that complies with a first usage restriction associated with the M2M functionality.
[0090] The various illustrative logic blocks, modules and circuits described with respect to the present description may be implemented or realized with a general purpose processor, a digital signal processor (DSP), an application specific integrated circuit (ASIC), an programmable gate assembly signal (FPGA) or other programmable logic device (PLD), discrete gate or transistor logic, discrete hardware components, or any combination thereof designed to perform the functions described here. A general purpose processor can be a microprocessor, but in the alternative, the processor can be any commercially available processor, controller, microcontroller or state machine. A processor can also be implemented as a combination of computing devices, for example, a combination of a DSP and a microprocessor, a plurality of microprocessors, one or more microprocessors together with a DSP core, or any other similar configuration.
[0091] The steps of a method or algorithm described with respect to this description can be embodied directly in hardware, in a software module executed by a processor, or in a combination of the two. A software module can reside on any form of storage medium that is known in the art. Some examples of storage media that can be used include random access memory (RAM), read only memory (ROM), flash memory, EPROM memory, EEPROM memory, registers, hard disk, removable disk, CD-ROM and so on. against. A software module can comprise a single instruction, or many instructions, and can be distributed across several different code segments, between different programs, and across multiple storage media. A storage medium can be coupled to a processor so that the processor can read information from and write information to the storage medium. Alternatively, the storage medium can be integral to the processor.
[0092] The methods described here comprise one or more steps or actions to achieve the described method. The method steps and/or actions may be interchangeable with each other without departing from the scope of the claims. In other words, unless a specific order of steps or actions is specified, the order and/or use of specific steps and/or actions can be modified without departing from the scope of the claims.
[0093] The described functions can be implemented in hardware, software, firmware or any combination thereof. If implemented in software, functions can be stored as one or more instructions on a computer-readable medium. A storage medium can be any available media that can be accessed by a computer. By way of example, and not limitation, such computer-readable media may comprise RAM, ROM, EEPROM, CD-ROM or other optical disk storage, magnetic disk storage or other magnetic storage devices, or any other medium that may be used to carry or store the desired program code in the form of instructions or data structures that can be accessed by a computer. Floppy disk and disc, as used herein, include compact disc (CD), laser disc, optical disc, digital versatile disc (DVD), floppy disk, and Blu-ray® disc where discs normally reproduce data magnetically, while discs reproduce data optically with lasers .
[0094] Software or instructions may also be transmitted over a transmission medium. For example, if the software is transmitted from a web site, server, or other remote source using coaxial cable, fiber optic cable, twisted pair, digital subscriber line (DSL), or such wireless technologies such as infrared, radio and microwave, then coaxial cable, fiber optic cable, twisted pair, DSL, or wireless technologies such as infrared, radio and microwave are included in the definition of transmission medium.
[0095] Additionally, it should be appreciated that modules and/or other means suitable for carrying out methods and techniques described herein may be downloaded and/or otherwise obtained by a user terminal and/or a base station as applicable. For example, such a device can be coupled to a server to facilitate the transfer of media to carry out the methods described here. Alternatively, various methods described herein can be provided via the storage medium (eg RAM, ROM, a physical storage medium such as a compact disk (CD) or floppy disk, etc.), such as a user terminal and/ or base station that can achieve various methods by attaching or providing storage media to the device. Furthermore, any other technique suitable for providing the methods and techniques described herein for a device can be used.
[0096] It should be understood that the claims are not limited to the precise configuration and components illustrated above. Various modifications, changes and variations may be made in the arrangement, operation and details of the methods and apparatus described above without departing from the scope of the claims.
[0097] While the foregoing is directed to aspects of the present description, other additional aspects of the description can be glimpsed without departing from the basic scope thereof, and the scope is determined by the claims that follow.
权利要求:
Claims (15)
[0001]
1. Method (300) for wireless communication, comprising: serving (304) a population of devices (108, 122) to a wireless wide area network (102) by assigning a default parameter (110) for allocation of an air link resource (116); receiving (306) a first signaling message (120) indicating machine-to-machine (M2M) functionality from a first device (122) of the population of devices (108, 122); wherein receiving the first signaling message (120) comprises receiving an M2M indicator associated with a service from the first device (122); where the M2M indicator is a Boolean state indicator, indicating the service as M2M or non-M2M; determining (308) a first usage restriction (126) associated with the M2M functionality; and designating (310) an adjusted parameter (128) for air link resource allocation (116) to the first device (122) that complies with the first usage restriction (126).
[0002]
The method of claim 1, characterized in that determining the first usage restriction (126) further comprises accessing subscription data from a home network through a core network.
[0003]
The method of claim 1, characterized in that determining the first usage restriction (126) further comprises determining a mobility characteristic associated with the M2M functionality.
[0004]
The method of claim 1, characterized in that determining the first usage restriction (126) further comprises determining a power characteristic associated with the M2M functionality.
[0005]
The method of claim 1, characterized in that determining the first usage restriction (126) further comprises determining an urgency characteristic associated with the M2M functionality.
[0006]
The method of claim 1, characterized in that determining the first usage restriction (126) further comprises determining a data transmission capability characteristic associated with the M2M functionality.
[0007]
The method of claim 1, characterized in that designating the adjusted parameter (128) further comprises designating a periodic reporting frequency with respect to the first usage restriction.
[0008]
The method of claim 1, further comprising: receiving a second signaling message from the first device (122); determining a second usage restriction based on the second signaling message; and designating a second parameter set for air link resource allocation (116) to the first device (122) that complies with the second usage restriction.
[0009]
The method of claim 8, characterized in that determining the second usage restriction further comprises determining that the first device (122) has discontinued M2M functionality.
[0010]
The method of claim 8, characterized in that determining the second usage restriction further comprises determining that the first device (122) has at least one first application having M2M functionality and at least one second application having non-M2M functionality .
[0011]
The method of claim 1, further comprising: determining a plurality of usage restrictions associated with the M2M functionality comprising one or more of mobility, power limitation, and fixed usage of an uplink and a downlink of the air link; and designating transmission capacity and slots for the first device (122) to use uplink and downlink respectively in response to the plurality of usage restrictions.
[0012]
12. Apparatus (104) for wireless communication, characterized in that it comprises: mechanisms (106) for serving a population of devices (108, 122) for a wireless wide area network (102) by designating a standard parameter (110) for resource allocation of an air link (116); mechanisms (118) for receiving a first signaling message (120) indicating machine-to-machine (M2M) functionality from a first device (122) of the device population (108, 122); wherein the mechanisms (118) for receiving the first signaling message (120) comprise mechanisms for receiving an M2M indicator associated with a service from the first device (122); where the M2M indicator is a Boolean state indicator, indicating the service as M2M or non-M2M; mechanisms (124) for determining a first usage restriction (126) associated with the M2M functionality; and mechanisms (106) for designating an adjusted parameter (128) for resource allocation from the air link (116) to the first device (122) that complies with the first usage restriction (126).
[0013]
13. Method (400) for wireless communication, comprising: acquiring (404) service from a node (104) that serves a population of devices (108, 122) for a wireless wide area network (102) by designating a default parameter (110) for resource allocation of an air link (116); transmitting (406) a first signaling message (120) indicating machine-to-machine (M2M) functionality to the node (104); wherein transmitting (406) the first signaling message (120) to the node (104) comprises transmitting an M2M indicator associated with a service from a first device (122) to the node (104); where the M2M indicator is a Boolean state indicator, indicating the service as M2M or non-M2M; and receiving an assignment of an adjusted parameter (128) for resource allocation from the air link (116) to the first device (122) that complies with a first usage restriction (126) associated with the M2M functionality.
[0014]
14. Apparatus (122) for wireless communication, comprising: mechanisms (130) for acquiring service from a node (104) serving a population of devices (108, 122) for a wireless wide area network ( 102) by designating a standard parameter (110) for resource allocation of an air link (116); mechanisms (132) for transmitting a first signaling message (120) indicating machine-to-machine (M2M) functionality to the node (104); wherein the mechanisms (132) for transmitting the first signaling message (120) to the node (104) comprise mechanisms for transmitting an M2M indicator associated with a service from a first device (122) to the node (104); where the M2M indicator is a Boolean state indicator, indicating the service as M2M or non-M2M; and mechanisms (130) for receiving an assignment of an adjusted parameter (128) for resource allocation from the air link (116) to the first device (122) that complies with a first usage restriction (126) associated with the M2M functionality .
[0015]
15. Memory for wireless communication characterized by comprising instructions for making a computer perform the steps of the method as defined in any one of claims 1 to 11 or 13.
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公开号 | 公开日
HUE036622T2|2018-07-30|
TWI466566B|2014-12-21|
EP2484099B1|2018-03-21|
JP2013506387A|2013-02-21|
EP3367712A1|2018-08-29|
ES2672207T3|2018-06-13|
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US20110256896A1|2011-10-20|
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PL2484099T3|2018-08-31|
EP2484099A1|2012-08-08|
TW201119464A|2011-06-01|
PT2484099T|2018-05-08|
ES2896271T3|2022-02-24|
KR101496922B1|2015-03-04|
BR112012006992A2|2017-06-06|
SI2484099T1|2018-05-31|
EP3367712B1|2021-08-11|
CN102687484A|2012-09-19|
CN102687484B|2017-04-05|
JP5529279B2|2014-06-25|
DK2484099T3|2018-06-14|
KR20120066662A|2012-06-22|
TR201806925T4|2018-06-21|
WO2011041459A1|2011-04-07|
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法律状态:
2018-03-27| B15K| Others concerning applications: alteration of classification|Ipc: H04L 29/08 (2006.01), H04W 4/00 (2018.01), H04W 4/ |
2019-01-08| B06F| Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]|
2020-03-10| B06U| Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]|
2020-03-10| B15K| Others concerning applications: alteration of classification|Free format text: AS CLASSIFICACOES ANTERIORES ERAM: H04L 29/08 , H04W 4/00 , H04W 4/70 , H04W 72/04 , H04W 76/28 Ipc: H04L 29/08 (2006.01), H04W 4/70 (2018.01), H04W 72 |
2021-03-09| B09A| Decision: intention to grant [chapter 9.1 patent gazette]|
2021-05-25| B16A| Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]|Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 29/09/2010, OBSERVADAS AS CONDICOES LEGAIS. PATENTE CONCEDIDA CONFORME ADI 5.529/DF |
优先权:
申请号 | 申请日 | 专利标题
US24683009P| true| 2009-09-29|2009-09-29|
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