专利摘要:
The invention describes an audio device (1) of minimal noise pollution for transmitting a sound file to a user, comprising: a means (2) of emission of sound by bone that emits a first portion of the sound file by vibrations only perceptible for the user in direct contact; and a means (3) of sound emission by air that emits a second portion of the sound file by generating a sound by air essentially in the direction of the medium (2), where said means (2) is configured so that the user is supported on it and said means (3) is located above the head of the user and essentially vertically in relation to the medium (2), so that only the sound file perceived by the user located within a space (CA)) essentially vertical prismatic located between the middle (2) and the middle (3). (Machine-translation by Google Translate, not legally binding)
公开号:ES2669393A1
申请号:ES201631502
申请日:2016-11-23
公开日:2018-05-25
发明作者:Carlos CAPDEPÓN JIMÉNEZ
申请人:Carlos CAPDEPÓN JIMÉNEZ;
IPC主号:
专利说明:

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Once the fundamental frequency has been eliminated, the mind is able to “create” that fundamental frequency from the higher harmonics. This allows to “generate” a sound of great amplitude or power in a virtual way avoiding the possible damages that this sound could cause to the user's auditory system if it were emitted in a conventional way.
In another preferred embodiment of the invention, the device is configured to remove and / or completely or partially mask both the first portion of the sound file and the second portion of the sound file specific frequency bands harmful to the user. In fact, there are various ailments that can cause discomfort or pain when the person who suffers them is affected by a sound that includes certain frequencies. For example, a sound whose frequency coincides with the resonant frequency of a fractured bone piece can cause discomfort or pain to the person in question by causing a resonance effect on the bone piece in question. Also a person suffering from Tinnitus may experience discomfort when hearing sounds with certain frequencies. To avoid this, the device of the invention allows to eliminate certain frequency bands from the sound file that is emitted through the air and bone transmission means. Moreover, in this case it is possible to replace these eliminated frequencies with others that, thanks to psychoacoustics, cause the user's brain to "generate" those missing frequencies. The result of this process is the user perceives the complete sound even though some frequencies have been eliminated.
In another preferred embodiment of the invention, the device is configured to allow wireless communication with the user so that the user controls the playback characteristics of the sound file. The wireless communication can be carried out through a wireless communication medium, which in principle be of any type, such as WiFi, Bluetooth or the like. This wireless communication medium allows the user to communicate with the device of the invention to control features such as volume, frequencies emitted by bone or air, eliminated frequencies, etc. For example, a user who is going to use the device of the invention can, before beginning to listen to the sound file, use his mobile phone to communicate with the wireless communication means of the device and indicate that he suffers from Tinnitus. In this way, the device takes this information into account to eliminate and / or mask the necessary frequencies of the reproduced sound file.
As mentioned above, sound emission by air can be done using different means. Therefore, in another preferred embodiment of the invention, the means
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Another preferred embodiment of the method of the invention further comprises the step of capturing exterior and / or interior noise essentially in the form of a vertical prism and emitting a sound through the air and / or bone sound emission medium that masks and / or cancel said noise. Cancellation or masking can be total or partial.
Another preferred embodiment of the method of the invention further comprises the step of removing and / or masking both the specific portion of the sound file and those of the second portion of the sound file that are harmful to the user.
Another further preferred embodiment of the method of the invention further comprises the step of eliminating or attenuating from the second portion of the sound file those frequencies that may be harmful to the user if they are emitted as audible sound at high volume but which are harmless if emitted by bone, and incorporate them into the first portion of the sound file. As mentioned above, the incorporation into the sound file can be done
15 directly, or indirectly through psychoacoustics.
Another preferred embodiment of the method of the invention further comprises the step of communicating wirelessly with the user so that he controls the reproduction characteristics of the sound file. This also allows the user to interact with others.
20 users who are inside the adjacent auditory cells.
BRIEF DESCRIPTION OF THE FIGURES
Fig. 1 shows a perspective view of an example of a device according to the invention where the airborne sound emitting means emits a directional sound.
Fig. 2 shows an example of a device according to the invention where the sound emission medium by air emits a localized sound.
Fig. 3 shows a simplified scheme of the different elements that make up an example of a device according to the present invention.
Fig. 4 shows an example for interiors of a system formed by a plurality of devices according to the invention where the sound emission means by bone is
35 configured for the user to stand.
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user as a separate element in relation to the means (3) for sound emission by air, in this example the means (4) for detecting the head of the user is integrated into the means (3) for sound emission by way Aerial To this end, the means (3) for airborne sound emission initially function as an echo-locator (4) and, once the position of the user's head has been detected, switches to a state of creation of an audible sound via aerial, either directional in the entire auditory cell (CA) or located only in a particular volume of the same (VE).
The device (1) of the invention can also include a means (5) for detecting the presence of a user, so that when there is no user inside the ear cell (CA) no sound is emitted by air or that is. This presence detection means (5) could be configured such that it is adaptable to the user's weight. The presence detection means (5) can be configured in different ways, such as through a weight sensor or load cell arranged in the means (2) for sound emission by bone in the form of a floor plate. However, in this example the medium
(5) presence detection is integrated in the medium (3) of sound emission by air to take advantage of the eco-location functions that it performs. Thus, the information obtained during the process of detecting the position of the user's head is used to determine if there are any users inside the auditory cell (CA) and act accordingly.
As seen in Fig. 3, the device (1) of any of Figs. 1-2 may also include a means (6) for detecting noise inside and / or outside the ear cell (AC). This detection means (6) can be implemented through one or more microphones (not shown in Figs. 1-2) arranged in suitable places that allow to capture the sound generated inside and / or outside the auditory cell (AC). The noise detection, for example, inside the auditory cell (AC), allows the management of the sound emission medium (3) so that it emits a sound by air “opposite” to the detected noise, and that by both be able to dampen or eliminate such noise by cancellation. The noise cancellation is valid both to prevent the outflow of noises generated inside the auditory cell (CA), for example if the user jumps or sings, or to prevent the entrance to the interior of the auditory cell (CA) of Noises generated outside. In the case of a system consisting of several devices (1), this would prevent the transmission of noise between auditory cells (AC) and others.
Fig. 3 also shows a wireless communication means (7) that allows a
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Review Applied, 2014. - "Acoustic metasurface with hybrid resonances" Ma G Yang M Xiao S Yang Z Sheng P - Nature materials, 2014. - "Collimation of sound assisted by acoustic surface waves" J. Christensen, A.I.
5 Fernandez-Dominguez, F. de León-Pérez, L. Martín-Moreno - Nature Physics, 2007. - "Design and demonstration of broadband thin planar diffractive acoustic lenses" Wenqi Wang, Yangbo Xie, Adam Konneker, Bogdan-Ioan Popa, and Steven A. Cummera -Applied Physics Letters, 2014. - "Design of acoustic beam aperture modifier using gradient-index phononic crystals"
10 Sz-Chin Steven Lin1, Bernhard R. Tittmann1 and Tony Jun Huang - Journal of Applied Physics, 2012. - "Design of acoustic beam aperture modifier using gradient-index phononic crystals", Steven Lin et al, J Appl Phys. 2012 Jun fifteen; 111 (12): 123510. -http: //news.psu.edu/story/147494/2012/08/13/new-metamaterials-device-focuses
15 sound-waves-camera-lens.
权利要求:
Claims (1)
[1]
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引用文献:
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GB1447588A|1973-04-18|1976-08-25|Jagle M|Vibratory dance floor|
GB2183124A|1985-11-08|1987-05-28|Sanden Corp|Electro-mechanical vibrator|
CN103349467A|2013-07-10|2013-10-16|南昌大学|Multifunctional intelligent sleeping pillow|
EP3094103A1|2014-01-06|2016-11-16|Shenzhen Voxtech Co., Ltd|Method for suppressing sound leakage of bone conduction loudspeaker and bone conduction loudspeaker|
WO2015159037A1|2014-04-18|2015-10-22|Akoustic Arts|Unidirectional loudspeaker enclosure|
US20210377656A1|2018-10-17|2021-12-02|Akoustic Arts|Loudspeaker enclosure and modulation method for a loudspeaker enclosure|
CN112004176B|2020-08-19|2021-05-07|厦门大学|Underwater sound transducer for realizing underwater broadband collimation|
法律状态:
2018-11-19| FG2A| Definitive protection|Ref document number: 2669393 Country of ref document: ES Kind code of ref document: B2 Effective date: 20181119 |
2019-05-30| PC2A| Transfer of patent|Owner name: OSSICLES AUDIO, S.L. Effective date: 20190524 |
优先权:
申请号 | 申请日 | 专利标题
ES201631502A|ES2669393B2|2016-11-23|2016-11-23|Minimum noise pollution audio device|ES201631502A| ES2669393B2|2016-11-23|2016-11-23|Minimum noise pollution audio device|
PCT/ES2017/070767| WO2018096197A1|2016-11-23|2017-11-21|Audio device with minimal noise pollution|
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