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WO2014048175A1 - Procédé et appareil de prothèse auditive et antibruit et appareil pour écouteur bluetooth - Google Patents

Procédé et appareil de prothèse auditive et antibruit et appareil pour écouteur bluetooth Download PDF

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Publication number
WO2014048175A1
WO2014048175A1 PCT/CN2013/081065 CN2013081065W WO2014048175A1 WO 2014048175 A1 WO2014048175 A1 WO 2014048175A1 CN 2013081065 W CN2013081065 W CN 2013081065W WO 2014048175 A1 WO2014048175 A1 WO 2014048175A1
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WO
WIPO (PCT)
Prior art keywords
audio signal
bluetooth
module
hearing
frequency
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/CN2013/081065
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English (en)
Chinese (zh)
Inventor
黄勋德
黎广钊
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Anpac Semiconductor Ltd
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Anpac Semiconductor Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Anpac Semiconductor Ltd filed Critical Anpac Semiconductor Ltd
Priority to CN201380004354.7A priority Critical patent/CN104521247B/zh
Publication of WO2014048175A1 publication Critical patent/WO2014048175A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
    • H04R25/40—Arrangements for obtaining a desired directivity characteristic
    • H04R25/407—Circuits for combining signals of a plurality of transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2225/00—Details of deaf aids covered by H04R25/00, not provided for in any of its subgroups
    • H04R2225/41—Detection or adaptation of hearing aid parameters or programs to listening situation, e.g. pub, forest
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2225/00—Details of deaf aids covered by H04R25/00, not provided for in any of its subgroups
    • H04R2225/61—Aspects relating to mechanical or electronic switches or control elements, e.g. functioning
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2460/00—Details of hearing devices, i.e. of ear- or headphones covered by H04R1/10 or H04R5/033 but not provided for in any of their subgroups, or of hearing aids covered by H04R25/00 but not provided for in any of its subgroups
    • H04R2460/01—Hearing devices using active noise cancellation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
    • H04R25/30—Monitoring or testing of hearing aids, e.g. functioning, settings, battery power

Definitions

  • the present invention relates to the field of audio devices, and in particular, to a Bluetooth headset having a hearing aid and a noise reduction function and an audio device using the same.
  • the hearing aid determines the amplification factor of the currently received audio signal according to the currently received audio signal frequency and the preset hearing spectrum data corresponding to the audio signal frequency, and then according to the determined amplification factor, the currently received The audio signal is amplified so that the user can hear the sound clearly without feeling too loud.
  • the hearing aids having the above-mentioned hearing spectrum data setting function are mostly complicated in structure, high in price, and single in function, and are cumbersome to use and carry.
  • the existing hearing aid amplifies the audio signal that the user wants to hear, the existing noise and the noise signal transmitted from the outside are often amplified together to cause audible interference to the user.
  • the technical problem to be solved by the present invention is to provide a Bluetooth earphone with hearing aid and noise reduction functions for the above-mentioned many defects of the existing hearing aid.
  • a Bluetooth headset (100) includes a Bluetooth transceiver module (1) and a speaker (8), wherein the Bluetooth headset (100) further includes a multi-frequency amplifier (7) and a preset with an audio signal.
  • a storage module (6) of the plurality of frequencies corresponding to the hearing spectrum data, the Bluetooth transceiver module (1), the storage module ( 6 And the speaker (8) are electrically connected to the multi-frequency amplifier (7);
  • the Bluetooth transceiver module (1) receives an audio signal in a Bluetooth communication manner, and transmits the received audio signal to the plurality of a frequency amplifier (7);
  • the multi-frequency amplifier (7) receives the received audio based on the frequency of the received audio signal and the hearing spectrum data stored by the storage module (6) corresponding to the frequency of the received audio signal
  • the signal is amplified by a corresponding multiple and the amplified audio signal is transmitted to the speaker (8) for broadcast.
  • the Bluetooth headset (100) further includes an electrical connection to the Bluetooth transceiver Between the module (1) and the multi-frequency amplifier (7), for eliminating the Bluetooth transceiver A noise canceling module (5) for noise in the audio signal outputted by the module (1) and a noise collecting module (3) electrically connected to the noise canceling module (5) for collecting external noise.
  • the Bluetooth headset (100) further includes a microphone (2) electrically connected to the multi-frequency amplifier (7) for providing an external audio signal to the multi-frequency amplifier (7); the Bluetooth headset (100) further comprising a switch (4), the multi-frequency amplifier (7) selectively interacting with the Bluetooth via the switch (4)
  • the transceiver module (1) or the microphone (2) is electrically connected; the noise cancellation module (5) is electrically connected between the switch (4) and the multi-frequency amplifier (7).
  • the Bluetooth headset (100) further includes an interface (9) electrically connected to the storage module (6) for storing the hearing spectrum data into the storage module (6).
  • the Bluetooth transceiver module (1) is electrically connected to the storage module (6) for receiving the hearing spectrum data through Bluetooth communication, and storing the hearing spectrum data in the storage module (6) ).
  • the hearing spectrum data is a preset magnification of the audio signal respectively corresponding to the user having different frequencies.
  • the hearing spectrum data is preset by the user to be corresponding frequencies of 300 Hz, 600 Hz, 1200 Hz, Magnification of 2400 Hz, 4800 Hz audio signals.
  • the present invention also provides an audio device (300), the audio device (300) Including the above-mentioned Bluetooth headset (100) and an additional Bluetooth module (110) that establishes communication with the Bluetooth headset (100) for use in an electronic device (400) that does not have a built-in Bluetooth function. 500) acquiring an audio signal and transmitting the audio signal to the Bluetooth headset (100).
  • the method of the present invention for implementing the hearing aid and anti-noise function using the Bluetooth headset (100) comprises the following steps:
  • S2A receiving the audio signal by using the Bluetooth transceiver module (1) in Bluetooth communication mode, and transmitting the received audio signal to The noise cancellation module (5) transmits the received audio signal to the multi-frequency amplifier (7) after denoising processing;
  • another method of the present invention for implementing hearing aid and anti-noise functions using the Bluetooth headset (100) includes the following steps:
  • S2B receiving the external audio signal by using the microphone (2), and transmitting the received audio signal to The noise cancellation module (5) transmits the received audio signal to the multi-frequency amplifier (7) after denoising processing;
  • another method of the present invention for implementing hearing aid and noise immunity using the audio device (300) includes the following steps:
  • S2C using the additional Bluetooth module (110) from an electronic device without built-in Bluetooth function (400, 500) acquiring an audio signal, and transmitting the audio signal to the bluetooth headset (100); receiving the audio signal by using the Bluetooth transceiver module (1) in a Bluetooth communication manner, and transmitting the received audio signal To the noise cancellation module (5), after the denoising process, the received audio signal is transmitted to the multi-frequency amplifier (7);
  • the step S1 includes:
  • Audio signals having different frequencies are sequentially played as a hearing test signal according to a frequency from low to high, and the user listens to the hearing test signal through the Bluetooth headset (100) when the intelligent electronic device (200) Each time an audio signal having a specific frequency is played, the user adjusts the volume of the smart electronic device (200) until it feels the clearest and most comfortable to hear;
  • the smart electronic device (200) The magnification at which the audio signal having the specific frequency which is the clearest and most comfortable to hear is currently played is stored as the hearing spectrum data corresponding to the audio signal having such a specific frequency. Via Bluetooth communication or The interface (9), the intelligent electronic device (200) transmits the hearing spectrum data to the Bluetooth headset (100) and saves it in the storage module (6).
  • FIG. 1 is a functional block diagram of a Bluetooth headset provided by a preferred embodiment of the present invention.
  • FIG 2 is a schematic diagram of the operation of the Bluetooth headset shown in Figure 1 when setting the hearing spectrum data.
  • Figure 3 is a schematic diagram of the operation of the Bluetooth headset shown in Figure 1 when used as a headset.
  • Figure 4 is a schematic diagram showing the operation of the first embodiment of the Bluetooth headset shown in Figure 1 as a hearing aid.
  • Figure 5 is a schematic diagram showing the operation of the second embodiment of the Bluetooth headset shown in Figure 1 as a hearing aid.
  • FIG. 6 is a schematic diagram of the operation of an audio device for an entertainment device according to a preferred embodiment of the present invention.
  • FIG. 7 is a schematic diagram of the operation of an audio device for a fixed telephone according to a preferred embodiment of the present invention.
  • a preferred embodiment of the present invention provides a Bluetooth headset 100.
  • the Bluetooth headset 100 Can be used in accordance with traditional methods, from Bluetooth-enabled electronic devices (such as mobile phones, personal computers, laptops, tablets, multimedia players, etc.) Receiving a Bluetooth signal and converting the Bluetooth signal into an audio signal for playback, the user can pre-set the magnification that is most suitable for himself by software.
  • the Bluetooth headset 100 It is also possible to use a hearing impaired person as a hearing aid to amplify an external sound such as a voice by an appropriate multiple.
  • the Bluetooth headset 100 includes a Bluetooth transceiver module 1, a microphone 2, a noise collection module 3, and a switch 4 , noise cancellation module 5, memory module 6, multi-frequency amplifier 7, speaker 8 and interface 9 .
  • Bluetooth transceiver module 1 It can be an existing Bluetooth signal transceiver, such as a Bluetooth antenna module, for transmitting and receiving Bluetooth signals.
  • the switch 4 can be a single pole double throw switch, and the Bluetooth transceiver module 1 and the microphone 2 both pass the switch 4 Connected to the noise cancellation module 5, the Bluetooth transceiver module 1 or the microphone 2 can be selectively electrically connected to the noise cancellation module 5 by operating the switch 4, thereby respectively making the Bluetooth headset 100 Works in headset mode and hearing aid mode.
  • the noise cancellation module 5 may include a noise reduction processor (not shown) and a noise cancellation circuit (not shown) for the slave transceiver module 1 Or the audio signal received by the microphone 2 is denoised.
  • the noise reduction processor can discern the noise signal mixed in the received audio signal (for example, a noise signal due to voltage or current instability), and generate a denoising phase opposite to the phase of the noise signal. The signal is superimposed on the received audio signal by a noise cancellation circuit to remove the mixed noise signal.
  • Noise collection module 3 may be another microphone or other sound signal collecting device, and is electrically connected to the noise eliminating module 5 for collecting external noise signals and transmitting external noise signals to the noise canceling module 5 .
  • Noise cancellation module 5 The denoising signal opposite to the phase of the external noise signal may also be superimposed on the received audio signal to eliminate interference of the external noise signal on the received audio signal.
  • the noise cancellation module 5 The interference of the internal noise (ie, the noise of the received audio signal itself) and the external noise (ie, the noise from the outside) on the received audio signal can be eliminated at the same time.
  • the noise canceling module 5 can transmit an audio signal that eliminates internal noise and external noise interference to the multi-frequency amplifier 7
  • the multi-frequency amplifier 7 performs a certain multiple of amplification and then transmits it to the speaker 8 for playback.
  • the storage module 6 may be an existing data storage device electrically connected to the multi-frequency amplifier 7 and stored therein for determining the multi-frequency amplifier 7 A specific multiple of the hearing spectrum data that amplifies the audio signal transmitted from the noise cancellation module 5.
  • the so-called hearing spectrum data refers to preset magnifications corresponding to audio signals having different frequencies, respectively.
  • the user of the Bluetooth headset 100 can preset the hearing spectrum data that is most suitable for himself and store it in the storage module 6 Medium.
  • the user can control the intelligent electronic device through the existing hearing test software installed in the smart electronic device 200 (for example, a personal computer, a notebook computer, a tablet computer, a smart phone, etc.).
  • the smart electronic device 200 Plays out audio signals with different frequencies in sequence as a hearing test signal.
  • the user uses the smart electronic device 200 to play the frequency 300 Hz in order from low to high. 600 Hz, 1200 Hz, 2400 Hz, 4800 Hz
  • the audio signal of course, in other embodiments, these frequency values can also be changed according to specific requirements.
  • the user controls the smart electronic device 200 to adjust the volume through the hearing test software, and the smart electronic device 200
  • the magnification of the audio signal with this particular frequency is continuously adjusted until it feels the clearest and most comfortable.
  • the user can pass the smart electronic device 200 through the hearing test software.
  • the magnification at which the audio signal having such a specific frequency is currently played is stored as the hearing spectrum data corresponding to the audio signal having such a specific frequency.
  • the hearing spectrum data set by the user is respectively corresponding to the above frequency. Hearing spectrum data for audio signals at 300 Hz, 600 Hz, 1200 Hz, 2400 Hz, 4800 Hz.
  • the Bluetooth headset 100 further includes an interface 9 electrically connected to the storage module 6, and the interface 9 It can be an existing data interface such as a USB interface for data transmission. After the user sets the hearing spectrum data according to the above method, it can pass the existing wired transmission method (such as USB).
  • the transmission method connects the above-mentioned intelligent electronic device 200 storing the hearing spectrum data with the interface 9 and passes through the intelligent electronic device 200.
  • the operation interface inputs an operation instruction to save the hearing spectrum data to the storage module 6.
  • the Bluetooth transceiver module 1 in this embodiment is also connected to the storage module 6 Electrically connected, the hearing spectrum data can also be transmitted from the smart electronic device 200 to the Bluetooth transceiver module 1 via the existing Bluetooth communication method, and then transmitted from the Bluetooth transceiver module 1 to the storage module 6 Save it.
  • the hearing spectrum data can be stored in the memory module 6, when the multi-frequency amplifier 7 receives the audio signal from the noise cancellation module 5, it can be based on the memory module 6
  • the stored hearing spectrum data corresponding to the frequency of the received audio signal is amplified by a certain multiple of the received audio signal, and then broadcasted through the speaker 8 to allow the user to pass the speaker 8 Hear the sound with his own preset magnification. In this way, even if the user is a hearing impaired person, a clear and comfortable listening effect can be obtained.
  • Bluetooth headset 100 when the Bluetooth headset 100 is used as a headset, the user first follows the above method in the storage module 6 The hearing spectrum data suitable for oneself is stored therein, and then the switch 4 is operated to establish an electrical connection between the Bluetooth transceiver module 1 and the noise cancellation module 5.
  • Bluetooth transceiver module 1 and one with Bluetooth Electronic device 210 eg, cell phone, personal computer, laptop, tablet, multimedia player, etc.
  • Bluetooth communication When the audio file is played, the played audio signal can be transmitted to the Bluetooth transceiver module 1 by Bluetooth communication.
  • Bluetooth transceiver module 1 transmits the audio signal to the noise cancellation module via the switch 4
  • the noise canceling module 5 performs denoising processing on the audio signal according to the above method to eliminate interference of internal noise and external noise on the audio signal.
  • the denoised audio signal is transmitted to the multi-frequency amplifier 7 , multi-frequency amplifier 7
  • the received audio signal is amplified by a certain multiple, and then broadcasted through the speaker 8 to enable the user to pass the speaker 8 Hear the sound with his own preset magnification. In this way, the user can listen to the audio file played by the electronic device 210 through the Bluetooth headset 100 at a preset magnification.
  • the Bluetooth headset 100 is a first embodiment of a hearing aid, and the microphone of the Bluetooth headset 100 is used.
  • the user first stores the hearing spectrum data suitable for himself in the storage module 6 according to the above method, and then operates the switch 4 in the microphone 2 and the noise canceling module 5 Establish an electrical connection between them.
  • the microphone 2 can collect the external sound signal that the user wants to listen to (such as the voice spoken by the other party when talking with others), and convert the collected sound signal into an audio signal through the switch 4 Transmitting the audio signal to the noise cancellation module 5, the noise cancellation module 5
  • the audio signal is denoised according to the above method to eliminate interference of internal noise and external noise on the audio signal.
  • the denoised audio signal is transmitted to the multi-frequency amplifier 7 and the multi-frequency amplifier 7 is based on the memory module 6
  • the stored hearing spectrum data corresponding to the frequency of the received audio signal is amplified by a certain multiple of the received audio signal, and then broadcasted through the speaker 8 to allow the user to pass the speaker 8 Hear the sound with his own preset magnification.
  • the user can use the Bluetooth headset 100 to amplify the external sound signal that he or she wants to listen to by a preset multiple, thereby obtaining an ideal listening effect.
  • the Bluetooth headset 100 is used as a second embodiment of the hearing aid, and an external mobile phone is used.
  • the microphone captures the external sound signal that the user wants to listen to.
  • the user stores the hearing spectrum data suitable for himself in the storage module 6 according to the above method, and then operates the switch 4 in the Bluetooth transceiver module 1 Establish an electrical connection with the noise cancellation module 5.
  • the user places a Bluetooth enabled mobile phone 220 next to the external sound signal that the user wants to listen to, and uses the application software to turn the mobile phone 220.
  • the operation mode adjusts the external sound signal by using the microphone of the mobile phone 220, and transmits the collected external sound signal to the Bluetooth transceiver module 1 of the Bluetooth headset 100 through Bluetooth communication.
  • the audio signal is transmitted to the noise cancellation module 5 via the switch 4, and the noise cancellation module 5
  • the audio signal is denoised according to the above method to eliminate interference of internal noise and external noise on the audio signal.
  • the denoised audio signal is transmitted to the multi-frequency amplifier 7 and the multi-frequency amplifier 7 is based on the memory module 6
  • the stored hearing spectrum data corresponding to the frequency of the received audio signal is amplified by a certain multiple of the received audio signal, and then broadcasted through the speaker 8 to allow the user to pass the speaker 8 Hear the sound with his own preset magnification. In this way, the user can use the Bluetooth headset 100 to amplify the external sound signal that he or she wants to listen to by a preset multiple, thereby obtaining an ideal listening effect.
  • Bluetooth headset 100 provided by the present invention Integrating the functions of the hearing aids facilitates simplifying the hardware structure of the hearing aid, reducing the overall production cost, and increasing the interest of use.
  • the Bluetooth headset 100 It also features noise reduction, which provides better audio playback than existing headphones and hearing aids when used as a headset or hearing aid.
  • the present invention also provides an audio device 300.
  • the audio device 300 includes the above-mentioned Bluetooth headset 100 and an additional Bluetooth module 110 having a Bluetooth communication connection with the Bluetooth headset 100.
  • the additional Bluetooth module 110 It can be various existing Bluetooth communication modules, and can perform short-range wireless communication with the Bluetooth transceiver module 1 in the Bluetooth headset 100 using various existing Bluetooth communication means.
  • the additional Bluetooth module (110) is used for never
  • the Bluetooth-enabled electronic device (400, 500) acquires an audio signal and transmits the audio signal to the Bluetooth headset (100).
  • FIG. 6 is a schematic diagram of the operation of the audio device 300 for an entertainment device 400.
  • the entertainment device 400 can be a television set, An electronic device that can play audio signals but does not have a built-in Bluetooth module, such as a DVD player or an audio amplifier.
  • the additional Bluetooth module 110 and the entertainment device 400 The electrical connection is established in a known manner (for example, through an existing audio interface), the audio signal played by the entertainment device 400 is obtained, and the audio signal is transmitted to the Bluetooth transceiver module by Bluetooth communication. .
  • the Bluetooth headset 100 can be used in accordance with the above method, so that the Bluetooth headset 100 can be used as an audio playback device of the entertainment device 400.
  • FIG. 7 is a schematic diagram of the operation of the audio device 300 for a fixed telephone 500.
  • the additional Bluetooth module 110 and the fixed telephone 500 establishes an electrical connection according to a known manner (for example, through an existing audio interface), obtains an audio signal transmitted by the fixed telephone 500, and transmits the audio signal to the Bluetooth transceiver module through Bluetooth communication. 1 .
  • the Bluetooth headset 100 can be used as described above.
  • the microphone 2 can also be used to input the user's voice and transmit the user's voice to the fixed telephone 500 in an existing manner. , sent out through the fixed telephone network.
  • the Bluetooth headset 100 can be used as a wireless handset and microphone for the fixed telephone 500.
  • the audio device 300 can be used in conjunction with a variety of existing electronic devices and communication devices.
  • the audio device The Bluetooth Headset 100 in the 300 can perform hearing aid, noise reduction and hearing protection functions as described above, further expanding the use of the Bluetooth headset 100.

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  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Neurosurgery (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Telephone Function (AREA)
  • Mobile Radio Communication Systems (AREA)
PCT/CN2013/081065 2012-09-28 2013-08-08 Procédé et appareil de prothèse auditive et antibruit et appareil pour écouteur bluetooth Ceased WO2014048175A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201380004354.7A CN104521247B (zh) 2012-09-28 2013-08-08 蓝牙耳机助听及抗噪方法和装置

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201220503695.1 2012-09-28
CN2012205036951U CN202841468U (zh) 2012-09-28 2012-09-28 一种具有助听和抗噪功能的蓝牙耳机

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WO2014048175A1 true WO2014048175A1 (fr) 2014-04-03

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CN104616662A (zh) * 2015-01-27 2015-05-13 中国科学院理化技术研究所 主动降噪方法及装置
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CN107333198B (zh) * 2017-07-03 2024-05-24 广州由我科技股份有限公司 一种带有助听功能的蓝牙耳机
CN107864441B (zh) * 2017-12-11 2023-10-24 北京康易聆医疗科技有限公司 一种具有助听功能的蓝牙芯片、蓝牙耳机及无线助听系统
CN110650421A (zh) * 2018-06-26 2020-01-03 深圳市智汇声科技有限公司 一种听力辅助系统及其主机和从机
CN109068221B (zh) * 2018-09-07 2021-04-20 歌尔科技有限公司 一种蓝牙耳机的降噪方法
CN109547909A (zh) * 2018-11-30 2019-03-29 深圳市蓝蜂时代实业有限公司 一种单蓝牙芯片实现带助听功能的方法及蓝牙耳机系统
CN112040383A (zh) * 2020-08-07 2020-12-04 深圳市微纳集成电路与系统应用研究院 助听装置
CN115134710B (zh) * 2021-03-26 2025-03-14 Oppo广东移动通信有限公司 音频播放设备的降噪方法、装置、电子设备以及存储介质
CN114158015A (zh) * 2021-11-26 2022-03-08 歌尔科技有限公司 无线耳机通信系统及基于充电盒实现的通信方法
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