WO2021103262A1 - Procédé de commande d'écouteur, écouteur et support de stockage lisible - Google Patents

Procédé de commande d'écouteur, écouteur et support de stockage lisible Download PDF

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Publication number
WO2021103262A1
WO2021103262A1 PCT/CN2019/129564 CN2019129564W WO2021103262A1 WO 2021103262 A1 WO2021103262 A1 WO 2021103262A1 CN 2019129564 W CN2019129564 W CN 2019129564W WO 2021103262 A1 WO2021103262 A1 WO 2021103262A1
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WIPO (PCT)
Prior art keywords
audio signal
volume
external audio
controlling
earphone
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PCT/CN2019/129564
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English (en)
Chinese (zh)
Inventor
赵胜刚
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歌尔股份有限公司
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Publication of WO2021103262A1 publication Critical patent/WO2021103262A1/fr

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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
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
    • H04R1/1083—Reduction of ambient noise
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L21/00—Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
    • G10L21/003—Changing voice quality, e.g. pitch or formants
    • G10L21/007—Changing voice quality, e.g. pitch or formants characterised by the process used
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
    • G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
    • G10L25/48—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use
    • G10L25/51—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 specially adapted for particular use for comparison or discrimination
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
    • H04R1/1041—Mechanical or electronic switches, or control elements

Definitions

  • This application relates to the field of electronic and electrical technology, and in particular to a method for controlling earphones, earphones and computer-readable storage media.
  • the earphone is a pair of conversion units, which accept the electrical signal sent by the media player or receiver, and use the speaker close to the ear to convert it into audible sound waves.
  • earphones have become a common audio output device in people's daily life.
  • the main purpose of this application is to provide a method for controlling earphones, earphones, and computer-readable storage media, aiming to achieve the effect of improving the compatibility of earphones for different usage scenarios.
  • the present application provides a method for controlling earphones.
  • the method for controlling earphones includes the following steps:
  • the external audio signal is processed according to the processing parameter, and the speaker is controlled to output the processed external audio signal.
  • the step of processing the external audio signal according to the processing parameter and controlling the speaker to output the processed external audio signal includes:
  • the step of controlling the equalizer to process the external audio signal according to the processing parameter includes:
  • the external audio signal is used as the input signal of the equalizer, and the output signal of the equalizer is used as the processed external audio signal, so as to perform full-band equalization processing on the external audio signal through the equalizer.
  • the step of obtaining processing parameters corresponding to the characteristic information includes:
  • the method for controlling the headset further includes:
  • the method before the step of receiving a target audio signal sent by another terminal and controlling the speaker to simultaneously output the target audio signal and the processed external audio signal, the method further includes:
  • the step of receiving a target audio signal sent by another terminal and controlling the speaker to simultaneously output the target audio signal and the processed external audio signal includes:
  • the step of determining the first volume and the second volume includes:
  • the second volume is determined according to the first volume, wherein the second volume is greater than or equal to the first volume.
  • the step of determining the first volume and the second volume includes:
  • the first volume is determined according to the second volume, wherein the second volume is greater than or equal to the first volume.
  • the method before the step of acquiring the external audio signal received by the microphone and acquiring the characteristic information of the external audio signal, the method further includes:
  • the steps of acquiring the external audio signal received by the microphone and acquiring the characteristic information of the external audio signal are performed.
  • the present application also provides a headset
  • the headset includes: a microphone, a speaker, a memory, a processor, and a control program of the headset stored on the memory and running on the processor,
  • the microphone is used for receiving external audio signals
  • the speaker is used for outputting audio signals
  • the control program of the earphone is executed by the processor to implement the steps of the method for controlling the earphone as described above.
  • the present application also provides a computer-readable storage medium on which a control program of the earphone is stored.
  • the control program of the earphone is executed by a processor, the above-mentioned The steps of the control method of the headset.
  • the method for controlling earphones, earphones, and computer-readable storage media proposed in the embodiments of the present application first obtain the external audio signal received by the microphone, and obtain the characteristic information of the external audio signal, and then obtain the processing parameters corresponding to the characteristic information.
  • the external audio signal is processed according to the processing parameters, and the speaker is controlled to output the processed external audio signal. Since the external audio signal can be received through the microphone, the corresponding processing parameters are determined according to the received external audio signal, and the external audio signal processed based on the processing parameters is broadcast, so that the user can receive external sound waves through the headset when using the headset.
  • the sound wave corresponding to the external audio signal emitted by the earphone is the sound wave pre-processed by the earphone based on the scene parameters, this achieves the effect of improving the compatibility of the earphone for different usage scenarios without affecting the use effect of the earphone.
  • FIG. 1 is a schematic diagram of a terminal structure of a hardware operating environment involved in a solution of an embodiment of the present application
  • FIG. 2 is a schematic flowchart of an embodiment of a method for controlling a headset of this application
  • FIG. 3 is a schematic flowchart of another embodiment of the application.
  • embodiments of the present application propose a method for controlling a headset, a headset, and a computer-readable storage medium, wherein the method for controlling the headset mainly includes the following steps:
  • the external audio signal is processed according to the processing parameter, and the speaker is controlled to output the processed external audio signal.
  • the corresponding processing parameters are determined according to the received external audio signal, and the external audio signal processed based on the processing parameters is broadcast, so that the user can receive external sound waves through the headset when using the headset.
  • the sound wave corresponding to the external audio signal emitted by the earphone is the sound wave pre-processed by the earphone based on the scene parameters, which achieves the effect of improving the compatibility of the earphone for different usage scenarios without affecting the use effect of the earphone.
  • FIG. 1 is a schematic diagram of a terminal structure of a hardware operating environment involved in a solution of an embodiment of the present application.
  • the terminal in the embodiment of the present application may be a terminal device such as a smart phone.
  • the terminal may include: a processor 1001, such as a CPU, a network interface 1004, a user interface 1003, a memory 1005, and a communication bus 1002.
  • the communication bus 1002 is used to implement connection and communication between these components.
  • the user interface 1003 may include a display screen (Display), an input unit such as a keyboard, etc., and the optional user interface 1003 may also include a standard wired interface and a wireless interface.
  • the network interface 1004 may optionally include a standard wired interface and a wireless interface (such as a WI-FI interface).
  • the memory 1005 may be a high-speed RAM memory, or a non-volatile memory (non-volatile memory), such as a magnetic disk memory.
  • the memory 1005 may also be a storage device independent of the aforementioned processor 1001.
  • terminal structure shown in FIG. 1 does not constitute a limitation on the terminal, and may include more or less components than shown in the figure, or combine some components, or arrange different components.
  • the memory 1005 which is a computer storage medium, may include an operating system, a network communication module, a user interface module, and a control program of a headset.
  • the network interface 1004 is mainly used to connect to a background server and perform data communication with the background server; the processor 1001 can be used to call the control program of the headset stored in the memory 1005, and perform the following operations:
  • the external audio signal is processed according to the processing parameter, and the speaker is controlled to output the processed external audio signal.
  • the processor 1001 may call a control program of the earphone stored in the memory 1005, and also perform the following operations:
  • the processor 1001 may call a control program of the earphone stored in the memory 1005, and also perform the following operations:
  • the external audio signal is used as the input signal of the equalizer, and the output signal of the equalizer is used as the processed external audio signal, so as to perform full-band equalization processing on the external audio signal through the equalizer.
  • the processor 1001 may call a control program of the earphone stored in the memory 1005, and also perform the following operations:
  • the processor 1001 may call a control program of the earphone stored in the memory 1005, and also perform the following operations:
  • the processor 1001 may call a control program of the earphone stored in the memory 1005, and also perform the following operations:
  • the step of receiving the target audio signal sent by other terminals and controlling the speaker to simultaneously output the target audio signal and the processed external audio signal includes:
  • the processor 1001 may call a control program of the earphone stored in the memory 1005, and also perform the following operations:
  • the second volume is determined according to the first volume, wherein the second volume is greater than or equal to the first volume.
  • the processor 1001 may call a control program of the earphone stored in the memory 1005, and also perform the following operations:
  • the first volume is determined according to the second volume, wherein the second volume is greater than or equal to the first volume.
  • the processor 1001 may call a control program of the earphone stored in the memory 1005, and also perform the following operations:
  • the steps of acquiring the external audio signal received by the microphone and acquiring the characteristic information of the external audio signal are performed.
  • the method for controlling the earphone includes the following steps:
  • Step S10 Obtain the external audio signal received by the microphone, and obtain the characteristic information of the external audio signal;
  • Step S20 Obtain processing parameters corresponding to the characteristic information
  • Step S30 Process the external audio signal according to the processing parameters, and control the speaker to output the processed external audio signal.
  • the earphone is provided with a microphone for receiving external sound waves and a speaker for playing the source signal.
  • the microphone can receive external sound waves in real time and convert the external sound waves into external audio signals.
  • the external sound waves refer to sound waves other than the sound waves emitted by the speakers of the earphone in the environment where the earphone is located.
  • the microphone When the microphone receives the external audio signal, the external audio signal received by the microphone is acquired, and signal analysis is performed on the external audio signal to determine the characteristic information of the external audio signal.
  • the external audio signal may be a time domain signal, a frequency domain signal or other transform domain signals.
  • the method of extracting the characteristic information of the external audio signal can also be different. Again, this embodiment does not specifically limit the manner of extracting the feature information of the external audio signal.
  • the external audio signal is a time-domain signal
  • its characteristic information includes zero-crossing rate, short-term energy, short-term autocorrelation function, short-term average amplitude difference, and spectrogram (based on FFT (fast Fourier transform, fast Fourier transform)).
  • Leaf transform (based on FFT (fast Fourier transform, fast Fourier transform)).
  • each sub-feature information of the external audio signal it can be based on different signal feature extraction algorithms, that is, based on the received external audio signal, one or more sub-feature information of the external audio signal can be extracted as the corresponding external audio signal. Characteristic information.
  • the corresponding processing parameter may be obtained based on the feature information.
  • the headset is also provided with a scene audio feature database.
  • the feature information of the external audio signal When the feature information of the external audio signal is obtained, the feature information of the external audio signal can be queried in the scene audio feature database.
  • the feature information of the signal matches the audio feature of the target scene.
  • the matching degree between the feature information of the external audio signal and the audio feature of each scene in the scene audio feature database can be obtained respectively, and then the external audio signal
  • the matching degree between the feature information of each scene and the audio feature of each scene is sorted to determine the scene audio feature with the highest matching degree between the feature information of the external audio signal and the external audio signal in the scene audio feature database according to the sorting result.
  • the audio feature of the scene with the highest matching degree between the feature information of the audio signal is taken as the audio feature of the target scene.
  • the matching between each sub-feature information can be calculated one by one.
  • the weighted matching degree between the multiple sub-matching degrees can be used as the matching degree between the feature information and the audio feature of the scene, or multiple sub-matching degrees can be used.
  • the average matching degree between the matching degrees is used as the matching degree between the feature information and the audio feature of the scene.
  • the degree of matching between the feature information and the audio feature of the scene is determined in another manner.
  • this embodiment does not make a specific limitation.
  • the preset processing parameter associated with the target scene audio feature can be acquired as the processing parameter corresponding to the feature information.
  • the preset processing parameter is a preset value stored in the earphone in association with the audio feature of the target scene in advance.
  • the earphone is also provided with an equalizer.
  • the equalizer can be controlled to process the external audio signal according to the processing parameters, and then use the processed external audio signal as the speaker Source signal to output the processed external audio signal.
  • the operating parameters of the equalizer can be set according to the processing parameters, and then the external audio signal received by the microphone is used as the input signal of the equalizer, so that the missed signal received by the microphone can be detected by the equalizer.
  • the audio signal is equalized for the full frequency band.
  • the output signal of the equalizer (that is, the processed external audio signal) is used as the source signal of the speaker, and the speaker is controlled to emit sound waves to achieve the purpose of outputting the processed external audio signal through the speaker.
  • the processing parameters are processing parameters set in advance according to the sound wave characteristics corresponding to the scene.
  • the key points in the external audio signal can be more emphasized, and the interference factors in the voice can be reduced.
  • the full frequency band that needs to be monitored needs to be increased to notice the sudden situation around; in a noisy environment, the full frequency band that needs to be monitored is adjusted to the lowest level, so you can enjoy music with peace of mind; in the case of driving, Need to pay attention to the outside sound, suppress tire noise or wind noise, need to monitor to turn on the high-pass mode.
  • the earphone may first detect whether the monitoring function has been turned on at the current moment, and when the earphone has turned on the monitoring function, steps S10 to S30 are executed. No response, that is, neither processing nor playing the external audio signal.
  • the monitoring function can be turned on through a control control set on the earphone, or it may be turned on through other methods.
  • the external audio signal received by the microphone is first acquired, and the characteristic information of the external audio signal is acquired, and then the processing parameter corresponding to the characteristic information is acquired to process the external audio signal according to the processing parameter. , And control the speaker to output the processed external audio signal. Since the external audio signal can be received through the microphone, the corresponding processing parameters can be determined according to the received external audio signal, and the external audio signal processed based on the processing parameters can be broadcast, so that the user can receive external sound waves through the headset when using the headset.
  • the sound wave corresponding to the external audio signal emitted by the earphone is the sound wave pre-processed by the earphone based on the scene parameters, which achieves the effect of improving the compatibility of the earphone for different usage scenarios without affecting the use effect of the earphone.
  • the method for controlling the headset further includes the following steps:
  • Step S40 Receive a target audio signal sent by another terminal, and control the speaker to simultaneously output the target audio signal and the processed external audio signal.
  • step execution flow of an optional embodiment shown in FIG. 3 is not used to limit this application, and step S40 is only fixedly executed after step S30.
  • the earphone is further provided with a connection module, and the connection module may include a wired connector and/or a wireless communication component.
  • the connection module may include a wired connector and/or a wireless communication component.
  • the target audio signal and the processed external audio signal can be used as the source signal of the speaker at the same time, so as to control the speaker to simultaneously output the target audio signal and the processed external audio signal.
  • a first volume and a second volume may be determined first, where the first volume is the output volume of the target audio signal, and the second volume is the processed volume.
  • the output volume of the external audio signal Then control the speaker to output the target audio signal according to the first volume, and output the processed external audio signal according to the second volume.
  • a volume adjustment component is provided on the earphone, wherein the volume adjustment component includes a volume adjustment control.
  • the user can adjust the playback volume of the headset by triggering the volume adjustment control. And/or the headset can also receive volume setting parameters sent by other terminals.
  • the volume adjustment control can be set as a physical button or a physical knob.
  • the push-type physical key can be triggered by pressing
  • the sliding-type physical key can be triggered by sliding
  • the knob can be triggered by rotating.
  • the volume adjustment control can also be set as a virtual touch button, which can be triggered by a touch operation.
  • the volume adjustment control can also be set as a voice control or gesture control volume adjustment control.
  • the earphone may obtain and receive the first volume setting parameter sent by other terminals, and/or obtain the second volume setting parameter set by the user through the volume adjustment device. Then the first volume is determined according to the first volume setting parameter and/or the second volume setting parameter. Then, after the first volume is determined, the second volume is determined according to the first volume.
  • the volume increase parameter may be acquired first.
  • the volume increase parameter may be a proportional value, so that after the first volume is adjusted according to the ratio, the adjusted first volume can be used as the second volume.
  • the volume increase parameter may be a fixed value, so that the first volume can be adjusted according to the fixed value, and the adjusted first volume can be used as the second volume.
  • the increase parameter m% may be obtained, and then Am% is used as the second volume. Or get the increase parameter n, and then use A+n as the second volume.
  • the volume increase parameter m% may be set to be greater than or equal to 100%, or the volume increase parameter n may be set to be greater than or equal to zero.
  • the set volume of the earphone may be determined first according to the second volume setting parameter set by the user, and the set volume of the earphone is used as the second volume. Then the first volume is determined according to the second volume.
  • the volume attenuation parameter when determining the first volume according to the second volume, the volume attenuation parameter may be acquired first, and then the first volume is determined according to the volume attenuation parameter and the second volume.
  • the volume attenuation parameter x% or y can be obtained, and then Bx% or B-y is used as the first volume. It can be understood that, in order to make the second volume greater than or equal to the first volume, the volume adjustment parameter x% may be set to be less than or equal to 100%, or the volume adjustment parameter y may be set to be greater than or equal to zero.
  • the earphone can receive the target audio signal sent by other terminals, and control the speaker to simultaneously output the target audio signal and the processed external audio signal, so that the earphone does not affect the target audio signal when outputting the target audio signal. Normal output of the target audio signal. This improves headset compatibility.
  • an embodiment of the present application also proposes a headset.
  • the headset includes a memory, a processor, and a control program of the headset that is stored on the memory and can run on the processor.
  • the control program of the headset is controlled by the processor.
  • the processor When the processor is executed, the steps of the earphone control method described in the above embodiments are realized.
  • the embodiment of the present application also proposes a computer-readable storage medium, the computer-readable storage medium stores a control program of the earphone, and the control program of the earphone is executed by the processor to realize the above-mentioned various embodiments.
  • the steps of the control method of the headset are also proposed.
  • the steps of the method or algorithm described in the embodiments disclosed in this document can be directly implemented by hardware, a software module executed by a processor, or a combination of the two.
  • the software module can be placed in random access memory (RAM), internal memory, read-only memory (ROM), electrically programmable ROM, electrically erasable programmable ROM, registers, hard disks, removable disks, CD-ROMs, or all areas in the technical field. Any other known storage media.

Abstract

L'invention concerne un procédé de commande d'écouteur comprenant les étapes suivantes : obtenir un signal audio externe reçu par un microphone, et obtenir les informations caractéristiques du signal audio externe (S10) ; obtenir les paramètres de traitement correspondant aux informations caractéristiques (S20) ; traiter le signal audio externe selon les paramètres de traitement, et commander un haut-parleur pour reproduire le signal audio externe traité (S30). L'invention concerne également un écouteur et un support de stockage lisible par ordinateur. L'effet d'amélioration de la compatibilité des écouteurs dans différents scénarios d'utilisation est obtenu.
PCT/CN2019/129564 2019-11-28 2019-12-28 Procédé de commande d'écouteur, écouteur et support de stockage lisible WO2021103262A1 (fr)

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