CN109120296A - A kind of earphone far field exchange method, earphone far field interaction accessory and wireless headset - Google Patents
A kind of earphone far field exchange method, earphone far field interaction accessory and wireless headset Download PDFInfo
- Publication number
- CN109120296A CN109120296A CN201811002261.1A CN201811002261A CN109120296A CN 109120296 A CN109120296 A CN 109120296A CN 201811002261 A CN201811002261 A CN 201811002261A CN 109120296 A CN109120296 A CN 109120296A
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- Prior art keywords
- far field
- wireless headset
- earphone far
- earphone
- accessory
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/3827—Portable transceivers
- H04B1/385—Transceivers carried on the body, e.g. in helmets
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/16—Sound input; Sound output
- G06F3/162—Interface to dedicated audio devices, e.g. audio drivers, interface to CODECs
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/3827—Portable transceivers
- H04B1/385—Transceivers carried on the body, e.g. in helmets
- H04B2001/3872—Transceivers carried on the body, e.g. in helmets with extendable microphones or earphones
Abstract
The invention discloses a kind of earphone far field exchange methods, are related to portable listening equipment technical field, for realizing the far field interactive function of wireless headset；This method comprises: picking up phonetic order information by the pick up facility in earphone far field interaction accessory when earphone far field interaction accessory detects that two wireless headsets are in state in place；Phonetic order information is issued to the first wireless headset being connected with terminal, make the first wireless headset that phonetic order information is sent to terminal and receives the response message of terminal feedback；Receive the response message of the first wireless headset transmission；Export response message；This method realizes the data interaction of earphone far field interaction accessory and terminal using the first wireless headset as the bridge of earphone far field interaction accessory and terminal, and then realizes wireless headset far field interactive function.The invention also discloses a kind of earphone far field interaction accessory, wireless headset and computer readable storage mediums, have above-mentioned beneficial effect.
Description
Technical field
The present invention relates to technical field of electronic equipment, in particular to a kind of earphone far field exchange method, the interaction of earphone far field
Accessory, wireless headset and computer readable storage medium.
Background technique
Currently, favor of the wireless headset since its is easy to use, increasingly by masses.Such as TWS (True
Wireless Stereo) earphone, the purpose that existing TWS earphone is realized ears by Bluetooth technology while played.But at present
The function of wireless headset is also only limited to the near field interactive device as mobile phone, cannot achieve far field interactive function.
Summary of the invention
The object of the present invention is to provide a kind of earphone far field exchange method, earphone far field interaction accessory, wireless headset and meters
Calculation machine readable storage medium storing program for executing can be realized wireless headset far field interactive function.
In order to solve the above technical problems, the present invention provides a kind of earphone far field exchange method, this method comprises:
When earphone far field interaction accessory detects that two wireless headsets are in state in place, handed over by the earphone far field
Pick up facility in mutual accessory picks up phonetic order information；
The phonetic order information is issued to the first wireless headset being connected with terminal, makes first wireless headset by institute
Predicate sound command information is sent to the terminal and receives the response message of the terminal feedback；
Receive the response message that first wireless headset is sent；
Export the response message.
Optionally, the method also includes:
The state in place is detected by determining the corresponding touch-switch of wireless headset in state is pressed.
Optionally, before the phonetic order information to be issued to the first wireless headset being connected with terminal, further includes:
Detect the battery capacity of two wireless headsets in the earphone far field interaction accessory；
Select the higher wireless headset of battery capacity as the first wireless headset；
Judge whether first wireless headset is connected with terminal；
If so, executing the described the step of phonetic order information is issued the first wireless headset being connected with terminal；
If it is not, then establishing the described first wirelessly connection with the terminal, and execute described by the phonetic order information
The step of issuing the first wireless headset being connected with terminal.
Optionally, the method also includes:
Dormant state is set by the lower wireless headset of battery capacity.
Optionally, the phonetic order information is issued to the first wireless headset being connected with terminal, comprising:
The phonetic order information is issued into the first wireless headset being connected with terminal by USB interface or UART interface.
Optionally, the method also includes:
The connected equipment of accessory is interacted with the earphone far field using mobile power source circuit pair to charge.
Optionally, the connected equipment of accessory is interacted with the earphone far field using mobile power source circuit pair to charge, is wrapped
It includes:
Judge whether the battery capacity of the earphone far field interaction accessory is lower than operation threshold；
It is filled if so, the mobile power source circuit pair is forbidden to interact the connected equipment of accessory with the earphone far field
Electricity；
It charges if it is not, then interacting the connected equipment of accessory with the earphone far field using mobile power source circuit pair.
The present invention also provides a kind of earphone far field interaction accessories, comprising: picks up the pick up facility of phonetic order information, with the
One wireless headset carries out the communication interface of data interaction, exports output equipment, memory and the processor of response message；Its
In, the memory, for storing computer program, the processor is for realizing above-mentioned institute when executing the computer program
The step of earphone far field exchange method stated.
Optionally, earphone far field interaction accessory further include: the equipment to interact accessory with the earphone far field and being connected
The mobile power source circuit to charge.
The present invention also provides a kind of earphone far field exchange methods, which comprises
First wireless headset receives the phonetic order information that earphone far field interaction accessory is sent；Wherein, the phonetic order
The information earphone far field interaction accessory detects to be picked up when two wireless headsets are in state in place；
The phonetic order information is sent to connected terminal, make the terminal to the phonetic order information at
Reason obtains response message；
It receives the response message and the response message is sent to the earphone far field interaction accessory.
Optionally, the first wireless headset receives the phonetic order information that earphone far field interaction accessory is sent, comprising:
First wireless headset receives the phonetic order letter that earphone far field interaction accessory is sent by USB interface or UART interface
Breath.
The present invention also provides a kind of wireless headsets characterized by comprising communication interface, memory, processor；Wherein,
The memory, for storing computer program, the processor is described above for realizing when executing the computer program
Earphone far field exchange method the step of.
The present invention also provides a kind of computer readable storage medium, calculating is stored on the computer readable storage medium
The step of machine program, the computer program realizes earphone far field exchange method described above when being executed by processor.
Earphone far field provided by the present invention exchange method, comprising: earphone far field interaction accessory detects two wireless ears
When machine is in state in place, phonetic order information is picked up by the pick up facility in earphone far field interaction accessory；Voice is referred to
It enables information issue the first wireless headset being connected with terminal, makes the first wireless headset that phonetic order information is sent to terminal and connect
Receive the response message of terminal feedback；Receive the response message of the first wireless headset transmission；Export response message.
As it can be seen that this method picks up external voice command information using earphone far field interaction accessory, and utilizes and be connected with terminal
The first wireless headset the phonetic order information is sent to terminal, make terminal to the phonetic order information carry out response generate answer
Answer information, and using the first wireless headset by this should information be sent to earphone far field interaction accessory so that the interaction of earphone far field
Accessory exports the response message；I.e. this method using the first wireless headset as earphone far field interaction accessory and terminal bridge,
It realizes the data interaction of earphone far field interaction accessory and terminal, and then realizes wireless headset far field interactive function, make user
With the benefit that can possess near field and far field interaction when wireless headset, user experience is improved.The present invention also provides a kind of earphones
Far field interacts accessory, wireless headset and computer readable storage medium, has above-mentioned beneficial effect, details are not described herein.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is a kind of flow chart of earphone far field exchange method provided by the embodiment of the present invention；
Fig. 2 is a kind of schematic diagram of the set-up mode of more wheat arrays provided by the embodiment of the present invention；
Fig. 3 is a kind of structural block diagram of earphone far field interaction accessory provided by the embodiment of the present invention；
Fig. 4 is a kind of concrete structure schematic diagram of earphone far field interaction accessory provided by the embodiment of the present invention；
Fig. 5 interacts the specific structure of mobile power source circuit in accessory for a kind of earphone far field provided by the embodiment of the present invention
Schematic diagram；
Fig. 6 is the concrete structure schematic diagram of the interaction of another kind earphone far field provided by embodiment of the present invention accessory；
Fig. 7 is the flow chart of another kind earphone far field exchange method provided by the embodiment of the present invention；
Fig. 8 is a kind of structural schematic diagram of 5pins interface provided by the embodiment of the present invention.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
In order to enable user can be realized when using ears wireless headset interacts function with the far field of terminal in the present embodiment
Can, therefore earphone far field use to interact accessory as the command input device and result output equipment under the interactive function of far field,
To realize the far field interactive function of ears wireless headset and terminal.The executing subject of the present embodiment, that is, earphone far field interaction accessory.
Specifically referring to FIG. 1, Fig. 1 is a kind of flow chart of earphone far field exchange method provided by the embodiment of the present invention；This method is answered
For earphone far field interaction accessory, can specifically include:
When S100, earphone far field interaction accessory detect that two wireless headsets are in state in place, pass through earphone far field
Pick up facility in interaction accessory picks up phonetic order information.
The detection method of state in place is not limited in the present embodiment, such as can be in test earphone far field interaction accessory
Whether the numerical value for placing the pressure sensor on each position of wireless headset is whether default value is put in this position to detect
Wireless headset is set, when the pressure value that the pressure sensor on the position that two are placed wireless headset obtains is present count
Value then proves that two wireless headsets are in state in place.Either wireless headset is placed in test earphone far field interaction accessory
Each position on touch-switch be in and be pressed whether state-detection placed wireless headset in this position, when two it is wireless
The corresponding touch-switch of earphone is in the state of being pressed, then proves that two wireless headsets are in state in place.
As long as illustrating ears wireless headset at this time there are two wireless headsets in earphone far field interaction accessory in the present embodiment
Not in the near field interaction mode with terminal, the far field interactive function of its realization and terminal can use.Further, in order to mention
The reliability of high state-detection in place.Preferably, by determining that the corresponding touch-switch of wireless headset is in quilt in the present embodiment
Pressing state detects the state in place.The present embodiment is not defined the type of touch-switch, such as can be bullet
Spring formula touch-switch.
When earphone far field, interaction accessory detects that two wireless headsets are in state in place, it can opens far field interaction
Function, the pick up facility in the interactive accessory in earphone far field is at working condition and is ready to pick up phonetic order information at this time.
Pick up facility in corresponding phonetic order information earphone far field interaction accessory can be the unlatching when opening far field interactive function,
It is also possible to be constantly in open state, but only can picks up phonetic order information when opening far field interactive function.For
The electric energy of earphone far field interaction accessory is saved, preferably only earphone far field is opened when opening far field interactive function and interacts accessory
In pick up facility.
Further, the type of pick up facility is not defined in the present embodiment, such as can be microphone, it can also be with
It is more wheat arrays etc..User can set according to actual pickup demand and cost requirement.In order to improve pick up facility
To the adaptability of environment, the quality of the phonetic order information of pickup is improved, it is preferred that the pick up facility in the present embodiment can be adopted
With more wheat arrays, and can be using the far field pickup for more wheat arrays that audio processing chip control is attached thereto and to acquisition
Original audio information carries out the processing such as noise reduction (such as may include beamforming algorithm, noise reduction algorithm or voice enhancement algorithm)
To improve the reliability of phonetic order information.
The present embodiment does not limit the position of setting of the pick up facility in earphone far field interaction accessory.Such as it can be set
The outer surface of outer surface or side at the top of earphone far field interaction accessory.User can be specific according to what is actually chosen
Pick up facility type and pickup feature be configured the selection of position.When pick up facility is more wheat arrays, this implementation
Example does not limit spacing in more wheat arrays between the quantity and each microphone of microphone and the setting of each microphone
Position.In order to improve the effect of far field pickup, it is preferred that in more wheat arrays each microphone will in approximately the same plane, and two
Spacing between two is in 20~40mm, and to keep the good leakproofness of microphone.Microphone in corresponding more wheat arrays
Quantity can be 2~4 to realize far field pickup.Fig. 2 can be specifically referred to, a kind of more wheats are given by taking 4 microphones as an example
The set-up mode schematic diagram of array.
It can be understood that the present embodiment does not limit the content of specific phonetic order information yet, such as it can be address and look into
It askes, Flight Information, traffic conditions, navigation hint, short sentence translation etc..Certainly the specific lattice of voice command information will not be limited
Formula.Detailed process can refer to the existing detailed process by pick up facility pickup.
S110, phonetic order information is issued to the first wireless headset being connected with terminal, makes the first wireless headset by voice
Command information is sent to terminal and receives the response message of terminal feedback.
The present embodiment is the far field interactive function in order to realize ears wireless headset, therefore collected phonetic order information
It is to need to send it to corresponding terminal, and then receive terminal to the response message of the phonetic order information.At this point, just needing
Want the first wireless headset as earphone far field interaction accessory and counterpart terminal bridge, realize earphone far field interaction accessory with it is corresponding
The data interaction of terminal.Phonetic order information is issued the first nothing being connected with terminal by detailed process, that is, earphone far field interaction accessory
Phonetic order information is sent to terminal by line earphone, the first wireless headset, and the phonetic order information that end-on receives is rung
Response message should be obtained, and response message is sent to the first wireless headset, last first wireless headset believes received response
Breath is sent to earphone far field interaction accessory, and earphone far field interaction accessory finally exports the response message to user.
Specifically, not limiting in the present embodiment, earphone far field interacts accessory and the first wireless headset carries out data interaction
Mode.Such as data interaction can be realized by USB interface, it is also possible to UART interface.It is i.e. optional, by USB interface or
Phonetic order information is issued the first wireless headset being connected with terminal by UART interface.The selection of specific communication interface can basis
The setting of specific wireless headset external interface and corresponding communications protocol is arranged accordingly.It can select and work as under normal circumstances
The corresponding interface of the wider communications protocol of preceding adaptability, to improve the adaptation of wireless headset and earphone far field interaction accessory
Property.
The first wireless headset is to be connected with terminal in the present embodiment, and the nothing that data interaction is realized in communication can be carried out with terminal
Line earphone.It can be interpreted as, situation can be divided to determine the first wireless headset in ears wireless headset.For example, if two nothings
If line earphone only has main wireless headset that can be connected with terminal, then main wireless headset is as the first wireless headset.If two
If wireless headset can be connected with terminal, the first wireless headset can be chosen according to pre-set alternative condition.This reality
Example is applied not to be defined the pre-set alternative condition.Such as it can be the electricity choosing current according to two wireless headsets
Select the first wireless headset；It is also possible to will to be placed into the wireless headset that is connected before earphone far field interaction accessory with terminal as the
One wireless headset.
Since the first wireless headset is when interacting accessory progress data interaction with terminal and earphone far field, need to consume electricity
The case where amount, the far field interactive function as caused by out of power is interrupted in use in order to avoid the first wireless headset, occurs,
Preferably, it is wireless that phonetic order information is issued to first to be connected with terminal when there are two wireless headsets, in the present embodiment
Can also include: before earphone
The battery capacity of two wireless headsets in test earphone far field interaction accessory；
Select the higher wireless headset of battery capacity as the first wireless headset；
Judge whether the first wireless headset is connected with terminal；
If so, thening follow the steps S110；
If it is not, then establishing first wirelessly with the connection of terminal, and step S110 is executed.
Specifically, this preferred embodiment chooses suitable wireless headset as the according to the battery capacity of ears wireless headset
One wireless headset.The present embodiment does not limit the detection mode of the battery capacity of two wireless headsets, as long as the interaction of earphone far field
The battery capacity data of available to two wireless headsets of accessory.Such as it can be earphone far field interaction accessory to wireless
Earphone sends battery capacity and obtains information, is obtained by current main wireless headset from wireless headset and the battery capacity of itself, and
The battery capacity of two wireless headsets is sent to earphone far field interaction accessory.It can certainly be earphone far field interaction accessory point
Battery capacity is not sent to each wireless headset and obtains information, then receives itself corresponding battery electricity of each wireless headset feedback
Amount.
When determining higher first wireless headset of current battery charge, need to judge whether it is connected at this time with terminal,
Step S110 is directly executed if being connected；Initially set up if being not attached to first wirelessly with the connection of terminal, and connection establish
Step S110 is executed after success.The present embodiment does not limit the first process that connection is wirelessly established with terminal.Such as can be by
Current first wireless headset switching is main wireless headset, then establishes the connection of main wireless headset and terminal.Wherein, handoff procedure
And the process that main wireless headset is connected with terminal can refer to process in the prior art.At this point, in order to further decrease
Power consumption, it is preferred that the lower wireless headset of another battery capacity may be at dormant state in the present embodiment, to save function
Consumption.
The present embodiment do not limit it is above-mentioned according to battery capacity determine the first wireless headset execute frequency.Such as it can be and work as
When the battery capacity of first wireless headset is reduced to a threshold value in use, triggering is executed.Certainly, above-mentioned according to battery
Electricity determines that the process of the first wireless headset can be continued for carrying out in the course of work of earphone far field interaction accessory, to protect
It is the higher wireless headset of battery capacity that card, which interacts accessory with earphone far field every time and carries out the first wireless headset of data interaction,.
Further, the present embodiment is not defined the type of terminal.Such as can be mobile phone, and plate, PC machine etc..Only
Will the terminal have communicated wirelessly with wireless headset wireless connection module (the present embodiment not to be wirelessly connected module into
Row limit, such as can be with bluetooth module WIFI module or BLE module), and can to phonetic order information into
Row processing obtains the processor of response message.That is the present embodiment does not limit the wireless biography of wireless headset and terminal
Defeated concrete mode.Certain terminal, which can also be connected by wireless connection module with cloud, handles the phonetic order information
Response message is obtained, as long as terminal can receive the response message.
S120, the response message that the first wireless headset is sent is received.
S130, output response message.
Specifically, step S120 and step S130 realizes that earphone far field interaction accessory and the first wireless headset carry out data friendship
Mutually, receive and export the response message of the first wireless headset transmission.The present embodiment not to the output form of the response message into
Row limits, such as can be voice output, such as export response message by loudspeaker；Can certainly be by display screen into
Row output.Further, the present embodiment does not limit the position that the output equipment with output function is arranged.Such as work as output equipment
When for loudspeaker, the side outside earphone far field interaction accessory can be disposed at.Fig. 2 can specifically be referred to.
The present embodiment is wireless using earphone far field interaction accessory and ears in the case where user does not need to take out terminal
Earphone realizes wireless headset far field interactive function after combining, to be used to inquire web material, including address lookup, flight letter
Breath, traffic conditions, navigation hint, short sentence translation etc.；Or for receiving some output informations of terminal, including music,
Short message prompt, equipment control etc..
Based on the above-mentioned technical proposal, earphone far field provided in an embodiment of the present invention exchange method, can be realized wireless headset
Far field interactive function, allow user possess when using wireless headset near field and far field interaction benefit, improve user's body
It tests.
Since wireless headset is easy to use, and earphone far field interaction accessory needs that wireless headset is cooperated to use, therefore should
Earphone far field interaction accessory is required to adapt to various use environments.Such as it can be applied indoors, including family or office
Room；Outdoor, such as highway, food market or park can also be used in；And user can have multi-motion shape under various use environments
State, corresponding earphone far field interaction accessory can have multi-motion state, running as it is adapted to user, driving, step on list
The motion states such as vehicle.
In order to pick up and arrive reliable phonetic order information, guarantee the phonetic order information under various application scenarios
Quality.In the present embodiment corresponding pickup mode (wherein, every kind of pickup can be chosen according to the application scenarios being presently in
Mode can have the characteristics that for the noise reduction algorithm of this kind of application scenarios and/or pickup direction algorithm etc.) pick up phonetic order information.
The present embodiment is not defined current application scene method of determination and the corresponding pickup mode of every kind of application scenarios, uses
Family can be configured according to the actual situation.Such as current application field is determined according to the motion state of earphone far field interaction accessory
Scape perhaps determines current application scene or setting plurality of application scenes according to environmental state information, true by the selection of user
Settled preceding application scenarios etc..Corresponding pickup mode can be configured for every kind of application scenarios, and the present embodiment does not limit
Specific algorithm selected by every kind of pickup mode, as long as pickup effect can be improved.
Such as under different application scenarios, earphone far field interaction accessory adjustable earphone far field interaction accessory volume and
Noise reduction effect.Such as in more noisy place, on street, volume can suitably be promoted by noise level；It is right in running
The noise reduction algorithm answered can be selected, and promote phonetic recognization rate.
Based on the above embodiment, when with moving state identification current application scene, pass through earphone far field in the present embodiment
Pick up facility in interaction accessory picks up phonetic order information
Determine the motion state of earphone far field interaction accessory；
The corresponding pickup mode of motion state is selected, the pick up facility in control earphone far field interaction accessory is according to pickup mould
Formula picks up phonetic order information.
Specifically, not limiting interaction accessory motion state method of determination in earphone far field in the present embodiment, such as can be
Its motion state is determined according to the acceleration transducer being arranged in earphone far field interaction accessory；It is put since wireless headset can be
It sets in earphone far field interaction accessory, therefore can also determine the interaction of earphone far field according to the acceleration transducer of wireless headset
The motion state of accessory.Acceleration transducer can be all generally installed in existing wireless headset, in order to improve original device in equipment
The utilization rate of part can directly determine the motion state of earphone far field interaction accessory using the acceleration transducer of wireless headset.
It is i.e. preferred, determine that the motion state of earphone far field interaction accessory may include: to obtain to place in earphone far field interaction accessory
The numerical value of the acceleration transducer of wireless headset；The motion state of earphone far field interaction accessory is determined according to numerical value.
Specifically, can receive and obtain in earphone far field interaction accessory when earphone far field interaction accessory is in working condition
The numerical value of the acceleration transducer of the wireless headset of placement, and then determine the motion state of earphone far field interaction accessory.This implementation
Example is not defined the quantity of the numerical value of acceleration transducer；When being both provided with acceleration transducer in two wireless headsets
When, the numerical value of the acceleration transducer of available two earphones, the acceleration for being also possible to only obtain the first wireless headset passes
The numerical value of sensor.
The present embodiment is not defined the quantity of motion state and the criteria for classifying.Such as motion state can be it is quiet
Only, on foot, it runs.When being determined as stationary state, chooses the corresponding pickup mode of stationary state and carry out phonetic order information
It picks up；When being determined as walking line state, choose the pickup that the corresponding pickup mode of line state carries out phonetic order information.To
It realizes by selecting different pickup modes, reaches the far field pickup ability of adjustment earphone far field interaction accessory, make in difference
Moving scene is provided which best direction discernment and noise reduction process, improves phonetic recognization rate.
Based on the above embodiment, when with moving state identification current application scene, pass through earphone far field in the present embodiment
Pick up facility in interaction accessory picks up phonetic order information
Obtain environmental state information locating for earphone far field interaction accessory；
The corresponding pickup mode of environmental state information is selected, the pick up facility in control earphone far field interaction accessory is according to picking up
Sound mode picks up phonetic order information.
Specifically, not limiting the particular content of environmental state information in the present embodiment, such as it can be ambient noise
Numerical value.The present embodiment is not defined the type of environmental state information and the criteria for classifying.Such as according to current ambient conditions
Information can determine peace and quiet, normally, confused noise.When being determined as peace and quiet according to environmental state information, quiet corresponding pickup is chosen
The pickup of mode progress phonetic order information；When being determined as confused noise according to environmental state information, corresponding pickup mould of makeing an uproar is chosen
The pickup of formula progress phonetic order information；To realize by selecting different pickup modes, reach the interaction of adjustment earphone far field
The far field pickup ability of accessory makes to be provided which best direction discernment and noise reduction process in different motion scene, improves voice
Discrimination.
Of course for further increasing phonetic recognization rate.The present embodiment can combine motion state and environmental state information
The determination of pickup mode is carried out together.Obtain environmental state information locating for earphone far field interaction accessory and movement shape
State；Environmental state information and the corresponding pickup mode of motion state are selected, the pickup in control earphone far field interaction accessory is set
It is standby to pick up phonetic order information according to pickup mode.
Further, since under various application scenarios, user also deposits the response message by voice outputs such as loudspeakers
In different volume demands, therefore in order to improve user experience, based on the above embodiment, it is preferred that the present embodiment can be according to
The corresponding output mode of pickup mode exports response message.
Specifically, user can check earphone far field interaction accessory broadcast sound volume according to itself pickup ability.The present embodiment
The specific corresponding relationship of pickup mode and output mode is not limited.Such as it determines currently when according to environmental state information as peace
Quiet, normal or confused noise, the output volume of corresponding output mode are A, B, C；Wherein, A is less than B, and B is less than C.
Based on the above-mentioned technical proposal, earphone far field provided in an embodiment of the present invention exchange method, can be realized wireless headset
Far field interactive function, allow user possess when using wireless headset near field and far field interaction benefit, improve user's body
It tests, and by the identification to application scenarios, improves the pickup effect of phonetic order information and the effect of voice output response message
Fruit, and then further increase user experience.
Multiple functions are achieved in order to improve the utilization rate of earphone far field interaction accessory based on above-mentioned any embodiment,
In the present embodiment, interaction accessory in earphone far field can pass through the prompt information that the first wireless headset is sent with outlet terminal.
Specifically, the prompt information exported in the present embodiment, does not need to first pass through earphone far field interaction accessory progress voice
The pickup of command information is directly the prompt information sended over by terminal by the first wireless headset.In the present embodiment not
The particular content of prompt information is defined, such as can be incoming call prompting, short message prompt, weather prompting, other intelligence set
Working condition prompt of standby (such as smart home device) etc..In output form the present embodiment of certain above-mentioned prompt information not
It is defined, can be voice output, be also possible to screen output, naturally it is also possible to be indicator light output.Further, earphone is remote
Field interacts accessory and can also export itself and/or interact state (the work shape for the wireless headset placed in accessory in earphone far field
State or dormant state).The input forms such as key can certainly be to provide, earphone far field interaction accessory is set for user
It sets.
Based on the above-mentioned technical proposal, earphone far field provided in an embodiment of the present invention exchange method, can be realized wireless headset
Far field interactive function, allow user possess when using wireless headset near field and far field interaction benefit, improve user's body
It tests, and extends the function of earphone far field interaction accessory by output prompt information.
Multiple functions are achieved in order to improve the utilization rate of earphone far field interaction accessory based on above-mentioned any embodiment,
In the present embodiment, interaction accessory in earphone far field can also include charge function, and specific earphone far field interaction accessory utilizes movement
Power circuit pair interacts the connected equipment of accessory with earphone far field and charges.Mobile power source circuit is not limited in the present embodiment
Concrete form, and the connected type (such as can be wireless headset) for needing charging equipment.The tool of mobile power source circuit
Body form can specifically be set according to the type of its equipment that can be charged.Can using earphone far field interaction accessory as
One mobile charging treasured, or only to the mobile charging device of wireless headset charging.
The present embodiment does not limit equipment and interacts the connected interface of accessory with earphone far field, is carried out according to device type true
It is fixed.Such as it can be USB interface or UART interface.Certain earphone far field interaction accessory can also have an external power supply to ear
The interface of machine far field interaction accessory charging, with the function for meeting earphone far field interaction accessory normal use and charging to equipment
Can, which is determined according to actual needs, can generally choose current common interfaces, such as USB interface.
Based on the above-mentioned technical proposal, earphone far field provided in an embodiment of the present invention exchange method, can be realized wireless headset
Far field interactive function, allow user possess when using wireless headset near field and far field interaction benefit, improve user's body
It tests, and extends the mobile charging function of earphone far field interaction accessory by mobile power source circuit.
Based on above-mentioned any embodiment, in order to guarantee the normal use of earphone far field interaction accessory, user need using
When the interaction accessory of the earphone far field, whether the battery capacity for requiring to detect the accessory of earphone far field interaction first meets use
Demand.The present embodiment frequency whether not too low to earphone far field interaction accessory detection cells electricity limits.It can
It to be real-time detection cells electricity, be also possible to detect according to predetermined period, naturally it is also possible to is being needed using earphone
It is being detected when the interaction accessory of far field.
Such as when earphone far field interaction accessory detects the predeterminable event of triggering far field interactive function, it is necessary first to first examine
Whether the battery capacity for surveying earphone far field interaction accessory itself can satisfy work requirements (for example whether lower than an electricity of setting
Numerical quantity), the step of phonetic order information is picked up by the pick up facility in earphone far field interaction accessory is executed again if meeting, if
It is unsatisfactory for, then refuses to execute the step of picking up phonetic order information by the pick up facility in earphone far field interaction accessory, certainly
User's electricity can also be prompted lower at this time, need to charge.Or when detecting that being connected with equipment needs to be implemented charge function,
It can first determine whether the battery capacity of earphone far field interaction accessory is lower than operation threshold；If it is not, then utilizing mobile power source electricity
Road pair interacts the connected equipment of accessory with earphone far field and charges；If so, forbidden moves power circuit pair and earphone far field
The connected equipment of interaction accessory charges；Certainly user's electricity can also be prompted lower at this time, needs to charge.
The present embodiment does not limit the concrete mode of output prompt information herein.Such as can be indicator light output, or
It is voice output, is also possible to export prompt information using terminal, i.e., earphone far field interaction accessory will be in cells electricity mistake
It is low when needing to charge, actively pass through the first wireless headset to terminal and sends charge prompting information.
Further, in general, earphone far field interaction accessory is not used (as without the far field interaction using it in user
Function either charge function) when, for lower power consumption, the energy is saved, earphone far field interaction accessory can be set and be in suspend mode
Mode (i.e. battery saving mode).For example, touch-switch is released, and earphone is remote when wireless headset is not in earphone far field interaction accessory
Field interaction accessory immediately enters standby mode with power saving.And earphone far field interaction accessory itself can give internal electricity by interface
Pond charging.When wireless headset earphone far field interaction accessory in, but earphone far field interaction accessory battery not enough power supply, earphone
Far field interaction accessory can refuse give wireless headset charging, while prompt information can be sent to terminal (such as mobile phone) require user to
Earphone far field interaction accessory power supply.
Illustrate the detailed process of the embodiment with a specific example below:
It is put into earphone far field interaction accessory when wireless headset is fixed, puts the touch-switch on the position of wireless headset
It can be pressed, confirmed wireless headset to be placed in earphone far field interaction accessory at this time and detect predeterminable event, then examine
Two battery capacities without wireless headset are surveyed, and are charged respectively to two wireless headsets by charging interface 2A and 2B.This
When, the far field interactive function of earphone far field interaction accessory can be activated, and pass through USB interface or UART interface and the higher nothing of electricity
Line earphone starts to communicate, and the lower wireless headset of another electricity can enter dormant state, only charge.When calling is closed
After keyword, short sentence is proposed, phonetic order information can be sent to the wireless headset in work i.e. the first wireless headset, pass through bluetooth
It is sent to terminal (such as mobile phone), then arrives network cloud；By the result searched out i.e. response message from opposite road in short time
Diameter sends earphone far field interaction accessory back to, and last loudspeaker broadcast.In use, when the first wireless headset electricity < p (V), earphone
Far field interaction accessory can be switched to the wireless headset high using electricity, and the lower wireless headset of electricity can enter dormant state, only
It charges；Wherein, p > 0, specific value and without limitation.
Based on the above-mentioned technical proposal, earphone far field provided in an embodiment of the present invention exchange method, devises with moving charging
The earphone far field of Electricity Functional interacts accessory, by the way that while the charging to wireless headset is continued a journey, earphone far field interacts accessory knot
Wireless headset is closed, so that wireless headset is become the interactive tool in far field by the above method.Allow user can be in the feelings being convenient for carrying
Under condition, the function using near field or far field interaction can be selected as needed, improves the usage scenario of product, time and value.
I.e. the method achieve the function of while mobile charging, promoting current micro wireless earphone He its charging box, using having
Mobile charging function earphone far field interaction accessory, wireless headset and mobile power source are combined, make its become can and end
The far field interactive device that end one is reinstated.While continuing wireless headset using the time, user can possess near field and far field and hand over
Mutual benefit.
Below to earphone far field provided in an embodiment of the present invention interaction accessory, earphone far field exchange method, wireless headset and
Computer readable storage medium is introduced, the interaction of earphone far field accessory, earphone far field exchange method, wireless ear described below
Machine and computer readable storage medium can correspond to each other reference with above-described earphone far field exchange method.
Referring to FIG. 3, Fig. 3 is a kind of structural block diagram of earphone far field interaction accessory provided by the embodiment of the present invention；It should
Earphone far field interaction accessory may include: that the pick up facility 100 for picking up phonetic order information and the first wireless headset carry out data
Output equipment 300, memory 400 and the processor 500 of interactive communication interface 200, output response message；Wherein, it stores
Device 400, for storing computer program, processor 500 when executing computer program for realizing described in above-mentioned any embodiment
Earphone far field exchange method the step of.As realized interaction accessory detection in earphone far field when processor is for executing computer program
When being in state in place to two wireless headsets, phonetic order letter is picked up by the pick up facility in earphone far field interaction accessory
Breath；Phonetic order information is issued to the first wireless headset being connected with terminal, sends out the first wireless headset by phonetic order information
It gives terminal and receives the response message of terminal feedback；Receive the response message of the first wireless headset transmission；Export response message.
Based on the above embodiment, pick up facility 100 may include: more wheat arrays and audio processing chip.Wherein, this reality
Example is applied not to be defined the type of specific audio processing chip.Audio processing chip is mainly responsible for the far field of more wheat arrays
The algorithm (including beam forming, noise reduction and/or speech enhan-cement) of pickup and noise reduction, output treated I2S signal to encoding and decoding
Chip.Wherein, more wheat arrays may be coupled to the FPC (flexible circuit board) of mainboard.
Based on the above embodiment, each microphone is arranged in same plane in more wheat arrays, and spacing between any two exists
Between 20 millimeters to 40 millimeters.Wherein, the particular number of microphone in more wheat arrays is not limited in the present embodiment, such as can be with
It is 2 to 4.
Based on above-mentioned any embodiment, communication interface 200 is specially USB interface or UART interface.Wherein, in the present embodiment
The quantity of communication interface is not defined.Such as the quantity of communication interface can be equal with the quantity of wireless headset.
Based on above-mentioned any embodiment, output equipment 300 may include: power amplifier and loudspeaker.Wherein, this reality
Example is applied not to be defined the model and quantity of specific power amplifier and loudspeaker.
Based on above-mentioned any embodiment, processor 500 is specially codec chip.Wherein, it is not limited in the present embodiment
The type of codec chip, such as USB codec chip/UART codec chip need the type phase with communication interface 200
It adapts to, the conversion being responsible between USB or UART audio signal and I2S signal, as wireless headset and earphone far field interaction accessory
The bridge of data interaction.In addition, codec chip can also provide the interface of the state output of key-press input and LED etc..
Earphone far field interaction accessory is primarily present two audio transmission paths in the present embodiment:
The path of far field pickup operation: more wheat arrays-audio processing chip-USB/UART codec chip-interface
The first wireless headset of 2A/B-, then terminal is connected to by wireless headset.
The path of voice play operation: response message can be by being wirelessly transmitted to the first wireless headset-interface 2A/B-
USB/UART codec chip-earphone far field interaction accessory power amplifier-loudspeaker play back.
Fig. 4 is turned next to, a kind of concrete structure schematic diagram of earphone far field interaction accessory is given.Wherein, dotted line frame
In be the part that far field interactive function is realized in earphone far field interaction accessory, Multiplexer refers to multiplexer.Power amplifier
That is power amplifier, loudspeaker, that is, loudspeaker.Interface 2A and interface 2B (i.e. two communication interfaces 200) are interacted with earphone far field and are matched
Part carries out the left BT earphone of data interaction, and right BT earphone is one kind of double wireless headsets.Its specific work process may is that basis
The sound that more wheat array acquisitions are returned carries out Analog-digital Converter, pickup and noise reduction process, by interface 2A or 2B by digital language
Sound signal is transferred to bluetooth earphone end, is then transmitted to terminal processes by bluetooth again；And terminal also by bluetooth voice knot
Fruit is transmitted to earphone far field interaction accessory and plays.
Based on above-mentioned any embodiment, earphone far field interaction accessory can also include: mobile power source circuit, for ear
Interaction accessory connected equipment in machine far field charges.
Based on the above embodiment, mobile power source circuit may include: input interface, output interface, battery, for manage fill
The charging management chip of electric current path and charge parameter and the electric energy for transmitting charging management chip are converted to earphone
The power management chip of electric energy required for system in far field interaction accessory.Wherein, charging management chip is mainly responsible for charging electricity
The management of flow path and charge parameter mainly sets the electric energy that transmits from input interface to equipment (such as wireless ear
Machine), earphone far field interaction accessory power management chip and battery between the electric current relations of distribution.And it can be by processor (such as
Codec chip) it is responsible for that charging management chip is set and controlled by I2C.Power management chip is mainly by charging
The electric energy of managing chip transmission is converted to electric energy required for system in earphone far field interaction accessory.Battery is not connecting mainly
It charges when connecing external power supply for wireless headset, continues and use the time.
It charges specifically, input interface is specifically used for extraneous power supply to earphone far field interaction accessory itself.Output connects
Mouth is specifically used for charging to external device, and concrete model can be configured according to actual needs, and the present embodiment is to this
It is not defined, such as input interface is standard USB interface, matches for connecting external power supply equipment and the interaction of earphone far field
Part；Output interface can be typical USB connector (i.e. USB interface) or Pogo pins (can be 3pins either 5pins,
Preferably 5pins), for connecting earphone far field interaction accessory and wireless headset.When the equipment for needing to charge is wireless headset,
Output interface can be shared with the communication interface 200 in above-described embodiment, i.e., communication interface 200 is also used as exporting and connect
Mouthful, for charging to connected equipment.The present embodiment does not limit the model and size of battery yet, according to mobile power source electricity
The actual demand on road is designed.Certain the present embodiment does not limit the particular type of charging management chip and power management chip yet
Number.
The present embodiment is main when it is earphone far field interaction accessory power supply that no external power supply equipment is by input interface
The electric energy transmission path wanted are as follows: battery-charging management chip-power management chip；And battery-charging management chip-
Output interface-wireless headset.
When there is external power supply equipment to power by input interface for earphone far field interaction accessory, main electric energy transmits road
Diameter are as follows: input interface-charging management chip-output interface-wireless headset；And input interface-charging management chip-
Power management chip.
Fig. 5 is turned next to, the specific structure signal of mobile power source circuit in a kind of earphone far field interaction accessory is given
Figure.It wherein, is the part that charge function is realized in earphone far field interaction accessory in dotted line frame, only codec chip can belong to
In far field interactive portion interface 1 i.e. input interface.Interface 2A and interface 2B (i.e. two communication interfaces in Fig. 4, the present embodiment
In namely output interface) for left BT earphone, right BT earphone charging.Its specific work process may is that through interface 1,
It can be simultaneously the battery charging of the battery and wireless headset of earphone far field interaction accessory, and guarantee earphone far field interaction accessory
It works normally；And when earphone far field interaction accessory is individually connected with wireless headset, or wireless headset charging continues
Wireless headset uses the time.
When earphone far field, interaction accessory can be realized far field interactive function and charge function simultaneously, can by Fig. 4 and
Fig. 5 composition.It can include far field interaction circuit, mobile power source circuit and interface composition.Fig. 6 can specifically be referred to.Wherein, far
Field interaction circuit can refer to Fig. 4.
The executing subject of the present embodiment is the first wireless headset, i.e., interacts accessory with earphone far field simultaneously and terminal carries out
The wireless headset of data interaction.Referring to FIG. 7, Fig. 7 is another kind earphone far field exchange method provided by the embodiment of the present invention
Flow chart；This method may include:
S700, the first wireless headset receive the phonetic order information that earphone far field interaction accessory is sent；Wherein, phonetic order
Information is that earphone far field interaction accessory detects that two wireless headsets are in and picks up when state in place；
S710, phonetic order information is sent to connected terminal, terminal is made to be handled to obtain to phonetic order information
Response message；
S720, response message is received；
S730, response message is sent to earphone far field interaction accessory.
Based on the above embodiment, the phonetic order information that the first wireless headset receives that earphone far field interaction accessory is sent can be with
It include: that the first wireless headset receives the phonetic order information that earphone far field interaction accessory is sent by USB interface or UART interface.
Based on above-mentioned any embodiment, this method can also include:
The prompt information that terminal issues is sent to the first wireless headset.
The present invention also provides a kind of wireless headsets, comprising: communication interface, memory, processor；Wherein, memory is used for
Computer program is stored, processor is for realizing earphone far field interaction side described in above-mentioned any embodiment when executing computer program
The step of method.As processor is sent for realizing that the first wireless headset receives earphone far field interaction accessory when executing computer program
Phonetic order information；Wherein, phonetic order information is that earphone far field interaction accessory detects that two wireless headsets are in
It is picked up when the state of position；Phonetic order information is sent to connected terminal, terminal is made handle to phonetic order information
To response message；It receives response message and response message is sent to earphone far field interaction accessory.
Based on the above embodiment, communication interface is the 5pins interface comprising UART interface.Wherein, the signal of 5pins interface
Figure can refer to Fig. 8.
The present invention also provides a kind of computer readable storage medium, computer journey is stored on computer readable storage medium
Sequence, the step of earphone far field exchange method described in above-mentioned any embodiment is realized when computer program is executed by processor.Such as
Realize that earphone far field interaction accessory detects that two wireless headsets are in state in place when computer program is executed by processor
When, phonetic order information is picked up by the pick up facility in earphone far field interaction accessory；Phonetic order information is issued and terminal
The first connected wireless headset makes the first wireless headset that phonetic order information is sent to terminal and receives the response of terminal feedback
Information；Receive the response message of the first wireless headset transmission；Export response message.And/or as computer program is held by processor
Realize that the first wireless headset receives the phonetic order information that earphone far field interaction accessory is sent when row；Wherein, phonetic order information
It is picked up when detecting that two wireless headsets are in state in place for earphone far field interaction accessory；Phonetic order information is sent
To connected terminal, terminal is made to be handled to obtain response message to phonetic order information；It receives response message and believes response
Breath is sent to earphone far field interaction accessory.
The computer readable storage medium may include: USB flash disk, mobile hard disk, read-only memory (Read-Only
Memory, ROM), random access memory (Random Access Memory, RAM), magnetic or disk etc. is various to deposit
Store up the medium of program code.
Each embodiment is described in a progressive manner in specification, the highlights of each of the examples are with other realities
The difference of example is applied, the same or similar parts in each embodiment may refer to each other.For device disclosed in embodiment
Speech, since it is corresponded to the methods disclosed in the examples, so being described relatively simple, related place is referring to method part illustration
?.
Professional further appreciates that, unit described in conjunction with the examples disclosed in the embodiments of the present disclosure
And algorithm steps, can be realized with electronic hardware, computer software, or a combination of the two, in order to clearly demonstrate hardware and
The interchangeability of software generally describes each exemplary composition and step according to function in the above description.These
Function is implemented in hardware or software actually, the specific application and design constraint depending on technical solution.Profession
Technical staff can use different methods to achieve the described function each specific application, but this realization is not answered
Think beyond the scope of this invention.
The step of method described in conjunction with the examples disclosed in this document or algorithm, can directly be held with hardware, processor
The combination of capable software module or the two is implemented.Software module can be placed in random access memory (RAM), memory, read-only deposit
Reservoir (ROM), electrically programmable ROM, electrically erasable ROM, register, hard disk, moveable magnetic disc, CD-ROM or technology
In any other form of storage medium well known in field.
Above to a kind of earphone far field exchange method provided by the present invention, earphone far field interaction accessory, wireless headset and
Computer readable storage medium is described in detail.Specific case used herein is to the principle of the present invention and embodiment
It is expounded, the above description of the embodiment is only used to help understand the method for the present invention and its core ideas.It should be pointed out that
For those skilled in the art, without departing from the principle of the present invention, can also to the present invention into
Row some improvements and modifications, these improvements and modifications also fall within the scope of protection of the claims of the present invention.
Claims (13)
1. a kind of earphone far field exchange method, which is characterized in that the described method includes:
When earphone far field interaction accessory detects that two wireless headsets are in state in place, matched by earphone far field interaction
Pick up facility in part picks up phonetic order information；
The phonetic order information is issued to the first wireless headset being connected with terminal, makes first wireless headset by institute's predicate
Sound command information is sent to the terminal and receives the response message of the terminal feedback；
Receive the response message that first wireless headset is sent；
Export the response message.
2. the method according to claim 1, wherein further include:
The state in place is detected by determining the corresponding touch-switch of wireless headset in state is pressed.
3. the method according to claim 1, wherein the phonetic order information to be issued to be connected with terminal
Before one wireless headset, further includes:
Detect the battery capacity of two wireless headsets in the earphone far field interaction accessory；
Select the higher wireless headset of battery capacity as the first wireless headset；
Judge whether first wireless headset is connected with terminal；
If so, executing the described the step of phonetic order information is issued the first wireless headset being connected with terminal；
If it is not, then establish the described first wirelessly connection with the terminal, and executes and described issue the phonetic order information
The step of the first wireless headset being connected with terminal.
4. according to the method described in claim 3, it is characterized by further comprising:
Dormant state is set by the lower wireless headset of battery capacity.
5. the method according to claim 1, wherein the phonetic order information to be issued to be connected with terminal
One wireless headset, comprising:
The phonetic order information is issued into the first wireless headset being connected with terminal by USB interface or UART interface.
6. method according to claim 1-5, which is characterized in that further include:
The connected equipment of accessory is interacted with the earphone far field using mobile power source circuit pair to charge.
7. according to the method described in claim 6, it is characterized in that, being interacted using mobile power source circuit pair with the earphone far field
The connected equipment of accessory charges, comprising:
Judge whether the battery capacity of the earphone far field interaction accessory is lower than operation threshold；
It charges if so, the mobile power source circuit pair is forbidden to interact the connected equipment of accessory with the earphone far field；
It charges if it is not, then interacting the connected equipment of accessory with the earphone far field using mobile power source circuit pair.
8. a kind of earphone far field interaction accessory characterized by comprising pick up the pick up facility and first of phonetic order information
Wireless headset carries out the communication interface of data interaction, exports output equipment, memory and the processor of response message；Wherein,
The memory, for storing computer program, the processor when executing the computer program for realizing as right is wanted
The step of seeking 1 to 7 described in any item earphone far field exchange methods.
9. earphone far field according to claim 8 interaction accessory, which is characterized in that further include: to the earphone far field
The mobile power source circuit that the connected equipment of interaction accessory charges.
10. a kind of earphone far field exchange method, which is characterized in that the described method includes:
First wireless headset receives the phonetic order information that earphone far field interaction accessory is sent；Wherein, the phonetic order information
The earphone far field interaction accessory detects to be picked up when two wireless headsets are in state in place；
The phonetic order information is sent to connected terminal, the terminal is made handle to the phonetic order information
To response message；
It receives the response message and the response message is sent to the earphone far field interaction accessory.
11. according to the method described in claim 10, it is characterized in that, the first wireless headset receives earphone far field interaction accessory hair
The phonetic order information sent, comprising:
First wireless headset receives the phonetic order information that earphone far field interaction accessory is sent by USB interface or UART interface.
12. a kind of wireless headset characterized by comprising communication interface, memory, processor；Wherein, the memory is used
In storage computer program, the processor is as described in claim 10 or 11 for realizing when executing the computer program
The step of earphone far field exchange method.
13. a kind of computer readable storage medium, which is characterized in that be stored with computer on the computer readable storage medium
Program, the computer program realize earphone far field as described in any one of claim 1 to 7 interaction side when being executed by processor
The step of method；And/or described in 10 or 11 the step of the exchange method of earphone far field.
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| CN201811002261.1A CN109120296A (en) | 2018-08-30 | 2018-08-30 | A kind of earphone far field exchange method, earphone far field interaction accessory and wireless headset |
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| CN201811002261.1A CN109120296A (en) | 2018-08-30 | 2018-08-30 | A kind of earphone far field exchange method, earphone far field interaction accessory and wireless headset |
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Cited By (1)
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Application publication date: 20190101 |