CN106209130B - A kind of wireless headset and the method using wireless headset output audio data - Google Patents
A kind of wireless headset and the method using wireless headset output audio data Download PDFInfo
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- CN106209130B CN106209130B CN201610598981.3A CN201610598981A CN106209130B CN 106209130 B CN106209130 B CN 106209130B CN 201610598981 A CN201610598981 A CN 201610598981A CN 106209130 B CN106209130 B CN 106209130B
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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
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/1646—Circuits adapted for the reception of stereophonic signals
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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
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- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
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Abstract
The present invention provides a kind of wireless headset and using the method for wireless headset output audio data, the wireless headset includes: main headset and auxiliary headset, and main headset includes: audio receiving module, for wirelessly obtaining audio data；First audio processing modules for extracting the first sound channel signal of corresponding main headset from audio data, and send the first sound channel signal to main earpiece speaker and play out；And the second sound channel signal of corresponding auxiliary headset is extracted from audio data, and second sound channel signal is wirelessly sent to by auxiliary headset based on the carrier signal for meeting preset condition；Preset condition includes: the frequency of carrier signal within the scope of first frequency and the pulse of carrier signal meets the first impulsive condition and/or the duty ratio of carrier signal meets the first duty cycle condition；Auxiliary headset includes: the second audio processing modules, for wirelessly obtaining second sound channel signal, and second sound channel signal is sent auxiliary earpiece speaker and is played out.
Description
Technical field
The present invention relates to communication technique fields, export sound more particularly to a kind of wireless headset and a kind of utilization wireless headset
The method of frequency evidence.
Background technique
With the continuous upgrading of the mobile terminals such as smart phone, portable computer and various electronic music apparatus,
They have become electronic product indispensable in people's life.Most important one function is to communicate and listen high-quality
Music.And more and more users wish to listen to music while carrying out other activities, or are to try to avoid to it
Other people cause sound interference, listen to music then user can use earphone.
Major part user will use a secondary wired earphone and listen to music at present, but wired earphone must be with storage music
Mobile terminal keeps wired connection, therefore wired earphone impeding for conducting wire when using, placing can allow people to generate inconvenience.
In addition it can listen to music using existing bluetooth headset, bluetooth headset can pass through bluetooth with the mobile terminal of storage music
It carries out wireless communication, it is slightly strong relative to traditional wired earphone convenience, but existing bluetooth headset is between two headsets
The transmission of the audio signal of progress is still such as the common ear-shield type bluetooth headset by the way of wired, if two ears
It is longer to transmit the conducting wire of audio signal between wheat, the overall structure of earphone can be made larger, not Portable belt；If two headsets
Between it is shorter to transmit the conducting wire of audio signal, and will affect the use of user；And if user manually adjusts two headsets
Between transmit audio signal conductor length, operation again it is comparatively laborious.
Summary of the invention
It is still by the way of wired, such as to solve the transmission of audio signal between two headsets of existing earphone
The conducting wire that audio signal is transmitted between two headsets of fruit is longer, the overall structure of earphone can be made larger, not Portable belt；If two
The conducting wire that audio signal is transmitted between headset is shorter, and will affect the use of user；And if user manually adjusts two headsets
Between transmit the conductor length of audio signal, comparatively laborious problem, the embodiment of the present invention provide a kind of wireless headset again for operation
With a kind of method using wireless headset output audio data.
On the one hand, the invention discloses a kind of wireless headsets, comprising: main headset and auxiliary headset, the main headset include:
Audio receiving module, for wirelessly obtaining audio data；
First audio processing modules, for extracting the first sound channel signal of corresponding main headset from the audio data, and
First sound channel signal to main earpiece speaker is sent to play out；And corresponding auxiliary ear is extracted from the audio data
The second sound channel signal of wheat, and wirelessly sent the second sound channel signal based on the carrier signal for meeting preset condition
To auxiliary headset；The preset condition includes: the frequency of the carrier signal within the scope of first frequency and the carrier signal
Pulse meets the first impulsive condition and/or the duty ratio of the carrier signal meets the first duty cycle condition；
The auxiliary headset includes:
Second audio processing modules, for wirelessly obtaining second sound channel signal, and by the second sound channel signal
Auxiliary earpiece speaker is sent to play out.
On the other hand, the invention also discloses a kind of methods using wireless headset output audio data, comprising:
Audio data is wirelessly obtained using the main headset of the wireless headset；
The first sound channel signal of the corresponding main headset is extracted from the audio data, and sends the first sound channel letter
It number plays out to the main earpiece speaker；
The second sound channel signal of corresponding auxiliary headset is extracted from the audio data, and based on the carrier wave for meeting preset condition
The second sound channel signal is wirelessly sent to auxiliary headset by signal；The preset condition includes: the carrier signal
Frequency is within the scope of first frequency and the pulse of the carrier signal meets the first impulsive condition and/or the carrier signal
Duty ratio meets the first duty cycle condition；
Second sound channel signal is wirelessly obtained using the auxiliary headset of the wireless headset, and the second sound channel is believed
Number being sent to auxiliary earpiece speaker plays out.
Invention describes a kind of wireless headset, the main headset of earphone and auxiliary headset.The main headset includes: that audio connects
Module is received, for wirelessly obtaining audio data；First audio processing modules, for the extraction pair from the audio data
Should main headset the first sound channel signal, and send first sound channel signal to main earpiece speaker and play out；And from institute
State the second sound channel signal that corresponding auxiliary headset is extracted in audio data, and based on meeting the carrier signal of preset condition with wireless parties
The second sound channel signal is sent to auxiliary headset by formula；The preset condition includes: the frequency of the carrier signal in the first frequency
Meet the duty ratio of the first impulsive condition and/or the carrier signal with the pulse of the carrier signal within the scope of rate and meet the
One duty cycle condition.The auxiliary headset includes: the second audio processing modules, for wirelessly obtaining second sound channel signal,
And the second sound channel signal is sent into auxiliary earpiece speaker and is played out.So as to two headsets of same set of headphones it
Between utilize wireless way for transmitting audio signal, do not influence the use of user while being convenient for carrying, and avoid cumbersome tune
Whole operation.
The above description is only an overview of the technical scheme of the present invention, in order to better understand the technical means of the present invention,
And it can be implemented in accordance with the contents of the specification, and in order to allow above and other objects of the present invention, feature and advantage can
It is clearer and more comprehensible, the followings are specific embodiments of the present invention.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below by institute in the description to the embodiment of the present invention
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without any creative labor, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the structural schematic diagram of one of the embodiment of the present invention one wireless headset；
Fig. 2 is the structural schematic diagram of one of the embodiment of the present invention two wireless headset；
Fig. 3 is step process of one of the embodiment of the present invention three using the method for wireless headset output audio data
Figure；And
Fig. 4 is step process of one of the embodiment of the present invention four using the method for wireless headset output audio data
Figure.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
A kind of wireless headset provided by the invention and a kind of benefit is discussed in detail below by several specific embodiments are enumerated
With the method for wireless headset output audio data.
Embodiment one
A kind of wireless headset provided in an embodiment of the present invention is discussed in detail.
Referring to Fig.1, a kind of structural schematic diagram of wireless headset in the embodiment of the present invention is shown.
The wireless headset of the embodiment of the present invention includes: main headset 110 and auxiliary headset 120.Wherein, the main headset 110 wraps
It includes: audio receiving module 111 and the first audio processing modules 112；The auxiliary headset 120 includes: the second audio processing modules
121。
The interactive relation between the function and each module of each module is described in detail below.
Main headset 110 includes:
Audio receiving module 111, for wirelessly obtaining audio data.
Wherein, wireless mode is it can be appreciated that wireless transmission method, refers to and is carried out data transmission using wireless technology
A kind of mode.It is exactly wirelessly transferred wherein it is possible to send and receive signal to be communicated using electromagnetic wave in free space.Wirelessly
The method of communication has radio wave transmissions, microwave transmission, Bluetooth transmission and infrared transmission etc..
The principle of radio wave transmissions is, can be loaded on audio data on radio wave by modulation.When wireless
Radio wave propagation reaches receiving end, and the variation of electromagnetic field caused by radio wave can generate electric current in the conductor of receiving end again.Pass through
Demodulation extracts audio data from curent change, has just achieved the purpose that information is transmitted.
Microwave transmission can specifically include simulated microwave transmission and Techniques Used in Digital Microwave Transmission.Wherein, microwave is a kind of radio
Wave.Simulated microwave transmission is exactly that transmitting terminal is directly modulated at original signal on the channel of microwave, is then launched；Receiving end
After receiving the microwave signal, original signal can be obtained by correspondingly demodulation process.Techniques Used in Digital Microwave Transmission is exactly to send
End, which first encodes original signal, to be compressed, and is launched again after being then modulated by digital microwave channel；Receiving end is receiving
To after microwave signal, first demodulation then further decoding decompression finally restores the original signal simulated.Wherein, to original
The microwave signal that beginning signal is modulated is properly termed as carrier signal.
The wavelength of infrared ray is at 0.75 μm (micron) between 1mm (millimeter).Infrared transmission have it is inexpensive, cross-platform,
The characteristics of low-angle, short distance, point-to-point straight-line data transmits, and have good table in confidentiality and transmission rate
It is existing.But infrared transmission requires the position of the transmitting terminal and receiving end that are communicated relatively more fixed in the process, and its point pair
The transmission connection of point also leads to not neatly network consisting, and infrared ray is chiefly used in indoor short-distance transmission, but many at present
Application is gradually replaced Bluetooth transmission.
It about 10 meters of the transmission range of Bluetooth transmission or so, supports point-to-point and point-to-multipoint communication, works complete
The wireless mode of the general 2.4GHz (megahertz) of ball, acquisition audio data more commonly used at present are Bluetooth transmission, certainly
It can use other wireless transmission methods and obtain audio data, this embodiment of the present invention is not limited.And in the present invention
In embodiment, the specific used electromagnetic wave of wireless mode can either step before this step or before this step
It determines according to demand before, this embodiment of the present invention is not limited.
In practical applications, audio data can store in mobile phone, tablet computer, personal digital assistant (Personal
Digital Assistant, PDA), vehicle-mounted computer, vehicle audio, the mobile terminals such as computer.Certainly, audio data can also be deposited
It is cloud or network etc., this embodiment of the present invention is not limited.Therefore in embodiments of the present invention, wirelessly obtain
Audio data is taken, specifically may include wirelessly from acquisition for mobile terminal audio data；Or from cloud server or
Network server obtains audio data.By taking mobile terminal as an example, then receiving end is main headset at this time, the sound of specifically main headset
Frequency receiving module, transmitting terminal are mobile terminals.Mobile terminal can be above-mentioned any one wireless mode audio data is sent
It goes out, and the audio receiving module of main headset can correspondingly receive the sound sent by mobile terminal then with correspondingly wireless mode
Frequency evidence.
First audio processing modules 112, for extracting the first sound channel signal of corresponding main headset from the audio data,
And it sends first sound channel signal to main earpiece speaker and plays out；And it is extracted from the audio data corresponding auxiliary
The second sound channel signal of headset, and wirelessly sent out the second sound channel signal based on the carrier signal for meeting preset condition
It send to auxiliary headset；The preset condition includes: the frequency of the carrier signal within the scope of first frequency and the carrier signal
Pulse meet the duty ratio of the first impulsive condition and/or the carrier signal and meet the first duty cycle condition.
In practical applications, if a set of headphones contains two headsets of main headset and auxiliary headset, main headset and auxiliary
What headset corresponded to output is a part of audio data respectively.For example, audio data can be divided into left channel signals and right sound
Right channel then left channel signals can be sent to main headset or auxiliary headset, while being sent to another ear by road signal
Wheat, such as left channel signals are sent to main headset, right-channel signals are sent to auxiliary headset.Wherein, left channel signals are simulations
The sound output that the audibility range of the left ear of the mankind generates.It generally may include the bass area signal in audio data, voice pair
White, transliteration is mostly in left channel signals.Right-channel signals and left channel signals are on the contrary, be the audibility range production for simulating mankind's auris dextra
Raw sound output.
In embodiments of the present invention, audio data can be divided into two sound channel signals, wherein main headset will be corresponded to
Sound channel signal be known as being the first sound channel signal, by correspond to auxiliary headset sound channel signal be known as second sound channel signal, wherein having
The mode that body divides the first sound channel signal and second sound channel signal can any before this step or before this step
It is set according to demand before step, this embodiment of the present invention is not limited.
In embodiments of the present invention, the first audio processing modules can extract the first of corresponding main headset from audio data
Sound channel signal, and the first sound channel signal of extraction is sent to main earpiece speaker and is played out.In addition, in order to make the first sound
The effect that road signal plays is more preferable, can also increase the equipment such as amplifier and digital-to-analogue conversion inside main headset, make the first audio
Processing module amplifies processing to the first sound channel signal first with amplifier and turns after being extracted the first sound channel signal
It is changed to analog signal, is then played out being sent to main earpiece speaker.Moreover, if from acquisition for mobile terminal audio data
When, the signal comprising audio data that mobile terminal is sent is digital signal, then can also include digital-to-analogue conversion in main headset
Device will utilize the received digital signal of wireless mode to be converted to analog signal, to make first extracted from audio signal
The result of broadcast of sound channel signal is more natural.
Specifically, it can use wireless transmission method and transmit the first sound channel between modules or equipment inside main headset
Signal；The first sound channel signal can certainly be transmitted between modules or equipment inside main headset using wired mode, this
When need to need to be connected by conducting wire between the modules that communicate or equipment.
In addition, the first audio processing modules can also extract corresponding auxiliary headset from audio data in inventive embodiments
Second sound channel signal, and the second sound channel signal is sent wirelessly to auxiliary headset.Wherein it is possible to according to demand at this
It is set according to demand before either step before step or before this step to send second sound channel signal to auxiliary headset
Wireless mode is not limited this embodiment of the present invention.And send second sound channel signal to auxiliary headset wireless mode with
Audio receiving module above-mentioned can be same wireless transmission method to the wireless mode for obtaining audio data, certainly may be used
Think different wireless transmission methods, this embodiment of the present invention is also not limited.
In practical applications, there are two birth defects for bluetooth: (1) frequency of Bluetooth signal is higher, it has been observed that generally
2.4GHz, then wavelength X=c/f=3 × 10 of Bluetooth signal8/(2.4×109)=12.5 centimetre, wherein λ is wavelength, and c is light
Speed, f are frequency.It can be seen that the wavelength of Bluetooth signal is shorter, thus diffracting power is weaker；(2) Bluetooth transmission belongs to low function
Consumption transmission, transmission power is limited, therefore penetration capacity is also limited.In embodiments of the present invention, if main headset still utilizes indigo plant
Second sound channel signal is sent to auxiliary headset by the mode of tooth transmission.Due to above-mentioned two defect, if in main headset and auxiliary headset
Between still utilize Bluetooth transmission, then when main headset and auxiliary headset respectively be worn to left and right two ears when Bluetooth signal be easy
By the blocking on head, therefore it is very easy to cause second sound channel signal impaired.
As above analyzed, the wavelength of electromagnetic wave and diffracting power have biggish relationship, in order to improve diffracting power, need by
Wavelength is elongated, according to formula λ=c/f above-mentioned, it is known that the frequency for reducing electromagnetic wave can be elongated by wavelength.If by electromagnetic wave
Difference of the wavelength at a distance from people's ears be more than certain length threshold value, it will be able to effectively avoid the puzzlement that electromagnetic wave is blocked.
The distance between common people's ears are at 15 centimetres or so, if the wavelength of electromagnetic wave is more than four times of distance between two ear of people, i.e.,
The wavelength of electromagnetic wave is 75 centimetres or so, at this time it is possible to prevente effectively from electromagnetic wave is blocked, then can set length threshold at this time
Value is 60 centimetres.
Therefore, in embodiments of the present invention, can based on meet the carrier signal of preset condition wirelessly will be described
Second sound channel signal is sent to auxiliary headset, such as can use the electromagnetic wave for meeting preset condition as carrier signal, to coding
Second sound channel signal afterwards is modulated, and makes the wavelength of modulated second sound channel signal it is possible to prevente effectively from being blocked.Wherein
Preset condition can be set before either step before this step or before this step, this present invention is implemented
Example is not limited.
In embodiments of the present invention, the preset condition may include the frequency of the carrier signal in first frequency range
It is interior.For example, the frequency of carrier signal is in 500kHz (kHz) between 500MHz.Wherein the specific of first frequency range takes
Value can set according to demand before the either step before this step or before this step, implement to this present invention
Example is not limited.
In addition, in embodiments of the present invention, in order to guarantee the second sound channel signal sent from the main headset of same set of headphones
It can be sent in corresponding auxiliary headset, the auxiliary headset for being not belonging to same set of headphones without being sent to the main headset of other and this
In, the special setting of uniqueness can be carried out to main headset carrier signal, while connect auxiliary headset corresponding with the main headset can only
Receive the second audio signal for meeting the condition of special setting.Therefore, in embodiments of the present invention, the default item that carrier signal meets
Part can also include that the pulse of carrier signal meets the duty ratio satisfaction first of the first impulsive condition and/or the carrier signal
Duty cycle condition.Duty ratio therein refers to high level time ratio shared within a cycle.For example, one can be set
There are two pulse signals in the carrier signal to modulate second sound channel signal of a main headset, or account in one cycle
Sky is than being 0.3, then modulated second sound channel signal also meets the condition, then setting only corresponding auxiliary with the main headset
Headset, which may be received in a cycle, has two pulse signals or duty ratio for 0.3 signal, other main headsets or
Auxiliary headset cannot all receive the signal for meeting above-mentioned condition.Certainly, the first impulsive condition can also include to pulse position
Limit etc., this present invention implementation is not limited.Furthermore, it is possible to any before this step or before this step
Before step, according to the concrete condition of current earphone setting the first impulsive condition and the first duty cycle condition, to this present invention
Embodiment is also not limited.
Auxiliary headset 120 includes:
Second audio processing modules 121 for wirelessly obtaining second sound channel signal, and the second sound channel are believed
Number sending auxiliary earpiece speaker plays out.
In the present invention is implemented, the auxiliary headset includes the second audio processing modules, which can wirelessly obtain
The second sound channel signal being sent wirelessly by the first audio processing modules of main headset.Wherein, the first audio processing modules
Before second sound channel signal is sent wirelessly, first the second sound channel signal can be encoded, and utilize carrier wave
Signal is modulated the second sound channel signal after coding, then wirelessly sends out the second sound channel signal after coded modulation
It send to auxiliary headset, then the second audio processing modules of auxiliary headset can wirelessly receive after coded modulation at this time
Then 2-channel signal is successively believed the second sound channel after the coded modulation received using the decoding of auxiliary headset and demodulating equipment
Number correspondingly decoding process and demodulation process are carried out, to obtain second sound channel signal.Certainly, the first audio processing modules with
Before wireless mode sends second sound channel signal, which can not also be encoded, and only be believed using carrier wave
Number the second sound channel signal after coding is modulated, then the second audio processing modules of auxiliary headset are wirelessly to receive
To modulated second sound channel signal, then using the demodulating equipment of auxiliary headset to the modulated second sound channel signal received
Correspondingly demodulation process is carried out, to obtain second sound channel signal.
The second sound channel signal can also be sent to by the second audio processing modules after obtaining second sound channel signal
Auxiliary earpiece speaker plays out.Equally, auxiliary headset can also include that amplifier amplifies processing to second sound channel signal.Such as
Fruit second sound channel signal is digital signal, and auxiliary headset can also be comprising digital analog converter with by the second sound channel of digital signal form
Signal is converted to the second sound channel signal of analog signal form.
The embodiment of the present invention describes a kind of wireless headset, the main headset of earphone and auxiliary headset.The main headset includes:
Audio receiving module, for wirelessly obtaining audio data；First audio processing modules, for from the audio data
The first sound channel signal of corresponding main headset is extracted, and sends first sound channel signal to main earpiece speaker and plays out；With
And the second sound channel signal of corresponding auxiliary headset is extracted from the audio data, and based on the carrier signal for meeting preset condition
The second sound channel signal is wirelessly sent to auxiliary headset；The preset condition includes: the frequency of the carrier signal
Within the scope of first frequency and the pulse of the carrier signal meets the duty of the first impulsive condition and/or the carrier signal
Than meeting the first duty cycle condition.The auxiliary headset includes: the second audio processing modules, for wirelessly obtaining the rising tone
Road signal, and the second sound channel signal is sent into auxiliary earpiece speaker and is played out.So as to the two of same set of headphones
Wireless way for transmitting audio signal is utilized between a headset, does not influence the use of user while being convenient for carrying, and avoid
Cumbersome adjustment operation.
Embodiment two
A kind of wireless headset provided in an embodiment of the present invention is discussed in detail.
Referring to Fig. 2, a kind of structural schematic diagram of wireless headset in the embodiment of the present invention is shown.
The wireless headset of the embodiment of the present invention includes: main headset 210 and auxiliary headset 220.Wherein, the main headset 210 wraps
It includes: audio receiving module 211, the first audio processing modules 212 and the first power supply module 213；The auxiliary headset 220 includes:
Two audio processing modules 221 and the second power supply module 222.
The interactive relation between the function and each module of each module is described in detail below.
Main headset 210 includes:
Audio receiving module 211, for wirelessly obtaining audio data.
Optionally, in embodiments of the present invention, the audio receiving module 211, can further include:
Audio receiving submodule 2111 utilizes the audio signal of bluetooth equipment transmission for receiving mobile terminal, and from institute
It states and extracts audio data in audio signal.
In embodiments of the present invention, it can use Bluetooth transmission above-mentioned from acquisition for mobile terminal audio data.Specifically,
The audio receiving submodule that can use main headset receives the audio signal that mobile terminal utilizes bluetooth equipment transmission, and from described
Audio data is extracted in audio signal.Wherein, bluetooth equipment is a functional module of mobile terminal, can specifically be located at and move
Dynamic terminal inner, naturally it is also possible to be connect as external equipment with mobile terminal, this embodiment of the present invention is not limited.Separately
Outside, using bluetooth equipment transmit audio signal be audio data is encoded and is modulated after obtain, therefore this
In inventive embodiments, after receiving audio signal, needs to extract audio data from audio signal, specifically need to sound
Frequency signal carries out correspondingly demodulation and decoding operation, to obtain audio data.
When Bluetooth technology regulation carries out progress Bluetooth transmission between every a pair of of equipment of Bluetooth transmission, it is necessary to be set based on one
It is standby, it is another for from equipment, it just can be carried out communication, when communication, it is necessary to be searched by main equipment from equipment and initiate to match to build
Vertical to be wirelessly connected, both sides can sending and receiving data after successful match.One has the equipment of Bluetooth transmission function, can be from equipment
Switch between two roles of main equipment, usually work role is to wait other main equipments to connect from equipment；When needed may be used
To be converted to main equipment, pairing request is initiated to other equipment.When one equipment initiates pairing request, need to know the indigo plant of other side
Tooth address, the information such as pairing password.Main equipment is found after equipment, is matched with from equipment, needs to input from equipment at this time
PIN (Personal Identification Number, personal recognition code) code, also there is equipment not need to input certainly
PIN code.After the completion of pairing, the trust information of main equipment will record from equipment, main equipment can be wireless to initiating from equipment at this time
Transmission, and the equipment matched is in wireless transmission next time, it is no longer necessary to it matches again.And the equipment matched, master set
Request that is standby and can initiating to disconnect pairing relationship from equipment, to disconnect pairing relationship between the two.
It in embodiments of the present invention, is to obtain audio letter from mobile terminal using the audio receiving submodule of main headset
Number, then matching request first can be initiated to main headset by mobile terminal, the main equipment matched at this time is mobile terminal, from equipment
It is main headset；Pairing request first can certainly be initiated to mobile terminal by main headset, the main equipment matched at this time is main headset,
It is mobile terminal from equipment.
The audio range frequency of Bluetooth transmission is 2400-2483.5MHz.When using Bluetooth signal transmission audio data, need
First by the high-frequency signal that modulates audio signals are within the scope of said frequencies, wherein to be to the signal that audio signal is modulated
Carrier signal, then then needing to carry out correspondingly demodulation process to the Bluetooth signal received, to extract the sound in Bluetooth signal
Frequency evidence.And before modulation, audio data can also be encoded, then then need to the Bluetooth signal received into
Row correspondingly decodes and demodulation process, to extract the audio data in Bluetooth signal.
First audio processing modules 212, for extracting the first sound channel signal of corresponding main headset from the audio data,
And it sends first sound channel signal to main earpiece speaker and plays out；And it is extracted from the audio data corresponding auxiliary
The second sound channel signal of headset, and the second sound channel signal is sent wirelessly to auxiliary headset.
Optionally, in embodiments of the present invention, first audio processing modules 212, can further include:
First audio plays submodule 2121, for being sent to main ear after digital-to-analogue conversion for first sound channel signal
Wheat loudspeaker plays out.
In embodiments of the present invention, the first sound channel signal extracted from audio data may be digital signal, then this
When in order to keep the result of broadcast of audio data more natural true, the first audio that can use the first audio processing modules plays son
First sound channel signal is sent to main earpiece speaker after digital-to-analogue conversion and played out by module.Specifically, it can use digital-to-analogue
Converter carries out digital-to-analogue conversion to the first sound channel signal, also can use other available means and carries out digital-to-analogue to the first sound channel signal
Conversion, is not limited this embodiment of the present invention.
Encoding submodule 2122, for being encoded to the second sound channel signal.
It in embodiments of the present invention, can be first with coding for the ease of being wirelessly transferred to second sound channel signal
Module encodes second sound channel signal.Coding is that the first sound channel signal is converted to another shape from a kind of form or format
The process of formula.It wherein, specifically can be according to demand before this step or this step by the form after the first sound channel signal coding
It is set before either step before, this embodiment of the present invention is not limited.Specifically, can use encoder to second
Sound channel signal is encoded, and is needed in encoding submodule at this time comprising encoder, naturally it is also possible to using other available means to the
2-channel signal is encoded, and is not limited to this embodiment of the present invention.
Sending submodule 2123 is modulated, for believing using the carrier signal for meeting preset condition the second sound channel after coding
It number is modulated；And the second sound channel signal after coded modulation is wirelessly sent to the auxiliary headset.
In embodiments of the present invention, specifically, can use electromagnetic induction technology to the second sound channel signal after coding into
Row modulation, and the second sound channel signal after coded modulation is wirelessly sent to the auxiliary headset.At this point, in main headset and
Auxiliary headset all separately includes at least one magnetic induction coil, the magnetic induction coil of main headset is set after powered up, in the function of current
Under can produce the electromagnetic wave for meeting preset condition, using the electromagnetic wave as carrier signal to the second sound channel signal after coding into
Row is modulated and is wirelessly issued.Such as technology is just by NFC (Near Field Communication, close range wireless communication)
It is a kind of available electromagnetic induction technology of the embodiment of the present invention, naturally it is also possible to other available electromagnetic induction technologies are utilized, it is right
This embodiment of the present invention is not limited.
First power supply module 213, for the audio receiving module, the first audio processing modules and main earpiece speaker
It is powered.
Main headset needs to be powered in use, therefore in embodiments of the present invention, and main headset also has the first power supply
Module is powered with each equipment and module given in main headset.First power supply module can specifically include battery, charging electricity
The equipment that source etc. has function of supplying power, is not limited this embodiment of the present invention.
Auxiliary headset 220 includes:
Second audio processing modules 221 for wirelessly obtaining second sound channel signal, and the second sound channel are believed
Number sending auxiliary earpiece speaker plays out.
Optionally, in embodiments of the present invention, second audio processing modules 221, can further include:
Second audio processing submodule 2211, for wirelessly obtaining the letter of the second sound channel after the coded modulation
Number, and demodulation and decoding processing is carried out to the second sound channel signal after the coded modulation, obtain the second sound channel signal.
It has been observed that in embodiments of the present invention, main headset can be to second sound channel signal before sending second sound channel signal
It is encoded and is modulated, therefore after wirelessly obtaining the second sound channel signal after coded modulation, needed first to the coding
Modulated second sound channel signal carries out correspondingly inverse operations, that is, carries out correspondingly demodulation and decoding processing, to obtain initially
Second sound channel signal.
Second audio plays submodule 2212, described for being sent to after digital-to-analogue conversion by the second sound channel signal
Auxiliary earpiece speaker plays out.
It in embodiments of the present invention, can be to the rising tone for the purposes of keeping the result of broadcast of second sound channel signal more natural
Road signal carries out digital-to-analogue conversion, guarantees that it is converted to analog signal, is resent to auxiliary earpiece speaker and plays out.
Second power supply module 222, for being powered to second audio processing modules and the auxiliary earpiece speaker.
Because earphone of the invention is wireless headset, bronze drum wirelessly carries out transmission data between main headset and auxiliary headset, but
It is main headset and auxiliary headset is individual entity, therefore auxiliary headset is also required to individually be powered in use, therefore in this hair
In bright embodiment, auxiliary headset also has the second power supply module, is powered with each equipment and module given in auxiliary headset.Second
Power supply module specifically also may include the equipment that battery, charge power supply etc. have function of supplying power, this embodiment of the present invention is not added
To limit.
The embodiment of the present invention describes a kind of wireless headset, the main headset of earphone and auxiliary headset.The main headset includes:
Audio receiving module, for wirelessly obtaining audio data；First audio processing modules, for from the audio data
The first sound channel signal of corresponding main headset is extracted, and sends first sound channel signal to main earpiece speaker and plays out；With
And the second sound channel signal of corresponding auxiliary headset is extracted from the audio data, and based on the carrier signal for meeting preset condition
The second sound channel signal is wirelessly sent to auxiliary headset；The preset condition includes: the frequency of the carrier signal
Within the scope of first frequency and the pulse of the carrier signal meets the duty of the first impulsive condition and/or the carrier signal
Than meeting the first duty cycle condition.The auxiliary headset includes: the second audio processing modules, for wirelessly obtaining the rising tone
Road signal, and the second sound channel signal is sent into auxiliary earpiece speaker and is played out.So as to the two of same set of headphones
Wireless way for transmitting audio signal is utilized between a headset, does not influence the use of user while being convenient for carrying, and avoid
Cumbersome adjustment operation.
Moreover, in embodiments of the present invention, the first sound channel signal and utilization can be being played using main earpiece speaker
Auxiliary earphone speaker carries out digital-to-analogue conversion to the first sound channel signal and second sound channel signal respectively before playing second sound channel signal,
So as to improve the effect of broadcasting, and then further increase the usage experience of user.
Embodiment three
Referring to Fig. 3, the step of showing a kind of method using wireless headset output audio data in the embodiment of the present invention
Flow chart.
Step 301, audio data is wirelessly obtained using the main headset of the wireless headset.
Step 302, the first sound channel signal of the corresponding main headset is extracted from the audio data, and sends described the
One sound channel signal to the main earpiece speaker plays out.
Step 303, the second sound channel signal of corresponding auxiliary headset is extracted from the audio data, and presets item based on meeting
The second sound channel signal is wirelessly sent to auxiliary headset by the carrier signal of part；The preset condition includes: the load
The frequency of wave signal is within the scope of first frequency and the pulse of the carrier signal meets the first impulsive condition and/or the load
The duty ratio of wave signal meets the first duty cycle condition.
Step 304, second sound channel signal is wirelessly obtained using the auxiliary headset of the wireless headset, and by described
2-channel signal is sent to auxiliary earpiece speaker and plays out.
A kind of method using wireless headset output audio data is described in the embodiment of the present invention, utilizes the wireless ear
The main headset of machine wirelessly obtains audio data；The first sound channel of the corresponding main headset is extracted from the audio data
Signal, and send first sound channel signal to the main earpiece speaker and play out；The extraction pair from the audio data
The second sound channel signal of auxiliary headset is answered, and is wirelessly believed the second sound channel based on the carrier signal for meeting preset condition
Number it is sent to auxiliary headset；The preset condition includes: the frequency of the carrier signal within the scope of first frequency and the carrier wave
The pulse of signal meets the first impulsive condition and/or the duty ratio of the carrier signal meets the first duty cycle condition；Using institute
The auxiliary headset for stating wireless headset wirelessly obtains second sound channel signal, and the second sound channel signal is sent to auxiliary headset
Loudspeaker plays out.So as to utilize wireless way for transmitting audio signal between two headsets of same set of headphones,
The use of user is not influenced while being convenient for carrying, and avoids cumbersome adjustment operation.
Example IV
Referring to Fig. 4, the step of showing a kind of method using wireless headset output audio data in the embodiment of the present invention
Flow chart.
Step 401, it is powered to the audio receiving module, the first audio processing modules and main earpiece speaker.
Step 402, the audio signal that mobile terminal utilizes bluetooth equipment transmission is received using the main headset, and from described
Audio data is extracted in audio signal.
Step 403, the first sound channel signal of the corresponding main headset is extracted from the audio data, and sends described the
One sound channel signal to the main earpiece speaker plays out.
Step 404, the second sound channel signal is extracted from the audio data, and the second sound channel signal is carried out
Coding.
Step 405, the second sound channel signal after coding is modulated using the carrier signal for meeting preset condition；And with
Second sound channel signal after coded modulation is sent to the auxiliary headset by wireless mode.
Step 406, it is powered to second audio processing modules and the auxiliary earpiece speaker.
Step 407, the second sound channel signal after the coded modulation is wirelessly obtained using the auxiliary headset, and right
Second sound channel signal after the coded modulation carries out demodulation and decoding processing, obtains the second sound channel signal.
Step 408, by the second sound channel signal, it is sent to the auxiliary earpiece speaker after digital-to-analogue conversion and is broadcast
It puts.
A kind of method using wireless headset output audio data is described in the embodiment of the present invention, utilizes the wireless ear
The main headset of machine wirelessly obtains audio data；The first sound channel of the corresponding main headset is extracted from the audio data
Signal, and send first sound channel signal to the main earpiece speaker and play out；The extraction pair from the audio data
The second sound channel signal of auxiliary headset is answered, and is wirelessly believed the second sound channel based on the carrier signal for meeting preset condition
Number it is sent to auxiliary headset；The preset condition includes: the frequency of the carrier signal within the scope of first frequency and the carrier wave
The pulse of signal meets the first impulsive condition and/or the duty ratio of the carrier signal meets the first duty cycle condition；Using institute
The auxiliary headset for stating wireless headset wirelessly obtains second sound channel signal, and the second sound channel signal is sent to auxiliary headset
Loudspeaker plays out.So as to utilize wireless way for transmitting audio signal between two headsets of same set of headphones,
The use of user is not influenced while being convenient for carrying, and avoids cumbersome adjustment operation.
Moreover, in embodiments of the present invention, the first sound channel signal and utilization can be being played using main earpiece speaker
Auxiliary earphone speaker carries out digital-to-analogue conversion to the first sound channel signal and second sound channel signal respectively before playing second sound channel signal,
So as to improve the effect of broadcasting, and then further increase the usage experience of user.
Those of ordinary skill in the art may be aware that the embodiment in conjunction with disclosed in the embodiment of the present invention describe it is each
Exemplary unit and algorithm steps can be realized with the combination of electronic hardware or computer software and electronic hardware.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.
It is apparent to those skilled in the art that for convenience and simplicity of description, the method for foregoing description,
The specific work process of system, device and unit, can be no longer superfluous herein with reference to the corresponding process in aforementioned device embodiment
It states.
In embodiment provided herein, it should be understood that disclosed device and method can pass through others
Mode is realized.For example, the apparatus embodiments described above are merely exemplary, for example, the division of the unit, only
A kind of logical function partition, there may be another division manner in actual implementation, for example, multiple units or components can combine or
Person is desirably integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed is mutual
Between coupling, direct-coupling or communication connection can be through some interfaces, the INDIRECT COUPLING or communication link of device or unit
It connects, can be electrical property, mechanical or other forms.
The unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme
's.
It, can also be in addition, the functional units in various embodiments of the present invention may be integrated into one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.
It, can be with if the function is realized in the form of SFU software functional unit and when sold or used as an independent product
It is stored in a computer readable storage medium.Based on this understanding, technical solution of the present invention is substantially in other words
The part of the part that contributes to existing technology or the technical solution can be embodied in the form of software products, the meter
Calculation machine software product is stored in a storage medium, including some instructions are used so that a computer equipment (can be a
People's computer, server or network equipment etc.) it performs all or part of the steps of the method described in the various embodiments of the present invention.
And storage medium above-mentioned includes: that USB flash disk, mobile hard disk, ROM, RAM, magnetic or disk etc. are various can store program code
Medium.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.
Claims (10)
1. a kind of wireless headset, which is characterized in that including main headset and auxiliary headset, the main headset includes:
Audio receiving module, for wirelessly obtaining audio data；
First audio processing modules for extracting the first sound channel signal of corresponding main headset from the audio data, and are sent
First sound channel signal to main earpiece speaker plays out；And corresponding auxiliary headset is extracted from the audio data
Second sound channel signal, and based on the carrier signal for meeting preset condition be wirelessly sent to the second sound channel signal auxiliary
Headset；The preset condition includes: the frequency of the carrier signal within the scope of first frequency and the pulse of the carrier signal
The duty ratio for meeting the first impulsive condition and/or the carrier signal meets the first duty cycle condition；
Wherein, the first frequency range are as follows: between 500kHz to 500MHz, first impulsive condition are as follows: a main headset
The carrier signal to modulate second sound channel signal there is two pulse signals, the first duty ratio item in one cycle
Part are as follows: duty ratio 0.3；
The auxiliary headset includes:
Second audio processing modules are sent for wirelessly obtaining second sound channel signal, and by the second sound channel signal
Auxiliary earpiece speaker plays out.
2. wireless headset according to claim 1, which is characterized in that first audio processing modules, comprising:
First audio plays submodule, for being sent to main earpiece speaker after digital-to-analogue conversion for first sound channel signal
It plays out；
Encoding submodule, for being encoded to the second sound channel signal；
Sending submodule is modulated, for adjusting using the carrier signal for meeting preset condition to the second sound channel signal after coding
System；And the second sound channel signal after coded modulation is wirelessly sent to the auxiliary headset.
3. wireless headset according to claim 2, which is characterized in that second audio processing modules, comprising:
Second audio processing submodule, for wirelessly obtaining the second sound channel signal after the coded modulation, and to institute
Second sound channel signal after stating coded modulation carries out demodulation and decoding processing, obtains the second sound channel signal；
Second audio plays submodule, for being sent to the second sound channel signal the auxiliary headset after digital-to-analogue conversion and raising
Sound device plays out.
4. wireless headset according to claim 1, which is characterized in that the audio receiving module, comprising:
Audio receiving submodule utilizes the audio signal of bluetooth equipment transmission for receiving mobile terminal, and believes from the audio
Audio data is extracted in number.
5. wireless headset according to claim 1, which is characterized in that the main headset, further includes:
First power supply module, for being supplied to the audio receiving module, the first audio processing modules and main earpiece speaker
Electricity；
The auxiliary headset, further includes: the second power supply module, for second audio processing modules and the auxiliary headset loudspeaking
Device is powered.
6. a kind of method using wireless headset output audio data characterized by comprising
Audio data is wirelessly obtained using the main headset of the wireless headset；
The first sound channel signal of the corresponding main headset is extracted from the audio data, and sends first sound channel signal extremely
The main earpiece speaker plays out；
The second sound channel signal of corresponding auxiliary headset is extracted from the audio data, and based on the carrier signal for meeting preset condition
The second sound channel signal is wirelessly sent to auxiliary headset；The preset condition includes: the frequency of the carrier signal
Within the scope of first frequency and the pulse of the carrier signal meets the duty of the first impulsive condition and/or the carrier signal
Than meeting the first duty cycle condition；
Wherein, the first frequency range are as follows: between 500kHz to 500MHz, first impulsive condition are as follows: a main headset
The carrier signal to modulate second sound channel signal there is two pulse signals, the first duty ratio item in one cycle
Part are as follows: duty ratio 0.3；
Second sound channel signal is wirelessly obtained using the auxiliary headset of the wireless headset, and the second sound channel signal is sent out
It send to auxiliary earpiece speaker and plays out.
7. according to the method described in claim 6, it is characterized in that, described extract from the audio data corresponds to auxiliary headset
Second sound channel signal, and based on the carrier signal for meeting preset condition be wirelessly sent to the second sound channel signal auxiliary
The step of headset, comprising:
The second sound channel signal is extracted from the audio data, and the second sound channel signal is encoded；
The second sound channel signal after coding is modulated using the carrier signal for meeting preset condition；And it will wirelessly compile
The modulated second sound channel signal of code is sent to the auxiliary headset.
8. the method according to the description of claim 7 is characterized in that the auxiliary headset using the wireless headset wirelessly obtains
Second sound channel signal is taken, and the second sound channel signal is sent to the step of auxiliary earpiece speaker plays out, comprising:
Second sound channel signal after wirelessly obtaining the coded modulation using the auxiliary headset, and to the coded modulation
Second sound channel signal afterwards carries out demodulation and decoding processing, obtains the second sound channel signal；
By the second sound channel signal, it is sent to the auxiliary earpiece speaker after digital-to-analogue conversion and plays out.
9. according to the method described in claim 6, it is characterized in that, the main headset using the wireless headset is with wireless parties
Formula obtains the step of audio data, comprising:
Mobile terminal is received using the main headset and utilizes the audio signal of bluetooth equipment transmission, and is mentioned from the audio signal
Take audio data.
10. according to the method described in claim 6, it is characterized in that, in the main headset using the wireless headset with nothing
Before the step of line mode obtains audio data, further includes:
It is powered to audio receiving module, the first audio processing modules and main earpiece speaker；
Second sound channel signal is wirelessly obtained in the auxiliary headset using the wireless headset, and by the second sound channel
Signal was sent to before the step of auxiliary earpiece speaker plays out, further includes: gives the second audio processing modules and the auxiliary ear
Wheat loudspeaker is powered.
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| CN106886388B (en) * | 2017-02-22 | 2019-12-20 | 维沃移动通信有限公司 | Method and terminal for playing audio data |
| CN107124674B (en) * | 2017-06-20 | 2019-11-08 | 歌尔科技有限公司 | A kind of audio-frequency inputting method of bluetooth headset, device and bluetooth headset |
| US11323803B2 (en) | 2018-02-23 | 2022-05-03 | Sony Corporation | Earphone, earphone system, and method in earphone system |
| CN109067965B (en) * | 2018-06-15 | 2020-12-22 | Oppo广东移动通信有限公司 | Translation method, translation device, wearable device and storage medium |
| CN109243473B (en) * | 2018-10-26 | 2022-10-21 | 南京中感微电子有限公司 | Audio data communication method and head-mounted equipment |
| WO2020082391A1 (en) * | 2018-10-27 | 2020-04-30 | 深圳市欢太科技有限公司 | Wireless earphone control method and relevant product |
| US11191024B2 (en) | 2018-11-08 | 2021-11-30 | Google Llc | Method for power-saving for wirelessly paired devices |
| CN113223539B (en) * | 2020-01-20 | 2023-05-26 | 维沃移动通信有限公司 | Audio transmission method and electronic equipment |
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| US8155335B2 (en) * | 2007-03-14 | 2012-04-10 | Phillip Rutschman | Headset having wirelessly linked earpieces |
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| CN1856182A (en) * | 2005-04-19 | 2006-11-01 | 三星电子株式会社 | Wireless stereo headset |
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