CN103475967B - Headphone sound mixing system and method - Google Patents
Headphone sound mixing system and method Download PDFInfo
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- CN103475967B CN103475967B CN201310362273.6A CN201310362273A CN103475967B CN 103475967 B CN103475967 B CN 103475967B CN 201310362273 A CN201310362273 A CN 201310362273A CN 103475967 B CN103475967 B CN 103475967B
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Abstract
The invention is suitable for the technical field of electronics, and provides a headphone sound mixing system. The headphone sound mixing system comprises a contact detection unit used for detecting a contact signal of a headphone, a signal judging unit used for judging a use state of the headphone according to the contact signal, and an audio processing unit used for processing an audio signal and then outputting the processed audio signal according to the use state of the headphone, wherein the audio signal comprises a left channel and a right channel. The invention also correspondingly provides a headphone sound mixing method. Therefore, according to the headphone sound mixing system and method, whether a user uses one ear piece or both ear pieces to listen to musicis automatically judged, and the music needing being subjected to sound mixing processing is subjected to the sound mixing processing, thus the condition that the headphone only plays background music or light music is prevented.
Description
Technical field
The present invention relates to electronic technology field, more particularly, to a kind of earphone sound mixing system and method.
Background technology
With the development of electronic technology, a lot of users like appreciating music by various earphones.General earphone,
There are two receivers, correspond to the signal of left and right sound channels respectively.And in the recording process of music, the signal of left and right sound channels may
It is: one of sound channel exports the signal of music itself, another one sound channel exports background music.When user is only with a receiver
When listening to music (lying on one's side when for example sleeping, an earphone can only be worn), if using the earphone of output background music, use
Music itself is can't hear at family.When user uses an other earphone instead, because an other earphone only exports music itself, do not have
Background music, leads to music effect not good, Consumer's Experience is relatively low.
In summary, the using method of existing earphone, there will naturally be inconvenience and defect in actual use, so have must
To be improved.
Content of the invention
For above-mentioned defect, it is an object of the invention to provide a kind of earphone sound mixing system and method, can be according to ear
Machine use state, carries out stereo process to music, improves user's audio experience.
To achieve these goals, the present invention provides a kind of earphone mixer system, and described system includes
Contact detector unit, for detecting the activation signal of described earphone；
Signal judging unit, for judging the use state of described earphone according to described activation signal；
Audio treatment unit, for the use state according to described earphone, will export after Audio Signal Processing, described audio frequency
Signal includes left channel signals and right-channel signals.
According to the earphone mixer system of the present invention, the use state of described earphone includes no receiver use, monotelephone and uses
And double receiver use state；
Described audio treatment unit includes:
Volume controls subelement, for described earphone in no receiver use state, controls output volume by default setting；
Stereo process subelement, for described earphone in monotelephone use state, by described left channel signals and right sound
Road signal stereo process.
According to the earphone mixer system of the present invention, described volume controls subelement to be further used for described earphone in no receiver
During use state, reduce or turn off the volume output of described receiver.
According to the earphone mixer system of the present invention, described contact detector unit has the first sealing coat and as electric capacity electricity
The becket of pole, is provided with the first implant and equally distributed some sheet metals between described becket and the first sealing coat,
Described sheet metal and becket form described electric capacity, and when described first sealing coat extruding stress, the capacitance of described electric capacity is with described
The change of sheet metal relative position and change.
According to the earphone mixer system of the present invention, described contact detector unit includes support ring and the second sealing coat, described
It is provided with the second implant and equally distributed some contact switches, when the described second isolation between support ring and the second sealing coat
During layer extruding stress, the described contact switch of this forced position goes off state by normal closure state.
According to the earphone mixer system of the present invention, described system includes earphone and audio-visual devices, described contact detector unit
Located at described earphone, located at described earphone or audio-visual devices, described audio treatment unit is located at described for described signal judging unit
Audio-visual devices.
According to the earphone mixer system of the present invention, two receivers of described earphone are equipped with described contact detector unit, institute
State signal judging unit located at described earphone, the use state of described earphone is passed through signal judging unit described in single channel and judged, and
Described signal judging unit is located at arbitrary receiver of described earphone.
According to the earphone mixer system of the present invention, two receivers of described earphone are equipped with described contact detector unit, institute
State signal judging unit located at described earphone, the use state of described earphone is passed through signal judging unit described in two-way and judged, institute
Two receivers stating earphone respectively set signal judging unit described in.
The present invention also provides a kind of earphone sound mixing method, and methods described includes:
Detect the activation signal of described earphone；
Judge the use state of described earphone according to described activation signal；
According to the use state of described earphone, will export after Audio Signal Processing, described audio signal include L channel and
R channel.
According to the earphone sound mixing method of the present invention, the use state of described earphone includes no receiver use, monotelephone and uses
And double receiver use state；
The described use state according to described earphone, the step exporting after Audio Signal Processing is included:
Described earphone be in no receiver use state when, by default setting reduce described earphone output volume；
When described earphone is in monotelephone use state, by described L channel and R channel stereo process.
The present invention passes through setting contact detector unit in two receivers of earphone, and it can be contacted with the external world with test earphone
When force-bearing situation, produce the different signals of telecommunication, and judge ear by being arranged at the signal judging unit of earphone or audio-visual devices
The use state of machine receiver, that is, user is currently in use a receiver, two receivers are listened to music or do not listened to using earphone, system
Export after audio signal being processed according to earphone different use state.Preferably, when earphone uses shape in monotelephone
During state, system can will export after left channel signals and right-channel signals stereo process.Whereby, the present invention can make according to earphone
With state, music is carried out with stereo process, improve user's audio experience.
Brief description
Fig. 1 is the structural representation of the earphone mixer system of one embodiment of the invention；
Fig. 2 is the structural representation of the earphone mixer system of another embodiment of the present invention；
Fig. 3 is the structural representation of the earphone mixer system of another embodiment of the present invention；
Fig. 4 is the physical arrangement schematic diagram of the contact detector unit of one embodiment of the invention；
Fig. 5 is the physical arrangement schematic diagram of the contact detector unit of another embodiment of the present invention；
Fig. 6 is the flow chart of the earphone sound mixing method of the present invention.
Specific embodiment
In order that the objects, technical solutions and advantages of the present invention become more apparent, below in conjunction with drawings and Examples, right
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only in order to explain the present invention, and
It is not used in the restriction present invention.
Referring to Fig. 1, the invention provides a kind of earphone mixer system, this system 100 can be to be built in earphone and/or shadow
The software unit of sound equipment, hardware cell or software and hardware combining unit.Described audio-visual devices are the equipment that can play music, its
Including but not limited to various mobile terminals, mp3 and other can portable audio-visual devices.Earphone mixer system 100 includes contact inspection
Survey unit 10, signal judging unit 20 and audio treatment unit 30, specific:
Contact detector unit 10, for detecting the activation signal of described earphone.
Specifically, two receivers of earphone are equipped with this contact detector unit 10, and the contact in order to obtain two receivers is believed
Number.Whether contact detector unit 10 adopts vicariouss to detect, such as worn by the receiver of human skin induction apparatuss test earphone
In human ear.Preferably, this contact measurement unit 10 can also produce the signal of telecommunication by pressure sensitive, and such as setting can power transformation
Hold (stream) device, the receiver of earphone is worn when human ear, extruding, and then the value of change electric capacity (stream) can be produced, produce whereby not
The same contact signal of telecommunication, and transfer to signal judging unit 20 to process.
Signal judging unit 20, for judging the use state of described earphone according to described activation signal.
Earphone in the embodiment of the present invention is conventional double receiver earphones, and two receivers correspond to audio-visual devices respectively
The audio signal of left and right two sound channels.Signal judging unit 20 can be according to the frequency of the signal receiving, size, variable condition
Judge the current use state of earphone etc. factor.Preferably, this signal judging unit 20 can be arranged at according to different demands
Earphone is it is also possible to be arranged in audio-visual devices.When described signal element 20 is arranged at earphone, the use state of described earphone can
Judged by one-channel signal judging unit 20, now signal judging unit 20 can be listened located at arbitrary receiver of described earphone, two
The state of cylinder is determined by same signal judging unit 20.The use state of earphone also can pass through simple two-way signal judging unit 20
Judge, i.e. in the receiver of each earphone, be equipped with a signal judging unit 20, the use state of each receiver passes through respective letter
Number judging unit 20 determines.Earphone mixer system 100 after signal judging unit 20 gets the use state information of earphone,
Send it to audio treatment unit 30 to be for further processing.
Audio treatment unit 30, for the use state according to described earphone, will export after Audio Signal Processing, described sound
Frequency signal includes left channel signals and right-channel signals.
In practical application, audio treatment unit 30 can be synthesizer, the sound effect processor or mixed being arranged at audio-visual devices
Sound seat etc. can carry out hardware device or the audio mixing software of stereo process.User includes three kinds to the wearing state of earphone:
Monotelephone uses, double receiver using and no receiver use state.Wherein: the state that the double receiver of earphone uses is normally using shape
State, audio treatment unit 30 directly can export broadcasting according to music original recording mode, need not process further；For earphone
Monotelephone use state, then audio treatment unit 30 output it after left channel signals and right-channel signals stereo process again
Play, improve the audio experience of user whereby, it is to avoid earphone occurs and only plays background music or the situation of sore throat relieving pleasure.
Referring back to Fig. 2 and embodiment illustrated in fig. 3, audio treatment unit 30 further includes:
Volume controls subelement 31, for described earphone in no receiver use state, controls output sound by default setting
Amount.Such as, when system 100 detects user and do not have wearing headphones, reduce the output of earphone by volume control submodule 31
Volume, reduces power consumption whereby, saves electricity.Preferably, system 100 can also pass through sound when no receiver use state is detected
Amount controls subelement 31 to close the output of earphone.
Stereo process subelement 32, for described earphone in monotelephone use state, by described left channel signals and the right side
Sound channel signal stereo process.Need explanation, in this condition, the audio signal after audio mixing is only from the headset earpiece worn
Output, the headset earpiece do not worn is in vacant state, not only can save electricity whereby, it is also possible to use family and is being listened using single
When music listened to by cylinder, there is preferable music effect experience.
Fig. 4 is the physical arrangement of the contact detector unit that one embodiment of the invention provides.In this embodiment, described contact inspection
Survey unit 10 and there is the first sealing coat 11 and the becket 12 as capacitance electrode, described becket 12 has supporting role,
It is provided with the first implant 13 and equally distributed some sheet metals 14, described first implant and the first sealing coat 11 between
13 preferably employ foamed materialss, form described electric capacity between described sheet metal 14 and becket 12.Each sheet metal 14 passes through letter
Number line connects signal judging unit 20, in order to transmit activation signal.When described first sealing coat 11 extrudes stress, described electric capacity
Capacitance changes with the change of described sheet metal 14 relative position.
Specifically, when earphone a certain position contact human body, the sheet metal 14 of this position is squeezed, and relative position occurs
Change, itself capacitance and becket 12 between also changes therewith, and capacitance signal (i.e. activation signal) is delivered to
Signal judging unit 20 is used for detecting.Signal judging unit 20 passes through to detect that the position coming in contact (is different from distributed number
Pinch other contact such as pressure with finger, contact position dispersion in the case of finger extruding, quantity is few, and symmetrically characteristic), judge this ear
Whether machine receiver has been inserted into human ear.
Fig. 5 is the physical arrangement of the contact detector unit that another embodiment of the present invention provides.In this embodiment, described contact
Detector unit 10 has the second sealing coat 15 and support ring 16, is provided with second and fills out between described second sealing coat 15 and support ring 16
Fill thing 17 and equally distributed some contact switches 18, when described second sealing coat 15 extruding stress, this forced position
Described contact switch 18 goes off state by normal closure state.
Specifically, the second implant 17 preferably employs foamed materialss filling, strengthens support force whereby.Each contact switch 18
A corresponding stress shell fragment 19, when certain stress shell fragment 19 position does not occur external force extruding, the contact switch 18 of this position is in
Closure state, the signal of telecommunication has input also to have output, represents that this position does not occur to contact with the external world；When certain stress shell fragment 19 position
When there is external force extruding, its corresponding contact switch 18 is subject to external force effect that open circuit occurs, and the signal of telecommunication has input not export, and represents
This position and the external world come in contact.Signal judging unit 20 passes through to detect distributing position and the quantity of these signals, judges this ear
Whether machine has been inserted into human ear.
Referring to Fig. 6, the invention provides a kind of earphone sound mixing method, it can pass through earphone mixer system as above
100 realizations, the method includes:
Step s601, detects the activation signal of described earphone.
Specifically, two receivers of earphone are equipped with this contact detector unit 10, and the contact in order to obtain two receivers is believed
Number.Whether this step s601 such as can be worn by the receiver of human skin induction apparatuss test earphone using vicariouss detection
In human ear.Preferably, this step s601 can also produce the signal of telecommunication by pressure sensitive, such as arranges variable capacitance (stream) device
Part, the receiver of earphone is worn when human ear, can produce extruding, and then the value of change electric capacity (stream), produce different contacts whereby
The signal of telecommunication, and execution step s602.
Step s602, judges the use state of described earphone according to described activation signal.
Earphone in the embodiment of the present invention is conventional double receiver earphones, and two receivers correspond to audio-visual devices respectively
The audio signal of left and right two sound channels.System 100 can be sentenced according to factors such as the frequency of the signal receiving, size, variable condition
The current use state of disconnected earphone.
Step s603, according to the use state of described earphone, will export after Audio Signal Processing, described audio signal includes
Left channel signals and right-channel signals.
In embodiments of the invention, user includes three kinds to the wearing state of earphone: monotelephone use, double receiver using and
No receiver use state.Wherein: the state that the double receiver of earphone uses is normal use state, and system 100 can be former according to music
Some recording modes directly export broadcasting, need not process further；For the monotelephone use state of earphone, then system 100 will
Output it broadcasting again after left channel signals and right-channel signals stereo process, improve the audio experience of user whereby, it is to avoid go out
Existing earphone only plays background music or the situation of sore throat relieving pleasure.
Preferably, when described earphone is in no receiver use state, system 100 can control output sound by default setting
Amount.Such as, the output volume of earphone when system 100 detects user and do not have wearing headphones, can be reduced by predetermined set, borrow
This reduces power consumption, saves electricity.Further, system 100 can also be passed through when earphone is detected in no receiver use state
Volume controls subelement 31 to close the volume output of earphone.
In sum, the present invention passes through setting contact detector unit in two receivers of earphone, and it can be with test earphone
Force-bearing situation when contacting with the external world, produces the different signals of telecommunication, and is judged by being arranged at the signal of earphone or audio-visual devices
The use state of unit judges headset earpiece, that is, user is currently in use a receiver, two receivers listen to music or not using ear
Machine is listened to, and system exports after audio signal being processed according to earphone different use state.Preferably, when earphone is in list
During receiver use state, system can will export after left channel signals and right-channel signals stereo process.Whereby, the present invention is permissible
According to earphone use state, music is carried out with stereo process, improve user's audio experience.
Certainly, the present invention also can have other various embodiments, in the case of without departing substantially from present invention spirit and its essence, ripe
Know those skilled in the art and work as and various corresponding changes and deformation can be made according to the present invention, but these corresponding changes and change
Shape all should belong to the protection domain of appended claims of the invention.
Claims (9)
1. a kind of earphone mixer system is it is characterised in that described system includes
Contact detector unit, for detecting the activation signal of described earphone；
Signal judging unit, for judging the use state of described earphone according to described activation signal；
Audio treatment unit, for the use state according to described earphone, will export after Audio Signal Processing, described audio signal
Including left channel signals and right-channel signals；
Described contact detector unit have the first sealing coat and as capacitance electrode becket, described becket and first every
It is provided with the first implant and equally distributed some sheet metals, described sheet metal and becket form described electricity between absciss layer
Hold, when described first sealing coat extruding stress, the capacitance of described electric capacity changes with the change of described sheet metal relative position；
Described contact detector unit passes through position and the distributed number that detection comes in contact, and judges whether described earphone has been inserted into
Human ear.
2. earphone mixer system according to claim 1 is it is characterised in that the use state of described earphone includes no receiver
Using, monotelephone using and double receiver use state；
Described audio treatment unit includes:
Volume controls subelement, for described earphone in no receiver use state, controls output volume by default setting；
Stereo process subelement, for described earphone in monotelephone use state, by described left channel signals and R channel letter
Number stereo process.
3. earphone mixer system according to claim 2 is it is characterised in that described volume controls subelement to be further used for
Described earphone, in no receiver use state, reduces or turns off the volume output of described receiver.
4. earphone mixer system according to claim 1 and 2 is it is characterised in that described contact detector unit includes supporting
Ring and the second sealing coat, if be provided with the second implant and equally distributed dry contact between described support ring and the second sealing coat
Switch, when described second sealing coat extruding stress, the described contact switch of this forced position is changed into from normal closure state
Off-state.
5. earphone mixer system according to claim 2 is it is characterised in that described system includes earphone and audio-visual devices,
, located at described earphone, described signal judging unit is located at described earphone or audio-visual devices, described audio frequency for described contact detector unit
Processing unit is located at described audio-visual devices.
6. earphone mixer system according to claim 5 it is characterised in that two receivers of described earphone be equipped with described
Contact detector unit, described signal judging unit passes through signal described in single channel located at described earphone, the use state of described earphone
Judging unit judges, and described signal judging unit is located at arbitrary receiver of described earphone.
7. earphone mixer system according to claim 5 it is characterised in that two receivers of described earphone be equipped with described
Contact detector unit, described signal judging unit passes through signal described in two-way located at described earphone, the use state of described earphone
Judging unit judges, two receivers of described earphone respectively set signal judging unit described in.
8. a kind of earphone sound mixing method is it is characterised in that methods described includes:
Detect the activation signal of described earphone；
Judge the use state of described earphone according to described activation signal；
According to the use state of described earphone, will export after Audio Signal Processing, described audio signal include left channel signals and
Right-channel signals；
Detect that the activation signal of described earphone is detected by pressure sensitive, the gold by the first sealing coat and as capacitance electrode
Belong to ring, between described becket and the first sealing coat, be provided with the first implant and equally distributed some sheet metals, described gold
Belong to piece and form described electric capacity with becket, when described first sealing coat extruding stress, the capacitance of described electric capacity is with described sheet metal
The change of relative position and change；
By detecting the position and distributed number coming in contact, judge whether described earphone has been inserted into human ear.
9. earphone sound mixing method according to claim 8 is it is characterised in that the use state of described earphone includes no receiver
Using, monotelephone using and double receiver use state；
The described use state according to described earphone, the step exporting after Audio Signal Processing is included:
Described earphone be in no receiver use state when, by default setting reduce described earphone output volume；
When described earphone is in monotelephone use state, by described L channel and R channel stereo process.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310362273.6A CN103475967B (en) | 2013-08-19 | 2013-08-19 | Headphone sound mixing system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310362273.6A CN103475967B (en) | 2013-08-19 | 2013-08-19 | Headphone sound mixing system and method |
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| CN103475967A CN103475967A (en) | 2013-12-25 |
| CN103475967B true CN103475967B (en) | 2017-01-25 |
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| CN201310362273.6A Expired - Fee Related CN103475967B (en) | 2013-08-19 | 2013-08-19 | Headphone sound mixing system and method |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105704598A (en) * | 2014-11-28 | 2016-06-22 | 南京青衿信息科技有限公司 | Singing earphone |
| CN105812972B (en) * | 2014-12-30 | 2020-06-12 | 深圳富泰宏精密工业有限公司 | System and method for controlling handheld device by utilizing earphone |
| CN106775571A (en) * | 2017-03-21 | 2017-05-31 | 北京小米移动软件有限公司 | Audio frequency playing method and device |
| CN110891221A (en) * | 2019-12-25 | 2020-03-17 | 歌尔科技有限公司 | Wireless earphone and wearing detection device and method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20070066385A (en) * | 2005-12-22 | 2007-06-27 | 남승현 | Earphone system for automatic function control of electronic devices using capacitive-sense method |
| CN103167365A (en) * | 2011-12-13 | 2013-06-19 | 华为终端有限公司 | Bluetooth earphone |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1874613A (en) * | 2005-03-25 | 2006-12-06 | 南承铉 | Automatic control earphone system using capacitance sensor |
| EP2002438A2 (en) * | 2006-03-24 | 2008-12-17 | Koninklijke Philips Electronics N.V. | Device for and method of processing data for a wearable apparatus |
| JP5192901B2 (en) * | 2007-10-29 | 2013-05-08 | 株式会社オーディオテクニカ | Noise canceling headphones |
| CN101350140B (en) * | 2008-08-27 | 2010-09-08 | 宁波宁大教育设备有限公司 | Digital network interactive teaching system and teaching interactive method |
| CN101840700B (en) * | 2010-04-28 | 2012-05-23 | 宇龙计算机通信科技(深圳)有限公司 | Voice recognition method based on mobile terminal and mobile terminal |
| CN102185963A (en) * | 2011-03-03 | 2011-09-14 | 曾超宁 | Auditory canal control device |
-
2013
- 2013-08-19 CN CN201310362273.6A patent/CN103475967B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20070066385A (en) * | 2005-12-22 | 2007-06-27 | 남승현 | Earphone system for automatic function control of electronic devices using capacitive-sense method |
| CN103167365A (en) * | 2011-12-13 | 2013-06-19 | 华为终端有限公司 | Bluetooth earphone |
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