CN109905792A - It is a kind of with go voice function wireless K sing earphone - Google Patents
It is a kind of with go voice function wireless K sing earphone Download PDFInfo
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- CN109905792A CN109905792A CN201711300037.6A CN201711300037A CN109905792A CN 109905792 A CN109905792 A CN 109905792A CN 201711300037 A CN201711300037 A CN 201711300037A CN 109905792 A CN109905792 A CN 109905792A
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- 230000000694 effects Effects 0.000 claims description 24
- 238000012545 processing Methods 0.000 claims description 15
- 230000001755 vocal effect Effects 0.000 claims description 13
- 238000004458 analytical method Methods 0.000 claims description 2
- 230000005611 electricity Effects 0.000 claims description 2
- 238000002156 mixing Methods 0.000 claims description 2
- 238000012544 monitoring process Methods 0.000 claims description 2
- 238000000527 sonication Methods 0.000 claims description 2
- 210000004556 brain Anatomy 0.000 claims 1
- 230000003044 adaptive effect Effects 0.000 abstract description 2
- 230000006870 function Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 7
- 238000000513 principal component analysis Methods 0.000 description 4
- 230000005236 sound signal Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000005267 amalgamation Methods 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 210000003127 knee Anatomy 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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Abstract
The present invention proposes a kind of with the wireless K song earphone for going voice function, special voice button is removed by being arranged on earphone, or by way of acoustic control, self adaptive control, voice in music signal can be removed, obtain musical background, the K song experience for greatly improving user, improves the compatibility to music signal.
Description
Technical field
It is the invention belongs to audio frequency field, in particular to a kind of with the K song earphone for going voice function.
Background technique
The mobile terminals such as mobile phone, tablet computer are gradually popularized, network bandwidth is constantly promoted, the K of various suitable mobile terminals
Song software is also used by more and more users, is increasingly becoming popular personal entertainment mode；Go out in the prior art
Show the solution of some wireless K songs, but in currently existing scheme, if itself will be as the music signal itself accompanied simultaneously
It is not accompaniment version, namely sings the music signal of version, then effect of the user when K is sung will has a greatly reduced quality, under recording
The audio mixing effect come is also poor, it is difficult to meet the expectation of user.
Summary of the invention
In order to overcome the drawbacks of the prior art, the present invention proposes a kind of with going the wireless K of voice function to sing earphone, passes through
Be arranged on earphone it is special remove voice button, can be by the people in music signal or by way of acoustic control, self adaptive control
Sound removal, obtains musical background, greatly improves the K song experience of user, improves the compatibility to music signal.
It is proposed a kind of with going the wireless K of voice function to sing earphone, this is wireless K song earphone includes microphone, for picking up
The performance human voice signal V of user, vocal effects' unit receive the human voice signal V from microphone, and to the human voice signal
V is handled；With first control unit, which is electrically connected with vocal effects' unit, and user can pass through manipulation
The first control unit controls vocal effects' unit；Further include music effect unit, receives from mobile terminal
The music signal M sent in a manner of bluetooth connection, and music signal M is handled；Further comprise mixer, connects respectively
It receives from vocal effects' unit through processed human voice signal V ' and from music effect unit through processed music
Signal M ', and M '+V ' is obtained after the two is mixed, mixed signal is exported to earphone speaker all the way and is monitored back
It puts, another way then passes through bluetooth connection and returns to mobile terminal, and carries out subsequent processing by mobile terminal；It is characterized in that, to sound
The processing of music signal M includes for the voice in the music signal M of non-pure accompaniment to be removed；Further comprise the second control
Unit processed is electrically connected with music effect unit, and second control unit is for controlling whether music effect unit executes people
Sonication.
Wherein, include addition reverberation to the processing of human voice signal V, change Human tone；The processing of music signal M is also wrapped
EQ is included to adjust, dynamically control；Voice is removed and is carried out using the mode that left and right sound channels are subtracted each other, or to the mode of voice removal
For the left and right sound track signals of music signal M are first converted into frequency domain, reuse principal component analytical method and first find out voice and solid
Sound is happy, then is removed to voice.
Wherein, the second control unit is triggering key, or is received simultaneously from microphone by the second control unit
User human voice signal V, the specific instruction that identification user issues, controls music effect unit or the second control unit
Music signal M and human voice signal V are received simultaneously, first the voice in music signal M is extracted, then compare the sound extracted
Difference between human voice signal in music signal M and human voice signal V does not send instruction if difference is more than a preset threshold value
Voice is gone to handle to the execution of music effect unit, if difference sends instructions to music effect list less than a preset threshold value
Member, which executes, goes voice to handle.
Wherein, K sings earphone and also provides user interface, and can return to mobile terminal by user's selection is untreated dry
Human voice signal V, processed wet human voice signal V ' or audio signal M '+V '；Mobile terminal includes mobile phone, tablet computer, knee
Laptop computer.
Detailed description of the invention
Fig. 1 is the working state figure for the wireless K song earphone that voice function is gone in of the invention having
Fig. 2 is the structural block diagram for the wireless K song earphone that voice function is gone in of the invention having
Specific embodiment
Attached drawing 1 shows the working state figure that of the invention having goes the wireless K of voice function to sing earphone, sings earphone to K
Basic application method be briefly described as follows, user wears K song earphone 1 of the invention, and mobile terminal 2 is by singing earphone 1 with K
Music signal M is sent to K song earphone 1 by bluetooth wireless connection, after music signal M becomes processing after K song earphone 1 is handled
Music signal M ', according to hearing that treated from earphone, music signal M ' is sung user, the human voice signal V of performance
It is picked up by the microphone 11 of K song earphone 1, becomes treated human voice signal V ' after K song earphone 1 is handled, user is then same at this time
The audio signal of step hears that treated music signal M ' and treated human voice signal V ', so that it is true to nature to be that user builds
The feeling of live K song, meanwhile, K sings earphone 1 and can also mix treated music signal M ' and treated human voice signal V '
Sound signal returns back mobile terminal 2 by bluetooth connection, carries out subsequent processing by mobile terminal 2.
With reference to attached drawing 2, in conjunction in attached drawing 2 Each part and signal flow diagram voice function is gone to of the invention having
Wireless K song earphone 1 is described in detail, this is wireless, and K song earphone includes microphone 11, for picking up the performance human voice signal of user
V, vocal effects' unit 12 receives the human voice signal V from microphone 11, and handles the human voice signal V, described
Processing includes but is not limited to addition reverberation, change Human tone etc., and addition reverberation, the concrete mode for changing Human tone for example may be used
It is delayed to signal, the processing such as gain, belongs to the prior art, repeat no more, handled by these, voice can be made to sound more
Add it is melodious, it is stronger with music amalgamation；With first control unit 14,12 electricity of the first control unit 14 and vocal effects' unit
Connection, user can control vocal effects' unit 12 by manipulating the first control unit 14, such as selecting difference
Vocal effects' processing mode；Further include music effect unit 13, receives sending out in a manner of bluetooth connection from mobile terminal 2
The music signal M sent, and music signal M is handled, including is adjusted such as EQ, dynamic control, concrete methods of realizing
Belong to state of the art, repeats no more；Particularly, can also be used in by the voice in the music signal M of non-pure accompaniment into
The general processing mode that left and right sound channels are subtracted each other both had can be used to the method for voice removal in row removal, can also be by music signal
The left and right sound track signals of M are first converted into frequency domain, and the method for reusing principal component analysis (PCA) first finds out voice and stereo music,
Voice is removed again, what above method was all that by those skilled in the art；As hair of the invention
One of bright point further comprises the second control unit 15, is electrically connected with music effect unit 13, second control unit 15
It can be triggering key, user can control whether music effect unit 13 executes at voice by second control unit 15
Reason, if user without triggering, without going voice to handle；For the second control unit 15, there can also be other triggerings to go
The mode of voice, such as: receive user the human voice signal V, Yong Huxu from microphone 11 simultaneously by the second control unit 15
When removing voice, certain specific instruction can be issued, such as fires finger or voice command, by the second control unit 15 to signal V
It is identified, such as by way of feature extraction, is compared with pre-stored instruction, if successful match, issues touching
It signals, the control execution of music effect unit 13 goes voice to handle, otherwise then without going voice to handle；In addition, the second control
Unit 15 can also receive music signal M and human voice signal V simultaneously, first extract to the voice in music signal M, specifically
Extracting mode is for example using above-mentioned principal component analysis (PCA) method, then compares the human voice signal in the music signal M extracted
Difference between human voice signal V, such as compare the speed, tone etc. of the two, if difference is more than a preset threshold value, do not send out
Send to instruct goes voice to handle to the execution of music effect unit 13, if difference sends instructions to sound less than a preset threshold value
The happy execution of effect unit 13 goes voice to handle, and specific comparative approach for example can first calculate the fundamental frequency packet of two human voice signals
Network, then compare the similarity degree of the pitch contour of two human voice signals and decide whether to trigger；It further comprise mixer
16, it is received respectively from vocal effects' unit 12 through processed human voice signal V ' and is passed through from music effect unit 13
Processed music signal M ', and M '+V ' is obtained after the two is mixed, mixed signal is exported all the way to earphone speaker
17 carry out monitoring playback, and another way then passes through bluetooth connection and returns to mobile terminal 2, and carries out subsequent processing by mobile terminal 2,
Such as it records or is broadcast live, is shared by network.
Further as shown in Fig. 2, K song earphone 1 also provides user interface (not shown), can select to return to by user
Mobile terminal 2 is untreated dry human voice signal V, processed wet human voice signal V ' or audio signal M '+V '.
Wherein, above-mentioned mobile terminal 2 can be mobile phone, tablet computer, laptop computer etc..
Wherein, the downlink transfer of the music signal M of the bluetooth connection between wireless K song microphone 1 and mobile terminal 2 uses A2DP
Channel, and the uplink for returning to mobile terminal 2 then can be used blue tooth RFCOMM channel, code encoding/decoding mode using SBC,
Thus one of OPUS, Apt-X, AAC can realize the low delay, Whole frequency band and channel transmission of uplink, greatly promote uplink
The fidelity of signal.
The present invention is integrated with a key in wireless K song earphone for the first time and goes voice function, mentions K song effect further
It rises.And rational modification of the those skilled in the art on the basis of disclosure of invention should all be regarded as belonging to protection model of the invention
It encloses.
Claims (10)
1. a kind of, with going the wireless K of voice function to sing earphone, this is wireless, and K song earphone includes microphone (11), is used for picking up
The performance human voice signal V at family, vocal effects' unit (12) receive the human voice signal V from microphone (11), and to the people
Acoustical signal V is handled；With first control unit (14), which is electrically connected with vocal effects' unit (12)
It connects, user can control vocal effects' unit (12) by manipulating the first control unit (14)；It further include music effect
Unit (13) receives the music signal M sent in a manner of bluetooth connection from mobile terminal (2), and to music signal M
It is handled；Further comprise mixer (16), is received respectively from vocal effects' unit (12) through processed voice
Signal V ' and obtain from music effect unit (13) through processed music signal M ', and after the two is mixed M '+
Mixed signal is exported to earphone speaker (17) all the way and carries out monitoring playback by V ', and another way is then returned to by bluetooth connection
Mobile terminal (2), and subsequent processing is carried out by mobile terminal (2)；It wherein, include for will be non-pure to the processing of music signal M
Voice in the music signal M of accompaniment is removed；Further comprise the second control unit (15), with music effect unit
(13) it is electrically connected, whether which, which executes voice for controlling music effect unit (13), is handled.
2. wireless K as described in claim 1 sings earphone, it is characterized in that, the processing to human voice signal V includes addition reverberation, changes
Become Human tone.
3. wireless K as described in claim 1 sings earphone, it is characterized in that, the processing to music signal M further includes that EQ is adjusted, is dynamic
State control.
4. wireless K as described in claim 1 sings earphone, it is characterized in that, the mode subtracted each other using left and right sound channels is removed to voice
It carries out.
5. wireless K as described in claim 1 sings earphone, it is characterized in that, the mode to voice removal is first by music signal M's
Left and right sound track signals are converted into frequency domain, reuse principal component analytical method and first find out voice and stereo music, then to voice into
Row removal.
6. wireless K as described in claim 1 sings earphone, it is characterized in that, the second control unit (15) is triggering key.
7. K as described in claim 1 wireless sings earphone, be characterized in that, received simultaneously by the second control unit (15) from
The user human voice signal V of microphone (11), the specific instruction that identification user issues, controls music effect unit (13).
8. wireless K as described in claim 1 sings earphone, it is characterized in that, the second control unit (15) receives music signal M simultaneously
With human voice signal V, first the voice in music signal M is extracted, then compares the voice letter in the music signal M extracted
Difference number between human voice signal V does not send instructions to music effect unit (13) if difference is more than a preset threshold value
Execution goes voice to handle, if difference sends instructions to music effect unit (13) execution and go people less than a preset threshold value
Sonication.
9. wireless K as described in claim 1 sings earphone, it is characterized in that, K sings earphone (1) and also provides user interface, can be by user
What selection returned to mobile terminal (2) is untreated dry human voice signal V, processed wet human voice signal V ' or audio mixing letter
Number M '+V '.
10. wireless K as claimed in one of claims 1 to 9 sings earphone, it is characterized in that, mobile terminal (2) includes mobile phone, plate electricity
Brain, laptop computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711300037.6A CN109905792A (en) | 2017-12-10 | 2017-12-10 | It is a kind of with go voice function wireless K sing earphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711300037.6A CN109905792A (en) | 2017-12-10 | 2017-12-10 | It is a kind of with go voice function wireless K sing earphone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109905792A true CN109905792A (en) | 2019-06-18 |
Family
ID=66941075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711300037.6A Withdrawn CN109905792A (en) | 2017-12-10 | 2017-12-10 | It is a kind of with go voice function wireless K sing earphone |
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| Country | Link |
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| CN (1) | CN109905792A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111261175A (en) * | 2020-01-17 | 2020-06-09 | 北京塞宾科技有限公司 | Bluetooth audio signal transmission method and device |
| CN112954243A (en) * | 2021-03-31 | 2021-06-11 | 深圳市迈悦科技有限公司 | Wireless earphone live broadcasting system |
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| CN101609667A (en) * | 2009-07-22 | 2009-12-23 | 福州瑞芯微电子有限公司 | Realize the method for Kara OK function in the PMP player |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101609667A (en) * | 2009-07-22 | 2009-12-23 | 福州瑞芯微电子有限公司 | Realize the method for Kara OK function in the PMP player |
| CN102820026A (en) * | 2011-06-06 | 2012-12-12 | 索尼公司 | Replay apparatus, signal processing apparatus, and signal processing method |
| CN205430583U (en) * | 2015-11-21 | 2016-08-03 | 徐文波 | Audio device |
| CN106028208A (en) * | 2016-07-25 | 2016-10-12 | 北京塞宾科技有限公司 | Wireless karaoke microphone headset |
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Cited By (2)
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| TA01 | Transfer of patent application right |
Effective date of registration: 20200417 Address after: 100085 12A-2, B, block 28, information road, Haidian District, Beijing. Applicant after: BEIJING SABINE TECHNOLOGIES Ltd. Address before: 100085 12A-2, B, block 28, information road, Haidian District, Beijing. Applicant before: Zhang Deming |
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| TA01 | Transfer of patent application right | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190618 |
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| WW01 | Invention patent application withdrawn after publication |