CN109714680A - Wireless K sings sound system - Google Patents
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- CN109714680A CN109714680A CN201711032543.1A CN201711032543A CN109714680A CN 109714680 A CN109714680 A CN 109714680A CN 201711032543 A CN201711032543 A CN 201711032543A CN 109714680 A CN109714680 A CN 109714680A
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- 230000005540 biological transmission Effects 0.000 claims description 13
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Abstract
The present invention proposes a kind of wireless K song sound system, traditional wireless microphone can be used directly and connect external expander, and human voice signal's processing unit, music accompaniment signal processing unit, downmixing unit etc. are set in external expander, the mobile K for effectively promoting user sings experience, it is further attached by external expander and traditional traditional sound amplifier, so as to easily realize the K song sound system of full Wireless entertained simultaneously for more people while compatible conventional wireless microphone and traditional sound amplifier.
Description
Technical field
The invention belongs to audio frequency field, in particular to a kind of wireless K sings sound system.
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；When generally with mobile phone K song,
The microphone and loudspeaker that wire microphone earphone is inserted into mobile terminal or is directly carried using mobile terminal are needed, the former
Both in addition the constraint experience that user will receive cable is bad, and the latter, which is then easy to produce echo and utters long and high-pitched sounds, causes song effect to be deteriorated,
The real-time monitoring that can not achieve voice makes user lack telepresenc；The solution of some wireless K songs has been had already appeared in the prior art
Certainly scheme, but can only substantially be entertained for one people of user in currently existing scheme, and K song is often that more people participate in jointly could more
Has enjoyment, therefore currently existing scheme is not met by the needs of more people's amusements.
Summary of the invention
In order to overcome the drawbacks of the prior art, the present invention proposes a kind of wireless K song sound system, can be used directly traditional
Wireless microphone connects external expander, and human voice signal's processing unit, music accompaniment signal processing are arranged in external expander
Unit, downmixing unit etc., the mobile K for effectively promoting user sing experience, further pass through external expander and traditional sound amplifier
It is attached, it can so as to easily realize full Wireless while compatible conventional wireless microphone and traditional sound amplifier
Sound system is sung for the K that more people entertain simultaneously.
It is proposed a kind of wireless K song sound system, including an at least conventional wireless microphone, mobile terminal, external expander
And traditional sound amplifier；Wherein, conventional wireless microphone includes microphone, for receiving voice and being converted into electric signal；Before
Amplifier is set, receives the electric signal from microphone, and amplify to electric signal；Wireless transmission unit, the wireless transmission
Unit receives the signal from preamplifier and is sent wirelessly after being modulated to external expander；Outside extension
Device includes at least one radio receiving unit, sends the human voice signal of certainly traditional wireless microphone and to the signal for receiving
It is demodulated；Further include human voice signal's processing unit, receives the human voice signal from radio receiving unit, and believe voice
Number carry out effect process；The outside expander further comprises Bluetooth audio frequency Transmit-Receive Unit, which is used for
Bluetooth connection is carried out with mobile terminal, and receives the music accompaniment signal M from mobile terminal；It further include at music accompaniment signal
Unit is managed, the music accompaniment signal of Bluetooth audio frequency Transmit-Receive Unit forwarding is received and the music accompaniment signal is handled；Into
One step includes downmixing unit, which receives is handled from the human voice signal of human voice signal's processing unit and music accompaniment signal
The music accompaniment signal of unit, and the two is mixed；Downmixing unit sends mixed musical background and human voice signal
To Bluetooth audio frequency Transmit-Receive Unit, the mixed signal M+V of the musical background and human voice signal are passed through indigo plant by Bluetooth audio frequency Transmit-Receive Unit
Tooth connection is returned to mobile terminal, carries out subsequent processing by mobile terminal；The outside expander further comprises that wired output connects
Mouthful, the mixed signal of above-mentioned musical background and human voice signal is sent to wired delivery outlet simultaneously by downmixing unit, this is wired defeated
Outlet can be attached with the wired input interface of traditional sound amplifier by cable, and musical background and voice mixed signal are into one
Step by the wired connection is sent to traditional sound amplifier, by traditional sound amplifier by the musical background and voice mixed signal
Playback comes out.
Wherein, conventional wireless microphone further comprises dynamic compression unit, receives the human voice signal from preamplifier,
And dynamic control further is carried out to human voice signal；It is then separately installed with to be integrated in mobile terminal and can cooperate external expander
For receiving the first application program of the M+V signal of its uplink and for the second application program of music, wherein
Music accompaniment signal M is provided by the second application program, and by the first application records M+V signal；The cooperation is included in
It is integrated in first application program and is suitable for the SDK that external expander uses.
The mobile network for being connected M+V signal recording in the terminal or by mobile terminal by the first application program
It is sent；The wireless transmission mode includes using radio station FM broadcast mode, uhf band broadcast mode, 2.4G multi-band broadcast
Mode.
For above system, wherein mobile terminal includes mobile phone, tablet computer, laptop computer；Traditional sound amplifier
Including speaker, television set；It is carried out using the channel bluetooth A2DP under the music accompaniment signal M between external expander and mobile terminal
Row transmission, the uplink of voice and music mix signal M+V is carried out using blue tooth RFCOMM channel.
Detailed description of the invention
Fig. 1 is the system block diagram that wireless K of the invention sings sound system
Specific embodiment
In conjunction with attached drawing, wireless K song sound system of the invention is described in detail.Attached drawing 1 shows of the invention whole
The Each part and signal flow diagram of a wireless K song sound system, which includes conventional wireless microphone 1, mobile terminal 2, outer
Portion's expander 3 and traditional sound amplifier 4；Wherein, conventional wireless microphone 1 includes microphone 11, for receiving voice and by its turn
It is changed to electric signal；Preamplifier 12 receives the electric signal from microphone 11, and amplifies to electric signal；Optionally,
Further include dynamic compression unit 13, receives the human voice signal from preamplifier 12, and further move to human voice signal
State control avoids signal amplitude overload from causing distorsion；Wireless transmission unit 14, the wireless transmission unit 14 are received from preposition
The signal of amplifier 12 (dynamic compression unit 13) is simultaneously sent wirelessly to external expander 3 after being modulated, this is wireless
Sending method includes using radio station FM broadcast mode, uhf band broadcast mode, 2.4G multi-band broadcast mode etc., these realization sides
Formula is the prior art, and ready-made module can be used directly and applied, repeat no more；Wherein, which is at least
It one, is sung jointly when more for more people；External expander 3 includes at least one radio receiving unit 31, for receiving
The human voice signal of the certainly traditional wireless microphone 1 of above-mentioned transmission simultaneously demodulates the signal；It further include human voice signal's processing unit 32,
It receives the human voice signal from radio receiving unit 31, and carries out effect process to human voice signal, including EQ (equilibrium) is adjusted
Section, addition reverberation etc., specific signal processing implementation method belong to techniques known (such as using various filters,
Delayer etc. handles human voice signal), details are not described herein again, so that the sense of hearing of voice is met the needs of user, reach
To the purpose of beautification voice；The outside expander 3 further comprises Bluetooth audio frequency Transmit-Receive Unit 33, the Bluetooth audio frequency Transmit-Receive Unit
33 for carrying out bluetooth connection with mobile terminal 2, and receives the music accompaniment signal M from mobile terminal 2；It further include music companion
Signal processing unit 34 is played, receives the music accompaniment signal that Bluetooth audio frequency Transmit-Receive Unit 33 forwards and to the music accompaniment signal
It is handled, the processing includes EQ is adjusted, dynamic controls, voice is eliminated etc., and specific signal processing implementation method belongs to this
The well-known technique in field, also repeats no more；It further comprise downmixing unit 35, which, which receives, handles list from human voice signal
First 32 human voice signal and the music accompaniment signal of music accompaniment signal processing unit 34, and the two is mixed；Audio mixing list
Mixed musical background and human voice signal are sent to Bluetooth audio frequency Transmit-Receive Unit 33 by member 35, and Bluetooth audio frequency Transmit-Receive Unit 33 will
The mixed signal M+V of the musical background and human voice signal are returned to mobile terminal 2 by bluetooth connection, are carried out by mobile terminal 2
Subsequent processing；Wherein, it is separately installed with to be integrated in mobile terminal 2 and can cooperate passing for receiving its uplink for external expander 3
The application program 21 and music application program 22 of defeated M+V signal, the cooperation are included in application program 21 and collect
At there is the SDK (software development kit) for being suitable for external expander 1 and using, wherein providing music companion by music application program 22
Signal M is played, and M+V signal is recorded by application program 21, such as be recorded in mobile terminal 2 or directly pass through mobile terminal 2
The mobile network of connection is sent (such as being broadcast live or sharing)；The outside expander 3 further comprises that wired output connects
The mixed signal of above-mentioned musical background and human voice signal is sent to wired delivery outlet 36 simultaneously by mouth 36, downmixing unit 35, should
Wired delivery outlet 36 can be attached with the wired input interface 41 of traditional sound amplifier 4 by cable, musical background and voice
Mixed signal further passes through the wired connection and is sent to traditional sound amplifier 4, by traditional sound amplifier 4 by the musical background
It resets out with voice mixed signal, not only singer oneself can hear, but also more people can listen to.
User is first matched external expander 3 with mobile terminal 2 when using the system by bluetooth, is established
Bluetooth connection is played, music application program 22 sends music accompaniment signal M to external expander 3 by the bluetooth connection, passes
Wireless microphone 1 of uniting receives the voice of user, and human voice signal is sent wirelessly to external expander 3, external expander 3
The music accompaniment signal of the human voice signal for being added to vocal effects and musical background effect are mixed, then this is mixed
Signal returns to the application program 21 of the SDK for being integrated with corresponding external expander 3 of mobile terminal 2 by bluetooth, while will mix
It closes signal to be sent to traditional sound amplifier 4 in a wired fashion and reset by traditional sound amplifier 4, then can make the participation at scene
Person can hear the sound of performance, by the way that external expander 3 is arranged, the wireless K song sound system can be made very easily simultaneous
Hold traditional wireless microphone and traditional sound amplifier, and reduce the constraint of cable, greatly improves K song experience.
Wherein, above-mentioned mobile terminal 2 can be mobile phone, tablet computer, laptop computer etc.；Traditional sound amplifier 4 includes
Speaker, television set etc..
Wherein, the downlink transfer of the musical background M of the bluetooth connection between external expander 3 and mobile terminal 2 uses A2DP
Channel, and the uplink of voice and the mixed signal M+V of music then use blue tooth RFCOMM channel, code encoding/decoding mode uses
Thus one of SBC, OPUS, Apt-X, AAC can realize the low delay, Whole frequency band and channel transmission of uplink, greatly promote
The fidelity of uplink signal.
Rational modification of the those skilled in the art on the basis of disclosure of invention should all be regarded as belonging to guarantor of the invention
Protect range.
Claims (9)
1. a kind of wireless K sings sound system, including an at least conventional wireless microphone (1), mobile terminal (2), external expander
(3) and traditional sound amplifier (4)；Wherein, conventional wireless microphone (1) includes microphone (11), for receiving voice and by its turn
It is changed to electric signal；Preamplifier (12) receives the electric signal from microphone (11), and amplifies to electric signal；Nothing
Line transmission unit (14), the wireless transmission unit (14) receive the signal from preamplifier (12) and after being modulated with
Wireless transmission mode is sent to external expander (3)；External expander (3) includes at least one radio receiving unit (31), is used
In the human voice signal for receiving the certainly traditional wireless microphone (1) of transmission and the signal is demodulated；It further include at human voice signal
It manages unit (32), receives the human voice signal from radio receiving unit (31), and effect process is carried out to human voice signal；It should
External expander (3) further comprises Bluetooth audio frequency Transmit-Receive Unit (33), which is used for and movement
Terminal (2) carries out bluetooth connection, and receives the music accompaniment signal M from mobile terminal (2)；It further include at music accompaniment signal
It manages unit (34), receive the music accompaniment signal of Bluetooth audio frequency Transmit-Receive Unit (33) forwarding and the music accompaniment signal is carried out
Processing；Further comprise downmixing unit (35), the unit receive from human voice signal's processing unit (32) human voice signal and
The music accompaniment signal of music accompaniment signal processing unit (34), and the two is mixed；After downmixing unit (35) will mix
Musical background and human voice signal be sent to Bluetooth audio frequency Transmit-Receive Unit (33), Bluetooth audio frequency Transmit-Receive Unit (33) is by music companion
It plays and mobile terminal (2) is returned to by bluetooth connection with the mixed signal M+V of human voice signal, carried out by mobile terminal (2) subsequent
Processing；The outside expander (3) further comprises wired output interface (36), and downmixing unit (35) is simultaneously by above-mentioned musical background
It is sent to wired delivery outlet (36) with the mixed signal of human voice signal, which can be with traditional sound amplifier
(4) wired input interface (41) is attached by cable, and it is wired that musical background and voice mixed signal further pass through this
Connection is sent to traditional sound amplifier (4), is reset out the musical background and voice mixed signal by traditional sound amplifier (4)
Come.
2. wireless K as described in claim 1 sings sound system, it is characterized in that, conventional wireless microphone (1) further comprises dynamic
Compression unit (13) receives the human voice signal for coming from preamplifier (12), and further carries out dynamic control to human voice signal.
3. wireless K as described in claim 1 sings sound system, it is characterized in that, is separately installed with and is integrated in mobile terminal (2)
The first application program (21) of the M+V signal for receiving its uplink of external expander (3) can be cooperated and for sound
Happy the second application program (22) played, wherein music accompaniment signal M is provided by the second application program (22), and by the first application
Program (21) records M+V signal.
4. wireless K as claimed in claim 3 sings sound system, it is characterized in that, the cooperation is included in the first application program
(21) it is integrated in and is suitable for the SDK that external expander (3) uses.
5. wireless K as claimed in claim 3 sings sound system, it is characterized in that, is recorded M+V signal by the first application program (21)
It makes in mobile terminal (2) or is sent by the mobile network that mobile terminal (2) connect.
6. wireless K as described in claim 1 sings sound system, it is characterized in that, the wireless transmission mode includes using radio station
FM broadcast mode, uhf band broadcast mode, 2.4G multi-band broadcast mode.
7. the wireless K as described in one of claim 1-6 sings sound system, it is characterized in that, mobile terminal (2) includes mobile phone, puts down
Plate computer, laptop computer.
8. the wireless K as described in one of claim 1-6 sings sound system, it is characterized in that, traditional sound amplifier (4) includes sound
Case, television set.
9. the wireless K as described in one of claim 1-6 sings sound system, it is characterized in that, is carried out using the channel bluetooth A2DP outer
The downlink transfer of music accompaniment signal M between portion's expander (3) and mobile terminal (2) carries out people using blue tooth RFCOMM channel
The uplink of sound and music mix signal M+V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711032543.1A CN109714680A (en) | 2017-10-26 | 2017-10-26 | Wireless K sings sound system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711032543.1A CN109714680A (en) | 2017-10-26 | 2017-10-26 | Wireless K sings sound system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109714680A true CN109714680A (en) | 2019-05-03 |
Family
ID=66252957
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711032543.1A Withdrawn CN109714680A (en) | 2017-10-26 | 2017-10-26 | Wireless K sings sound system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109714680A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110211555A (en) * | 2018-02-28 | 2019-09-06 | 张德明 | K sings system |
| CN110730409A (en) * | 2019-11-20 | 2020-01-24 | 深圳巴金科技有限公司 | Karaoke system, karaoke method and family scene Karaoke system |
| CN111128104A (en) * | 2019-12-26 | 2020-05-08 | 北京塞宾科技有限公司 | Wireless karaoke method, audio device and intelligent terminal |
| CN111147920A (en) * | 2019-12-26 | 2020-05-12 | 北京塞宾科技有限公司 | Karaoke method, screen projection device and storage medium |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20120047835A (en) * | 2010-11-04 | 2012-05-14 | 푸-쳉 판 | Portable karaoke system, karaoke method and application program for the same |
| CN203193861U (en) * | 2013-04-15 | 2013-09-11 | 深圳市益威科电子有限公司 | Wireless mobile terminal karaoke reverberation converter |
| CN106254978A (en) * | 2016-11-09 | 2016-12-21 | 深圳矽乐科技有限公司 | A kind of multifunction wireless music microphone |
| CN205946078U (en) * | 2016-07-25 | 2017-02-08 | 北京塞宾科技有限公司 | Wireless K sings microphone |
| CN207706422U (en) * | 2017-10-26 | 2018-08-07 | 张德明 | Wireless K sings sound system |
-
2017
- 2017-10-26 CN CN201711032543.1A patent/CN109714680A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20120047835A (en) * | 2010-11-04 | 2012-05-14 | 푸-쳉 판 | Portable karaoke system, karaoke method and application program for the same |
| CN203193861U (en) * | 2013-04-15 | 2013-09-11 | 深圳市益威科电子有限公司 | Wireless mobile terminal karaoke reverberation converter |
| CN205946078U (en) * | 2016-07-25 | 2017-02-08 | 北京塞宾科技有限公司 | Wireless K sings microphone |
| CN106254978A (en) * | 2016-11-09 | 2016-12-21 | 深圳矽乐科技有限公司 | A kind of multifunction wireless music microphone |
| CN207706422U (en) * | 2017-10-26 | 2018-08-07 | 张德明 | Wireless K sings sound system |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110211555A (en) * | 2018-02-28 | 2019-09-06 | 张德明 | K sings system |
| CN110730409A (en) * | 2019-11-20 | 2020-01-24 | 深圳巴金科技有限公司 | Karaoke system, karaoke method and family scene Karaoke system |
| CN111128104A (en) * | 2019-12-26 | 2020-05-08 | 北京塞宾科技有限公司 | Wireless karaoke method, audio device and intelligent terminal |
| CN111147920A (en) * | 2019-12-26 | 2020-05-12 | 北京塞宾科技有限公司 | Karaoke method, screen projection device and storage medium |
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| SE01 | Entry into force of request for substantive examination | ||
| 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: 100022 Hengrun commercial center 12F, 1 Huang Mu Chang Road, Chaoyang 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: 20190503 |
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| WW01 | Invention patent application withdrawn after publication |