CN207704855U - A kind of holography sound field K song systems - Google Patents
A kind of holography sound field K song systems Download PDFInfo
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- CN207704855U CN207704855U CN201721355628.9U CN201721355628U CN207704855U CN 207704855 U CN207704855 U CN 207704855U CN 201721355628 U CN201721355628 U CN 201721355628U CN 207704855 U CN207704855 U CN 207704855U
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Abstract
The utility model proposes a kind of holographic sound field K to sing system, the artificial ear that microphone is sung using holographic sound field K picks up the voice of singer, and human voice signal's processing unit, music accompaniment signal processing unit, downmixing unit are set to realize that voice is mixed with the effective of accompaniment sound in holographic sound field K sings microphone, further provide for the earphone with wireless receiving function, the sound glamour of experiencing chanteur of the wireless signal for coming from holographic sound field K songs microphone transmission to keep the audience at scene on the spot in person is received and reset, K music tapes is given to carry out unprecedented complete new experience.
Description
Technical field
The utility model belongs to audio frequency field, more particularly to a kind of holographic sound field K sings system.
Background technology
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 songs,
Wire microphone earphone is inserted into mobile terminal or is directly carried using mobile terminal microphone and loud speaker are needed, the former
Both in addition user can be experienced bad by the constraint of cable, and the latter, which then easy tos 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；Occurs the solution of some wireless K songs in the prior art
Certainly scheme, but can only substantially be entertained for one people of user in currently existing scheme, and K songs to be often more people participate in jointly could more
Has enjoyment, therefore currently existing scheme is not met by the needs of more people's amusements.
Utility model content
In order to overcome the deficiencies of existing technologies, the utility model proposes a kind of holographic sound field K to sing system, utilizes holographic sound field
K sings the voice of the artificial ear pickup singer of microphone, and setting human voice signal processing unit, sound in holographic sound field K sings microphone
It is happy to accompany signal processing unit, downmixing unit to realize that voice is mixed with the effective of accompaniment sound, it is further provided to have and wirelessly connect
The earphone for receiving function receives and resets the wireless signal for coming from holographic sound field K songs microphone transmission to make audience's body at scene
The sound glamour for experiencing chanteur for facing its border carrys out unprecedented complete new experience to K music tapes.
It is proposed a kind of wireless K songs sound system, including wireless K song microphones (1), mobile terminal (2) and an at least earphone
(3)；Wireless K songs microphone includes being located at the first emulation auricle, the second emulation auricle that microphone arranged on left and right sides is installed at certain intervals
And it is located at the first microphone, the second microphone at the duct of two emulation auricles, simultaneously by two microphone pick voice
It is converted into electric signal；Preamplifier receives the electric signal for coming from microphone, and is amplified to electric signal；Also wrap
Human voice signal's processing unit is included, receives the human voice signal for coming from preamplifier, and effect process is carried out to human voice signal；
Further comprise Bluetooth audio frequency Transmit-Receive Unit, which is used to carry out bluetooth connection with mobile terminal, and connects
Receive and dispatch the music accompaniment signal M from mobile terminal；Further include music accompaniment signal processing unit, it is single to receive Bluetooth audio frequency transmitting-receiving
The music accompaniment signal of member forwarding is simultaneously handled the music accompaniment signal；Further comprise downmixing unit, which receives
Come from the music accompaniment signal of the human voice signal and music accompaniment signal processing unit of human voice signal's processing unit, and by the two
It is mixed；Mixed musical background and human voice signal are sent to Bluetooth audio frequency Transmit-Receive Unit, Bluetooth audio frequency by downmixing unit
The mixed signal M+V of the musical background and human voice signal are returned to mobile terminal by Transmit-Receive Unit by bluetooth connection, by moving
Terminal carries out subsequent processing；Further, it is additionally provided with wireless transmission unit in the wireless K songs microphone, downmixing unit is also same
When mixed musical background and voice mixed signal be sent to wireless transmission unit simultaneously, the wireless transmission unit is by the sound
Happy accompaniment and voice mixed signal are sent to each of at least one earphone in a manner of transmitting wirelessly；Earphone includes wireless
Receiving unit is demodulated for receiving above-mentioned musical background and voice mixed signal, and by signal；Further include at audio signal
Unit is managed, for handling the signal after demodulation；Further include left and right loud speaker, comes from audio signal for receiving
The signal of unit is managed, and converts electrical signals to acoustical signal, to reset out musical background and voice mixed signal.
Wherein, wireless K songs 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 coordinate wireless K songs microphone
The M+V signals for receiving its uplink the first application program and the second application program for music,
In by the second application program provide music accompaniment signal M, and by the first application records M+V signals；The cooperation includes
It is integrated in the first application program and is suitable for the SDK that wireless K songs microphone uses.
The mobile network for being connected M+V signal recordings 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 modes, uhf band broadcast mode, 2.4G multi-band broadcasts
Mode.
For above system, wherein mobile terminal includes mobile phone, tablet computer, laptop computer；Earphone is to wear
Formula, supra-aural or In-Ear；Wireless K songs microphone further may include supporting rod and pedestal；Nothing is carried out using the channels bluetooth A2DP
The downlink transfer of music accompaniment signal M between line K song microphones and mobile terminal carries out voice and sound using blue tooth RFCOMM channel
The uplink of happy mixed signal M+V.
Description of the drawings
Fig. 1 is that the holographic sound field K of the utility model sings the system block diagram of system
Specific implementation mode
In conjunction with attached drawing, the holographic sound field K song systems of the utility model are described in detail.Attached drawing 1 shows this practicality
The Each part and signal flow diagram of novel entire holographic sound field K song systems, which includes that wireless K sings microphone 1, movement eventually
End 2 and an at least earphone 3；Wherein, wireless K song microphone 1 includes be located at that 1 arranged on left and right sides of microphone installs at certain intervals the
The first microphone 11, second that one emulation auricle 10, second emulates auricle 10 ' and is located at the duct of two emulation auricles
Microphone 11 ' by two microphone pick voice and is converted into electric signal, because having used ears technology, then acquires
Human voice signal is the holographic acoustic field signal of two-channel；Preamplifier 12, reception come from the first, second microphone 11,11 '
Electric signal, and electric signal is amplified；Optionally, further include dynamic compression unit 13, receive from preamplifier 12
Human voice signal, and dynamic control further is carried out to human voice signal, avoid signal amplitude overload from causing distorsion；Human voice signal is handled
Unit 14 receives the human voice signal for coming from preamplifier 12 (dynamic compression unit 13), and is imitated to human voice signal
Fruit is handled, including EQ (equilibrium) adjustings, addition reverberation etc., and specific signal processing implementation method belongs to techniques known
(such as being handled human voice signal using various filters, delayer etc.), details are not described herein again, thus makes listening for voice
Sense meets the needs of user, achievees the purpose that beautify voice；This is wireless, and K song microphones 1 further comprise Bluetooth audio frequency Transmit-Receive Unit
16, which is used to carry out bluetooth connection with mobile terminal 2, and receives the music from mobile terminal 2
Accompany signal M；Further include music accompaniment signal processing unit 17, receives the musical background of 16 forwarding of Bluetooth audio frequency Transmit-Receive Unit
Signal is simultaneously handled the music accompaniment signal, it is described processing include EQ adjustings, dynamic control, voice elimination etc., specifically
Signal processing implementation method belongs to techniques known, also repeats no more；Further comprise downmixing unit 15, which connects
The music accompaniment signal of the human voice signal and music accompaniment signal processing unit 17 that come from human voice signal's processing unit 14 are received, and
The two is mixed；Mixed musical background and human voice signal are sent to Bluetooth audio frequency Transmit-Receive Unit by downmixing unit 15
16, the mixed signal M+V of the musical background and human voice signal are returned to shifting by Bluetooth audio frequency Transmit-Receive Unit 16 by bluetooth connection
Dynamic terminal 2 carries out subsequent processing by mobile terminal 2；Wherein, being separately installed with to be integrated in mobile terminal 2 can coordinate wireless K to sing
The application program 21 and music application program 22 of the M+V signals for receiving its uplink of microphone 1, described matches
It closes to be included in be integrated in application program 21 and is suitable for the SDK (software development kit) that wireless K songs microphone 1 uses, wherein by music
Play-back application 22 provides music accompaniment signal M, and records M+V signals by application program 21, such as is recorded in mobile terminal 2
In or the mobile network that is directly connected by mobile terminal 2 sent (such as being broadcast live or sharing)；Further, make
For the important improvement point of the utility model, wireless transmission unit 18, downmixing unit 15 are additionally provided in the wireless K songs microphone 1
Also mixed musical background and voice mixed signal are sent to wireless transmission unit 18 simultaneously simultaneously, the wireless transmission unit
18 will be sent in a manner of wireless transmission each of at least one earphone 3 after the musical background and the modulation of voice mixed signal,
The wireless transmission mode includes using radio station FM broadcast modes, uhf band broadcast mode, 2.4G multi-band broadcast modes etc., these
Realization method is the prior art, can directly select existing module and be applied, details are not described herein again；Earphone 3 includes wirelessly connecing
Unit 31 is received, is demodulated for receiving above-mentioned musical background and voice mixed signal, and by signal；Further include at audio signal
Unit 32 is managed, for carrying out the processing including signal amplification to the signal after demodulation；Further include left and right loud speaker 33,
33 ', for receiving the signal for coming from audio signal processing unit 32, and acoustical signal is converted electrical signals to, to which this is above-mentioned
Musical background and voice mixed signal reset out, it should be noted that reset out be include two-channel holography sound field human voice signal
Mixed signal, the live audience including singer will realize the completely new effect on the spot in person like being sung in one's ear
Fruit.
Wireless K song microphones 1 are matched with mobile terminal 2 by bluetooth, are established when using the system by user first
Bluetooth connection is played, music application program 22 sends music accompaniment signal M to wireless K by the bluetooth connection and sings microphone 1, drills
The hand-holdable microphone of the person of singing places microphone, and the left and right emulation auricle for arbitrarily surrounding the wireless K songs microphone 1 is sung, and is deduced heartily,
Wireless K songs microphone 1 receives the voice of the holophonic of singer off field, and human voice signal and the music companion that will be added to vocal effects
The music accompaniment signal of fruit of proving effective is mixed, then the mixed signal is returned to the integrated of mobile terminal 2 by bluetooth
The application program 21 of the SDK of corresponding wireless K songs microphone 1, while using earphone 3 is wirelessly transmitted to, weight is carried out by earphone 3
Put, then can make scene participant can it is on the spot in person as hear the sound of performance, there is wireless receiving function by offer
Earphone 3 coordinate wireless K in the utility model to sing microphone 1, holography sound field K can be made to sing system not only subtract on the whole
The constraint of cable is lacked, also novelty improves K song experience.
Wherein, above-mentioned mobile terminal 2 can be mobile phone, tablet computer, laptop computer etc.；Earphone 3 can be wear-type, ear
It is hanging, In-Ear etc.；Wireless K songs microphone 1 further may include supporting rod 19 and pedestal 20, holds for singer or steadily puts
Set microphone.
Wherein, the downlink transfer of the musical background M of the bluetooth connection between wireless K song microphones 1 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 to use
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 those skilled in the art on the basis of the utility model disclosure should all be regarded as belonging to this practicality
Novel protection domain.
Claims (7)
1. a kind of holography sound field K sings system, including wireless K song microphones (1), mobile terminal (2) and an at least earphone (3)；It is special
Sign is that wireless K song microphones (1) include the first emulation auricle for being located at microphone (1) arranged on left and right sides and installing at certain intervals
(10), the second emulation auricle (10 ') and the first microphone (11), second transaudient being located at the duct of two emulation auricles
Device (11 ') by two microphone pick voice and is converted into electric signal；Preamplifier (12), reception come from transaudient
The electric signal of device (11), and electric signal is amplified；Further include human voice signal's processing unit (14), reception comes from preposition
The human voice signal of amplifier (12), and effect process is carried out to human voice signal；Further comprise Bluetooth audio frequency Transmit-Receive Unit (16),
The Bluetooth audio frequency Transmit-Receive Unit (16) is used to carry out bluetooth connection with mobile terminal (2), and receives the sound from mobile terminal (2)
Happy accompaniment signal M；Further include music accompaniment signal processing unit (17), receives the sound that Bluetooth audio frequency Transmit-Receive Unit (16) forwards
Happy accompaniment signal is simultaneously handled the music accompaniment signal；Further comprise that downmixing unit (15), unit reception come from
The music accompaniment signal of the human voice signal and music accompaniment signal processing unit (17) of human voice signal's processing unit (14), and by two
Person mixes；Mixed musical background and human voice signal are sent to Bluetooth audio frequency Transmit-Receive Unit by downmixing unit (15)
(16), the mixed signal M+V of the musical background and human voice signal are passed through bluetooth connection foldback by Bluetooth audio frequency Transmit-Receive Unit (16)
To mobile terminal (2), subsequent processing is carried out by mobile terminal (2)；Further, it is additionally provided in the wireless K song microphones (1)
Mixed musical background and voice mixed signal are also sent to by wireless transmission unit (18), downmixing unit (15) simultaneously simultaneously
Wireless transmission unit (18), the wireless transmission unit (18) send out the musical background and voice mixed signal in a manner of transmitting wirelessly
It send to each of at least one earphone (3)；Earphone (3) includes radio receiving unit (31), for receiving above-mentioned music
Accompaniment and voice mixed signal, and signal is demodulated；Further include audio signal processing unit (32), after to demodulation
Signal is handled；Further include left and right loud speaker (33,33 '), for receiving the letter for coming from audio signal processing unit (32)
Number, and acoustical signal is converted electrical signals to, to which musical background and voice mixed signal be reset out.
2. holography sound field K as described in claim 1 sings system, it is characterized in that, wireless K song microphones (1) further comprise dynamic
Compression unit (13) receives the human voice signal from preamplifier (12), and further carries out dynamic control to human voice signal.
3. holography sound field K as described in claim 1 sings system, it is characterized in that, the wireless transmission mode includes using radio station
FM broadcast modes, uhf band broadcast mode, 2.4G multi-band broadcast modes.
4. the holographic sound field K as described in one of claim 1-3 sings system, it is characterized in that, mobile terminal (2) includes mobile phone, puts down
Plate computer, laptop computer.
5. the holographic sound field K as described in one of claim 1-3 sings system, it is characterized in that, earphone (3) is wear-type, supra-aural
Or it is In-Ear.
6. the holographic sound field K as described in one of claim 1-3 sings system, it is characterized in that, wireless K song microphones (1) further may be used
Including supporting rod (19) and pedestal (20).
7. the holographic sound field K as described in one of claim 1-3 sings system, it is characterized in that, nothing is carried out using the channels bluetooth A2DP
The downlink transfer of music accompaniment signal M between line K song microphone (1) and mobile terminal (2), using blue tooth RFCOMM channel into pedestrian
The uplink of sound and music mix signal M+V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721355628.9U CN207704855U (en) | 2017-10-19 | 2017-10-19 | A kind of holography sound field K song systems |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721355628.9U CN207704855U (en) | 2017-10-19 | 2017-10-19 | A kind of holography sound field K song systems |
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| Publication Number | Publication Date |
|---|---|
| CN207704855U true CN207704855U (en) | 2018-08-07 |
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ID=63021382
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| CN201721355628.9U Active CN207704855U (en) | 2017-10-19 | 2017-10-19 | A kind of holography sound field K song systems |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109887523A (en) * | 2019-01-21 | 2019-06-14 | 北京小唱科技有限公司 | Audio data processing method and device, electronic equipment and storage medium for application of singing |
| CN111246346A (en) * | 2020-01-10 | 2020-06-05 | 北京塞宾科技有限公司 | Wireless multi-audio acquisition interoperation system |
| CN113365202A (en) * | 2020-03-04 | 2021-09-07 | 中兴通讯股份有限公司 | Holographic voice communication method, device, terminal and computer readable storage medium |
-
2017
- 2017-10-19 CN CN201721355628.9U patent/CN207704855U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109887523A (en) * | 2019-01-21 | 2019-06-14 | 北京小唱科技有限公司 | Audio data processing method and device, electronic equipment and storage medium for application of singing |
| CN109887523B (en) * | 2019-01-21 | 2021-06-18 | 北京小唱科技有限公司 | Audio data processing method and device for singing application, electronic equipment and storage medium |
| CN111246346A (en) * | 2020-01-10 | 2020-06-05 | 北京塞宾科技有限公司 | Wireless multi-audio acquisition interoperation system |
| CN111246346B (en) * | 2020-01-10 | 2021-10-26 | 北京塞宾科技有限公司 | Wireless multi-audio acquisition interoperation system |
| CN113365202A (en) * | 2020-03-04 | 2021-09-07 | 中兴通讯股份有限公司 | Holographic voice communication method, device, terminal and computer readable storage medium |
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