CN106792367A - A kind of holographic sound field sound pick-up outfit - Google Patents
A kind of holographic sound field sound pick-up outfit Download PDFInfo
- Publication number
- CN106792367A CN106792367A CN201611162943.XA CN201611162943A CN106792367A CN 106792367 A CN106792367 A CN 106792367A CN 201611162943 A CN201611162943 A CN 201611162943A CN 106792367 A CN106792367 A CN 106792367A
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- Prior art keywords
- signal
- holographic
- outfit
- sound
- sound field
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/12—Circuits for transducers, loudspeakers or microphones for distributing signals to two or more loudspeakers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2430/00—Signal processing covered by H04R, not provided for in its groups
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Circuit For Audible Band Transducer (AREA)
Abstract
The present invention proposes a kind of holographic sound field sound pick-up outfit, including shell (11), emulation auricle (12), two duct microphones (101) are packaged with shell (11), it is arranged in the duct of emulation auricle (12), also include that analog-digital converter ADC (102), for the ears analog signal that microphone (101) is picked up to be converted into ears data signal, is characterised by：Also include that holographic acoustic field signal processes Transmit-Receive Unit (103), receive above-mentioned ears data signal, wirelessly sent after processing the ears data signal to outside mobile terminal (2) and recorded.And by using the high-fidelity transfer for being adapted to the bluetooth uplink means guarantee signal that the holographic acoustic field signal is transmitted, effectively improving the record of holographic acoustic field signal, sharing and ability to communicate.
Description
Technical field
The invention belongs to electroacoustic field, more particularly to a kind of holographic sound field sound pick-up outfit.
Background technology
Traditional way of recording includes single Mike's recording, stereophonic recording (AB, XY, MS, ORTF).Single Mike's recording letter the most
Just, but sound field is also the most dull；The original intention of stereophonic recording is to build the stereophonic field of more horn of plenty, in microphone arrangement
Occur in that diversified mode, be try to simulate two ears of people to the perception characteristic of sound, such as time delay, amplitude difference,
Phase etc., but be simply to be difficult to reach the real auditory perceptual of simulation by microphone putting position.
The appearance of Double-ear type sound-recording technology compensate for the shortcoming of tradition recording, also occur in that some apply ears in the prior art
The recording product of technology, such as records artificial first-class, but these product structures are complicated, and connected mode is also wired connection mode,
Often also need to that by translation interface mobile terminal etc. could be connected, inconvenience is brought to Double-ear type sound-recording.
The content of the invention
In order to overcome the defect of prior art, the present invention to propose a kind of holographic sound field sound pick-up outfit, by emulation auricle
The middle holographic acoustic field signal of setting duct microphone pickup, meanwhile, using the up biography of bluetooth for being adapted to holographic acoustic field signal transmission
Defeated means ensure the high-fidelity transfer of signal, effectively improve the record of holographic acoustic field signal, share and ability to communicate.
A kind of holographic sound field sound pick-up outfit, including shell, emulation auricle are proposed, two ducts is packaged with shell transaudient
Device, is arranged in the duct of emulation auricle, and the ears analog signal for also being used to pick up microphone including analog-digital converter ADC turns
Ears data signal is changed to, is characterised by：Also include holographic acoustic field signal treatment Transmit-Receive Unit, receive above-mentioned ears numeral letter
Number, wirelessly sent after processing the ears data signal to outside mobile terminal and recorded；Wherein, use
Blue tooth RFCOMM passage transmits to mobile terminal the signal uplink that microphone is picked up, and code encoding/decoding mode uses Whole frequency band coding staff
Formula；Wherein, Whole frequency band coded system includes one of SBC, OPUS, Apt-X, AAC.
Further, described holographic acoustic field signal treatment Transmit-Receive Unit provides SDP services, be with the addition of in SDP services
Service describing, core is which depict UUID and RFCOMM passages；When using, holographic acoustic field signal is processed into Transmit-Receive Unit
Matched with exterior terminal；After successful matching, process Transmit-Receive Unit and set up by holographic acoustic field signal and led to based on RFCOMM
The SOCKET connections in road；After connection is set up, then can be based on set up SOCKET and connect, it is single to process transmitting-receiving by holographic acoustic field signal
Unit carries out the transmission of voice data by RFCOMM passages.
Further, mobile terminal is built-in with the application program for coordinating holographic sound field sound pick-up outfit；User can be by movement
The application program of terminal carries out real-time control to the holographic sound field sound pick-up outfit, and holophonic is sent a control signal to by mobile terminal
Field sound pick-up outfit.
D/A conversion unit DAC and earphone interface unit are further included, holographic acoustic field signal treatment Transmit-Receive Unit can be straight
Connect and the ears data signal of pickup is sent to audio interface unit by DAC, user can be by accessing the audio interface unit
Earphone or audio amplifier carry out signal monitoring.
Wherein, holographic acoustic field signal treatment Transmit-Receive Unit receives the downstream tones signal sent from mobile terminal, holographic
Acoustic field signal is processed Transmit-Receive Unit and the signal for receiving is sent to the earphone or sound for accessing by DAC and audio interface unit
Case is so as to reset to user.
Line DAB output socket is also included, ears data signal to mobile terminal is exported in a wired fashion.
Shock bracket and base also including clamping shell.
Brief description of the drawings
Fig. 1 is the external structure and working state schematic representation of holographic sound field sound pick-up outfit of the invention
Fig. 2 is the internal structure block diagram of holographic sound field sound pick-up outfit of the invention
Specific embodiment
With reference to accompanying drawing, holographic sound field sound pick-up outfit of the invention is described in detail.As shown in accompanying drawing 1,2, the present invention
Holographic sound field sound pick-up outfit 1 include shell 11, emulation auricle 12, is packaged with two duct microphones 101 in shell 11, set
In (not shown) in the duct of emulation auricle 12, also it is used for pick up microphone 101 including analog-digital converter ADC 102
Ears analog signal is converted to ears data signal, and holographic acoustic field signal treatment Transmit-Receive Unit 103, receives above-mentioned ears number
Word signal, wirelessly sends to outside mobile terminal 2 after processing the ears data signal, and the treatment includes
Gain control, spectral equalization, phase adjustment, echo cancellor etc., further, from mobile terminal 2, holographic sound field is recorded with
The application program of sound equipment 1 is recorded, edited and can shared by data network to the ears data signal.
Wherein, the signal uplink that microphone is picked up is transmitted to mobile terminal 2, encoding and decoding side using blue tooth RFCOMM passage
Formula is encoded using Whole frequency band.By the coding and transmission means, it is possible to achieve the low delay of uplink, Whole frequency band and multichannel
Transmission, greatly promotes the fidelity of upward signal；Whole frequency band coded system includes but is not limited to SBC, OPUS, Apt-X, AAC volume
Code.In specific uplink implementation, firstly, it is necessary to the holographic acoustic field signal treatment in holographic sound field sound pick-up outfit 1
Transmit-Receive Unit 103 provides SDP services, and service describing is added in SDP services, and core is which depict UUID and RFCOMM
Passage；Secondly, holographic acoustic field signal treatment Transmit-Receive Unit 103 is matched with mobile terminal 2, for ANDROID or PC systems
For system, the pairing pass that described UUID and RFCOMM Path Setups are risen between sound pick-up outfit and mobile terminal can be based only upon
System, is then inherently have HFP/HSP and A2DP in holographic acoustic field signal treatment Transmit-Receive Unit 103 for IOS systems
Pairing is set up on the basis of service；After successful matching, set up by holographic acoustic field signal treatment Transmit-Receive Unit 103 and be based on
The SOCKET connections of RFCOMM passages；After connection is set up, for ANDROID or PC systems, then can be based on what is set up
SOCKET is connected, and directly carries out the transmission of voice data by RFCOMM passages by holographic acoustic field signal treatment Transmit-Receive Unit 103,
For IOS systems, then a verification process is also needed to, i.e., connect it in the SOCKET based on RFCOMM passages for being set up
On, after being authenticated by IAP1/2 agreements, recycle EAP protocol to carry out the transmission of voice data.
Further, user can be by the application program of the holographic sound field sound pick-up outfit 1 of built-in cooperation of mobile terminal 2 to this
Holographic sound field sound pick-up outfit 1 carries out real-time control, and holographic sound field sound pick-up outfit 1 is sent a control signal to by mobile terminal 2.
Further, holographic sound field sound pick-up outfit 1 includes D/A conversion unit DAC 104 and earphone interface unit 105, entirely
Breath acoustic field signal treatment Transmit-Receive Unit 103 directly can be sent to COBBAIF list the ears data signal of pickup by DAC104
Unit 105, user can carry out signal monitoring by accessing the earphone or audio amplifier of the audio interface unit 105.
Further, the holographic sound field sound pick-up outfit 1 can by its holographic acoustic field signal process Transmit-Receive Unit 103 receive come
From the downstream tones signal that mobile terminal 2 sends, the signal can be directly from the signal, or warp of mobile terminal 2
The remote signal of forwarding, such as signal from the opposing party when telecommunication or meeting is carried out, holographic acoustic field signal treatment is received
Signal that bill unit 103 receives this by DAC104 and audio interface unit 105 send to the earphone or audio amplifier for accessing from
And reset to user.
Holographic sound field sound pick-up outfit 1 can also include line DAB output socket, such as USB etc., in a wired fashion
Output ears data signal to mobile terminal, so as to meet various application occasions the need for.
Further, shock bracket 13 and base 14 of the holographic sound field sound pick-up outfit 1 also including clamping shell 11, improve and produce
The ease for use and interference free performance of product.
By holographic sound field sound pick-up outfit 1 of the invention, holographic sound field can be recorded and shared with convenient, flexible,
And make it possible that holographic sound field communicates.
Claims (10)
1. a kind of holographic sound field sound pick-up outfit, including shell (11), emulation auricle (12), two ducts are packaged with shell (11)
Microphone (101), is arranged in the duct of emulation auricle (12), also including analog-digital converter ADC (102) for by microphone
(101) the ears analog signal of pickup is converted to ears data signal, is characterised by：Also include holographic acoustic field signal treatment transmitting-receiving
Unit (103), receives above-mentioned ears data signal, is wirelessly sent to outside after processing the ears data signal
Mobile terminal (2) recorded.
2. holography sound field sound pick-up outfit as claimed in claim 1, wherein, holographic sound field sound pick-up outfit (1) and mobile terminal (2)
Between radio connection include bluetooth connection mode.
3. holography sound field sound pick-up outfit as claimed in claim 2, wherein, microphone is picked up using blue tooth RFCOMM passage
Signal uplink is transmitted to mobile terminal (2), and coded system uses Whole frequency band coded system.
4. holography sound field sound pick-up outfit as claimed in claim 3, wherein, Whole frequency band coded system includes SBC, OPUS, Apt-
One of X, AAC.
5. holography sound field sound pick-up outfit as claimed in claim 4, described holographic acoustic field signal processes Transmit-Receive Unit (103) and carries
For SDP services, service describing is with the addition of in SDP services, core is which depict UUID and RFCOMM passages；Use
When, holographic acoustic field signal is processed into Transmit-Receive Unit (103) and is matched with exterior terminal (2)；After successful matching, by holophonic
Field signal processes Transmit-Receive Unit (103) and sets up the SOCKET connections based on RFCOMM passages；After connection is set up, then institute can be based on
The SOCKET connections of foundation, process Transmit-Receive Unit (103) by holographic acoustic field signal carries out voice data by RFCOMM passages
Send.
6. holography sound field sound pick-up outfit as claimed in claim 1, wherein, user can be by the application program of mobile terminal (2)
Real-time control is carried out to the holographic sound field sound pick-up outfit (1), sending a control signal to holographic sound field recording by mobile terminal (2) sets
Standby (1).
7. holography sound field sound pick-up outfit as claimed in claim 1, further includes D/A conversion unit DAC (104) and earphone
Interface unit (105), the ears data signal that holographic acoustic field signal processes Transmit-Receive Unit (103) and will directly can pick up passes through DAC
(104) send to audio interface unit (105), user can be carried out by accessing the earphone or audio amplifier of the audio interface unit 105
Signal is monitored.
8. holography sound field sound pick-up outfit as claimed in claim 7, wherein, holographic acoustic field signal processes Transmit-Receive Unit (103) and connects
The downstream tones signal sent from mobile terminal (2) is received, holographic acoustic field signal processes what Transmit-Receive Unit (103) received this
Signal is sent to the earphone or audio amplifier for accessing so as to reset to user by DAC (104) and audio interface unit (105).
9. holography sound field sound pick-up outfit as claimed in claim 1, also includes line DAB output socket, in a wired fashion
Export ears data signal to mobile terminal.
10. the holographic sound field sound pick-up outfit as described in one of claim 1-9, also including the shock bracket of clamping shell (11)
And base (14) (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611162943.XA CN106792367A (en) | 2016-12-15 | 2016-12-15 | A kind of holographic sound field sound pick-up outfit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611162943.XA CN106792367A (en) | 2016-12-15 | 2016-12-15 | A kind of holographic sound field sound pick-up outfit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106792367A true CN106792367A (en) | 2017-05-31 |
Family
ID=58891570
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611162943.XA Pending CN106792367A (en) | 2016-12-15 | 2016-12-15 | A kind of holographic sound field sound pick-up outfit |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090030654A1 (en) * | 2007-07-26 | 2009-01-29 | Casio Hitachi Mobile Communications Co., Ltd. | Noise Suppression System, Sound Acquisition Apparatus, Sound Output Apparatus, and Computer-Readable Medium |
| CN104092825A (en) * | 2014-07-07 | 2014-10-08 | 深圳市微思客技术有限公司 | Bluetooth voice control method and device and intelligent terminal |
| CN104410939A (en) * | 2014-10-16 | 2015-03-11 | 华为技术有限公司 | Sound image direction sense processing method and device |
| CN105246001A (en) * | 2015-11-03 | 2016-01-13 | 中国传媒大学 | Headphone replay system and method for binaural recording |
| CN106126185A (en) * | 2016-08-18 | 2016-11-16 | 北京塞宾科技有限公司 | A kind of holographic sound field recording communication Apparatus and system based on bluetooth |
| CN206313980U (en) * | 2016-12-15 | 2017-07-07 | 北京塞宾科技有限公司 | A kind of holographic sound field sound pick-up outfit |
-
2016
- 2016-12-15 CN CN201611162943.XA patent/CN106792367A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20090030654A1 (en) * | 2007-07-26 | 2009-01-29 | Casio Hitachi Mobile Communications Co., Ltd. | Noise Suppression System, Sound Acquisition Apparatus, Sound Output Apparatus, and Computer-Readable Medium |
| CN104092825A (en) * | 2014-07-07 | 2014-10-08 | 深圳市微思客技术有限公司 | Bluetooth voice control method and device and intelligent terminal |
| CN104410939A (en) * | 2014-10-16 | 2015-03-11 | 华为技术有限公司 | Sound image direction sense processing method and device |
| CN105246001A (en) * | 2015-11-03 | 2016-01-13 | 中国传媒大学 | Headphone replay system and method for binaural recording |
| CN106126185A (en) * | 2016-08-18 | 2016-11-16 | 北京塞宾科技有限公司 | A kind of holographic sound field recording communication Apparatus and system based on bluetooth |
| CN206313980U (en) * | 2016-12-15 | 2017-07-07 | 北京塞宾科技有限公司 | A kind of holographic sound field sound pick-up outfit |
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| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170531 |
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| WD01 | Invention patent application deemed withdrawn after publication |