CN104105044A - Conference microphone - Google Patents
Conference microphone Download PDFInfo
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- CN104105044A CN104105044A CN201410353369.0A CN201410353369A CN104105044A CN 104105044 A CN104105044 A CN 104105044A CN 201410353369 A CN201410353369 A CN 201410353369A CN 104105044 A CN104105044 A CN 104105044A
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- microphone
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- conference
- circuit board
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Abstract
The invention provides a conference microphone. The conference microphone comprises a base body, microphone heads and a circuit board; the surface of the base body is provided with microphone head installing positions; the circuit board is arranged inside the base body; the microphone heads are arranged at the microphone head installing positions respectively; every microphone head is connected with the circuit board through a signal line; the conference microphone also comprises an echo cancellation device which is formed by a near-end signal detection and far-end signal output module, a far-end signal detection and near-end signal output module, an echo offset module and a voice noise reduction module; the near-end signal detection and far-end signal output module is connected with the voice noise reduction module; the voice noise reduction module is connected with the echo offset module; the echo offset module is connected with the far-end signal detection and near-end signal output module. According to the conference microphone, the convenience is improved and the service life is extended; the communication of people participating in a conference is not affected by indoor and outdoor noisy noise due to the echo cancellation device; the convenience is provided for recording of conference content due to a recording device and the conference recording is exported through a USB (Universal Serial Bus) interface which is arranged on the surface of the base body conveniently.
Description
Technical field
The present invention relates to conference system field, more specifically to a kind of conference microphone.
Background technology
Microphone plays a part to propagate and amplifying signal in many occasions, and especially various meetings are more very strict to the requirement of microphone.Traditional conference microphone structure comprises wheat head, microphone bar and base, and the two ends up and down of microphone bar join with wheat head, base respectively; Microphone bar is flexible pipe, and its inside has placed wheat line, and the below of base is provided with a socket, and wheat line is threaded to base and is connected on socket by wheat head.
The conference microphone ubiquity of said structure following problem:
The one, it is unreliable that conference microphone is connected with the interface of conference system, and shaft easily produces shake, has noise to exist;
The 2nd, the flexible pipe of conference microphone bar in use bends often, fragile;
The 3rd, the pickup of the wheat head of conference microphone is limited in scope, and user needs wheat head in use, convenient, flexible not.
In sum, traditional conference microphone cannot meet the demand of modern social development.
Summary of the invention
The present invention has overcome deficiency of the prior art, and a kind of conference microphone is provided.
Object of the present invention is achieved by following technical proposals.
A kind of conference microphone, comprise pedestal, wheat head and circuit board, described pedestal surface is provided with a wheat installation position, described circuit board is arranged on described pedestal inside, described wheat head is separately positioned on a described wheat installation position place, described wheat head is connected with described circuit board by holding wire, described microphone also comprises echo cancelling device, described echo cancelling device is detected and remote signaling output module by near end signal, remote signaling detects and near end signal output module, echo cancellation module and voice de-noising module composition, described near end signal detects and is connected with described voice de-noising module with remote signaling output module, described voice de-noising module is connected with described echo cancellation module, described echo cancellation module detects and is connected with near end signal output module with described remote signaling.
A described wheat installation position is in-line, circle or fan-shaped array.
Described microphone also comprises microswitch button, and described pedestal surface is also provided with microswitch hole, and described microswitch button is arranged in described microswitch hole, and is connected with described circuit board.
On described microphone, be provided with recording device, described recording device is connected with described circuit board, and described pedestal surface is provided with record button.
Described microphone arranged outside is useful on the USB interface that the session recording under described recording device record is derived.
Beneficial effect of the present invention is: the present invention has omitted the use of microphone bar, multiple microphones are installed on pedestal simultaneously, arrangement mode can need to arrange flexibly according to meeting-place, expand to greatest extent its pickup scope, guaranteeing on the basis of speech good quality, greatly promote the convenience that user uses, extended the useful life of product simultaneously; In the present invention, be provided with echo cancelling device by voice de-noising module wherein, can eliminate and carry out voice de-noising processing early stage echo, make participant side in the time exchanging, not be subject to the impact of the noisy noise of indoor and outdoor, conveniently under complex environment, use, increased the scope of its use; And be provided with recording device in microphone inside, provide mode easily for recording conference content, and can very easily session recording be derived by the USB interface on pedestal surface.
Brief description of the drawings
Fig. 1 is structural representation of the present invention;
Fig. 2 is the syndeton schematic diagram of echo cancelling device in the present invention.
In figure: 1, pedestal, 2, wheat head, 3, circuit board, 4, recording device, 5, record button, 6, microswitch button, 7, echo cancelling device, 8, near end signal detects and remote signaling output module, 9, remote signaling detects and near end signal output module, 10, echo cancellation module, 11, voice de-noising module, 12, USB interface.
Embodiment
Below by specific embodiment, technical scheme of the present invention is further described.
Embodiment 1
A kind of conference microphone, comprise pedestal 1, wheat 2 and circuit board 3, pedestal 1 surface is provided with a wheat installation position, circuit board 3 is arranged on pedestal 1 inside, wheat 2 is separately positioned on a wheat installation position place, wheat 2 is connected with circuit board 3 by holding wire, microphone also comprises microswitch button 6, pedestal 1 surface is also provided with microswitch hole, microswitch button 6 is arranged in microswitch hole, and be connected with circuit board 3, microphone also comprises echo cancelling device 7, echo cancelling device 7 is detected and remote signaling output module 8 by near end signal, remote signaling detects and near end signal output module 9, echo cancellation module 10 and voice de-noising module 11 form, near end signal detects and is connected with voice de-noising module 11 with remote signaling output module 9, voice de-noising module 11 is connected with echo cancellation module 10, echo cancellation module 10 detects and is connected with near end signal output module 9 with remote signaling, on microphone, be provided with recording device 4, recording device 4 is connected with circuit board 3, pedestal 1 surface is provided with record button 5, microphone arranged outside is useful on the usb 12 that the session recording under recording device 4 is recorded is derived.
A wheat installation position is rods arranged in horizontal line.
Embodiment 2
A kind of conference microphone, comprise pedestal 1, wheat 2 and circuit board 3, pedestal 1 surface is provided with a wheat installation position, circuit board 3 is arranged on pedestal 1 inside, wheat 2 is separately positioned on a wheat installation position place, wheat 2 is connected with circuit board 3 by holding wire, microphone also comprises microswitch button 6, pedestal 1 surface is also provided with microswitch hole, microswitch button 6 is arranged in microswitch hole, and be connected with circuit board 3, microphone also comprises echo cancelling device 7, echo cancelling device 7 is detected and remote signaling output module 8 by near end signal, remote signaling detects and near end signal output module 9, echo cancellation module 10 and voice de-noising module 11 form, near end signal detects and is connected with voice de-noising module 11 with remote signaling output module 9, voice de-noising module 11 is connected with echo cancellation module 10, echo cancellation module 10 detects and is connected with near end signal output module 9 with remote signaling, on microphone, be provided with recording device 4, recording device 4 is connected with circuit board 3, pedestal 1 surface is provided with record button 5, microphone arranged outside is useful on the usb 12 that the session recording under recording device 4 is recorded is derived.
A wheat installation position is fan-shaped array.
Embodiment 3
A kind of conference microphone, comprise pedestal 1, wheat 2 and circuit board 3, pedestal 1 surface is provided with a wheat installation position, circuit board 3 is arranged on pedestal 1 inside, wheat 2 is separately positioned on a wheat installation position place, wheat 2 is connected with circuit board 3 by holding wire, microphone also comprises microswitch button 6, pedestal 1 surface is also provided with microswitch hole, microswitch button 6 is arranged in microswitch hole, and be connected with circuit board 3, microphone also comprises echo cancelling device 7, echo cancelling device 7 is detected and remote signaling output module 8 by near end signal, remote signaling detects and near end signal output module 9, echo cancellation module 10 and voice de-noising module 11 form, near end signal detects and is connected with voice de-noising module 11 with remote signaling output module 9, voice de-noising module 11 is connected with echo cancellation module 10, echo cancellation module 10 detects and is connected with near end signal output module 9 with remote signaling, on microphone, be provided with recording device 4, recording device 4 is connected with circuit board 3, pedestal 1 surface is provided with record button 5, microphone arranged outside is useful on the usb 12 that the session recording under recording device 4 is recorded is derived.
The rounded arrangement in a wheat installation position.
In the present embodiment, omit the use of microphone bar, multiple microphones are installed on pedestal simultaneously, arrangement mode can need to arrange flexibly according to meeting-place, expand to greatest extent its pickup scope, guaranteeing on the basis of speech good quality, greatly promoting the convenience that user uses, extending the useful life of product simultaneously; Be provided with echo cancelling device by voice de-noising module wherein, can eliminate and carry out voice de-noising processing early stage echo, make participant side in the time exchanging, not be subject to the impact of the noisy noise of indoor and outdoor, conveniently under complex environment, use, increased the scope of its use; And be provided with recording device in microphone inside, provide mode easily for recording conference content, and can very easily session recording be derived by the USB interface on pedestal surface.
Above the present invention is done to exemplary description; should be noted that; in the situation that not departing from core of the present invention, the replacement that is equal to that any simple distortion, amendment or other those skilled in the art can not spend creative work all falls into protection scope of the present invention.
Claims (5)
1. a conference microphone, it is characterized in that: comprise pedestal (1), wheat head (2) and circuit board (3), described pedestal (1) surface is provided with a wheat installation position, described circuit board (3) is arranged on described pedestal (1) inside, described wheat head (2) is separately positioned on a described wheat installation position place, described wheat head (2) is connected with described circuit board (3) by holding wire, described microphone also comprises echo cancelling device (7), described echo cancelling device (7) is detected and remote signaling output module (8) by near end signal, remote signaling detects and near end signal output module (9), echo cancellation module (10) and voice de-noising module (11) composition, described near end signal detects and is connected with described voice de-noising module (10) with remote signaling output module (8), described voice de-noising module (10) is connected with described echo cancellation module (11), described echo cancellation module (11) detects and is connected with near end signal output module (9) with described remote signaling.
2. conference microphone according to claim 1, is characterized in that: a described wheat installation position is in-line, circle or fan-shaped array.
3. conference microphone according to claim 1, it is characterized in that: described microphone also comprises microswitch button (6), described pedestal (1) surface is also provided with microswitch hole, described microswitch button (6) is arranged in described microswitch hole, and is connected with described circuit board (3).
4. conference microphone according to claim 3, it is characterized in that: on described microphone, be provided with recording device (4), described recording device (4) is connected with described circuit board (3), and described pedestal (1) surface is provided with record button (5).
5. conference microphone according to claim 4, is characterized in that: described microphone arranged outside is useful on the USB interface (12) that the session recording under described recording device (4) record is derived.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410353369.0A CN104105044A (en) | 2014-07-23 | 2014-07-23 | Conference microphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410353369.0A CN104105044A (en) | 2014-07-23 | 2014-07-23 | Conference microphone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104105044A true CN104105044A (en) | 2014-10-15 |
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ID=51672789
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410353369.0A Pending CN104105044A (en) | 2014-07-23 | 2014-07-23 | Conference microphone |
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| Country | Link |
|---|---|
| CN (1) | CN104105044A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106101885A (en) * | 2016-08-05 | 2016-11-09 | 上海柏莱特视听设备服务有限公司 | Meeting mike |
| CN112681545A (en) * | 2020-12-10 | 2021-04-20 | 北京大米科技有限公司 | Noise reduction device and noise reduction system |
-
2014
- 2014-07-23 CN CN201410353369.0A patent/CN104105044A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106101885A (en) * | 2016-08-05 | 2016-11-09 | 上海柏莱特视听设备服务有限公司 | Meeting mike |
| CN112681545A (en) * | 2020-12-10 | 2021-04-20 | 北京大米科技有限公司 | Noise reduction device and noise reduction system |
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| C06 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20141015 |