CN202077180U - Audio matrix device - Google Patents
Audio matrix device Download PDFInfo
- Publication number
- CN202077180U CN202077180U CN2011201797639U CN201120179763U CN202077180U CN 202077180 U CN202077180 U CN 202077180U CN 2011201797639 U CN2011201797639 U CN 2011201797639U CN 201120179763 U CN201120179763 U CN 201120179763U CN 202077180 U CN202077180 U CN 202077180U
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- analog
- analog board
- utility
- mainboard
- digital
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- 239000011159 matrix material Substances 0.000 title claims abstract description 15
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 230000007812 deficiency Effects 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 238000010079 rubber tapping Methods 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
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Abstract
The utility model relates to an audio matrix device which is suitable for the communication field. The audio matrix device includes multichannel breadboard backboard slots, a plurality of breadboards, and a digital mainboard, wherein the plurality of breadboards are inserted into the breadboard slots, the number of the breadboards is not larger than the number of the breadboard slots. The input/output external interfaces can be combined at will in a drawer mode. The breadboards are connected with the digital mainboard in a bus mode. The technical scheme provided by the audio matrix device has the advantage of having a plurality of external interfaces.
Description
Technical field
The utility model belongs to the communications field, relates in particular to a kind of Audio Matrix device.
Background technology
The Audio Matrix device is various meetings, the audio signal processing apparatus that stadiums etc. are necessary, many times all needing the tuning personnel that it is carried out real-time zero distance ground regulation and control, present Audio Matrix comprises: an analog board slot and be inserted in analog board on this slot, the numeral mainboard, this analog board is connected with digital version, this analog board receives voice data, this numeral mainboard is connected with PC, this analog board comprises: AFE (analog front end), AD converter and DA transducer, this numeral mainboard comprises: field programmable gate array (Field Programmable Gate Array, FPGA), Digital Signal Processing (Digital Signal Processing, DSP) and senior risc processor (Advanced RISC Machines, ARM).Because the Audio Matrix analog board of prior art when need processing audio data path is too much, may occur the situation of analog board external interface deficiency to the external interface deficiency.
The utility model content
The purpose of this utility model is to provide a kind of Audio Matrix device, is intended to solve the problem of the analog board external interface deficiency that prior art occurs.
The utility model is achieved in that the utility model provides a kind of drawer type Audio Matrix device, a plurality of analog board slots, a plurality of analog board and a digital mainboard; Wherein a plurality of analog boards are inserted on a plurality of analog board slots, and the quantity of analog board is not more than the quantity of analog board slot;
These a plurality of analog boards all are connected with the mode of digital mainboard with bus.
Optionally, described analog board comprises:
AFE (analog front end), AD converter, DA transducer and CPLD, wherein, conversion is connected AFE (analog front end) with DA with AD converter, and AD converter is connected with CPLD with the other end of DA conversion, and CPLD is connected with digital mainboard.
Optionally, described AFE (analog front end) comprises: isolator, amplifier and filter.
Optionally, above-mentioned digital mainboard also comprises:
6 Digital Signal Processing and connected field programmable gate array;
Wherein 6 digital signal processors also are connected with a plurality of analog boards by bus respectively.
The utility model compared with prior art, beneficial effect is: owing in the technical solution of the utility model a plurality of analog board slots and a plurality of analog board are set on the Audio Matrix device, provide more external interface to the user, and can the drawer type combination in any input the output external interface, so the technical solution of the utility model the external interface deficiency can not occur, have the many advantages of external interface.
Description of drawings
The structure chart of the Audio Matrix device that Fig. 1 provides for the utility model;
The analog board structure chart that Fig. 2 provides for the utility model;
The digital mainboard structure figure that Fig. 3 provides for the utility model.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer,, the utility model is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
The utility model provides a kind of Audio Matrix device, and this installs as shown in Figure 1, comprising: a plurality of analog board slots 11, a plurality of analog board 12 and digital mainboard 13; Wherein a plurality of analog boards 12 are inserted on a plurality of analog board slots 11, and the quantity of analog board 12 is not more than the quantity of analog board slot 11, and these a plurality of analog boards all are connected with the mode of digital mainboard 13 with bus.
Because the utility model provides a plurality of analog boards, thus its have the input of drawer type combination in any export the advantage of a plurality of external tappings.
Need illustrate that the number of above-mentioned analog board and analog board slot can be inequality.
Optionally, above-mentioned analog board 12 as shown in Figure 2, specifically can comprise: AFE (analog front end) 121, AD converter 122, DA transducer 123 and CPLD 124 (Complex Programmable Logic Device, CPLD), wherein, conversion is connected AFE (analog front end) with DA with AD converter, and AD converter is connected with CPLD with the other end of DA conversion, and CPLD is connected with digital mainboard 13.
Optionally, above-mentioned AFE (analog front end) 121 can comprise: isolator 1211, amplifier 1212 and filter 1213.
Optionally, the structure of this numeral mainboard specifically comprises as shown in Figure 3:
6 Digital Signal Processing DSP 31 and the on-site programmable gate array FPGA 32 that is connected with DSP31;
Wherein 6 digital signal processors also are connected with a plurality of analog boards by bus respectively.
The technical scheme that the utility model provides has a plurality of external interfaces, drawer type combination in any input the advantage of output external interface.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection range of the present utility model.
Claims (4)
1. an Audio Matrix device is characterized in that, described device comprises: a plurality of analog board slots, a plurality of analog board and digital mainboard; Wherein a plurality of analog boards are inserted on a plurality of analog board slots, and the quantity of analog board is not more than the quantity of analog board slot;
These a plurality of analog boards all are connected with the mode of digital mainboard with bus.
2. device according to claim 1 is characterized in that, described analog board comprises:
AFE (analog front end), AD converter, DA transducer and CPLD, wherein, conversion is connected AFE (analog front end) with DA with AD converter, and AD converter is connected with CPLD with the other end of DA conversion, and CPLD is connected with digital mainboard.
3. device according to claim 2 is characterized in that, described AFE (analog front end) comprises: isolator, amplifier and filter.
4. device according to claim 1 is characterized in that, described digital mainboard comprises:
6 Digital Signal Processing and connected field programmable gate array;
Wherein 6 digital signal processors also are connected with a plurality of analog boards by bus respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201797639U CN202077180U (en) | 2011-05-31 | 2011-05-31 | Audio matrix device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201797639U CN202077180U (en) | 2011-05-31 | 2011-05-31 | Audio matrix device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202077180U true CN202077180U (en) | 2011-12-14 |
Family
ID=45115255
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201797639U Expired - Lifetime CN202077180U (en) | 2011-05-31 | 2011-05-31 | Audio matrix device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202077180U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103490837A (en) * | 2013-08-02 | 2014-01-01 | 深圳市智远能科技有限公司 | Stackable high-capacity professional audio building broadcasting system |
-
2011
- 2011-05-31 CN CN2011201797639U patent/CN202077180U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103490837A (en) * | 2013-08-02 | 2014-01-01 | 深圳市智远能科技有限公司 | Stackable high-capacity professional audio building broadcasting system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Audio matrix device Effective date of registration: 20130412 Granted publication date: 20111214 Pledgee: Shenzhen tekall Zhitong financing Limited by Share Ltd Pledgor: Shenzhen Tendzone Intelligent Technology Co., Ltd. Registration number: 2013990000202 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20140402 Granted publication date: 20111214 Pledgee: Shenzhen tekall Zhitong financing Company limited by guarantee Pledgor: Shenzhen Tendzone Intelligent Technology Co., Ltd. Registration number: 2013990000202 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PM01 | Change of the registration of the contract for pledge of patent right |
Change date: 20140402 Registration number: 2013990000202 Pledgee after: Shenzhen tekall Zhitong financing Company limited by guarantee Pledgee before: Shenzhen tekall Zhitong financing Limited by Share Ltd |
|
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 2, 202-B building, C building, Hua Han Innovation Park, No. 16, Lang Shan Road, Guangdong, Shenzhen, Nanshan District 518000, China Patentee after: Shenzhen East micro smart Polytron Technologies Inc Address before: 518000, Room 401, building D, Han Han Technology Building, North Nanshan District Science Park, Shenzhen, Guangdong Patentee before: Shenzhen Tendzone Intelligent Technology Co., Ltd. |
|
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: Room 401, Block D, Huahan Innovation Park, 16 Longshan Road, North District, Xili Street, Nanshan District, Shenzhen City, Guangdong Province, 518000 Patentee after: Shenzhen East micro smart Polytron Technologies Inc Address before: 518000 202-B, 2 floor, block C, office building, Hua Han Innovation Park, 16 Langshan Road, Nanshan District, Shenzhen, Guangdong. Patentee before: Shenzhen East micro smart Polytron Technologies Inc |
|
| CX01 | Expiry of patent term |
Granted publication date: 20111214 |
|
| CX01 | Expiry of patent term |