CN102724607A

CN102724607A - Digital matrix soundbox manager

Info

Publication number: CN102724607A
Application number: CN2012101928155A
Authority: CN
Inventors: 李生福
Original assignee: DONGGUAN LONGJOIN ELECTRONICS CO LTD
Current assignee: DONGGUAN LONGJOIN ELECTRONICS CO LTD
Priority date: 2012-06-12
Filing date: 2012-06-12
Publication date: 2012-10-10

Abstract

The invention belongs to the technical field of electronic equipment and particularly relates to a digital matrix soundbox manager. A receiving module is provided with eight receiving ports. A signal output module is provided with eight output ports. A signal processing module comprises a matrix switcher, an A/D (analog/digital) converter, a gain controller, a high and low cut filter, a parameter equalizer, a compressor, a phase selector, a time delay controller and a D/A (digital/analog) converter. The A/D converter, the gain controller, the high and low cut filter and the parameter equalizer are sequentially electrically connected, the high and low cut filter, the parameter equalizer, the gain controller, the compressor, the phase selector, the time delay controller and the D/A converter are sequentially electrically connected, and the matrix switcher is electrically connected with the parameter equalizer and the high and low cut filter. The digital matrix soundbox manager solves the problem that the system is large, complicated and inconvenient to operate, and construction cost of the system is greatly reduced.

Description

A kind of character matrix audio amplifier manager

Technical field

The invention belongs to technical field of electronic equipment, relate in particular to a kind of character matrix audio amplifier manager.

Background technology

In traditional professional sound equipment sound reinforcement system, often there is a plurality of audio amplifiers unit, to the different qualities of each audio amplifier and the current demand of reduction audio signal.Functions such as the signal allocation of whole audio system, management, processing, compression, time-delay, equilibrium, gain controlling, restriction frequency division, phase place adjustment; If adopt the traditional analog treatment facility to realize, it is very huge, complicated and be awkward that whole sound system can become.

Though application number is the function that 200920138797.6 Chinese patent can provide program table timing automatic control DAB matrix in the prior art; But its complex structure; Be awkward, the input of whole system can be very expensive simultaneously, and the maintenance in later stage, maintenance are also very complicated and expensive.

Summary of the invention

The objective of the invention is to: to the deficiency of prior art, and a kind of character matrix audio amplifier manager is provided, this manager had both solved the difficult problem that system is huge, complicated and be awkward, and satisfied the requirement of multichannel disposal ability.Also reduced simultaneously the system constructing cost significantly.Maintenance, maintenance for the later stage are also very simple and easy.

For achieving the above object, the present invention adopts following technical scheme:

A kind of character matrix audio amplifier manager; Comprise signal receiving module, signal processing module and signal output module; Signal receiving module and said signal processing module electrically connect, and signal processing module and signal output module electrically connect, wherein; Said receiver module is provided with eight inputs; Signal output module is provided with eight outputs, and signal processing module comprises that matrix switcher, A/D, gain controller, height cut filtering, equalization parameter device, compressor reducer, phase selector, delay controller and D/A; Said gain controller and said equalization parameter device are two; Said A/D, first gain controller, height is cut filtering and the first equalization parameter device electrically connects successively, and height is cut filtering, the second equalization parameter device, second gain controller, compressor reducer, phase selector, delay controller and D/A and electrically connected successively, and said matrix switcher is cut filtering with said equalization parameter device and said height respectively and electrically connected.

As a kind of improvement of character matrix audio amplifier manager of the present invention, said eight inputs are first input end, second input, the 3rd input, four-input terminal, the 5th input, the 6th input, the 7th input and the 8th input of parallel connection.

As a kind of improvement of character matrix audio amplifier manager of the present invention, said eight outputs are first output, second output, the 3rd output, the 4th output, the 5th output, the 6th output, the 7th output and the 8th output of parallel connection.

As a kind of improvement of character matrix audio amplifier manager of the present invention, said eight inputs all electrically connect with DSP, and DSP and complete machine power supply electrically connect.

As a kind of improvement of character matrix audio amplifier manager of the present invention, said first output, second output, the 3rd output, the 4th output, the 5th output, the 6th output, the 7th output and the 8th output all electrically connect with the D/A output.

Beneficial effect of the present invention is: through receiver module according to the invention being provided with eight inputs; Said signal output module is provided with eight outputs; The matrix switcher that said signal processing module is provided with; Realize eight inputs, eight output treatment channel, satisfied the requirement of multichannel disposal ability.The system that solved is huge, the complicated and difficult problem that is awkward, also reduced the system constructing cost simultaneously significantly.

Description of drawings

Fig. 1 is a machine system block diagram of the present invention;

Wherein, 1: first input end, 2: the second inputs, 3: the three inputs, 4: the four-input terminals, 5: the five inputs, 6: the six inputs, 7: the seven inputs, 8: the eight inputs, 11: the first outputs, 12: the second outputs, 13: the three outputs, 14: the four outputs, 15: the five outputs, 16: the six outputs, 17th: seven output, 18: the eight outputs, 21:A/D, 22: the first gain controllers, 23: height is cut filtering, 24: the first equalization parameter devices, 25: compressor reducer, 26: phase selector, 27: delay controller, 28:D/A, 30: work plate, 31: matrix switcher, 32: output signal plate, 33: complete machine power supply, 42: the second gain controllers, 43: the second equalization parameter devices.

Embodiment

Below in conjunction with embodiment and Figure of description, the present invention is described in further detail, but execution mode of the present invention is not limited thereto.

As shown in Figure 1, character matrix audio amplifier manager of the present invention comprises signal receiving module, signal processing module and signal output module; Signal receiving module and signal processing module electrically connect; Signal processing module and signal output module electrically connect, and wherein, receiver module is provided with eight inputs; Signal output module is provided with eight outputs; Signal processing module comprises matrix switcher 31, A/D21, gain controller 22, just cuts filtering 23, equalization parameter device 24, compressor reducer 25, phase selector 26, delay controller 27 and D/A28, and gain controller and equalization parameter device are two; A/D21, first gain controller 22, height is cut filtering 23 and the first equalization parameter device 24 electrically connects successively; Height is cut filtering 23, the second equalization parameter device 43, second gain controller 42, compressor reducer 25, phase selector 26, delay controller 27 and D/A28 and is electrically connected successively,, matrix switcher 31 is cut filtering 23 with equalization parameter device 24 and height respectively and is electrically connected.

Wherein, eight inputs comprise first input end 1, second input 2, the 3rd input 3, four-input terminal 4, the 5th input 5, the 6th input 6, the 7th input 7 and the 8th input 8 of parallel connection.

Eight outputs comprise first output 11, second output 12, the 3rd output 13, the 4th output 14, the 5th output 15, the 6th output 16, the 7th output 17 and the 8th output 18 of parallel connection.

Eight inputs all electrically connect with DSP, and DSP and complete machine power supply 33 electrically connect; Work plate 30 is second input, 2 to the 8th inputs, 8 work plates, and it is the same with the course of work of first input end 1

First output 11, second output 12, the 3rd output 13, the 4th output 14, the 5th output 15, the 6th output 16, the 7th output 17 and the 8th output 18 all electrically connect with the D/A28 output; 32 are output signal plate, and it comprises the course of work of second output, 12 to the 8th outputs 18, and its course of work is the same with the course of work of first output 11.

According to the announcement and the instruction of above-mentioned specification, those skilled in the art in the invention can also change and revise above-mentioned execution mode.Therefore, the present invention is not limited to above-mentioned embodiment, and any conspicuous improvement, replacement or modification that every those skilled in the art have done on basis of the present invention all belong to protection scope of the present invention.In addition, although used some specific terms in this specification, these terms are explanation for ease just, the present invention is not constituted any restriction.

Claims

1. character matrix audio amplifier manager; Comprise signal receiving module, signal processing module and signal output module; Signal receiving module and said signal processing module electrically connect; Signal processing module and signal output module electrically connect; It is characterized in that: said receiver module is provided with eight inputs, and signal output module is provided with eight outputs, and signal processing module comprises that matrix switcher, A/D, gain controller, height cut filtering, equalization parameter device, compressor reducer, phase selector, delay controller and D/A; Said gain controller and said equalization parameter device are two; Said A/D, first gain controller, height is cut filtering and the first equalization parameter device electrically connects successively, and height is cut filtering, the second equalization parameter device, second gain controller, compressor reducer, phase selector, delay controller and D/A and electrically connected successively, and said matrix switcher is cut filtering with said equalization parameter device and said height respectively and electrically connected.

2. character matrix audio amplifier manager according to claim 1 is characterized in that: said eight inputs comprise first input end, second input, the 3rd input, four-input terminal, the 5th input, the 6th input, the 7th input and the 8th input of parallel connection.

3. character matrix audio amplifier manager according to claim 2 is characterized in that: said eight outputs comprise first output, second output, the 3rd output, the 4th output, the 5th output, the 6th output, the 7th output and the 8th output of parallel connection.

4. character matrix audio amplifier manager according to claim 3 is characterized in that: said eight inputs all electrically connect with DSP, and DSP and complete machine power supply electrically connect.

5. character matrix audio amplifier manager according to claim 4 is characterized in that: said first output, second output, the 3rd output, the 4th output, the 5th output, the 6th output, the 7th output and the 8th output all electrically connect with the D/A output.