CN202663541U

CN202663541U - Digital matrix loudspeaker box manager

Info

Publication number: CN202663541U
Application number: CN 201220276030
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: 2013-01-09
Anticipated expiration: 2022-06-12

Abstract

The utility model belongs to the technical field of electronic devices and particularly relates to a digital matrix loudspeaker box manager. A receiving module is provided with eight receiving inlets, and a signal output module is provided with eight output ports. A signal processing module comprises a matrix switching device, an analog/digital (A/D) converter, a gain controller, a high-low switched filter, a parameter equalizer, a compressor, a phase selector, a delay controller and a digital/analog (D/A) converter. The A/D converter, the gain controller, the high-low switched filter and the parameter equalizer are electrically connected sequentially. The high-low switched filter, the parameter equalizer, the gain controller, the compressor, the phase selecting device, the delay controller and the D/A converter are electrically connected sequentially. The matrix switching device is electrically connected with the parameter equalizer and the high-low switched filter. The manager solves the problem of being large and complex in system and inconvenient to operate and greatly reducing system construction cost simultaneously.

Description

A kind of character matrix audio amplifier manager

Technical field

The utility model belongs to technical field of electronic equipment, relates in particular to a kind of character matrix audio amplifier manager.

Background technology

In traditional Specialty Hi-Fi sound reinforcement system, often there is a plurality of audio amplifiers unit, for the different qualities of each audio amplifier and the current demand of reduction audio signal.The functions such as the signal distribution of whole audio system, management, processing, compression, time-delay, equilibrium, gain are controlled, 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 can provide the function of program table timing automatic control digital audio matrix in the prior art for 200920138797.6 Chinese patent, but its complex structure, be awkward, simultaneously the input of whole system can be very expensive, and the maintenance in later stage, maintenance are also very complicated and expensive.

The utility model content

The purpose of this utility model is: for the deficiencies in the prior art, and provide a kind of character matrix audio amplifier manager, this manager had both solved the difficult problem that system is huge, complicated and be awkward, and satisfied the requirement of multichannel disposal ability.Simultaneously also decrease the system constructing cost.Maintenance, maintenance for the later stage are also very simple and easy.

For achieving the above object, the utility model 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 described signal processing module are electrically connected, signal processing module and signal output module are electrically connected, wherein, described receiver module is provided with eight inputs, signal output module is provided with eight outputs, signal processing module comprises matrix switcher, A/D, gain controller, height is cut filtering, Parametric equalizer, compressor reducer, phase selector, delay controller and D/A, described gain controller and described Parametric equalizer are two, described A/D, the first gain controller, height cuts filtering and the first Parametric equalizer is electrically connected successively, height is cut filtering, the second Parametric equalizer, the second gain controller, compressor reducer, phase selector, delay controller and D/A are electrically connected successively, and described matrix switcher is cut filtering with described Parametric equalizer and described height respectively and is electrically connected.

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

As a kind of improvement of character matrix audio amplifier manager described in the utility model, described eight outputs are the first output, the second output, the 3rd output, the 4th output, the 5th output, the 6th output, the 7th output and the 8th output in parallel.

As a kind of improvement of character matrix audio amplifier manager described in the utility model, described eight inputs all are electrically connected with DSP, and DSP and complete machine power supply are electrically connected.

As a kind of improvement of character matrix audio amplifier manager described in the utility model, described the first output, the second output, the 3rd output, the 4th output, the 5th output, the 6th output, the 7th output and the 8th output all are electrically connected with the D/A output.

The beneficial effects of the utility model are: by receiver module described in the utility model being provided with eight inputs, described signal output module is provided with eight outputs, the matrix switcher that described signal processing module arranges, 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, simultaneously also decrease the system constructing cost.

Description of drawings

Fig. 1 is machine system block diagram of the present utility model;

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 Parametric equalizers, 25: compressor reducer, 26: phase selector, 27: delay controller, 28:D/A, 30: the work plate, 31: matrix switcher, 32: the output signal plate, 33: the complete machine power supply, 42: the second gain controllers, 43: the second Parametric equalizers.

Embodiment

Below in conjunction with embodiment and Figure of description, the utility model is described in further detail, but execution mode of the present utility model is not limited to this.

As shown in Figure 1, character matrix audio amplifier manager described in the utility model, comprise signal receiving module, signal processing module and signal output module, signal receiving module and signal processing module are electrically connected, signal processing module and signal output module are electrically connected, 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, height is cut filtering 23, Parametric equalizer 24, compressor reducer 25, phase selector 26, delay controller 27 and D/A28, gain controller and Parametric equalizer are two, A/D21, the first gain controller 22, height cuts filtering 23 and the first Parametric equalizer 24 is electrically connected successively, height is cut filtering 23, the second Parametric equalizer 43, the second gain controller 42, compressor reducer 25, phase selector 26, delay controller 27 and D/A28 are electrically connected successively,, matrix switcher 31 is cut filtering 23 with Parametric equalizer 24 and height respectively and is electrically connected.

Wherein, eight inputs comprise first input end 1, the 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 in parallel.

Eight outputs comprise the first output 11, the 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 in parallel.

Eight inputs all are electrically connected with DSP, and DSP and complete machine power supply 33 are electrically connected; Work plate 30 is the 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

The first output 11, the 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 are electrically connected with the D/A28 output; 32 is the output signal plate, and it comprises the course of work of the second output 12 to the 8th outputs 18, and its course of work is the same with the course of work of the first output 11.

The according to the above description announcement of book and instruction, the utility model those skilled in the art can also change and revise above-mentioned execution mode.Therefore, the utility model is not limited to above-mentioned embodiment, and any apparent improvement, replacement or modification that every those skilled in the art have done on basis of the present utility model all belong to protection range of the present utility model.In addition, although used some specific terms in this specification, these terms do not consist of any restriction to the utility model just for convenience of description.

Claims

1. character matrix audio amplifier manager, comprise signal receiving module, signal processing module and signal output module, signal receiving module and described signal processing module are electrically connected, signal processing module and signal output module are electrically connected, it is characterized in that: described receiver module is provided with eight inputs, signal output module is provided with eight outputs, signal processing module comprises matrix switcher, A/D, gain controller, height is cut filtering, Parametric equalizer, compressor reducer, phase selector, delay controller and D/A, described gain controller and described Parametric equalizer are two, described A/D, the first gain controller, height cuts filtering and the first Parametric equalizer is electrically connected successively, height is cut filtering, the second Parametric equalizer, the second gain controller, compressor reducer, phase selector, delay controller and D/A are electrically connected successively, and described matrix switcher is cut filtering with described Parametric equalizer and described height respectively and is electrically connected.

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

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

4. character matrix audio amplifier manager according to claim 3 is characterized in that: described eight inputs all are electrically connected with DSP, DSP and the electric connection of complete machine power supply.

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