CN207099207U - A kind of intelligent digital matrix - Google Patents
A kind of intelligent digital matrix Download PDFInfo
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- CN207099207U CN207099207U CN201720692963.1U CN201720692963U CN207099207U CN 207099207 U CN207099207 U CN 207099207U CN 201720692963 U CN201720692963 U CN 201720692963U CN 207099207 U CN207099207 U CN 207099207U
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Abstract
The utility model belongs to character matrix technical field,A kind of more particularly to intelligent digital matrix,The Audio Matrix switching centre includes analog-to-digital conversion module,Described analog-to-digital conversion module one end is connected to the analog input end of Audio Matrix switching centre,Its other end is connected to the input of DSP processing modules,The output end of the DSP processing modules is connected to the input that DAB concentrates module,The DAB concentrates the output end of module to be connected to the input of sending module,The output end of the input of the sending module is connected to the digital output end of Audio Matrix switching centre,The utility model solves prior art and traditional matrix be present due to the bi-directional conversion function without data signal and analog signal,Cause complicated,The problems such as maintenance cost is high,Dual switching with numeral with simulation,Suitable for specific applications such as megaevent,Run highly stable advantageous effects.
Description
Technical field
The utility model belongs to character matrix technical field, more particularly to a kind of intelligent digital matrix.
Background technology
Network digital matrix, be for headend equipment be entirely network digital audio/video flow input, exported to Surveillance center
A product that on TV wall specially makes, it is existing for completing the functions such as output, switching, storage, forwarding, remote control video
With the presence of the traditional matrix of technology due to the bi-directional conversion function without data signal and analog signal, cause it is complicated,
The problems such as maintenance cost is high.
Utility model content
The utility model provides a kind of intelligent digital matrix, is deposited with solving to propose prior art in above-mentioned background technology
In traditional matrix due to the bi-directional conversion function without data signal and analog signal, cause complicated, maintenance cost
The problems such as high.
The technical problem that the utility model solves is realized using following technical scheme：A kind of intelligent digital matrix,
Including Audio Matrix switching centre, the Audio Matrix switching centre includes analog-to-digital conversion module, the analog-to-digital conversion module one
End is connected to the analog input end of Audio Matrix switching centre, and its other end is connected to the input of DSP processing modules, described
The output end of DSP processing modules is connected to the input that DAB concentrates module, and the DAB concentrates the output of module
End is connected to the input of sending module, and the output end of the input of the sending module is connected to Audio Matrix switching centre
Digital output end；
The Audio Matrix switching centre also includes D/A converter module, and described D/A converter module one end is connected to audio
The analog output at matrix switch center, its other end are connected to the output end of DSP processing modules, the DSP processing modules
Input is connected to the output end of digital audio matrix, and the output end of the digital audio matrix is connected to the input of receiving module
End, the output end of the receiving module are connected to the digital input end of Audio Matrix switching centre.
Further, the Audio Matrix switching centre input is connected to emergency call input module, telephone audio input mould
Block, paging Audio Input Modules and ordinary audio input module.
Further, the Audio Matrix switching centre output is connected to the first dio Output Modules~N audio output moulds
Block.
Further, the N is the natural number more than zero.
Advantageous effects：
1st, this patent includes analog-to-digital conversion module, described analog-to-digital conversion module one end using the Audio Matrix switching centre
The analog input end of Audio Matrix switching centre is connected to, its other end is connected to the input of DSP processing modules, the DSP
The output end of processing module is connected to the input that DAB concentrates module, and the DAB concentrates the output end of module to connect
The input of sending module is connected to, the output end of the input of the sending module is connected to the numeral of Audio Matrix switching centre
Output end, the Audio Matrix switching centre also include D/A converter module, and described D/A converter module one end is connected to audio
The analog output at matrix switch center, its other end are connected to the output end of DSP processing modules, the DSP processing modules
Input is connected to the output end of digital audio matrix, and the output end of the digital audio matrix is connected to the input of receiving module
End, the output end of the receiving module are connected to the digital input end of Audio Matrix switching centre, in being exchanged due to Audio Matrix
The heart was both inputted to data signal including analog signal and exported, in addition to data signal is inputted to analog signal output, wherein simulating
Signal input is exported to processor, processor through ADC to be exported to summarizing module, then has summarizing module to be output to by sending module
Corresponding output end, simultaneously for the input of data signal, exported through DAC to processor, processor is exported to matrix module, square
Array module is output to corresponding analog output, so as to complete the switching of matrix, it is thereby achieved that numeral is dual with simulating
Switching.
2nd, this patent is using emergency call input module, telephone audio input module, paging Audio Input Modules and common
Audio Input Modules, the Audio Matrix switching centre output are connected to the first dio Output Modules~N dio Output Modules,
Due to being switched over using the input of different sources of sound by matrix, similar to a kind of interchanger, and megaevent is more suitable for
Etc. specific applications.
3rd, this patent in actual use, is especially used in Public Address system by high intensity, and operation is highly stable.
Brief description of the drawings
Fig. 1 is a kind of structural representation of intelligent digital matrix of the utility model.
Embodiment
The utility model is described further below in conjunction with accompanying drawing：
In figure：1- Audio Matrixs switching centre, 2- analog-to-digital conversion modules, 3-DSP processing modules, 4- DABs concentrate mould
Block, 5- sending modules, 6- digital audio matrixes, 7- receiving modules, 8- emergency call input modules, 9- telephone audios input mould
Block, 10- paging Audio Input Modules, 11- ordinary audio input modules, the dio Output Modules of 12- first, the defeated mould of 13- N audios
Block, 14- D/A converter modules.
Embodiment：
The present embodiment：As shown in figure 1, a kind of intelligent digital matrix, including Audio Matrix switching centre 1, the audio
Matrix switch center 1 includes analog-to-digital conversion module 2, and described one end of analog-to-digital conversion module 2 is connected to Audio Matrix switching centre 1
Analog input end, its other end are connected to the input of DSP processing modules 3, and the output end of the DSP processing modules 3 is connected to
DAB concentrates the input of module 4, and the DAB concentrates the output end of module 4 to be connected to the input of sending module 5
End, the output end of the input of the sending module 5 are connected to the digital output end of Audio Matrix switching centre 1；
The Audio Matrix switching centre 1 also includes D/A converter module, and described D/A converter module one end is connected to sound
The analog output at frequency matrix switch center 1, its other end are connected to the output end of DSP processing modules 3, and the DSP handles mould
The input of block 3 is connected to the output end of digital audio matrix 6, and the output end of the digital audio matrix 6 is connected to reception mould
The input of block 7, the output end of the receiving module 7 are connected to the digital input end of Audio Matrix switching centre 1.
The input of Audio Matrix switching centre 1 is connected to emergency call input module 8, telephone audio input module 9, sought
Exhale Audio Input Modules 10 and ordinary audio input module 11.
The output of Audio Matrix switching centre 1 is connected to the defeated module 13 of the N audios of the first dio Output Modules 12~the.
The N is the natural number more than zero.
Operation principle：
This patent includes analog-to-digital conversion module by the Audio Matrix switching centre, and described analog-to-digital conversion module one end connects
The analog input end of Audio Matrix switching centre is connected to, its other end is connected to the input of DSP processing modules, at the DSP
The output end of reason module is connected to the input that DAB concentrates module, and the DAB concentrates the output end connection of module
In the input of sending module, the output end of the input of the sending module is connected to the digital defeated of Audio Matrix switching centre
Go out end, the Audio Matrix switching centre also includes D/A converter module, and described D/A converter module one end is connected to audio square
The analog output of battle array switching centre, its other end are connected to the output end of DSP processing modules, the DSP processing modules it is defeated
Enter the output end that end is connected to digital audio matrix, the output end of the digital audio matrix is connected to the input of receiving module
End, the output end of the receiving module are connected to the digital input end of Audio Matrix switching centre, in being exchanged due to Audio Matrix
The heart was both inputted to data signal including analog signal and exported, in addition to data signal is inputted to analog signal output, wherein simulating
Signal input is exported to processor, processor through ADC to be exported to summarizing module, then has summarizing module to be output to by sending module
Corresponding output end, simultaneously for the input of data signal, exported through DAC to processor, processor is exported to matrix module, square
Array module is output to corresponding analog output, and so as to complete the switching of matrix, the utility model solves prior art and deposited
In traditional matrix due to the bi-directional conversion function without data signal and analog signal, cause complicated, maintenance cost
The problems such as high, have the dual switching of numeral and simulation, suitable for specific applications such as megaevent, run and highly stable have
Beneficial technique effect.
Using the technical solution of the utility model, or those skilled in the art is in the inspiration of technical solutions of the utility model
Under, similar technical scheme is designed, and reach above-mentioned technique effect, it is to fall into the scope of protection of the utility model.
Claims (4)
- A kind of 1. intelligent digital matrix, it is characterised in that including Audio Matrix switching centre, the Audio Matrix switching centre Including analog-to-digital conversion module, described analog-to-digital conversion module one end is connected to the analog input end of Audio Matrix switching centre, and its is another One end is connected to the input of DSP processing modules, and the output end of the DSP processing modules is connected to DAB and concentrates module Input, the DAB concentrate the output end of module to be connected to the input of sending module, the input of the sending module The output end at end is connected to the digital output end of Audio Matrix switching centre；The Audio Matrix switching centre also includes D/A converter module, and described D/A converter module one end is connected to Audio Matrix The analog output of switching centre, its other end are connected to the output end of DSP processing modules, the input of the DSP processing modules End is connected to the output end of digital audio matrix, and the output end of the digital audio matrix is connected to the input of receiving module, The output end of the receiving module is connected to the digital input end of Audio Matrix switching centre.
- 2. a kind of intelligent digital matrix according to claim 1, it is characterised in that the Audio Matrix switching centre is defeated Enter to be connected to emergency call input module, telephone audio input module, paging Audio Input Modules and ordinary audio input module.
- 3. a kind of intelligent digital matrix according to claim 1, it is characterised in that the Audio Matrix switching centre is defeated Go out to be connected to the first dio Output Modules~defeated module of N audios.
- 4. a kind of intelligent digital matrix according to claim 3, it is characterised in that the N is the natural number more than zero.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720692963.1U CN207099207U (en) | 2017-06-15 | 2017-06-15 | A kind of intelligent digital matrix |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720692963.1U CN207099207U (en) | 2017-06-15 | 2017-06-15 | A kind of intelligent digital matrix |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207099207U true CN207099207U (en) | 2018-03-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720692963.1U Active CN207099207U (en) | 2017-06-15 | 2017-06-15 | A kind of intelligent digital matrix |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207099207U (en) |
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2017
- 2017-06-15 CN CN201720692963.1U patent/CN207099207U/en active Active
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