CN208850035U - A kind of voice amplification processing circuit - Google Patents
A kind of voice amplification processing circuit Download PDFInfo
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- CN208850035U CN208850035U CN201821207935.7U CN201821207935U CN208850035U CN 208850035 U CN208850035 U CN 208850035U CN 201821207935 U CN201821207935 U CN 201821207935U CN 208850035 U CN208850035 U CN 208850035U
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- circuit
- voice
- amplification processing
- power amplifier
- processing circuit
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Abstract
A kind of voice amplification processing circuit provided by the utility model；Including filter circuit, sample code circuit, power amplifier；The utility model is while improving voice power amplifier processor performance, realize the conversion and processing of two kinds of voice signals of digital simulation, in order to adapt to the requirement in communication system to voice transfer, it is designed using multifunction, hardware is divided into multiple functional modules, each resume module and transmission corresponding data, follow-up system design directly uses, the work for redesigning voice hardware is saved, the development and production time is saved.
Description
Technical field
The utility model relates to a kind of voice amplification processing circuits.
Background technique
Current Military communication network, the technical application that wherein voice communication obtains exchange of information is widest.But with
The continuous upgrading of application requirement, it would be highly desirable to the acoustic problems of solution are also more and more.Such as filtering, speech enhan-cement, voice signal
Coding and decoding etc. is all the key technology module for promoting voice quality.The hardware that this patent details a kind of Speech processing is set
Meter, can handle digital speech and analog voice, ensure that voice has high quality in effect, can enhance system where it
Reliability and stability.
Utility model content
In order to solve the above technical problems, the utility model provides a kind of voice amplification processing circuit.
The utility model is achieved by the following technical programs.
A kind of voice amplification processing circuit provided by the utility model；Including filter circuit, sample code circuit, power amplifier electricity
Road；
The analog voice signal of the filter circuit processing input will be input to sample code circuit after signal processing；
The voice signal of the sample code circuit wave reception filtering circuit is transported to power amplifier after carrying out digital processing；
Power amplifier amplifies voice signal and exports analog voice signal.
The fast filter circuit of institute includes filter circuit and operational amplifier circuit.
The sample code circuit includes sequentially connected AD sample circuit, digital encoding circuit, interface circuit, program request electricity
Road.
The power amplifier includes the operational amplifier circuit connecting with AD sample circuit, and operational amplifier circuit connects power amplifier.
The filter circuit and operational amplifier circuit SA5532D are core.
The digital encoding circuit is built using AMBE2000 chip.
The AD sample circuit is built using AD7311 chip.
The power amplifier carries out power amplification to analog voice using TDA2030 chip.
The program request circuit, is built using HCPL2630.
The utility model has the beneficial effects that: realizing digital simulation while improving voice power amplifier processor performance
The conversion and processing of two kinds of voice signals are designed to adapt to the requirement in communication system to voice transfer using multifunction,
Hardware is divided into multiple functional modules, each resume module and transmission corresponding data, follow-up system design directly uses, and saves duplicate removal
The work of new design voice hardware, saves the development and production time.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the filter circuit figure of the utility model；
Fig. 3 is the operational amplifier circuit figure of the utility model；
Fig. 4 is the AD sample circuit figure of the utility model；
Fig. 5 is the knot digital encoding circuit figure of the utility model；
Fig. 6~10 are the interface circuit figures of the utility model；
Figure 11 is the program request circuit diagram of the utility model；
Specific embodiment
Be described further below the technical solution of the utility model, but claimed range be not limited to it is described.
A kind of voice amplification processing circuit；Including filter circuit, sample code circuit, power amplifier；
The analog voice signal of the filter circuit processing input will be input to sample code circuit after signal processing；
The voice signal of the sample code circuit wave reception filtering circuit is transported to power amplifier after carrying out digital processing；
Power amplifier amplifies voice signal and exports analog voice signal.
The fast filter circuit of institute includes filter circuit and operational amplifier circuit.
The sample code circuit includes sequentially connected AD sample circuit, digital encoding circuit, interface circuit, program request electricity
Road.
The power amplifier includes the operational amplifier circuit connecting with AD sample circuit, and operational amplifier circuit connects power amplifier.
The filter circuit and operational amplifier circuit SA5532D are core.
The digital encoding circuit is built using AMBE2000 chip.
The AD sample circuit is built using AD7311 chip.
The power amplifier carries out power amplification to analog voice using TDA2030 chip.
The program request circuit, is built using HCPL2630.
Claims (9)
1. a kind of voice amplification processing circuit, it is characterised in that: including filter circuit, sample code circuit, power amplifier；
The analog voice signal of the filter circuit processing input will be input to sample code circuit after signal processing；
The voice signal of the sample code circuit wave reception filtering circuit is transported to power amplifier after carrying out digital processing；
Power amplifier amplifies voice signal and exports analog voice signal.
2. voice amplification processing circuit as described in claim 1, it is characterised in that: the fast filter circuit of institute include filter circuit and
Operational amplifier circuit.
3. voice amplification processing circuit as described in claim 1, it is characterised in that: the sample code circuit includes successively connecting
AD sample circuit, digital encoding circuit, interface circuit, the program request circuit connect.
4. voice amplification processing circuit as described in claim 1, it is characterised in that: the power amplifier includes sampling electricity with AD
The operational amplifier circuit of road connection, operational amplifier circuit connect power amplifier.
5. voice amplification processing circuit as described in claim 1, it is characterised in that: the filter circuit and operational amplifier circuit
SA5532D is core.
6. voice amplification processing circuit as claimed in claim 3, it is characterised in that: the digital encoding circuit uses
AMBE2000 chip is built.
7. voice amplification processing circuit as claimed in claim 3, it is characterised in that: the AD sample circuit uses AD7311 core
Piece is built.
8. voice amplification processing circuit as claimed in claim 3, it is characterised in that: the power amplifier uses TDA2030 core
Piece carries out power amplification to analog voice.
9. voice amplification processing circuit as claimed in claim 3, it is characterised in that: the program request circuit uses HCPL2630
It builds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821207935.7U CN208850035U (en) | 2018-07-28 | 2018-07-28 | A kind of voice amplification processing circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821207935.7U CN208850035U (en) | 2018-07-28 | 2018-07-28 | A kind of voice amplification processing circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208850035U true CN208850035U (en) | 2019-05-10 |
Family
ID=66354644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821207935.7U Active CN208850035U (en) | 2018-07-28 | 2018-07-28 | A kind of voice amplification processing circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208850035U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109005485A (en) * | 2018-07-28 | 2018-12-14 | 贵州航天天马机电科技有限公司 | A kind of voice power amplifier data processing circuit |
-
2018
- 2018-07-28 CN CN201821207935.7U patent/CN208850035U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109005485A (en) * | 2018-07-28 | 2018-12-14 | 贵州航天天马机电科技有限公司 | A kind of voice power amplifier data processing circuit |
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