CN106981293A - A kind of intelligent frequency modulation system for telecommunications - Google Patents
A kind of intelligent frequency modulation system for telecommunications Download PDFInfo
- Publication number
- CN106981293A CN106981293A CN201710205206.1A CN201710205206A CN106981293A CN 106981293 A CN106981293 A CN 106981293A CN 201710205206 A CN201710205206 A CN 201710205206A CN 106981293 A CN106981293 A CN 106981293A
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- China
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- input
- output end
- audio
- signal
- intelligent
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Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/0003—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain
- H04B1/0007—Software-defined radio [SDR] systems, i.e. systems wherein components typically implemented in hardware, e.g. filters or modulators/demodulators, are implented using software, e.g. by involving an AD or DA conversion stage such that at least part of the signal processing is performed in the digital domain wherein the AD/DA conversion occurs at radiofrequency or intermediate frequency stage
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/04—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using predictive techniques
- G10L19/16—Vocoder architecture
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/222—Studio circuitry; Studio devices; Studio equipment
- H04N5/262—Studio circuits, e.g. for mixing, switching-over, change of character of image, other special effects ; Cameras specially adapted for the electronic generation of special effects
- H04N5/268—Signal distribution or switching
Abstract
The invention discloses a kind of intelligent frequency modulation system for telecommunications, including power module, audio signal Intelligent adjustment unit, vision signal Intelligent adjustment unit, signal processor, network communication module and remote mobile terminal, the output end connection of the power input and power module of the audio signal Intelligent adjustment unit and vision signal Intelligent adjustment unit, and the output end of audio signal Intelligent adjustment unit and vision signal Intelligent adjustment unit passes sequentially through the input of signal processor and network communication module and remote mobile terminal and connects.This is used for the intelligent frequency modulation system of telecommunications, the audio signal and vision signal that can be transmitted to telecommunications are handled, its audio signal and vision signal is set to meet the transmission requirement of telecommunications all the time, it is easy to the signal reception work of remote mobile terminal, and be not in the phenomenon of voice data and video data loss, meet the use demand of user.
Description
Technical field
The present invention relates to electronic communication technology field, specially a kind of intelligent frequency modulation system for telecommunications.
Background technology
With the continuous development of scientific technology, the communication history of the mankind is still constantly being evolved.Nowadays distal end is carried out logical
The instrument of letter has telegram, phone, rotary-dial phone, push-button phone, mobile phone, short message, VoIP and FreeEIM.Telecommunications is logical
One kind of news.
However, traditional telecommunications instrument occurs in data transfer, usually due to audio signal or vision signal
Data do not meet transmission requirement and cause the situation of loss of data, do not meet the use demand of user；Secondly, traditional electronics leads to
News instrument is in data transfer, and security is low, is easily stolen by others transmission data.Therefore, it is proposed that a kind of be used for electronics
The intelligent frequency modulation system of communication.
The content of the invention
It is an object of the invention to provide a kind of intelligent frequency modulation system for telecommunications, to solve above-mentioned background technology
It is middle to propose that traditional telecommunications instrument occurs in data transfer, usually because the data of audio signal or vision signal are not inconsistent
Close transmission requirement and cause the situation of loss of data, do not meet the use demand of user；Secondly, traditional telecommunications instrument exists
During data transfer, security is low, the problem of being easily stolen by others transmission data.
To achieve the above object, the present invention provides following technical scheme：A kind of intelligent frequency modulation system for telecommunications,
Including power module, audio signal Intelligent adjustment unit, vision signal Intelligent adjustment unit, signal processor, network service mould
The power input of block and remote mobile terminal, the audio signal Intelligent adjustment unit and vision signal Intelligent adjustment unit
End is connected with the output end of power module, and the output end of audio signal Intelligent adjustment unit and vision signal Intelligent adjustment unit
The input for passing sequentially through signal processor and network communication module and remote mobile terminal is connected.
The audio signal Intelligent adjustment unit includes central controller and audio signal detection module, and audio signal is examined
The output end for surveying module is connected by analog-digital converter one with the input of data comparator, and the data comparator is controlled with center
Device is bi-directionally connected, and the output end of central controller is connected by the input of audio coder and signal processor.
The output end of the data comparator is connected by feedback module one with the feedback input end of central controller, in this
The input of controller and audio-frequency amplifier is entreated to connect, and output end and the input of audio signal detection module of audio-frequency amplifier
End connection.
The vision signal Intelligent adjustment unit includes central processing unit and video signal detection module, and vision signal
The output end of detection module is connected by analog-digital converter two with the input of digital comparator, the digital comparator and centre
Reason device is bi-directionally connected, and central processing unit is connected by the input of video encoder and signal processor.
The output end of the digital comparator is connected by feedback module two with the input of central processing unit, and centre
Manage the output end of device and the input of video processor is connected, and the output end and video signal detection module of video processor
Input is connected.
The remote mobile terminal include terminal control unit, and terminal control unit two inputs respectively with audio decoder
The input of the output end connection of device and Video Decoder, the audio decoder and Video Decoder passes through network service mould
The output end connection of block and signal processor.
The terminal control unit is bi-directionally connected with speech memory and VRAM respectively, and the two of terminal control unit
Input of the individual output end respectively with loudspeaker and display is connected.
It is preferred that, the power module uses utility grid.
It is preferred that, the signal processor includes traffic filter and isolated amplifier, and the input of traffic filter
The output end respectively with audio coder and video encoder is held to be connected, the output end and isolated amplifier of the traffic filter
Input connection, and isolated amplifier output end and network communication module input connect.
It is preferred that, the network communication module uses wireless network communication module.
It is preferred that, the remote mobile terminal is using the PC that can access wireless network.
It is preferred that, the central controller uses programmable controller, and central controller is externally provided with multiple Wiring ports.
It is preferred that, the video processor is using the LVP605D series with VGA/DVI/HDMI expansion modules.
It is preferred that, the audio coder and audio decoder use model LM567 tone decoder.
It is preferred that, the central processing unit uses 51 single-chip microcomputers, and the central processing unit is externally provided with multiple Wiring ports.
It is preferred that, the terminal control unit is used outside model Pentium E2210 integrated CPU, the terminal control unit
Provided with multiple Wiring ports.
Compared with prior art, the beneficial effects of the invention are as follows：This is used for the intelligent frequency modulation system of telecommunications, can be to electricity
The audio signal and vision signal of sub- communication transfer are handled, and its audio signal and vision signal is met electricity all the time
The transmission requirement of son communication, is easy to the signal reception work of remote mobile terminal, and be not in voice data and video counts
According to the phenomenon of loss, meet the use demand of user；Secondly, this is used for the intelligent frequency modulation system of telecommunications, is compiled by audio
Code device, video encoder, the cooperation of audio decoder and Video Decoder, can prevent other people from eavesdropping, it is ensured that voice data
And the security of video data transmission, meet the use demand of user.
Brief description of the drawings
Fig. 1 is present system principle schematic；
Fig. 2 is the structured flowchart of audio signal Intelligent adjustment unit of the present invention and signal processor and remote mobile terminal；
Fig. 3 is the structured flowchart of vision signal Intelligent adjustment unit of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
Fig. 1-3 are referred to, the present invention provides a kind of technical scheme：A kind of intelligent frequency modulation system for telecommunications, bag
Include power module, audio signal Intelligent adjustment unit, vision signal Intelligent adjustment unit, signal processor, network communication module
And remote mobile terminal, power input and the electricity of audio signal Intelligent adjustment unit and vision signal Intelligent adjustment unit
The output end of source module is connected, and the output end of audio signal Intelligent adjustment unit and vision signal Intelligent adjustment unit is led to successively
The input for crossing signal processor and network communication module and remote mobile terminal is connected.
Audio signal Intelligent adjustment unit includes central controller and audio signal detection module, and audio signal detection mould
The output end of block is connected by analog-digital converter one with the input of data comparator, and the data comparator is double with central controller
Connected to the output end of connection, and central controller by the input of audio coder and signal processor.
The output end of data comparator is connected by feedback module one with the feedback input end of central controller, center control
The input connection of device and audio-frequency amplifier processed, and output end and the input company of audio signal detection module of audio-frequency amplifier
Connect.
Vision signal Intelligent adjustment unit includes central processing unit and video signal detection module, and video signal detection
The output end of module is connected by analog-digital converter two with the input of digital comparator, the digital comparator and central processing unit
It is bi-directionally connected, and central processing unit is connected by the input of video encoder and signal processor.
The output end of digital comparator is connected by feedback module two with the input of central processing unit, and central processing unit
Output end and the input of video processor connect, and the input of output end and the video signal detection module of video processor
End connection.
Remote mobile terminal include terminal control unit, and terminal control unit two inputs respectively with audio decoder with
And the output end connection of Video Decoder, the input of the audio decoder and Video Decoder by network communication module with
The output end connection of signal processor.
Terminal control unit is bi-directionally connected with speech memory and VRAM respectively, and two of terminal control unit are defeated
Go out input of the end respectively with loudspeaker and display to be connected.
In the present invention：Power module uses utility grid.
In the present invention：Signal processor includes traffic filter and isolated amplifier, and the input of traffic filter
The output end with audio coder and video encoder is connected respectively, the output end of the traffic filter and isolated amplifier
Input is connected, and the output end of isolated amplifier and the input of network communication module are connected.
In the present invention：Network communication module uses wireless network communication module.
In the present invention：Remote mobile terminal is using the PC that can access wireless network.
In the present invention：Central controller uses programmable controller, and central controller is externally provided with multiple Wiring ports.
In the present invention：Video processor is using the LVP605D series with VGA/DVI/HDMI expansion modules.
In the present invention：Audio coder and audio decoder use model LM567 tone decoder.
In the present invention：Central processing unit uses 51 single-chip microcomputers, and the central processing unit is externally provided with multiple Wiring ports.
In the present invention：Terminal control unit uses model Pentium E2210 integrated CPU, the terminal control unit peripheral hardware
There are multiple Wiring ports.
Operation principle：The present invention is before use, staff passes through the central controller in audio signal Intelligent adjustment unit
The minimum alarm threshold value of input audio signal（Generally 20Hz）To data comparator, the comparison value of voice data is used as；
Similarly, the minimum alarm that staff passes through the central controller incoming video signal in vision signal Intelligent adjustment unit
In threshold value to digital comparator, the comparison value of video data is used as.
The present invention is in use, this is used for the intelligent frequency modulation system of telecommunications, by audio signal Intelligent adjustment unit
The collection telecommunications transmission of audio signal sample module audio signal, and by analog-digital converter one by the mould gathered in real time
Intend signal and be converted to data signal, and the data signal after conversion is sent to data comparator, with default audio signal
Alarm threshold value is compared, by feedback module one by the too low feedback of the information of audio to central control if less than alarm threshold value
In device, central controller driving audio-frequency amplifier carries out audio amplification, and audio signal detection module is driven again again after audio amplification
It is secondary to be detected, untill audio signal meets the transmission requirement of telecommunications.
Voice data after meeting the requirements is encoded by audio coder, then passes through signal filtering in signal processor
The cooperation of device and isolated amplifier, processing and isolation enhanced processing is filtered to the audio signal after coding, then pass through
Audio signal after processing is sent to remote mobile terminal audio decoder and carries out audio decoder, decoding by network communication module
Audio-frequency information afterwards is sent to terminal control unit, terminal control unit can drive the speaker carry out the broadcasting work of voice data, together
When terminal control unit decoded voice data can be sent and stored to speech memory.
Similarly, this is used for the intelligent frequency modulation system of telecommunications, is believed by the video in vision signal Intelligent adjustment unit
The vision signal of number acquisition module collection telecommunications transmission, and turned the analog signal gathered in real time by analog-digital converter two
Data signal is changed to, and the data signal after conversion is sent to digital comparator, with default vision signal alarm threshold value
It is compared, by the feedback of the information that video is too low of feedback module two to central processing unit if less than alarm threshold value, in
Central processor driving video processor is amplified to vision signal, and video signal detection module is driven again after vision signal amplification
Detected again, untill vision signal meets the transmission requirement of telecommunications.
Video data after meeting the requirements is encoded by video encoder, then passes through signal filtering in signal processor
The cooperation of device and isolated amplifier, processing and isolation enhanced processing is filtered to the vision signal after coding, then pass through
Vision signal after processing is sent to remote mobile terminal Video Decoder and carries out audio decoder, decoding by network communication module
Video information afterwards is sent to terminal control unit, and terminal control unit can drive the display work of display progress video data, together
When terminal control unit decoded video data transmitting can be delivered in VRAM and stored.
In summary：This be used for telecommunications intelligent frequency modulation system, can to telecommunications transmit audio signal and
Vision signal is handled, and its audio signal and vision signal is met the transmission requirement of telecommunications all the time, is easy to remote
The signal reception work of journey mobile terminal, and be not in the phenomenon of voice data and video data loss, meet user's
Use demand；Secondly, this is used for the intelligent frequency modulation system of telecommunications, passes through audio coder, video encoder, audio decoder
The cooperation of device and Video Decoder, can prevent other people from eavesdropping, it is ensured that the security of voice data and video data transmission,
Meet the use demand of user.
It should be noted that herein, term " comprising ", "comprising" or its any other variant are intended to non-row
His property is included, so that process, method, article or equipment including a series of key elements not only include those key elements, and
And also including other key elements being not expressly set out, or also include for this process, method, article or equipment institute inherently
Key element.In the absence of more restrictions, by sentence " including one ... the key element limited, it is not excluded that including
Also there is other identical element in process, method, article or the equipment of the key element ".
The correlation module being related in the system is hardware system module or is prior art Computer Software journey
The functional module that sequence or agreement are combined with hardware, computer software programs or agreement involved by the functional module itself
The technology being well known to those skilled in the art, it is not the improvements of the system；The system is improved between each module
Interaction relationship or annexation, be that the overall construction of system is improved, to be solved with solving the system
Relevant art problem.
Although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of changes, modification can be carried out to these embodiments, replace without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (10)
1. a kind of intelligent frequency modulation system for telecommunications, including power module, audio signal Intelligent adjustment unit, video letter
Number Intelligent adjustment unit, signal processor, network communication module and remote mobile terminal, it is characterised in that：The audio letter
The output end of the power input and power module of number Intelligent adjustment unit and vision signal Intelligent adjustment unit is connected, and sound
Frequency signal intelligent adjustment unit and the output end of vision signal Intelligent adjustment unit pass sequentially through signal processor and network is logical
Believe that the input of module and remote mobile terminal is connected；
The audio signal Intelligent adjustment unit includes central controller and audio signal detection module, and audio signal detection mould
The output end of block is connected by analog-digital converter one with the input of data comparator, and the data comparator is double with central controller
Connected to the output end of connection, and central controller by the input of audio coder and signal processor；
The output end of the data comparator is connected by feedback module one with the feedback input end of central controller, center control
The input connection of device and audio-frequency amplifier processed, and output end and the input company of audio signal detection module of audio-frequency amplifier
Connect；
The vision signal Intelligent adjustment unit includes central processing unit and video signal detection module, and video signal detection
The output end of module is connected by analog-digital converter two with the input of digital comparator, the digital comparator and central processing unit
It is bi-directionally connected, and central processing unit is connected by the input of video encoder and signal processor；
The output end of the digital comparator is connected by feedback module two with the input of central processing unit, and central processing unit
Output end and the input of video processor connect, and the input of output end and the video signal detection module of video processor
End connection；
The remote mobile terminal include terminal control unit, and terminal control unit two inputs respectively with audio decoder with
And the output end connection of Video Decoder, the input of the audio decoder and Video Decoder by network communication module with
The output end connection of signal processor；
The terminal control unit is bi-directionally connected with speech memory and VRAM respectively, and two of terminal control unit are defeated
Go out input of the end respectively with loudspeaker and display to be connected.
2. a kind of intelligent frequency modulation system for telecommunications according to claim 1, it is characterised in that：The power supply mould
Block uses utility grid.
3. a kind of intelligent frequency modulation system for telecommunications according to claim 1, it is characterised in that：At the signal
Manage device include traffic filter and isolated amplifier, and traffic filter input respectively with audio coder and video
The output end connection of encoder, the output end of the traffic filter and the input of isolated amplifier are connected, and isolated amplifier
Output end and network communication module input connect.
4. a kind of intelligent frequency modulation system for telecommunications according to claim 1, it is characterised in that：The network leads to
Letter module uses wireless network communication module.
5. a kind of intelligent frequency modulation system for telecommunications according to claim 1, it is characterised in that：The long-range shifting
Dynamic terminal is using the PC that can access wireless network.
6. a kind of intelligent frequency modulation system for telecommunications according to claim 1, it is characterised in that：The center control
Device processed uses programmable controller, and central controller is externally provided with multiple Wiring ports.
7. a kind of intelligent frequency modulation system for telecommunications according to claim 1, it is characterised in that：At the video
Device is managed using the LVP605D series with VGA/DVI/HDMI expansion modules.
8. a kind of intelligent frequency modulation system for telecommunications according to claim 1, it is characterised in that：The audio is compiled
Code device and audio decoder use model LM567 tone decoder.
9. a kind of intelligent frequency modulation system for telecommunications according to claim 1, it is characterised in that：The centre
Manage device and use 51 single-chip microcomputers, the central processing unit is externally provided with multiple Wiring ports.
10. a kind of intelligent frequency modulation system for telecommunications according to claim 1, it is characterised in that：The terminal
Controller uses model Pentium E2210 integrated CPU, and the terminal control unit is externally provided with multiple Wiring ports.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710205206.1A CN106981293A (en) | 2017-03-31 | 2017-03-31 | A kind of intelligent frequency modulation system for telecommunications |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710205206.1A CN106981293A (en) | 2017-03-31 | 2017-03-31 | A kind of intelligent frequency modulation system for telecommunications |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106981293A true CN106981293A (en) | 2017-07-25 |
Family
ID=59339682
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710205206.1A Pending CN106981293A (en) | 2017-03-31 | 2017-03-31 | A kind of intelligent frequency modulation system for telecommunications |
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| Country | Link |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108205857A (en) * | 2017-12-05 | 2018-06-26 | 西安工程大学 | A kind of electrical communication system |
| CN108233893A (en) * | 2017-12-05 | 2018-06-29 | 西安工程大学 | A kind of instant communicating system |
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| CN1430416A (en) * | 2002-12-27 | 2003-07-16 | 北京华通为尔广视科技有限公司 | Wired television network monitoring system and monitoring method |
| US20090244375A1 (en) * | 2003-12-15 | 2009-10-01 | Koninklijke Philips Electronics N.V. | Circuit Arrangement and Method for Locking onto and/or Processing Data, in Particular Audio, T[ele]v[ision] and/or Video Data |
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| CN108233893A (en) * | 2017-12-05 | 2018-06-29 | 西安工程大学 | A kind of instant communicating system |
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