CN107359975A - A kind of remote-controlled shortwave duplex communication system and its method of work - Google Patents
A kind of remote-controlled shortwave duplex communication system and its method of work Download PDFInfo
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- CN107359975A CN107359975A CN201710539059.1A CN201710539059A CN107359975A CN 107359975 A CN107359975 A CN 107359975A CN 201710539059 A CN201710539059 A CN 201710539059A CN 107359975 A CN107359975 A CN 107359975A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/14—Two-way operation using the same type of signal, i.e. duplex
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/29—Repeaters
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/155—Ground-based stations
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/1851—Systems using a satellite or space-based relay
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Abstract
The invention discloses a kind of remote-controlled shortwave duplex communication system and its method of work.On the one hand by the way that the short wavelength emissions node in communication system, short-wave reception node and remote control node are carried out into separation laying, and alien frequencies transmitting-receiving design is carried out to transmitting-receiving node, the transmitting-receiving communication of multidiameter delay can not only be realized, it can also significantly reduce interfering between transmitting-receiving node in communication, ensure the tranception-quality of shortwave duplex communication；On the other hand by establishing the repeated links such as optical fiber, microwave and satellite between node, the instant messaging between node is not only may insure, can also zoom out the communications spacing of short wavelength emissions node and short-wave reception node, further interfering between reduction transmitting-receiving node.
Description
Technical field
The present invention relates to New Technology Of Shortwave Communication field, in particular it relates to a kind of remote-controlled shortwave duplex communication system and
Its method of work.
Background technology
With the continuous development of the communication technology, shortwave (being often referred to the electromagnetic wave that working frequency is in 1.5M~30MHz) frequency
Band resource is increasingly in short supply, therefore the duplex communication demand between short-wave radio set is also increasingly urgent.But due to short-wave transmitter with
Short-wave receiver interferes, such as the strong electric wave signal sent by short-wave transmitter can be waited to intercept reception to short-wave receiver
Weak electric wave signal produce greatly interference, influence normally receiving for short-wave receiver, therefore shortwave duplex communication difficult to realize
Demand.Although it can be realized by the way of short-wave transmitter separates with short-wave receiver in geographical position and working frequency range double
Work is communicated, but great inconvenience can be so brought to user, influences Consumer's Experience.
The content of the invention
The problem of being not easy to realize duplex communication for existing short-wave radio set, it is double the invention provides a kind of remote-controlled shortwave
Work communication system and its method of work.
The technical solution adopted by the present invention, provides a kind of remote-controlled shortwave duplex communication system, including remote control station, short
Wave communication central station, short wave communication cell site and several distal end short-wave radio sets, wherein, the remote control station, the short wave communication
Separation is arranged two-by-two respectively for central station and the short wave communication cell site.
Optimization, the remote control station is set including the first optical transmitter and receiver, the first Wireless microwave communication equipment, the first satellite communication
Standby, the first duplex communication controller, human-computer interaction device and several remote control equipments, wherein, first optical transmitter and receiver, described
One Wireless microwave communication equipment connects the first duplex communication control with first satellite communication equipment difference wire communication
Device, the first duplex communication controller and the human-computer interaction device distinguish wire communication and connect each remote control equipment,
Baseband modulation/demodulator and transmitter controller, the baseband modulation/demodulation are built-in with each remote control equipment simultaneously
Device difference wire communication, which connects the first duplex communication controller and the human-computer interaction device, the transmitter controller, to be had
Line communicates to connect the first duplex communication controller；
The short wave communication central station is set including the second optical transmitter and receiver, the second Wireless microwave communication equipment, the second satellite communication
Standby, the second duplex communication controller and several shortwave either simplex receivers, wherein, it is second optical transmitter and receiver, described second wireless
Microwave telecommunication devices connect the second duplex communication controller with second satellite communication equipment difference wire communication, described
The difference wire communication of second duplex communication controller connects each shortwave either simplex receiver, while in each shortwave list
The first local oscillator signal generator, low-converter, low-noise amplifier and reception antenna, the reception day are built-in with work receiver
Line, the low-noise amplifier connect with the low-converter successively wire communication, and the first local oscillator signal generator is wired
The low-converter is communicated to connect, the low-converter wire communication connects the second duplex communication controller；
The short wave communication cell site is set including the 3rd optical transmitter and receiver, the 3rd Wireless microwave communication equipment, the 3rd satellite communication
Standby, the 3rd duplex communication controller and several shortwave either simplex emitters, wherein, it is the 3rd optical transmitter and receiver, the described 3rd wireless
Microwave telecommunication devices connect the 3rd duplex communication controller with the 3rd satellite communication equipment difference wire communication, described
The difference wire communication of 3rd duplex communication controller connects each shortwave either simplex emitter, while in each shortwave list
The second local oscillation signal generator, upconverter, power amplifier and transmitting antenna, the up-conversion are built-in with work emitter
Device, the power amplifier connect with the transmitting antenna successively wire communication, and the second local oscillation signal generator has respectively
Line communicates to connect the upconverter and the 3rd duplex communication controller, the upconverter wire communication connection described the
Three duplex communication controllers；
Second optical transmitter and receiver difference wire communication connection first optical transmitter and receiver and the 3rd optical transmitter and receiver, described second
Wireless microwave communication equipment distinguishes radio communication connection the first Wireless microwave communication equipment and the 3rd Wireless microwave leads to
Believe equipment, the second satellite communication equipment difference radio communication connects first satellite communication equipment and the 3rd satellite
Communication equipment, the shortwave either simplex receiver is different from the working frequency range of the shortwave either simplex emitter, any two shortwaves either simplex
The working frequency range of receiver also differs.
Optimization, mobile network communication module and/or PSTN simulations are built-in with the second duplex communication controller
Trunk interface.
Optimization, the first duplex communication controller passes through K interfaces and each remote control equipment wire communication respectively
It is connected, the first duplex communication controller is led to by E1 interfaces and first optical transmitter and receiver, first Wireless microwave respectively
Letter equipment is connected with the first satellite communication equipment wire communication.
Optimization, the second duplex communication controller has by K interfaces and each shortwave either simplex receiver respectively
Line communication is connected, and the second duplex communication controller is respectively by E1 interfaces and second optical transmitter and receiver, described second wireless
Microwave telecommunication devices are connected with the second satellite communication equipment wire communication.
Optimization, the 3rd duplex communication controller has by K interfaces and each shortwave either simplex emitter respectively
Line communication is connected, and the 3rd duplex communication controller is respectively by E1 interfaces and the 3rd optical transmitter and receiver, the described 3rd wireless
Microwave telecommunication devices are connected with the 3rd satellite communication equipment wire communication.
Optimization, the first duplex communication controller, the second duplex communication controller and/or the 3rd duplex
The also wired communication connection of communication controler has work duty phone.
Optimization, the human-computer interaction device is desktop computer and/or wire intercommunication.
The technical solution adopted by the present invention, on the other hand provide a kind of foregoing remote-controlled shortwave duplex communication system
Method of work, including downlink method of work and uplink receiving method of work, wherein, the downlink method of work bag
Include following steps：
S101. human-computer interaction device generates the first waiting message, is then sent to first waiting message and selects a choosing
Fixed remote control equipment, first waiting message include the first voice/digital information and send the working frequency range information of target；
S102. first voice/digital data modulation to base band is believed by baseband modulation/demodulator in remote control equipment
On number, the first low-frequency modulation signal is obtained, while a selected shortwave either simplex transmitting is selected by the transmitter controller in remote control equipment
Machine, the working frequency range adjustment information of the shortwave either simplex emitter is then generated according to the working frequency range information of the transmission target；
S103. the first duplex communication controller is passed sequentially through, positioned at the first duplex communication controller and the second duplex communication
The first communication relay link, the second duplex communication controller between controller, positioned at the second duplex communication controller and the 3rd
The second communication relay link and the 3rd duplex communication controller between duplex communication controller, first low frequency modulations are believed
Number and the working frequency range adjustment information be sent to corresponding to shortwave either simplex emitter；
S104. first by the second local oscillation signal generator in shortwave either simplex emitter according to the working frequency range adjustment information
First local oscillation signal corresponding to generation, and first local oscillation signal is sent to upconverter, then as upconverter by described in
First low-frequency modulation signal is loaded on first local oscillation signal, is obtained high-frequency modulation signal, is finally passed sequentially through power amplification
The high-frequency modulation signal is converted into the first radio wave that broadcast transmission goes out by device and transmitting antenna；
S105. distal end short-wave radio set corresponding with transmitting target, which is intercepted, receives first radio wave, and is passing through successively
After crossing low noise enhanced processing, down-converted and demodulation process, the first voice/digital information is obtained.
Optimization, the uplink receiving method of work comprises the following steps：
S201. distal end short-wave radio set generation the second voice/digital information；
S202. distal end short-wave radio set will select a selected shortwave either simplex receiver as target is received, then by work frequency
Section is adjusted to working frequency range corresponding with the reception target, while is modulated place successively to second voice/digital information
Reason and upconversion process, and be converted into the second radio wave broadcast and launch；
S203. shortwave either simplex receiver corresponding with receiving target, which is intercepted, receives second radio wave, and successively
After low noise amplification processing and down-converted, the second low-frequency modulation signal is obtained；
S204. the second duplex communication controller is passed sequentially through, positioned at the first duplex communication controller and the second duplex communication
The first communication relay link and the first duplex communication controller between controller, second low-frequency modulation signal is sent to
Select in a selected remote control equipment；
S205. processing is demodulated to second low-frequency modulation signal by baseband modulation/demodulator in remote control equipment,
Second voice/digital information is obtained, finally second voice/digital information is sent to human-computer interaction device and opened up
Show.
To sum up, using remote-controlled shortwave duplex communication system provided by the present invention and its method of work, have as follows
Beneficial effect：(1) by the way that the short wavelength emissions node in communication system, short-wave reception node and remote control node are carried out into separation cloth
And if to transmitting-receiving node carry out alien frequencies transmitting-receiving design, can not only realize multidiameter delay transmitting-receiving communication, can also communication when it is big
Interfering between amplitude reduction transmitting-receiving node, ensures the tranception-quality of shortwave duplex communication；(2) by establishing light between node
The repeated link such as fine, microwave and satellite, not only may insure the instant messaging between node, can also zoom out short wavelength emissions node with it is short
The communications spacing of ripple receiving node, further reduce transmitting-receiving node between interfering；(3) due at short wave communication center
Stand and do not configure short-wave transmitter, without sending electric wave, therefore there is extremely strong disguise, so as to by the shortwave duplex communication
System, which is applied, is needing hidden occasion, other side can not be determined the particular location of short wave communication central station, center of serve station work
Make the safety of personnel；(4) by configuring remote control station, it can make whole shortwave duplex communication system that there is distant control function, realize short range
Control centre stands and cell site, and the remote control station is had stronger disguise, ensures the safety of remote control station staff；
(5) the shortwave duplex communication system also has the characteristics that using flexible, laying is convenient, networking efficiency is good and simple in construction, profit
In actual promotion and application.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
There is the required accompanying drawing used in technology description to be briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation of remote-controlled shortwave duplex communication system provided by the invention.
Fig. 2 is the internal structure schematic diagram of the remote control equipment provided by the invention in shortwave duplex communication system.
Fig. 3 is the internal structure schematic diagram provided by the invention in shortwave duplex communication system intermediate waves either simplex receiver.
Fig. 4 is the internal structure schematic diagram provided by the invention in shortwave duplex communication system intermediate waves either simplex emitter.
In above-mentioned accompanying drawing：1st, distal end short-wave radio set 2, remote control equipment 3, shortwave either simplex receiver 4, the transmitting of shortwave either simplex
Machine 5, work duty phone.
Embodiment
Hereinafter with reference to accompanying drawing, it is logical that remote-controlled shortwave duplex provided by the invention is described in detail by way of example
Letter system and its method of work.Herein it should be noted that being used to help understand this hair for the explanation of these way of example
It is bright, but do not form limitation of the invention.
The terms "and/or", only a kind of incidence relation for describing affiliated partner, expression may have three kinds of passes
System, for example, A and/or B, can be represented：Individualism A, individualism B, while tri- kinds of situations of A and B, the terms be present
"/and " it is another affiliated partner relation of description, expression may have two kinds of relations, for example, A/ and B, can be represented：Individually deposit
In A, two kinds of situations of individualism A and B, in addition, character "/" herein, it is that a kind of "or" is closed to typically represent forward-backward correlation object
System.
Embodiment one
Fig. 1 shows the structural representation of remote-controlled shortwave duplex communication system provided by the invention, and Fig. 2 shows this
The internal structure schematic diagram of remote control equipment, Fig. 3 in shortwave duplex communication system that invention provides show provided by the invention
In the internal structure schematic diagram of shortwave duplex communication system intermediate waves either simplex receiver, Fig. 4 shows provided by the invention short
The internal structure schematic diagram of ripple duplex communication system intermediate waves either simplex emitter.
The present embodiment provide the remote-controlled shortwave duplex communication system, including remote control station, short wave communication central station,
Short wave communication cell site and several distal end short-wave radio sets 1, wherein, the remote control station, the short wave communication central station and described
Separation is arranged two-by-two respectively for short wave communication cell site；
The remote control station include the first optical transmitter and receiver, the first Wireless microwave communication equipment, the first satellite communication equipment, first pair
Work communication controler, human-computer interaction device and several remote control equipments 2, wherein, it is first optical transmitter and receiver, described first wireless micro-
The difference wire communication of communications apparatus and first satellite communication equipment connects the first duplex communication controller, and described the
One duplexing communication controler distinguishes wire communication with the human-computer interaction device and connects each remote control equipment 2, while each
Baseband modulation/demodulator and transmitter controller, the baseband modulation/demodulator difference are built-in with the individual remote control equipment 2
Wire communication connects the first duplex communication controller and the human-computer interaction device, the transmitter controller wire communication
Connect the first duplex communication controller；
The short wave communication central station is set including the second optical transmitter and receiver, the second Wireless microwave communication equipment, the second satellite communication
Standby, the second duplex communication controller and several shortwave either simplex receivers 3, wherein, it is second optical transmitter and receiver, described second wireless
Microwave telecommunication devices connect the second duplex communication controller with second satellite communication equipment difference wire communication, described
The difference wire communication of second duplex communication controller connects each shortwave either simplex receiver 3, while in each shortwave
The first local oscillator signal generator, low-converter, low-noise amplifier and reception antenna are built-in with either simplex receiver 3, it is described to connect
Receive antenna, the low-noise amplifier connects with the low-converter successively wire communication, the first local oscillator signal generator
Wire communication connects the low-converter, and the low-converter wire communication connects the second duplex communication controller；
The short wave communication cell site is set including the 3rd optical transmitter and receiver, the 3rd Wireless microwave communication equipment, the 3rd satellite communication
Standby, the 3rd duplex communication controller and several shortwave either simplex emitters 4, wherein, it is the 3rd optical transmitter and receiver, the described 3rd wireless
Microwave telecommunication devices connect the 3rd duplex communication controller with the 3rd satellite communication equipment difference wire communication, described
The difference wire communication of 3rd duplex communication controller connects each shortwave either simplex emitter 4, while in each shortwave
The second local oscillation signal generator, upconverter, power amplifier and transmitting antenna, the upper change are built-in with either simplex emitter 4
Frequency device, the power amplifier connect with the transmitting antenna successively wire communication, the second local oscillation signal generator difference
Wire communication connects the upconverter and the 3rd duplex communication controller, described in the upconverter wire communication connection
3rd duplex communication controller；
Second optical transmitter and receiver difference wire communication connection first optical transmitter and receiver and the 3rd optical transmitter and receiver, described second
Wireless microwave communication equipment distinguishes radio communication connection the first Wireless microwave communication equipment and the 3rd Wireless microwave leads to
Believe equipment, the second satellite communication equipment difference radio communication connects first satellite communication equipment and the 3rd satellite
Communication equipment, the shortwave either simplex receiver 3 is different from the working frequency range of the shortwave either simplex emitter 4, any two shortwaves list
The working frequency range of work receiver 3 also differs.
Further, first optical transmitter and receiver includes the first optical sender and the first photoreceiver, the second optical transmitter and receiver bag
The second optical sender, the 3rd optical sender and the second photoreceiver are included, the 3rd optical transmitter and receiver includes the 3rd photoreceiver；Its
In, the first optical sender wire communication connects second photoreceiver, the second light transmitting wire communication connection institute
The 3rd photoreceiver is stated, the 3rd optical sender wire communication connects first photoreceiver.
As illustrated in fig. 1 and 2, the remote control station is used to realize short wave communication central station described in local control and the short-pass
Believe cell site, make whole shortwave duplex communication system that there is distant control function.In the remote control station, the human-computer interaction device uses
In the input-output equipment as remote control station, on the one hand under the input operation of staff, generation includes the first voice/numeral
Information and treat the waiting message of descending transmission, on the other hand when receiving the second voice/digital information of uplink receiving, Xiang Gong
Make personnel and show the second voice/digital information, it can be, but not limited to as desktop computer and/or wire intercommunication.Institute
State in remote control equipment 2, the baseband modulation/demodulator is used to, by modulates information to be launched to baseband signal, obtain to be launched
Low-frequency modulation signal, or the low-frequency modulation signal of reception is demodulated, obtains receive information；The transmitter controller
For selecting a selected shortwave either simplex emitter, and working frequency range adjustment information corresponding to generation, to instruct selected shortwave list
Work emitter adjustment transmitting working frequency range.
As shown in figs. 1 and 3, the short wave communication central station is used for transfer low-frequency modulation signal to be launched and selected transmission
Emitter working frequency range adjustment information, and intercept and receive up radio wave.In the short wave communication central station, institute
Shortwave either simplex receiver 3 is stated to be used to intercept the up-link wireless electric wave received on its working frequency range, and to the up-link wireless electric wave
Receive electric signal and carry out low noise amplification processing and down-converted successively, the low-frequency modulation signal received, finally should
Low-frequency modulation signal is sent to the remote control station.
As shown in figs. 1 and 4, the short wave communication cell site is descending for low-frequency modulation signal to be launched to be converted to
Radio wave.In the short wave communication cell site, the one side of shortwave either simplex emitter 4 is used to adjust low frequency to be launched
Signal processed carries out upconversion process and power amplification processing successively, and powerful downlink radio is generated finally by transmitting antenna
Ripple.In addition, the distal end short-wave radio set is the short wave communication node in distal end, it can be that semiduplex short wave communication is whole
End, the full duplex shortwave that can also be made up of the remote control station, the short wave communication central station and the short wave communication cell site
Communication node.
As shown in figure 1, the first duplex communication controller, the second duplex communication controller and the 3rd duplex
Communication controler is respectively used to the Communications Interface Unit as remote control station, short wave communication central station and short wave communication cell site, real
Existing information or signal are in the corresponding transmission-receiving function stood.Controlled in the first duplex communication controller and second duplex communication
Between device, it is connected by first optical transmitter and receiver with the wire communication of second optical transmitter and receiver, corresponding first optical fiber can be established
Repeated link；Connected by the radio communication of the first Wireless microwave communication equipment and the second Wireless microwave communication equipment
Connect, corresponding first microwave relay link can be established；Set by first satellite communication equipment and second satellite communication
Standby radio communication connection, can establish corresponding first satellite relay link, thus can establish comprising foregoing three repeated links
The first communication relay link, realize the short range wired or wireless communication between remote control station and short wave communication central station.Equally exist
Between the second duplex communication controller and the 3rd duplex communication controller, pass through second optical transmitter and receiver and described the
The wire communication connection of three optical transmitter and receivers, can establish corresponding second Optical fiber relay link；Communicated by second Wireless microwave
Equipment is connected with the radio communication of the 3rd Wireless microwave communication equipment, can establish corresponding second microwave relay link；It is logical
The radio communication that second satellite communication equipment is crossed with the 3rd satellite communication equipment is connected, and can be established corresponding second and be defended
Star repeated link, the second communication relay link for including foregoing three repeated links thus can be established, realizes short wave communication center
The short range wired or wireless communication stood between short wave communication cell site.It should be noted that satellite communication is as a kind of special
Microwave communication, the microwave communication involved by the application refers to the microwave communication in addition to satellite communication, for example, terrestrial microwave leads to
Letter.
The method of work of the remote-controlled shortwave duplex communication system, including downlink method of work and uplink receiving
Method of work, wherein, the downlink method of work can be, but not limited to comprise the following steps：S101. human-computer interaction device
The first waiting message is generated, then first waiting message is sent to and selects a selected remote control equipment, described first is pending
Information includes the first voice/digital information and sends the working frequency range information of target；S102. adjusted by the base band in remote control equipment
System/demodulator on first voice/digital data modulation to baseband signal, will obtain the first low-frequency modulation signal, while by
Transmitter controller in remote control equipment selects a selected shortwave either simplex emitter, then according to the working frequency range of the transmission target
Information generates the working frequency range adjustment information of the shortwave either simplex emitter；S103. the first duplex communication controller, position are passed sequentially through
The first communication relay link between the first duplex communication controller and the second duplex communication controller, the second duplex communication control
Device processed, the second communication relay link between the second duplex communication controller and the 3rd duplex communication controller and the 3rd pair
Work communication controler, first low-frequency modulation signal and the working frequency range adjustment information are sent to corresponding shortwave either simplex
Emitter；S104. first by the second local oscillation signal generator in shortwave either simplex emitter according to the working frequency range adjustment information
First local oscillation signal corresponding to generation, and first local oscillation signal is sent to upconverter, then as upconverter by described in
First low-frequency modulation signal is loaded on first local oscillation signal, is obtained high-frequency modulation signal, is finally passed sequentially through power amplification
The high-frequency modulation signal is converted into the first radio wave that broadcast transmission goes out by device and transmitting antenna；S105. with launching mesh
Distal end short-wave radio set corresponding to mark, which is intercepted, receives first radio wave, and is passing through low noise amplification processing, lower change successively
After frequency processing and demodulation process, the first voice/digital information is obtained.
In addition, the uplink receiving method of work comprises the following steps：S201. distal end short-wave radio set generate the second voice/
Digital information；S202. distal end short-wave radio set will select a selected shortwave either simplex receiver as target is received, then by work frequency
Section is adjusted to working frequency range corresponding with the reception target, while is modulated place successively to second voice/digital information
Reason and upconversion process, and be converted into the second radio wave broadcast and launch；S203. shortwave either simplex corresponding with receiving target
Receiver, which is intercepted, receives second radio wave, and after low noise amplification processing and down-converted, is obtaining successively
Second low-frequency modulation signal；S204. the second duplex communication controller is passed sequentially through, positioned at the first duplex communication controller and second
The first communication relay link and the first duplex communication controller between duplex communication controller, second low frequency modulations are believed
Number it is sent to and selects in a selected remote control equipment；S205. by baseband modulation/demodulator in remote control equipment to second low frequency
Modulated signal is demodulated processing, obtains the second voice/digital information, finally passes second voice/digital information
Human-computer interaction device is delivered to be shown.
Comprehensive foregoing remote-controlled shortwave duplex communication system and its method of work, on the one hand by by communication system
Short wavelength emissions node, short-wave reception node and remote control node carry out separation laying, and alien frequencies transmitting-receiving is carried out to transmitting-receiving node and is set
Meter, the transmitting-receiving communication of multidiameter delay can be not only realized, can also significantly reduce interfering between transmitting-receiving node in communication,
Ensure the tranception-quality of shortwave duplex communication.On the other hand by establishing the repeated links such as optical fiber, microwave and satellite between node,
The instant messaging between node is not only may insure, between the communications that can also zoom out short wavelength emissions node and short-wave reception node
Away from interfering between further reduction transmitting-receiving node.Further, since short-wave transmitter is not configured in short wave communication central station,
Electric wave need not be sent, therefore there is extremely strong disguise, it is hidden in needs so as to which the shortwave duplex communication system is applied
Occasion, other side can not be determined the particular location of short wave communication central station, the safety of center of serve station staff, lead to simultaneously
Configuration remote control station is crossed, can make whole shortwave duplex communication system that there is distant control function, realize remote control center station and cell site,
And make the remote control station that there is stronger disguise, ensure the safety of remote control station staff.
Optimization, mobile network communication module and/or PSTN simulations are built-in with the second duplex communication controller
Trunk interface.As shown in figure 1, by configuring the mobile network communication module, the second duplex communication controller can be made
Mobile communications network, such as 3G/4G/5G mobile communications networks are had access to, further facilitates practicality.By configuring the PSTN
Analog Trunk Interface, the second duplex communication controller can also be made to have access to PSTN communication networks, same further side
Just it is practical.
Optimization, the first duplex communication controller passes through K interfaces and each wire communication of remote control equipment 2 respectively
It is connected, the first duplex communication controller is led to by E1 interfaces and first optical transmitter and receiver, first Wireless microwave respectively
Letter equipment is connected with the first satellite communication equipment wire communication.
Optimization, the second duplex communication controller has by K interfaces and each shortwave either simplex receiver 3 respectively
Line communication is connected, and the second duplex communication controller is respectively by E1 interfaces and second optical transmitter and receiver, described second wireless
Microwave telecommunication devices are connected with the second satellite communication equipment wire communication.
Optimization, the 3rd duplex communication controller has by K interfaces and each shortwave either simplex emitter 4 respectively
Line communication is connected, and the 3rd duplex communication controller is respectively by E1 interfaces and the 3rd optical transmitter and receiver, the described 3rd wireless
Microwave telecommunication devices are connected with the 3rd satellite communication equipment wire communication.
Optimization, the first duplex communication controller, the second duplex communication controller and/or the 3rd duplex
The also wired communication connection of communication controler has work duty phone 5.As shown in figure 1, by configuring the work duty phone 5, can facilitate
Daily call contact is carried out between each station, such as：Maintenance communication in routine work etc..
Further, if the Optical fiber relay link, the microwave relay chain in the first, second communication relay link
The work load of duplex communication controller can not only be increased by carrying out communication relay simultaneously for road and the satellite relay link, influence it
Operating efficiency, and the transmitting-receiving of information can be caused to produce repetition, influence the experience on probation of system.Therefore, it is necessary to communication chain
The link of specific link improves the operating efficiency of system using making a choice in road.To realize above-mentioned technique effect, each
The communicating end setting signal selecting module of communication relay link, the signal selection module according to the Optical fiber relay link,
The signaling rate difference of microwave relay link and satellite relay link, prioritizing selection Optical fiber relay link communication, in optical fiber
In the case that repeated link communication is broken off, prioritizing selection microwave relay link communication, in above-mentioned Optical fiber relay link and microwave
In the case that link is broken off, satellite relay link is selected to be communicated；The signal selection module includes signal detection
Module and coupled data selection control, the data selection control include data selector.
Specifically, first optical transmitter and receiver, the first Wireless microwave communication equipment and the first satellite communication equipment with it is described
The signal output part that first duplex communication controller is connected is connected to the first fiber-optic signal detection module, the first microwave letter
Number detection module and the first satellite-signal detection module, the first fiber-optic signal detection module, the first microwave signal detection mould
Block and the first satellite-signal detection module are connected with the first data selection control respectively, the first data selection control
It is connected with the first duplex communication controller.To realize that the repeated link during uplink receiving selects.
In the 3rd optical transmitter and receiver, the 3rd Wireless microwave communication equipment and the 3rd satellite communication equipment and the described 3rd duplex
The signal output part that communication controler is connected is connected to the second fiber-optic signal detection module, the second microwave signal detection mould
Block and the second satellite-signal detection module, the second fiber-optic signal detection module, the second microwave signal detection module and second
Satellite-signal detection module is connected respectively at the second data selection control, the second data selection control and described the
Three duplex communication controllers are connected.To realize that the repeated link during downlink selects.
In communication process, under normal circumstances, the Optical fiber relay link is transmitted in the data selection control selection
Transmission signal；If the fiber-optic signal detection module is not detected by signal, the microwave signal detection module has detected that signal,
Then show that the Optical fiber relay link communication has been broken off, then the microwave relay link is transmitted in the data selection control selection
Transmission signal；If the fiber-optic signal detection module is not detected by signal with the microwave signal detection module, described to defend
Star signal detection module has detected that signal, then shows that the Optical fiber relay link communication and the microwave relay link communication are equal
It has been broken off that, now, the transmission signal of the satellite relay link is transmitted in the data selection control selection.
The remote-controlled shortwave duplex communication system and its method of work that the present embodiment provides, have following beneficial to effect
Fruit：(1) by the way that the short wavelength emissions node in communication system, short-wave reception node and remote control node are carried out into separation laying, and it is right
Transmitting-receiving node carries out alien frequencies transmitting-receiving design, can not only realize the transmitting-receiving communication of multidiameter delay, can also significantly subtract in communication
Interfering between small transmitting-receiving node, ensure the tranception-quality of shortwave duplex communication；(2) by establishing optical fiber, micro- between node
Involve the repeated links such as satellite, not only may insure the instant messaging between node, can also zoom out short wavelength emissions node and be connect with shortwave
The communications spacing of node is received, further interfering between reduction transmitting-receiving node；(3) due in short wave communication central station not
Short-wave transmitter is configured, without sending electric wave, therefore there is extremely strong disguise, so as to by the shortwave duplex communication system
Applying is needing hidden occasion, other side can not be determined the particular location of short wave communication central station, center of serve station work people
The safety of member；(4) by configuring remote control station, it can make whole shortwave duplex communication system that there is distant control function, realize local control
Central station and cell site, and make the remote control station that there is stronger disguise, ensure the safety of remote control station staff；(5) institute
Stating shortwave duplex communication system also has the characteristics that using flexible, laying convenience, networking efficiency are good and simple in construction, beneficial to reality
Promotion and application.
As described above, it can preferably realize the present invention.For a person skilled in the art, according to the religion of the present invention
Lead, design various forms of remote-controlled shortwave duplex communication systems and its method of work and do not need performing creative labour.
These embodiments are changed without departing from the principles and spirit of the present invention, changed, are replaced, are integrated and modification still
Fall within the scope of protection of the present invention.
Claims (10)
- A kind of 1. remote-controlled shortwave duplex communication system, it is characterised in that, including remote control station, short wave communication central station, shortwave Communicate cell site and several distal end short-wave radio sets (1), wherein, the remote control station, the short wave communication central station and described short Separation is arranged two-by-two respectively for wave communication cell site.
- 2. a kind of remote-controlled shortwave duplex communication system as claimed in claim 1, it is characterised in that the remote control station includes First optical transmitter and receiver, the first Wireless microwave communication equipment, the first satellite communication equipment, the first duplex communication controller, man-machine interaction Equipment and several remote control equipments (2), wherein, first optical transmitter and receiver, the first Wireless microwave communication equipment and described the The difference wire communication of one satellite communication equipment connects the first duplex communication controller, the first duplex communication controller and The human-computer interaction device distinguishes wire communication and connects each remote control equipment (2), while in each remote control equipment (2) In be built-in with baseband modulation/demodulator and transmitter controller, described in the baseband modulation/demodulator difference wire communication connection First duplex communication controller and the human-computer interaction device, transmitter controller wire communication connection first duplex Communication controler；The short wave communication central station includes the second optical transmitter and receiver, the second Wireless microwave communication equipment, the second satellite communication equipment, the Two duplex communication controllers and several shortwave either simplex receivers (3), wherein, it is second optical transmitter and receiver, described second wireless micro- The difference wire communication of communications apparatus and second satellite communication equipment connects the second duplex communication controller, and described the The difference wire communication of two duplex communication controllers connects each shortwave either simplex receiver (3), while in each shortwave The first local oscillator signal generator, low-converter, low-noise amplifier and reception antenna are built-in with either simplex receiver (3), it is described Reception antenna, the low-noise amplifier connect with the low-converter successively wire communication, and first local oscillation signal occurs Device wire communication connects the low-converter, and the low-converter wire communication connects the second duplex communication controller；The short wave communication cell site includes the 3rd optical transmitter and receiver, the 3rd Wireless microwave communication equipment, the 3rd satellite communication equipment, the Three duplex communication controllers and several shortwave either simplex emitters (4), wherein, it is the 3rd optical transmitter and receiver, the described 3rd wireless micro- The difference wire communication of communications apparatus and the 3rd satellite communication equipment connects the 3rd duplex communication controller, and described the The difference wire communication of three duplex communication controllers connects each shortwave either simplex emitter (4), while in each shortwave Be built-in with the second local oscillation signal generator, upconverter, power amplifier and transmitting antenna in either simplex emitter (4), it is described on Frequency converter, the power amplifier connect with the transmitting antenna successively wire communication, the second local oscillation signal generator point Other wire communication connects the upconverter and the 3rd duplex communication controller, and the upconverter wire communication connects institute State the 3rd duplex communication controller；The second optical transmitter and receiver difference wire communication connects first optical transmitter and receiver and the 3rd optical transmitter and receiver, and described second is wireless Radio communication connects the first Wireless microwave communication equipment to microwave telecommunication devices respectively and the 3rd Wireless microwave communication is set Standby, the second satellite communication equipment difference radio communication connects first satellite communication equipment and the 3rd satellite communication Equipment, the shortwave either simplex receiver (3) is different from the working frequency range of the shortwave either simplex emitter (4), any two shortwaves list The working frequency range of work receiver (3) also differs.
- 3. a kind of remote-controlled shortwave duplex communication system as claimed in claim 2, it is characterised in that in the described second duplex Mobile network communication module and/or PSTN Analog Trunk Interface are built-in with communication controler.
- 4. a kind of remote-controlled shortwave duplex communication system as claimed in claim 2, it is characterised in that first duplex is logical Letter controller is connected by K interfaces with each remote control equipment (2) wire communication respectively, the first duplex communication controller Pass through E1 interfaces and first optical transmitter and receiver, the first Wireless microwave communication equipment and first satellite communication equipment respectively Wire communication is connected.
- 5. a kind of remote-controlled shortwave duplex communication system as claimed in claim 2, its feature is in t in second duplex Communication controler is connected by K interfaces with each shortwave either simplex receiver (3) wire communication respectively, and second duplex is logical Letter controller passes through E1 interfaces and second optical transmitter and receiver, the second Wireless microwave communication equipment and second satellite respectively Communication equipment wire communication is connected.
- 6. a kind of remote-controlled shortwave duplex communication system as claimed in claim 2, it is characterised in that the 3rd duplex is logical Letter controller is connected by K interfaces with each shortwave either simplex emitter (4) wire communication respectively, the 3rd duplex communication Controller is led to by E1 interfaces and the 3rd optical transmitter and receiver, the 3rd Wireless microwave communication equipment and the 3rd satellite respectively Letter equipment wire communication is connected.
- 7. a kind of remote-controlled shortwave duplex communication system as claimed in claim 2, it is characterised in that first duplex is logical Letter controller, the second duplex communication controller and/or the also wired communication connection of the 3rd duplex communication controller have work Diligent phone (5).
- 8. a kind of remote-controlled shortwave duplex communication system as claimed in claim 2, it is characterised in that the man-machine interaction is set Standby is desktop computer and/or wire intercommunication.
- 9. a kind of method of work of remote-controlled shortwave duplex communication system as described in claim 2~8 any one, it is special Sign is, including downlink method of work and uplink receiving method of work, wherein, the downlink method of work is included such as Lower step：S101. human-computer interaction device generates the first waiting message, then first waiting message is sent to to select one selected Remote control equipment, first waiting message include the first voice/digital information and send the working frequency range information of target；S102. by baseband modulation/demodulator in remote control equipment by first voice/digital data modulation to baseband signal On, the first low-frequency modulation signal is obtained, while a selected shortwave either simplex emitter is selected by the transmitter controller in remote control equipment, Then the working frequency range adjustment information of the shortwave either simplex emitter is generated according to the working frequency range information of the transmission target；S103. pass sequentially through the first duplex communication controller, controlled positioned at the first duplex communication controller and the second duplex communication The first communication relay link, the second duplex communication controller between device, positioned at the second duplex communication controller and the 3rd duplex The second communication relay link and the 3rd duplex communication controller between communication controler, by first low-frequency modulation signal and The working frequency range adjustment information is sent to corresponding shortwave either simplex emitter；S104. first generated by the second local oscillation signal generator in shortwave either simplex emitter according to the working frequency range adjustment information Corresponding first local oscillation signal, and first local oscillation signal is sent to upconverter, then by upconverter by described first Low-frequency modulation signal is loaded on first local oscillation signal, obtains high-frequency modulation signal, finally pass sequentially through power amplifier and The high-frequency modulation signal is converted into the first radio wave that broadcast transmission goes out by transmitting antenna；S105. distal end short-wave radio set corresponding with transmitting target, which is intercepted, receives first radio wave, and successively through too low After noise enhanced processing, down-converted and demodulation process, the first voice/digital information is obtained.
- A kind of 10. method of work of remote-controlled shortwave duplex communication system as claimed in claim 9, it is characterised in that institute Uplink receiving method of work is stated to comprise the following steps：S201. distal end short-wave radio set generation the second voice/digital information；S202. distal end short-wave radio set will select a selected shortwave either simplex receiver as target is received, and then adjust working frequency range It is whole to working frequency range corresponding with the reception target, while second voice/digital information is modulated successively processing and Upconversion process, and be converted into the second radio wave broadcast and launch；S203. shortwave either simplex receiver corresponding with receiving target, which is intercepted, receives second radio wave, and is passing through successively After low noise amplification processing and down-converted, the second low-frequency modulation signal is obtained；S204. pass sequentially through the second duplex communication controller, controlled positioned at the first duplex communication controller and the second duplex communication The first communication relay link and the first duplex communication controller between device, second low-frequency modulation signal is sent to and selects one In selected remote control equipment；S205. processing is demodulated to second low-frequency modulation signal by baseband modulation/demodulator in remote control equipment, obtained Second voice/digital information, finally second voice/digital information is sent to human-computer interaction device and is shown.
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| CN201710487683 | 2017-06-23 | ||
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110248420A (en) * | 2019-06-19 | 2019-09-17 | 广州维德科技有限公司 | A kind of cluster of base stations system and implementation method based on wireless communication protocol |
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