CN207652420U - A kind of microwave transport equipment being compatible with a variety of transmission systems - Google Patents
A kind of microwave transport equipment being compatible with a variety of transmission systems Download PDFInfo
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- CN207652420U CN207652420U CN201721629359.0U CN201721629359U CN207652420U CN 207652420 U CN207652420 U CN 207652420U CN 201721629359 U CN201721629359 U CN 201721629359U CN 207652420 U CN207652420 U CN 207652420U
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Abstract
The utility model discloses a kind of microwave transport equipments being compatible with a variety of transmission systems, including：Control device, base band device, radio-frequency unit and lane device, the control device includes interface module, informix processing module, secrecy interface module, the base band device includes image processing module, multi-channel modulating module, channel demodulation module, up-converter module, down conversion module, communication component, receives decoder module, the radio-frequency unit includes power amplifier module, triplexer, duplexer, radio-frequency module, low noise amplification module, and the lane device includes that number passes channel module.The utility model can carry out data interchange with equipments such as tactical intelligence terminal, battle reconnaissance TV, armoring system microwave, unmanned plane incoming only station and microwave transport equipments, and the video information that each Reconnaissance Equipment spies out is facilitated to share in time.
Description
Technical field
The utility model belongs to wireless communication field, is set more particularly, to a kind of microwave transmission being compatible with a variety of transmission systems
It is standby.
Background technology
Battlefield enemy and we's situation of modern war is fast changing, the capture of opportunity of combat, the cooperation of weapon, until operational commanding is all right
Battlefield information proposes update, higher requirement.The information interchange for realizing strategic reconnaissance of a campaign nature information in the multimedia form, is established
The operation Multi information space of commander, fighter and guarantee person's information activities, allow battlefield " transparence ", can effectively improve war
The real-time and accuracy of field decision.Video communication is the inexorable trend of digital battlefield, and the ecology potential that microwave figure passes equipment exists
It must go.
Ground force's microwave figure passes equipment and mainly allocates on individual-soldier system, scout car, command car and information processing vehicle, in army
It is very big to allot quantity.With the development of science and technology, the technology requirement that figure passes scouting is higher and higher, it is mainly manifested in following several sides
Face：A) microwave figure, which passes equipment, should have HD video transmittability, while can also transmit SD video, be detectd with adapting to current photoelectricity
Examine the development of equipment；B) microwave figure, which passes equipment, should certain simultaneous data and speech transmission ability so that can be used as one kind in emergency situations
Means of communication is communicated；C) microwave figure, which passes equipment, should have relay forwarding ability, when executing mountainous region jungle combat duty, detect
Examining unit being capable of direct communications and liaison when even remotely from the Reconnaissance Battalion institute preceding gone out far from rear command post；D) microwave figure passes equipment and should have
Interconnect ability, to adapt to services and arms combined operation demand, improves the acquisition capability and Information Products of intelligence reconnaissance information
Distribution sharing capability, and can realize and carry out coordinated investigation and combined intelligence security function between different departments, different platform.
Ground force's microwave figure passes signal equipment and mainly has at present：Microwave transport equipment, tactical intelligence terminal Type B, battle reconnaissance
TV, unmanned plane incoming only station and armoring system microwave.All there is deficiencies in each equipment use：A) in addition to microwave transport equipment,
Other figures, which pass equipment, cannot all transmit HD video；B) only microwave transport equipment and battle reconnaissance TV have simultaneous data and speech transmission energy
Power；C) each figure biography equipment communication system is incompatible, cannot achieve signal equipment and interconnects.Therefore, in order to be compatible with inheritance
And feasibility, it is badly in need of a kind of microwave transport equipment being compatible with a variety of transmission systems, realizes that each figure passes interconnecting for equipment.
Utility model content
The purpose of this utility model is to provide a kind of microwave transport equipments being compatible with a variety of transmission systems, can be compatible with land
Each main figure of army passes signal equipment, realizes that each figure passes interconnecting for equipment.
Realize the technical solution of the utility model aim：A kind of microwave transport equipment being compatible with a variety of transmission systems,
Including：Control device, base band device, radio-frequency unit and lane device, the control device include interface module, at informix
Manage module, secrecy interface module, the base band device include image processing module, multi-channel modulating module, channel demodulation module, on
Frequency-variable module, communication component, receives decoder module at down conversion module, and the radio-frequency unit includes power amplifier module, triplexer, double
Work device, radio-frequency module, low noise amplification module, the lane device include that number passes channel module, and wherein secrecy interface module is two-way
On the one hand communication terminal connection communication component, communication component connect the both-way communication end of triplexer by radio-frequency module, on the other hand
Pass through Ethernet connecting channel modulation module and informix processing module；Multi-channel modulating module passes through up-converter module and power amplifier
Module connects the input terminal of triplexer, and the output end of triplexer is integrated by down conversion module, channel demodulation module connection signal
Processing module；The both-way communication end of duplexer passes channel module connection signal integrated treatment module, the output of duplexer by number
End connects the both-way communication end of integrated treatment module by low noise amplification module with reception decoder module；Signal synthesis processing module is logical
Cross Ethernet downlink connection image processing module.
Compared with prior art, advantage is the utility model：(1) the utility model has and tactical intelligence terminal, dress
The function that nail body microwave receiver, armoring system microwave transmitter interconnect；(2) the utility model can pass through tactics feelings
Report terminal is reported, is received, sending video (resolution ratio cannot be more than 352*288) or message, can be carried out with tactical intelligence terminal
Ad hoc network；(3) the utility model can be communicated with armoring system microwave receiver, armoring system microwave transmitter, can
One way transmission of video, voice and data have the function of armoring system microwave relay, are relayed to video, voice and data；
(4) the utility model can forward the video of tactical intelligence terminal by processor application software, pass through armoring system
Microwave link reports；(5) the utility model can answer the video received from armoring system microwave link by processor
It is recompiled with software realization video and is reported by tactical intelligence terminal.
Description of the drawings
Fig. 1 is the structure diagram that the utility model is compatible with a variety of transmission system microwave transport equipments.
Fig. 2 is the functional block diagram that the utility model is compatible with a variety of transmission system microwave transport equipments.
Specific implementation mode
The utility model is further described in the following with reference to the drawings and specific embodiments.
As shown in Figure 1, the microwave transport equipment of compatible a variety of transmission systems, including：Control device, base band device, radio frequency
Device and lane device, the control device include interface module, informix processing module, secrecy interface module, the base
Band device includes image processing module, multi-channel modulating module, channel demodulation module, up-converter module, down conversion module, communication set
Part receives decoder module, and the radio-frequency unit includes power amplifier module, triplexer, duplexer, radio-frequency module, low noise amplification module, institute
It includes that number passes channel module, wherein the both-way communication end connection communication component of secrecy interface module, communication component to state lane device
On the one hand the both-way communication end of triplexer is connected by radio-frequency module, on the other hand by Ethernet connecting channel modulation module and
Informix processing module；Multi-channel modulating module connects the input terminal of triplexer, three works by up-converter module with power amplifier module
The output end of device passes through down conversion module, channel demodulation module connection signal integrated treatment module；The both-way communication end of duplexer
Channel module connection signal integrated treatment module is passed by number, the output end of duplexer by low noise amplification module and receives decoding mould
Block connects the both-way communication end of integrated treatment module；Signal synthesis processing module passes through Ethernet downlink connection image processing module.
The interface module provides electrically and mechanically interface for modules, including electric power management circuit, the Big Dipper receive electricity
Road, Ethernet interaction circuit and audio sample coding-decoding circuit, wherein electric power management circuit provide power supply for other modules,
Big Dipper receiving circuit is united information when being provided for communication component, and Ethernet interaction circuit provides Ethernet interactive interface, sound for module
Frequency sampling coding-decoding circuit is sampled and encoded to analog voice, is decoded to audio digital signals and DA conversions.
Described information integrated treatment module include with informix too net transmission circuit and informix special FPGA chip,
Wherein informix Ethernet transmission circuit provides the interface for carrying out Ethernet interaction, the realization pair of informix special FPGA chip
The control of informix processing module.
The secrecy interface module provides encryption interface for the information source of tactical intelligence terminal system.
Described image processing module includes image procossing special ARM chip, audio collection circuit and image procossing Ethernet
The coding of transmission circuit, wherein image procossing special ARM chip completion audio, image transcoding, the compound work of audio and video, audio are adopted
Collector completes the acquisition to analog voice, and image procossing Ethernet transmission circuit, which provides, carries out connecing for Ethernet data interaction
Mouthful；
The multi-channel modulating module includes Channel Modulation special FPGA chip and DAC chip, and wherein Channel Modulation is special
Fpga chip completes the modulation to armoring system audio, video data, and DAC chip is completed to convert the DA of data after modulation；
The channel demodulation module includes tuner, AD sampling A/D chips and channel demodulation special FPGA chip, wherein tuning
Device is secondary to radiofrequency signal to be down-converted to 36MHz, and AD sampling A/D chips are AD converted, and fpga chip completes signal demodulation；
The up-converter module includes the special VCO modules of up-conversion, up-conversion mixting circuit and amplifying circuit, wherein VCO
Module provides local oscillation signal for mixting circuit, and i/q signal is upconverted to 1.7-1.8GHz by mixting circuit, and amplifying circuit is to 1.7-
The radiofrequency signal of 1.8GHz carries out pre-amplification；
The down conversion module includes that amplification and simulation agc circuit, detecting circuit, down coversion mixting circuit and down coversion are special
With VCO modules, wherein VCO modules provide local oscillator for mixting circuit, and 1.7-1.8GHz signals are down-converted to by mixting circuit
560MHz signals, detecting circuit are sampled 560MHz signals, provide feedback signal for agc circuit, agc circuit is completed to increasing
The control of benefit；
The communication component includes AD/DA conversion chips, baseband chip and communication component special ARM chip, wherein AD/DA
Conversion chip completes AD, DA conversion of signal, and baseband chip completes baseband modulation and the demodulation of tactical intelligence terminal system, communication
Component special ARM chip realizes the control to the module；
The reception decoder module includes DVB-T base band ASIC, radio frequency chip and MCU, and wherein DVB-T base band ASIC is realized
The Baseband algorithms of DVB-T systems, radio frequency chip is realized carries out down-converted to radiofrequency signal, and MCU is realized to DVB-T base band
The configuration of ASIC.
The power amplifier module includes two stage power amplification, and isolator is equipped between two stage power amplification.
The triplexer includes a cavity body filter and two electrically tunable filters, realizes armoring system transmitting-receiving and tactics feelings
The combining for reporting terminal three channels of system, to share an antenna；
The duplexer includes two groups of LC filters, realizes that DVB-T system sum numbers pass the combining of two channels, to share
A piece antenna；
The radio-frequency module includes phaselocked loop, mixing, radio frequency amplifier and a circulator, and wherein phaselocked loop is that mixing carries
For local oscillator, Up/Down Conversion function is completed in mixing, and amplifier is amplified the small signal of reception or is carried out to the signal of transmission
Power amplification, circulator realize transmission duplex；
The low noise amplification module includes electrically controlled attenuator, low noise mixting circuit, the special VCO modules of low noise and low noise
It puts, wherein electrically controlled attenuator realizes that Gain Automatic control, low noise mixting circuit carry out up-conversion to radiofrequency signal, and low noise is special
Local oscillator is provided with VCO modules, low noise is realized the function of low level signal amplification.
It includes that number passes baseband chip, number passes special VCO modules, number passes mixting circuit sum number biography and puts that the number, which passes channel module,
Big device, wherein number, which passes baseband chip, realizes that number passes the Baseband algorithms of data, number passes special VCO modules and provides this for mixting circuit
It shakes, number passes mixting circuit and carries out Up/Down Conversion to signal, and number passes amplifier and is amplified to the small signal of reception or to sending
Signal carry out power amplification.
The microwave transport equipment includes armoring system transceiver channel, tactical intelligence terminal system transceiver channel, DVB-T bodies
Collection of letters road processed sum number passes transceiver channel.
Above-mentioned microwave transport equipment realizes the transfer function of a variety of transmission systems, including：It is (portable with microwave transport equipment
Type) communication (video is unidirectional, voice and data double-way), communicate with tactical intelligence terminal between vehicle border (video unidirectionally, data double-way),
Between vehicle border with armoring system microwave communication (unidirectional), the armoring system microwave of relaying, relaying tactical intelligence terminal, pass through combat terminal
Link trunking plate armour system video relays the typical mode of operation such as tactical intelligence terminal by armoring system microwave link, various
Operating mode is specially：
The microwave transport equipment communicated with microwave transport equipment (pocket) be by under vehicle video or picture on vehicle
It reports, after microwave transport equipment receives video and picture, is sent to processor and is shown and handled；Voice communication：It is micro-
Wave transmission device (pocket) receives analog voice and is transmitted wirelessly after encoded and modulation, and microwave transport equipment carries out nothing
Line is demodulated after receiving, and then microwave transport equipment is sent to by Ethernet, after microwave transport equipment carries out Channel Modulation
By wireless transmission, microwave transport equipment (pocket) carries out wireless receiving and demodulates, and is then decoded output analog voice；
Data communicate：Microwave transport equipment (pocket) receives the data of portable operation control terminal by Ethernet, is then modulated simultaneously
By wireless transmission, microwave transport equipment carries out wireless receiving and is demodulated, and data are sent to by Ethernet at information
Reason machine；Microwave transport equipment receives the data of processor by Ethernet, is passed by Radio Link after being modulated
Defeated, microwave transport equipment (pocket) carries out wireless receiving and is then demodulated, and passes through Ethernet output data to portable manipulation
Terminal；
It is communicated with tactical intelligence terminal between the vehicle border and receives video from processor including microwave transport equipment, carried out
Radio Link is sent to after modulation, commander's unit is received and demodulated from Radio Link, exports video；Microwave transport equipment from
Processor receives information, and Radio Link is sent to after being modulated, and commander's unit is received and demodulated from Radio Link,
Output data；Unit is commanded to send message by Radio Link, microwave transport equipment passes through after Radio Link is received and demodulated
Ethernet output is to processor；
Video, picture will be received from Ethernet by with armoring system microwave communication including microwave transport equipment between the vehicle border
And data are sent to armoring system information vehicle, after armoring system microwave receiving, are exported by industry ethernet；If without companion in video
Sound, interchanger analog voice is encoded after by Ethernet input to microwave transport equipment, believe voice as the sound accompaniment of video
Number, it is then delivered to armoring system information vehicle；
The armoring system microwave, that is, microwave transport equipment of relaying receives audio and video, the figure that armoring system scout car is sent
Then piece is relayed to armoring system information vehicle by microwave link, to increase communication distance and realize non-video transmission；
The video or data that Reconnaissance Equipment spies out are sent to by the relaying tactical intelligence terminal, that is, tactical intelligence terminal
Video, data are directly forwarded to battalion's command car by microwave transport equipment, microwave transport equipment by tactical intelligence terminal links；
It is described to relay the i.e. armoring system scout car of armoring system video by audio and video, data transmission by combat terminal links
To microwave transport equipment, video, data are directly transmitted to battalion's command car by microwave transport equipment by tactical intelligence terminal links；
It is described to be scouted Reconnaissance Equipment by armoring system microwave link relaying tactical intelligence terminal, that is, tactical intelligence terminal
Video or data be sent to microwave transport equipment, video is transmitted to dress by microwave transport equipment by armoring system microwave link
Nail body information vehicle.
The realization method of various channels and operating mode that microwave transport equipment includes is described in detail below.
It is communicated with tactical intelligence terminal：When receiving video, the data that tactical intelligence terminal is sent, radiofrequency signal is through triplexer
Filtering, the i/q signal of zero intermediate frequency is then down-converted to by radio-frequency module, then be AD converted, demodulate through communication component, output with
Too network data, Ethernet data export through the HUB in interface module and give peripheral hardware terminal；
When sending video, data to tactical intelligence terminal, peripheral hardware terminal is by network interface transmission data, by interface module
HUB to communication component, communication component modulates data, DA is converted into i/q signal, and i/q signal is mixed by radio-frequency module to be amplified,
It filters using triplexer, then exports.
With armoring system microwave communication：When receiving audio and video, the picture that armoring system microwave transmitter is sent, radiofrequency signal
It is filtered by triplexer, is then amplified by down conversion module, is mixed to 560MHz, then be down-converted to by channel demodulation module two level
36MHz, it is AD converted, re-demodulation exports TS stream signals and gives informix processing module, and informix processing module is again by TS
Flow data is packaged into UDP packets, is then exported through the HUB modules in interface and gives peripheral hardware terminal.
When sending audio and video, picture to armoring system microwave receiver or repeater, peripheral hardware terminal sends UDP by network interface
Data packet is given to image processing module through the HUB in interface module, if you do not need to transcoding, image processing module is directly by UDP
Packet is given to informix processing module by the HUB in interface module, and UDP encapsulatings are dressed up parallel TS by informix processing module
It flows to multi-channel modulating module, multi-channel modulating module is modulated TS, DA is converted into i/q signal to up-converter module, up-conversion
Module carries out being mixed to 1.7~1.8GHz, amplification again, amplifies using the two-stage of power amplifier, and triplexer is once filtered again, then
Launched by antenna.
If necessary to transcoding, UDP packets are first unpacked, are decoded, encoded, being packaged into TS streams by image processing module, then are packaged into
UDP packets are given to informix processing module by the HUB of interface module, and operation principle later is identical as not transcoding.
If there is audio signal transmission, sampling in the present image processing module of audio signal is encoded by ARM, is packaged again
At standard TS stream, with video TS flow it is compound, be packaged into UDP packets again and be given to informix processing module through the HUB in interface module,
Operation principle later is identical as video is sent.
Receive DVB-T and digital transmission communication：When receiving the video that DVB-T system microwave transmitters are sent, what antenna received penetrates
Frequency signal is filtered by duplexer, then is amplified through low noise amplification module, is mixed to 559MHz, filtering, then gives reception decoder module
Progress secondary mixing is zero intermediate frequency signals, then carries out sampling demodulation by the special chip of DVB-T, and then output TS flows comprehensive to information
Processing module is closed, TS streams are packaged into UDP packets and exported by informix processing module, and the HUB through interface module is transmitted to peripheral hardware terminal.
When carrying out digital transmission communication, voice first completes sample code in interface module, then reaches informix and handles mould
Block, message data reach informix processing module by Ethernet, and the two is packaged into SPI data by informix processing module
Channel module is passed to number, channel module is modulated and then upconverts to 397~400MHz to number biography to SPI data, power is put
Greatly, it filters using duplexer, launches finally by antenna.
After antenna receives number biography data, filtered by duplexer, number passes channel module and is amplified, filters, is mixed to
Then 140MHz counts biography transceiving chip and carries out sampling demodulation to 140MHz signals, exports SPI data and handle mould to informix
Block, informix processing module are message data or voice according to PID discriminations in data, and message data is packaged into UDP packets warp
Network interface exports, and voice data is then converted into CBUS bus protocols and is decoded to the audio sample codec chip in interface module
It is converted with DA, finally gives peripheral hardware.
Multichannel fusion transmission：When sending voice to microwave transport equipment, analog voice handles mould by informix
Sampling A/D chip in the block is completed coding, modulation and then is launched successively through radio-frequency front-end mixing amplification, again through multiplexer, antenna
It goes.When to microwave transport equipment transmission data, data are first sent to the ARM in informix processing module by PC by HUB
Processing system, then flogic system is issued by AXI bus interface, flogic system completes modulation, subsequent operation principle and transmission
Voice is identical.
When receiving the voice that microwave transport equipment is sent, analog signal passes sequentially through multiplexer, radio-frequency front-end, by information
Integrated treatment module completes demodulation, and analog voice is exported by power management module.When the number for receiving microwave transport equipment transmission
According to when, data analog signal successively pass through multiplexer, RF front-end module, number is then demodulated to by informix processing module
Signal, then Ethernet data is exported by HUB.
When sending video to tactical intelligence terminal or armoring system microwave, PC first passes through Ethernet video data
HUB is transmitted to informix processing module, the flogic system in informix processing module by digital signal modulated at analog signal,
Then it gives AD9361 and completes mixing, filter and amplification, exported using radio-frequency front-end and multiplexer.
When receiving the video of tactical intelligence terminal or armoring system microwave transmission, radiofrequency signal passes through multiplexer successively
And radio-frequency front-end, filtering, amplification, mixing are then completed by AD9361, then demodulated by informix processing module, then lead to
Cross HUB output Ethernet video datas.
When being relayed, the flogic system in informix processing module first carries out agreement to the base band of different systems and turns
It changes, then there are ARM processing systems to be bridged, complete forwarding.Functional block diagram such as Fig. 2.
Claims (6)
1. a kind of microwave transport equipment being compatible with a variety of transmission systems, which is characterized in that including：Control device, is penetrated base band device
Frequency device and lane device, the control device include interface module, informix processing module, secrecy interface module, described
Base band device includes image processing module, multi-channel modulating module, channel demodulation module, up-converter module, down conversion module, communication
Component receives decoder module, and the radio-frequency unit includes power amplifier module, triplexer, duplexer, radio-frequency module, low noise amplification module,
The lane device includes that number passes channel module, wherein the both-way communication end connection communication component of secrecy interface module, communication set
On the one hand part connects the both-way communication end of triplexer by radio-frequency module, on the other hand pass through Ethernet connecting channel modulation module
With informix processing module；Multi-channel modulating module connects the input terminal of triplexer by up-converter module with power amplifier module, and three
The output end of work device passes through down conversion module, channel demodulation module connection signal integrated treatment module；The both-way communication of duplexer
End passes through number and passes channel module connection signal integrated treatment module, and the output end of duplexer by low noise amplification module and receives decoding
Module connects the both-way communication end of integrated treatment module；Signal synthesis processing module passes through Ethernet downlink connection image procossing mould
Block.
2. microwave transport equipment according to claim 1, which is characterized in that control device is specially：
The interface module provides electrically and mechanically interface for modules, including electric power management circuit, Big Dipper receiving circuit, with
It nets interaction circuit very much and audio sample coding-decoding circuit, wherein electric power management circuit provides power supply, the Big Dipper for other modules
It unites when receiving circuit provides for communication component information, Ethernet interaction circuit provides Ethernet interactive interface for module, and audio is adopted
Sample coding-decoding circuit is sampled and encoded to analog voice, is decoded to audio digital signals and DA conversions；
Described information integrated treatment module includes that informix Ethernet transmission circuit and informix handle special FPGA chip,
Wherein informix Ethernet transmission circuit provides the interface for carrying out Ethernet interaction, and it is real that informix handles special FPGA chip
Now to the control of informix processing module.
3. microwave transport equipment according to claim 1, which is characterized in that base band device is specially：
Described image processing module includes image procossing special ARM chip, audio collection circuit and the transmitting-receiving of image procossing Ethernet
Circuit, wherein audio collection circuit complete the acquisition to analog voice, and image procossing Ethernet transmission circuit, which provides, carries out ether
The interface of net image data interaction；
The multi-channel modulating module includes Channel Modulation special FPGA chip and DAC chip, wherein Channel Modulation special FPGA core
Piece completes the modulation to audio, video data, and DAC chip is completed to convert the DA of data after modulation；
The channel demodulation module includes that tuner, AD sampling A/D chips and channel demodulation special FPGA chip, wherein tuner are complete
The secondary tuning of pairs of radiofrequency signal, the completion of AD sampling A/D chips are AD converted the signal after tuning, and channel demodulation is special
Fpga chip is completed to demodulate the signal after tuning；
The up-converter module includes that the special VCO modules of up-conversion, up-conversion mixting circuit and amplifying circuit, wherein up-conversion are special
Local oscillation signal is provided for mixting circuit with VCO modules, i/q signal is upconverted to 1.7-1.8GHz, amplifying circuit by mixting circuit
Pre-amplification is carried out to the radiofrequency signal of 1.7-1.8GHz；
The down conversion module includes that amplification and simulation agc circuit, detecting circuit, down coversion mixting circuit and down coversion are special
VCO modules, wherein VCO modules provide local oscillator for mixting circuit, and 1.7-1.8GHz signals are down-converted to 560MHz by mixting circuit
Signal, detecting circuit are sampled 560MHz signals, and feedback signal, the control of the complete pair gain of agc circuit are provided for agc circuit
System；
The communication component includes AD/DA conversion chips, baseband chip and communication component special ARM chip, wherein AD/DA conversions
Chip completes AD, DA conversion of signal, and baseband chip completes baseband modulation and demodulation, the realization pair of communication component special ARM chip
The control of communication component；
The reception decoder module includes DVB-T base band ASIC, radio frequency chip and MCU, and wherein radio frequency chip, which is realized, believes radio frequency
Number down-converted is carried out, MCU realizes configuration to DVB-T base band ASIC.
4. microwave transport equipment according to claim 1, which is characterized in that radio-frequency unit is specially：
The power amplifier module includes two stage power amplification, and isolator is equipped between two stage power amplification；
The triplexer includes a cavity body filter and two electrically tunable filters, realizes that armoring system transmitting-receiving and tactical intelligence are whole
The combining for holding three channels of system, to share an antenna；
The duplexer includes two groups of LC filters, realizes that DVB-T system sum numbers pass the combining of two channels, to share one
Antenna；
The radio-frequency module includes phaselocked loop, mixing, radio frequency amplifier and a circulator, and wherein phaselocked loop provides this for mixing
It shakes, Up/Down Conversion function is completed in mixing, and amplifier is amplified the small signal of reception or carries out power to the signal of transmission
Amplification, circulator realize transmission duplex；
The low noise amplification module mainly completes the mixing to radiofrequency signal, module include electrically controlled attenuator, low noise mixting circuit,
The special VCO modules of low noise and low noise amplifier, wherein electrically controlled attenuator realize the Gain Automatic control to radiofrequency signal, low
It makes an uproar and puts mixting circuit to radiofrequency signal progress up-conversion, the special VCO modules of low noise provide RF local oscillator, and low noise amplifier is real
The function that now radiofrequency signal is amplified.
5. microwave transport equipment according to claim 1, which is characterized in that it includes that number passes base band that the number, which passes channel module,
Chip, number pass special VCO modules, number passes mixting circuit sum number and passes amplifier, are carried for mixting circuit wherein number passes special VCO modules
For local oscillator, number passes mixting circuit and carries out Up/Down Conversion to signal, and number passes amplifier and is amplified to the small signal of reception or right
The signal of transmission carries out power amplification.
6. microwave transport equipment according to claim 1, which is characterized in that the microwave transport equipment includes armoring system
Transceiver channel, tactical intelligence terminal system transceiver channel, DVB-T system collections of letters road sum number pass transceiver channel.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201721629359.0U CN207652420U (en) | 2017-11-29 | 2017-11-29 | A kind of microwave transport equipment being compatible with a variety of transmission systems |
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| CN201721629359.0U CN207652420U (en) | 2017-11-29 | 2017-11-29 | A kind of microwave transport equipment being compatible with a variety of transmission systems |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110620599A (en) * | 2019-06-27 | 2019-12-27 | 上海航天电子有限公司 | Microminiature unmanned aerial vehicle data link terminal equipment |
| CN111679123A (en) * | 2020-08-12 | 2020-09-18 | 长沙北斗产业安全技术研究院有限公司 | Symbol edge and frequency estimation method and system suitable for multi-mode modulation system |
-
2017
- 2017-11-29 CN CN201721629359.0U patent/CN207652420U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110620599A (en) * | 2019-06-27 | 2019-12-27 | 上海航天电子有限公司 | Microminiature unmanned aerial vehicle data link terminal equipment |
| CN110620599B (en) * | 2019-06-27 | 2022-01-18 | 上海航天电子有限公司 | Microminiature unmanned aerial vehicle data link terminal equipment |
| CN111679123A (en) * | 2020-08-12 | 2020-09-18 | 长沙北斗产业安全技术研究院有限公司 | Symbol edge and frequency estimation method and system suitable for multi-mode modulation system |
| CN111679123B (en) * | 2020-08-12 | 2020-12-11 | 长沙北斗产业安全技术研究院有限公司 | Symbol edge and frequency estimation method and system suitable for multi-mode modulation system |
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Effective date of registration: 20191113 Address after: 212400 No. 16, new airport area, Jurong, Jiangsu, Zhenjiang Co-patentee after: Jiangsu Radio Factory Co., Ltd. Patentee after: Jiangsu and the special equipment Co., Ltd. Address before: 210000 16 Jurong Airport New District, Zhenjiang, Jiangsu Patentee before: Jiangsu and the special equipment Co., Ltd. |