CN205643693U - A pentahapto receiving and dispatching subassembly - Google Patents
A pentahapto receiving and dispatching subassembly Download PDFInfo
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- CN205643693U CN205643693U CN201620268624.6U CN201620268624U CN205643693U CN 205643693 U CN205643693 U CN 205643693U CN 201620268624 U CN201620268624 U CN 201620268624U CN 205643693 U CN205643693 U CN 205643693U
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Abstract
The utility model relates to a pentahapto receiving and dispatching subassembly belongs to radar corollary equipment technical field. It comprises a plurality of transmit and receive links, a plurality of transmit -receive switch modules etc. And its characteristics are: the meritorious branch / synthesizer of installation, controller, transmit chain, receive chain, transmit -receive switch module on the plate body, transmit chain includes power amplifier, isolator, receive chain includes that the low noise is put, wave filter, clipper -limiter, the transmit and receive link all includes digital phase shifter, three -terminal circulator, the transmit -receive switch module includes clipper -limiter, three -terminal circulator, merit branch / synthesizer is including excitation distribution network, the synthetic network of echo, the controller includes ripples accuse module, detection module, square wave production module. Guaranteeing the original function of receiving and dispatching subassembly, reducing connecting cable between parts, the wiring is convenient, and the fault rate is low, has improved work efficiency. The problem of current separately signal processing subdividing receiving and dispatching subassembly mode do not gets into, make connecting cable quantity huge, the wiring difficulty, the fault rate is high, work efficiency is low is solved.
Description
Technical field
This utility model relates to a kind of five in one transmitting-receiving subassembly, belongs to radar corollary equipment technical field.
Background technology
Along with making constant progress of Radar Technology, phased-array radar transmitting-receiving subassembly number is on the increase, the electricity of antenna array
Cable quantity rolls up the most therewith.The pumping signal of tradition transmitting-receiving subassembly and echo-signal, be all by the letter on antenna array
Number allotter or signal synthesizer enter back into each transmitting-receiving subassembly and receiver after processing so that number of cables is huge,
Layout cable is extremely difficult.Therefore, research and develop a device aggregation degree high, arrange that cable is convenient, effectively reduce fault rate, improve work
The five in one transmitting-receiving subassembly making efficiency is extremely necessary.
Summary of the invention
The purpose of this utility model is: for above-mentioned the deficiencies in the prior art, it is provided that a kind of collection merit divides/and synthesizer, control
Device processed, multiple transmitting chain, multiple reception link, multiple transmit-receive switch module, in one, greatly reduce number of cables, wiring side
Just, effectively reduce fault rate, improve the five in one transmitting-receiving subassembly of work efficiency；Solve prior art separately process signal to distinguish again
Entering transmitting-receiving subassembly and the mode of receiver, cause connecting number of cables huge, difficult wiring, out of order probability is high, work
Inefficient problem.
This utility model is to realize above-mentioned purpose by the following technical solutions:
This five in one transmitting-receiving subassembly by merit divide/synthesizer, controller, multiple transmitting chain, multiple reception link, Duo Geshou
Send out switch module to constitute, it is characterised in that: meritorious point/synthesizer, controller, transmitting chain, reception link, receipts are installed on plate body
Send out switch module；Transmitting chain includes digital phase shifter, power amplifier, isolator, three end circulators；Receive link and include number
Word phase shifter, low-noise amplifier, wave filter, amplitude limiter, three end circulators, π type attenuator, fixed phase shifter, one-to-two merit
Divide device, five in one power combiner；Transmit-receive switch module includes amplitude limiter, three end circulators；Merit divides/and synthesizer includes excitation point
Distribution network, echo synthesis network；Controller includes ripple control module, detection module, square wave generation module, communication module；
The circuit structure of transmitting chain is: and the pumping signal input of digital phase shifter divides with merit/and synthesizer is connected, numeral
The outfan of phase shifter is connected with power amplifier, and power amplifier is connected to one end of three end circulators, three end circulators
The other end is connected with radio-frequency power output/echo-signal input；
The circuit structure receiving link is: radio-frequency power output/echo-signal input passes through the 3rd of three end circulators
End is connected with the input of amplitude limiter, and the outfan of amplitude limiter is connected with wave filter, wave filter and the input of low-noise amplifier
End connects, and the outfan of low-noise amplifier is connected with the echo-signal input of digital phase shifter；The echo of digital phase shifter
Five tunnel echo-signals of signal output part output are distinguished, each via five π type attenuators, five fixed phase shifters and one-to-two
Power splitter connects, and five tunnel echo-signals are divided into the five in one power in two groups, left and right, left set of and left side by five one-to-two power splitters
Synthesizer connects, and exports echo 1, and right group is connected with the five in one power combiner on right side, exports echo 2.
Described merit divides/and the excitation distribution network of synthesizer is by one-to-two power divider based on Wilkinson power divider
With two one point five power divider compositions.
Described merit divides/and the echo synthesis network of synthesizer is by the network fixing phase shift based on Chebyshev amplitude weighted sum
Composition, fixing phase shift number of degrees interval △ φ is by formulaDrawing, in formula, d is radar cell antenna distance, λ
For radar operating center frequency corresponding wavelength, ψ is radar and wave beam initially fixes the phase shift number of degrees.
Described digital phase shifter is transmit-receive sharing, and the transmit-receive switch built-in by digital phase shifter is changed.
In described transmit-receive switch module has been used for the working cycle, output RF power pulses leads to receiving echo-signal
Road is changed.
Described merit divides/and synthesizer has been used for pumping signal distribution and echo-signal fixes phase shift and synthesis.
Described controller is used for and inter-terminal communication, collection fault-signal, generation PIN square wave, test square wave and control
Signal.
This utility model having the beneficial effects that compared with prior art:
This five in one transmitting-receiving subassembly collection merit divides/synthesizer, controller, multiple transmitting chain, multiple reception link, Duo Geshou
Send out switch module in one, greatly reduce the connection cable between parts, cloth on the premise of transmitting-receiving subassembly original function ensureing
Line is neat, directly perceived, convenient, and machine volume is little, effectively reduces fault rate, improves work efficiency.Solve prior art separately
Process signal and respectively enter the mode of transmitting-receiving subassembly and receiver again, cause connecting number of cables huge, difficult wiring, is out of order
Probability high, ineffective problem.
Accompanying drawing explanation
Fig. 1 is the operation principle schematic diagram of a kind of five in one transmitting-receiving subassembly.
Detailed description of the invention
1 the embodiment of this five in one transmitting-receiving subassembly is described in further details below in conjunction with the accompanying drawings:
This five in one transmitting-receiving subassembly by merit divide/synthesizer, controller, multiple transmitting chain, multiple reception link, Duo Geshou
Send out switch module to constitute, plate body is installed meritorious point/synthesizer, controller, transmitting chain, reception link, transceiver module；Launch
Link includes digital phase shifter, power amplifier, isolator, three end circulators；Receive link and include digital phase shifter, low noise
Amplifier, wave filter, amplitude limiter, three end circulators, π type attenuator, fixed phase shifter, one-to-two power splitter, five in one power
Synthesizer；Transmit-receive switch module includes amplitude limiter, three end circulators；Merit divides/and synthesizer includes excitation distribution network, echo synthesis
Network；Controller includes ripple control module, detection module, square wave generation module, communication module；
The circuit structure of transmitting chain is: and the pumping signal input of digital phase shifter divides with merit/and synthesizer is connected, numeral
The outfan of phase shifter is connected with power amplifier, and power amplifier is connected to one end of three end circulators, three end circulators
The other end is connected with radio-frequency power output/echo-signal input；
The circuit structure receiving link is: radio-frequency power output/echo-signal input passes through the 3rd of three end circulators
End is connected with the input of amplitude limiter, and the outfan of amplitude limiter is connected with wave filter, wave filter and the input of low-noise amplifier
End connects, and the outfan of low-noise amplifier is connected with the echo-signal input of digital phase shifter；The echo of digital phase shifter
Five tunnel echo-signals of signal output part output are distinguished, each via five π type attenuators, five fixed phase shifters and one-to-two
Power splitter connects, and five tunnel echo-signals are divided into the five in one power in two groups, left and right, left set of and left side by five one-to-two power splitters
Synthesizer connects, and exports echo 1, and right group is connected with the five in one power combiner on right side, exports echo 2.
Described merit divides/and the excitation distribution network of synthesizer is by one-to-two power divider based on Wilkinson power divider
With two one point five power divider compositions.
Described merit divides/and the echo synthesis network of synthesizer is by the network fixing phase shift based on Chebyshev amplitude weighted sum
Composition, fixing phase shift number of degrees interval △ φ is by formulaDrawing, in formula, d is radar cell antenna distance, λ
For radar operating center frequency corresponding wavelength, ψ is radar and wave beam initially fixes the phase shift number of degrees.
Described digital phase shifter is transmit-receive sharing, and the transmit-receive switch built-in by digital phase shifter is changed.
In described transmit-receive switch module has been used for the working cycle, output RF power pulses leads to receiving echo-signal
Road is changed.
Described merit divides/and synthesizer has been used for pumping signal distribution and echo-signal fixes phase shift and synthesis.
Described controller is used for and inter-terminal communication, collection fault-signal, generation PIN square wave, test square wave and control
Signal.(seeing Fig. 1)
The operation principle of this five in one transmitting-receiving subassembly is as follows:
This five in one transmitting-receiving subassembly is during launching: radiofrequency signal by merit divide/synthesizer export five tunnel constant amplitudes, homophase swash
Encouraging signal, every road pumping signal is amplified by entering power amplifier after digital phase shifter, and the radiofrequency signal after amplification is led to
Cross three end circulators, the output of radio-frequency power output/echo-signal input.
This five in one transmitting-receiving subassembly is at reception period: the five little echo-signals of road radio frequency are respectively through radio-frequency power output/echo
Five π type decay are entered after signal input part, three end circulators, amplitude limiter, wave filter, low-noise amplifier, digital phase shifter
Entering fixed phase shifter after device decay, five road decaying echoes signals fix phase shift 4 △ ф °, 3 △ respectively by fixed phase shifter
ф °, 2 △ ф °, △ ф ° and 0 °, respectively phase shift Hou five tunnel echo-signal respectively, each, corresponding by five one-to-two power
Allotter is divided into left and right two-way output signal, and five one-to-two power dividers export 10 road signals, five one-to-two power altogether
The left signal output part of allotter is distinguished, is each connected with a five in one power combiner, exports echo 1；Five one point
The right wing signal output part of two power dividers is distinguished, is each connected with another five in one power combiner, exports echo 2.
This five in one transmitting-receiving subassembly is in test period: test signal through merit divide/synthesizer distribution after export five tunnel constant amplitudes,
Homophase test signal, after every drive test trial signal is processed by amplitude limiter, wave filter, low-noise amplifier, digital phase shifter, then warp
Merit divides/synthesizer synthesis after export the two-way test signal through fixing phase shift.The receiving-transmitting chain common numbers phase shifter, in numeral
Phase shifter is internal by two groups of switch work transmitting-receiving conversions.Amplitude limiter mainly completes the transmitting cycle interior clipping operation to leakage power,
And in the reception cycle, echo-signal be amplified and filter.Merit divides/and synthesizer mainly completes pumping signal distribution and echo
Signal fixes phase shift and synthesis, and controller mainly completes and inter-terminal communication, collects fault-signal, produces PIN square wave, test side
Ripple, the work of control signal.
Each device rational and orderly of this five in one transmitting-receiving subassembly is arranged on plate body, and integrated level is high, therefore greatly reduces
Connecting cable, wiring is convenient, neat, attractive in appearance, effectively reduces fault rate, improves work efficiency, and stable and reliable in work.
The above is preferred embodiment of the present utility model, and the example above illustrates not to reality of the present utility model
Matter content makees any pro forma restriction, person of an ordinary skill in the technical field after having read this specification according to this reality
Any simple modification above detailed description of the invention made by novel technical spirit or deformation, and take off possibly also with above-mentioned
The technology contents shown is changed or is modified to the Equivalent embodiments of equivalent variations, all still falls within technical solutions of the utility model
In the range of, without departing from spirit and scope of the present utility model.
Claims (7)
1. a five in one transmitting-receiving subassembly, it by merit divide/synthesizer, controller, multiple transmitting chain, multiple reception link, many
Individual transmit-receive switch module composition, it is characterised in that: meritorious point/synthesizer, controller, transmitting chain, reception chain are installed on plate body
Road, transmit-receive switch module；Transmitting chain includes digital phase shifter, power amplifier, isolator, three end circulators；Receive link
Including digital phase shifter, low-noise amplifier, wave filter, amplitude limiter, three end circulators, π type attenuator, fixed phase shifter, one
Divide two power splitters, five in one power combiner；Transmit-receive switch module includes amplitude limiter, three end circulators；Merit divides/and synthesizer includes
Excitation distribution network, echo synthesis network；Controller includes ripple control module, detection module, square wave generation module, communication module；
The circuit structure of transmitting chain is: and the pumping signal input of digital phase shifter divides with merit/and synthesizer is connected, digital phase shift
The outfan of device is connected with power amplifier, and power amplifier is connected to one end of three end circulators, another of three end circulators
End is connected with radio-frequency power output/echo-signal input；
The circuit structure receiving link is: radio-frequency power output/echo-signal input by the 3rd end of three end circulators and
The input of amplitude limiter connects, and the outfan of amplitude limiter is connected with wave filter, and wave filter connects with the input of low-noise amplifier
Connecing, the outfan of low-noise amplifier is connected with the echo-signal input of digital phase shifter；The echo-signal of digital phase shifter
Five tunnel echo-signals of outfan output are respectively, divide with one-to-two merit each via five π type attenuators, five fixed phase shifters
Device connects, and five tunnel echo-signals are divided into the five in one power combing in two groups, left and right, left set of and left side by five one-to-two power splitters
Device connects, and exports echo 1, and right group is connected with the five in one power combiner on right side, exports echo 2.
A kind of five in one transmitting-receiving subassembly the most according to claim 1, it is characterised in that: described merit divides/the swashing of synthesizer
Encourage distribution network to be made up of one-to-two power divider based on Wilkinson power divider and two one point of five power dividers.
A kind of five in one transmitting-receiving subassembly the most according to claim 1, it is characterised in that: described merit divides/the returning of synthesizer
Ripple synthesis network is made up of the network fixing phase shift based on Chebyshev amplitude weighted sum.
A kind of five in one transmitting-receiving subassembly the most according to claim 1, it is characterised in that: described digital phase shifter is transmitting-receiving
Sharing, the transmit-receive switch built-in by digital phase shifter is changed.
A kind of five in one transmitting-receiving subassembly the most according to claim 1, it is characterised in that: described transmit-receive switch module is used for
In completing the working cycle, output RF power pulses is changed with receiving echo signalling channel.
A kind of five in one transmitting-receiving subassembly the most according to claim 1, it is characterised in that: described merit divides/and synthesizer is used for
Complete pumping signal distribution and echo-signal fixes phase shift and synthesis.
A kind of five in one transmitting-receiving subassembly the most according to claim 1, it is characterised in that: described controller is used for and terminal
Between communication, collect fault-signal, produce PIN square wave, test square wave and control signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620268624.6U CN205643693U (en) | 2016-04-01 | 2016-04-01 | A pentahapto receiving and dispatching subassembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620268624.6U CN205643693U (en) | 2016-04-01 | 2016-04-01 | A pentahapto receiving and dispatching subassembly |
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| Publication Number | Publication Date |
|---|---|
| CN205643693U true CN205643693U (en) | 2016-10-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620268624.6U Active CN205643693U (en) | 2016-04-01 | 2016-04-01 | A pentahapto receiving and dispatching subassembly |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107015203A (en) * | 2017-04-07 | 2017-08-04 | 荆州南湖机械股份有限公司 | A kind of new transmitting-receiving subassembly |
| CN113253216A (en) * | 2021-05-12 | 2021-08-13 | 湖北省气象信息与技术保障中心 | Weather radar test diagnosis maintenance system based on expert knowledge |
-
2016
- 2016-04-01 CN CN201620268624.6U patent/CN205643693U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107015203A (en) * | 2017-04-07 | 2017-08-04 | 荆州南湖机械股份有限公司 | A kind of new transmitting-receiving subassembly |
| CN107015203B (en) * | 2017-04-07 | 2019-09-10 | 航天南湖电子信息技术股份有限公司 | A kind of novel transmitting-receiving subassembly |
| CN113253216A (en) * | 2021-05-12 | 2021-08-13 | 湖北省气象信息与技术保障中心 | Weather radar test diagnosis maintenance system based on expert knowledge |
| CN113253216B (en) * | 2021-05-12 | 2024-01-16 | 湖北省气象信息与技术保障中心 | Weather radar test diagnosis maintenance system based on expert knowledge |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
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| CP01 | Change in the name or title of a patent holder |
Address after: 434000 Jingzhou, Jiangsu Province, Sha Jin Road, No. 51 Patentee after: AEROSPACE NANHU ELECTRONIC INFORMATION TECHNOLOGY Co.,Ltd. Address before: 434000 Jingzhou, Jiangsu Province, Sha Jin Road, No. 51 Patentee before: JINGZHOU NANHU MACHINERY Co.,Ltd. |