CN207251614U - A kind of multichannel TR components of L-band - Google Patents
A kind of multichannel TR components of L-band Download PDFInfo
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- CN207251614U CN207251614U CN201721328329.6U CN201721328329U CN207251614U CN 207251614 U CN207251614 U CN 207251614U CN 201721328329 U CN201721328329 U CN 201721328329U CN 207251614 U CN207251614 U CN 207251614U
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Abstract
It the utility model is related to a kind of multichannel TR components of L-band, what is solved is the technical problem of stability difference, phase shifter, attenuator, transmit-receive switch and the receiving path and transmitting path being connected with transmit-receive switch for including being sequentially connected in series by using TR components branch, transmitting path is with receiving path by being connected after circulator tandem with antenna element；Phase shifter is also connected with control circuit with attenuator, and control circuit is connected with power circuit；Transmitting path includes pre-driver amplifier, temperature compensation attenuator, driving amplifier, the second power splitter of series connection, the high power amplifier being connected with the second power splitter, high power amplifier quantity is equal with the second power splitter output branch quantity, the output terminal of high power amplifier is connected with power combiner, the input terminal connection of power combiner and circulator；Receiving path includes 2 low noise of series connection and the technical solution of limiter, the problem is preferably resolved, available in L-band radio frequency applications.
Description
Technical field
It the utility model is related to radio-frequency devices field, and in particular to a kind of multichannel TR components of L-band.
Background technology
In recent years, develop with the development of active phased array to slimming, lightweight, high frequency, multifunction trend, it is right
The requirement of the system integration is more and more urgent, and the demand requirement TR components of Conformal Phased Array, which must also carry out ultrathin direction, to be developed.
Traditional TR components are generally basede on multi-layer substrate and are developed, and multi-layer substrate is mainly thick-film technique, line width mm
Magnitude, if carrying out the requirement of higher precision, necessarily brings declining to a great extent for yield rate, cost drastically raises.Process essence at the same time
The limitation of degree also have impact on the volume of component to a certain degree,
Existing multichannel TR components will be exported using pre-amplification stage, drive amplification level and the output amplifier stage of series connection
Carry out preventing amplification factor that is big, and then improving L-band high power amplifier before the input power input of amplifying stage.But should
The stability of scheme is poor, and the amplification of front stage is excessive because of the input power of output amplifier stage is be easy to cause without feedback,
Destroy amplifier.A kind of therefore it provides L-band high power amplifier that stability is high, amplification factor accuracy is high, reliability is high
With regard to necessary.
Utility model content
Technical problem to be solved in the utility model is the technical problem of stability difference existing in the prior art.There is provided
A kind of multichannel TR components of new L-band, the multichannel TR components of the L-band are with stability is good, amplification factor is excellent, energy
The characteristics of enough real-time display path situations.
In order to solve the above technical problems, the technical solution used is as follows：
A kind of multichannel TR components of L-band, the multichannel TR components divide power splitter including n etc., divide power splitter with n etc.
The n bar TR component branches of n bars output branch connection, the connection corresponding with an antenna element of a TR components branch；
The TR components branch includes phase shifter, attenuator, the transmit-receive switch being sequentially connected in series, and is connected with transmit-receive switch
Receiving path and transmitting path, transmitting path is with receiving path by being connected after circulator tandem with antenna element；The shifting
Phase device is also associated with control circuit with attenuator, and control circuit is connected with power circuit；
The transmitting path includes pre-driver amplifier, temperature compensation attenuator, driving amplifier, the second work(point being sequentially connected in series
Device and the high power amplifier being connected with the second power splitter, high power amplifier quantity and the second power splitter output branch quantity
Equal, the output terminal of high power amplifier is connected with power combiner, the input terminal connection of power combiner and circulator；
The receiving path includes 2 low noise and the limiter being sequentially connected in series, the output terminal and circulator of limiter
Another input terminal connects；
Wherein, n is the positive integer not less than 2.
The operation principle of the utility model：The utility model is put at high power amplifier using multiple high powers in parallel
Big device carries out fractionation amplification, reduces the gain requirements degree of amplifier, reduces cost.Since high power can bring temperature to raise,
Therefore, set temperature compensating unit carries out temperature-compensating, and then eliminates the temperature drift brought by temperature change, improves L-band Gao Gong
The amplification precision of rate amplifier, improves stability.
In such scheme, for optimization, further, the transmit-receive switch includes the input terminal and filter capacitor of series connection, filter
The rear end of ripple capacitance is parallel with voltage cell, the first branch and the second branch；The second branch is connected with second end by capacitance C2
Mouthful, capacitance C2 front ends are connected with and voltage cell, and the first branch is connected with first port, the connection of capacitance C3 front ends by capacitance C3
There is voltage cell, voltage cell is connected with the control circuit；
The first branch include series connection diode forward combination combine with diode reverse, diode forward combine and
Path display module is connected between diode reverse combination；The diode forward combination includes bis- poles of PIN of positive series connection
Pipe D1, PIN diode D2, diode reverse combine PIN diode D3, the PIN diode D4 for including differential concatenation；
The second branch include series connection forward diode combination combine with backward dioded, forward diode combine and
Connecting path display module between backward dioded combination；The forward diode combination includes the PIN diode of positive series connection
D5, PIN diode D6, backward dioded combine PIN diode D7, the PIN diode D8 for including differential concatenation；
The path display module is connected with control circuit, including the first output terminal being connected with the first branch, Yi Jiyu
Second output terminal of the second branch connection, the first output terminal are connected with resistance R1, indicator light GL1 are also parallel with resistance R1；The
Two output terminals are connected with resistance R2, and indicator light GL2 is also parallel with resistance R2.
Further, the PIN diode is MA4P7470.
Further, the voltage cell includes the inductance L1 and capacitance C4 of series connection, capacitance C4 ground connection, inductance L1 and capacitance
The convergence point of C4 is connected with control circuit.
Further, the high power amplifier rear end is equipped with coupler, between the second power splitter and high power amplifier
Equipped with adjustable attenuator, the coupled end of coupler is connected to coupling described in the control terminal and power detecting unit of adjustable attenuator
The working frequency range of device includes L-band.
Further, the degree of coupling of the coupler is 1:100-1:It is adjustable in the range of 2.
Further, it is additionally provided with impedance matching unit between the transmit-receive switch and attenuator.
Transmit-receive switch is set using adjacent symmetric reverse multiple diode combinations, it is possible to increase the isolation of switch.It is logical
Cross and set indicator light to carry out break-make prompting on every branch, specifically, respective channels turn on, then electric current flows through indicator light, refers to
Show that lamp prompts user to turn on situation after lighting, reduce difficulty of test and malfunction elimination difficulty.The utility model provides will
Rear class output coupling small-signal completes power detection, and then adjustable attenuator is controlled, and controls penetrating for high power amplifier
Frequency input signal size, completes the accurate control of amplification factor.
The beneficial effects of the utility model：
Effect one, by carrying out power combing after setting the amplification in parallel of multiple high power amplifiers, reduces high power amplification
The gain requirements of device；
Effect two, by setting coupler, power detecting unit and control to adjustable attenuator, is completed to multichannel
Transmitting path amplification factor is definite in TR components, accurately controls transmission power；
Effect three, by setting Real-time Feedback of the indicator light for the turn-on deadline state of path, embedded human-computer interaction, energy
It is enough that difficulty when test and malfunction elimination is reduced.
Brief description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1, the multichannel TR component diagrams of L-band.
Fig. 2, TR component branch schematic diagram.
Fig. 3, transmit-receive switch schematic diagram.
Embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, with reference to embodiments, to this
Utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining that this practicality is new
Type, is not used to limit the utility model.
Embodiment 1
The present embodiment provides a kind of multichannel TR components of L-band, such as Fig. 1, the multichannel TR components to divide work(including n etc.
Point device, divides 2 TR component branches that 2 output branches of power splitter are connected, a TR components branch and an antenna element with 2 etc.
Corresponding connection；
Such as Fig. 2, the TR components branch includes phase shifter, attenuator, the transmit-receive switch being sequentially connected in series, and is opened with transmitting-receiving
The receiving path and transmitting path connect is correlated, transmitting path is with receiving path by being connected after circulator tandem with antenna element；
The phase shifter is also associated with control circuit with attenuator, and control circuit is connected with power circuit；
Such as Fig. 2, pre-driver amplifier that the transmitting path includes being sequentially connected in series, temperature compensation attenuator, driving amplifier, the
Two power splitters and the high power amplifier being connected with the second power splitter, high power amplifier quantity and the second power splitter output branch
Way amount is equal, and the output terminal of high power amplifier is connected with the input terminal company of power combiner, power combiner and circulator
Connect；
The receiving path includes 2 low noise and the limiter being sequentially connected in series, the output terminal and circulator of limiter
Another input terminal connects.
The workflow of the present embodiment：Split at high power amplifier using multiple high power amplifiers in parallel
Amplification, reduces the gain requirements degree of amplifier, reduces cost.The utility model, which provides, completes rear class output coupling small-signal
Power detection, and then adjustable attenuator is controlled, the radio-frequency input signals size of high power amplifier is controlled, completes amplification
The accurate control of multiple.Since high power can bring temperature to raise, set temperature compensating unit carries out temperature-compensating, into
And the temperature drift brought by temperature change is eliminated, the amplification precision of L-band high power amplifier is improved, improves stability.
Specifically, such as Fig. 3, the transmit-receive switch includes the input terminal and filter capacitor of series connection, and the rear end of filter capacitor is simultaneously
It is associated with voltage cell, the first branch and the second branch；The second branch is connected with second port by capacitance C2, and capacitance C2 front ends connect
It is connected to and voltage cell, the first branch is connected with first port by capacitance C3, capacitance C3 front ends is connected with voltage cell, voltage
Unit is connected with the control circuit；
The first branch include series connection diode forward combination combine with diode reverse, diode forward combine and
Path display module is connected between diode reverse combination；The diode forward combination includes bis- poles of PIN of positive series connection
Pipe D1, PIN diode D2, diode reverse combine PIN diode D3, the PIN diode D4 for including differential concatenation；
The second branch include series connection forward diode combination combine with backward dioded, forward diode combine and
Connecting path display module between backward dioded combination；The forward diode combination includes the PIN diode of positive series connection
D5, PIN diode D6, backward dioded combine PIN diode D7, the PIN diode D8 for including differential concatenation；
The path display module is connected with control circuit, including the first output terminal being connected with the first branch, Yi Jiyu
Second output terminal of the second branch connection, the first output terminal are connected with resistance R1, indicator light GL1 are also parallel with resistance R1；The
Two output terminals are connected with resistance R2, and indicator light GL2 is also parallel with resistance R2.
Specifically, the PIN diode is MA4P7470.PIN diode is MA4P7470, and MA4P7470 can be born
High-power, switch speed is fast.Therefore the performance of alternative RF switch can be improved.
Impedance matching unit is additionally provided between transmit-receive switch and attenuator.It can be reduced using impedance matching unit because hindering
The loss that anti-wearing band comes, in a disguised form increases gain.
Specifically, the voltage cell includes the inductance L1 and capacitance C4 of series connection, capacitance C4 ground connection, inductance L1 and capacitance C4
Convergence point be connected with control circuit.
Specifically, the high power amplifier rear end is equipped with coupler, is set between the second power splitter and high power amplifier
There is adjustable attenuator, the coupled end of coupler is connected to coupler described in the control terminal and power detecting unit of adjustable attenuator
Working frequency range include L-band.
Specifically, the degree of coupling of the coupler is 1:100-1:It is adjustable in the range of 2.Use variable coupler, Neng Gouman
The small-signal that a variety of degrees of coupling of foot are coupled out is detected for power detecting unit.
Although the illustrative embodiment of the utility model is described above, in order to the art
Technical staff is it will be appreciated that the utility model, but the utility model is not limited only to the scope of embodiment, to this technology
For the those of ordinary skill in field, as long as long as the utility model that various change is limited and determined in appended claim
In spirit and scope, all are created in the row of protection using the utility model of the utility model design.
Claims (7)
- A kind of 1. multichannel TR components of L-band, it is characterised in that：The multichannel TR components divide power splitter including n etc., with n The n bar TR component branches of decile power splitter n bars output branch connection, a TR components branch is corresponding with an antenna element to be connected Connect；The TR components branch includes the phase shifter, attenuator, the transmit-receive switch that are sequentially connected in series, and what is be connected with transmit-receive switch connect Path and transmitting path are received, transmitting path is with receiving path by being connected after circulator tandem with antenna element；The phase shifter Control circuit is also associated with attenuator, control circuit is connected with power circuit；The transmitting path include be sequentially connected in series pre-driver amplifier, temperature compensation attenuator, driving amplifier, the second power splitter with And the high power amplifier being connected with the second power splitter, high power amplifier quantity export branch quantity phase with the second power splitter Output terminal Deng, high power amplifier is connected with power combiner, and the input terminal of power combiner and circulator connects；The receiving path includes 2 low noise being sequentially connected in series and limiter, the output terminal and circulator of limiter are another A input terminal connection；Wherein, n is the positive integer not less than 2.
- 2. the multichannel TR components of L-band according to claim 1, it is characterised in that：The transmit-receive switch includes series connection Input terminal and filter capacitor, the rear end of filter capacitor is parallel with voltage cell, the first branch and the second branch；The second branch is led to Cross capacitance C2 and be connected with second port, capacitance C2 front ends are connected with and voltage cell, and the first branch is connected with by capacitance C3 Single port, capacitance C3 front ends are connected with voltage cell, and voltage cell is connected with the control circuit；The diode forward combination that the first branch includes series connection is combined with diode reverse, diode forward combination and two poles Manage it is reversely combined between be connected with path display module；Diode forward combination include the positive PIN diode D1 to connect, PIN diode D2, diode reverse combine PIN diode D3, the PIN diode D4 for including differential concatenation；The forward diode combination that the second branch includes series connection combine with backward dioded, forward diode combination and reverse Connecting path display module between diode combinations；Forward diode combination include the positive PIN diode D5 to connect, PIN diode D6, backward dioded combine PIN diode D7, the PIN diode D8 for including differential concatenation；The path display module is connected with control circuit, including the first output terminal being connected with the first branch, and with second Second output terminal of branch connection, the first output terminal are connected with resistance R1, indicator light GL1 are also parallel with resistance R1；Second is defeated Outlet is connected with resistance R2, and indicator light GL2 is also parallel with resistance R2.
- 3. the multichannel TR components of L-band according to claim 2, it is characterised in that：The PIN diode is MA4P7470。
- 4. the multichannel TR components of L-band according to claim 2, it is characterised in that：The voltage cell includes series connection Inductance L1 and capacitance C4, capacitance C4 ground connection, inductance L1 is connected with the convergence point of capacitance C4 with control circuit.
- 5. the multichannel TR components of L-band according to claim 1 or 2, it is characterised in that：After the high power amplifier End is equipped with coupler, adjustable attenuator is equipped between the second power splitter and high power amplifier, the coupled end of coupler is connected to The working frequency range of coupler includes L-band described in the control terminal and power detecting unit of adjustable attenuator.
- 6. the multichannel TR components of L-band according to claim 5, it is characterised in that：The degree of coupling of the coupler exists 1:100-1:It is adjustable in the range of 2.
- 7. the multichannel TR components of L-band according to claim 1, it is characterised in that：The transmit-receive switch and attenuator Between be additionally provided with impedance matching unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721328329.6U CN207251614U (en) | 2017-10-16 | 2017-10-16 | A kind of multichannel TR components of L-band |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721328329.6U CN207251614U (en) | 2017-10-16 | 2017-10-16 | A kind of multichannel TR components of L-band |
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| Publication Number | Publication Date |
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| CN207251614U true CN207251614U (en) | 2018-04-17 |
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| CN201721328329.6U Active CN207251614U (en) | 2017-10-16 | 2017-10-16 | A kind of multichannel TR components of L-band |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108732563A (en) * | 2018-08-21 | 2018-11-02 | 无锡华测电子系统有限公司 | A kind of multichannel tile type transmitting-receiving subassembly |
| WO2019179429A1 (en) * | 2018-03-23 | 2019-09-26 | 中兴通讯股份有限公司 | Method and apparatus for calibrating transceiver, receiving channel, and transmitting channel |
| CN110544835A (en) * | 2019-09-02 | 2019-12-06 | 中国电子科技集团公司第五十四研究所 | Active plane angle diversity antenna for beyond-line-of-sight wireless communication |
| CN111130587A (en) * | 2019-12-27 | 2020-05-08 | 上海大际电子科技有限公司 | Novel SC frequency channel broadband TR subassembly |
| CN111786127A (en) * | 2020-07-03 | 2020-10-16 | 中国电子科技集团公司第三十六研究所 | Phased array circuit with changeable polarization |
| CN114631265A (en) * | 2019-12-30 | 2022-06-14 | 华为技术有限公司 | Antenna transceiving module, multi-input multi-output antenna transceiving system and base station |
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2017
- 2017-10-16 CN CN201721328329.6U patent/CN207251614U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019179429A1 (en) * | 2018-03-23 | 2019-09-26 | 中兴通讯股份有限公司 | Method and apparatus for calibrating transceiver, receiving channel, and transmitting channel |
| CN108732563A (en) * | 2018-08-21 | 2018-11-02 | 无锡华测电子系统有限公司 | A kind of multichannel tile type transmitting-receiving subassembly |
| CN108732563B (en) * | 2018-08-21 | 2024-02-09 | 无锡华测电子系统有限公司 | Multichannel tile formula transceiver module |
| CN110544835A (en) * | 2019-09-02 | 2019-12-06 | 中国电子科技集团公司第五十四研究所 | Active plane angle diversity antenna for beyond-line-of-sight wireless communication |
| CN110544835B (en) * | 2019-09-02 | 2021-01-12 | 中国电子科技集团公司第五十四研究所 | Active plane angle diversity antenna for beyond-line-of-sight wireless communication |
| CN111130587A (en) * | 2019-12-27 | 2020-05-08 | 上海大际电子科技有限公司 | Novel SC frequency channel broadband TR subassembly |
| CN114631265A (en) * | 2019-12-30 | 2022-06-14 | 华为技术有限公司 | Antenna transceiving module, multi-input multi-output antenna transceiving system and base station |
| CN114631265B (en) * | 2019-12-30 | 2024-03-15 | 华为技术有限公司 | Antenna transceiver module, multiple-input multiple-output antenna transceiver system and base station |
| CN111786127A (en) * | 2020-07-03 | 2020-10-16 | 中国电子科技集团公司第三十六研究所 | Phased array circuit with changeable polarization |
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