CN111130587A - Novel SC frequency channel broadband TR subassembly - Google Patents
Novel SC frequency channel broadband TR subassembly Download PDFInfo
- Publication number
- CN111130587A CN111130587A CN201911382546.7A CN201911382546A CN111130587A CN 111130587 A CN111130587 A CN 111130587A CN 201911382546 A CN201911382546 A CN 201911382546A CN 111130587 A CN111130587 A CN 111130587A
- Authority
- CN
- China
- Prior art keywords
- path
- power
- signals
- component
- paths
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/40—Circuits
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Amplifiers (AREA)
Abstract
The invention discloses a novel SC frequency band broadband TR component, which belongs to the field of phased array radars and comprises an I path transmitting branch, a Q path transmitting branch, an I path receiving branch, a Q path receiving branch, an I path transmitting branch and a Q path transmitting branch, wherein the I path receiving branch and the Q path receiving branch are respectively composed of a power dividing/synthesizing network and a single path receiving and transmitting component; the I path of transmitting branch and the Q path of transmitting branch transmit and output vertical signals or horizontal signals which are divided into two paths, and the I path of receiving branch and the Q path of receiving branch receive the vertical signals or the horizontal signals of the two paths. The invention reduces the power capacity of the single-path amplifier by setting the power output of the phase positions through four paths.
Description
Technical Field
The invention relates to the technical field of phased array radars, in particular to a novel SC frequency band broadband TR component.
Background
The power amplifier is a device for amplifying weak radio frequency small signals with certain working frequency and bandwidth. The power amplifier mainly comprises a power drive of a preceding stage amplification unit, a high-power amplifier of a final stage amplification unit and the like, and the principle of the power amplifier is that a sent weak radio frequency small signal is amplified to a certain power through the power drive of the preceding stage amplification unit and then sent to the high-power amplifier for power amplification. Chinese patent publication No. CN104362985A discloses a high-precision TR module with an improved low-noise amplifier structure, which includes a circulator, a switching limiter, a low-noise amplifier, a first filter, a first power amplifier, an attenuator, a transmit-receive switch, a third power amplifier, a second filter, a limiter, and a second power amplifier; the circulator is respectively connected with the switching amplitude limiter and the second power amplifier; the switch amplitude limiter, the low noise amplifier, the first filter, the first power amplifier, the attenuator and the receiving and transmitting change-over switch are connected in sequence; the receiving and transmitting change-over switch, the third power amplifier, the second filter, the amplitude limiter and the second power amplifier are connected in sequence; the received signal enters a switch amplitude limiter through a circulator, the switch amplitude limiter limits the amplitude of the received signal and enters a low noise amplifier, the low noise amplifier filters out clutter through a first filter after performing power amplification on the signal, and the filtered and impurity-removed signal enters a first power amplifier and then enters an attenuator for amplitude attenuation and then enters a transceiving switch; the transmitting signal enters a third power amplifier for power amplification after passing through a receiving and transmitting change-over switch, then is filtered by a second filter, then is subjected to amplitude limiting control by an amplitude limiter, is subjected to power amplification by a second power amplifier, and finally enters a circulator for output.
In the application of the power amplifier, the power is generally amplified and then synthesized and then coupled out through the antenna, and the power amplifier needs larger single-path power capacity under the same power condition that the antenna is coupled out.
Disclosure of Invention
The invention provides a novel SC frequency band broadband TR component, which solves the problem that the single-path power capacity required by a power amplifier is large in the prior art.
The technical scheme of the invention is realized as follows:
a novel SC frequency band broadband TR component comprises an I path transmitting branch, an I path receiving branch, a Q path transmitting branch and a Q path receiving branch, wherein the I path transmitting branch comprises a first power dividing/synthesizing network and a first one-way receiving/synthesizing component, the I path receiving branch comprises a second power dividing/synthesizing network and a second one-way receiving/synthesizing component, the output end of the first power dividing/synthesizing network is respectively connected with the input ends of the first one-way receiving/synthesizing component and the second one-way receiving/synthesizing component, and the input end of the second power dividing/synthesizing network is respectively connected with the output ends of the first one-way receiving/synthesizing component and the second one-way receiving/synthesizing component; the Q-path transmitting branch comprises a third power dividing/combining network and a third single-path transceiving component, the Q-path receiving branch comprises a fourth power dividing/combining network and a fourth single-path transceiving component, an output end of the third power dividing/combining network is respectively connected with input ends of the third single-path transceiving component and the fourth single-path transceiving component, and an input end of the fourth power dividing/combining network is respectively connected with output ends of the third single-path transceiving component and the fourth single-path transceiving component;
the I-path transmitting branch and the Q-path transmitting branch transmit and output vertical signals or horizontal signals which are divided into two paths, and the I-path receiving branch and the Q-path receiving branch receive the two paths of vertical signals or horizontal signals.
In a preferred embodiment of the present invention, the two vertical signals are in equal phase, and the phase error is 10 °.
In a preferred embodiment of the present invention, the two horizontal signals have equal phase and the phase error is 10 °.
As a preferred embodiment of the present invention, the first power dividing/combining network, the second power dividing/combining network, the third power dividing/combining network, and the fourth power dividing/combining network are formed by using a 180 ° electrical bridge.
As a preferred embodiment of the present invention, each of the first, second, third, and fourth single-channel transceiver components includes a power driving module, a modulation board, a power amplifier module, a circulator, and a limiter, where the power driving module is configured to perform power amplification on two channels of signals and output the signals to the modulation board, the modulation board performs power distribution on the two channels of amplified signals and outputs the signals to the power amplifier module, the power amplifier module is configured to synthesize the two channels of signals and output the signals to the circulator, the circulator is configured to transmit or receive signals and send the received signals to the limiter, and the limiter is configured to perform amplitude limiting on the two channels of received signals respectively and then synthesize and output the signals.
As a preferred embodiment of the present invention, the power amplifier module includes two paths of high-power amplifier modules and a power synthesis module, an input end of the high-power amplifier module is connected to an output end of the modulation board, and an output end of the high-power amplifier module is connected to an input end of the power synthesis module.
The invention has the beneficial effects that: the power capacity of the single-path amplifier is reduced by four paths of power output with set phases.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is one of the schematic block diagrams of an embodiment of a novel SC band wideband TR component of the present invention;
FIG. 2 is a second schematic block diagram of an embodiment of a novel SC-band wideband TR component of the present invention;
FIG. 3 is one of the schematic circuit diagrams of an embodiment of a novel SC-band wideband TR component of the present invention;
fig. 4 is a second schematic circuit diagram of an embodiment of a novel SC band wideband TR module according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-4, the present invention provides a novel SC frequency band broadband TR component, including an I-path transmitting branch, an I-path receiving branch, a Q-path transmitting branch and a Q-path receiving branch, where the I-path transmitting branch includes a first power dividing/combining network and a first single-path transceiving component, the I-path receiving branch includes a second power dividing/combining network and a second single-path transceiving component, an output end of the first power dividing/combining network is connected to input ends of the first single-path transceiving component and the second single-path transceiving component, and an input end of the second power dividing/combining network is connected to output ends of the first single-path transceiving component and the second single-path transceiving component; the Q-path transmitting branch comprises a third power dividing/synthesizing network and a third single-path receiving and transmitting component, the Q-path receiving branch comprises a fourth power dividing/synthesizing network and a fourth single-path receiving and transmitting component, the output end of the third power dividing/synthesizing network is respectively connected with the input ends of the third single-path receiving and transmitting component and the fourth single-path receiving and transmitting component, and the input end of the fourth power dividing/synthesizing network is respectively connected with the output ends of the third single-path receiving and transmitting component and the fourth single-path receiving and transmitting component;
the I path of transmitting branch and the Q path of transmitting branch transmit and output vertical signals or horizontal signals which are divided into two paths, and the I path of receiving branch and the Q path of receiving branch receive the vertical signals or the horizontal signals of the two paths.
As a preferred embodiment of the present invention, the first power dividing/combining network, the second power dividing/combining network, the third power dividing/combining network, and the fourth power dividing/combining network are formed by using a 180 ° electrical bridge. The 180-degree electric bridge has the functions of power division or synthesis, one path of input and two paths of output.
As a preferred embodiment of the present invention, each of the first single-channel transceiver component, the second single-channel transceiver component, the third single-channel transceiver component, and the fourth single-channel transceiver component includes a power driving module, a modulation board, a power amplifier module, a circulator, and a limiter, the power driving module is configured to perform power amplification on two channels of signals, an output end of the power driving module is connected to the modulation board and outputs the two channels of signals to the modulation board, the modulation board performs power distribution on the two channels of signals after amplification, an output end of the modulation board is connected to the power amplifier module and outputs the two channels of signals to the power amplifier module, the power amplifier module is configured to synthesize the two channels of signals, an output end of the power amplifier module is connected to the circulator and outputs the two channels of signals to the circulator, the circulator is configured to transmit or receive the two channels of signals and send the.
As a preferred embodiment of the present invention, the power amplifier module includes two paths of high-power amplifier modules and a power synthesis module, an input end of the high-power amplifier module is connected to an output end of the modulation board, and an output end of the high-power amplifier module is connected to an input end of the power synthesis module.
The input of the invention has two paths of input which are respectively defined as vertical signal input and horizontal signal input, the phase difference between the vertical signal input and the horizontal signal input is 180 degrees, and the error is less than 10 degrees; the principle of design is that according to the input signal, the signal is amplified and output into an I path and a Q path through a power amplifier, and the phase requirement is adjusted. The receiving branch circuit receives signals through the power amplifier module circulator and adjusts phase requirements.
The amplification module is divided into an SC band transmitting link and an SC band receiving link, and the specific implementation process is as follows:
1) vertical input signal SC wave band transmitting and amplifying working mode: and carrying out I & Q two-path output of signals through a 180-degree electric bridge. The vertical path transmitting signal of the SC frequency band is divided into two paths of signals to be amplified, and the phase difference of the I and Q signals amplified by the vertical path is ensured to be less than 10 degrees.
2) The vertical input signal is divided into two paths of I and Q by a 180-way bridge, each path is amplified to certain power by a drive amplifier and then sent to power distribution, and then divided into two high-power amplifiers by a power distribution network, and the two paths of high power are synthesized by a power synthesis module and then input to an output port by a circulator.
3) Horizontal input signal SC wave band transmitting and amplifying working mode: and carrying out I & Q two-path output of signals through a 180-degree electric bridge. The horizontal path transmitting signal of the SC frequency band is divided into two paths of I & Q signals to be amplified, and the phase difference of the two paths of I & Q signals amplified by the horizontal path is ensured to be less than 10 degrees.
4) The horizontal input signal is divided into an I path and a Q path through a 180-degree bridge, each path is amplified to certain power through a drive amplifier and then sent to power distribution, and then divided into two high-power amplifiers through a power distribution network, and the two paths of high power are synthesized through a power synthesis module and then input to an output port through a circulator.
5) Vertical path SC band reception mode of operation: the 2 paths of signals (I path and Q path) from the antenna end in the SC frequency band are respectively limited by a circulator, then synthesized into a vertical path of received signals and output to an upper stage;
6) horizontal road SC band receiving working mode: the 2 paths of signals (I path and Q path) from the antenna end of the SC frequency band are respectively limited by a circulator and then synthesized into horizontal path signals to be output to an upper stage;
7) the I and Q signals generated by the vertical path signal and the horizontal path signal must ensure that the phase difference is 180 degrees, the allowable error range is 10 degrees, and the adjustment is carried out through a strip line.
8) The two I paths of the vertical path input signal and the horizontal path input signal have to ensure equal phase, the allowable error is 10 degrees, and the adjustment can be realized through a cable.
9) Two paths of Q paths of the vertical path input signal and the horizontal path input signal have to guarantee equal phase, the allowable error is 10 degrees, and the adjustment can be realized through a cable.
The invention changes the structural form of the power synthesis of the traditional TR component, utilizes the space coupling scheme of the antenna by adopting a relatively small power amplifier output module and adjusting different phases, has the advantage of small volume of the used device due to small power, can be applied to various places due to small volume of the modern power amplifier, and has advantages of relatively small power capacity and price. The critical phase error can be achieved without expensive components, but with sophisticated solutions.
The microwave high-power synthesis technology is always a key technology in the application occasions of high power emission of equipment such as radars, electronic detection, high-power microwave weapons and the like, and the ultra-wideband power synthesis is a core technology in the fields of electronic countermeasure, tracking guidance multifunctional radars, anti-stealth and the like in recent years. In the past, the average power synthesized by a circuit level does not exceed 50W level, and the higher power is generally realized by adopting a closed structure such as a waveguide, so that the project not only can solve the inherent defects of large insertion loss, low synthesis efficiency and the like of a synthesizer for centralized power synthesis; meanwhile, by combining a circuit-level synthesis technology, the integration level and the reliability of the product can be effectively improved (flexible degradation, namely, the product can still ensure the realization of a work task when part of a plurality of units fails), and the flexibility of the realization of the antenna is improved.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions, improvements, etc. within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides a novel SC frequency channel broadband TR subassembly which characterized in that: the system comprises an I path transmitting branch, an I path receiving branch, a Q path transmitting branch and a Q path receiving branch, wherein the I path transmitting branch comprises a first power dividing/synthesizing network and a first single path transceiving component, the I path receiving branch comprises a second power dividing/synthesizing network and a second single path transceiving component, the output end of the first power dividing/synthesizing network is respectively connected with the input ends of the first single path transceiving component and the second single path transceiving component, and the input end of the second power dividing/synthesizing network is respectively connected with the output ends of the first single path transceiving component and the second single path transceiving component; the Q-path transmitting branch comprises a third power dividing/combining network and a third single-path transceiving component, the Q-path receiving branch comprises a fourth power dividing/combining network and a fourth single-path transceiving component, an output end of the third power dividing/combining network is respectively connected with input ends of the third single-path transceiving component and the fourth single-path transceiving component, and an input end of the fourth power dividing/combining network is respectively connected with output ends of the third single-path transceiving component and the fourth single-path transceiving component;
the I-path transmitting branch and the Q-path transmitting branch transmit and output vertical signals or horizontal signals which are divided into two paths, and the I-path receiving branch and the Q-path receiving branch receive the two paths of vertical signals or horizontal signals.
2. The novel SC frequency band broadband TR component of claim 1, wherein: the two paths of vertical signals are in equal phase, and the phase error is 10 degrees.
3. The novel SC frequency band broadband TR component of claim 1, wherein: the two horizontal signals have equal phase, and the phase error is 10 degrees.
4. The novel SC frequency band broadband TR component of claim 1, wherein: the first power dividing/synthesizing network, the second power dividing/synthesizing network, the third power dividing/synthesizing network and the fourth power dividing/synthesizing network are formed by 180-degree electric bridges.
5. The novel SC frequency band broadband TR component of claim 1, wherein: the first, second, third and fourth single-path transceiving components comprise power driving modules, modulation boards, power amplifier modules, circulators and amplitude limiters, wherein the power driving modules are used for amplifying power of two paths of signals and outputting the amplified signals to the modulation boards, the modulation boards are used for distributing the power of the two paths of amplified signals and outputting the power of the two paths of amplified signals to the power amplifier modules, the power amplifier modules are used for synthesizing the two paths of amplified signals and outputting the synthesized signals to the circulators, the circulators are used for transmitting or receiving signals and sending the received signals to the amplitude limiters, and the amplitude limiters are used for respectively carrying out amplitude limiting on the two paths of received signals and then synthesizing and outputting the signals.
6. The novel SC frequency band broadband TR component of claim 5, wherein: the power amplifier module comprises two paths of high-power amplifier modules and a power synthesis module, wherein the input end of the high-power amplifier module is connected with the output end of the modulation board, and the output end of the high-power amplifier module is connected with the input end of the power synthesis module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911382546.7A CN111130587A (en) | 2019-12-27 | 2019-12-27 | Novel SC frequency channel broadband TR subassembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911382546.7A CN111130587A (en) | 2019-12-27 | 2019-12-27 | Novel SC frequency channel broadband TR subassembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111130587A true CN111130587A (en) | 2020-05-08 |
Family
ID=70505220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911382546.7A Pending CN111130587A (en) | 2019-12-27 | 2019-12-27 | Novel SC frequency channel broadband TR subassembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111130587A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111817671A (en) * | 2020-07-22 | 2020-10-23 | 中科芯(苏州)微电子科技有限公司 | Radio frequency power amplifier suitable for high-speed and wide-band wave band |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205754295U (en) * | 2016-06-22 | 2016-11-30 | 安徽天兵电子科技有限公司 | A kind of SC UHF band reception module of modularity microwave components |
| CN207251614U (en) * | 2017-10-16 | 2018-04-17 | 河北森骏电子科技有限公司 | A kind of multichannel TR components of L-band |
| CN109039420A (en) * | 2018-06-27 | 2018-12-18 | 熊猫电子集团有限公司 | High integration four-way S frequency range transmitting-receiving subassembly and phased array antenna |
| CN109257064A (en) * | 2018-10-30 | 2019-01-22 | 天津津航计算技术研究所 | A kind of double antenna RF front-end module |
| CN110596649A (en) * | 2019-09-18 | 2019-12-20 | 上海航天电子通讯设备研究所 | T/R assembly |
-
2019
- 2019-12-27 CN CN201911382546.7A patent/CN111130587A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205754295U (en) * | 2016-06-22 | 2016-11-30 | 安徽天兵电子科技有限公司 | A kind of SC UHF band reception module of modularity microwave components |
| CN207251614U (en) * | 2017-10-16 | 2018-04-17 | 河北森骏电子科技有限公司 | A kind of multichannel TR components of L-band |
| CN109039420A (en) * | 2018-06-27 | 2018-12-18 | 熊猫电子集团有限公司 | High integration four-way S frequency range transmitting-receiving subassembly and phased array antenna |
| CN109257064A (en) * | 2018-10-30 | 2019-01-22 | 天津津航计算技术研究所 | A kind of double antenna RF front-end module |
| CN110596649A (en) * | 2019-09-18 | 2019-12-20 | 上海航天电子通讯设备研究所 | T/R assembly |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111817671A (en) * | 2020-07-22 | 2020-10-23 | 中科芯(苏州)微电子科技有限公司 | Radio frequency power amplifier suitable for high-speed and wide-band wave band |
| CN111817671B (en) * | 2020-07-22 | 2023-07-11 | 中科芯(苏州)微电子科技有限公司 | Radio frequency power amplifier suitable for high-speed and broadband wave bands |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102393512B (en) | Single-antenna frequency-modulated continuous-wave radar radio frequency passive cancellation method | |
| CN102347778B (en) | Self-adapting interference cancellation device and debugging method thereof | |
| CN201600448U (en) | MWW (millimeter wave) coherent seeker front end device | |
| CN109375176B (en) | Transmitter power amplifier module | |
| CN205812005U (en) | A kind of Five-channel millimeter wave transceiving assembly | |
| CN111082831B (en) | Satellite-borne synchronous transmitting and receiving device and signal processing method | |
| CN111614372A (en) | Ku frequency band phased array antenna transceiving component for satellite communication | |
| CN113364417A (en) | Adjustable load balance power amplifier structure | |
| CN109633617B (en) | Millimeter wave receiving and dispatching front end based on single-channel target information extraction | |
| CN111987995A (en) | Comb signal source based on mixing modulation feedback loop | |
| CN111130587A (en) | Novel SC frequency channel broadband TR subassembly | |
| CN113675623A (en) | Time modulation phased array feed network chip and time modulation radio frequency system | |
| CN110958026B (en) | Radio frequency broadband transceiver | |
| CN107146956A (en) | Antenna element and MIMO antenna system using codebook | |
| CN210111948U (en) | Comb signal source based on mixing modulation feedback loop | |
| CN110677168A (en) | 5G terminal signal transceiving device and method and terminal | |
| CN212163328U (en) | Ku frequency band phased array antenna transceiving component for satellite communication | |
| CN113259048B (en) | X-waveband high-power suppressing interference device | |
| CN206432986U (en) | A kind of millimeter wave four-way transceiver component | |
| CN211406019U (en) | Four-channel transceiving component | |
| CN108055057A (en) | A kind of two waveband active-passive composite TR components | |
| CN203288755U (en) | RoF-type phase control active integrated antenna array suitable for FDD system | |
| CN203457146U (en) | Radio ultra-short frequency receiver | |
| CN213521881U (en) | Multichannel receiving and dispatching system | |
| CN113472299B (en) | Signal receiving and transmitting front-end circuit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20200508 |
|
| RJ01 | Rejection of invention patent application after publication |