CN107728701B - A kind of Ka wave band and spread degree control assembly - Google Patents
A kind of Ka wave band and spread degree control assembly Download PDFInfo
- Publication number
- CN107728701B CN107728701B CN201710819269.6A CN201710819269A CN107728701B CN 107728701 B CN107728701 B CN 107728701B CN 201710819269 A CN201710819269 A CN 201710819269A CN 107728701 B CN107728701 B CN 107728701B
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- microwave
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- microwave signal
- transmission
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05F—SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES
- G05F1/00—Automatic systems in which deviations of an electric quantity from one or more predetermined values are detected at the output of the system and fed back to a device within the system to restore the detected quantity to its predetermined value or values, i.e. retroactive systems
- G05F1/10—Regulating voltage or current
- G05F1/625—Regulating voltage or current wherein it is irrelevant whether the variable actually regulated is ac or dc
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/02—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S13/00
- G01S7/40—Means for monitoring or calibrating
- G01S7/4052—Means for monitoring or calibrating by simulation of echoes
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Power Engineering (AREA)
- Electromagnetism (AREA)
- Automation & Control Theory (AREA)
- Computer Networks & Wireless Communication (AREA)
- Remote Sensing (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
Abstract
The present invention relates to a kind of Ka wave bands and spread degree control assembly, including microwave device, transmission of video device and radio frequency transmission device；The microwave device includes: amplifier, for amplifying faint microwave signal；Power splitter, for microwave signal to be carried out constant power distribution；Attenuator, for the carry out amplitude adjusted to microwave signal；Phase shifter, for carrying out phase adjusted to microwave signal；Isolator, for preventing the reverse transfer of microwave signal；The transmission of video device is used for the microwave device incoming video signal；The radio frequency transmission device is used to access microwave signal to the microwave device, and the radio frequency transmission device is also used to export treated microwave signal.The present invention is suitable for the radar simulator of Ka wave band, it can be realized the constant power distribution of Ka band microwave signal, 63dB amplitude adjusted range, 0/Pi phase-modulation function, generate and tri- tunnel microwave signal of Cha Cha exports, and have the advantages that performance stabilization and high reliablity.
Description
Technical field
The present invention relates to a kind of Ka wave band and spread degree control assembly more particularly to a kind of sums of Ka band radar simulator
Spread degree control assembly.
Background technique
Radar simulator generates radar echo signal by the method for simulation, and handles echo-signal, to test
Demonstrate,prove the overall performance of radar.Belong to a part that radar simulator receives system with spread degree control assembly, completes to receiving
Echo-signal carry out amplitude and phase control.The amplitude-phase control assembly many places of common radar simulator in L, S, C,
X-band, and amplitude control range is small, it is difficult to meet increasingly complicated radar target acquisition demand；And the amplitude control of Ka wave band
Since its working frequency is high, working band is wide, amplitude coincidence is relatively difficult to guarantee component.
Summary of the invention
In order to overcome the above-mentioned deficiencies of the prior art, the invention proposes a kind of Ka wave bands and spread degree control assembly, use
In constant power distribution, 63dB amplitude adjusted range and the 0/Pi phase-modulation function of completing Ka band signal, generate and poor three
The output of road microwave signal.
The technical scheme to solve the above technical problems is that a kind of Ka wave band and spread degree control assembly, comprising:
Box body, microwave device, video-frequency connector, video insulator, RF isolation, micro strip and printed board, microwave device include again
Amplifier, power splitter, attenuator, phase shifter, isolator.Box body is process with 5A06 aluminum alloy materials, and box body is as microwave
Device, video-frequency connector, video insulator, RF isolation, micro strip, printed board structural support carrier, and provide microwave
The structural transmission channel of signal；Microwave device is used to carry out the microwave signal received the signal processing of corresponding function, in which:
Amplifier is for amplifying faint microwave signal；The constant power point that power splitter is used to for microwave signal being divided into two
Match；Attenuator is for the carry out amplitude adjusted to microwave signal, it can be achieved that the amplitude adjusted range of 63dB；Phase shifter is used for micro-
Wave signal carries out phase adjusted, it can be achieved that two kinds of phase controllings of 0/Pi；Isolator is used to prevent the reverse transfer of microwave signal；Depending on
Frequency connector is for vision signal needed for providing microwave device；The perpendicular interconnection that video insulator is used to carry out vision signal passes
It is defeated；RF isolation is for carrying out microwave signal interconnecting transfer；Main carriers of the micro strip as microwave signal transmission, using altogether
Surface wave guide structure is used for the transmission of microwave signal；Printed board is used for the storied placement of vision signal and is transmitted to microwave device.
A kind of Ka wave band and spread degree control assembly, are realized using microwave assembly technology, microwave device, RF isolation, micro-
Strap is brazed in the front of substrate, and printed board is screwed at the back side of substrate, and video-frequency connector is brazed at the box body back side
It is interconnected on side wall and with printed board, video insulator is vertically brazed in the both sides of substrate, realizes the vertical mutual of vision signal
Connection transmission.
When work, vision signal is transmitted to printed board by video-frequency connector, and in printed board Delamination Transmission to video
Insulator is finally delivered to corresponding microwave device, realizes the control to microwave device；The microwave signal received passes through radio frequency
Insulator is transmitted to component internal, pass sequentially through amplifier amplification, power splitter be divided into two constant power distribution, attenuator amplitude tune
Section, phase shifter phase adjusted, isolator prevent the reverse transfer of microwave signal, finally export again by RF isolation.It is micro-
Wave signal needs the amplitude adjusted, it can be achieved that within the scope of 63dB according to amplitude adjusted, and is needed to can be achieved 0/ according to phase adjusted
Two kinds of phase state controls of Pi obtain and the poor microwave signal of difference.
Beneficial effect using the above scheme is: suitable for the radar simulator of Ka wave band, can be realized Ka wave band
The constant power of microwave signal distributes, 63dB amplitude adjusted range, 0/Pi phase-modulation function, generates and tri- tunnel microwave signal of Cha Cha
Output has the advantages that performance stabilization and high reliablity.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of Ka wave band and spread degree control assembly of the present invention.
In attached drawing, parts list represented by the reference numerals are as follows:
1 box body, 2 amplifiers, 3 power splitters, 4 attenuators, 5 phase shifters, 6 isolators, 7 video-frequency connectors, 8, video insulation
Son, 9 RF isolations, 10 micro strips, 11 printed boards.
Specific embodiment
As shown in FIG. 1, FIG. 1 is a kind of structural schematic diagrams of Ka wave band and spread degree control assembly of the present invention.A kind of Ka wave
Section and spread degree control assembly, including a kind of Ka wave band and spread degree control assembly, comprising: box body 1, microwave device, video connect
Device 7, video insulator 8, RF isolation 9, micro strip 10 and printed board 11 are connect, microwave device includes amplifier 2, power splitter again
3, attenuator 4, phase shifter 5, isolator 6.
Box body 1 is process with 5A06 aluminum alloy materials, intensity with higher, as microwave device, video-frequency connector
7, video insulator 8, RF isolation 9, micro strip 10, printed board 11 structural support carrier, and provide the knot of microwave signal
Structure transmission channel.
Microwave device is used to carry out the microwave signal received the signal processing of corresponding function, in which: amplifier 2 is used for
Faint microwave signal is amplified；The constant power that power splitter 3 is used to for microwave signal being divided into two distributes；Attenuator
4 for the carry out amplitude adjusted of microwave signal, it can be achieved that the amplitude adjusted range of 63dB；Phase shifter 5 is used for microwave signal
Phase adjusted is carried out, it can be achieved that two kinds of phase controllings of 0/Pi；Isolator 6 is used to prevent the reverse transfer of microwave signal.
Video-frequency connector 7 is for vision signal needed for providing microwave device；Video insulator 8 is for carrying out vision signal
Perpendicular interconnection transmission；RF isolation 9 is for carrying out microwave signal interconnecting transfer；Micro strip 10 is as microwave signal transmission
Main carriers are used for the transmission of microwave signal using coplanar waveguide structure；Printed board 11 is used for the storied placement of vision signal simultaneously
It is transmitted to microwave device.The signal that printed board 11 needs to transmit is more, can preferably carry out Modulation recognition by storied placement
Transmission guarantees the reliability of signal transmission.
A kind of Ka wave band and spread degree control assembly, are realized using microwave assembly technology, microwave device, RF isolation 9, micro-
Strap 10 is brazed in the front of substrate, and printed board 11 is screwed at the back side of substrate, and video-frequency connector 7 is brazed in box body 1
It is interconnected on the side wall at the back side and with printed board 11, video insulator 8 is vertically brazed in the both sides of substrate, realizes vision signal
Vertical interconnection transmission.By above-mentioned assembling mode, can have inside box body 1 above-mentioned device is integrally disposed, realize component
Miniaturization.
When work, vision signal is transmitted to printed board 11 by video-frequency connector 7, and Delamination Transmission is extremely in printed board 11
Video insulator 8 is finally delivered to corresponding microwave device, realizes the control to microwave device；The microwave signal received is logical
Cross RF isolation 9 and be transmitted to component internal, pass sequentially through amplifier 2 amplification, power splitter 3 be divided into two constant power distribution, decline
Subtracting 4 amplitude adjusted of device, 5 phase adjusted of phase shifter, isolator 6 prevents the reverse transfer of microwave signal, finally again by radio frequency
Insulator 9 exports.Microwave signal needs the amplitude adjusted, it can be achieved that within the scope of 63dB according to amplitude adjusted, and according to phase tune
Section needs can be achieved two kinds of phase state controls of 0/Pi, obtains and the poor microwave signal of difference.
A kind of constant power point of Ka wave band and spread degree control assembly realization Ka wave band (32GHz-38GHz) microwave signal
Match, 63dB amplitude adjusted range, 0/Pi phase-modulation function, generates and tri- tunnel microwave signal of Cha Cha exports, there is performance to stablize
And high reliability.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all in spirit of the invention and
Within principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (7)
1. a kind of Ka wave band and spread degree control assembly, which is characterized in that passed including microwave device, transmission of video device and radio frequency
Defeated device；
The microwave device includes:
Amplifier (2), for amplifying faint microwave signal；
Power splitter (3), for microwave signal to be carried out constant power distribution；
Attenuator (4), for the carry out amplitude adjusted to microwave signal；
Phase shifter (5), for carrying out phase adjusted to microwave signal；
Isolator (6), for preventing the reverse transfer of microwave signal；
The transmission of video device is used for the microwave device incoming video signal；
The radio frequency transmission device is used to access microwave signal to the microwave device, and the radio frequency transmission device is also used to export
Microwave signal that treated；
The transmission of video device includes video-frequency connector (7) and video insulator (8), and the video-frequency connector (7) is for mentioning
For vision signal needed for the microwave device, the video insulator (8) is used to carry out vision signal with the microwave device
Perpendicular interconnection transmission；
It further include substrate and box body (1), the microwave device and the radio frequency transmission device are arranged by soldering in the substrate
Front, the back side of the substrate, the microwave device, the transmission of video device, institute is arranged in the transmission of video device
It states radio frequency transmission device and substrate setting is internal in the box body (1)；
The back side of the substrate is additionally provided with the printed board for hierarchical video signal arrangement being transmitted to the microwave device
(11)；
The video-frequency connector (7) is video signal transmission to the printed board (11), and the printed board (11) is vision signal
Delamination Transmission to the video insulator (8), the video insulator (8) is again transferred to vision signal perpendicular interconnection described micro-
Wave device.
2. a kind of Ka wave band according to claim 1 and spread degree control assembly, which is characterized in that the radio frequency transmitter
Part includes that RF isolation is sub (9), and the RF isolation (9) is used to carry out microwave signal interconnecting transfer with the microwave device.
3. a kind of Ka wave band according to claim 1 and spread degree control assembly, which is characterized in that the front of the substrate
It is additionally provided with for the micro strip (10) as microwave signal transmission carrier, it is the amplifier (2), the power splitter (3), described
Attenuator (4), the phase shifter (5), the isolator (6) and the radio frequency transmission device are successively set on the micro strip
(10) on, radio frequency transmission device setting in the side of the isolator (6), the amplifier (2), the power splitter (3),
The attenuator (4) and the phase shifter (5) are arranged in the other side of the isolator (6)；The micro strip (10) is using altogether
Surface wave guide structure；The micro strip (10) is arranged on the substrate by soldering.
4. a kind of Ka wave band according to claim 1 and spread degree control assembly, which is characterized in that the printed board (11)
It is fixed by screws in the back side of the substrate.
5. a kind of Ka wave band according to claim 1 and spread degree control assembly, which is characterized in that the video-frequency connector
(7) it is arranged on the side wall at the box body (1) back side by soldering.
6. a kind of Ka wave band according to claim 1 and spread degree control assembly, which is characterized in that the video insulator
(8) on the substrate by soldering setting, the video insulator (8) runs through the front and back of the substrate.
7. a kind of Ka wave band according to claim 1 and spread degree control assembly, which is characterized in that the box body (1) is adopted
With 5A06 aluminum alloy materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710819269.6A CN107728701B (en) | 2017-09-12 | 2017-09-12 | A kind of Ka wave band and spread degree control assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710819269.6A CN107728701B (en) | 2017-09-12 | 2017-09-12 | A kind of Ka wave band and spread degree control assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107728701A CN107728701A (en) | 2018-02-23 |
| CN107728701B true CN107728701B (en) | 2019-10-29 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710819269.6A Active CN107728701B (en) | 2017-09-12 | 2017-09-12 | A kind of Ka wave band and spread degree control assembly |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112332873B (en) * | 2020-09-21 | 2022-09-23 | 北京无线电测量研究所 | Broadband power division filtering component |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000111642A (en) * | 1998-10-06 | 2000-04-21 | Mitsubishi Electric Corp | Testing device for synthetic aperture radar |
| US6707348B2 (en) * | 2002-04-23 | 2004-03-16 | Xytrans, Inc. | Microstrip-to-waveguide power combiner for radio frequency power combining |
| US8248297B1 (en) * | 2011-04-11 | 2012-08-21 | Advanced Testing Technologies, Inc. | Phase noise measurement system and method |
| CN104319492A (en) * | 2014-09-27 | 2015-01-28 | 史伟立 | Ka waveband one-dimensional linear array system |
| CN105721000B (en) * | 2015-12-28 | 2017-11-03 | 深圳市华讯方舟微电子科技有限公司 | A kind of radiofrequency emitting module, component, phased array antenna and its manufacture method |
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| Publication number | Publication date |
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| CN107728701A (en) | 2018-02-23 |
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