CN206804860U - Phased array weather radar receives, transmission channel detection means - Google Patents
Phased array weather radar receives, transmission channel detection means Download PDFInfo
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- CN206804860U CN206804860U CN201720732596.3U CN201720732596U CN206804860U CN 206804860 U CN206804860 U CN 206804860U CN 201720732596 U CN201720732596 U CN 201720732596U CN 206804860 U CN206804860 U CN 206804860U
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Abstract
Received the utility model discloses a kind of phased array weather radar, transmission channel detection means, including a parabola antenna, a frequency spectrograph of the tested phased array weather radar transmitting radiofrequency signal of the reception launched a radio-frequency signal source of radiofrequency signal to tested phased array weather radar and be connected with the feed of parabola antenna being connected with the feed of parabola antenna.It is low and can not be to receiving channel that the utility model can solve efficiency existing for traditional measuring technology（Transmission channel）Carry out the technical problem such as testing with the matching properties of antenna.
Description
Technical field
It the utility model is related to a kind of weather radar performance detection technology.
Background technology
Phased array weather radar has multiple receptions, transmission channel, and line amplitude, phase test are entered to it, is that development is phased
The important process of battle array weather radar.At present, respectively to receiving（Emitter）, antenna tested, this test one is that efficiency is low,
Second, receiving channel（Transmission channel）It can not be tested with the matching properties of antenna.
Utility model content
The purpose of this utility model is to provide a kind of phased array weather radar reception, transmission channel detection means, to solve
Efficiency existing for traditional measuring technology is low and can not be to receiving channel（Transmission channel）Tested with the matching properties of antenna
Etc. technical problem.
In order to realize above-mentioned purpose of utility model, the technical solution of the utility model is as follows：
Phased array weather radar receives, transmission channel detection means, including a parabola antenna, with parabola antenna
Feed connection to tested phased array weather radar launch radiofrequency signal a radio-frequency signal source and with parabola antenna
One frequency spectrograph of the tested phased array weather radar transmitting radiofrequency signal of reception of feed connection.
The parabola antenna is arranged on test phased array weather radar antenna opposite and diameter is more than tested phased array
Weather radar antenna, parabola antenna overlap with testing the normal of both phased array weather radar antennas, and at a distance of 10 meter -100
Rice.
Also include the tested phased array weather radar receiver that is connected with tested phased array weather radar antenna and with
Tested the phased array weather radar frequency spectrograph or oscillograph of tested phased array weather radar receiver connection.
Also include one group of tested phased array weather radar emitter being connected with tested phased array weather radar antenna
The ripple control device being connected with tested phased array weather radar emitter.
Operation principle of the present utility model is as follows：Tested phased array weather radar antenna is provided opposite to an antenna diameter
More than the parabola antenna of tested phased array weather radar antenna, two antenna normals, i.e. antenna overlapping of axles, two antenna phases
Away from 10 meters -100 meters；Parabolic antenna feed source connects a radio-frequency signal source such as X-band signal source, radiofrequency signal and become by parabola
Into parallel beam radiation direction phased array weather radar antenna, after each antenna element reception signal of phased array weather radar, it is sent into pair
Receiver is answered, the signal of the reception of each receiver is tested with tested phased array weather radar frequency spectrograph or oscillograph can
Size and phase noise；Ripple control device controls some emitter or certain several emitter to open, and passes through phased array antenna unit, radio frequency
Signal is radiate, only parallel electromagnetic wave, i.e., parallel parabola antenna axle, is collected by parabolic antenna feed source, is sent to frequency
Spectrometer；Each emitter is separately turned on, each transmitter signal strength, phase noise can be tested respectively；Transmitting is opened in increase one by one
Machine, can be with test phase characteristic.
The advantages of the utility model, is as follows：
1）Antenna that can be to receiving channel, receiver integration test.
2）Antenna that can be to transmission channel, emitter integration test, can not only test transmission signal amplitude, moreover it is possible to check
Whether phase is consistent.
Brief description of the drawings
Fig. 1 is phased array weather radar receiving channel test device structure of the present utility model.
Fig. 2 is phased array weather radar transmission channel test device structure of the present utility model.
Brief description of the drawings：1st, parabola antenna, 2, feed, 3, radio-frequency signal source, 4, electric wave, 5, tested phased array weather thunder
Up to antenna, 6, tested phased array weather radar receiver, 7, tested phased array weather radar frequency spectrograph or oscillograph, 8, quilt
Test phased array weather radar emitter, 9, frequency synthesizer, 10, ripple control device, 11, frequency spectrograph.
Embodiment
Phased array weather radar of the present utility model receives, transmission channel detection means, including a parabola antenna, with
Parabola antenna feed connection to tested phased array weather radar launch radiofrequency signal a radio-frequency signal source and with
One frequency spectrograph of the tested phased array weather radar transmitting radiofrequency signal of reception of the feed connection of parabola antenna.
The parabola antenna is arranged on test phased array weather radar antenna opposite and diameter is more than tested phased array
Weather radar antenna, parabola antenna overlap with testing the normal of both phased array weather radar antennas, and at a distance of 10 meter -100
Rice.
Also include the tested phased array weather radar receiver being connected with tested phased array weather radar aerial signal
Tested the phased array weather radar frequency spectrograph or oscillograph being connected with tested phased array weather radar receiver signal.
Also include the one group of tested phased array weather radar being connected with tested phased array weather radar aerial signal hair
Penetrate machine and the ripple control device being connected with tested phased array weather radar transmitter signal.
Operation principle of the present utility model is referring to shown in Fig. 1,2.Tested phased array weather radar antenna is provided opposite to one
Individual antenna diameter is more than the parabola antenna 1 of tested phased array weather radar antenna, two antenna normals（Antenna axis）Overlap,
Two antennas are at a distance of 10 meters -100 meters.Referring to Fig. 1, the feed 2 of parabola antenna connects a radio-frequency signal source 3（Such as X-band signal
Source）, radiofrequency signal becomes the parallel radiation direction phased array weather radar antenna of electric wave 4 by parabola, and phased array weather radar is each
After antenna element reception signal, phased array weather radar receiver 6 is tested corresponding to feeding, with tested phased array weather thunder
The signal magnitude and phase noise of the reception of each receiver are tested up to frequency spectrograph or the can of oscillograph 7.
Referring to Fig. 2, ripple control device 10 controls some tested phased array weather radar emitter 8 or certain is several tested phased
Battle array 88 B weather radar transmitter is opened, and by phased array antenna unit, radiofrequency signal is radiate, but is only parallel electromagnetic wave
（Parallel parabola antenna axle）Collected by the feed 2 of parabola antenna, be sent to frequency spectrograph 11.If being separately turned on each emitter,
Can tests each transmitter signal strength, phase noise respectively.If emitter is opened in increase one by one, it is possible to test phase
Characteristic, such as increased power are the new power for opening emitter, then both phases are exactly identical.
Antenna installation：Phased array antenna front normal will will be aligned with parabola antenna axis.Antenna is liftoff and there have to be certain
Distance.
Parabola size：Twice of tested antenna.
Distance between parabola antenna and tested radar：10-50 rice（Determined by testing）.
If wall reflected wave effects are larger indoors, absorbing material can be pasted on six face wall bodies.
Workflow
Transmission channel debugging test
1）1 road TR transmittings are selected by ripple control, radio frequency is radiate by phased array antenna, passes through parabolic antenna feed source
Signal is sent into frequency spectrograph.Complete 64 road TR tests.
2）Gradually emitter test is opened by 2,4,8,16,32,64.
Receiving channel debugging test
1）Signal generator signal is launched signal by parabolic antenna feed source.
2）Tested radar shows 64 road TR reception signals by oscillograph or frequency spectrograph.
Claims (4)
1. phased array weather radar receives, transmission channel detection means, it is characterised in that including a parabola antenna, with throwing
Object plane antenna feed connection to tested phased array weather radar launch radiofrequency signal a radio-frequency signal source and with throwing
One frequency spectrograph of the tested phased array weather radar transmitting radiofrequency signal of reception of the feed connection of object plane antenna.
2. phased array weather radar according to claim 1 receives, transmission channel detection means, it is characterised in that described
Parabola antenna is arranged on test phased array weather radar antenna opposite and diameter is more than tested phased array weather radar day
Line, parabola antenna overlap with testing the normal of both phased array weather radar antennas, and at a distance of 10 meters -100 meters.
3. phased array weather radar according to claim 1 receives, transmission channel detection means, it is characterised in that also wraps
Include the tested phased array weather radar receiver that is connected with tested phased array weather radar antenna and with tested phased array
Tested the phased array weather radar frequency spectrograph or oscillograph of Weather Radar Receiver connection.
4. phased array weather radar according to claim 1 receives, transmission channel detection means, it is characterised in that also wraps
Include one group of tested phased array weather radar emitter being connected with tested phased array weather radar antenna and with tested phase
Control the ripple control device of battle array 88 B weather radar transmitter connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720732596.3U CN206804860U (en) | 2017-06-22 | 2017-06-22 | Phased array weather radar receives, transmission channel detection means |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720732596.3U CN206804860U (en) | 2017-06-22 | 2017-06-22 | Phased array weather radar receives, transmission channel detection means |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206804860U true CN206804860U (en) | 2017-12-26 |
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ID=60749415
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720732596.3U Active CN206804860U (en) | 2017-06-22 | 2017-06-22 | Phased array weather radar receives, transmission channel detection means |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206804860U (en) |
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2017
- 2017-06-22 CN CN201720732596.3U patent/CN206804860U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191220 Address after: Room 712, floor 7, building 1, No.11, Changchun Bridge Road, Haidian District, Beijing 100089 Co-patentee after: HUNAN EASTONE WASHON TECHNOLOGY Co.,Ltd. Patentee after: LEIXIANG TECHNOLOGY (BEIJING) Co.,Ltd. Co-patentee after: Guangdong leixiang Technology Co.,Ltd. Address before: 100089 Beijing City, Haidian District Changchun bridge C1 Wanliu Yeland Center No. 11 room 602 Co-patentee before: HUNAN EASTONE WASHON TECHNOLOGY Co.,Ltd. Patentee before: LEIXIANG TECHNOLOGY (BEIJING) Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Room 712, Floor 7, Building 1, No. 11, Changchun Bridge Road, Haidian District, Beijing 100089 Patentee after: LEIXIANG TECHNOLOGY (BEIJING) Co.,Ltd. Patentee after: Zhejiang Yitong Huasheng Technology Co.,Ltd. Patentee after: Guangdong leixiang Technology Co.,Ltd. Address before: Room 712, Floor 7, Building 1, No. 11, Changchun Bridge Road, Haidian District, Beijing 100089 Patentee before: LEIXIANG TECHNOLOGY (BEIJING) Co.,Ltd. Patentee before: HUNAN EASTONE WASHON TECHNOLOGY Co.,Ltd. Patentee before: Guangdong leixiang Technology Co.,Ltd. |
|
| CP01 | Change in the name or title of a patent holder |