CN102175996A - Quick test system and method for adaptive phased array - Google Patents
Quick test system and method for adaptive phased array Download PDFInfo
- Publication number
- CN102175996A CN102175996A CN 201010538491 CN201010538491A CN102175996A CN 102175996 A CN102175996 A CN 102175996A CN 201010538491 CN201010538491 CN 201010538491 CN 201010538491 A CN201010538491 A CN 201010538491A CN 102175996 A CN102175996 A CN 102175996A
- Authority
- CN
- China
- Prior art keywords
- phased array
- adaptive controlled
- controlled phased
- assembly
- adaptive
- 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
Landscapes
- Radar Systems Or Details Thereof (AREA)
Abstract
The invention relates to a quick test system for an adaptive phased array. The system comprises a feed source (1), a servo system (2), a servo control (3), the adaptive phased array (4), a reference digital assembly (5), a monitoring digital assembly (6), a frequency source (7) of the adaptive phased array, data acquiring and recording equipment (8) of the adaptive phased array and a radar control (9) of the adaptive phased array; the monitoring digital assembly is connected with the feed source; the transmitting channel of the reference digital assembly is connected with a receiving channel; the digital signals of the monitoring digital assembly and the receiving channel of the reference digital assembly can be transmitted to the data acquiring and recording equipment of the adaptive phased array; the frequency source of the adaptive phased array simultaneously transmits clock signals to a digital assembly of the adaptive phased array, the monitoring digital assembly and the reference digital assembly; and the radar control of the adaptive phased array is connected with the servo control, and the servo control is connected with the servo system.
Description
Technical field
The present invention relates to a kind of fast testing system and method for testing thereof of Adaptive Controlled Phased Array, the microwave antenna technical field.
Background technology
Adaptive Controlled Phased Array is a kind of advanced person's radar system, and its wave beam that transmits and receives all adopts digital beam formation technology, and the input/output signal of Control Component all is a digital signal.The control of Adaptive Controlled Phased Array front wave beam is flexible, and the front aboundresources is easy to reconstruct; The use of digitizing active channel has enlarged the system dynamics scope, has strengthened the antijamming capability of radar.It has become the important developing direction of following radar, is one of focus of domestic and international field of radar.
Along with increasing Adaptive Controlled Phased Array has been realized through engineering approaches, the diagnosis of Adaptive Controlled Phased Array and test just become a brand-new research topic.Domestic and international at present research in this respect is not deep enough and concrete.
In general, the comparatively complete phased array test macro of one cover, no matter be near field, midfield and far field, all can roughly be divided into five parts: servo-drive system (for example sweeping cat frame, turntable or the like), feed, signal generation, data acquisition and record, data processing equipment etc.The test of present phased array all is to produce pumping signal by test macro itself, and tested phased array emission or the signal that receives are tested closed loop also via the data acquisition and the recording unit collection of test macro oneself thereby form one.But this test mode only is applicable to traditional simulation phased array.But seem powerless for the Adaptive Controlled Phased Array under the New System.
Because transmitting and receiving all of Adaptive Controlled Phased Array finished at numeric field.Digitizing and clock signal are closely bound up.Adaptive Controlled Phased Array all has the frequency source subsystem of oneself so that the stable clock signal to be provided.Therefore to finish the diagnosis and the test of Adaptive Controlled Phased Array, just must between test macro and tested phased array, form mutual, and can not only form the closed loop test of test macro, but also must guarantee that the high-frequency clock between the test macro and tested phased array is synchronous when mutual.
In addition, the test speed of phased array has become the bottleneck of the large-scale active phased array test speed of restriction.Present phased array test job amount is big, and the test duration is long.And a principal feature of Adaptive Controlled Phased Array be exactly wave beam control flexibly, the wave beam victory accelerates.This just makes the phased array test be transformed into possibility from the single-frequency point in past, the test mode of single sweep angle to the mode of " multifrequency point, multi-angle, single test ".
Summary of the invention
Technical matters to be solved:
Test and remote field testing method for the calibration mutually of a kind of width of cloth fast and efficiently, fault diagnosis, planar near-field test, midfield are provided for Adaptive Controlled Phased Array design at above not enough the present invention, and make up the standardized platform that is fit to Adaptive Controlled Phased Array, realize the test mode of " multifrequency point, multi-angle, single test ".
On test philosophy, break through the mode of thinking of traditional phased array, satisfy the demand of multi-form Adaptive Controlled Phased Array,, improve the test speed of Adaptive Controlled Phased Array greatly serve as to design core accurately, fast and efficiently, the present invention mainly accomplish following some:
1. test macro and phased array is perfect mutual;
2. the clock high-speed synchronous of test macro and tested Adaptive Controlled Phased Array;
3. the coherent of time division signal;
4. realize " multifrequency point, multi-angle, single test ".
Technical scheme:
A kind of fast testing system of Adaptive Controlled Phased Array comprises the frequency source of feed, servo-drive system, servocontrol, Adaptive Controlled Phased Array, reference number assembly, monitoring digital assembly, Adaptive Controlled Phased Array, the data acquisition of Adaptive Controlled Phased Array and the radar control of recording unit and Adaptive Controlled Phased Array;
The monitoring digital assembly links to each other with feed; The transmission channel of reference number assembly is connected with receiving cable; The digital signal of monitoring digital assembly and reference number assembly receiving cable all can be sent into the data acquisition and the recording unit of Adaptive Controlled Phased Array; Simultaneously clock signal is sent into digital assembly, monitoring digital assembly and the reference number assembly of Adaptive Controlled Phased Array from the frequency source of suitable phased array; The radar control of Adaptive Controlled Phased Array is connected with servocontrol, and servocontrol links to each other with servo-drive system.
The emission state method of testing that the fast testing system of Adaptive Controlled Phased Array is finished, divide following several steps:
A) Adaptive Controlled Phased Array enters emission state, the monitoring digital assembly enter accepting state, the radiofrequency signal that feed receives by the monitoring digital assembly receiving cable and carry out digitizing;
B) control of the radar of Adaptive Controlled Phased Array is sent instruction to servo-control system;
C) servocontrol then triggers servo-drive system and begins to move;
D) after the servo-drive system operation put in place, servocontrol postbacked a handshake to the radar control of Adaptive Controlled Phased Array;
E) receive handshake after, the digital signal that the data acquisition of the radar of Adaptive Controlled Phased Array control indication Adaptive Controlled Phased Array and recording unit opening entry monitoring digital assembly and reference number assembly are sent here;
F) data behind the record are given the radar control of Adaptive Controlled Phased Array, and computing machine can carry out data processing, and the signal of monitoring digital assembly is carried out normalization to the signal of reference number assembly;
G) in same servo position, the radar of Adaptive Controlled Phased Array control utilizes the prompt fast advantage that becomes of Adaptive Controlled Phased Array wave beam, and the control Adaptive Controlled Phased Array is launched frequency, the ripple position of required test successively, and record data one by one;
H) after record was finished, the radar control of Adaptive Controlled Phased Array was sent instruction to servocontrol once more, and the indication servo-drive system moves to next test position;
I) get back to steps d, finish until whole test.
The accepting state method of testing that the fast testing system of Adaptive Controlled Phased Array is finished, divide following several steps:
A) Adaptive Controlled Phased Array enters accepting state, the monitoring digital assembly enters emission state, the radiofrequency signal that feed launch monitor digital assembly produces, the radiofrequency signal digitizing that the receiving cable of each digital assembly of Adaptive Controlled Phased Array receives antenna element;
B) control of the radar of Adaptive Controlled Phased Array is sent instruction to servo-control system;
C) servocontrol then triggers servo-drive system and begins to move;
D) after the servo-drive system operation put in place, servocontrol postbacked a handshake to the radar control of Adaptive Controlled Phased Array;
E) receive handshake after, the digital signal that the data acquisition of the radar of Adaptive Controlled Phased Array control indication Adaptive Controlled Phased Array and all digital assemblies of recording unit opening entry Adaptive Controlled Phased Array and reference number assembly are sent here;
F) data behind the record are given the radar control of Adaptive Controlled Phased Array, and computing machine can carry out data processing, and the signal of all digital assemblies of Adaptive Controlled Phased Array is carried out normalization to the signal of reference number assembly;
G) in same servo position, the radar of Adaptive Controlled Phased Array control utilizes the prompt fast advantage that becomes of Adaptive Controlled Phased Array wave beam, and the control Adaptive Controlled Phased Array receives frequency, the ripple position of required test successively, and record data one by one;
H) after record was finished, the radar control of Adaptive Controlled Phased Array was sent instruction to servocontrol once more, and the indication servo-drive system moves to next test position;
I) get back to steps d, finish until whole test.
Beneficial effect:
1. abandon the closed loop test mode of traditional analog phased array, and adopted the interactive testing mode of Adaptive Controlled Phased Array and test macro, be applicable to the diagnosis and the test of Adaptive Controlled Phased Array;
2. method practicality, efficient, equipment is succinct, reliable, and satisfies various forms of Adaptive Controlled Phased Array testing requirements;
3. between the servo-control system of Adaptive Controlled Phased Array and test macro, set up communication and shake hands, satisfied Adaptive Controlled Phased Array
And the interaction demand between the test macro;
4. during transmission test, the received signal of feed is by the receiving cable digitizing of monitoring digital assembly, during acceptance test, and feed
The radiofrequency signal that the Radiation monitoring digital assembly produces, the frequency source of Adaptive Controlled Phased Array is sent into clock signal simultaneously all digital assemblies of Adaptive Controlled Phased Array and is monitored digital assembly, and the high-frequency clock that has solved between Adaptive Controlled Phased Array and the test macro is synchronous;
5. increased the reference number assembly, and with its transmission channel and receiving cable UNICOM, the numeral that will write down during data processing letter
Number all carry out normalization, solved the coherent problem of time division signal with the digital signal of synchronization reference number assembly;
6. develop and a kind of quick, efficient and brand-new test mode.In same servo position, radar control utilizes the prompt fast advantage that becomes of Adaptive Controlled Phased Array wave beam, frequency, the ripple position of required test launched or received to the control Adaptive Controlled Phased Array successively, and record data one by one, therefore all frequencies, all ripple positions are just all tested in a servo-drive system scanning process and are finished, and have really realized the test mode of " multifrequency point, multi-angle, single test ".
Description of drawings
Fig. 1 is the planar near-field measurement system diagram of Adaptive Controlled Phased Array;
Fig. 2 is the far field measurement system diagram of Adaptive Controlled Phased Array.
Embodiment
Below in conjunction with the drawings and specific embodiments the present invention is done explanation in further detail.
As shown in Figure 1,1 control for radar for data acquisition and recording unit, 9 for frequency source, 8 for monitoring digital assembly, 7 for reference number assembly, 6 for Adaptive Controlled Phased Array, 5 for servocontrol, 4 for planar near-field scanning support (also being servo-drive system), 3 for feed, 2; Feed 1 is erected on the servo-drive system 2.By the present invention, can obtain amplitude and phase data on the actinal surface, according to the planar near-field principle, can finish test to Adaptive Controlled Phased Array.
As shown in Figure 2,1 control for radar for data acquisition and recording unit, 9 for frequency source, 8 for monitoring digital assembly, 7 for reference number assembly, 6 for Adaptive Controlled Phased Array, 5 for servocontrol, 4 for turntable (also being servo-drive system), 3 for feed, 2; By the present invention, can obtain amplitude and phase data in the turntable rotation process, according to the remote testing principle, can finish test to Adaptive Controlled Phased Array.
The fast testing system of Adaptive Controlled Phased Array of the present invention comprises the frequency source 7 of feed 1, servo-drive system 2, servocontrol 3, Adaptive Controlled Phased Array 4, reference number assembly 5, monitoring digital assembly 6, Adaptive Controlled Phased Array, the data acquisition of Adaptive Controlled Phased Array and the radar control 9 of recording unit 8 and Adaptive Controlled Phased Array.
Pumping signal of the present invention is produced by monitoring assembly, and data are then gathered and record by the equipment of Adaptive Controlled Phased Array itself.Detect the same design that digital assembly and reference number assembly adopt the phased old digital assembly of self-adaptation.During emission, digital assembly utilizes the DDS of transmission channel to produce intermediate-freuqncy signal, through upconverting to frequency of operation, after amplifying by antenna element to space radiation.During reception, the receiving cable of digital assembly obtains intermediate-freuqncy signal with the echoed signal that antenna element receives through mixing, exports digital signal after the A/D sampling.
Monitoring digital assembly 6 links to each other with feed 1; The transmission channel of reference number assembly 5 is connected with receiving cable; The digital signal of monitoring digital assembly 6 and reference number assembly 5 receiving cables all can be sent into the data acquisition and the recording unit 8 of Adaptive Controlled Phased Array; Simultaneously clock signal is sent into the phased old digital assembly of self-adaptation, monitoring digital assembly 6 and reference number assembly 5 from the frequency source 7 of suitable phased array; The radar of Adaptive Controlled Phased Array control 9 is connected with servocontrol 3, and servocontrol 3 links to each other with servo-drive system 2.
The emission state test of Adaptive Controlled Phased Array divides following several steps:
J) Adaptive Controlled Phased Array 4 enters emission state, the monitoring digital assembly 6 enter accepting state, the radiofrequency signal that feed 1 receives by the monitoring digital assembly 6 receiving cable and carry out digitizing;
K) radar of Adaptive Controlled Phased Array control 9 is sent instruction to servocontrol 3 systems;
L) 3 triggerings of servocontrol servo-drive system 2 begins to move;
M) after servo-drive system 2 operations put in place, servocontrol 3 postbacked a handshake to the radar control 9 of Adaptive Controlled Phased Array;
N) receive handshake after, the digital signal that the data acquisition of the radar of Adaptive Controlled Phased Array control 9 indication Adaptive Controlled Phased Arrays and recording unit 8 opening entries monitoring digital assembly 6 and reference number assembly 5 are sent here;
O) data behind the record are given the radar control 9 of Adaptive Controlled Phased Array, and computing machine can carry out data processing, and the signal of monitoring digital assembly 6 is carried out normalization to the signal of reference number assembly 5;
P) in same servo position, the radar of Adaptive Controlled Phased Array control 9 utilizes the prompt fast advantages that become of Adaptive Controlled Phased Array wave beam, and control Adaptive Controlled Phased Array 4 is launched frequency, the ripple position of required test successively, and record data one by one;
Q) after record was finished, the radar control 9 of Adaptive Controlled Phased Array was sent instruction to servocontrol 3 once more, and indication servo-drive system 2 moves to next test position;
R) get back to steps d, finish until whole test.
The accepting state test of Adaptive Controlled Phased Array divides following several steps:
J) Adaptive Controlled Phased Array 4 enters accepting state, monitoring digital assembly 6 enters emission state, the radiofrequency signal that feed 1 launch monitor digital assembly 6 produces, the radiofrequency signal digitizing that the receiving cable of each digital assembly of Adaptive Controlled Phased Array 4 receives antenna element;
K) radar of Adaptive Controlled Phased Array control 9 is sent instruction to servocontrol 3 systems;
L) 3 triggerings of servocontrol servo-drive system 2 begins to move;
M) after servo-drive system 2 operations put in place, servocontrol 3 postbacked a handshake to the radar control 9 of Adaptive Controlled Phased Array;
N) receive handshake after, the digital signal that the data acquisition of the radar of Adaptive Controlled Phased Array control 9 indication Adaptive Controlled Phased Arrays and recording unit 8 opening entry Adaptive Controlled Phased Arrays, 4 all digital assemblies and reference number assembly 5 are sent here;
O) data behind the record are given the radar control 9 of Adaptive Controlled Phased Array, and computing machine can carry out data processing, and the signal of Adaptive Controlled Phased Array 4 all digital assemblies is carried out normalization to the signal of reference number assembly 5;
P) in same servo position, the radar of Adaptive Controlled Phased Array control 9 utilizes the prompt fast advantages that become of Adaptive Controlled Phased Array wave beam, and control Adaptive Controlled Phased Array 4 receives frequency, the ripple position of required test successively, and record data one by one;
Q) after record was finished, the radar control 9 of Adaptive Controlled Phased Array was sent instruction to servocontrol 3 once more, and indication servo-drive system 2 moves to next test position;
R) get back to steps d, finish until whole test.
Though the present invention with preferred embodiment openly as above; but they are not to be used for limiting the present invention; anyly be familiar with this skill person; without departing from the spirit and scope of the invention; from when can doing various variations or retouching, so being as the criterion of should being defined with the application's claim protection domain of protection scope of the present invention.
Claims (3)
1. the fast testing system of an Adaptive Controlled Phased Array comprises the frequency source of feed, servo-drive system, servocontrol, Adaptive Controlled Phased Array, reference number assembly, monitoring digital assembly, Adaptive Controlled Phased Array, the data acquisition of Adaptive Controlled Phased Array and the radar control of recording unit and Adaptive Controlled Phased Array;
The monitoring digital assembly links to each other with feed; The transmission channel of reference number assembly is connected with receiving cable; The digital signal of monitoring digital assembly and reference number assembly receiving cable all can be sent into the data acquisition and the recording unit of Adaptive Controlled Phased Array; Simultaneously clock signal is sent into digital assembly, monitoring digital assembly and the reference number assembly of Adaptive Controlled Phased Array from the frequency source of suitable phased array; The radar control of Adaptive Controlled Phased Array is connected with servocontrol, and servocontrol links to each other with servo-drive system.
2. the emission state method of testing finished of the fast testing system of the described Adaptive Controlled Phased Array of claim 1 is characterized in that: divide following several steps:
Adaptive Controlled Phased Array (4) enters emission state, and monitoring digital assembly (6) enters accepting state, the radiofrequency signal that feed (1) receives by monitoring digital assembly (6) receiving cable and carry out digitizing;
The radar control (9) of Adaptive Controlled Phased Array is sent instruction to servocontrol (3) system;
Servocontrol (3) then triggers servo-drive system (2) and begins to move;
After servo-drive system (2) operation put in place, servocontrol (3) postbacked a handshake to the radar control (9) of Adaptive Controlled Phased Array;
After receiving handshake, the digital signal that the data acquisition of the radar of Adaptive Controlled Phased Array control (9) indication Adaptive Controlled Phased Array and recording unit (8) opening entry monitoring digital assembly (6) and reference number assembly (5) are sent here;
Data behind the record are given the radar control (9) of Adaptive Controlled Phased Array, and computing machine can carry out data processing, and the signal that will monitor digital assembly (6) carries out normalization to the signal of reference number assembly (5);
In same servo position, the radar of Adaptive Controlled Phased Array control (9) utilizes the prompt fast advantage that becomes of Adaptive Controlled Phased Array wave beam, and control Adaptive Controlled Phased Array (4) is launched frequency, the ripple position of required test successively, and record data one by one;
After record was finished, the radar of Adaptive Controlled Phased Array control (9) was sent instruction to servocontrol (3) once more, and indication servo-drive system (2) moves to next test position;
Get back to steps d, finish until whole test.
3. the accepting state method of testing finished of the fast testing system of the described Adaptive Controlled Phased Array of claim 1 is characterized in that: divide following several steps:
Adaptive Controlled Phased Array (4) enters accepting state, monitoring digital assembly (6) enters emission state, the radiofrequency signal that feed (1) launch monitor digital assembly (6) produces, the radiofrequency signal digitizing that the receiving cable of each digital assembly of Adaptive Controlled Phased Array (4) receives antenna element;
The radar control (9) of Adaptive Controlled Phased Array is sent instruction to servocontrol (3) system;
Servocontrol (3) then triggers servo-drive system (2) and begins to move;
After servo-drive system (2) operation put in place, servocontrol (3) postbacked a handshake to the radar control (9) of Adaptive Controlled Phased Array;
After receiving handshake, the digital signal that the data acquisition of the radar of Adaptive Controlled Phased Array control (9) indication Adaptive Controlled Phased Array and all digital assemblies of recording unit (8) opening entry Adaptive Controlled Phased Array (4) and reference number assembly (5) are sent here;
Data behind the record are given the radar control (9) of Adaptive Controlled Phased Array, and computing machine can carry out data processing, and the signal of all digital assemblies of Adaptive Controlled Phased Array (4) is carried out normalization to the signal of reference number assembly (5);
In same servo position, the radar of Adaptive Controlled Phased Array control (9) utilizes the prompt fast advantage that becomes of Adaptive Controlled Phased Array wave beam, and control Adaptive Controlled Phased Array (4) receives frequency, the ripple position of required test successively, and record data one by one;
After record was finished, the radar of Adaptive Controlled Phased Array control (9) was sent instruction to servocontrol (3) once more, and indication servo-drive system (2) moves to next test position;
Get back to steps d, finish until whole test.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010538491 CN102175996A (en) | 2010-11-10 | 2010-11-10 | Quick test system and method for adaptive phased array |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010538491 CN102175996A (en) | 2010-11-10 | 2010-11-10 | Quick test system and method for adaptive phased array |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102175996A true CN102175996A (en) | 2011-09-07 |
Family
ID=44519199
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010538491 Pending CN102175996A (en) | 2010-11-10 | 2010-11-10 | Quick test system and method for adaptive phased array |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102175996A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104297737A (en) * | 2013-10-26 | 2015-01-21 | 中国电子科技集团公司第三十八研究所 | Near-field testing equipment of digital array radar antenna and testing method thereof |
| CN110146861A (en) * | 2019-05-30 | 2019-08-20 | 中国电子科技集团公司第三十八研究所 | A kind of active phased array system test method and testboard |
| CN112564828A (en) * | 2020-12-24 | 2021-03-26 | 中国信息通信研究院 | OTA (over the air) test system and method for 5G (the third generation telecommunication) large-scale array antenna test |
| CN115060986A (en) * | 2022-08-05 | 2022-09-16 | 深圳市锦鸿无线科技有限公司 | Digital phased array antenna test method, system, equipment and storage medium |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101349741A (en) * | 2008-08-29 | 2009-01-21 | 西安电子科技大学 | Phased array digital multi-beam forming machine for electron reconnaissance |
| CN101533091A (en) * | 2009-01-09 | 2009-09-16 | 中国人民解放军空军雷达学院 | Space-time two-dimensional narrow band barrage jamming method |
-
2010
- 2010-11-10 CN CN 201010538491 patent/CN102175996A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101349741A (en) * | 2008-08-29 | 2009-01-21 | 西安电子科技大学 | Phased array digital multi-beam forming machine for electron reconnaissance |
| CN101533091A (en) * | 2009-01-09 | 2009-09-16 | 中国人民解放军空军雷达学院 | Space-time two-dimensional narrow band barrage jamming method |
Non-Patent Citations (3)
| Title |
|---|
| 《微波学报》 20050430 胡进 固态有源相控阵雷达射频系统一体化近场测试 第146-149页 1-3 第21卷, * |
| 《微波学报》 20100831 袁立等 相控阵天线自动测试系统的搭建 第218-220页 1-3 , * |
| 《电子科技》 19990220 尚军平等 雷达天线参数测试系统的研究 第12-14页 1-3 , * |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104297737A (en) * | 2013-10-26 | 2015-01-21 | 中国电子科技集团公司第三十八研究所 | Near-field testing equipment of digital array radar antenna and testing method thereof |
| CN110146861A (en) * | 2019-05-30 | 2019-08-20 | 中国电子科技集团公司第三十八研究所 | A kind of active phased array system test method and testboard |
| CN110146861B (en) * | 2019-05-30 | 2021-03-19 | 中国电子科技集团公司第三十八研究所 | Active phased array system test method and test bench |
| CN112564828A (en) * | 2020-12-24 | 2021-03-26 | 中国信息通信研究院 | OTA (over the air) test system and method for 5G (the third generation telecommunication) large-scale array antenna test |
| CN115060986A (en) * | 2022-08-05 | 2022-09-16 | 深圳市锦鸿无线科技有限公司 | Digital phased array antenna test method, system, equipment and storage medium |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207281181U (en) | Phased array antenna tests system | |
| CN201765324U (en) | Automatic tester of phased-array antenna | |
| CN104330801B (en) | Active phased array weather radar system based on full-digital array | |
| CN103713281B (en) | Based on radar signal unit performance test and the fault diagnosis system of general-utility test platform | |
| CN104833962B (en) | Radar echo simulator test system | |
| CN107390037B (en) | Antenna near field testing device and method | |
| CN102175996A (en) | Quick test system and method for adaptive phased array | |
| CN109490414B (en) | Method for detecting defect fault of basin-type insulator | |
| CN109819512B (en) | Engineering CT wireless distributed multi-path ADC high-precision synchronization system and method | |
| CN103743960A (en) | Far field test system and test method for digital array secondary radar antenna pattern | |
| CN102495622B (en) | Positional servosystem position ring performance test methods and test system | |
| CN102353718A (en) | Lamb wave damage probability imaging method for damage monitoring of composite plate structure | |
| CN204177963U (en) | A kind of active phased array Weather radar system based on digital array | |
| CN104100297A (en) | Self-vibrating type micro-quake monitoring system and self-vibrating type micro-quake monitoring method | |
| CN106707248A (en) | Software-based radar signal real-time processing system | |
| US20220265246A1 (en) | Method for detecting biological signs based on ultrasonic detection system | |
| CN104865560B (en) | A kind of phased-array radar Digital Beamformer module verification method and its verification platform based on UVM | |
| CN102511139A (en) | Standing wave detection method and device thereof | |
| CN103424634A (en) | Wireless fidelity (WIFI) antenna test system and method | |
| CN103532601B (en) | The interference detection method of multi-antenna TDD system and device | |
| CN205620533U (en) | A experimental test system of radio frequency for electric energy meter test | |
| CN110427255A (en) | A kind of comprehensive resources dispatching method of multi-panel battle array timing synchronization | |
| US8750354B1 (en) | Nearfield testing architecture | |
| CN104459679A (en) | Target medium-band high-resolution processing system of azimuth rotation scanning mechanism surveillance radar | |
| CN1924607B (en) | Method for controlling multiple working conditions high frequency radar receiver |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20110907 |