CN116400306A - Dynamic radar calibration method and system - Google Patents
Dynamic radar calibration method and system Download PDFInfo
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- CN116400306A CN116400306A CN202210299324.4A CN202210299324A CN116400306A CN 116400306 A CN116400306 A CN 116400306A CN 202210299324 A CN202210299324 A CN 202210299324A CN 116400306 A CN116400306 A CN 116400306A
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- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000012544 monitoring process Methods 0.000 abstract 1
- 238000005259 measurement Methods 0.000 description 3
- 238000010835 comparative analysis Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Classifications
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- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A90/00—Technologies having an indirect contribution to adaptation to climate change
- Y02A90/10—Information and communication technologies [ICT] supporting adaptation to climate change, e.g. for weather forecasting or climate simulation
Abstract
The invention discloses a dynamic radar calibration method and a system thereof, wherein the dynamic radar calibration method comprises a power supply module, a broadcast automatic correlation monitoring system (ADS-B) module, a ship Automatic Identification System (AIS) module, a Global Positioning System (GPS) module, a data exchange module and a host computer display control module.
Description
Technical Field
The invention relates to the technical field of radar application, in particular to a dynamic radar calibration method and a system thereof.
Background
In recent years, differential GPS technology (DGPS) has made a great advance as a true value measurement device. The method utilizes the existing satellite resources, greatly improves the real-time positioning precision of non-U.S. military authorized users in the global scope, and further promotes the popularization of GPS technology. However, the use of a GPS measurement system as a true value measurement device for radar tests has two problems: on one hand, the problem that the radar test requires true value precision and equipment thereof, and on the other hand, the problem that the positioning precision of the GPS and the equipment thereof can meet the requirements.
The invention utilizes modules such as ADS-B, AIS, GPS and the like to integrally establish a dynamic radar standard calibration system, develops matched software to optimize calibration results, solves the problems of low precision, poor equipment performance and the like when radar data are calibrated by a single differential GPS technology, and ensures the precision and the authenticity of the data by actively reporting information collected by the system in real time for an airplane or a ship.
Disclosure of Invention
The invention provides a dynamic radar calibration method and a system thereof, which aim to solve the problems of low precision, poor equipment performance and the like when radar data are calibrated by a single differential GPS technology.
The technical scheme adopted for solving the technical problems is as follows:
the invention provides a dynamic lightning standard calibration system which is characterized by comprising a power supply module, an ADS-B module, an AIS module, a GPS module, a data exchange module and a host display control module, wherein the power supply module is used for converting external power supply voltage into voltage required by equipment; the ADS-B module consists of an ADS-B antenna and an ADS-B receiver; the AIS module consists of an AIS antenna and an AIS receiver; the GPS module consists of a GPS antenna and a GPS receiver; the host display control module is used for storing, analyzing and processing all data, setting and controlling parameters of the system and presenting the result on the display screen.
Furthermore, the power supply module can convert the mains voltage or the standard mobile power supply voltage into the voltage required by each module in the system, and has the functions of undervoltage protection and overload protection.
Preferably, the power supply module is provided with at least two voltage transformation modes of 220V input, 12V and 5V double-way output and 24V input, and 12V and 5V double-way output.
Furthermore, the ADS-B module can acquire information such as batch number, flight number, speed, altitude, longitude, latitude, machine type, heading, distance, azimuth and the like of the civil aircraft, and the ADS-B antenna has industrial three-proofing performance and has larger gain.
Preferably, the ADS-B antenna coverage area is greater than 400km.
Furthermore, the AIS module can acquire information such as speed, altitude, longitude, latitude, heading, distance, azimuth and the like of the ship, and the AIS antenna has industrial-level three-proofing performance and has larger gain.
Furthermore, the GPS module provides time service positioning for the system, and the GPS antenna has industrial-level three-proofing performance and has higher distance and time precision.
Preferably, the time precision of the GPS module is less than 1us, and the distance precision is less than 10m.
Furthermore, the host computer display control module is a portable integrated machine, has industrial-grade three-proofing performance, and has the characteristics of high and low temperature resistance, drop resistance and the like.
Preferably, the host computer display control module is an industrial-grade reinforced notebook computer, and meets various industrial standards.
Furthermore, the invention provides a dynamic radar calibration method which is applied to a dynamic radar calibration system and comprises the following steps:
the ADS-B module, the AIS module and the GPS module collect basic information of the aircraft and the ship and gather the basic information into the exchanger through network cables;
the external radar access system is used for converging radar data into the switch through a network cable;
the data in the exchanger is accessed into the portable all-in-one machine through a network cable, and software analyzes and processes the data;
the data is analyzed, processed and compared by software, a three-dimensional situation map is displayed on a screen, and documents such as a difference report, a calibration report and the like are output.
The invention solves the problems of low precision, poor equipment performance and the like when radar data are calibrated by a single differential GPS technology, the system fuses various accurate data, performs comparative analysis with the data measured by the radar to be calibrated, displays the final result in a three-dimensional graphic display, analysis report and other modes, can effectively calibrate the radar data, and improves the working efficiency and the data precision of the radar.
Drawings
FIG. 1 is a block diagram of a dynamic lightning calibration system according to an embodiment of the invention;
fig. 2 is a flowchart illustrating steps of a dynamic radar calibration method according to an embodiment of the present invention.
Claims (7)
1. The dynamic lightning calibration system is characterized by comprising a power supply module, an ADS-B module, an AIS module, a GPS module, a data exchange module and a host display control module, wherein the power supply module is used for converting external power supply voltage into voltage required by equipment; the ADS-B module consists of an ADS-B antenna and an ADS-B receiver; the AIS module consists of an AIS antenna and an AIS receiver; the GPS module consists of a GPS antenna and a GPS receiver; the host display control module is used for storing, analyzing and processing all data, setting and controlling parameters of the system and presenting the result on the display screen.
2. A system for calibrating a dynamic lightning as claimed in claim 1, wherein the power module is capable of converting a mains voltage or a standard mobile power voltage into a voltage required by each module in the system and has the functions of under-voltage protection and overload protection.
3. The system of claim 1, wherein the ADS-B module obtains information such as lot number, flight number, speed, altitude, longitude, latitude, model, heading, distance and azimuth of the civil aircraft, and the ADS-B antenna has industrial level three-proofing performance and is high in gain.
4. The system of claim 1, wherein the AIS module is configured to obtain information such as speed, altitude, longitude, latitude, heading, distance, and azimuth of the vessel, and the AIS antenna is configured to have industrial level three-proofing performance and has a large gain.
5. The system of claim 1, wherein the GPS module provides time service positioning for the system, and the GPS antenna has industrial-level three-proofing performance and has high distance and time accuracy.
6. The system for calibrating a dynamic lightning as claimed in claim 1, wherein the host display control module is a portable integrated machine, has industrial three-proofing performance, and has the characteristics of high and low temperature resistance, drop resistance and the like.
7. A dynamic radar calibration method applied to the dynamic radar calibration system as claimed in any one of claims 1 to 6, comprising the steps of:
the ADS-B module, the AIS module and the GPS module collect basic information of the aircraft and the ship and gather the basic information into a data switch through a network cable;
the external radar access system is used for transmitting radar data to the data switch through a network cable;
the data in the exchanger is accessed into the portable all-in-one machine through a network cable, and software analyzes and processes the data;
the data is analyzed, processed and compared by software, a three-dimensional situation map is displayed on a screen, and documents such as a difference report, a calibration report and the like are output.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210299324.4A CN116400306A (en) | 2022-03-25 | 2022-03-25 | Dynamic radar calibration method and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210299324.4A CN116400306A (en) | 2022-03-25 | 2022-03-25 | Dynamic radar calibration method and system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116400306A true CN116400306A (en) | 2023-07-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210299324.4A Withdrawn CN116400306A (en) | 2022-03-25 | 2022-03-25 | Dynamic radar calibration method and system |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20130093245A (en) * | 2012-02-14 | 2013-08-22 | (주)지엠티 | Suspected smuggling vessel ais analysis system and it's analysis method on the basis of multi-sensors and sailing pattern analysis |
| KR20130128221A (en) * | 2012-05-16 | 2013-11-26 | 동강엠텍(주) | Vessel monitoring system and method thereof |
| CN105116390A (en) * | 2015-08-05 | 2015-12-02 | 中国人民解放军海军航空工程学院 | Marine radar calibration-oriented measured value and AIS truth value dot pair construction method |
| CN109709589A (en) * | 2019-01-09 | 2019-05-03 | 深圳市芯鹏智能信息有限公司 | A kind of air-sea region solid perceives prevention and control system |
| CN113504517A (en) * | 2021-07-02 | 2021-10-15 | 江苏济邦智能科技有限公司 | Integrated multifunctional automatic radar photoelectric calibration system |
-
2022
- 2022-03-25 CN CN202210299324.4A patent/CN116400306A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20130093245A (en) * | 2012-02-14 | 2013-08-22 | (주)지엠티 | Suspected smuggling vessel ais analysis system and it's analysis method on the basis of multi-sensors and sailing pattern analysis |
| KR20130128221A (en) * | 2012-05-16 | 2013-11-26 | 동강엠텍(주) | Vessel monitoring system and method thereof |
| CN105116390A (en) * | 2015-08-05 | 2015-12-02 | 中国人民解放军海军航空工程学院 | Marine radar calibration-oriented measured value and AIS truth value dot pair construction method |
| CN109709589A (en) * | 2019-01-09 | 2019-05-03 | 深圳市芯鹏智能信息有限公司 | A kind of air-sea region solid perceives prevention and control system |
| CN113504517A (en) * | 2021-07-02 | 2021-10-15 | 江苏济邦智能科技有限公司 | Integrated multifunctional automatic radar photoelectric calibration system |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20230707 |
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| WW01 | Invention patent application withdrawn after publication |