CN108091985B - Portable self-tracking antenna system - Google Patents
Portable self-tracking antenna system Download PDFInfo
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- CN108091985B CN108091985B CN201611047969.XA CN201611047969A CN108091985B CN 108091985 B CN108091985 B CN 108091985B CN 201611047969 A CN201611047969 A CN 201611047969A CN 108091985 B CN108091985 B CN 108091985B
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- antenna
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- tracking
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/27—Adaptation for use in or on movable bodies
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D3/00—Control of position or direction
- G05D3/12—Control of position or direction using feedback
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system
- H01Q3/02—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an antenna or antenna system using mechanical movement of antenna or antenna system as a whole
Abstract
The invention provides a portable self-tracking antenna system, which is characterized by comprising: the antenna feed module is used for receiving product wireless signals and consists of M multiplied by N unit microstrip array panel antennas, the microstrip array is decomposed into a plurality of M multiplied by N synthesis units, and the synthesis units form a network through sum and difference to generate left-hand and right-hand circularly polarized signals and sum and difference signals and send the signals to the single pulse tracking module; and the monopulse tracking module is used for amplifying, filtering and frequency converting the left-handed circular polarization signals and the right-handed circular polarization signals, converting the signals into standard baseband frequency signals, sending the standard baseband frequency signals into signal receiving equipment for processing, acquiring position information, azimuth errors and pitching errors of a product in a motion process by using the sum and difference signals, and outputting the position information, the azimuth errors and the pitching errors to the antenna control computer.
Description
Technical Field
The invention belongs to the technical field of test and measurement, and relates to a method for realizing design of a portable self-tracking antenna.
Background
When the product is subjected to an aerial test, the moving track is large, the flying distance is long, and a moving measurement and control vehicle with a self-tracking function is adopted. The self-tracking antenna of the mobile measurement and control vehicle consists of a short backfire antenna array, and the reflecting surface of a short backfire antenna unit is large, so that the self-tracking antenna has a huge volume and cannot be used for ground test in a factory building.
During ground test, the product is placed in a factory building, and a simple remote sensing station is adopted to receive signals. Because the product position is fixed, the antenna of simple and easy telemetry station does not possess the ability of self-tracking, can't carry out aerial test.
In order to meet the requirements of an air test and a ground test at the same time, a set of portable self-tracking antenna is manufactured by utilizing a design method of the portable self-tracking antenna, has the advantages of small size, long receiving distance, convenience in transportation and the like, and can meet the requirements of the air test and the ground test at the same time.
Disclosure of Invention
The technical scheme of the invention is as follows:
the invention provides a portable self-tracking antenna system, which is characterized by comprising:
the antenna feed module is used for receiving product wireless signals and consists of M multiplied by N unit microstrip array panel antennas, the microstrip array is decomposed into a plurality of M multiplied by N synthesis units, and the synthesis units form a network through sum and difference to generate left-hand and right-hand circularly polarized signals and sum and difference signals and send the signals to the single pulse tracking module;
and the monopulse tracking module is used for amplifying, filtering and frequency converting the left-handed circular polarization signals and the right-handed circular polarization signals, converting the signals into standard baseband frequency signals, sending the standard baseband frequency signals into signal receiving equipment for processing, acquiring position information, azimuth errors and pitching errors of a product in a motion process by using the sum and difference signals, and outputting the position information, the azimuth errors and the pitching errors to the antenna control computer.
And the antenna control computer is composed of an industrial control computer and antenna special control software, generates an RS232 control signal according to the position information, the direction and the pitching error of the product in the motion process, and outputs the RS232 control signal to the servo control module for real-time control and state display of the antenna state.
And the servo control module is used for controlling the seat frame structure module to complete various complex antenna attitude control and realize the self-tracking of the antenna.
The invention has the advantages that:
the technology adopted by the invention has been successfully applied to multi-model development tests. The device has the following advantages:
a) the volume is small, the reflecting surface required by the microstrip antenna array is small, and the volumes of the antenna housing and the servo control mechanism are small.
b) The universality is strong, and the aerial test and the ground test can both directly adopt the antenna to receive wireless signals.
c) The transportation is convenient, and the packing box volume of antenna and day control computer is less, is convenient for remove.
d) The man-machine interaction interface is good, the antenna control software monitors the working state of the self-tracking antenna and adjusts the posture of the antenna according to the actual receiving condition, and the antenna control software is connected with the antenna through an RS232 interface.
Description of the drawings:
fig. 1 is a signal flow diagram of a portable self-tracking antenna.
The specific implementation mode is as follows:
the present invention is described in further detail below with reference to the attached drawings.
The invention provides a portable self-tracking antenna system, which is characterized by comprising:
the antenna feed module is used for receiving product wireless signals and consists of M multiplied by N unit microstrip array panel antennas, the microstrip array is decomposed into a plurality of M multiplied by N synthesis units, and the synthesis units form a network through sum and difference to generate left-hand and right-hand circularly polarized signals and sum and difference signals and send the signals to the single pulse tracking module;
and the monopulse tracking module is used for amplifying, filtering and frequency converting the left-handed circular polarization signals and the right-handed circular polarization signals, converting the signals into standard baseband frequency signals, sending the standard baseband frequency signals into signal receiving equipment for processing, acquiring position information, azimuth errors and pitching errors of a product in a motion process by using the sum and difference signals, and outputting the position information, the azimuth errors and the pitching errors to the antenna control computer.
And the antenna control computer is composed of an industrial control computer and antenna special control software, generates an RS232 control signal according to the position information, the direction and the pitching error of the product in the motion process, and outputs the RS232 control signal to the servo control module for real-time control and state display of the antenna state.
And the servo control module is used for controlling the seat frame structure module to complete various complex antenna attitude control and realize the self-tracking of the antenna.
The use process comprises the following steps:
the specific implementation steps are as follows:
1) the antenna feeder module is placed on the fixed support, the signal receiving equipment is connected with the antenna feeder module through the high-frequency cable, and the antenna control computer is connected with the antenna through the serial port line.
2) The antenna feeder module is connected with a power supply, the antenna control computer and the signal receiving equipment are turned on, and the pitching angle of the antenna is set through the antenna control computer so as to align the antenna to the position of the product.
3) After the test is started, the antenna feeder module receives wireless signals and forms left-handed and right-handed circularly polarized signals and azimuth and pitch difference signals through a sum-difference network.
4) The left-handed and right-handed circularly polarized signals are sent to a monopulse tracking module, the signals are converted into standard baseband frequency signals through a low noise amplifier, a filter and a down converter in sequence and are transmitted to signal receiving equipment, and the signal receiving equipment resolves the signals to form specific data.
5) And the left-handed and right-handed circularly polarized signals are sent to a tracking receiver, the tracking receiver judges whether the antenna is positioned at the vertex of a directional diagram according to the signals, gives an azimuth and a pitching error and sends the azimuth and the pitching error to an antenna control computer.
6) And the antenna control computer calculates the azimuth and the pitching information required by the operation of the antenna by combining the position information of the antenna according to the azimuth and the pitching error, and sends the azimuth and the pitching information to the servo control module.
7) The servo control module controls the antenna to move towards the direction of reducing the error through the transmission mechanism of the seat frame structure module according to the azimuth and the pitching error, and meanwhile, the antenna control computer monitors the change of the state of the antenna in real time.
8) The signal receiving equipment monitors the receiving condition of the wireless signal through receiving software, and the antenna attitude is correspondingly adjusted by the antenna control computer according to the actual condition.
Claims (1)
1. A portable self-tracking antenna system, comprising:
the antenna feed module is used for receiving product wireless signals and consists of M multiplied by N unit microstrip array panel antennas, the microstrip array is decomposed into a plurality of M multiplied by N synthesis units, and the synthesis units form a network through sum and difference to generate left-hand and right-hand circularly polarized signals and sum and difference signals and send the signals to the single pulse tracking module;
the single pulse tracking module is used for amplifying, filtering and frequency converting the left-handed circular polarization signal and the right-handed circular polarization signal, converting the signals into standard baseband frequency signals, sending the standard baseband frequency signals into signal receiving equipment for processing, acquiring position information, azimuth and pitching error of a product in a motion process by using the sum and difference signals, and outputting the position information, azimuth and pitching error to the antenna control computer;
the antenna control computer is composed of an industrial control computer and antenna special control software, generates an RS232 control signal according to the position information, the direction and the pitching error of the product in the motion process, and outputs the RS232 control signal to the servo control module for real-time control and state display of the antenna state;
the servo control module is used for controlling the seat frame structure module to complete various complex antenna attitude control and realize the self-tracking of the antenna;
the antenna feeder module is arranged on the fixed support, the signal receiving equipment is connected with the antenna feeder module through a high-frequency cable, and the antenna control computer is connected with the antenna;
the monopulse tracking module also comprises a tracking receiver, and the tracking receiver judges whether the antenna is positioned at the vertex of the directional diagram according to the signal, gives the azimuth and the pitching error and sends the azimuth and the pitching error to an antenna control computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611047969.XA CN108091985B (en) | 2016-11-22 | 2016-11-22 | Portable self-tracking antenna system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611047969.XA CN108091985B (en) | 2016-11-22 | 2016-11-22 | Portable self-tracking antenna system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108091985A CN108091985A (en) | 2018-05-29 |
| CN108091985B true CN108091985B (en) | 2020-10-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611047969.XA Active CN108091985B (en) | 2016-11-22 | 2016-11-22 | Portable self-tracking antenna system |
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| Country | Link |
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| CN (1) | CN108091985B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06104780A (en) * | 1992-09-18 | 1994-04-15 | Yagi Antenna Co Ltd | Automatic tracking antenna device for satellite broadcasting reception |
| JP2009081696A (en) * | 2007-09-26 | 2009-04-16 | Toshiba Corp | Aircraft communication system and antenna direction control method thereof |
| CN102339071A (en) * | 2011-08-31 | 2012-02-01 | 桂林电子科技大学 | System and method for tracking communication in moving monopulse angle |
| CN103715507A (en) * | 2013-12-30 | 2014-04-09 | 中国电子科技集团公司第五十四研究所 | Antenna tracking method based on synchronous disturbance stochastic approximation algorithm |
| CN105449365A (en) * | 2015-11-19 | 2016-03-30 | 北京遥测技术研究所 | Broad-band double-circular-polarization panel self-tracking antenna |
-
2016
- 2016-11-22 CN CN201611047969.XA patent/CN108091985B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06104780A (en) * | 1992-09-18 | 1994-04-15 | Yagi Antenna Co Ltd | Automatic tracking antenna device for satellite broadcasting reception |
| JP2009081696A (en) * | 2007-09-26 | 2009-04-16 | Toshiba Corp | Aircraft communication system and antenna direction control method thereof |
| CN102339071A (en) * | 2011-08-31 | 2012-02-01 | 桂林电子科技大学 | System and method for tracking communication in moving monopulse angle |
| CN103715507A (en) * | 2013-12-30 | 2014-04-09 | 中国电子科技集团公司第五十四研究所 | Antenna tracking method based on synchronous disturbance stochastic approximation algorithm |
| CN105449365A (en) * | 2015-11-19 | 2016-03-30 | 北京遥测技术研究所 | Broad-band double-circular-polarization panel self-tracking antenna |
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| CN108091985A (en) | 2018-05-29 |
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