CN101154982B - Control circuit and method for automatic adjustment of polarizing angle - Google Patents
Control circuit and method for automatic adjustment of polarizing angle Download PDFInfo
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- CN101154982B CN101154982B CN2007101333238A CN200710133323A CN101154982B CN 101154982 B CN101154982 B CN 101154982B CN 2007101333238 A CN2007101333238 A CN 2007101333238A CN 200710133323 A CN200710133323 A CN 200710133323A CN 101154982 B CN101154982 B CN 101154982B
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Abstract
The present invention relates to a Brewster angle automatic adjusting control device and the method, wherein, a global positioning system control unit (1) reads the latitude and longitude data and transmits the data to the main control panel (21) in the automatic servo control unit (2) through the COM port, the communication serial port (22) sends in the global positioning system control chip (23) to process and waits the chip to be read by the main control chip (24), the main control chip (24) begins to read the latitude and longitude data from the global positioning system control chip when the main control chip recognizes that the global positioning system control chip has obtained the latitude and longitude data with the address bits of D0 and D1, the main control chip transmits the result which is calculated by the latitude and longitude data to the motor-driving control chip (25) through the data bus-line, the main control chip will know that the polarized electric motor has got to the zero-angle initial position when the main control chip judges that the 5V high level has come, then the main control chip transmits a 5V high level to the motor-driving control chip to command that the motor-driving control chip transmits the calculated result to the polarized driving module (26) to drive the polarized electric motor rotating.
Description
Technical field
The present invention relates to a kind of polarizing angle automatic regulating apparatus and method, especially vehicle-mounted satellite antenna arrives under the situation of different regions, polarizing angle automatic regulating and controlling device and control method.
Background technology
Since present stage China various places antenna to the angle difference of the polarizing angle of star, cause channel narrow down communication not smooth, information rates such as transmission data and image are unhappy, problems such as channel width waste:, the star operating personnel are brought problems such as a lot of inconvenience so be all to need manually to adjust polarizing angle just to reach to star at every turn to the not decay of the link-attached channel width of star.And polarizing angle automatic regulating and controlling device and method can remove operating personnel from much to bother, and save a lot of times of star, set up communication link very soon and connect, and reduce the waste of channel width.
The local longitude and latitude that existing technology uses global positioning system apparatus to read calculates the polarizing angle of satellite antenna position, makes the antenna polarization angle adjust to angle to star automatically.
Summary of the invention
Technical problem: the purpose of this invention is to provide a kind of polarizing angle automatic regulating and controlling device and method, the local longitude and latitude that this device and method reads with global positioning system apparatus calculates the polarizing angle of satellite antenna position, makes the antenna polarization angle adjust to angle to star automatically.
Technical scheme: the longitude and latitude that the present invention utilizes global positioning system apparatus to read, be transferred on the control board of automatic servo unit, receiver module on the control board receives the longitude and latitude data of global positioning system, be transferred to and handle calculating on the main control chip, the result who draws is transferred to the polarization chip for driving again and sends pulse and count to polarization driver module drives polarization motor and rotate.
Polarizing angle automatic regulating apparatus of the present invention comprises global positioning system unit, automatic servo control unit, control board unit, polarization driver module unit, and global positioning system unit is connected to the automatic servo unit by com port;
In the automatic servo control unit, the global positioning system control device is transferred to the global positioning system communication serial port by com port and receives longitude and latitude and be transferred to the global positioning system process chip and be transferred to the master control chip by data/address bus, the result that the master control chip is handled is being sent to the polarization control chip by data/address bus, the result that the polarization control chip is handled is sent to the polarization driver module again, and polarization driver module drives polarization motor again rotates.
This device comprises global positioning system unit, automatic servo control unit, polarization rotating unit; The automatic servo control unit comprises master board, polarization driver module, and the polarization rotating unit comprises the polarization motor, 0 angle limit switch; The input termination global positioning system unit of the communication serial port in the master board, the output of communication serial port transmits in proper order and is connected with global positioning system control chip, master control chip, motor-driven control chip, polarization driver module, the master control chip also is connected with the polarization motor, and the polarization driver module also is connected with 0 angle limit switch.
The global positioning system control unit reads the longitude and latitude data and imports master board in the automatic servo control unit into by com port, longitude and latitude is sent into by the communication serial port in the master board and is waited for after the global positioning system control chip is handled that the master control chip reads, the master control chip is by address bit D0, the D1 position recognizes after the global positioning system control chip got the longitude and latitude data, begin from the global positioning system control chip, to read the longitude and latitude data, the master control chip is the result after the longitude and latitude data computation be sent in the motor-driven control chip by data/address bus, after the judgement of master control chip has the 5V high level to come, will know the polarization motor to 0 angle original position, then send to 5V high level of motor-driven control chip and come order motor-driven control chip that result of calculation is sent to the polarization driver module to come the drives polarization motor to rotate.
It adjusts control method automatically: adopt global positioning system to read longitude and latitude, handle by the global positioning system control chip again, the master control chip calculates, is transferred to motor control chip by data/address bus at last, and polarization motor module drives polarization motor is rotated.Concrete grammar is:
The first step: open device power supply (DPS);
Second step: global positioning system apparatus begins reading of data, and sends to the global positioning system control chip, waits for master control chip reading of data.
The 3rd step: the master control chip in the master board begins to judge whether the global positioning system control chip has data to come, and does not continue to read, and the data that just read the global positioning system control chip are arranged, and begins to calculate.
The 4th step: the master control chip in the master board begins to send a high level allows the polarization motor rotate to the plan chip for driving, and result of calculation is sent to the polarization chip for driving by data/address bus.
The 5th step: operating personnel's starting point is automatically to star, and antenna at first launches, and then rotates the polarization motor.
The 6th step: the master control chip begins to judge whether polarization motor collision block bumps against the limit switch of 0 angle, the motor that do not polarize just continues to rotate to a direction, bump against limit switch, limit switch is closed can give the master control chip 5V high level that goes back, the master control chip can give the polarization chip for driving 5V high level again, allows the polarization chip for driving begin to send to according to the master control chip specified angle drives polarization motor rotation of polarization chip for driving.
Beneficial effect: beneficial effect of the present invention specifically is included in the vehicle-mounted satellite antenna aspect, makes operating personnel's more convenient operation, and is faster, safer, saves communication channel bandwidth, improves communication quality, thereby makes car antenna satellite car scope of activities wider.
Description of drawings
Fig. 1 is an apparatus structure schematic diagram of the present invention.Wherein have: global positioning system control unit 1, automatic servo control unit 2, master board 21, communication serial port 22, global positioning system control chip 23, master control chip 24, polarization drive controlling chip 25, polarization driver module 26, polarization rotating unit 3, polarization motor 31,0 angle limit switches 32.
Fig. 2 is an automatic adjustment control method flow chart of the present invention.
Embodiment:
This specific embodiment combination technology scheme and accompanying drawing describe in further detail practical application of the present invention.As shown in Figure 1: this device comprises global positioning system unit 1, automatic servo control unit, polarization rotating unit 3; At global positioning system control unit 1, read the longitude and latitude data and import master board 21 in the automatic servo control unit 2 into by com port, longitude and latitude is sent into by the communication serial port in the master board 21 22 and is waited for that master control chip 24 reads after global positioning system control chip 23 is handled, main control chip 24 is by address bit D0, the D1 position recognizes and begins to read the longitude and latitude data after global positioning system control chip 23 has been got the longitude and latitude data from global positioning system control chip 23, the result of master control chip 24 after the longitude and latitude data computation is sent in the polarization drive controlling chip 25 by data/address bus, after 23 judgements of master control chip have the 5V high level to come, will know the polarization motor to 0 angle original position, then send to polarization drive controlling chip 25 1 5V high level and come order polarization drive controlling chip 25 that result of calculation is sent to polarization driver module 26 to come drives polarization motor 32 to rotate.
Practical application hardware environment of the present invention is as follows:
Global positioning system unit 1:XW ADU 501
Automatic servo control unit 2:
(1) master board 21:
(2) communication serial port 22:MAX3232
(3) global positioning system control chip 23:STC12C4052AD
(4) master control chip 24:STC12C5410AD
(5) polarization drive controlling chip 25:STC12C5410AD
(6) polarization driver module 26:STEP DRIVER SH-2H042MB polarization motor rotating unit 3:
(1) 0 angle limit switch 31:MONIEU MINIL IMIT SWITCH ME 8166
(2) polarization motor 32: with the supporting Electric Machine Control step of STEP DRIVER SH-2H042MB model:
The first step: open device power supply (DPS);
Second step: global positioning system 1 (XW ADU 501) device beginning reading of data, and send to global positioning system control chip 23 (STC12C4052AD), and wait for master control chip 24:(STC12C5410AD) reading of data.
The 3rd step: the master control chip 24:STC12C5410AD in the master board 21 begins to judge whether global positioning system control chip 23 STC12C4052AD have data to come, do not continue to read, the data that just read global positioning system control chip 23 STC12C4052AD are arranged, and begin to calculate.
The 4th step: the master control chip 24:STC12C5410AD in the master board 21 begins to send a high level 5V allows the supporting motor of polarization driver module 26 STEP DRIVERSH-2H042MB drives polarization motors 32 and STEP DRIVER SH-2H042MB model rotate to polarization drive controlling chip 25 STC12C5410AD, and result of calculation is sent to polarization drive controlling chip 25 STC12C5410AD by data/address bus.
The 5th step: operating personnel's starting point is automatically to star, and antenna at first launches, and then rotates polarization motor 32 and the supporting motor of STEP DRIVER SH-2H042MB model.
The 6th step: master control chip 24:STC12C5410AD begins to judge whether the collision block of polarization motor 31 bumps against the limit switch 31 MONIEU MINIL IMIT SWITCH ME 8166 of 0 angle, if do not bump against, the motor 31 that then polarizes just continues to rotate to a direction, up to bumping against limit switch 32 and the supporting motor of STEP DRIVERSH-2H042MB model, limit switch is closed can give master control chip 24:STC12C5410AD the 5V high level that goes back, master control chip 24:STC12C5410AD can be again gives polarization drive controlling chip 25:STC12C5410AD a 5V high level, and the specified angle that allows polarization drive controlling chip 25 STC12C5410AD begin to send to according to master control chip 24:STC12C5410AD polarization drive controlling chip 25 STC12C5410AD allows the supporting motor of polarization driver module 26 STEP DRIVER SH-2H042MB drives polarization motors 32 and STEP DRIVERSH-2H042MB model rotate.
Claims (2)
1. a polarizing angle is adjusted control circuit automatically, it is characterized in that this device comprises global positioning system unit (1), automatic servo control unit (2), polarization rotating unit (3); Automatic servo control unit (2) comprises master board (21), polarization driver module (26), and polarization rotating unit (3) comprises polarization motor (31), 0 angle limit switch (32); The input termination global positioning system unit (1) of the communication serial port (22) in the master board (21), the output of communication serial port (22) and global positioning system control chip (23), master control chip (24), motor-driven control chip (25), polarization driver module (26) order is connected in series, master control chip (24) also is connected with polarization motor (31), polarization driver module (26) also is connected with 0 angle limit switch (32), global positioning system control unit (1) reads the longitude and latitude data and imports master board (21) in the automatic servo control unit (2) into by com port, longitude and latitude is sent into by the communication serial port (22) in the master board (21) and is waited for after global positioning system control chip (23) is handled that master control chip (24) reads, master control chip (24) is by address bit D0, the D1 position recognizes after global positioning system control chip (23) got the longitude and latitude data, begin from global positioning system control chip (23), to read the longitude and latitude data, master control chip (24) is the result after the longitude and latitude data computation be sent in the motor-driven control chip (25) by data/address bus, after master control chip (24) judgement has the 5V high level to come, will know the polarization motor to 0 angle original position, then send to (25) 5V high level of motor-driven control chip and come order motor-driven control chip (25) that result of calculation is sent to polarization driver module (26) to come the drives polarization motor to rotate.
2. a polarizing angle as claimed in claim 1 is adjusted the automatic adjustment control method of control circuit automatically, it is characterized in that adjusting automatically control method is: adopt global positioning system to read longitude and latitude, read longitude and latitude by the global positioning system control chip again, the master control chip do polarization motor rotational angle calculating, be transferred to motor control chip by data/address bus at last, polarization motor module drives polarization motor is rotated, and concrete grammar is:
The first step: after opening the power supply of equipment, global positioning system apparatus begins to read the longitude and latitude data, and sends to the global positioning system control chip, waits for that the master control chip reads the longitude and latitude data,
Second step: the master control chip in the master board begins to judge whether the global positioning system control chip has data to come, if there are not data to come just to continue to read, the data data of global positioning system control chip of coming just to read are arranged, and the calculating of the motor rotational angle that begins to polarize
The 3rd step: the master control chip in the master board begins to send a high level 5V allows the polarization motor rotate to the polarization chip for driving, and result of calculation is sent to the polarization chip for driving by data/address bus,
The 4th step: antenna at first launches, and then rotates the polarization motor, and the master control chip begins to judge whether polarization motor collision block bumps against the limit switch of 0 angle, if do not have, the motor that then polarizes just continues to rotate to a direction; If bump against limit switch, the limit switch closure, give the master control chip 5V high level that goes back, the master control chip gives the polarization chip for driving 5V high level again, and the specified angle drives polarization motor that allows the polarization chip for driving begin to send to according to the master control chip polarization chip for driving rotates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101333238A CN101154982B (en) | 2007-09-28 | 2007-09-28 | Control circuit and method for automatic adjustment of polarizing angle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007101333238A CN101154982B (en) | 2007-09-28 | 2007-09-28 | Control circuit and method for automatic adjustment of polarizing angle |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101154982A CN101154982A (en) | 2008-04-02 |
| CN101154982B true CN101154982B (en) | 2011-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007101333238A Expired - Fee Related CN101154982B (en) | 2007-09-28 | 2007-09-28 | Control circuit and method for automatic adjustment of polarizing angle |
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| CN (1) | CN101154982B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108196290B (en) * | 2017-11-20 | 2022-05-20 | 南京航空航天大学 | Unmanned aerial vehicle group-mounted polarization array attitude measurement and target detection method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1897487A (en) * | 2006-06-19 | 2007-01-17 | 南京中网通信有限公司 | Linear-controlled star counter of vehicle satellite telecommunication antenna |
| CN1897350A (en) * | 2006-06-19 | 2007-01-17 | 南京中网通信有限公司 | Automatic seeker with vehicle satellite telecommunication antenna wireless control |
| CN1897485A (en) * | 2006-06-19 | 2007-01-17 | 南京中网通信有限公司 | Automatic seeker of vehicle satellite telecommunication antenna |
-
2007
- 2007-09-28 CN CN2007101333238A patent/CN101154982B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1897487A (en) * | 2006-06-19 | 2007-01-17 | 南京中网通信有限公司 | Linear-controlled star counter of vehicle satellite telecommunication antenna |
| CN1897350A (en) * | 2006-06-19 | 2007-01-17 | 南京中网通信有限公司 | Automatic seeker with vehicle satellite telecommunication antenna wireless control |
| CN1897485A (en) * | 2006-06-19 | 2007-01-17 | 南京中网通信有限公司 | Automatic seeker of vehicle satellite telecommunication antenna |
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| CN101154982A (en) | 2008-04-02 |
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