Antenna automatic frequecy hopping system and method thereof

Abstract

The automatic frequency hopping method for antennas includes switching the frequency band of the wireless communication channel according to candidate frequency band parameters and performing a frequency band repair procedure when the communication quality of the wireless communication channel between the operating device and the aircraft is poor. The frequency band repair procedure includes selecting a corresponding frequency band from two adjacent frequency band parameter groups based on the primary frequency band corresponding to the original frequency band; selecting one of the adjacent frequency band parameters from the selected adjacent frequency band parameter group; testing the communication quality of the wireless communication channel based on the selected adjacent frequency band parameter; repeating the aforementioned steps when the communication quality of the wireless communication channel is poor under the test; and updating the candidate frequency band parameters to the selected adjacent frequency band parameters when the communication quality of the wireless communication channel is good under the test.

Claims

1. An automatic frequency hopping system for an antenna, comprising: an operating device including a first antenna and a first control unit, the first control unit being connected to the first antenna and storing a candidate frequency band parameter and two adjacent frequency band parameter groups, each of the adjacent frequency band parameter groups corresponding to a different primary frequency band, and each of the adjacent frequency band parameter groups including multiple adjacent frequency band parameters; and an aircraft carrier including a second antenna and a second control unit, the second control unit being connected to the second antenna, and a wireless communication channel being provided between the first antenna and the second antenna; wherein... When the communication quality of the wireless communication channel is in a poor state, the first control unit controls the second control unit via the first antenna and the second antenna to switch a frequency band of the wireless communication channel according to the candidate frequency band parameters and execute a frequency band repair procedure; wherein, one of the two main frequency bands is a first preset value of the frequency band of the wireless communication channel, and the other of the two main frequency bands is a second preset value of the candidate frequency band parameters; wherein, the frequency band repair procedure includes: the first control unit selects a corresponding one from the two adjacent frequency band parameter groups according to the main frequency band corresponding to the frequency band before switching, selects one of the adjacent frequency band parameters from the selected adjacent frequency band parameter group, and controls the second control unit via the first antenna and the second antenna to test the communication quality of the wireless communication channel according to the selected adjacent frequency band parameters; When the communication quality of the wireless communication channel is in a poor state under test, the first control unit selects another adjacent frequency band parameter from the selected adjacent frequency band parameter group, and controls the second control unit via the first antenna and the second antenna to retest the communication quality of the wireless communication channel according to the selected adjacent frequency band parameter; and when the communication quality of the wireless communication channel is in a good state under test, the first control unit updates the candidate frequency band parameter to the selected adjacent frequency band parameter.

2. The automatic frequency hopping system for antennas as described in claim 1, wherein when all the adjacent frequency band parameters in the selected adjacent frequency band parameter group have been selected, the first control unit re-executes the frequency band repair procedure; when the number of times the first control unit continuously executes the frequency band repair procedure reaches a cycle threshold, the first control unit cancels the re-execution of the frequency band repair procedure.

3. The automatic frequency hopping system for antennas as described in claim 1, wherein after executing and completing a frequency band repair procedure once, the first control unit waits for a cycle interval before re-executing the frequency band repair procedure once more.

4. The automatic frequency hopping system for antennas as described in claim 1, wherein when the communication quality of the wireless communication channel is in the poor state for a period of time reaching a frequency hopping interval time threshold, the first control unit switches the frequency band of the wireless communication channel according to the candidate frequency band parameters.

5. The automatic frequency hopping system for antenna as described in claim 1, wherein the first control unit controls the second control unit via the first antenna and the second antenna to test the communication quality of the frequency band of the wireless communication channel under the two main frequency bands, and selects the main frequency band corresponding to the better one as the first preset value of the frequency band of the wireless communication channel, and uses the main frequency band corresponding to the worse one as the second preset value of the candidate frequency band parameter.

6. The automatic frequency hopping system for antennas as described in claim 1, wherein the two main frequency bands are at least 100 MHz apart.

7. The automatic frequency hopping system for antennas as described in claim 1, wherein the adjacent frequency band parameters of each adjacent frequency band parameter group are within ±15 MHz of the corresponding main frequency band.

8. The automatic frequency hopping system for antennas as described in claim 1, wherein the adjacent frequency band parameters of each adjacent frequency band parameter group form an arithmetic sequence.

9. The automatic frequency hopping system for antennas as described in claim 1, wherein the adjacent frequency band parameters of each adjacent frequency band parameter group form a geometric sequence.

10. The automatic frequency hopping system for antennas as described in claim 1, wherein the adjacent frequency band parameters of each adjacent frequency band parameter group form a square sequence.

11. An automatic frequency hopping method for an antenna, comprising: when the communication quality of a wireless communication channel between an operating device and an aircraft is in a poor state, switching a frequency band of the wireless communication channel according to a candidate frequency band parameter, and executing a frequency band repair procedure, wherein the operating device stores a candidate frequency band parameter and two adjacent frequency band parameter groups, each of the adjacent frequency band parameter groups corresponding to a different primary frequency band, and each of the adjacent frequency band parameter groups containing multiple adjacent frequency band parameters; wherein... One of the two primary frequency bands is a first preset value for the frequency band of the wireless communication channel, and the other of the two primary frequency bands is a second preset value for the candidate frequency band parameter. The frequency band repair procedure includes: selecting a corresponding primary frequency band from the two adjacent frequency band parameter groups based on the primary frequency band corresponding to the frequency band before the switch; selecting one of the adjacent frequency band parameters from the selected adjacent frequency band parameter group; and testing the communication quality of the wireless communication channel based on the selected adjacent frequency band parameter. When the communication quality of the wireless communication channel is in a poor state under the test, selecting another adjacent frequency band parameter from the selected adjacent frequency band parameter group; and testing the communication quality of the wireless communication channel again based on the selected adjacent frequency band parameter. Finally, when the communication quality of the wireless communication channel is in a good state under the test, updating the candidate frequency band parameter to the selected adjacent frequency band parameter.

12. The automatic frequency hopping method for antennas as described in claim 11, wherein when all the adjacent frequency band parameters in the selected adjacent frequency band parameter group have been selected, the frequency band repair procedure is re-executed; when the number of consecutive executions of the frequency band repair procedure reaches a cycle threshold, the re-execution of the frequency band repair procedure is cancelled.

13. The automatic frequency hopping method for antennas as described in claim 11, wherein after executing and completing a frequency band repair procedure once, a cycle interval is waited before another frequency band repair procedure is executed.

14. The automatic frequency hopping method for antennas as described in claim 11, wherein when the communication quality of the wireless communication channel is in the poor state for a period of time reaching a frequency hopping interval time threshold, the frequency band of the wireless communication channel is switched according to the candidate frequency band parameters.

15. The automatic frequency hopping method for antennas as described in claim 11 further includes testing the communication quality of the frequency band of the wireless communication channel under the two main frequency bands, selecting the main frequency band corresponding to the better one as the first preset value of the frequency band of the wireless communication channel, and using the main frequency band corresponding to the worse one as the second preset value of the candidate frequency band parameter.

16. The automatic frequency hopping method for antennas as described in claim 11, wherein the two main frequency bands are at least 100 MHz apart.

17. The automatic frequency hopping method for antennas as described in claim 11, wherein the adjacent frequency band parameters of each adjacent frequency band parameter group are within a range of ±15 MHz of the corresponding main frequency band.

18. The automatic frequency hopping method for antennas as described in claim 11, wherein the adjacent frequency band parameters of each adjacent frequency band parameter group form an arithmetic sequence.

19. The automatic frequency hopping method for antennas as described in claim 11, wherein the adjacent frequency band parameters of each adjacent frequency band parameter group form a geometric sequence.

20. The automatic frequency hopping method for antennas as described in claim 11, wherein the adjacent frequency band parameters of each adjacent frequency band parameter group form a square sequence.

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