A method includes receiving signals processed according to a control law and generating an error signal based on the signals. The method includes determining at least one characteristic of the error signal, and determining whether to disable the control law based on the at least one characteristic.
대표청구항▼
1. A method comprising: receiving signals processed according to a control law;generating an error signal based on the signals;determining at least one characteristic of the error signal, wherein the at least one characteristic includes a frequency of the error signal;generating a control signal bas
1. A method comprising: receiving signals processed according to a control law;generating an error signal based on the signals;determining at least one characteristic of the error signal, wherein the at least one characteristic includes a frequency of the error signal;generating a control signal based on the frequency, wherein the error signal is updated based on the control signal;generating a test signal based on the control signal, wherein the error signal is updated based on the test signal, and wherein the control signal is updated based on the test signal; anddetermining whether to disable the control law based on the at least one characteristic. 2. The method of claim 1, wherein the signals processed according to the control law include a first signal generated by a first sensor and a second signal generated based on an output of a second sensor that is of a different type than a type of the first sensor. 3. The method of claim 2, further comprising determining a difference between the first signal and the second signal, wherein the error signal is generated based on the difference between the first signal and the second signal. 4. The method of claim 3, further comprising adjusting a phase delay of the first signal relative to the second signal before generating the error signal. 5. The method of claim 1, wherein the at least one characteristic of the error signal corresponds to a measurement of an amount of energy associated with the error signal. 6. The method of claim 5, further comprising: determining whether the measurement of the amount of energy associated with the error signal exceeds a threshold amount of energy; andgenerating an output signal that indicates whether the amount of energy associated with the error signal exceeds the threshold amount of energy, wherein the output signal indicates a first value when the amount of energy associated with the error signal exceeds the threshold amount of energy, and wherein the output signal indicates a second value when the amount of energy associated with the error signal does not exceed the threshold amount of energy. 7. The method of claim 6, further comprising: incrementing a counter when the output signal indicates the first value;determining whether the counter exceeds a threshold count value; anddisabling the control law when the counter exceeds the threshold count value. 8. The method of claim 1, wherein the control law is associated with gust, and wherein the error signal indicates a dynamic load experienced by a component of an aircraft. 9. A system comprising: a processor;a demodulation module executable by the processor to: receive signals processed according to a control law; andgenerate an error signal based on the signals;a detection management module executable by the processor to: determine at least one characteristic of the error signal, wherein the at least one characteristic includes a frequency of the error signal; andgenerate a control signal based on the frequency; anda monitoring module executable by the processor to: determine whether to disable the control law based on the at least one characteristic;receive the control signal from the detection management module;generate a test signal based on the control signal; andprovide the test signal to the demodulation module and to the detection management module. 10. The system of claim 9, wherein the at least one characteristic of the error signal corresponds to a measurement of an amount of energy associated with the error signal. 11. The system of claim 10, wherein the monitoring module is executable by the processor to filter the error signal prior to providing the error signal to the detection management module. 12. The system of claim 10, wherein the monitoring module is executable by the processor to: determine whether the measurement of the amount of energy associated with the error signal exceeds a threshold amount of energy; andgenerate an output signal that indicates whether the amount of energy associated with the error signal exceeds the threshold amount of energy, wherein the output signal indicates a first value when the amount of energy associated with the error signal exceeds the threshold amount of energy, and wherein the output signal indicates a second value when the amount of energy associated with the error signal does not exceed the threshold amount of energy. 13. The system of claim 12, wherein the monitoring module is executable by the processor to: increment a counter when the output signal indicates the first value;determine whether the counter exceeds a threshold count value; anddisable the control law when the counter exceeds the threshold count value. 14. The system of claim 9, wherein the signals processed according to the control law include a first signal generated by a first sensor and a second signal generated based on an output of a second sensor that is of a different type than a type of the first sensor, and wherein the demodulation module is further executable by the processor to determine a difference between the first signal and the second signal, wherein the error signal is generated based on the difference between the first signal and the second signal. 15. The system of claim 9, wherein the detection management module is executable by the processor to count a number of instances that an oscillatory waveform associated with the error signal crosses a threshold value during a period of time, and wherein the frequency is determined based on the number of instances that the oscillatory waveform crossed the threshold value during the period of time. 16. The system of claim 9, wherein the control law is associated with gust, and wherein the error signal indicates a dynamic load experienced by a component of an aircraft. 17. The system of claim 9, wherein the signals processed according to the control law include a first signal generated by a first sensor and a second signal generated based on an output of a second sensor that is of a different type than a type of the first sensor, and wherein the demodulation module is executable by the processor to: estimate a phase difference of the first signal relative to the second signal;generate a first delayed signal based on the first signal, wherein the first delayed signal corresponds to the first signal and has phase delay corresponding to the phase difference of the first signal relative to the second signal; andgenerate the error signal based on a difference between the first delayed signal and the second signal. 18. The system of claim 17, wherein the first sensor is configured to monitor airframe structure dynamic loads of an aircraft. 19. A computer-readable storage medium comprising instructions that, when executed by a processor, cause the processor to: receive signals processed according to a control law;generate an error signal based on the signals;determine at least one characteristic of the error signal, wherein the at least one characteristic includes a frequency of the error signal;generate a control signal based on the frequency, wherein the error signal is updated based on the control signal;generate a test signal based on the control signal, wherein the error signal is updated based on the test signal, and wherein the control signal is updated based on the test signal; anddetermine whether to disable the control law based on the at least one characteristic. 20. The computer-readable storage medium of claim 19, wherein the signals processed according to the control law include a first signal and a second signal, further comprising instructions that, when executed by the processor, cause the processor to determine a difference between the first signal and the second signal, wherein the first signal is generated by a first sensor, wherein the second signal is generated based on an output of a second sensor that is of a different type than a type of the first sensor, and wherein the error signal is generated based on the difference between the first signal and the second signal.
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이 특허에 인용된 특허 (6)
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