APPARATUS AND METHOD FOR TESTING AIR BAG CONTROL UNIT OF VEHICLE
First Claim
1. A system for testing an air bag control unit of a vehicle, the system comprising:
- a shaker control unit generating a first signal and start-synchronizing information corresponding to the first signal;
a shaker shaking an air bag control unit according to the frequency of the first signal;
a signal control unit time-synchronizing a second signal with the first signal using the start-synchronizing information and transferring the second signal to the air bag control unit; and
an air bag control unit generating a sum-sensing signal from the first signal and the second signal, generating from the sum-sensing signal a determining signal of whether an air bag operates and transferring the generated determining signal to the signal control unit.
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Accused Products
Abstract
A system testing the air bag control unit of a vehicle testing an air bag control unit of a vehicle summing a first signal shaken by a shaker and a second signal provided from the signal control apparatus to generate a sum-sensing signal, and generating a determining signal for evaluation regarding presence of an operation of an air bag based on the sum-sensing signal, is provided. The system testing an air bag control unit of a vehicle, includes: a shaker control unit generating a first signal and start-synchronizing information regarding the first signal; a shaker shaking an air bag control unit according to a frequency of the first signal; a signal control unit time-synchronizing and transferring the second signal with the first signal using the start-synchronizing information to the air bag control unit; and an air bag control unit generating a sum-sensing signal regarding the first signal and the second signal, generating and transferring a determining signal for evaluation regarding presence of an operation of an air bag based on the sum-sensing signal to the signal control unit.
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Citations
17 Claims
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1. A system for testing an air bag control unit of a vehicle, the system comprising:
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a shaker control unit generating a first signal and start-synchronizing information corresponding to the first signal; a shaker shaking an air bag control unit according to the frequency of the first signal; a signal control unit time-synchronizing a second signal with the first signal using the start-synchronizing information and transferring the second signal to the air bag control unit; and an air bag control unit generating a sum-sensing signal from the first signal and the second signal, generating from the sum-sensing signal a determining signal of whether an air bag operates and transferring the generated determining signal to the signal control unit. - View Dependent Claims (2, 3)
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4. A signal control apparatus testing an air bag control unit of a vehicle, the apparatus comprising:
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a shaker control unit sensing a first signal that is used to operate a shaker; a communication module receiving from the shaker control unit start-synchronizing information regarding the first signal; a synchronizing module time-synchronizing a second signal with the first signal using the start-synchronizing information; and a control module transferring the second signal to the air bag control unit such that the air bag control unit outputs a determining signal of whether an air bag operates through a sum-sensing signal obtained from the first signal and the second signal. - View Dependent Claims (5, 6, 7)
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8. A air bag control unit for a vehicle, comprising:
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a sensor module sensing a shaking signal corresponding to a frequency of a first signal generated by a shaker; and a microcomputer receiving a second signal time-synchronized with the first signal, generating a sum-sensing signal using the first signal and the second signal, comparing the sum-sensing signal with a pre-set air bag operation reference value, and outputting a determining signal of whether an air bag operates. - View Dependent Claims (9, 10, 11)
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12. A method for testing an air bag control unit of a vehicle, the method comprising:
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(a) generating a first signal and start-synchronizing information corresponding to the first signal by a shaker control unit; (b) shaking an air bag control unit according to a frequency of the first signal by a shaker; (c) time-synchronizing a second signal with the first signal using the start-synchronizing information and transferring the second signal to the air bag control unit by a signal control unit; and (d) generating a sum-sensing signal from the first signal and the second signal, generating from the sum-sensing signal a determining signal of whether an air bag operates, and transferring the determining signal to the signal control unit by the air bag control unit. - View Dependent Claims (13)
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14. A method for generating signal for testing an air bag control unit of a vehicle, the method comprising:
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(a) generating a first signal and start-synchronizing information corresponding to the first signal by a shaker control unit; (b) time-synchronizing the second signal with the first signal using the start-synchronizing information; and (c) transferring the second signal to an air bag control unit that the air bag control unit outputs a determining signal of whether an air bag operates from a sum-sensing signal obtained from the first signal and the second signal. - View Dependent Claims (15)
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16. A method for processing a signal for testing an air bag control unit of a vehicle, the method comprising:
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(a) sensing a shaking signal corresponding to a frequency of a first signal generated by a shaker; (b) receiving a second signal time-synchronized with the first signal; (c) generating a sum-sensing signal from the first signal and the second signal; and (d) comparing the sum-sensing signal with a pre-set air bag operation reference value, and outputting a determining signal of whether an air bag operates. - View Dependent Claims (17)
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Specification