Drive recorder for motor vehicle and data reading apparatus for the same
First Claim
1. A drive recorder for a motor vehicle, comprising:
- a volatile memory for constantly recording various vehicle operation data concerning operation of a motor vehicle;
collision detecting means for detecting a collision event of said motor vehicle;
transfer means for transferring the vehicle operation data stored in said volatile memory before, upon or after occurrence of said collision event; and
a nonvolatile memory for recording and holding said vehicle operation data transferred thereto, wherein said transfer means includes encryption means designed for encrypting said vehicle operation data, and wherein said nonvolatile memory is designed for recording and holding the encrypted vehicle operation data.
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Accused Products
Abstract
A drive recorder for a motor vehicle capable of ensuring high security against a third party without need for using a password system. The drive recorder includes a volatile memory (102) for constantly recording various vehicle operation data concerning operation of a motor vehicle, a collision detecting means (120) for detecting a collision event of the motor vehicle, a transfer means for transferring the vehicle operation data stored in the volatile memory (102) before, upon or after occurrence of the collision event, and a nonvolatile memory (104) for recording and holding the vehicle operation data transferred thereto, wherein the transfer means includes an encryption means (103) which is designed for encrypting the vehicle operation data. The nonvolatile memory (104) is designed for recording and holding the encrypted vehicle operation data.
120 Citations
8 Claims
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1. A drive recorder for a motor vehicle, comprising:
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a volatile memory for constantly recording various vehicle operation data concerning operation of a motor vehicle;
collision detecting means for detecting a collision event of said motor vehicle;
transfer means for transferring the vehicle operation data stored in said volatile memory before, upon or after occurrence of said collision event; and
a nonvolatile memory for recording and holding said vehicle operation data transferred thereto, wherein said transfer means includes encryption means designed for encrypting said vehicle operation data, and wherein said nonvolatile memory is designed for recording and holding the encrypted vehicle operation data. - View Dependent Claims (2, 3, 4)
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5. A drive recorder for a motor vehicle, comprising:
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a volatile memory for constantly recording various vehicle operation data concerning operation of a motor vehicle;
collision detecting means for detecting a collision event of said motor vehicle;
transfer means for transferring the vehicle operation data stored in said volatile memory before, upon or after occurrence of said collision event; and
a nonvolatile memory for recording and holding said vehicle operation data transferred thereto, said drive recorder further comprising;
encryption means, wherein said encryption means is designed for encrypting said vehicle operation data, and wherein said volatile memory is designed for recording constantly the encrypted vehicle operation data. - View Dependent Claims (6, 7, 8)
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Specification