FOLLOWING VEHICLE DETECTION AND ALARM DEVICE
First Claim
1. A following vehicle detection and alarm device comprising:
- a shooting unit for shooting an area behind a vehicle of interest at a predetermined frame rate;
a frame quantity count unit for counting the number of frames after another vehicle is shot in a shooting range of the shooting unit until the another vehicle reaches a first position behind the vehicle of interest;
an alarm instruction output unit for outputting an alarm instruction of notifying the driver of the vehicle of interest that the another vehicle is approaching at a timing set based on the number of frames counted by the frame quantity count unit; and
an alarm unit for performing a predetermined alarm operation on the driver when the alarm instruction is output by the alarm instruction output unit.
1 Assignment
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Accused Products
Abstract
A following vehicle detection and alarm device comprises a tail camera for shooting an area behind a vehicle of interest at a predetermined frame rate, a frame quantity count unit for counting the number of frames after a following vehicle is shot in a shooting range of the tail camera until the following vehicle reaches a first position behind the vehicle of interest, an alarm instruction output unit for outputting an alarm instruction of notifying the driver of the vehicle of interest that the other vehicle is approaching at a timing set based on the number of frames counted by the frame quantity count unit, and an alarm processing unit for performing a predetermined alarm operation on the driver when the alarm instruction is output by the alarm instruction output unit.
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Citations
7 Claims
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1. A following vehicle detection and alarm device comprising:
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a shooting unit for shooting an area behind a vehicle of interest at a predetermined frame rate; a frame quantity count unit for counting the number of frames after another vehicle is shot in a shooting range of the shooting unit until the another vehicle reaches a first position behind the vehicle of interest; an alarm instruction output unit for outputting an alarm instruction of notifying the driver of the vehicle of interest that the another vehicle is approaching at a timing set based on the number of frames counted by the frame quantity count unit; and an alarm unit for performing a predetermined alarm operation on the driver when the alarm instruction is output by the alarm instruction output unit. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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Specification