ABSOLUTE ACCELERATION SENSOR FOR USE WITHIN MOVING VEHICLES
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Accused Products
Abstract
A communication system for a vehicle includes a vehicle speed sensor configured to emit a periodic function with a parameter correlated to the speed of the vehicle, an acceleration monitoring system, a braking system engagement detector to detect a braking status of the vehicle, an alerting device capable of signaling other drivers of a deceleration condition of the vehicle, and a control device. The acceleration monitoring system is configured to compute the acceleration of the vehicle from variations in the parameter of the periodic function of the vehicle speed sensor and to output a deceleration status of the vehicle. The control device is coupled to the acceleration monitoring system, the braking system engagement detector, and the alerting device, wherein the acceleration monitoring system sends signals to the control device and the control device operates the alerting device in a manner dependent on the deceleration status of the vehicle.
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Citations
63 Claims
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1-41. -41. (canceled)
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42. A collision avoidance device for a vehicle comprising:
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a. a monitoring system for calculating an absolute acceleration of the vehicle; b. a communication device that transmits a non-visible communications signal to proximate vehicles in proximity of the vehicle, the communications signal comprising a deceleration status of the vehicle; and c. a control device that receives a signal from the monitoring system and operates the communication device in a manner dependent upon a deceleration status of the vehicle. - View Dependent Claims (43, 45, 46, 47, 48, 49, 50, 51, 52)
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44. The collision avoidance device of claim 44, wherein the monitoring system further comprises an acceleration monitoring system.
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53. A collision avoidance system for a vehicle comprising:
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a. a monitoring device for calculating a deceleration of the vehicle; b. a communication device that transmits a non-visible communications signal to a nearby vehicle that the vehicle is decelerating; and c. a control device that receives a signal from the monitoring device and operates the communication device based upon the deceleration of the vehicle, wherein the collision avoidance system is configured as an after-market accessory for the vehicle. - View Dependent Claims (54, 56, 57, 58, 59, 60)
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55. The collision avoidance system of claim 55, wherein the non-visible radiation is one of infrared and radio frequency.
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61. A method of communication between a plurality of vehicles comprising:
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a. sensing a deceleration of a first vehicle; b. based upon the deceleration of the first vehicle, emitting a non-visible signal, wherein the non-visible signal comprises a deceleration status of the vehicle; c. receiving the signal at a second proximate vehicle in proximity to the first vehicle; and e. generating an alert at the second proximate vehicle in order to indicate the deceleration status. - View Dependent Claims (62, 63)
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Specification