An autonomous vehicle control sub-system includes first and second brake control modules that are communicatively and electrically connected to one another and a plurality of wheel-speed sensors communicatively connected to the first brake control module. The first module is programmed to receive wh
An autonomous vehicle control sub-system includes first and second brake control modules that are communicatively and electrically connected to one another and a plurality of wheel-speed sensors communicatively connected to the first brake control module. The first module is programmed to receive wheel-speed data from the wheel-speed sensors. The second module is programmed to process the wheel-speed data in the event of a failure in the first module.
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1. A system, comprising an autonomous vehicle control sub-system, comprising: first and second brake control modules that are communicatively and electrically connected to one another;a plurality of wheel-speed sensors wherein a first subset of the wheel-speed sensors including at least a first one
1. A system, comprising an autonomous vehicle control sub-system, comprising: first and second brake control modules that are communicatively and electrically connected to one another;a plurality of wheel-speed sensors wherein a first subset of the wheel-speed sensors including at least a first one of the wheel-speed sensors are communicatively connected to the first module and not to the second module, and a second subset of the wheel-speed sensors including at least a second one of the wheel-speed sensors are communicatively connected to the second module and not to the first module;wherein each of the first module and the second module is programmed to use data from at least one of the wheel-speed sensors to determine a signal to provide to a brake actuator,wherein the first module is electrically connected to the second module for the second module to supply power to the first module in the event of a power failure with respect to the first module. 2. The system of claim 1, wherein the first module and the second module are each programmed to generate the signal provided to the brake actuator based at least in part on the data from at least one of the wheel-speed sensors. 3. The system of claim 1, wherein, upon detecting a failure, the first module is programmed to use the data from at least one of the wheel-speed sensors to calculate at least one wheel-speed, and provide the at least one wheel-speed to the second module. 4. The system of claim 1, wherein, upon detecting a failure, the first module is programmed to provide the data from at least one of the wheel-speed sensors to the second module via modulated electrical signals, and the second module is programmed to calculate wheel-speeds based on the modulated electrical signals. 5. The system of claim 1, wherein, upon detecting a failure, the first module is programmed to receive data from at least one of the wheel-speed sensors from fewer than all of the wheel-speed sensors. 6. The system of claim 1, further comprising a powertrain control module programmed to calculate an average speed of driven wheels and provide the average speed of the driven wheels to the second module. 7. The system of claim 6, wherein the average speed of the driven wheels is provided to the second module via a wired connection. 8. The system of claim 1, wherein the first module is programmed to provide electrical power to the plurality of wheel speed sensors. 9. The system of claim 8, wherein the power from the second module is provided to the plurality of wheel speed sensors in the event of the power failure with respect to the first module. 10. An autonomous vehicle control sub-system comprising: first and second brake control modules that are communicatively and electrically connected to one another;a first wheel-speed sensor communicatively connected to the first module and not to the second module; anda second wheel-speed sensor communicatively connected to the second module and not to the first module;wherein each of the first module and the second module is programmed to use data from at least one of the first and second wheel-speed sensors to determine a signal to provide to a brake actuator, wherein the first module is electrically connected to the second module for the second module to supply power to the first module in the event of a power failure with respect to the first module. 11. The system of claim 10, wherein the first module and the second module are each programmed to generate the signal provided to the brake actuator based at least in part on the data from at least one of the wheel-speed sensors. 12. The system of claim 10, wherein, upon detecting a failure, the first module is programmed to use the data from the first wheel-speed sensor to calculate at least one wheel-speed, and provide the at least one wheel-speed to the second module. 13. The system of claim 10, wherein, upon detecting a failure, the first module is programmed to provide the data from the first wheel-speed sensor to the second module via modulated electrical signals, and the second module is programmed to calculate wheel-speeds based on the modulated electrical signals. 14. The system of claim 10, further comprising a powertrain control module programmed to calculate an average speed of driven wheels and provide the average speed of the driven wheels to the second module. 15. The system of claim 14, wherein the average speed of the driven wheels is provided to the second module via a wired connection. 16. The system of claim 10, wherein the first module is programmed to provide electrical power to the plurality of wheel speed sensors. 17. The system of claim 16, wherein the power from the second module is provided to the first wheel-speed sensor in the event of the power failure with respect to the first module.
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이 특허에 인용된 특허 (5)
Reinecke Erich (Burgdorf DEX), Anti-skid brake control system for controlling the two pairs of diagonally opposed wheels of a motor vehicle.
Matsuda Toshiro (Sagamihara JPX), Method and system for performing fail-safe operation for anti-skid automotive brake control system having a plurality of.
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