Distributed electrical/electronic architectures for brake-by-wire brake systems
First Claim
Patent Images
1. A brake system comprising:
- a communication bus;
a sensor including an integral star coupler, said star coupler being in communication with said communication bus, wherein said sensor generates a sensor signal;
a first electronic control unit directly connected to said sensor to receive said sensor signal, said first electronic control unit being in communication with said communication bus; and
a second electronic control unit in communication with said communication bus, wherein said second electronic control unit receives said sensor signal over said communication bus by way of said star coupler.
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Abstract
A brake system including a communication bus, a sensor including an integral star coupler, the star coupler being in communication with the communication bus, wherein the sensor generates a sensor signal, a first electronic control unit directly connected to the sensor to directly receive the sensor signal, the first electronic control unit being in communication with the communication bus, and a second electronic control unit in communication with the communication bus, wherein the second electronic control unit receives the sensor signal over the communication bus by way of the star coupler.
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Citations
37 Claims
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1. A brake system comprising:
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a communication bus; a sensor including an integral star coupler, said star coupler being in communication with said communication bus, wherein said sensor generates a sensor signal; a first electronic control unit directly connected to said sensor to receive said sensor signal, said first electronic control unit being in communication with said communication bus; and a second electronic control unit in communication with said communication bus, wherein said second electronic control unit receives said sensor signal over said communication bus by way of said star coupler. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22)
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23. A brake system comprising:
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a communication bus, said communication bus including at least a first channel and a second channel; a first brake pedal sensor including an integral star coupler, said star coupler being in communication with said communication bus by way of said first channel, wherein said first sensor generates a first sensor signal; a second brake pedal sensor including an integral star coupler, said star coupler being in communication with said communication bus by way of said second channel, wherein said second sensor generates a second sensor signal; a first electronic control unit directly connected to said first sensor to directly receive said first sensor signal, said first electronic control unit being in communication with said first and said second channels; and a second electronic control unit directly connected to said second sensor to directly received said second sensor signal, said second electronic control unit being in communication with said first and said second channels, wherein said first electronic control unit receives said second sensor signal over said first channel by way of said first star coupler and said second channel by way of said second star coupler and wherein said second electronic control unit receives said first sensor signal over said first channel by way of said first star coupler and said second channel by way of said second star coupler.
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24. A brake system comprising:
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a communication bus, said communication bus including at least a first channel and a second channel; a plurality of electronic control units, each electronic control unit of said plurality of electronic control units being in communication with said communication bus by way of at least one of said first channel and said second channel; at least one park brake switch in direct communication with at least one of said plurality of electronic control units; at least one brake switch in direct communication with at least one of said plurality of electronic control units; a plurality of sensors, at least one sensor of said plurality of sensors being in direct communication with at least one of said plurality of electronic control units, wherein said plurality of sensors, said at least one park brake switch and said at least one brake switch provide a set of redundant, fail-safe signals to said plurality of electronic control units. - View Dependent Claims (25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37)
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Specification