Transducer network bus
First Claim
Patent Images
1. A communication bus for coupling signals between a master module and N slave sensor modules comprising:
- a two-wire bus coupled to the master module and the N slave sensor modules, the two-wire bus providing M digital communication channels simultaneously.
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Abstract
A sensor communications system includes different sensor modules which are connected to a master module on a two-wire multidrop transducer bus to provide multiple communication channels. The sensor modules transmit signals to and receive signals from the master module.
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Citations
29 Claims
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1. A communication bus for coupling signals between a master module and N slave sensor modules comprising:
a two-wire bus coupled to the master module and the N slave sensor modules, the two-wire bus providing M digital communication channels simultaneously. - View Dependent Claims (2, 3, 4, 5)
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6. A sensor communication system comprising:
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a communication bus having at least two digital communication channels;
plural slave sensor modules coupled to the communication bus operable to transmit slave sensors signals and to receive master control signals in the at least two digital communication channels; and
a master module coupled to the communication bus operable to transmit the master control signals and to receive the slave sensor signals in the at least two digital communication channels. - View Dependent Claims (7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24)
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25. A method of communication comprising:
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a) coupling plural slave sensor modules and a master module to a communication bus providing at least two digital communication channels;
b) transmitting slave sensors signals and receiving master control signals in the least two digital communication channels at the plural slave sensor modules;
c) transmitting the master control signals and receiving the slave sensor signals in the least two digital communication channels at the master module. - View Dependent Claims (26, 27, 28)
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29. A communication system comprising:
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means for coupling plural slave sensor modules to a communication bus providing at least two digital communication channels;
means for transmitting slave sensors signals and receiving master control signals in the least two digital communication channels;
means for coupling a master module to the communication bus; and
means for transmitting the master control signals and receiving slave sensor signals in the least two digital communication channels.
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Specification