Data communication protocol in an automatic meter reading system
First Claim
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1. An automatic meter reading (AMR) system, comprising:
- a reader; and
an endpoint interfaced to a utility meter;
wherein in operation, said reader transmits a command and control frame to said endpoint via radio frequency (RF) communication, wherein the command and control frame includes;
a system ID that indicates a specific AMR system with which said endpoint is associated;
a frame ID that indicates a position in a wake-up sequence of said reader; and
a cell ID that indicates at least one subset of said specific AMR system.
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Abstract
Automatic meter reading (AMR) systems and methods in which readers communicate with endpoints interfaced to utility meters. In operation, the reader and the endpoint communicate with one another via radio frequency (RF) communication according to a communication protocol. Aspects of the invention are directed to packetization, command and control, and messaging arrangements.
9 Citations
18 Claims
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1. An automatic meter reading (AMR) system, comprising:
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a reader; and an endpoint interfaced to a utility meter; wherein in operation, said reader transmits a command and control frame to said endpoint via radio frequency (RF) communication, wherein the command and control frame includes; a system ID that indicates a specific AMR system with which said endpoint is associated; a frame ID that indicates a position in a wake-up sequence of said reader; and a cell ID that indicates at least one subset of said specific AMR system. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18)
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Specification