发明名称 |
METHOD AND APPARATUS FOR MONITORING THE PROVISION OF A UTILITY |
摘要 |
A method of remotely monitoring the provision of a utility at a plurality of locations. The method comprises the steps of remotely interrogating control devices at their locations with each of the devices having a unique address. Each of the interrogated devices responds with a return signal which can be processed to obtain information concerning the usage of the utility at each of the locations.
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申请公布号 |
CA2456468(A1) |
申请公布日期 |
2003.02.27 |
申请号 |
CA20022456468 |
申请日期 |
2002.06.07 |
申请人 |
MILLAND, ROBERT JOHN |
发明人 |
MILLAND, ROBERT JOHN |
分类号 |
H04N7/173;H04Q9/00;(IPC1-7):H04N7/16;G08C15/00 |
主分类号 |
H04N7/173 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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