Remote access to electronic meters using a TCP/IP protocol suite
First Claim
1. An electronic metering system, comprising:
- (A) a first network operating in accordance with a predetermined protocol;
(B) a second network comprising a plurality of meters each of which includes meter electronics for measuring a prescribed commodity supplied by a utility and memory for storing measured data;
(C) a gateway operatively coupled to said first network and to said second network; and
(D) an HTTP server embedded in one of (1) said gateway and (2) said plurality of meters, for accessing said measured data, wherein said first network is provided remote access to said measured data.
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Accused Products
Abstract
An electronic meter incorporates a TCP/IP protocol suite and an HTTP server to provide two-way access to the meter data. Alternatively, the TCP/IP protocol suite may be incorporated into a gateway serving multiple meters connected through a power line or wireless two-way network. The gateway may incorporate an HTTP server for accessing data from multiple meters and for transmission of data to individual meters. Other aspects of the disclosed system include the use of a common gateway interface for remote access to meter data and to set meter parameters using HTML forms in HTTP browsers; remote reading and setting of multiple meter parameters using a TCP/IP protocol suite; a TCP/IP protocol suite implemented in designated nodes in a CEBus LAN with remote access through TCP/IP to routers and brouters and to individual meters on the LAN; and an SLIP-PPP enabled gateway for remote TCP/IP access through a serial interface to a single or multiple meter parameters.
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Citations
28 Claims
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1. An electronic metering system, comprising:
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(A) a first network operating in accordance with a predetermined protocol;
(B) a second network comprising a plurality of meters each of which includes meter electronics for measuring a prescribed commodity supplied by a utility and memory for storing measured data;
(C) a gateway operatively coupled to said first network and to said second network; and
(D) an HTTP server embedded in one of (1) said gateway and (2) said plurality of meters, for accessing said measured data, wherein said first network is provided remote access to said measured data. - View Dependent Claims (2, 3, 4, 5, 6, 9, 10, 12)
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7. An electronic metering system, comprising:
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a first network operating in accordance with a predetermined protocol;
a second network comprising a plurality of meters each of which includes meter electronics for measuring a prescribed commodity supplied by a utility and memory for storing measured data;
a gateway operatively coupled to said first network and to said second network; and
a server operatively coupled to said second network and said gateway, said server accessing said measured data, wherein said first network is provided remote access to said measured data. wherein said server comprises an HTTP server and said HTTP server and CGI application are embedded in each of said meters. - View Dependent Claims (11)
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8. An electronic metering system, comprising:
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a first network operating in accordance with a predetermined protocol;
a second network comprising a plurality of meters each of which includes meter electronics for measuring a prescribed commodity supplied by a utility and memory for storing measured data;
a gateway operatively coupled to said first network and to said second network; and
a server operatively coupled to said second network and said gateway, said server accessing said measured data, wherein said first network is provided remote access to said measured data. wherein said server comprises an HTTP server and said HTTP server and CGI application are embedded in said gateway.
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13. An electronic metering system, comprising:
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a first network operating in accordance with a predetermined protocol;
a second network comprising a plurality of meters each of which includes meter electronics for measuring a prescribed commodity supplied by a utility and memory for storing measured data;
a gateway operatively coupled to said first network and to said second network; and
a server operatively coupled to said second network and said gateway, said server accessing said measured data, wherein said first network is provided remote access to said measured data and further comprising a common gateway interface (CGI) application coupled to said server;
wherein said server and CGI application are embedded in each of said meters;
wherein said gateway and each of said meters comprises a local area network (LAN) interface and a TCP/IP interface; and
wherein said prescribed commodity is a member of the group consisting of electricity, water and gas.
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14. An electronic metering system, comprising:
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a first network operating in accordance with a predetermined protocol;
a second network comprising a plurality of meters each of which includes meter electronics for measuring a prescribed commodity supplied by a utility and memory for storing measured data;
a gateway operatively coupled to said first network and to said second network; and
a server operatively coupled to said second network and said gateway, said server accessing said measured data, wherein said first network is provided remote access to said measured data;
and further comprising a common gateway interface (CGI) application coupled to said server for use in accessing said measured data;
wherein said server and CGI application are embedded in said gateway;
wherein each of said meters and said gateway comprises a local area network (LAN) interface;
wherein said gateway further comprises a TCP/IP interface; and
wherein said prescribed commodity is a member of the group consisting of electricity, water and gas.- View Dependent Claims (17)
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15. An electronic metering system, comprising:
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a first network operating in accordance with a predetermined protocol;
a second network comprising a plurality of meters each of which includes meter electronics for measuring a prescribed commodity supplied by a utility and memory for storing measured data;
a gateway operatively coupled to said first network and to said second network; and
a server operatively coupled to said second network and said gateway, said server accessing said measured data, wherein said first network is provided remote access to said measured data. wherein said second network is a local area network (LAN) and comprises a CEBus LAN.
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16. An electronic metering system, comprising:
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a first network operating in accordance with a predetermined protocol;
a second network comprising a plurality of meters each of which includes meter electronics for measuring a prescribed commodity supplied by a utility and memory for storing measured data;
a gateway operatively coupled to said first network and to said second network; and
a server operatively coupled to said second network and said gateway, said server accessing said measured data, wherein said first network is provided remote access to said measured data. wherein said LAN is a CEBus LAN.
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18. An electronic meter, comprising:
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meter electronics for measuring a prescribed commodity supplied by a utility;
memory for storing measured data; and
an HTTP server embedded in said meter and operatively coupled to said meter electronics and memory, said server accessing said measured data;
said electronic meter being configured for use in a system including a wide area network (WAN) operating in accordance with a TCP/IP protocol, a local area network (LAN), and a gateway operatively coupled to said LAN and said WAN, whereby said WAN is provided with remote access to said measured data. - View Dependent Claims (19, 20)
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21. A gateway for use in a system comprising an electronic meter connected to a first network, the gateway, and a second network operating in accordance with a predetermined protocol, wherein the electronic meter is operatively coupled to the second network through the gateway, the gateway comprising:
a server embedded in the gateway and operatively coupled to said electronic meter, said server accessing measured data whereby said second network is provided with remote access, via the gateway, to said measured data. - View Dependent Claims (22, 23)
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24. An electronic metering system, comprising:
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(A) a first network operating in accordance with a predetermined protocol;
(B) a second network comprising a plurality of meters each of which includes meter electronics for measuring a prescribed commodity supplied by a utility and memory for storing measured data and meter control parameters;
(C) a gateway operatively coupled to said first network and to said second network; and
(D) an HTTP server embedded in one of (1) said gateway and (2) said plurality of meters, for accessing said measured data, wherein said first network is provided remote access to said measured data.
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25. An electronic meter, comprising:
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meter electronics for measuring a prescribed commodity supplied by a utility;
memory for storing measured data and meter control parameters; and
an HTTP server embedded in said meter and operatively coupled to said meter electronics and memory, said server accessing said measured data;
said electronic meter being configured for use in a system including a wide area network (WAN) operating in accordance with a TCP/IP protocol, a local area network (LAN), and a gateway operatively coupled to said LAN and said WAN, whereby said WAN is provided with remote access to said measured data and control parameters of said electronic meter.
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26. A gateway for use in a system comprising an electronic meter connected to a first network, the gateway, and a second network operating in accordance with a predetermined protocol, wherein the electronic meter is operatively coupled to the second network through the gateway, the gateway comprising:
a server embedded in the gateway and operatively coupled to said electronic meter, said server accessing measured data whereby said second network is provided with remote access, via the gateway, to said measured data and control parameters of the electronic meter. - View Dependent Claims (27, 28)
Specification