1
Peter R Meyer, Garry M Loy, David F Dunn, Rodney C Hemminger, Charles Cunningham Jr: Wireless area network communications module for utility meters. Elster Electricity, Woodcock Washburn, August 17, 2004: US06778099 (146 worldwide citation)

A communications module that permits remote meter reading of a utility meter via a wireless modem that communicates using data packet networks along a communications system, such as ARDIS. The communications module is a microprocessor-based transmitter/receiver which receives data collection request ...


2
Peter R Meyer, Garry M Loy, David F Dunn, Rodney C Hemminger, Charles Cunningham Jr: Wireless area network communications module for utility meters. Elster Electricity, Woodcock Washburn, November 18, 2003: US06650249 (142 worldwide citation)

A communications module that permits remote meter reading of a utility meter via a wireless modem that communicates using data packet networks along a communications system, such as ARDIS. The communications module is a microprocessor-based transmitter/receiver which receives data collection request ...


3
Andrew J Borleske, Mark R Wolski, Charles Cunningham Jr, Garry M Loy: Antenna with disk radiator used in automatic meter reading (AMR) device. Elster Electricity, Woodcock & Washburn, April 29, 2008: US07365687 (17 worldwide citation)

An antenna for use in an automatic meter reading (AMR) module comprises a pin and a radiator. The radiator may be a disk radiator for example, that comprises an opening which may receive the pin. Desirably, the pin is affixed to the radiator at one end, and is disposed on a ground plane at the other ...


4
Waymon A Melvin Jr, Lars A Lindqvist, Charles Cunningham Jr, Michael A Murphy, Kenneth C Shuey: Electronic meter with enhanced thermally managed communications systems and methods. Elster Electricity, Woodcock Washburn, August 1, 2006: US07084783 (16 worldwide citation)

An electronic meter that is capable of handling an analog cellular phone or radio modem under the meter cover provides significant improvements in the thermal management and power handling that is associated with a circuit switched wireless device. The electronic meter comprises a power supply capab ...


5
Charles Cunningham Jr: Printed circuit notch antenna. Elster Electricity, Woodcock Washburn, April 13, 2010: US07696941 (12 worldwide citation)

The embodiments contemplate a printed circuit board of at least two layers for providing remote wireless communication between a wireless device and a unit, as well as methods of creating an omni-directional radiation pattern for transmitting/receiving information using a notch antenna formed in the ...


6
Charles Cunningham Jr: Dual frequency FM receiver. Regency Electronics, Woodard Weikart Emhardt & Naughton, August 10, 1976: US03974450 (3 worldwide citation)

A receiver is disclosed which will receive signals on either one of two closely spaced frequencies. The receiver is of the superheterodyne type and has a local oscillator frequency midway between the two frequencies which the receiver is tuned to. The receiver also includes a tone squelch circuit wh ...