1
Paul C Hunt: Low frequency bilateral communication over distributed power lines. Hunt Technologies, Merchant & Gould P C, November 28, 2000: US06154488 (291 worldwide citation)

A system and method for providing full-duplex data communications between an electric power distribution station and a power consumer via the power distribution line providing electric power is provided. A first information transmitter, coupled to the power distribution circuit, provides first infor ...


2
Paul C Hunt: Communication system for a power distribution line. Hunt Technologies, Westman Champlin & Kelly P A, December 3, 1996: US05581229 (152 worldwide citation)

The invention provides a layered modulation data communication systems characterized by numerous, asynchronous data transmitters operating on a power line. Data is modulated onto relatively low frequency subcarriers. Subcarriers are used to modulate carriers centered on a common frequency. The subca ...


3
Paul C Hunt, Steven Mose Burnham: Integrated power line metering and communication method and apparatus. Hunt Technologies, Merchant & Gould P C, January 23, 2001: US06177884 (131 worldwide citation)

A quick connect power line metering and communication apparatus and method for measuring energy consumption or other electrical characteristics on a power line and for communicating the measured information to a remote location. The apparatus includes a housing, and a coupling mechanism attached to ...


4
Paul C Hunt: System for detection of the phase of an electrical signal on an alternating circuit power line. National Rural Electric Cooperative Assn, Mark D Frederiksen, Zarley McKee Thomte Voorhees & Sease, November 14, 1995: US05467011 (68 worldwide citation)

A data transmission system for power line carriers includes a transmitter which generates a stable carrier frequency at a bandwidth of less than one hertz. The transmitter is connected to the power line to transmit the generated frequency over the power line to a receiver. The receiver implements fi ...


5
Paul C Hunt: Low frequency bilateral communication over distributed power lines. Hunt Technologies, Merchant & Gould, May 29, 2007: US07224740 (65 worldwide citation)

A system and method for providing full-duplex data communications between an electric power distribution station and a power consumer via the power distribution line providing electric power is provided. A first information transmitter, coupled to the power distribution circuit, provides first infor ...


6
Bruce F Field, Paul C Hunt: Method and apparatus for a target determining apparatus having increased range. Tennant Company, Kinzer Plyer Dorn McEachran & Jambor, October 30, 1990: US04967064 (20 worldwide citation)

This invention concerns a target determining apparatus that has particular application to a navigation system for an automated guided vehicle. The target determining apparatus has a laser diode light source which is scanned toward retroreflective targets. A photoreceptor in the apparatus detects ref ...


7
Michael D Field, Paul C Hunt: Modular jack spring conductor force measuring probe. Communications Systems, Kinney & Lange, April 28, 1992: US05107712 (4 worldwide citation)

The present invention relates to spring conductors used within modular jack assemblies. The spring conductors electrically connect with conductors residing on a multi-connector plug to connect communication equipment, digital or audio, to a transmission line. The spring conductors maintain connectio ...


8
Robert P Cummins, Paul C Hunt: Temperature and supply voltage compensated amplifying device. Minnesota Mining and Manufacturing Company, Alexander Sell Steldt & DeLaHunt, August 31, 1976: US03978419

A voltage amplifying device that is compensated to reduce variations in its output voltage due to changes in temperature or supply voltage by means of two transistors connected together so that changes in the base-emitter voltage of one transistor are counteracted by similar changes in the base-emit ...


9
Paul C Hunt: Low frequency bilateral communication over distributed power lines. Hunt Technologies, Merchant & Gould PC, March 11, 2004: US20040047406-A1

A system and method for providing full-duplex data communications between an electric power distribution station and a power consumer via the power distribution line providing electric power is provided. A first information transmitter, coupled to the power distribution circuit, provides first infor ...


10
Paul C Hunt: Low frequency bilateral communication over distributed power lines. Hunt Technologies, January 9, 2003: US20030006884-A1

A system and method for providing full-duplex data communications between an electric power distribution station and a power consumer via the power distribution line providing electric power is provided. A first information transmitter, coupled to the power distribution circuit, provides first infor ...