1
David F Sorrells, Michael J Bultman, Charles D Clements, Robert W Cook, Joseph M Hamilla, Richard C Looke, Charley D Moses Jr, Gregory S Silver: Multi-mode, multi-band communication system. ParkVision, Sterne Kessler Goldstein & Fox P L L C, March 9, 2004: US06704549 (101 worldwide citation)

The present invention is directed toward the transmission subsystem of a multi-mode, multi-band communication system that can transmit and/or receive one or more information signals on one or more transmission frequencies using one or more modulation schemes. According to embodiments of the inventio ...


2
David F Sorrells, Michael J Bultman, Charles D Clements, Robert W Cook, Joseph M Hamilla, Richard C Looke, Charley D Moses Jr, Gregory S Silver: Image-reject down-converter and embodiments thereof, such as the family radio service. ParkerVision, Sterne Kessler Goldstein & Fox P L L C, March 9, 2004: US06704558 (94 worldwide citation)

A method and system is described for several embodiments of a communication system. In a first embodiment, a method and system is described wherein a signal is received and down-converted and wherein power consumption can be characterized as “ultra-low.” In a second embodiment, a method and system i ...


3
David F Sorrells, Michael J Bultman, Charles D Clements, Robert W Cook, Joseph M Hamilla, Richard C Looke, Charley D Moses Jr, Gregory S Rawlins, Michael W Rawlins, Gregory S Silver: Spread spectrum applications of universal frequency translation. ParkerVision, Sterne Kessler Goldstein & Fox P L L C, September 19, 2006: US07110435 (82 worldwide citation)

Frequency translation and spread spectrum applications of same are described herein. Such applications include, but are not limited to, unified down-conversion and de-spreading, unified up-conversion and spreading, RAKE receivers utilizing unified down-conversion and de-spreading, and Early/Late rec ...


4
David F Sorrells, Michael J Bultman, Charles D Clements, Robert W Cook, Joseph M Hamilla, Richard C Looke, Charley D Moses Jr, Gregory S Silver: Automated meter reader applications of universal frequency translation. ParkerVision, Sterne Kessler Goldstein & Fox P L L C, September 28, 2004: US06798351 (81 worldwide citation)

Frequency translation and applications of same are described herein, including RF modem and wireless local area network (WLAN) applications. Such applications include, but are not limited to, frequency down-conversion, frequency up-conversion, enhanced signal reception, unified down-conversion and f ...


5
David F Sorrells, Michael J Bultman, Charles D Clements, Robert W Cook, Joseph M Hamilla, Richard C Looke, Charley D Moses Jr, Gregory S Silver: Aliasing communication system with multi-mode and multi-band functionality and embodiments thereof, such as the family radio service. Parker Vision, Sterne Kessler Goldstein & Fox P L L C, February 28, 2006: US07006805 (78 worldwide citation)

A receiver having multi-mode and multi-band functionality and capabilities is described herein. The receiver is capable of selectively operating over a plurality of bands and channels. The receiver operates in a plurality of modes, including but not limited to a single band/channel mode, and a multi ...


6
David F Sorrells, Michael J Bultman, Charles D Clements, Robert W Cook, Joseph M Hamilla, Richard C Looke, Charley D Moses Jr, Gregory S Silver: Analog zero if FM decoder and embodiments thereof, such as the family radio service. ParkerVision, Sterne Kessler Goldstein & Fox P L L C, April 24, 2007: US07209725 (53 worldwide citation)

A method and system for directly down-converting FM signals to demodulated baseband information signals that can be used to directly down-convert analog FM signals and digital FM signals to demodulated baseband information signals. In an embodiment, the method includes aliasing an FM signal at an al ...


7
David F Sorrells, Michael J Bultman, Charles D Clements, Robert W Cook, Joseph M Hamilla, Richard C Looke, Charley D Moses Jr, Gregory S Rawlins, Michael W Rawlins, Gregory S Silver: Spread spectrum applications of universal frequency translation. ParkerVision, Sterne Kessler Goldstein & Fox PLLC, October 6, 2009: US07599421 (32 worldwide citation)

Frequency translation and spread spectrum applications of same are described herein. Such applications include, but are not limited to, unified down-conversion and de-spreading, unified up-conversion and spreading, RAKE receivers utilizing unified down-conversion and de-spreading, and Early/Late rec ...


8
David F Sorrells, Michael J Bultman, Charles D Clements, Robert W Cook, Joseph M Hamilla, Richard C Looke, Charley D Moses, Gregory S Rawlins, Michael W Rawlins, Gregory S Silver: Spread spectrum applications of universal frequency translation. ParkerVision, Sterne Kessler Goldstein & Fox Pllc, December 14, 2006: US20060280231-A1

Frequency translation and spread spectrum applications of same are described herein. Such applications include, but are not limited to, unified down-conversion and de-spreading, unified up-conversion and spreading, RAKE receivers utilizing unified down-conversion and de-spreading, and Early/Late rec ...