Wireless local area network (WLAN) using universal frequency translation technology including multi-phase embodiments and circuit implementations

DF Sorrells, MJ Bultman, RW Cook, RC Looke… - US Patent …, 2010 - Google Patents
Frequency translation and applications of the same are described herein, including RF
modem and wireless local area network (WLAN) applications. In embodiments, the WLAN …

Method and apparatus for a parallel correlator and applications thereof

GS Rawlins, MW Rawlins, DF Sorrells - US Patent 7,233,969, 2007 - Google Patents
A fast correlator transform (FCT) algorithm and methods and systems for implementing
same, correlate an encoded data word (X 0–XM−) with encoding coefficients (C 0–CM− 1) …

Method and apparatus for the parallel correlator and applications thereof

GS Rawlins, MW Rawlins, DF Sorrells - US Patent 7,433,910, 2008 - Google Patents
A fast correlator transform (FCT) algorithm and methods and systems for implementing
same, correlate an encoded data word (X 0-XM− 1) with encoding coefficients (C 0-CM− 1) …

Method and device for recognition and arbitration of an input connection

K Weijand, SW Goldstein - US Patent 10,045,135, 2018 - Google Patents
Embodiments herein enable fast and easy interconnectivity among multimedia accessories
including mobile devices and other devices. There is only limited space on mobile devices …

Universal platform module for a plurality of communication protocols

DF Sorrells, MJ Bultman, RW Cook, RC Looke… - US Patent …, 2012 - Google Patents
A communication system comprising a multi-protocol, multi-bearer sub-system is described
herein. The sub-system is a universal platform module that can transmit and receive one or …

Method and system for down-converting an electromagnetic signal, transforms for same, and aperture relationships

DF Sorrells, MJ Bultman, RW Cook, RC Looke… - US Patent …, 2010 - Google Patents
Methods, systems, and apparatuses, and combinations and sub-combinations thereof, for
down-converting an electromagnetic (EM) signal are described herein. Briefly stated, in …

DC offset, re-radiation, and I/Q solutions using universal frequency translation technology

DF Sorrels, MJ Bultman, RW Cook, JS Jensen… - US Patent …, 2009 - Google Patents
Methods, systems, and apparatuses for down-converting an electromagnetic (EM) signal by
aliasing the EM signal, and applications thereof are described herein. Reducing or …

Apparatus and method of differential IQ frequency up-conversion

DF Sorrells, MJ Bultman, RW Cook, RC Looke… - US Patent …, 2010 - Google Patents
A balanced transmitter up-converts I and Q baseband signals directly from baseband-to-RF.
The up-conversion process is sufficiently linear that no IF processing is required, even in …

Gain control in a communication channel

GS Rawlins, K Brown, MW Rawlins… - US Patent …, 2010 - Google Patents
Methods and apparatuses for reducing DC offsets in a communication system are described.
In a first aspect, a feedback loop circuit reduces DC offset in a wireless local area network …

Method and system for down-converting and electromagnetic signal, and transforms for same

DF Sorrells, MJ Bultman, RW Cook, RC Looke… - US Patent …, 2010 - Google Patents
Methods, systems, and apparatuses, and combinations and sub-combinations thereof, for
down-converting an electromagnetic (EM) signal are described herein. Briefly stated, in …