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

DF Sorrells, MJ Bultman, RW Cook, RC Looke… - US Patent …, 2011 - 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 …

Methods, systems, and computer program products for parallel correlation and applications thereof

GS Rawlins, R Kassel - US Patent 7,991,815, 2011 - Google Patents
A fast correlator transform (FCT) algorithm and methods and systems for implementing
same, correlate an encoded data word (X 0-X M-1) with encoding coefficients (C 0-C M-1) …

Down-conversion of an electromagnetic signal with feedback control

DF Sorrells, MJ Bultman, RW Cook, JS Jensen… - US Patent …, 2011 - 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 …

Method, system, and apparatus for balanced frequency up-conversion of a baseband signal

DF Sorrells, MJ Bultman, RW Cook, RC Looke… - US Patent …, 2011 - Google Patents
A balanced transmitter up-converts a baseband signal directly from baseband-to-RF. The up-
conversion process is sufficiently linear that no IF processing is required, even in …

Converting an electromagnetic signal via sub-sampling

DF Sorrells, MJ Bultman, RW Cook, RC Looke… - US Patent …, 2011 - Google Patents
Methods, systems, and apparatuses for down-converting an electromagnetic (EM) signal by
aliasing the EM signal are described herein. Briefly stated, such methods, systems, and …

Apparatus and method of differential IQ frequency up-conversion

DF Sorrells, MJ Bultman, RW Cook, RC Looke… - US Patent …, 2011 - 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 …

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

DF Sorrells, MJ Bultman, RW Cook, RC Looke… - US Patent …, 2011 - 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 system for frequency down-conversion and frequency up-conversion

DF Sorrells, MJ Bultman, RW Cook, RC Looke… - US Patent …, 2011 - Google Patents
A method and system is described wherein a signal with a lower frequency is up-converted
to a higher frequency. In one embodiment, the higher frequency signal is used as a stable …

Method and circuit for down-converting a signal

DF Sorrells, MJ Bultman, RW Cook, RC Looke… - US Patent …, 2011 - Google Patents
Methods, systems, and apparatuses for down-converting an electromagnetic (EM) signal by
aliasing the EM signal are described herein. Briefly stated, such methods, systems, and …

[引用][C] US 7,929,638 B2-Wireless local area network (WLAN) using universal frequency translation technology including multi-phase embodiments| RPX Insight

GS Rawlins, RW Cook, MJ Bultman, DF Sorrells… - 2011