Int. Cl. In a consumer information system, a method of comparing G06O 300/00(2006.01)
products and services including providing product specific G06F 7/30(2006.01) information …

In a consumer information system, a method of comparing products and services including
providing product specific information, providing merchant specific information on the …

Abstract System for filtering an input frequency to produce an output frequency having low
phase noise. A first PLL includes, in the feedback path, a frequency translation circuit which …

It is an object of this invention to provide a digitally controlled frequency-multiplying delay-
locked loop. It is also an object of this invention to provide a digitally controlled frequency …

Disclosed herein are improved, simplified designs for a hierarchical delay line (HDL). The
HDL is useful in pro viding precise phase control between an input clock signal and an …

Fine tuned signal phase adjustments are provided by multiple cascaded phase mixers. Each
phase mixer outputs a signal having a phase between the phases of its two input signals …

An online commerce information system (OCIS) receives from a consumer a query in
relation to a potential consumer transaction and also receives a set of weighting factors that …

Differential analog circuits have many advantages over single-ended designs that make
them desirable to include in electronic systems. In particular, differential circuits have larger …

US7769361B2 - Systems, methods, and apparatus for frequency conversion - Google Patents
US7769361B2 - Systems, methods, and apparatus for frequency conversion - Google Patents …

A circuit provides a reduced harmonic content output signal OUTA and/or OUTB that is
modulated according to an input signal 231. The circuit has an oscillator circuit 210 and a …