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Inventor: Fucheng Wang


Address: Hsinchu Hsien, TW
No. of applications: 4
Last application issue date: 05/19/2011

Application No.Application TitleIssue Date
20110116586Transmitting Apparatus Operative at a Plurality of Different Bands and Associated Method
A transmitting apparatus operative at a plurality of different bands includes at least a modulator, an intermediate frequency (IF) filter, and an offset phase-locked-loop (OPLL). Regardless at which one of the frequency bands the transmitting apparatus operates, a divis...
05/19/2011
20110051014Tuner and Front-end Circuit Thereof
A tuner includes a plurality of paths, and at least one of the paths includes a front-end filter circuit, an amplifier, and a trace filter. The trace filter includes a varactor and an inductor, which are coupled to an output end of the amplifier. Further, the amplifier ...
03/03/2011
20090085663Transconductor Having High Linearity and Programmable Gain and Mixer using the Same
A mixer having high linearity and an associated transconductor combining programmable gain amplifier and mixer functions are provided. The transconductor includes first and second resistors, a differential amplifier, first and second feedback circuits, and first and sec...
04/02/2009
20080238498CLOCK GENERATOR, METHOD FOR GENERATING CLOCK SIGNAL AND FRACTIONAL PHASE LOCK LOOP THEREOF
A clock generator includes a delta sigma modulator, a counter and a first phase lock loop. The delta sigma modulator sequentially generates a plurality of variable parameters according to a predetermined value and a first input clock signal. The counter, which is connec...
10/02/2008
 
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