Inventor
WANG CAIYI
US47 patents
⚠️ This page may combine multiple inventors who share the name “WANG CAIYI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SILICON LAB INC
22 patentsUS6167245ADec 26, 2000
Method and apparatus for operating a PLL with a phase detector/sample hold circuit for synthesizing high-frequency signals for wireless communications
SILICON LAB INC111 citations99
US6150891ANov 21, 2000
PLL synthesizer having phase shifted control signals
SILICON LAB INC96 citations98
US6741846B1May 25, 2004
Method and apparatus for operating a PLL with a phase detector/sample hold circuit for synthesizing high-frequency signals for wireless communications
SILICON LAB INC66 citations96
US6574288B1Jun 3, 2003
Method and apparatus for adjusting a digital control word to tune synthesized high-frequency signals for wireless communications
SILICON LAB INC66 citations96
US6549765B2Apr 15, 2003
Phase locked loop circuitry for synthesizing high-frequency signals and associated method
SILICON LAB INC34 citations96
US6308055B1Oct 23, 2001
Method and apparatus for operating a PLL for synthesizing high-frequency signals for wireless communications
SILICON LAB INC75 citations96
US6317006B1Nov 13, 2001
Frequency synthesizer utilizing phase shifted control signals
SILICON LAB INC36 citations93
US6311050B1Oct 30, 2001
Single integrated circuit phase locked loop for synthesizing high-frequency signals for wireless communications and method for operating same
SILICON LAB INC39 citations93
US7242912B2Jul 10, 2007
Partitioning of radio-frequency apparatus
SILICON LAB INC33 citations92
US6993314B2Jan 31, 2006
Apparatus for generating multiple radio frequencies in communication circuitry and associated methods
SILICON LAB INC35 citations92
US6993307B2Jan 31, 2006
Method and apparatus for operating a PLL with a phase detector/sample hold circuit for synthesizing high-frequency signals for wireless communications
SILICON LAB INC11 citations84
US7292091B1Nov 6, 2007
Method and apparatus for reducing interference
SILICON LAB INC9 citations82
US7884666B1Feb 8, 2011
Method and apparatus for reducing interference
SILICON LAB INC4 citations74
US7353011B2Apr 1, 2008
Method and apparatus for operating a PLL for synthesizing high-frequency signals for wireless communications
SILICON LAB INC7 citations74
US7199650B1Apr 3, 2007
Method and apparatus for reducing interference
SILICON LAB INC4 citations74
US6965761B2Nov 15, 2005
Controlled oscillator circuitry for synthesizing high-frequency signals and associated method
SILICON LAB INC11 citations74
US7376399B2May 20, 2008
Weighted mixing circuitry for quadrature processing in communication systems
SILICON LAB INC4 citations63
US7376396B2May 20, 2008
Ratiometric transmit path architecture for communication systems
SILICON LAB INC4 citations63
US7835706B2Nov 16, 2010
Local oscillator (LO) port linearization for communication system with ratiometric transmit path architecture
SILICON LAB INC5 citations62
US7477879B1Jan 13, 2009
Transceiver system with common receiver and transmitter oscillator
SILICON LAB INC5 citations62
US9013232B2Apr 21, 2015
Method and apparatus for reducing interference
SILICON LAB INC0 citations47
US9000838B2Apr 7, 2015
Method and apparatus for reducing interference
SILICON LAB INC0 citations47
MEDIATEK INC
9 patentsUS10476451B2Nov 12, 2019
Class-F power amplifier matching network
MEDIATEK INC2 citations70
US9407296B2Aug 2, 2016
Low noise, programmable gain current buffer
MEDIATEK INC3 citations70
US9985590B2May 29, 2018
Adaptive power amplifier supply with pre-distortion mechanism
MEDIATEK INC3 citations68
US8354947B2Jan 15, 2013
Signal processing apparatus with sigma-delta modulating block collaborating with notch filtering block and related signal processing method thereof
MEDIATEK INC2 citations63
US12531580B2Jan 20, 2026
Measurement receiver architecture for digital pre-distortion (DPD) in millimeter wave phased array environment
MEDIATEK INC0 citations61
US11929767B2Mar 12, 2024
Method for transferring signals via transmission interface and communications apparatus utilizing the same
MEDIATEK INC0 citations61
US11469781B2Oct 11, 2022
Method for transferring signals via transmission interface and communications apparatus utilizing the same
MEDIATEK INC0 citations61
US9300264B2Mar 29, 2016
Receiver arrangement and method of performing operations of receiver
MEDIATEK INC2 citations59
US12425057B2Sep 23, 2025
Switchable transmission line structure for digital pre-distortion (DPD) in millimeter wave phased array environment
MEDIATEK INC0 citations50
CIRRUS LOGIC INC
5 patentsUS6750906B1Jun 15, 2004
Histogram-based automatic gain control method and system for video applications
CIRRUS LOGIC INC81 citations98
US6650364B1Nov 18, 2003
Selectable threshold multimode gain control apparatus and method for setting mutually continuous analog, digital, and shutter gain levels
CIRRUS LOGIC INC30 citations92
US7589766B2Sep 15, 2009
Selectable threshold multimode gain control apparatus and method for setting mutually continuous analog, digital, and shutter gain levels
CIRRUS LOGIC INC15 citations84
US7522193B2Apr 21, 2009
Histogram-based automatic gain control method and system for video applications
CIRRUS LOGIC INC13 citations84
US7289145B2Oct 30, 2007
Correlated double sampling variable gain amplifier circuit for use in a digital camera
CIRRUS LOGIC INC17 citations77
WELLAND DAVID R
4 patentsUS9095041B2Jul 28, 2015
Method and apparatus for reducing interference
WELLAND DAVID R0 citations51
US8648653B2Feb 11, 2014
Method and apparatus for reducing interference
WELLAND DAVID R0 citations51
US8421529B2Apr 16, 2013
Method and apparatus for reducing interference
WELLAND DAVID R0 citations51
US8154336B2Apr 10, 2012
Method and apparatus for reducing interference
WELLAND DAVID R0 citations51