Inventor · Austin, TX, US

Caiyi Wang

46Patents
14h-index
50Co-inventors
84Inventor score

Filing activity: May 8, 1998 → Jun 13, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US6167245A Method and apparatus for operating a PLL with a phase detector/sample hold circuit for synthesizing high-frequency signals for wireless communications Electricity 80 Expired
US7092675B2 Apparatus and methods for generating radio frequencies in communication circuitry using multiple control signals Electricity 74 Expired
US6150891A PLL synthesizer having phase shifted control signals Electricity 63 Expired
US6308055A Method and apparatus for operating a PLL for synthesizing high-frequency signals for wireless communications Electricity 60 Expired
US6750906B1 Histogram-based automatic gain control method and system for video applications Electricity 56 Expired
US6741846B1 Method and apparatus for operating a PLL with a phase detector/sample hold circuit for synthesizing high-frequency signals for wireless communications Electricity 45 Expired
US6574288B1 Method and apparatus for adjusting a digital control word to tune synthesized high-frequency signals for wireless communications Electricity 29 Expired
US7221921B2 Partitioning of radio-frequency apparatus Electricity 24 Expired
US6317006A Frequency synthesizer utilizing phase shifted control signals Electricity 21 Expired
US6311050A Single integrated circuit phase locked loop for synthesizing high-frequency signals for wireless communications and method for operating same Electricity 21 Expired
US6549765B2 Phase locked loop circuitry for synthesizing high-frequency signals and associated method Electricity 19 Expired
US6993314B2 Apparatus for generating multiple radio frequencies in communication circuitry and associated methods Electricity 19 Expired
US7242912B2 Partitioning of radio-frequency apparatus Electricity 16 Expired
US6650364B1 Selectable threshold multimode gain control apparatus and method for setting mutually continuous analog, digital, and shutter gain levels Electricity 14 Expired
US7589766B2 Selectable threshold multimode gain control apparatus and method for setting mutually continuous analog, digital, and shutter gain levels Electricity 12 Active
US7289145B2 Correlated double sampling variable gain amplifier circuit for use in a digital camera Electricity 9 Expired
US7522193B2 Histogram-based automatic gain control method and system for video applications Electricity 9 Expired
US8531322B2 Time-to-digital converter Physics 8 Active
US8669816B2 Integrated circuit device, electronic device and method therefor Electricity 8 Active
US6993307B2 Method and apparatus for operating a PLL with a phase detector/sample hold circuit for synthesizing high-frequency signals for wireless communications Electricity 5 Expired
US7477879B1 Transceiver system with common receiver and transmitter oscillator Electricity 4 Active
US7292091B1 Method and apparatus for reducing interference Emerging Cross-Sectional Technologies 4 Expired
US6965761B2 Controlled oscillator circuitry for synthesizing high-frequency signals and associated method Electricity 4 Expired
US7353011B2 Method and apparatus for operating a PLL for synthesizing high-frequency signals for wireless communications Electricity 4 Active
US7759915B2 System with linear and switching regulator circuits Electricity 3 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.