Inventor · Irvine, CA, US

Chiajen Lee

22Patents
10h-index
25Co-inventors
71Inventor score

Filing activity: Jul 16, 2004 → Sep 21, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US7453054B2 Method and apparatus for calibrating parallel readout paths in imagers Electricity 72 Expired
US9686485B2 Pixel binning in an image sensor Electricity 39 Active
US9293500B2 Exposure control for image sensors Electricity 23 Active
US9473706B2 Image sensor flicker detection Electricity 23 Active
US9538106B2 Image sensor having a uniform digital power signature Electricity 21 Active
US9596420B2 Image sensor having pixels with different integration periods Electricity 20 Active
US10609348B2 Pixel binning in an image sensor Electricity 14 Active
US7148833B1 Sharing operational amplifier between two stages of pipelined ADC and/or two channels of signal processing circuitry Electricity 13 Expired
US7471228B2 Sharing operational amplifier between two stages of pipelined ADC and/or two channels of signal processing circuitry Electricity 11 Active
US9450596B2 Ramp and successive approximation register analog to digital conversion methods, systems and apparatus Electricity 10 Active
US9654689B2 Method and apparatus for camera actuator driver mode control synchronized with imaging sensor frame Electricity 10 Active
US10026771B1 Image sensor with a cross-wafer capacitor Electricity 9 Active
US8872093B2 Calibrated image-sensor-based ambient light sensor Electricity 7 Active
US7345269B2 Method and apparatus providing configurable current source device for image sensors with a selective current at an output node Electricity 4 Active
US7612701B2 Sharing operational amplifier between two stages of pipelined ADC and/or two channels of signal processing circuitry Electricity 3 Active
US7157683B2 Method, apparatus and system providing configurable current source device for image sensors Electricity 2 Expired
US11121165B2 Image sensor with a cross-wafer capacitator Electricity 2 Active
US7872676B2 Methods, systems, and devices for offset compensation in CMOC imagers Electricity 1 Active
US7569803B2 Biasing apparatus, systems, and methods Electricity 1 Active
US12231792B1 Pixel output settling assist with dynamic bias current Electricity 0 Active
US12114089B2 Pixel output parasitic capacitance reduction and predictive settling assist Electricity 0 Active
US9664747B2 Electronic devices with magnetic sensors Physics 0 Active

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