Inventor · disambiguated record
Chih-Huan Wu
Also filed as: WU CHIH-HUAN
23 granted patents·4 pending applications·23 citations·filing 2012–2025
92Inventor score
Top patents by PatentIndex Score
27 records- 0198US11792550B2Pixel circuit outputting pulse width signal and optical sensor using the samePIXART IMAGING INC·Filed 2022·Granted Oct 17, 2023·5 cites·16 claims
- 0296US11546540B2Analog operation circuit for operating pulse width signals outputted from pixel circuitPIXART IMAGING INC·Filed 2022·Granted Jan 3, 2023·3 cites·20 claims
- 0396US11336869B2Motion detection methods and motion sensors capable of more accurately detecting true motion eventPIXART IMAGING INC·Filed 2020·Granted May 17, 2022·7 cites·6 claims
- 0496US11290671B2Pixel circuit outputting pulse width signals and performing analog operationPIXART IMAGING INC·Filed 2020·Granted Mar 29, 2022·3 cites·19 claims
- 0593US11871140B2Motion detection methods and image sensor devices capable of generating ranking list of regions of interest and pre-recording monitoring imagesPIXART IMAGING INC·Filed 2022·Granted Jan 9, 2024·2 cites·18 claims
- 0688US12207024B2Image sensing scheme capable of saving more power as well as avoiding image lost and also simplifying complex image recursive calculationPIXART IMAGING INC·Filed 2023·Granted Jan 21, 2025·1 cites·8 claims
- 0786US12058467B2Pixel circuit outputting pulse width signal and optical sensor using the samePIXART IMAGING INC·Filed 2023·Granted Aug 6, 2024·0 cites·20 claims
- 0883US10757358B1Photographing device having two output interfacesPRIMESENSOR TECH INC·Filed 2019·Granted Aug 25, 2020·2 cites·18 claims
- 0981US12317604B2Analog operation circuit for processing pixel data in analog phasePIXART IMAGING INC·Filed 2024·Granted May 27, 2025·0 cites·20 claims
- 1080US2025316115A1Locker with motion sensorPIXART IMAGING INC·Filed 2025·Application pending·0 cites
- 1179US12511938B2Locker with motion sensorPIXART IMAGING INC·Filed 2023·Granted Dec 30, 2025·0 cites·9 claims
- 1273US12489986B2Optical sensor which can reduce image flickerPIXART IMAGING INC·Filed 2024·Granted Dec 2, 2025·0 cites·12 claims
- 1373US12375621B2Motion detection methods and image sensor devices capable of generating ranking list of regions of interest and pre-recording monitoring imagesPIXART IMAGING INC·Filed 2023·Granted Jul 29, 2025·0 cites·17 claims
- 1473US12368951B2Motion sensor outputting different image format and motion detection system using the samePIXART IMAGING INC·Filed 2024·Granted Jul 22, 2025·0 cites·17 claims
- 1569US11533449B2Photographing device having two output interfacesPIXART IMAGING INC·Filed 2021·Granted Dec 20, 2022·0 cites·19 claims
- 1668US2023074088A1Photographing device capable of outputting tagged image framePIXART IMAGING INC·Filed 2022·Application pending·0 cites
- 1766US12114063B2Motion sensor and motion detection system using the samePIXART IMAGING INC·Filed 2022·Granted Oct 8, 2024·0 cites·19 claims
- 1866US12047687B2Optical sensor which can reduce image flickerPIXART IMAGING INC·Filed 2022·Granted Jul 23, 2024·0 cites·17 claims
- 1966US11405581B2Motion detection methods and image sensor devices capable of generating ranking list of regions of interest and pre-recording monitoring imagesPIXART IMAGING INC·Filed 2021·Granted Aug 2, 2022·0 cites·27 claims
- 2065US11212484B2Photographing device outputting tagged image framesPIXART IMAGING INC·Filed 2020·Granted Dec 28, 2021·0 cites·20 claims
- 2160US11622092B2Image sensing scheme capable of saving more power as well as avoiding image lost and also simplifying complex image recursive calculationPIXART IMAGING INC·Filed 2021·Granted Apr 4, 2023·0 cites·20 claims
- 2259US10805579B2Motion detection methods and motion sensors capable of more accurately detecting true motion eventPRIMESENSOR TECH INC·Filed 2019·Granted Oct 13, 2020·0 cites·9 claims
- 2358US11743025B1Optical sensor devices and method capable of calibrating clock signal by itself when receiving one or more transmissions of specific communication signal from monitoring systemPIXART IMAGING INC·Filed 2022·Granted Aug 29, 2023·0 cites·20 claims
- 2454US12184998B2Global shutter sensor with parasitic light sensitivity compensationPIXART IMAGING INC·Filed 2022·Granted Dec 31, 2024·0 cites·20 claims
- 2553US10750099B2Image sensing method and image sensing systemPRIMESENSOR TECH INC·Filed 2018·Granted Aug 18, 2020·0 cites·20 claims
- 2636US2013093887A1Obstacle Detection System and Obstacle Detection Method ThereofWU CHIH-HUAN·Filed 2012·Application pending·0 cites
- 2732US2013286210A1Bird-View Image Capture System and Bird-View Image Capture Method ThereofWU CHIH-HUAN·Filed 2012·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →