Inventor · disambiguated record
Tong Sen Liew
Also filed as: LIEW TONG · LIEW TONG S · LIEW TONG SEN
15 granted patents·4 pending applications·142 citations·filing 2003–2025
90Inventor score
Files withPIXART IMAGING INC7AVAGO TECH ECBU IP SG PTE LTD2VIAVI SOLUTIONS INC2AVAGO TECHNOLOGIES ECBU ID SIN1AVAGO TECHNOLOGIES ECBU IP PTE1
Top patents by PatentIndex Score
19 records- 0192US11585651B2Optical positioning system having high resolutionPIXART IMAGING INC·Filed 2021·Granted Feb 21, 2023·2 cites·20 claims
- 0292US11105608B2Optical positioning system and operating method thereofPIXART IMAGING INC·Filed 2019·Granted Aug 31, 2021·4 cites·20 claims
- 0388US8022984B2System and method for reducing jitter during an optical navigation operationAVAGO TECH ECBU IP SG PTE LTD·Filed 2007·Granted Sep 20, 2011·31 cites·20 claims
- 0488US7317447B2Pointing device with adaptive illumination levelAVAGO TECHNOLOGIES ECBU ID SIN·Filed 2003·Granted Jan 8, 2008·86 cites·20 claims
- 0576US12204700B2Optical navigation system and optical sensor control methodPIXART IMAGING INC·Filed 2023·Granted Jan 21, 2025·0 cites·11 claims
- 0676US7889178B2Programmable resolution for optical pointing deviceAVAGO TECH ECBU IP SG PTE LTD·Filed 2006·Granted Feb 15, 2011·10 cites·20 claims
- 0774US12018927B2Optical positioning system determining positions based on last passed edgePIXART IMAGING INC·Filed 2023·Granted Jun 25, 2024·0 cites·20 claims
- 0871US12265708B2Timing alignment for data structure read commandsVIAVI SOLUTIONS INC·Filed 2023·Granted Apr 1, 2025·0 cites·20 claims
- 0970US11841994B1Optical navigation system and optical sensor control methodPIXART IMAGING INC·Filed 2022·Granted Dec 12, 2023·0 cites·20 claims
- 1068US7978174B2System and method for interactive three-dimensional position trackingAVAGO TECHNOLOGIES GENERAL IP·Filed 2006·Granted Jul 12, 2011·6 cites·20 claims
- 1167US2025190115A1Timing alignment for data structure read commandsVIAVI SOLUTIONS INC·Filed 2025·Application pending·0 cites
- 1247US11112884B1Optical navigation scheme capable of saving more power based on variable frame rate as well as outputting enough displacement/position data to achieve precise motion trackingPIXART IMAGING INC·Filed 2020·Granted Sep 7, 2021·0 cites·17 claims
- 1345US10175067B2Scheme for interrupt-based motion reportingPIXART IMAGING PENANG SDN BHD·Filed 2015·Granted Jan 8, 2019·0 cites·11 claims
- 1445US7382935B2Homogeneous and plain surface detection in optical navigation systemsAVAGO TECHNOLOGIES ECBU IP PTE·Filed 2003·Granted Jun 3, 2008·3 cites·21 claims
- 1543US8325140B2Illumination spot alignmentXIE TONG·Filed 2004·Granted Dec 4, 2012·0 cites·14 claims
- 1641US2006266934A1Optical navigation method and apparatusLYE HOCK BERNARD C·Filed 2005·Application pending·0 cites
- 1739US2008068332A1Optical input device and method of optically sensing user inputsCHAN BERNARD LYE HOCK·Filed 2006·Application pending·0 cites
- 1836US2007195198A1Method and apparatus for eliminating optical sensor flickering in video gaming systemsLIM SOO S·Filed 2006·Application pending·0 cites
- 1935US10915782B2Image parameter calculating method, object tracking method, and image parameter calculating systemPIXART IMAGING INC·Filed 2017·Granted Feb 9, 2021·0 cites·3 claims
Join the waitlist — get patent alerts
Get an alert when Tong Sen Liew files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →