Inventor · disambiguated record
Tzu-Yi Chao
Also filed as: CHAO TZU-YI
32 granted patents·14 pending applications·107 citations·filing 2004–2013
96Inventor score
Top patents by PatentIndex Score
46 records- 0188US8384789B2Sensor array module with wide angle, and image calibration method, operation method and application for the samePIXART IMAGING INC·Filed 2009·Granted Feb 26, 2013·10 cites·12 claims
- 0280US8786719B2Image calibration method and operation method for sensor array module with wide anglePIXART IMAGING INC·Filed 2013·Granted Jul 22, 2014·3 cites·8 claims
- 0378US8300011B2Pointer positioning device and methodCHAO TZU YI·Filed 2007·Granted Oct 30, 2012·4 cites·24 claims
- 0478US7702514B2Adjustment of scale factors in a perceptual audio coder based on cumulative total buffer space used and mean subband intensitiesPIXART IMAGING INC·Filed 2006·Granted Apr 20, 2010·12 cites·32 claims
- 0578US6924809B2Method and buffer device for data stream transformationPIXART IMAGING INC·Filed 2004·Granted Aug 2, 2005·17 cites·11 claims
- 0675US8605987B2Object-based 3-dimensional stereo information generation apparatus and method, and interactive system using the sameCHAO TZU-YI·Filed 2007·Granted Dec 10, 2013·12 cites·18 claims
- 0774US8000549B2Digital image processing apparatus and method for the samePIXART IMAGING INC·Filed 2006·Granted Aug 16, 2011·4 cites·14 claims
- 0874US7611412B2Orientation device and method for coordinate generation employed therebyPIXART IMAGING INC·Filed 2008·Granted Nov 3, 2009·2 cites·3 claims
- 0974US7477789B2Video image capturing and displaying method and related systemPIXART IMAGING INC·Filed 2004·Granted Jan 13, 2009·9 cites·15 claims
- 1072US8760390B2Interactive device capable of improving image processingLEE HSUAN-HSIEN·Filed 2010·Granted Jun 24, 2014·2 cites·6 claims
- 1170US8427480B2Method for calculating ocular distanceCHAO TZU-YI·Filed 2010·Granted Apr 23, 2013·2 cites·2 claims
- 1270US8206221B2Orientation device and method for coordinate generation employed therebyLIN CHIH-HSIN·Filed 2009·Granted Jun 26, 2012·1 cites·15 claims
- 1369US7857703B2Orientation device and method for coordinate generation employed therebyPIXART IMAGING INC·Filed 2006·Granted Dec 28, 2010·1 cites·3 claims
- 1468US7953153B2Motion estimation method utilizing modified rhombus pattern search for a succession of frames in digital coding systemPIXART IMAGING INC·Filed 2006·Granted May 31, 2011·2 cites·9 claims
- 1567US8451227B2Image processing method of optical navigator and optical navigator using the sameCHAO TZU YI·Filed 2009·Granted May 28, 2013·3 cites·19 claims
- 1667US8116912B2Control device and control method of temperature controllerCHAO TZU YI·Filed 2009·Granted Feb 14, 2012·2 cites·11 claims
- 1767US8090221B2Method and apparatus for detecting displacement with sub-pixel accuracyCHEN HSIN CHIA·Filed 2008·Granted Jan 3, 2012·6 cites·39 claims
- 1866US8169550B2Cursor control method and apparatusCHAO TZU YI·Filed 2007·Granted May 1, 2012·3 cites·30 claims
- 1963US8638398B2Cursor control method and apparatusCHAO TZU YI·Filed 2012·Granted Jan 28, 2014·1 cites·3 claims
- 2063US7916790B2Pixel compensation method for an image sensorPIXART IMAGING INC·Filed 2006·Granted Mar 29, 2011·1 cites·14 claims
- 2162US8131502B2Sensing system and method for obtaining location of pointer thereofSU TZUNG-MIN·Filed 2009·Granted Mar 6, 2012·2 cites·57 claims
- 2260US7319793B2Video image capturing and displaying method and related system for a web cameraPIXART IMAGING INC·Filed 2004·Granted Jan 15, 2008·4 cites·9 claims
- 2358US8155255B2Method for estimation of signal frequency and displacement estimation method and device with consistency check, period prediction and compensation, and/or adaptive threshold updateCHEN HSIN CHIA·Filed 2007·Granted Apr 10, 2012·1 cites·20 claims
- 2456US7447364B2Video image capturing and displaying method and system applying samePIXART IMAGING INC·Filed 2004·Granted Nov 4, 2008·2 cites·7 claims
- 2552US8558793B2Locus smoothing method and navigation device using the sameCHEN HSIN CHIA·Filed 2009·Granted Oct 15, 2013·0 cites·22 claims
- 2652US2009207130A1Input device and input methodPIXART IMAGING INC·Filed 2008·Application pending·0 cites
- 2751US2010080298A1Refined Weighting Function and Momentum-Directed Genetic search pattern algorithmHANG HSUEH-MING·Filed 2009·Application pending·0 cites
- 2850US2006164423A1Interactive device capable of transmitting parameters of image objectsLEE HSUAN-HSIEN·Filed 2006·Application pending·0 cites
- 2950US2010207872A1Optical displacement detecting device and operating method thereofPIXAR IMGAGIN INC·Filed 2009·Application pending·0 cites
- 3049US8462115B2Motion estimation device and power saving method thereofCHEN HSIN CHIA·Filed 2008·Granted Jun 11, 2013·0 cites·19 claims
- 3149US8072426B2Interactive device capable of improving image processingLEE HSUAN-HSIEN·Filed 2004·Granted Dec 6, 2011·0 cites·12 claims
- 3248US7864837B2Motion estimation method utilizing a distance-weighted search sequencePIXART IMAGING INC·Filed 2006·Granted Jan 4, 2011·0 cites·7 claims
- 3348US2008266251A1Cursor control device and method for an image display, and image systemPIXART IMAGING INC·Filed 2008·Application pending·0 cites
- 3448US2009153479A1Positioning Device of Pointer and Related MethodGU REN-HAU·Filed 2008·Application pending·0 cites
- 3547US2007274390A1System for Performing Pattern-Based Block Motion EstimationTSAI CHANG-CHE·Filed 2007·Application pending·0 cites
- 3647US2008137746A1Method for Predicting Performance of Patterns Used in Block Motion Estimation ProceduresTSAI CHANG-CHE·Filed 2007·Application pending·0 cites
- 3747US2011134077A1Input Device and Input MethodPIXART IMAGING INC·Filed 2010·Application pending·0 cites
- 3847US2008130749A1Method for Performing Pattern-Based Block Motion EstimationTSAI CHANG-CHE·Filed 2007·Application pending·0 cites
- 3944US2005207636A1Automatic-packaging apparatus which can package an optical sensing module with a preferred distance between a lens and an optical sensorLIU CHIA-YI·Filed 2004·Application pending·0 cites
- 4042US9024880B2Interactive system capable of improving image processingCHEN HSIN-CHIA·Filed 2010·Granted May 5, 2015·0 cites·19 claims
- 4142US8121340B2Method for decoding an encoded point matrix image and an electronic device implementing the sameWEI SHOU-DER·Filed 2007·Granted Feb 21, 2012·1 cites·28 claims
- 4242US2007273653A1Method and apparatus for estimating relative motion based on maximum likelihoodPIXART IMAGING INC·Filed 2006·Application pending·0 cites
- 4341US8194743B2Displacement estimation device and method for the sameCHEN HSIN-CHIA·Filed 2006·Granted Jun 5, 2012·0 cites·7 claims
- 4441US2006245649A1Method and system for recognizing objects in an image based on characteristics of the objectsPIXART IMAGING INC·Filed 2006·Application pending·0 cites
- 4539US8582917B2Data conversion method and data conversion deviceCHAO TZU-YI·Filed 2010·Granted Nov 12, 2013·0 cites·16 claims
- 4639US2011187638A1Interactive module applied in 3D interactive system and methodCHAO TZU-YI·Filed 2010·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →