Inventor · disambiguated record
Charles K. Chui
Also filed as: CHUI CHARLES · CHUI CHARLES K
37 granted patents·3 pending applications·2,424 citations·filing 1991–2022
98Inventor score
Top patents by PatentIndex Score
40 records- 0197US6807308B2Multi-resolution image data management system and method based on tiled wavelet-like transform and sparse data codingZORAN CORP·Filed 2003·Granted Oct 19, 2004·112 cites·12 claims
- 0296US6904176B1System and method for tiled multiresolution encoding/decoding and communication with lossless selective regions of interest via data reuseLIGHTSURF TECHNOLOGIES INC·Filed 2001·Granted Jun 7, 2005·115 cites·36 claims
- 0396US6600838B2System and method for performing wavelet and inverse wavelet transformations of digital data using semi-orthogonal waveletsOAK TECHNOLOGY INC·Filed 2001·Granted Jul 29, 2003·124 cites·12 claims
- 0496US6549674B1Image compression based on tiled wavelet-like transform using edge and non-edge filtersPICSURF INC·Filed 2000·Granted Apr 15, 2003·94 cites·22 claims
- 0594US6873343B2Scalable graphics image drawings on multiresolution image with/without image data re-usageZORAN CORP·Filed 2001·Granted Mar 29, 2005·70 cites·23 claims
- 0694US5604824AMethod and apparatus for compression and decompression of documents and the like using splines and spline-waveletsHOUSTON ADVANCED RES CENTER·Filed 1994·Granted Feb 18, 1997·210 cites·42 claims
- 0794US5600373AMethod and apparatus for video image compression and decompression using boundary-spline-waveletsHOUSTON ADVANCED RES CENTER·Filed 1996·Granted Feb 4, 1997·222 cites·39 claims
- 0893US6031940ASystem and method for efficiently encoding video frame sequencesTERALOGIC INC·Filed 1997·Granted Feb 29, 2000·182 cites·44 claims
- 0992US8270469B2Encoding video at multiple resolution levelsCHUI CHARLES K·Filed 2006·Granted Sep 18, 2012·26 cites·21 claims
- 1092US7206451B2Multi-resolution image data management system and method based on tiled wavelet-like transform and distinct bitstreams for distinct groups of bit planesZORAN CORP·Filed 2005·Granted Apr 17, 2007·14 cites·8 claims
- 1192US6347157B2System and method for encoding a video sequence using spatial and temporal transformsPICSURF INC·Filed 2001·Granted Feb 12, 2002·56 cites·15 claims
- 1292US5262958ASpline-wavelet signal analyzers and methods for processing signalsTEXAS A & M UNIV SYS·Filed 1991·Granted Nov 16, 1993·177 cites·23 claims
- 1390US6407747B1Computer screen image magnification system and methodPICSURF INC·Filed 1999·Granted Jun 18, 2002·104 cites·50 claims
- 1490US6041143AMultiresolution compressed image management system and methodTERALOGIC INC·Filed 1998·Granted Mar 21, 2000·133 cites·22 claims
- 1588US5909518ASystem and method for performing wavelet-like and inverse wavelet-like transformations of digital dataTERALOGIC INC·Filed 1996·Granted Jun 1, 1999·149 cites·20 claims
- 1686US7570832B2Image clean-up and pre-codingPRECOAD INC·Filed 2005·Granted Aug 4, 2009·30 cites·27 claims
- 1786US6343155B1Memory saving wavelet-like image transform system and method for digital camera and other memory conservative applicationsPICSURF INC·Filed 2001·Granted Jan 29, 2002·26 cites·18 claims
- 1884US6898288B2Method and system for secure key exchangeTELESECURA CORP·Filed 2002·Granted May 24, 2005·40 cites·43 claims
- 1982US6978049B2Multi-resolution image data management system and method based on tiled wavelet-like transform and sparse data codingZORAN CORP·Filed 2004·Granted Dec 20, 2005·15 cites·18 claims
- 2081US7162080B2Graphic image re-encoding and distribution system and methodZORAN CORP·Filed 2001·Granted Jan 9, 2007·29 cites·71 claims
- 2181US6496608B1Image data interpolation system and methodPICSURF INC·Filed 1999·Granted Dec 17, 2002·76 cites·37 claims
- 2281US6411305B1Image magnification and selective image sharpening system and methodPICSURF INC·Filed 1999·Granted Jun 25, 2002·75 cites·42 claims
- 2378US6229926B1Memory saving wavelet-like image transform system and method for digital camera and other memory conservative applicationsPICSURF INC·Filed 1999·Granted May 8, 2001·50 cites·49 claims
- 2476US5841473AImage sequence compression and decompressionSOFTWARE FOR IMAGE COMPRESSION·Filed 1996·Granted Nov 24, 1998·64 cites·16 claims
- 2573US6246797B1Picture and video storage management system and methodPICSURF INC·Filed 1999·Granted Jun 12, 2001·52 cites·75 claims
- 2672US5949911ASystem and method for scalable coding of sparse data setsTERALOGIC INC·Filed 1997·Granted Sep 7, 1999·45 cites·30 claims
- 2768US6587507B1System and method for encoding video data using computationally efficient adaptive spline waveletsPICSURF INC·Filed 1998·Granted Jul 1, 2003·35 cites·12 claims
- 2868US5748116ASystem and method for nested split coding of sparse data setsTERALOGIC INC·Filed 1996·Granted May 5, 1998·29 cites·22 claims
- 2966US6275619B1System and method for performing wavelet and inverse wavelet transformations of digital data using semi-orthogonal waveletsTERALOGIC INC·Filed 2000·Granted Aug 14, 2001·10 cites·12 claims
- 3065US8238419B2Displaying video at multiple resolution levelsCHUI CHARLES K·Filed 2008·Granted Aug 7, 2012·2 cites·20 claims
- 3159US7174020B2System and method for real-time secure communication based on multi-level transform and encryptionTELESECURA CORP·Filed 2002·Granted Feb 6, 2007·5 cites·22 claims
- 3250US6009434ASystem and method for tree ordered coding of sparse data setsTERALOGIC INC·Filed 1998·Granted Dec 28, 1999·13 cites·13 claims
- 3348US11996883B2Method and device for recovering sub-signals from composite signal of blind sourceFUNG KA LUEN·Filed 2022·Granted May 28, 2024·0 cites·15 claims
- 3446US2009320081A1Providing and Displaying Video at Multiple Resolution and Quality LevelsCHUI CHARLES K·Filed 2008·Application pending·0 cites
- 3544US6389160B1Hybrid wavelet and JPEG system and method for compression of color imagesPICSURF INC·Filed 1999·Granted May 14, 2002·13 cites·12 claims
- 3640US2004202326A1System and methods for real-time encryption of digital images based on 2D and 3D multi-parametric chaotic mapsFiled 2003·Application pending·0 cites
- 3738US6236762B1System and method for unified DCT and wavelet data codingPICSURF INC·Filed 1998·Granted May 22, 2001·15 cites·21 claims
- 3838US5893100ASystem and method for tree ordered coding of sparse data setsTERALOGIC INC·Filed 1996·Granted Apr 6, 1999·6 cites·4 claims
- 3938US2002021758A1System and method for efficient transmission and display of image details by re-usage of compressed dataFiled 2001·Application pending·0 cites
- 4032US5886651ASystem and method for nested split coding of sparse data setsTERALOGIC INC·Filed 1997·Granted Mar 23, 1999·6 cites·22 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →