Inventor · disambiguated record
Wai Kuen Cham
Also filed as: CHAM WAI K · CHAM WAI KUEN
11 granted patents·1 pending application·62 citations·filing 1983–2011
86Inventor score
Top patents by PatentIndex Score
12 records- 0184US8582910B2Methods and apparatus for editing imagesZHANG WEI·Filed 2010·Granted Nov 12, 2013·8 cites·36 claims
- 0282US4633296AOmission and subsequent estimation of zero sequency coefficients of transformed digitized images to facilitate data compressionBRITISH TELECOMM·Filed 1983·Granted Dec 30, 1986·42 cites·24 claims
- 0368US8228983B2Method and device for order-16 integer transform from order-8 integer cosine transformCHAM WAI-KUEN·Filed 2007·Granted Jul 24, 2012·3 cites·14 claims
- 0467US8559511B2Method and apparatus for video coding by ABT-based just noticeable difference modelNGAN KING NGI·Filed 2010·Granted Oct 15, 2013·2 cites·17 claims
- 0564US8630356B2High performance loop filters in video compressionZHANG RENQI·Filed 2011·Granted Jan 14, 2014·4 cites·16 claims
- 0657US8255445B2Processes and apparatus for deriving order-16 integer transformsCHAM WAI KUEN·Filed 2008·Granted Aug 28, 2012·2 cites·25 claims
- 0756US8451896B2Method and apparatus for adaptive quantization in digital video codingFONG CHI KEUNG·Filed 2009·Granted May 28, 2013·1 cites·14 claims
- 0853US8102918B2Generation of an order-2N transform from an order-N transformCHAM WAI KUEN·Filed 2008·Granted Jan 24, 2012·0 cites·8 claims
- 0950US8175165B2Methods and apparatus for deriving an order-16 integer transformCHAM WAI KUEN·Filed 2008·Granted May 8, 2012·0 cites·26 claims
- 1046US8483281B2Generation of an order-2N transform from an order-N transformCHAM WAI KUEN·Filed 2011·Granted Jul 9, 2013·0 cites·8 claims
- 1145US2008284906A1Devices and Methods for Transforming Coding Coefficients of Video SignalsUNIV HONG KONG CHINESE·Filed 2006·Application pending·0 cites
- 1236US8719321B2Adaptive block-size transform using LLMICTFONG CHI KEUNG·Filed 2011·Granted May 6, 2014·0 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →