CA

Cheung Auyeung

TA Tencent America: 37 patents #25 of 166Top 20%
SO Sony: 35 patents #893 of 25,231Top 4%
Motorola: 9 patents #1,091 of 12,470Top 9%
Northwestern University: 1 patents #1,629 of 3,846Top 45%
📍 Sunnyvale, CA: #176 of 14,302 inventorsTop 2%
🗺 California: #4,195 of 386,348 inventorsTop 2%
Overall (All Time): #27,475 of 4,157,543Top 1%
72
Patents All Time

Issued Patents All Time

Showing 51–72 of 72 patents

Patent #TitleCo-InventorsDate
8249151 SIMD-processor-friendly MPEG-2 intra-quantizer 2012-08-21
8199814 Estimation of I frame average rate quantization parameter (QP) in a group of pictures (GOP) 2012-06-12
8199823 Estimation of B frame average rate quantization parameter (QP) in a group of pictures (GOP) 2012-06-12
8189677 Estimation of P frame average rate quantization parameter (QP) in a group of pictures (GOP) 2012-05-29
8160141 Advanced video coded pictures—reduced cost computation of an intra mode decision in the frequency domain 2012-04-17
7751631 Bypass using sum of absolute transformed differences value (SATD) in a video coding process Jeongnam Youn 2010-07-06
7426462 Fast codebook selection method in audio encoding Jeongnam Young, Sundararam Dwarakanath, Takao Yamazaki 2008-09-16
7136541 Method of performing sub-pixel based edge-directed image interpolation Huipin Zhang, Takao Yamazaki 2006-11-14
7065546 Method of performing quantization within a multimedia bitstream utilizing division-free instructions Huipin Zhang 2006-06-20
7027510 Method of estimating backward motion vectors within a video sequence 2006-04-11
6934332 Motion estimation using predetermined pixel patterns and subpatterns Sho Long Chen, Stanley H. Siu 2005-08-23
6891890 Multi-phase motion estimation system and method Sho Long Chen, Stanley H. Siu 2005-05-10
6813315 Motion estimation using multiple search windows Sho Long Chen, Stanley H. Siu 2004-11-02
5793314 Method and apparatus for bound-based adaptive entropy encoding/decoding 1998-08-11
5790706 Method and apparatus for scanning of transform coefficients 1998-08-04
5764307 Method and apparatus for spatially adaptive filtering for video encoding Taner Ozcelik, James C. Brailean, Aggelos K. Katsaggelos, Ozan E. Erdogan 1998-06-09
5677969 Method, rate controller, and system for preventing overflow and underflow of a decoder buffer in a video compression system Stephen N. Levine, James J. Kosmach 1997-10-14
5619341 Method and apparatus for preventing overflow and underflow of an encoder buffer in a video compression system Brett L. Lindsley, Stephen N. Levine 1997-04-08
5537155 Method for estimating motion in a video sequence Kevin J. O'Connell, Stephen N. Levine 1996-07-16
5506686 Method and device for determining bit allocation in a video compression system Stephen N. Levine, James J. Kosmach 1996-04-09
5486863 Method for determining whether to intra code a video block Kevin J. O'Connell, Stephen N. Levine 1996-01-23
5473376 Method and apparatus for adaptive entropy encoding/decoding of quantized transform coefficients in a video compression system 1995-12-05