PC

Pi Sheng Chang

CI Cisco: 13 patents #1,031 of 13,007Top 8%
VT Vtel: 2 patents #7 of 31Top 25%
Broadcom: 2 patents #4,116 of 9,346Top 45%
Overall (All Time): #276,474 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9369702 Context adaptive position and amplitude coding of coefficients for video Dihong Tian, Wen-hsiung Chen 2016-06-14
9058078 High-accuracy touch positioning for touch panels Glen Weaver, Sumant Ranganathan, Federico Santiago Cattivelli, Tianhao Li, Bhupesh Kharwa +2 more 2015-06-16
9001072 Asymmetric multi-row touch panel scanning David A. Sobel, Sumant Ranganathan, Tianhao Li, John Walley, Glen Weaver +1 more 2015-04-07
8670485 Context adaptive position and amplitude coding of coefficients for video compression Dihong Tian, Wen-hsiung Chen 2014-03-11
8576915 Position coding for context-based adaptive variable length coding Dihong Tian, Wen-hsiung Chen 2013-11-05
8520965 Context adaptive hybrid variable length coding Junlin Li, Ghassan AlRegib, Dihong Tian, Wen-hsiung Chen 2013-08-27
8265162 Context adaptive position and amplitude coding of coefficients for video compression Dihong Tian, Wen-hsiung Chen 2012-09-11
8204327 Context adaptive hybrid variable length coding Junlin Li, Ghassan AlRegib, Dihong Tian, Wen-hsiung Chen 2012-06-19
8144784 Position coding for context-based adaptive variable length coding Dihong Tian, Wen-hsiung Chen 2012-03-27
8135071 Breakpoint determining for hybrid variable length coding using relationship to neighboring blocks Dihong Tian, Wen-hsiung Chen, John Toebes 2012-03-13
8126062 Per multi-block partition breakpoint determining for hybrid variable length coding Dihong Tian, Wen-hsiung Chen, John Toebes 2012-02-28
8121427 Breakpoint determining for hybrid variable length coding and encoding the determined breakpoint Dihong Tian, Wen-hsiung Chen 2012-02-21
8041131 Variable length coding of coefficient clusters for image and video compression Junlin Li, Ghassan AlRegib, Wen-hsiung Chen, Dihong Tian 2011-10-18
8036471 Joint amplitude and position coding of coefficients for video compression Junlin Li, Ghassan AlRegib, Wen-hsiung Chen, Dihong Tian 2011-10-11
7949195 Per block breakpoint determining for hybrid variable length coding Dihong Tian, Wen-hsiung Chen 2011-05-24
6618073 Apparatus and method for avoiding invalid camera positioning in a video conference Michael Lambert 2003-09-09
6469732 Acoustic source location using a microphone array Aidong Ning, Michael Lambert, Wayne J. Haas 2002-10-22