Inventor
CHEN TSUHAN
US26 patents
⚠️ This page may combine multiple inventors who share the name “CHEN TSUHAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
AT & T CORP
10 patentsUS6208693B1Mar 27, 2001
Chroma-key for efficient and low complexity shape representation of coded arbitrary video objects
AT & T CORP87 citations98
US6058187AMay 2, 2000
Secure telecommunications data transmission
AT & T CORP122 citations98
US5500671AMar 19, 1996
Video conference system and method of providing parallax correction and a sense of presence
AT & T CORP343 citations98
US6141442AOct 31, 2000
Method and apparatus for coding segmented regions which may be transparent in video sequences for content-based scalability
AT & T CORP61 citations96
US5974172AOct 26, 1999
Method and apparatus for coding segmented regions which may be transparent in video sequences for content-based scalability
AT & T CORP58 citations96
US6301385B1Oct 9, 2001
Method and apparatus for segmenting images prior to coding
AT & T CORP49 citations95
US5960111ASep 28, 1999
Method and apparatus for segmenting images prior to coding
AT & T CORP61 citations95
US6459732B2Oct 1, 2002
Chroma-key for efficient and low complexity shape representation of coded arbitrary video objects
AT & T CORP25 citations93
US6340991B1Jan 22, 2002
Frame synchronization in a multi-camera system
AT & T CORP42 citations92
US6035060AMar 7, 2000
Method and apparatus for removing color artifacts in region-based coding
AT & T CORP37 citations92
ZHANG WENDE
4 patentsUS8611585B2Dec 17, 2013
Clear path detection using patch approach
ZHANG WENDE20 citations93
US8487991B2Jul 16, 2013
Clear path detection using a vanishing point
ZHANG WENDE26 citations93
US8803966B2Aug 12, 2014
Clear path detection using an example-based approach
ZHANG WENDE9 citations84
US8890951B2Nov 18, 2014
Clear path detection with patch smoothing approach
ZHANG WENDE5 citations73
MICROSOFT CORP
3 patentsUS6944319B1Sep 13, 2005
Pose-invariant face recognition system and process
MICROSOFT CORP166 citations98
US7142697B2Nov 28, 2006
Pose-invariant face recognition system and process
MICROSOFT CORP78 citations97
US7127087B2Oct 24, 2006
Pose-invariant face recognition system and process
MICROSOFT CORP82 citations97
LUCENT TECHNOLOGIES INC
3 patentsUS5786855AJul 28, 1998
Method and apparatus for coding segmented regions in video sequences for content-based scalability
LUCENT TECHNOLOGIES INC57 citations96
US5710829AJan 20, 1998
System and method for focused-based image segmentation for video signals
LUCENT TECHNOLOGIES INC81 citations95
US5907351AMay 25, 1999
Method and apparatus for cross-modal predictive coding for talking head sequences
LUCENT TECHNOLOGIES INC48 citations91