Inventor
LIU ZICHENG
CN118 patents
⚠️ This page may combine multiple inventors who share the name “LIU ZICHENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MICROSOFT CORP
42 patentsUS7212656B2May 1, 2007
Rapid computer modeling of faces for animation
MICROSOFT CORP72 citations99
US7082212B2Jul 25, 2006
Rapid computer modeling of faces for animation
MICROSOFT CORP114 citations99
US6807290B2Oct 19, 2004
Rapid computer modeling of faces for animation
MICROSOFT CORP156 citations99
US7218774B2May 15, 2007
System and method for modeling three dimensional objects from a single image
MICROSOFT CORP62 citations98
US7084904B2Aug 1, 2006
Foveated wide-angle imaging system and method for capturing and viewing wide-angle images in real time
MICROSOFT CORP111 citations98
US7184602B2Feb 27, 2007
System and method for low bandwidth video streaming for face-to-face teleconferencing
MICROSOFT CORP62 citations97
US7770116B2Aug 3, 2010
System and method for whiteboard and audio capture
MICROSOFT CORP44 citations96
US7289648B2Oct 30, 2007
System and method for modeling three dimensional objects from a single image
MICROSOFT CORP58 citations96
US7149330B2Dec 12, 2006
Rapid computer modeling of faces for animation
MICROSOFT CORP22 citations96
US7058237B2Jun 6, 2006
Real-time wide-angle image correction system and method for computer image viewing
MICROSOFT CORP46 citations96
US7020305B2Mar 28, 2006
System and method providing improved head motion estimations for animation
MICROSOFT CORP39 citations96
US6980671B2Dec 27, 2005
Rapid computer modeling of faces for animation
MICROSOFT CORP21 citations96
US6944320B2Sep 13, 2005
Rapid computer modeling of faces for animation
MICROSOFT CORP32 citations96
US7283850B2Oct 16, 2007
Method and apparatus for multi-sensory speech enhancement on a mobile device
MICROSOFT CORP71 citations95
US7957532B2Jun 7, 2011
Data protection for a mobile device
MICROSOFT CORP52 citations94
US7725395B2May 25, 2010
System and method for devising a human interactive proof that determines whether a remote client is a human or a computer program
MICROSOFT CORP49 citations94
US8009880B2Aug 30, 2011
Recovering parameters from a sub-optimal image
MICROSOFT CORP28 citations93
US7924655B2Apr 12, 2011
Energy-based sound source localization and gain normalization
MICROSOFT CORP31 citations93
US7706610B2Apr 27, 2010
Segmentation of objects by minimizing global-local variational energy
MICROSOFT CORP32 citations93
US7706575B2Apr 27, 2010
System and method providing improved head motion estimations for animation
MICROSOFT CORP15 citations93
US7646404B2Jan 12, 2010
Foveated wide-angle imaging system and method for capturing and viewing wide-angle images in real time
MICROSOFT CORP37 citations93
US7612832B2Nov 3, 2009
Method and system for video clip compression
MICROSOFT CORP31 citations93
US7383181B2Jun 3, 2008
Multi-sensory speech detection system
MICROSOFT CORP24 citations93
US7327899B2Feb 5, 2008
System and method for head size equalization in 360 degree panoramic images
MICROSOFT CORP24 citations93
US7260257B2Aug 21, 2007
System and method for whiteboard and audio capture
MICROSOFT CORP31 citations93
US7184609B2Feb 27, 2007
System and method for head size equalization in 360 degree panoramic images
MICROSOFT CORP24 citations93
US7181051B2Feb 20, 2007
Rapid computer modeling of faces for animation
MICROSOFT CORP17 citations93
US7174035B2Feb 6, 2007
Rapid computer modeling of faces for animation
MICROSOFT CORP15 citations93
US7158658B2Jan 2, 2007
Rapid computer modeling of faces for animation
MICROSOFT CORP13 citations93
US7133540B2Nov 7, 2006
Rapid computer modeling of faces for animation
MICROSOFT CORP18 citations93
US7039219B2May 2, 2006
System and method providing improved head motion estimations for animation
MICROSOFT CORP20 citations93
US6993163B2Jan 31, 2006
Rapid computer modeling of faces for animation
MICROSOFT CORP13 citations93
US6828972B2Dec 7, 2004
System and method for expression mapping
MICROSOFT CORP28 citations93
US9065976B2Jun 23, 2015
Multi-device capture and spatial browsing of conferences
MICROSOFT CORP15 citations92
US7840638B2Nov 23, 2010
Participant positioning in multimedia conferencing
MICROSOFT CORP23 citations92
US7460884B2Dec 2, 2008
Data buddy
MICROSOFT CORP22 citations92
US7447630B2Nov 4, 2008
Method and apparatus for multi-sensory speech enhancement
MICROSOFT CORP27 citations92
US9552668B2Jan 24, 2017
Generation of a three-dimensional representation of a user
MICROSOFT CORP12 citations84
US8929600B2Jan 6, 2015
Action recognition based on depth maps
MICROSOFT CORP12 citations84
US8031967B2Oct 4, 2011
Video noise reduction
MICROSOFT CORP8 citations84
US7991607B2Aug 2, 2011
Translation and capture architecture for output of conversational utterances
MICROSOFT CORP14 citations84
US7930178B2Apr 19, 2011
Speech modeling and enhancement based on magnitude-normalized spectra
MICROSOFT CORP8 citations84
CHOU PHILIP A
1 patentZHANG ZHENGYOU
1 patentMOLYNEAUX DAVID
1 patentHEGDE RAJESH K
1 patentHUITEMA CHRISTIAN
1 patentROSENFELD DANIEL A
1 patentMICROSOFT TECHNOLOGY LICENSING LLC
1 patentLIU ZICHENG
1 patentShowing the top 50 of 118 patents by PatentIndex Score.