Inventor

LIU TIECHENG

US4 patents

⚠️ This page may combine multiple inventors who share the name “LIU TIECHENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

UNIV COLUMBIA

2 patents

US7643597B2Jan 5, 2010

Methods for selecting a subsequence of video frames from a sequence of video frames

UNIV COLUMBIA32 citations89

US7489727B2Feb 10, 2009

Method and device for online dynamic semantic video compression and video indexing

UNIV COLUMBIA3 citations59

SHANGHAI INST OPTICS & FINE MECH CAS

1 patent

US11726407B2Aug 15, 2023

Integrated super-resolution laser direct-writing device and direct-writing method

SHANGHAI INST OPTICS & FINE MECH CAS0 citations43

LIU TIECHENG

1 patent

US8391355B2Mar 5, 2013

Method and device for online dynamic semantic video compression and video indexing

LIU TIECHENG0 citations42