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Li J. Cheng
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La Cresenta, CA, US
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Patents Grants
last 30 patents
Information
Patent Grant
Motion-sensitive optical correlator using a VanderLugt Correlator
Patent number
5,376,807
Issue date
Dec 27, 1994
The United States of America as represented by the administrator of the Natio...
Tsuen-Hsi Liu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Opto-electronic morphological processor
Patent number
5,263,096
Issue date
Nov 16, 1993
California Institute of Technology
Jeffrey W. Yu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Real-time imaging spectrometer
Patent number
5,216,484
Issue date
Jun 1, 1993
The United States of America as represented by the administrator of the Natio...
Tien-Hsin Chao
G01 - MEASURING TESTING
Information
Patent Grant
Real-time edge-enhanced optical correlator
Patent number
5,150,228
Issue date
Sep 22, 1992
The United States of America as represented by the administrator of the Natio...
Tsuen-Hsi Liu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Motion detection, novelty filtering, and target tracking using an i...
Patent number
5,018,852
Issue date
May 28, 1991
The United States of America as represented by the administrator of the Natio...
Li-Jen Cheng
G01 - MEASURING TESTING
Information
Patent Grant
Optical processing in III-V and II-VI compound semiconductors
Patent number
4,948,212
Issue date
Aug 14, 1990
California Institute of Technology
Li-Jen Cheng
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Spatial light modulation in compound semiconductor materials
Patent number
4,898,436
Issue date
Feb 6, 1990
The United States of America as represented by the administrator of the Natio...
Li-Jen Cheng
G02 - OPTICS
Information
Patent Grant
Dynamic range compression/expansion of light beams by photorefracti...
Patent number
4,772,785
Issue date
Sep 20, 1988
The United States of America as repesented by the Administrator, National Aer...
Li-Jen Cheng
G02 - OPTICS