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Inventor

MAO CHONGCHANG

US11 patents
⚠️ This page may combine multiple inventors who share the name “MAO CHONGCHANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HUAWEI TECH CO LTD

4 patents
US9201286B2Dec 1, 2015

Method and apparatus for wavelength selective switch

HUAWEI TECH CO LTD4 citations71
US9008470B2Apr 14, 2015

Method and apparatus for wavelength selective switch

HUAWEI TECH CO LTD4 citations71
US10284931B2May 7, 2019

Liquid crystal grating-based optical switch

HUAWEI TECH CO LTD3 citations69
US9927678B2Mar 27, 2018

Variable optical attenuator comprising a switchable polarization grating

HUAWEI TECH CO LTD0 citations50

CHORUM TECHNOLOGIES LP

2 patents
US6519022B1Feb 11, 2003

Optical routing switch using symmetric liquid crystal cells

CHORUM TECHNOLOGIES LP32 citations92
US6429962B1Aug 6, 2002

Dynamic gain equalizer for optical amplifiers

CHORUM TECHNOLOGIES LP39 citations92

EZCONN CORP

2 patents
US7034979B1Apr 25, 2006

Variable optical attenuator using crystal wedges

EZCONN CORP21 citations89
US7023611B2Apr 4, 2006

Optical equalization with beam counter-propagation

EZCONN CORP7 citations72

UNIV COLORADO FOUNDATION

1 patent
US5073010ADec 17, 1991

Optically addressable spatial light modulator having a distorted helix ferroelectric liquid crystal member

UNIV COLORADO FOUNDATION57 citations92

EC OPTICS TECHNOLOGY INC

1 patent
US6972826B1Dec 6, 2005

Liquid crystal based optical signal processing

EC OPTICS TECHNOLOGY INC3 citations61

MAO CHONGCHANG

1 patent
US11442314B2Sep 13, 2022

Polarization insensitive liquid crystal on silicon (LCOS) phase modulators and related devices and methods

MAO CHONGCHANG0 citations43