P

Inventor

YUAN HAIJUN

US12 patents
⚠️ This page may combine multiple inventors who share the name “YUAN HAIJUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

YUAN HAIJUN

4 patents
US8605247B2Dec 10, 2013

High extinction ratio liquid crystal optical switch

YUAN HAIJUN1 citations60
US8203691B2Jun 19, 2012

High extinction ratio liquid crystal optical switch

YUAN HAIJUN4 citations60
US8841905B2Sep 23, 2014

System and method for fiber magneto-optic detection

YUAN HAIJUN2 citations59
US8773119B2Jul 8, 2014

System for fiber DC magneto-optic detection and method thereof

YUAN HAIJUN1 citations49

II VI DELAWARE INC

2 patents
US12231832B2Feb 18, 2025

Method for pre-calculating and applying optimized phase patterns to LCoS switch panel of WSS module

II VI DELAWARE INC2 citations68
US12541134B2Feb 3, 2026

Method and system for optical switching with integrated polarization diversity control

II VI DELAWARE INC0 citations47

OCLARO NORTH AMERICA INC

2 patents
US8358398B2Jan 22, 2013

Single control liquid crystal optical switch and attenuator

OCLARO NORTH AMERICA INC2 citations61
US8346084B2Jan 1, 2013

Optical device with stable optical configuration

OCLARO NORTH AMERICA INC0 citations40

AVANEX CORP

2 patents
US7298428B1Nov 20, 2007

Liquid crystal device and method for optical performance monitoring in fiber optic communication systems

AVANEX CORP2 citations59
US7245328B2Jul 17, 2007

Apparatus and method for controlling extinction ratio in a liquid crystal polarization controller optical switch

AVANEX CORP0 citations51

WU XUEHUA

1 patent
US8094982B2Jan 10, 2012

Fiber lens assembly for optical device

WU XUEHUA6 citations67

OCLARO INC

1 patent
US9041897B2May 26, 2015

High extinction ratio liquid crystal optical switch

OCLARO INC2 citations60