In-Kag Hwang

Inventor

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Work History

Patent OwnerApplications FiledYear
KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY
1
1
1997
2000
NOVERA OPTICS
1
2001
NOVERA OPTICS, INC.
1
1
1
1
2000
2001
2002
2003

Inventor Addresses

AddressDuration
Cupertino, CAMar 18, 03 - Oct 07, 03
Sunnyvale, CAJun 07, 05 - Jun 07, 05
Taejon, KRSep 27, 05 - Sep 27, 05
Taejon-shi, KRJul 18, 00 - Jun 12, 01

Technology Profile

Technology Matters
G02B: OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 3
G02F: DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT, e.g. SWITCHING, GATING, MODULATING OR DEMODULATING; TECHNIQUES OR PROCEDURES FOR THE OPERATION THEREOF; FREQUENCY-CHANGING; NON-LINEAR OPTICS; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS 3
H04B: TRANSMISSION 1

Patents / Publication

Patents / Publication #Year of Publication / IssuedTitleCitations
69505662005Method and apparatus for an acousto-optic filter that generates a helical wave and method for manufacturing same0
69041882005Acousto-optic tunable filter having improved wave-damping capability2
66312242003Tunable filter with core mode blocker14
65353242003Bi-directional wavelength-selective optical data apparatus8
62468112001Irreversible optical device utilizing optical frequency shift2

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