Inventor
OH SU HWAN
KR30 patents
⚠️ This page may combine multiple inventors who share the name “OH SU HWAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KOREA ELECTRONICS TELECOMM
15 patentsUS7065108B2Jun 20, 2006
Method of wavelength tuning in a semiconductor tunable laser
KOREA ELECTRONICS TELECOMM17 citations91
US7130325B2Oct 31, 2006
Sampled grating distributed feedback wavelength tunable semiconductor laser integrated with sampled grating distributed Bragg reflector
KOREA ELECTRONICS TELECOMM22 citations90
US9397254B2Jul 19, 2016
Superluminescent diode and method for implementing the same
KOREA ELECTRONICS TELECOMM7 citations84
US7688870B2Mar 30, 2010
Optical amplifier-integrated super luminescent diode and external cavity laser using the same
KOREA ELECTRONICS TELECOMM12 citations84
US8363314B2Jan 29, 2013
Reflective semiconductor optical amplifier (R-SOA) and superluminescent diode (SLD)
KOREA ELECTRONICS TELECOMM6 citations83
US7920322B2Apr 5, 2011
Reflective semiconductor optical amplifier (R-SOA) with dual buried heterostructure
KOREA ELECTRONICS TELECOMM11 citations83
US8902937B2Dec 2, 2014
Compact external cavity tunable laser apparatus
KOREA ELECTRONICS TELECOMM2 citations62
US7599624B2Oct 6, 2009
System and method for switching channels using tunable laser diodes
KOREA ELECTRONICS TELECOMM3 citations62
US7378292B2May 27, 2008
Method of fabricating semiconductor optical device
KOREA ELECTRONICS TELECOMM5 citations62
US9276376B2Mar 1, 2016
Laser module
KOREA ELECTRONICS TELECOMM1 citations52
US7810952B2Oct 12, 2010
Method and apparatus for modulating particular light source used for laser display
KOREA ELECTRONICS TELECOMM0 citations52
US7551658B2Jun 23, 2009
Buried ridge waveguide laser diode
KOREA ELECTRONICS TELECOMM0 citations52
US9343614B2May 17, 2016
Superluminescent diode, method of manufacturing the same, and wavelength-tunable external cavity laser including the same
KOREA ELECTRONICS TELECOMM0 citations51
US7179669B2Feb 20, 2007
Tunable semiconductor laser and method thereof
KOREA ELECTRONICS TELECOMM0 citations50
US8995480B2Mar 31, 2015
Tunable laser module
KOREA ELECTRONICS TELECOMM0 citations41
ELECTRONICS & TELECOMMUNICATIONS RES INST
12 patentsUS10148067B2Dec 4, 2018
Distributed Bragg reflector tunable laser diode
ELECTRONICS & TELECOMMUNICATIONS RES INST4 citations73
US9927484B2Mar 27, 2018
Radio frequency probe apparatus
ELECTRONICS & TELECOMMUNICATIONS RES INST2 citations73
US12062884B2Aug 13, 2024
Laser device
ELECTRONICS & TELECOMMUNICATIONS RES INST1 citations62
US11710938B2Jul 25, 2023
Wavelength-selectable laser diode and optical communication apparatus including same
ELECTRONICS & TELECOMMUNICATIONS RES INST1 citations62
US11454831B2Sep 27, 2022
Optical device and driving method thereof
ELECTRONICS & TELECOMMUNICATIONS RES INST0 citations62
US10935817B2Mar 2, 2021
Optical device and driving method thereof
ELECTRONICS & TELECOMMUNICATIONS RES INST0 citations62
US10931083B2Feb 23, 2021
Optical apparatus including a cooling device and a gap
ELECTRONICS & TELECOMMUNICATIONS RES INST1 citations62
US10476232B2Nov 12, 2019
Optical apparatus, manufacturing method of distributed Bragg reflector laser diode and manufacturing method of optical apparatus
ELECTRONICS & TELECOMMUNICATIONS RES INST1 citations62
US12224553B2Feb 11, 2025
Laser diode and manufacturing method of the same
ELECTRONICS & TELECOMMUNICATIONS RES INST0 citations52
US12068576B2Aug 20, 2024
Optical waveguide device and laser apparatus including the same
ELECTRONICS & TELECOMMUNICATIONS RES INST0 citations52
US9859682B2Jan 2, 2018
Luminescent diode, method for manufacturing the luminescent diode and wavelength tunable external cavity laser using the luminescent diode
ELECTRONICS & TELECOMMUNICATIONS RES INST1 citations52
US9590135B2Mar 7, 2017
Superluminescent diode and method for implementing the same
ELECTRONICS & TELECOMMUNICATIONS RES INST1 citations52