Inventor

CHOI BO-HUN

KR4 patents

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

KOREA ELECTRONICS TELECOMM

2 patents

US6529317B2Mar 4, 2003

L-band erbium-doped fiber amplifier pumped by 1530 nm-band pump

KOREA ELECTRONICS TELECOMM13 citations82

US7365903B2Apr 29, 2008

Apparatus and method for all-optical control of gain and gain flattening on an optical amplifier

KOREA ELECTRONICS TELECOMM4 citations59

SAMSUNG ELECTRONICS CO LTD

1 patent

US6004703ADec 21, 1999

Amplitude mask and apparatus for manufacturing long period grating filter using the same

SAMSUNG ELECTRONICS CO LTD17 citations82

KOREA RES INST STANDARDS & SCI

1 patent

US11662229B2May 30, 2023

Optical fiber BOCDA sensor using phase code modulation of pump light and probe light which have time difference

KOREA RES INST STANDARDS & SCI1 citations53