Inventor

AHN JOON TAE

KR42 patents

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

AHN JOON TAE

KOREA ELECTRONICS TELECOMM

Method of manufacturing a planar waveguide using ion exchange method

Light coupler and fiber laser system including the same

Optical fiber Mach-Zehnder interferometer filter

All-optical wavelength converter using a semiconductor optical amplifier and a polarization interferometer

Multi-wavelength channel transmission filter

Dual cavity laser

Structure of a passively mode-locked optical fiber laser

Mode-locked laser stabilizing apparatus and method thereof

Polarization-independent optical polymeric intensity modulator

Tunable optical filtering system using fiber-optic polarimetric interferometer

Multi-wavelength channel transmission-type optical filter

Planar lightwave circuit type optical transceiver module

Semiconductor laser device for pulse laser oscillation

Method of fabricating organic light emitting device

Polarization independent all-optical demultiplexer

Fiber laser system using fiber having dysprosium

High-speed wavelength channel selector and high-speed photonic integrated circuit-type space and wavelength multiplexed channel selector employing the same

Multimode interference coupler, multi-layer optical planar waveguide using the same and method of manufacturing the same

Apparatus for measurement of an optical pulse shape

Dual-mode pixel including emissive and reflective devices and dual-mode display with the same

Amplified spontaneous emission reflector-based gain-clamped fiber amplifier

Tellurite glass composite, optical waveguide and optical amplifier using the same

Amplified spontaneous emission reflector-based gain-clamped fiber amplifier

Optical fiber

Gain-clamped fiber amplifier

Method of fabricating polymer waveguides for passive alignment to optical fibers in an optical module

Planar waveguide-type optical amplifier switch

Dual-mode pixels including emissive and reflective devices, and dual-mode display using the pixels

Direct optical modulation type wavelength converter

Hybrid light emitting device having a capping layer

Apparatus for manufacturing optical fiber Bragg grating, optical fiber, and mid-infrared optical fiber laser

ELECTRONICS & TELECOMMUNICATIONS RES INST

Method of forming a film having a surface structure of random wrinkles

Waveform generator

Radio frequency signal generation device, and transmitter and receiver including the same

Methods of manufacturing organic light-emitting device

Dual-mode pixels including emissive and reflective devices, and dual-mode display using the pixels

Dual-mode pixels including emissive and reflective devices, and dual-mode display using the pixels

SEO HONG-SEOK

Optical fiber coupler, method of manufacturing the optical fiber coupler, and active optical module

Gain-clamped optical amplifying apparatus using fiber Raman amplifier having Raman cavity

SEO HONG SEOK

Optic coupler, optical fiber laser device, and active optical module using the same

AHN JOON TAE

Double clad fiber laser device

ELECTRONICS AND TELECOMMNICATI

Polymeric optical device having low polarization dependence and method of fabricating the same