Inventor

PARK KYUNG HYUN

KR62 patents

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

PARK KYUNG HYUN

KOREA ELECTRONICS TELECOMM

High power semiconductor lasers with ridge waveguide structure

Semiconductor laser device and method for manufacturing the same

Apparatus for and method of generating millimeter waves

Semiconductor optical devices with differential grating structure and method for manufacturing the same

Method of fabricating a high power semiconductor laser with self-aligned ion implantation

Self-mode locked multi-section semiconductor laser diode

Fabrication of high power semiconductor lasers with ridge waveguide structure

Method for fabricating a planar buried heterostructure laser diode

Method of manufacturing frequency tunable terahertz transceiver

Ultrahigh-frequency light source using dual-wavelength laser with 3-dB beam splitter and method of manufacturing the same

Method of manufacturing semiconductor optical device

Apparatus and method for contactless thickness measurement

Terahertz continuous wave emitting device

Wide area array type photonic crystal photomixer for generating and detecting broadband terahertz wave

High power semiconductor laser device and method for fabricating the same

Self-pulsating laser diode

Method for manufacturing an optical device

Apparatus for generating/detecting terahertz wave using graphene and manufacturing method of the same

Apparatus for generating/detecting THz wave and method of manufacturing the same

Multiple distributed feedback laser devices

Laser diode generating passive mode and method of creating optical pulse using the same diode

Terahertz wave generating module and terahertz wave detecting device including the same

Photo detector and optical device

Signal processor for converting signal

Multi DFB laser diode

ELECTRONICS & TELECOMMUNICATIONS RES INST

Apparatus and method for providing terahertz waves

Large caliber array type terahertz wave generating device having photonic crystal structure

Terahertz wave generating apparatus using dual mode laser

Antenna structure with dielectric lens and triangular electrodes

Schottky barrier diode and method for manufacturing the same

Apparatus for acquiring image using terahertz wave

Polygon mirror assembly and scan device

Waveguide for changing frequency range by using sectional variable of waveguide and frequency range changing method

Schottky diode having a varied width structure

Beating signal monitoring module, terahertz wave generation device and optical signal monitoring device including the beating signal monitoring module

Antenna-sub harmonic mixer block and terahertz image scanner including the same

PARK KYUNG HYUN

Frequency tunable terahertz transceivers and method of manufacturing dual wavelength laser

Laser device

Multiple distributed feedback laser devices

KIM NAMJE

Dual mode semiconductor laser and terahertz wave apparatus using the same

Terahertz wave generator and method of generating terahertz wave

Terahertz wave generator

YONWOO CO LTD

Skin care massager

KIM BYOUNG-WHI

Planar lightwave circuit (PLC) device wavelength tunable light source comprising the same device and wavelength division multiplexing-passive optical network (WDM-PON) using the same light source

PARK KYUNG-HYUN

Lower track of crawler excavator

VOLVO CONSTR EQUIP HOLDING SE

Mounting structure of an endless track carrier roller

JEON MIN YONG

Terahertz wave apparatus

HAN SANG-PIL

THz-wave generation /detection modules and devices including the same

SAMSUNG ELECTRO MECH

Coil device and apparatus including the same

HYUNDAI MOTOR CO LTD

Apparatus for detecting slurry spread volume using terahertz wave, spread system and detecting method using the same