Inventor

LEE CHANG HO

KR309 patents

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

LEE CHANG HO

SAMSUNG ELECTRONICS CO LTD

Multiprocessor system and method thereof

Keyboard

Mobile communication terminal

Tablet computer

Portable computer

Computer system for cutting off power by key input signals or programming and having a reset switch for resetting and supplying power

Notebook computer

Computer hibernation system for transmitting data and command words between host and controller

Multi-bank memory device having input and output amplifier shared by adjacent memory banks

Method and apparatus for executing a scheduled operation after wake up from power off state

Parallel test board used in testing semiconductor memory devices

SAMSUNG ELECTRO MECH

Compact multiple transformers

Systems and methods for power amplifiers with voltage boosting multi-primary transformers

Systems, methods, and apparatuses for spectrum-sensing cognitive radios

Systems, methods, and apparatuses for complementary metal oxide semiconductor (CMOS) antenna switches using body switching in multistacking structure

Systems and methods for power amplifiers with voltage boosting multi-primary transformers

Systems, methods, and apparatuses for coarse spectrum-sensing modules

Multi-segment primary and multi-turn secondary transformer for power amplifier systems

Digital linear amplification with nonlinear components (LINC) transmitter

KUMHO TIRE CO INC

Automobile tire

Tire for a car

Tire for a car

Tire

Tire for a car

SAMSUNG ELECTRO MECHANICS COMPANY

Power amplifiers with discrete power control

Low power mode amplification with a transformer output matching and a virtual ground

Integrated power amplifiers for use in wireless communication devices

GN NETCOM AS

Pair of headphones

Earphone

Earphone

SAMSUNG DISPLAY CO LTD

Display panel

Display panel

Organic light emitting display device

SAMSUNG MOBILE DISPLAY CO LTD

Phenylcarbazole-based compound and organic electroluminescent device employing the same

Phenylcarbazole-based compound and organic electroluminescent device employing the same

SAMSUNG ELECTRO MECHANICS COMPANY LTD

Systems, methods, and apparatuses for linear polar transmitters

Multi-primary and distributed secondary transformer for power amplifier systems

GN AUDIO AS

Earbud for earphones

Earbud

SAMSUNG SDI CO LTD

Phenylcarbazole compounds and organic electroluminescence devices using the same

SAMSUNG ELECTRONIC

System for identifying visitors using CCTV camera and home computer

QUALCOMM INC

Adjustable gain for multi-stacked amplifiers

KIM NAM YUN

Apparatus and method for anti-collision in wireless power transmission

DAEWOO ELECTRONICS CO LTD

Refrigerator capable of controlling fan motor

LEE JAE-HOON

Display panel

LEE CHANG-HO

Systems and methods for a discrete resizing of power devices with concurrent power combining structure for radio frequency power amplifier

LEE DONG HO

Systems and methods for self-mixing adaptive bias circuit for power amplifier

AHN MINSIK

Systems, methods and apparatuses for complementary metal oxide semiconductor (CMOS) antenna switches using switched resonators

KUMHO IND CORP

Automobile tire

LG CHEMICAL LTD

Ophthalmic formulation for treating myopia comprising dopamine agonist and cyclodextrin