Inventor

CHO WOO-JONG

KR39 patents

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

CHO WOO-JONG

SAMSUNG ELECTRONICS CO LTD

Portable electronic device for changing menu display state according to rotating degree and method thereof

Pointer control method, pointing apparatus, and host apparatus therefor

Docking system for a portable computer

Device and method for automatically detecting a calibration termination for a geomagnetic sensor

Docking system for a computer

Photographing device and method for panoramic imaging

Input device for using geomagnetic sensor and a method thereof for generating input signal

Obstacle detection apparatus, method and medium

Geomagnetic sensor for detecting dip angle and method thereof

Optical connection apparatus for hand-held personal computer and docking station

Key switch of keyboard unit

Geomagnetic sensor for calibrating azimuth by compensating for an effect of tilting and method thereof

Step motor and system for driving step motor

Display apparatus and display method thereof

Horizontal posture maintaining device and posture maintaining device driving method

Mobile phone having perfume spraying apparatus

Pointing apparatus using piezoelectric film, method for producing the apparatus, apparatus and method for detecting pointing information thereof

Apparatus for processing an image having detachable lens and a ring for setting photographing parameter values

System and method for correcting light pathway by driving curved prism composed of refraction surface

Autofocus driving unit and photographing apparatus having the same

Photographing apparatus, unmanned aerial vehicle having the photographing apparatus, and attitude control method for the photographing apparatus

DC motor including a rotation detection unit

Stepping motor and system thereof

Light path adjustment apparatus and photographing apparatus including the same

Horizontal-posture maintaining apparatus

Liquid crystal shutter and image capturing apparatus

CHO WOO-JONG

Apparatus for processing an image having detachable lens and a ring for setting photographing parameter values

Optical path adjusting device and photographing apparatus having the same

Piezoelectric motor

Apparatus and method for removing moire pattern of digital imaging device

MOON CHAN-YOUNG

Piezoelectric motor having a plurality of piezoelectric elements

Power transmitting mechanism assembly

Piezoelectric motor

JANG CHEOL-EUN

Vibrating actuator assembly

Optical path adjusting device and photographing apparatus including the same

NAM DONG-KYUNG

Pointing input device, method, and system using image pattern

SAMSUNG ELECTRIC

Apparatus and method of compensating for an attitude error of an earth magnetic sensor

SAMSUNG ELECTRO MECH

Mobile communication terminal device

JUNG KI-OH

Light path adjustment apparatus and photographing apparatus including the same