Inventor

CHANG WOOK

KR43 patents

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

CHANG WOOK

SAMSUNG ELECTRONICS CO LTD

3D input apparatus and method thereof

Remote robot control method using three-dimensional pointing procedure and robot control system using the remote robot control method

Apparatus and method for providing adaptive on-screen keyboard

Spatial motion recognition system and method using a virtual handwriting plane

Input system based on a three-dimensional inertial navigation system and trajectory estimation method thereof

Audio generating method and apparatus based on motion

Apparatus and method for controlling operation of mobile terminal

Apparatus and method for controlling operation of mobile terminal

Method and apparatus for inputting function of mobile terminal using user&#39;s grip posture while holding mobile terminal

Method and apparatus for compensating for acceleration errors and inertial navigation system employing the same

Method and apparatus for entering information into a portable electronic device

Portable terminal having display buttons and method of inputting functions using display buttons

Handwriting trajectory recognition system and method

Method and apparatus for compensating attitude of inertial navigation system and method and apparatus for calculating position of inertial navigation system using the same

Fault-tolerant method, apparatus, and medium for touch sensor

Apparatus, method, and medium for adaptively setting reference sensing boundary of touch sensor

Apparatus and method for controlling portable device

Apparatus and method for controlling operation of mobile terminal

Apparatus, method, and medium for providing user interface for file transmission

Apparatus and method for controlling portable terminal

Apparatus and method for controlling portable terminal

Portable terminal having display buttons and method of inputting functions using display buttons

CHANG WOOK

Apparatus and method for controlling operation of mobile terminal

Apparatus, method, and medium for sensing movement of fingers using multi-touch sensor array

Apparatus and method recognizing touch gesture

Multi-touch device having impedances positioned at electrode cross points and operation method therefor for detecting touch inputs

LEE HYUN-JEONG

Apparatus, method, and medium for providing user interface for file transmission

Apparatus, method, and medium for providing user interface for file transmission

Apparatus and method for controlling mobile terminal user interface execution

LEE HYUN JEONG

Device for object manipulating with multi-input sources

Input device

Input device and input method

CHO SEONG-IL

Apparatus, method, and medium of sensing movement of multi-touch point and mobile apparatus using the same

Apparatus, method, and medium for multi-touch decision

SHIM JUNG-HYUN

Apparatus and method for controlling portable terminal

Apparatus and method for controlling portable terminal

OCI CO LTD

Method of purifying yellow phosphorus

Etching solution capable of suppressing particle appearance

HAN SEUNG JU

Apparatus and method for manipulating virtual object

CHUNG SEUNG-NYUNG

System, method, and medium for managing conversational user interface according to usage pattern for portable operation

KIM YOON SANG

Method and apparatus for controlling input/output interface

CHOI EUN-SEOK

Input apparatus for multi-layer on screen display and method of generating input signal for the same

KANG KYOUNG-HO

Apparatus, method, and medium for expanding number of input channels

Method and apparatus for inputting function of mobile terminal using user's grip posture while holding mobile terminal