Inventor

YOON JOONG-CHUL

KR22 patents

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

YOON JOONG-CHUL

SAMSUNG ELECTRONICS CO LTD

Device of identifying host protocol and smart card including the same

Inverse calculation circuit, inverse calculation method, and storage medium encoded with computer-readable computer program code

Method and apparatus for managing digital rights of portable storage device

Montgomery modular multiplier and method thereof using carry save addition

Method of operating payment device for selectively enabling payment function according to validity of host

Method of operating payment device for selectively enabling payment function according to validity of host

Random number generator generating random number by using at least two algorithms, and security device comprising the random number generator

Device of identifying host protocol and smart card including the same

Logic circuit and method thereof

IC card and IC card system having suspend/resume functions

IC card and IC card system having suspend/resume functions

Biometric authentication smart card

Integrated circuit card system and method thereof

System, microcontroller and methods thereof

Memory device and system

Encryption processor of memory card and method for writing and reading data using the same

LEE BYUNG-RAE

Authentication between device and portable storage

Method and apparatus for managing digital rights using portable storage device

KANG SANG-WOOK

Apparatus and method for discerning a host interface

TAKASHI KIKUCHI

IC card and IC card system having suspend/resume functions

YOON JOONG CHUL

Semiconductor memory devices that are resistant to power attacks and methods of operating semiconductor memory devices that are resistant to power attacks

CHOI JONG-SANG

Memory card having multiple interfaces and reset control method thereof