Inventor
CHOI HYUN J
KR4 patents
Patents
4 patentsUS5164979ANov 17, 1992
Security system using telephone lines to transmit video images to remote supervisory location
GOLD STAR CO285 citations95
US4716469ADec 29, 1987
Circuit for eyesight protection in a television set
GOLD STAR CO33 citations87
US4843464AJun 27, 1989
Device for automatic sensing of televiewing distance
GOLD STAR CO12 citations70
US5204893AApr 20, 1993
Method and an apparatus for transmitting/receiving signals in a video phone
GOLD STAR CO16 citations68