Inventor

HA YUN-CHEOL

KR3 patents

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

SAMSUNG ELECTRONICS CO LTD

2 patents

US7123932B2Oct 17, 2006

Apparatus for stabilizing transmission power of broadband code division multiple access type mobile communication terminal

SAMSUNG ELECTRONICS CO LTD6 citations54

US7369874B2May 6, 2008

Apparatus and method for improving GPS receive sensitivity in mobile terminal

SAMSUNG ELECTRONICS CO LTD0 citations44

KOREA ELECTROTECH RES INST

1 patent

US7221137B2May 22, 2007

Apparatus with storage for measuring stray currents from subway rails and power lines

KOREA ELECTROTECH RES INST5 citations53