Inventor
CHOI WAN-JIN
KR13 patents
Patents
13 patentsUS6452556B1Sep 17, 2002
Built-in dual band antenna device and operating method thereof in a mobile terminal
SAMSUNG ELECTRONICS CO LTD77 citations95
US6662021B2Dec 9, 2003
Mobile communication system having multi-band antenna
SAMSUNG ELECTRONICS CO LTD42 citations92
US7301499B2Nov 27, 2007
Built-in type antenna apparatus for portable terminal
SAMSUNG ELECTRONICS CO LTD11 citations81
US6897825B2May 24, 2005
Antenna apparatus for folder type mobile phone
SAMSUNG ELECTRONICS CO LTD11 citations71
US7656354B2Feb 2, 2010
Antenna apparatus for portable terminal
SAMSUNG ELECTRONICS CO LTD2 citations62
US7532166B2May 12, 2009
Antenna device for portable terminal
SAMSUNG ELECTRONICS CO LTD2 citations62
US7158084B2Jan 2, 2007
Variable antenna apparatus for a mobile terminal
SAMSUNG ELECTRONICS CO LTD2 citations62
US6885346B2Apr 26, 2005
Built-in single band antenna device and operating method thereof in mobile terminal
SAMSUNG ELECTRONICS CO LTD3 citations62
US6593899B2Jul 15, 2003
Helical antenna structure in a mobile terminal
SAMSUNG ELECTRONICS CO LTD3 citations62
US7158085B2Jan 2, 2007
Antenna apparatus for sliding-type portable terminal
SAMSUNG ELECTRONICS CO LTD4 citations60
US7280856B2Oct 9, 2007
Portable terminal having tuner for changing radiation pattern
SAMSUNG ELECTRONICS CO LTD4 citations59
US7526083B2Apr 28, 2009
Ground connecting apparatus for mobile terminal
SAMSUNG ELECTRONICS CO LTD4 citations58
US7366479B2Apr 29, 2008
Mobile communication terminal having an external antenna
SAMSUNG ELECTRONICS CO LTD0 citations46