(19)
(11) EP 1 803 186 A2

(12)

(88) Date of publication A3:
28.09.2006

(43) Date of publication:
04.07.2007 Bulletin 2007/27

(21) Application number: 05800772.5

(22) Date of filing: 21.09.2005
(51) International Patent Classification (IPC): 
H01P 5/12(2006.01)
(86) International application number:
PCT/US2005/034021
(87) International publication number:
WO 2006/036749 (06.04.2006 Gazette 2006/14)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

(30) Priority: 22.09.2004 KR 20040075736
16.09.2005 US 227439

(71) Applicant: GCT Semiconductor, Inc.
San Jose, CA 95131 (US)

(72) Inventors:
  • Park, Joonbae
    Seoul (KR)
  • Lee, Seung-Wook
    Seoul (KR)
  • Lee, Jeong-Woo
    Seoul (KR)
  • Lee, Kyeongho
    Seocho Gu Seoul (KR)

(74) Representative: Blood, Marlon et al
Fry Heath & Spence LLP The Gables Massetts Road
Horley, Surrey RH6 7DQ
Horley, Surrey RH6 7DQ (GB)

   


(54) APPARATUS AND METHOD OF OSCILLATING WIDEBAND FREQUENCY