(19)
(11) EP 2 022 179 A1

(12)

(43) Date of publication:
11.02.2009 Bulletin 2009/07

(21) Application number: 07861302.3

(22) Date of filing: 30.04.2007
(51) International Patent Classification (IPC): 
H04B 7/00(2006.01)
(86) International application number:
PCT/US2007/010566
(87) International publication number:
WO 2008/105775 (04.09.2008 Gazette 2008/36)
(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 MT NL PL PT RO SE SI SK TR
Designated Extension States:
AL BA HR MK RS

(30) Priority: 28.04.2006 US 795820 P
22.12.2006 US 876640 P
26.01.2007 US 897746 P
29.01.2007 US 898312 P

(71) Applicant: Dali Systems Co. Ltd
Grand Cayman (KY)

(72) Inventors:
  • YANG, Dali
    Mountain View, CA 94040 (US)
  • YANG, Jia
    Mountain View, CA 94040 (US)

(74) Representative: Freeman, Jacqueline Carol 
W.P.Thompson & Co. 55 Drury Lane
London WC2B 5SQ
London WC2B 5SQ (GB)

   


(54) HIGH EFFICIENCY LINEARIZATION POWER AMPLIFIER FOR WIRELESS COMMUNICATION