(19)
(11) EP 2 418 772 A8

(12) CORRECTED EUROPEAN PATENT APPLICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 1 (W1 A3)

(48) Corrigendum issued on:
26.11.2014 Bulletin 2014/48

(88) Date of publication A3:
01.10.2014 Bulletin 2014/40

(43) Date of publication:
15.02.2012 Bulletin 2012/07

(21) Application number: 11176613.5

(22) Date of filing: 04.08.2011
(51) International Patent Classification (IPC): 
H03H 7/38(2006.01)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME

(30) Priority: 09.08.2010 JP 2010178898

(71) Applicant: NTT DOCOMO, INC.
Chiyoda-ku Tokyo 100-6150 (JP)

(72) Inventors:
  • Fukuda, Atsushi
    Tokyo 100-6150 (JP)
  • Okazaki, Hiroshi
    Tokyo 100-6150 (JP)
  • Narahashi, Shoichi
    Tokyo 100-6150 (JP)

(74) Representative: MERH-IP Matias Erny Reichl Hoffmann 
Paul-Heyse-Strasse 29
80336 München
80336 München (DE)

   


(54) Variable impedance matching circuit


(57) A variable impedance matching circuit includes a series or parallel connection of a fixed inductive element and a first variable capacitive element and a second variable capacitive element connected in series with the serial or parallel connection. The susceptance of the circuit can be changed by changing the capacitances of the variable capacitive elements.