(19)
(11) EP 1 385 074 B8

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

(15) Correction information:
Corrected version no 1 (W1 B1)

(48) Corrigendum issued on:
02.07.2008 Bulletin 2008/27

(45) Mention of the grant of the patent:
12.12.2007 Bulletin 2007/50

(21) Application number: 03254585.7

(22) Date of filing: 23.07.2003
(51) International Patent Classification (IPC): 
G05F 1/565(2006.01)

(54)

Power supplying method and apparatus capable of quickly responding to variations in input and output voltages to output a stable voltage

Stromversorgungsverfahren und Vorrichtung zum schnellen Reagieren auf Schwankungen der Eingangs- und Ausgangsspannungen, um eine stabile Ausgangsspannung zu erzeugen

Procédé d'alimentation éléctrique et dispositif pour répondre rapidement aux variations des tensions d'entrée et de sortie pour générer une tension stable

(84) Designated Contracting States:
FR GB

(30) Priority: 25.07.2002 JP 2002216929

(43) Date of publication of application:
28.01.2004 Bulletin 2004/05

(73) Proprietor: Ricoh Company, Ltd.
Tokyo 143-8555 (JP)

(72) Inventors:
  • Agari, Hideki
    Ohta-ku Tokyo 143-8555 (JP)
  • Abe, Hirohisa
    Ohta-ku Tokyo 143-8555 (JP)
  • Yoshii, Kohji
    Ohta-ku Tokyo 143-8555 (JP)

(74) Representative: Leeming, John Gerard 
J.A. Kemp & Co. 14 South Square Gray's Inn
London WC1R 5JJ
London WC1R 5JJ (GB)


(56) References cited: : 
GB-A- 2 027 957
US-A- 5 258 701
US-A1- 2001 007 134
US-B1- 6 249 110
 US-A- 4 074 182
US-A- 6 130 526
US-A1- 2002 041 178
   
       
    Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).