(19)
(11) EP 2 856 193 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:
22.04.2020 Bulletin 2020/17

(45) Mention of the grant of the patent:
11.03.2020 Bulletin 2020/11

(21) Application number: 13732249.1

(22) Date of filing: 14.05.2013
(51) International Patent Classification (IPC): 
G01R 33/385(2006.01)
(86) International application number:
PCT/IB2013/053909
(87) International publication number:
WO 2013/179169 (05.12.2013 Gazette 2013/49)

(54)

SWITCHING-FREQUENCY-CONTROLLED SWITCH-MODE POWER SUPPLY UNIT FOR POWERING MAGNETIC RESONANCE SYSTEM GRADIENT COILS

SCHALTMODUS-STROMVERSORGUNGSEINHEIT MIT SCHALTFREQUENZKONTROLLE ZUR VERSORGUNG VON GRADIENTENSPULEN EINES MAGNETRESONANZSYSTEMS

UNITÉ D'ALIMENTATION ÉLECTRIQUE EN MODE COMMUTÉ COMMANDÉE PAR FRÉQUENCE DE COMMUTATION ET DESTINÉE À ALIMENTER DES BOBINES DE GRADIENT D'UN SYSTÈME DE RÉSONANCE MAGNÉTIQUE

(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

(30) Priority: 30.05.2012 US 201261652875 P

(43) Date of publication of application:
08.04.2015 Bulletin 2015/15

(73) Proprietor: Koninklijke Philips N.V.
5656 AG Eindhoven (NL)

(72) Inventors:
  • HAM, Cornelis Leonardus Gerardus
    NL-5656 AE Eindhoven (NL)
  • HOLLANDER, Martin Alexander
    NL-5656 AE Eindhoven (NL)
  • VAN HELVOORT, Marinus Johannes Adrianus Maria
    NL-5656 AE Eindhoven (NL)
  • BAX, Michael Paul
    NL-5656 AE Eindhoven (NL)

(74) Representative: Philips Intellectual Property & Standards 
High Tech Campus 5
5656 AE Eindhoven
5656 AE Eindhoven (NL)


(56) References cited: : 
WO-A1-2009/104116
JP-A- 2002 224 079
US-A- 5 546 001
 JP-A- H05 253 207
JP-A- 2003 348 829
US-A- 5 663 647
   
       
    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).