(19)
(11) EP 3 961 894 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:
18.12.2024 Bulletin 2024/51

(45) Mention of the grant of the patent:
13.11.2024 Bulletin 2024/46

(21) Application number: 21190243.2

(22) Date of filing: 09.08.2021
(51) International Patent Classification (IPC): 
H02M 1/42(2007.01)
H02M 1/36(2007.01)
G16H 40/67(2018.01)
H02M 3/158(2006.01)
G16H 20/30(2018.01)
(52) Cooperative Patent Classification (CPC):
H02M 1/4225; H02M 3/1586; H02M 3/1584; H02M 1/0009; H02M 1/0058; H02M 1/36; Y02B 70/10; Y02P 80/10; G06F 2218/12; G06V 40/15; G16H 20/30; G16H 40/67

(54)

MULTI-PHASE SWITCHED-MODE POWER SUPPLIES

MEHRPHASENSCHALTNETZTEILE

ALIMENTATIONS MULTIPHASES À DÉCOUPAGE


(84) Designated Contracting States:
AL AT BE BG CH CY CZ 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: 31.08.2020 US 202017007862

(43) Date of publication of application:
02.03.2022 Bulletin 2022/09

(73) Proprietor: ASTEC INTERNATIONAL LIMITED
Kwun Tong Kowloon (HK)

(72) Inventors:
  • BELTRAN, Israel
    Antipolo City (PH)
  • LI, Zhizhi
    Kowloon (HK)
  • WU, Siu
    Tai Po (HK)

(74) Representative: Bartholomew, Anna et al
Mathisen & Macara LLP Charta House 30-38 Church Street
Staines-upon-Thames, Middlesex TW18 4EP
Staines-upon-Thames, Middlesex TW18 4EP (GB)


(56) References cited: : 
US-A1- 2014 334 196
US-A1- 2018 123 443
   
  • CHRIS BRIDGE ET AL: "Understanding Interleaved Boundary Conduction Mode PFC Converters", FAIRCHILD SEMICONDUCTOR POWER SEMINAR 2008 - 2009, 31 December 2009 (2009-12-31), XP055277250, Retrieved from the Internet <URL:http://www.mikrocontroller.net/attachment/122761/interleaved_bcm_pfc.pdf> [retrieved on 20160602]
  • HANGSEOK CHOI ET AL: "A Cross-Coupled MasterSlave Interleaving Method for Boundary Conduction Mode (BCM) PFC Converters", IEEE TRANSACTIONS ON POWER ELECTRONICS, vol. 27, no. 10, 1 October 2012 (2012-10-01), USA, pages 4202 - 4211, XP055232335, ISSN: 0885-8993, DOI: 10.1109/TPEL.2012.2190426
  • BING LU ED - ANONYMOUS: "A novel control method for interleaved transition mode PFC", APPLIED POWER ELECTRONICS CONFERENCE AND EXPOSITION, 2008. APEC 2008. TWENTY-THIRD ANNUAL IEEE, IEEE, PISCATAWAY, NJ, USA, 24 February 2008 (2008-02-24), pages 697 - 701, XP031253323, ISBN: 978-1-4244-1873-2
   
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).