(19)
(11) EP 4 343 691 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:
16.10.2024 Bulletin 2024/42

(45) Mention of the grant of the patent:
04.09.2024 Bulletin 2024/36

(21) Application number: 22888607.3

(22) Date of filing: 29.07.2022
(51) International Patent Classification (IPC): 
G06T 7/00(2017.01)
G06N 3/096(2023.01)
G06N 3/045(2023.01)
(52) Cooperative Patent Classification (CPC):
G06T 7/0004; G06T 2207/20081; G06T 2207/20084; G06N 3/045; G06N 3/096
(86) International application number:
PCT/CN2022/108873
(87) International publication number:
WO 2024/020994 (01.02.2024 Gazette 2024/05)

(54)

METHOD AND APPARATUS FOR TRAINING CELL DEFECT DETECTION MODEL

VERFAHREN UND VORRICHTUNG ZUM TRAINIEREN EINES MODELLS FÜR DIE ERKENNUNG VON ZELLFEHLERN

PROCÉDÉ ET DISPOSITIF D'ENTRAÎNEMENT POUR UN MODÈLE DE DÉTECTION DE DÉFAUTS D'UNE CELLULE


(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

(43) Date of publication of application:
27.03.2024 Bulletin 2024/13

(73) Proprietor: Contemporary Amperex Technology (Hong Kong) Limited
Central, Central And Western District (HK)

(72) Inventors:
  • SHU, Annan
    Ningde Fujian 352100 (CN)
  • JIANG, Guannan
    Ningde Fujian 352100 (CN)
  • WANG, Zhiyu
    Ningde Fujian 352100 (CN)

(74) Representative: Gong, Jinping 
CocreateIP Neumarkterstr. 21
81673 München
81673 München (DE)


(56) References cited: : 
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CN-A- 110 969 600
CN-A- 112 256 903
CN-A- 113 706 477
US-A1- 2016 224 892
   
  • MAYR MARTIN ET AL: "Weakly Supervised Segmentation of Cracks on Solar Cells Using Normalized Lp Norm", 2019 IEEE INTERNATIONAL CONFERENCE ON IMAGE PROCESSING (ICIP), IEEE, 22 September 2019 (2019-09-22), pages 1885 - 1889, XP033647084, DOI: 10.1109/ICIP.2019.8803116
  • FIORESI JOSEPH ET AL: "Automated Defect Detection and Localization in Photovoltaic Cells Using Semantic Segmentation of Electroluminescence Images", IEEE JOURNAL OF PHOTOVOLTAICS, IEEE, vol. 12, no. 1, 14 December 2021 (2021-12-14), pages 53 - 61, XP011894841, ISSN: 2156-3381, [retrieved on 20211221], DOI: 10.1109/JPHOTOV.2021.3131059
  • AHAN M R ET AL: "AI-assisted Cell-Level Fault Detection and Localization in Solar PV Electroluminescence Images", PROCEEDINGS OF THE 17TH INTERNATIONAL CONFERENCE ON EMERGING NETWORKING EXPERIMENTS AND TECHNOLOGIES, ACMPUB27, NEW YORK, NY, USA, 15 November 2021 (2021-11-15), pages 485 - 491, XP058777949, ISBN: 978-1-4503-9104-7, DOI: 10.1145/3485730.3493455
  • XIAO SHUHAO: "Application of Deep Learning in Surface Quality Detection", MACHINERY DESIGN & MANUFACTURE, vol. 1, 1 January 2020 (2020-01-01), pages 288 - 292, XP093078413, DOI: 10.19356/j.cnki.1001-3997.2020.01.072
   
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).