(19)
(11) EP 3 312 763 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:
25.12.2019 Bulletin 2019/52

(45) Mention of the grant of the patent:
20.11.2019 Bulletin 2019/47

(21) Application number: 16856693.3

(22) Date of filing: 26.07.2016
(51) International Patent Classification (IPC): 
G06K 9/00(2006.01)
 G06K 9/03(2006.01)
(86) International application number:
PCT/CN2016/091802
(87) International publication number:
WO 2017/067258 (27.04.2017 Gazette 2017/17)

(54)

METHOD, APPARATUS, AND MOBILE TERMINAL FOR DETERMINING FOREIGN MATERIAL ON SURFACE OF FINGERPRINT SENSOR

VERFAHREN, VORRICHTUNG UND MOBILES ENDGERÄT ZUR BESTIMMUNG VON FREMDMATERIAL AUF DER OBERFLÄCHE EINES FINGERABDRUCKSENSORS

PROCÉDÉ, APPAREIL ET TERMINAL MOBILE POUR DÉTERMINER LA PRÉSENCE UN CORPS ÉTRANGER SUR LA SURFACE D'UN CAPTEUR D'EMPREINTES DIGITALES

(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: 19.10.2015 CN 201510681166

(43) Date of publication of application:
25.04.2018 Bulletin 2018/17

(73) Proprietor: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.
Wusha, Chang'an Dongguan, Guangdong 523860 (CN)

(72) Inventors:
  • ZHANG, Qiang
    Dongguan Guangdong 523860 (CN)
  • WANG, Lizhong
    Dongguan Guangdong 523860 (CN)
  • ZHOU, Haitao
    Dongguan Guangdong 523860 (CN)
  • JIANG, Kui
    Dongguan Guangdong 523860 (CN)
  • HE, Wei
    Dongguan Guangdong 523860 (CN)

(74) Representative: Mewburn Ellis LLP 
City Tower 40 Basinghall Street
London EC2V 5DE
London EC2V 5DE (GB)


(56) References cited: : 
EP-A1- 1 624 412
WO-A1-01/24700
CN-A- 104 965 615
US-A1- 2003 133 143
US-A1- 2007 222 010
 EP-A2- 1 220 139
CN-A- 103 793 698
CN-A- 105 389 542
US-A1- 2005 123 177
   
       
    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).