(19)
(11) EP 3 621 223 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:
04.08.2021 Bulletin 2021/31

(45) Mention of the grant of the patent:
23.06.2021 Bulletin 2021/25

(21) Application number: 18795197.5

(22) Date of filing: 19.04.2018
(51) International Patent Classification (IPC): 
H04L 1/00(2006.01)
H03M 13/00(2006.01)
(86) International application number:
PCT/CN2018/083743
(87) International publication number:
WO 2018/201912 (08.11.2018 Gazette 2018/45)

(54)

METHOD AND DEVICE FOR SELECTING BASE GRAPH FOR LOW-DENSITY PARITY-CHECK CODE

VERFAHREN UND VORRICHTUNG ZUR AUSWAHL EINES BASISGRAPHEN FÜR LOW-DENSITY-PARITY-CHECK-CODE

PROCÉDÉ ET DISPOSITIF POUR SÉLECTIONNER UN GRAPHE DE BASE POUR UN CODE DE CONTRÔLE DE PARITÉ À FAIBLE DENSITÉ


(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: 05.05.2017 CN 201710314028
23.05.2017 CN 201710367204

(43) Date of publication of application:
11.03.2020 Bulletin 2020/11

(73) Proprietor: Datang Mobile Communications Equipment Co., Ltd.
Beijing 100085 (CN)

(72) Inventors:
  • ZHANG, Di
    Beijing 100191 (CN)
  • WANG, Jiaqing
    Beijing 100191 (CN)
  • PAN, Xueming
    Beijing 100191 (CN)
  • SUN, Shaohui
    Beijing 100191 (CN)

(74) Representative: dompatent von Kreisler Selting Werner - Partnerschaft von Patent- und Rechtsanwälten mbB 
Deichmannhaus am Dom Bahnhofsvorplatz 1
50667 Köln
50667 Köln (DE)


(56) References cited: : 
WO-A1-2012/037749
CN-A- 102 025 441
CN-A- 104 868 925
US-A1- 2018 234 114
CN-A- 101 141 133
CN-A- 104 158 550
US-A1- 2018 226 989
   
  • QUALCOMM INCORPORATED: "LDPC rate compatible design", 3GPP DRAFT; R1-1700830_LDPC_RATE_COMPATIBLE_DESIGN, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE , vol. RAN WG1, no. Spokane, USA; 20170116 - 20170120 16 January 2017 (2017-01-16), XP051208349, Retrieved from the Internet: URL:http://www.3gpp.org/ftp/Meetings_3GPP_ SYNC/RAN1/Docs/ [retrieved on 2017-01-16]
  • QUALCOMM INCORPORATED: "LDPC Design Considerations", 3GPP DRAFT; R1-1700831_LDPC_DESIGN_CONSIDERATIONS, 3RD GENERATION PARTNERSHIP PROJECT (3GPP), MOBILE COMPETENCE CENTRE ; 650, ROUTE DES LUCIOLES ; F-06921 SOPHIA-ANTIPOLIS CEDEX ; FRANCE , vol. RAN WG1, no. Spokane, USA; 20170116 - 20170120 16 January 2017 (2017-01-16), XP051208350, Retrieved from the Internet: URL:http://www.3gpp.org/ftp/Meetings_3GPP_ SYNC/RAN1/Docs/ [retrieved on 2017-01-16]
   
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).