Global Patent Index - EP 4004712 A1

EP 4004712 A1 20220601 - METHOD AND DEVICE FOR UPDATING SOFTWARE OF AN ONBOARD COMPUTER OF A VEHICLE, COMPRISING A RUNTIME MEMORY, A BACKUP MEMORY AND A CONTROL MEMORY

Title (en)

METHOD AND DEVICE FOR UPDATING SOFTWARE OF AN ONBOARD COMPUTER OF A VEHICLE, COMPRISING A RUNTIME MEMORY, A BACKUP MEMORY AND A CONTROL MEMORY

Title (de)

VERFAHREN UND VORRICHTUNG ZUR AKTUALISIERUNG DER SOFTWARE EINES BORDCOMPUTERS EINES FAHRZEUGS MIT EINEM LAUFZEITSPEICHER, EINEM SICHERUNGSSPEICHER UND EINEM STEUERSPEICHER

Title (fr)

PROCÉDÉ ET DISPOSITIF DE MISE À JOUR D'UN LOGICIEL D'UN CALCULATEUR EMBARQUÉ D'UN VÉHICULE, COMPORTANT UNE MÉMOIRE D'EXÉCUTION, UNE MÉMOIRE DE SAUVEGARDE ET UNE MÉMOIRE DE CONTRÔLE

Publication

EP 4004712 A1 20220601 (FR)

Application

EP 20746261 A 20200701

Priority

  • FR 1908402 A 20190724
  • FR 1908403 A 20190724
  • FR 2020051149 W 20200701

Abstract (en)

[origin: WO2021014064A1] The invention concerns a method for updating software of a vehicle, comprising a runtime memory (ME), a backup memory (MS) and a control memory (MC) comprising steps of: - Issuing a request commanding the writing of at least one updated software block (B',C') into the control memory (MC), - Issuing a request commanding the verification of the at least one updated software block (B',C') stored in the control memory (MC), - Issuing a request commanding the copying of the plurality of blocks (A, B, C) from the runtime memory (ME) to the backup memory (MS), - Issuing a request commanding the copying of the at least one updated software block (B',C') from the control memory (MC) to the runtime memory (ME), - Issuing a request commanding the verification of the integrity of the software blocks (A,B',C') of the runtime memory (ME).

IPC 8 full level

G06F 8/65 (2018.01); G06F 11/14 (2006.01)

CPC (source: CN EP)

G06F 8/65 (2013.01 - CN); G06F 8/654 (2018.01 - EP); G06F 11/1004 (2013.01 - EP); G06F 11/1433 (2013.01 - EP); G06F 11/1441 (2013.01 - EP); G06F 21/44 (2013.01 - CN); G06F 21/572 (2013.01 - EP)

Citation (search report)

See references of WO 2021014064A1

Designated contracting state (EPC)

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

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

WO 2021014064 A1 20210128; CN 114144759 A 20220304; EP 4004712 A1 20220601

DOCDB simple family (application)

FR 2020051149 W 20200701; CN 202080053253 A 20200701; EP 20746261 A 20200701