PROBLEM TO BE SOLVED: To provide an on-vehicle update system and an on-vehicle update device capable of suppressing battery runout caused by update processing of on-vehicle equipment.SOLUTION: An on-vehicle update system comprises: a battery mounted on a vehicle; on-vehicle equipment which operates by executing a program stored in a storage part through power supplied from the battery; on-vehicle electric equipment to which the power from the battery is supplied; a first relay arranged in a power supply path from the battery to the on-vehicle electric equipment for switching energization/interruption of the power supply path; an on-vehicle update device having an update processing part for performing processing of updating the program stored in the storage part of the on-vehicle equipment; and a switching control part for switching the first relay to an interruption state when the update processing part performs the update processing.SELECTED DRAWING: Figure 1
【課題】車載機器の更新処理に伴うバッテリ上がりを抑制し得る車載更新システム及び車載更新装置を提供する。【解決手段】本実施の形態に係る車載更新システムは、車両に搭載されたバッテリと、前記バッテリからの電力が供給され、記憶部に記憶されたプログラムを実行して動作する車載機器と、前記バッテリからの電力が供給される車載電装品と、前記バッテリから前記車載電装品への電力供給経路中に配され、前記電力供給経路の通電/遮断を切り替える第1のリレーと、前記車載機器の前記記憶部に記憶されたプログラムを更新する処理を行う更新処理部を有する車載更新装置と、前記更新処理部が更新処理を行う際に前記第1のリレーを遮断状態へ切り替える切替制御部とを備える。【選択図】図1
ON-VEHICLE UPDATE SYSTEM AND ON-VEHICLE UPDATE DEVICE
車載更新システム及び車載更新装置
2018-05-10
Patent
Electronic Resource
Japanese
IPC: | H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER , Schaltungsanordnungen oder Systeme für die Abgabe oder Verteilung elektrischer Leistung / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / G06F ELECTRIC DIGITAL DATA PROCESSING , Elektrische digitale Datenverarbeitung |
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