JP7091798B2 - 車両充電システム、及び車両充電システムの認証方法 - Google Patents
車両充電システム、及び車両充電システムの認証方法 Download PDFInfo
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Description
電源ECU101aは、演算装置としてのCPU(Central Processing Unit)、記憶装置、及び入出力バッファ(いずれも図示せず)を含む。記憶装置は、作業用メモリとしてのRAM(Random Access Memory)と、保存用ストレージ(ROM(Read Only Memory)や、書き換え可能な不揮発性メモリ等)とを含む。電源ECU101aは、各種センサからの信号を受けるとともに、送電ユニット10における各種機器の制御を行なう。各種制御については、ソフトウェアによる処理に限られず、専用のハードウェア(電子回路)で処理することも可能である。
Claims (10)
- 充電設備から車両へ電力の供給が行なわれる車両充電システムであって、
前記充電設備は、
認証情報を表示する情報表示部と、
前記認証情報を用いて認証を行なう認証部とを備え、
前記車両は、
撮像装置と、
電子制御ユニットと、
送信装置とを備え、
前記電子制御ユニットは、前記撮像装置により撮像された画像中に前記認証情報が存在するか否かを判断する認識部を含み、
前記撮像装置により撮像された画像中に前記認証情報が存在すると前記認識部が判断した場合に、その画像中に存在する認証情報を前記送信装置が前記充電設備へ送信し、
前記充電設備の前記認証部は、前記車両から受信した前記認証情報を用いて前記認証を行ない、前記認証が成功した場合には、所定のサービスの利用を前記車両に許可する、車両充電システム。 - 前記充電設備は、
無線通信を行なう第1通信装置と、
非接触で電力を供給する送電装置とを備え、
前記車両は、
無線通信を行なう第2通信装置と、
非接触で電力を受電する受電装置とを備え、
前記認証が成功することにより、前記所定のサービスとして、前記第1通信装置と前記第2通信装置との間での無線通信が許可される、請求項1に記載の車両充電システム。 - 前記情報表示部は前記送電装置に設けられている、請求項2に記載の車両充電システム。
- 前記許可される無線通信は、無線LANを利用した無線通信であり、
前記認証情報は、前記無線LANに接続するためのSSID及び暗号化キーを含み、
前記認証情報は2次元コードの形式で表示されている、請求項2又は3に記載の車両充電システム。 - 前記充電設備の所定領域内に前記車両が停まっているときに前記充電設備から前記車両へ前記電力の供給が行なわれ、
前記情報表示部は前記所定領域内に設けられており、
前記撮像装置は、前記車両の前方を撮像する前方カメラと、前記車両の後方を撮像する後方カメラとを含み、
前記車両が前向きで前記所定領域内に停車する場合には前記前方カメラにより前記認証情報が取得され、前記車両が後向きで前記所定領域内に停車する場合には前記後方カメラにより前記認証情報が取得される、請求項1~4のいずれか1項に記載の車両充電システム。 - 前記撮像装置は、前記車両の運転支援に用いられるカメラであり、
前記認識部は、前記車両の停車動作中に前記撮像装置により逐次撮像された画像中に前記認証情報が存在するか否かを繰り返し判断し、
前記認識部による前記判断を開始してから所定時間が経過しても、前記撮像装置により撮像された画像中に前記認証情報が存在すると判断されなかった場合には、前記電子制御ユニットが、認証情報の入力をユーザに要求する、請求項1~5のいずれか1項に記載の車両充電システム。 - 前記電子制御ユニットは、暗号化された前記認証情報を予め入力されたキーを用いて復号する復号部をさらに備える、請求項1~6のいずれか1項に記載の車両充電システム。
- 前記車両は入力装置をさらに備え、
前記電子制御ユニットは、
自動入力モードにおいて、前記撮像装置により撮像された画像中に前記認証情報が存在するか否かを判断し、
前記自動入力モードにおいて、前記撮像装置により撮像された画像中に前記認証情報が存在すると判断されると、前記撮像装置により取得された前記認証情報を前記送信装置により前記充電設備へ送信し、
前記自動入力モードにおいて、前記撮像装置により撮像された画像中に前記認証情報が存在しないと判断された場合には、所定の条件が成立するか否かを判断し、
前記所定の条件が成立すると判断された場合に、前記自動入力モードから手動入力モードに切り替え、
前記手動入力モードにおいて、認証情報の入力をユーザに要求し、
前記手動入力モードにおいて、ユーザが認証情報を前記入力装置に入力すると、前記ユーザによって入力された認証情報を前記送信装置により前記充電設備へ送信する、請求項1~7のいずれか1項に記載の車両充電システム。 - 前記撮像装置は、異物検知又は位置合わせのために前記受電装置に設けられた撮像装置である、請求項2~4のいずれか1項に記載の車両充電システム。
- 充電設備が、撮像装置と電子制御ユニットと送信装置とを備える車両から受信した認証情報を用いて認証を行ない、前記認証が成功した場合には、前記充電設備が所定のサービスの利用を前記車両に許可する車両充電システムの認証方法であって、
前記車両の停車動作中に前記車両の前記撮像装置が前記充電設備の停車スペースを逐次撮像し、前記撮像装置により撮像された画像中に、前記充電設備が表示する認証情報が存在するか否かを前記電子制御ユニットが判断することと、
前記撮像装置により撮像された画像中に前記認証情報が存在すると前記電子制御ユニットが判断した場合に、前記電子制御ユニットが、前記認証情報が暗号化されているか否かを判断することと、
前記認証情報が暗号化されていると前記電子制御ユニットが判断した場合に、前記電子制御ユニットが、前記暗号化された認証情報を復号するためのキーが予め入力されているか否かを判断することと、
前記キーが予め入力されていると前記電子制御ユニットが判断した場合に、前記電子制御ユニットが、予め入力された前記キーを用いて前記暗号化された認証情報を復号した後、前記送信装置が、復号された前記認証情報を前記充電設備へ送信することと、
前記キーが予め入力されていないと前記電子制御ユニットが判断した場合に、前記電子制御ユニットが、前記キーの入力をユーザに要求し、ユーザが入力した前記キーを用いて前記暗号化された認証情報を復号した後、前記送信装置が、復号された前記認証情報を前記充電設備へ送信することと、
前記認証情報が暗号化されていないと前記電子制御ユニットが判断した場合に、前記送信装置が、暗号化されていない前記認証情報を前記充電設備へ送信することと、
前記撮像装置により撮像された画像中に前記認証情報が存在しないと前記電子制御ユニットが判断し、かつ、所定の条件が成立する場合に、前記電子制御ユニットが、認証情報の入力をユーザに要求した後、ユーザが入力した前記認証情報を前記送信装置が前記充電設備へ送信することとを含む、車両充電システムの認証方法。
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