发明名称 |
Electronic key registration system |
摘要 |
An offline immobilizer ECU (6) reads an encryption key generation code (SC-A3) from an offline additional electronic key (2c) and generates an electronic key encryption key for the offline additional electronic key (2c) using the encryption key generation code (SC-A3) and a communication subject key encryption key (VK-A) held by the immobilizer ECU (6). The immobilizer ECU (6) stores, in a memory (69), the generated electronic key encryption key (VK-A) and a key ID code (KID-3) that is read from the offline additional electronic key (2c). |
申请公布号 |
EP2672655(A2) |
申请公布日期 |
2013.12.11 |
申请号 |
EP20130170355 |
申请日期 |
2013.06.04 |
申请人 |
KABUSHIKI KAISHA TOKAI RIKA DENKI SEISAKUSHO |
发明人 |
KAWAMURA, DAISUKE;IWASHITA, HIROAKI;HAYASHI, MASAKI;NAGAE, TOSHIHIRO;KATO, HISASHI;EGAWA, TETSUYA |
分类号 |
H04L9/08;B60R25/20;B60R25/24;G07C9/00;H04L9/32;H04L29/06;H04W12/04 |
主分类号 |
H04L9/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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