发明名称 |
MOBILE SYSTEM INCLUDING FIRMWARE VERIFICATION FUNCTION AND FIRMWARE UPDATE METHOD THEREOF |
摘要 |
Provided are a method of updating firmware of a device, a device, and a mobile system including the device. The method includes: receiving, from a host, a first hash value and a signature, the first hash value corresponding to a firmware image at the host; performing a pre-verify operation for at least one of integrity verification and signature certification on the firmware image using the received first hash value and the received signature; receiving the firmware image from the host according to a result of the pre-verify operation; and obtaining a second hash value from the received firmware image to perform a post-verify operation for at least one of integrity verification and signature certification on the received firmware image. |
申请公布号 |
US2015261521(A1) |
申请公布日期 |
2015.09.17 |
申请号 |
US201514644864 |
申请日期 |
2015.03.11 |
申请人 |
CHOI Hyuksang;SUNG Yongjae;LEE Jun Ho;LEE Wonill;HWANG Hyosun |
发明人 |
CHOI Hyuksang;SUNG Yongjae;LEE Jun Ho;LEE Wonill;HWANG Hyosun |
分类号 |
G06F9/445;H04W12/10;H04L9/32 |
主分类号 |
G06F9/445 |
代理机构 |
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代理人 |
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主权项 |
1. A method of updating firmware of a device included in a mobile system, the method comprising:
receiving, from a host, a first hash value and a signature, the first hash value corresponding to a firmware image at the host; performing a pre-verify operation for at least one of integrity verification and signature certification on the firmware image using the received first hash value and the received signature; receiving the firmware image from the host according to a result of the pre-verify operation; and obtaining a second hash value from the received firmware image to perform a post-verify operation for at least one of integrity verification and signature certification on the received firmware image. |
地址 |
Seoul KR |