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    • 2. 发明授权
    • Method of generation of a secret key for a wireless communication system
    • 生成无线通信系统的秘密密钥的方法
    • US08862884B2
    • 2014-10-14
    • US13482306
    • 2012-05-29
    • Christine Hennebert
    • Christine Hennebert
    • H04L29/06H04L9/32H04L9/08
    • H04L9/0875H04L9/0838H04L2209/80H04W12/04
    • The present invention concerns a method of generation of a secret key, shared between a first terminal and a second terminal. The key is generated from the impulse response of the transmission channel separating the two terminals. A first message representative of the impulse response estimated by the first terminal is transmitted to the second terminal. This message is encoded using a channel encoding and punctured at a rate which prevents any decoding if additional information is missing. The second terminal combines this first message with at least a part of a second message representative of the impulse response estimated by the second terminal in order to attempt to decode the first message. If the decoding is successful the secret key is generated by the second terminal from the first message thus decoded.
    • 本发明涉及在第一终端和第二终端之间共享的秘密密钥的生成方法。 该密钥由分离两个终端的传输信道的脉冲响应产生。 代表由第一终端估计的脉冲响应的第一消息被发送到第二终端。 该消息使用信道编码进行编码,并以一定速率进行打孔,如果缺少附加信息,则可以防止任何解码。 第二终端将该第一消息与代表由第二终端估计的脉冲响应的第二消息的至少一部分组合以便尝试解码第一消息。 如果解码成功,则由第二终端从如此解码的第一消息生成秘密密钥。
    • 4. 发明申请
    • METHOD OF GENERATION OF A SECRET KEY FOR A WIRELESS COMMUNICATION SYSTEM
    • 无线通信系统秘密密钥生成方法
    • US20120317417A1
    • 2012-12-13
    • US13482306
    • 2012-05-29
    • Christine HENNEBERT
    • Christine HENNEBERT
    • H04L9/00
    • H04L9/0875H04L9/0838H04L2209/80H04W12/04
    • The present invention concerns a method of generation of a secret key, shared between a first terminal and a second terminal. The key is generated from the impulse response of the transmission channel separating the two terminals. A first message representative of the impulse response estimated by the first terminal is transmitted to the second terminal. This message is encoded using a channel encoding and punctured at a rate which prevents any decoding if additional information is missing. The second terminal combines this first message with at least a part of a second message representative of the impulse response estimated by the second terminal in order to attempt to decode the first message. If the decoding is successful the secret key is generated by the second terminal from the first message thus decoded.
    • 本发明涉及在第一终端和第二终端之间共享的秘密密钥的生成方法。 该密钥由分离两个终端的传输信道的脉冲响应产生。 代表由第一终端估计的脉冲响应的第一消息被发送到第二终端。 该消息使用信道编码进行编码,并以一定速率进行打孔,如果缺少附加信息,则可以防止任何解码。 第二终端将该第一消息与代表由第二终端估计的脉冲响应的第二消息的至少一部分组合以便尝试解码第一消息。 如果解码成功,则由第二终端从如此解码的第一消息生成秘密密钥。