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    • 8. 发明申请
    • Semiconductor-Based Device Authentication
    • 基于半导体的设备认证
    • US20130176104A1
    • 2013-07-11
    • US13345803
    • 2012-01-09
    • David Gerard RICHYu William Feng
    • David Gerard RICHYu William Feng
    • G08B29/00
    • H04W12/06
    • Various embodiments of devices and associated methods are described herein for authenticating electrical devices. In one aspect, an electrical device is provided comprising an interface configured to receive and transmit signals; a power line coupled to the interface and configured to provide a power signal thereto; and an authentication circuit coupled to the interface and the power line. The authentication circuit is configured to disable the power signal on the power line for a specified time period in response to an authentication request signal received at the interface and to provide an authentication response signal on the power line to represent the disabling of the power signal.
    • 本文描述了用于认证电气设备的设备和相关方法的各种实施例。 在一个方面,提供一种电气设备,包括被配置为接收和发送信号的接口; 电源线,耦合到所述接口并且被配置为向其提供功率信号; 以及耦合到所述接口和所述电力线的认证电路。 认证电路被配置为响应于在接口处接收到的认证请求信号而在电力线上禁用指定时间段内的电力信号,并且在电力线上提供认证响应信号以表示功率信号的禁用。