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    • 3. 发明申请
    • Secure universal serial bus (USB) storage device and method
    • 安全通用串行总线(USB)存储设备和方法
    • US20070083939A1
    • 2007-04-12
    • US11246600
    • 2005-10-07
    • Serge FruhaufJerome Tournemille
    • Serge FruhaufJerome Tournemille
    • G06F11/00
    • G06F21/85G06F21/78
    • A secure Universal Serial Bus (USB) storage device includes a memory controller capable of storing data in and retrieving data from a memory. The secure USB storage device also includes a USB secure microcontroller capable of authorizing access to the memory through the memory controller to thereby secure the memory. The USB secure microcontroller is also capable of protecting the data stored in the memory to thereby secure contents of the memory. The USB secure microcontroller could include an SPI interface and/or a GPIO interface emulating one or more of an SPI interface and an MMC interface to the memory controller. The memory controller could include an SPI interface and/or an MMC interface to the USB secure microcontroller. The secure USB storage device may be enumerated by a USB host controller under one or more device classes.
    • 安全的通用串行总线(USB)存储设备包括能够将数据存储在存储器中并从存储器检索数据的存储器控​​制器。 安全USB存储设备还包括USB安全微控制器,其能够授权通过存储器控制器访问存储器,从而保护存储器。 USB安全微控制器还能够保护存储在存储器中的数据,从而保护存储器的内容。 USB安全微控制器可以包括模拟一个或多个SPI接口和MMC接口的存储器控​​制器的SPI接口和/或GPIO接口。 存储器控制器可以包括到USB安全微控制器的SPI接口和/或MMC接口。 安全USB存储设备可以由USB主机控制器在一个或多个设备类别下枚举。
    • 5. 发明授权
    • USB device with secondary USB on-the-go function
    • 具有辅助USB即插即用功能的USB设备
    • US07413129B2
    • 2008-08-19
    • US10954777
    • 2004-09-30
    • Serge Fruhauf
    • Serge Fruhauf
    • G06K19/06
    • G06F13/385
    • A USB device includes first and second communications ports and a processor operable for configuring the first communications port for connecting to a USB host and configuring the second communications port as a USB master connecting to a USB slave device. The processor can be formed as a USB device controller operatively connected to the first communications port and USB On-The-Go device controller operatively connected to a second communications port for creating a point-to-point connection to the USB slave device.
    • USB设备包括第一和第二通信端口以及可操作用于配置用于连接到USB主机的第一通信端口并将第二通信端口配置为连接到USB从设备的USB主机的处理器。 处理器可以形成为可操作地连接到第一通信端口的USB设备控制器和可操作地连接到第二通信端口的USB On-The-Go设备控制器,用于创建到USB从设备的点对点连接。
    • 7. 发明授权
    • Universal serial bus (USB) smart card having enhanced testing features and related system, integrated circuit, and methods
    • 通用串行总线(USB)智能卡具有增强的测试功能和相关系统,集成电路和方法
    • US07181649B2
    • 2007-02-20
    • US10434820
    • 2003-05-09
    • Serge FruhaufTaylor J. LeamingAlain C. Pomet
    • Serge FruhaufTaylor J. LeamingAlain C. Pomet
    • G06F11/00
    • G06K7/10465G06K7/0008G06K7/0095G06K19/07G06K19/07733
    • An integrated circuit for a smart card may include a universal serial bus (USB) transceiver for communicating with a USB host device, and a microprocessor connected to the USB transceiver and operable in a test mode and a user mode. When in the test mode, the microprocessor may perform a test operation based upon receiving at least one test vendor specific request (VSR) from the USB host device via the at least one USB transceiver. By way of example, the test operation may include scan testing the microprocessor's control logic, detecting a status of at least one buffer and communicating the status to the USB host device, writing test data to at least one designated buffer and sending the test data from the at least one designated buffer to the USB host device, and/or operating with reduced power.
    • 用于智能卡的集成电路可以包括用于与USB主机设备通信的通用串行总线(USB)收发器和连接到USB收发器的微处理器,并且可以在测试模式和用户模式下操作。 当处于测试模式时,微处理器可以经由至少一个USB收发器从USB主机设备接收至少一个测试供应商特定请求(VSR)来执行测试操作。 作为示例,测试操作可以包括对微处理器的控制逻辑进行扫描测试,检测至少一个缓冲器的状态并将状态传送到USB主机设备,将测试数据写入至少一个指定的缓冲器,并将测试数据从 所述至少一个指定的缓冲器到达所述USB主机设备,和/或以降低的功率运行。