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    • 2. 发明申请
    • ABSTRACT DEVICE DRIVER MODEL FOR THE PORTABILITY OF DEVICE DRIVERS ACROSS DIFFERENT OPERATING SYSTEM PLATFORMS
    • 通过不同的操作系统平台实现设备驱动程序的便利性的设备驱动程序模型
    • WO0146819A3
    • 2002-11-28
    • PCT/US0042614
    • 2000-12-06
    • GEN INSTRUMENT CORPGAZDA ROBERTDEL SORDO CHRISPREZUHY DAVID ABIRNBAUM JACK M
    • GAZDA ROBERTDEL SORDO CHRISPREZUHY DAVID ABIRNBAUM JACK M
    • G06F13/10H04N5/00
    • G06F13/102
    • An abstract interface model for device drivers in a set-top terminal, such as for use in a cable or satellite television subscriber network. In a layered software architecture, a device driver abstract interface model allows communication between a client (112, 212) and the device driver (154, 254) regardless of the operating system (OS) under which the device driver operates. In a first embodiment, the architecture includes a dedicated (OS-specific) device driver interface (132), and a proxy uses a first abstract interface (122) to convert interface service requests from a client (112) into OS-specific calls to the device driver (154). For a client that directly accesses a dedicated (OS-specific) device driver interface (132), a second abstract interface (152) is used to convert the interface service requests into OS-specific calls to the device driver (154). Direct access to the OS-specific device driver interface (132) is therefore maintained.
    • 用于机顶终端中的设备驱动器的抽象接口模型,例如用于有线或卫星电视订户网络。 在分层软件架构中,设备驱动器抽象接口模型允许客户端(112,212)和设备驱动器(154,254)之间的通信,而不管设备驱动器在哪个操作系统(OS)下操作。 在第一实施例中,架构包括专用(OS特定)设备驱动程序接口(132),代理使用第一抽象接口(122)将来自客户端(112)的接口服务请求转换为特定于OS的呼叫 设备驱动器(154)。 对于直接访问专用(OS特定)设备驱动程序接口(132)的客户端,第二抽象接口(152)用于将接口服务请求转换为对设备驱动程序(154)的特定于OS的呼叫。 因此,维护对OS特定设备驱动程序接口(132)的直接访问。
    • 3. 发明申请
    • DYNAMIC DETECTION OF HARDWARE CONFIGURATION IN A DIGITAL TERMINAL
    • 动态检测数字终端中的硬件配置
    • WO0124000A3
    • 2002-05-02
    • PCT/US0040896
    • 2000-09-14
    • GEN INSTRUMENT CORPGAZDA ROBERTPREZUHY DAVID ABIRNBAUM JACK MTORSITANO ROCKY CDEL SORDO CHRIS
    • GAZDA ROBERTPREZUHY DAVID ABIRNBAUM JACK MTORSITANO ROCKY CDEL SORDO CHRIS
    • H04N7/16G06F9/445
    • G06F8/64G06F8/61
    • A method and apparatus for detecting a hardware configuration in a digital terminal, and, in response, selecting a corresponding executable software path for initializing the hardware. All terminals in a digital communication network, such as a television network, are provided with a single common set-top firmware/software object that contains all software components required to run on all hardware platforms. The total amount of software needed at the terminals is reduced over prior art schemes since the common software object includes software that is common to the different hardware component types only once, instead of providing a different object for each hardware type which results in duplication of the common software. The software from the software object can execute on platforms with different hardware components and circuits. This provides freedom to the network operator to select terminals with reduced cost components, e.g., from different manufacturers.
    • 一种用于检测数字终端中的硬件配置的方法和装置,并且作为响应,选择相应的可执行软件路径来初始化硬件。 诸如电视网络的数字通信网络中的所有终端都具有单个公共机顶固件/软件对象,其包含在所有硬件平台上运行所需的所有软件组件。 与现有技术方案相比,终端所需的软件总量减少了,因为公共软件对象包括仅对不同硬件组件类型共同的软件一次,而不是为每个硬件类型提供不同的对象,导致重复 通用软件。 来自软件对象的软件可以在具有不同硬件组件和电路的平台上执行。 这为网络运营商提供了自动地选择具有降低的成本组件的终端,例如来自不同的制造商。