APPLYING NON-HOMOGENEOUS PROPERTIES TO MULTIPLE VIDEO PROCESSING UNITS (VPUs)
    3.
    发明申请
    APPLYING NON-HOMOGENEOUS PROPERTIES TO MULTIPLE VIDEO PROCESSING UNITS (VPUs) 审中-公开
    将非均质属性应用于多个视频处理单元(VPU)

    公开(公告)号:WO2006126090A3

    公开(公告)日:2007-08-23

    申请号:PCT/IB2006001463

    申请日:2006-05-26

    CPC classification number: G06F9/30069 G06F9/30072 G06F9/3885

    Abstract: A system and method for applying non-homogeneous properties to multiple video processing units (VPUs) in a multiple VPU system are described. Respective VPUs in the system cooperate to produce a frame to be displayed. In various embodiments, data output by different VPUs in the system is combined, or merged, or composited to produce a frame to be displayed. In load balancing modes, each VPU in the system performs different tasks as part of rendering a same frame, and therefore typically executes different commands. In various embodiments, efficiency of the system is enhanced by forming a single command buffer for execution by all of the VPUs in the system even though each VPU may have a different set of commands to execute in the command buffer.

    Abstract translation: 描述了将多个VPU系统中的多个视频处理单元(VPU)应用非均匀特性的系统和方法。 系统中的相应VPU协同生成要显示的帧。 在各种实施例中,由系统中的不同VPU输出的数据被组合,合并或合成以产生要显示的帧。 在负载平衡模式下,系统中的每个VPU执行不同的任务作为渲染相同帧的一部分,因此通常执行不同的命令。 在各种实施例中,即使每个VPU可以具有在命令缓冲器中执行的不同命令集,通过形成用于系统中的所有VPU执行的单个命令缓冲器来增强系统的效率。

    POWER CONSERVATION
    4.
    发明申请
    POWER CONSERVATION 审中-公开
    功率保护

    公开(公告)号:WO2007036801A3

    公开(公告)日:2007-07-12

    申请号:PCT/IB2006002780

    申请日:2006-09-28

    CPC classification number: G06F1/3203 G06F1/3253 G06F13/4282 Y02D10/151

    Abstract: A method of operating a shared bus comprises sending a wake-up signal on the shared bus. The wake-up signal comprises a sequence of signals, each signal of the sequence being one of a signal indicating the bus is free and a signal indicating the bus is busy. A microcontroller to effect this method is also contemplated. A wake-up device for a shared bus has a first latch to recognise a signal indicating one of said shared bus being free and said shared bus being busy and selectively output a recognition signal and a second latch to, after receipt of the recognition signal, recognise a signal indicating another of the shared bus being free and Ihe shared bus being busy and selectively output a power-on signal. The latches may be D -type flip flops.

    Abstract translation: 一种操作共享总线的方法包括在共享总线上发送唤醒信号。 唤醒信号包括一系列信号,序列的每个信号是指示总线空闲的信号之一,并且指示总线忙的信号。 也考虑了实现该方法的微控制器。 用于共享总线的唤醒装置具有第一锁存器,用于识别指示所述共享总线中的一个是空闲的信号,并且所述共享总线正忙,并且在接收到识别信号之后选择性地输出识别信号和第二锁存器, 识别指示共享总线中的另一个是空闲的信号,并且共享总线正在忙,并选择性地输出开机信号。 锁存器可以是D型触发器。

    METHOD AND APPARATUS FOR COMMUNICATING COMPRESSED VIDEO INFORMATION
    5.
    发明申请
    METHOD AND APPARATUS FOR COMMUNICATING COMPRESSED VIDEO INFORMATION 审中-公开
    用于传送压缩的视频信息的方法和设备

    公开(公告)号:WO2007026243A3

    公开(公告)日:2007-07-12

    申请号:PCT/IB2006002451

    申请日:2006-08-31

    Inventor: ALEKSIE MILIVOJE

    Abstract: A method and apparatus for communicating compressed video information includes storing video information compressed based on a first compression method, such as a method with a high compression ratio, and transcoding the compressed video information to produce corresponding recompressed video information that is based on a second compression method, with a lower compression ratio such as standard JPEG compression or other suitable compression. The method and apparatus, if desired, may include sending the recompressed video information for a destination apparatus which may then suitably decompress the video information using a standard decompression technique. For example, storing the compressed image in a high compressed format, for example, in a piecewise basis may be done online while the camera, for example, is in use so that the image is properly captured and then, transcoding the compressed image to a different level of compression while the camera is offline.

    Abstract translation: 用于传送压缩视频信息的方法和装置包括:存储基于第一压缩方法压缩的视频信息,例如具有高压缩率的方法,以及对压缩视频信息进行代码转换以产生基于第二压缩的对应的再压缩视频信息 方法,具有较低的压缩比例如标准JPEG压缩或其他合适的压缩。 如果需要,该方法和装置可以包括发送用于目的地装置的经重新压缩的视频信息,该目的地装置然后可以使用标准解压缩技术适当地解压缩视频信息。 例如,例如以分段方式以高压缩格式存储压缩图像可以在例如相机被在线使用的情况下在线完成,从而适当地捕获图像,然后将压缩图像代码转换为 相机处于脱机状态时的不同级别的压缩。

    METHOD AND APPARATUS FOR USING THE HOST-POD INTERFACE OF A DIGITAL TELEVISION OR OTHER DIGITAL AUDIO/VIDEO RECEIVER FOR NEW SERVICES
    8.
    发明申请
    METHOD AND APPARATUS FOR USING THE HOST-POD INTERFACE OF A DIGITAL TELEVISION OR OTHER DIGITAL AUDIO/VIDEO RECEIVER FOR NEW SERVICES 审中-公开
    用于数字电视或其他数字音频/视频接收机的主机接口的新服务的方法和装置

    公开(公告)号:WO2007072211A3

    公开(公告)日:2007-10-04

    申请号:PCT/IB2006003814

    申请日:2006-12-21

    Inventor: STRASSER DAVID A

    Abstract: To receive new services including audio or video content for presentation by a cable-compatible digital television or other digital audio/video receiver, a module may be connected to the HOST-POD interface of the digital television. The module has a receiver for receiving audio or video content in a first compression format, a transcoder for converting said audio or video content from the first compression format into a second, different compression format, and a controller for transmitting the audio or visual content in the second compression format to the digital television over a HOST-POD interface. By using such a module, front-end components of the digital television may be bypassed while back-end components may be utilized to decompress and present the content. The module may be a PC card or smart card for example.

    Abstract translation: 为了接收新的服务,包括音频或视频内容,用于由电缆兼容的数字电视或其他数字音频/视频接收机呈现,模块可以连接到数字电视的HOST-POD接口。 该模块具有用于以第一压缩格式接收音频或视频内容的接收器,用于将所述音频或视频内容从第一压缩格式转换成第二不同压缩格式的代码转换器,以及用于将音频或视频内容传输到 通过HOST-POD接口向数字电视提供第二种压缩格式。 通过使用这样的模块,数字电视的前端组件可以被旁路,而后端组件可以用于解压缩并呈现内容。 该模块可以是例如PC卡或智能卡。

    PROCESSING OF HIGH PRIORITY DATA ELEMENTS IN SYSTEMS COMPRISING A HOST PROCESSOR AND A CO-PROCESSOR
    9.
    发明申请
    PROCESSING OF HIGH PRIORITY DATA ELEMENTS IN SYSTEMS COMPRISING A HOST PROCESSOR AND A CO-PROCESSOR 审中-公开
    处理包含主机处理器和CO处理器的系统中的高优先数据元素

    公开(公告)号:WO2007085963A2

    公开(公告)日:2007-08-02

    申请号:PCT/IB2007000260

    申请日:2007-01-30

    CPC classification number: G06F9/4881 G06F9/485

    Abstract: To provide for the processing of priority data elements between a host processor and a co- processor that exchange such data elements using a queue, the host processor determines a priority of a data element received from an application. If the priority is higher than a lowest possible priority value, at least one lower priority data element within the queue may be identified and modified thereby temporarily removing it from the queue. When the priority data element is written into the queue a query packet is included that will cause the co-processor to return information regarding a last executed queued data element. Based on the returned information, the host processor can determine one or more unmodified data elements (uniquely corresponding to the one or more modified queued data elements) to be written into the queue in accordance with a sequence of the previously modified queued data elements.

    Abstract translation: 为了提供在主机处理器和使用队列交换这样的数据元素的协处理器之间的优先级数据元素的处理,主处理器确定从应用接收的数据元素的优先级。 如果优先级高于最低可能的优先级值,则可以识别和修改队列内的至少一个较低优先级的数据元素,从而将其临时从队列中移除。 当优先级数据元素被写入队列时,包括查询分组,这将使协处理器返回关于最后执行的排队数据元素的信息。 基于返回的信息,主机处理器可以根据先前修改的排队数据元素的顺序来确定要写入队列的一个或多个未修改数据元素(唯一对应于一个或多个修改后的排队数据元素)。

    FRAME SYNCHRONIZATION IN MULTIPLE VIDEO PROCESSING UNIT (VPU) SYSTEMS
    10.
    发明申请
    FRAME SYNCHRONIZATION IN MULTIPLE VIDEO PROCESSING UNIT (VPU) SYSTEMS 审中-公开
    多视频处理单元(VPU)系统中的帧同步

    公开(公告)号:WO2006129194A3

    公开(公告)日:2007-02-22

    申请号:PCT/IB2006001702

    申请日:2006-05-26

    CPC classification number: G06T15/005 G06F9/52 G06T1/20 G06T2210/52

    Abstract: A system and method for frame synchronization in multiple video processing unit (VPU) systems is described. In various embodiments, multiple VPUs cooperatively process frame data for display. According to embodiments, more than one VPU may not reside on a same card such that conventional synchronization methods are available. Frame data synchronization is accomplished in various embodiments by using semaphore mechanisms and by writing values to shared memory locations. For synchronization of execution among multiple VPUs operating on a same command buffer, execution of commands by one or more VPUs is stalled based on a semaphore value or a value in a shared memory location.

    Abstract translation: 描述了用于多视频处理单元(VPU)系统中的帧同步的系统和方法。 在各种实施例中,多个VPU协同处理帧数据以进行显示。 根据实施例,多于一个VPU可能不驻留在同一卡上,使得传统的同步方法是可用的。 帧数据同步在各种实施例中通过使用信号量机制和将值写入共享存储器位置来实现。 为了在同一命令缓冲器上操作的多个VPU之间的执行同步,一个或多个VPU的命令的执行基于信号量值或共享存储器位置中的值而停止。

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