Technique For Effective Communications With Mobile Sensors In A Sensor System
    1.
    发明申请
    Technique For Effective Communications With Mobile Sensors In A Sensor System 审中-公开
    传感器系统中移动传感器有效通信的技术

    公开(公告)号:US20110241846A1

    公开(公告)日:2011-10-06

    申请号:US12749780

    申请日:2010-03-30

    IPC分类号: G06K7/01

    CPC分类号: H04Q9/00 H04Q2209/40

    摘要: In a sensor system, an edge element receives data from at least one mobile sensor, and sends the data which may be preprocessed by the edge element to a server for further processing. The edge element may communicate to the mobile sensor to change a value of a run-time parameter in the mobile sensor to affect its operation. The edge element may also cause the mobile sensor to upgrade its firmware. When the mobile sensor is about to leave communication coverage of the edge element, the latter may initiate a peer-to-peer handover of the control and administration of the mobile sensor to another edge element in the sensor system.

    摘要翻译: 在传感器系统中,边缘元件从至少一个移动传感器接收数据,并将可由边缘元素预处理的数据发送到服务器进行进一步处理。 边缘元件可以与移动传感器通信以改变移动传感器中的运行时参数的值以影响其操作。 边缘元件还可能导致移动传感器升级其固件。 当移动传感器即将离开边缘元件的通信覆盖时,后者可以启动对移动传感器的控制和管理的对等切换到传感器系统中的另一边缘元件。

    Resource-sensitive parser, method of parsing and session initiation protocol (SIP) network employing the same
    2.
    发明授权
    Resource-sensitive parser, method of parsing and session initiation protocol (SIP) network employing the same 失效
    资源敏感解析器,解析方法和使用该协议的会话发起协议(SIP)网络

    公开(公告)号:US07680037B2

    公开(公告)日:2010-03-16

    申请号:US11069475

    申请日:2005-03-01

    IPC分类号: H04L12/16 H04L12/66 H04L12/28

    CPC分类号: H04L29/06027 H04L65/1006

    摘要: The present invention provides a resource-sensitive parser for use with a session initiation protocol (SIP) network. In one embodiment, the resource-sensitive parser includes a resource condition indicator configured to provide an overload indication for a network element in the SIP network. Additionally, the resource-sensitive parser also includes a parsing engine coupled to the resource condition indicator and configured to parse a SIP request employing an overload protection mode corresponding to the overload indication for the network element.

    摘要翻译: 本发明提供了一种与会话发起协议(SIP)网络一起使用的资源敏感解析器。 在一个实施例中,资源敏感解析器包括被配置为为SIP网络中的网元提供过载指示的资源条件指示符。 此外,资源敏感解析器还包括耦合到资源条件指示符并且被配置为使用与网络元件的过载指示相对应的过载保护模式来解析SIP请求的解析引擎。

    Method and apparatus for SIP messaging
    3.
    发明授权
    Method and apparatus for SIP messaging 有权
    SIP消息的方法和装置

    公开(公告)号:US07644165B2

    公开(公告)日:2010-01-05

    申请号:US11141546

    申请日:2005-05-31

    IPC分类号: G06F15/16

    摘要: A method and apparatus for encoding a SIP message into an internal binary format so that it can be treated much more efficiently by both the SIP stack layers and the application. Only one memory buffer is used to handle any sort of SIP message. For this reason, this new SIP message may be called a “mono-block” structure. It allows each SIP header's raw text from the original SIP message to be directly referred within the SIP mono-block with no additional copy. Only SIP headers that are “used” by the application, or by some SIP stack layer are parsed to form a “decoded” header object. The header parsing is made “on demand” at the moment header is accessed. Headers not used are not decoded and are left in text format with no additional processing needed.

    摘要翻译: 一种用于将SIP消息编码成内部二进制格式的方法和装置,使得可以通过SIP堆栈层和应用程序来更有效地处理SIP消息。 只有一个内存缓冲区用于处理任何类型的SIP消息。 因此,这个新的SIP消息可以被称为“单块”结构。 它允许来自原始SIP消息的每个SIP报头的原始文本在SIP单个块内直接引用,没有附加的副本。 只有被应用程序或某些SIP堆栈层“使用”的SIP头被解析成一个“解码的”头对象。 标题解析是在访问页眉时按“按需”进行的。 未使用的标题不会被解码,并保留为文本格式,不需要额外的处理。

    System and Method for Managing Cache Storage in Adaptive Video Streaming System
    4.
    发明申请
    System and Method for Managing Cache Storage in Adaptive Video Streaming System 审中-公开
    在自适应视频流系统中管理缓存存储的系统和方法

    公开(公告)号:US20120195362A1

    公开(公告)日:2012-08-02

    申请号:US13019741

    申请日:2011-02-02

    IPC分类号: H04N7/26

    摘要: A normalized cost measure is determined for each encoded video segment within each of a plurality of sequences of encoded video segments that are associated with a video program and stored in a cache memory, relative to the sequence to which the encoded video segment belongs. One or more encoded video segments are selected from among the encoded video segments in the plurality of sequences, based on the normalized cost measures. The selected encoded video segments are removed from the cache memory. An encoded video segment having a lowest normalized cost measure among the encoded video segments in the plurality of sequences may be selected, for example.

    摘要翻译: 相对于编码视频段所属的序列,确定与视频节目相关联并存储在高速缓冲存储器中的多个编码视频片段序列之内的每个编码视频片段的归一化成本度量。 基于标准化成本测量,从多个序列中的编码视频片段中选择一个或多个编码视频片段。 所选择的编码视频片段从高速缓冲存储器中移除。 例如,可以选择在多个序列中的编码视频片段中具有最低标准化成本测量的编码视频片段。

    CONTENT STREAM DELIVERY USING PRE-LOADED SEGMENTS
    6.
    发明申请
    CONTENT STREAM DELIVERY USING PRE-LOADED SEGMENTS 审中-公开
    使用预装部分进行内容交付

    公开(公告)号:US20140089467A1

    公开(公告)日:2014-03-27

    申请号:US13628522

    申请日:2012-09-27

    IPC分类号: H04L29/08

    摘要: A method comprises receiving a first request for a first segment of a content stream in a network element from a given one of a plurality of clients, determining in the network element whether the first segment is stored in a memory of the network element, sending a second request for the first segment from the network element to a server responsive to the determining step, receiving a response comprising the first segment in the network element from the server responsive to the second request, and sending the first segment from the network element to the given one of the plurality of clients. The first segment is related to a second segment of the content stream, the relationship being transparent to the network element but being inferable based at least in part on at least one of the first request, the response and one or more prior requests.

    摘要翻译: 一种方法包括从多个客户端中的给定的一个客户端接收网元中的内容流的第一段的第一请求,在所述网元中确定所述第一段是否存储在所述网元的存储器中, 响应于所述确定步骤从所述网元到所述服务器的所述第一段的第二请求;响应于所述第二请求,从所述服务器接收包括所述网元中的所述第一段的响应,以及将所述第一段从所述网络元件发送到 给予多个客户之一。 所述第一段与所述内容流的第二段相关,所述关系对于所述网络元件是透明的,但是至少部分地基于所述第一请求,所述响应和一个或多个先前请求中的至少一个来推断。

    System and Method for Managing Cache Storage in Adaptive Video Streaming System
    7.
    发明申请
    System and Method for Managing Cache Storage in Adaptive Video Streaming System 审中-公开
    在自适应视频流系统中管理缓存存储的系统和方法

    公开(公告)号:US20120194534A1

    公开(公告)日:2012-08-02

    申请号:US13019613

    申请日:2011-02-02

    IPC分类号: G09G5/36

    摘要: A plurality of encoded video segments that are stored in a cache memory and associated with every nth video segment in a sequence of video segments of a video program is selected, where n is an integer. The selected encoded video segments are removed from the cache memory. Each video segment in the sequence may be associated with a respective plurality of encoded video segments encoded at different respective encoding rates.

    摘要翻译: 选择存储在高速缓冲存储器中并与视频节目的视频片段序列中的每第n个视频片段相关联的多个编码视频片段,其中n是整数。 所选择的编码视频片段从高速缓冲存储器中移除。 序列中的每个视频片段可以与以不同的相应编码速率编码的相应的多个编码视频片段相关联。

    CONTENT STREAM DELIVERY USING VARIABLE CACHE REPLACEMENT GRANULARITY
    8.
    发明申请
    CONTENT STREAM DELIVERY USING VARIABLE CACHE REPLACEMENT GRANULARITY 有权
    使用可变缓存更改格式的内容流提供

    公开(公告)号:US20140089452A1

    公开(公告)日:2014-03-27

    申请号:US13628563

    申请日:2012-09-27

    IPC分类号: G06F15/167

    摘要: A method comprises associating at least one cache replacement granularity value with a given one of a plurality of content streams comprising a number of segments, receiving a request for a given segment of the given content stream in a network element, identifying a given portion of the given content stream which contains the given segment, updating a value corresponding to the given portion of the given content stream, and determining whether to store the given portion of the given content stream in a memory of the network element based at least in part on the updated value corresponding to the given portion. The at least one cache replacement granularity value represents a given number of segments, the given content stream being separable into one or more portions based at least in part on the at least one cache replacement granularity value.

    摘要翻译: 一种方法包括将至少一个高速缓存替代粒度值与包括多个段的多个内容流中的给定的一个相关联,接收对网络元素中给定内容流的给定段的请求,识别网络元素的给定部分 给定内容流,其包含给定段,更新与给定内容流的给定部分对应的值,以及至少部分地基于所述内容流,确定是否将给定内容流的给定部分存储在网络元件的存储器中 对应于给定部分的更新值。 所述至少一个高速缓存替换粒度值表示给定数量的段,所述给定内容流至少部分地基于所述至少一个高速缓存替换粒度值可分为一个或多个部分。

    Topology aware cache storage
    9.
    发明授权
    Topology aware cache storage 有权
    拓扑感知缓存存储

    公开(公告)号:US08443052B2

    公开(公告)日:2013-05-14

    申请号:US13610031

    申请日:2012-09-11

    IPC分类号: G06F15/167 G06F15/16

    摘要: A content distribution network (CDN) comprising a hierarchy of content storage nodes (CSNs) or caches having storage space that is allocated between local space for storing locally popular content objects and federated space for storing a portion of the less popular content objects. Local space and federated space based upon changes in content object popularity and/or other utility factors. Optionally, parent/child (upstream/downstream) communication paths are used to migrate content between CSNs or caches of the same or different hierarchical levels to avoid utilizing higher price top hierarchical level communications channels.

    摘要翻译: 内容分发网络(CDN)包括内容存储节点(CSN)的层次结构或具有在用于存储本地流行的内容对象的本地空间之间分配的存储空间的高速缓存,以及用于存储不太受欢迎的内容对象的一部分的联合空间。 基于内容对象流行度和/或其他效用因素的变化的本地空间和联合空间。 可选地,父/子(上游/下游)通信路径用于在相同或不同分层级别的CSN或高速缓存之间迁移内容,以避免使用更高价格的顶级分层级通信信道。

    TOPOLOGY AWARE CACHE COOPERATION
    10.
    发明申请
    TOPOLOGY AWARE CACHE COOPERATION 有权
    拓扑知识高速缓存协作

    公开(公告)号:US20100217869A1

    公开(公告)日:2010-08-26

    申请号:US12551257

    申请日:2009-08-31

    摘要: A content distribution network (CDN) comprising a hierarchy of content storage nodes (CSNs) or caches having storage space that is allocated between local space for storing locally popular content objects and federated space for storing a portion of the less popular content objects. Local space and federated space based upon changes in content object popularity and/or other utility factors. Optionally, parent/child (upstream/downstream) communication paths are used to migrate content between CSNs or caches of the same or different hierarchical levels to avoid utilizing higher price top hierarchical level communications channels.

    摘要翻译: 内容分发网络(CDN)包括内容存储节点(CSN)的层次结构或具有在用于存储本地流行的内容对象的本地空间之间分配的存储空间的高速缓存,以及用于存储不太受欢迎的内容对象的一部分的联合空间。 基于内容对象流行度和/或其他效用因素的变化的本地空间和联合空间。 可选地,父/子(上游/下游)通信路径用于在相同或不同分层级别的CSN或高速缓存之间迁移内容,以避免使用更高价格的顶级分层级通信信道。