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    • 1. 发明授权
    • Efficient provision of a multicast service by switching between multicast services in a mobile communication system
    • 通过在移动通信系统中的多播服务之间进行切换来高效地提供多播服务
    • US08406765B2
    • 2013-03-26
    • US12159740
    • 2007-01-23
    • Osvaldo GonsaRalf BeckerRolf HakenbergJose Luis Rey
    • Osvaldo GonsaRalf BeckerRolf HakenbergJose Luis Rey
    • H04W36/00H04W4/00H04M3/42
    • H04W72/005H04L65/1016H04L65/403H04L65/4061H04L65/4076
    • The invention relates to a method for efficiently providing a bidirectional multicast service (e.g. IMS) to a user equipment (105), located in a radio cell, controlled by a control entity (104). For the downlink data of the bidirectional service a downlink multicast service (e.g. MBMS) is utilized. In case the control entity (e.g. RNC) decides for a point-to-point radio link to the UE, the bidirectional service is notified and system resources, established for the bidirectional service are utilized for providing the bidirectional service downlink data. This includes radio resources in the radio access network and may include connections in the core network. Optionally, the downlink multicast service may be de-activated for the specific mobile terminal, but the system resources already established may be maintained. The invention further relates to a network entity in the CN or in the RAN for configuring system resources and for forwarding the multicast service data to the UE.
    • 本发明涉及一种用于向由控制实体(104)控制的位于无线电小区中的用户设备(105)有效提供双向多播服务(例如IMS)的方法。 对于双向服务的下行链路数据,使用下行链路多播服务(例如MBMS)。 在控制实体(例如RNC)确定到UE的点对点无线链路的情况下,通知双向业务,为双向业务建立的系统资源用于提供双向业务下行数据。 这包括无线电接入网络中的无线电资源,并且可以包括核心网络中的连接。 可选地,可以针对特定移动终端去激活下行链路多播服务,但是可以维护已建立的系统资源。 本发明还涉及CN或RAN中的网络实体,用于配置系统资源并将组播服务数据转发给UE。
    • 2. 发明授权
    • Inter-domain group-communications
    • 域间群组通信
    • US08576763B2
    • 2013-11-05
    • US12159751
    • 2007-01-25
    • Osvaldo GonsaRalf BeckerRolf HakenbergJose Luis Rey
    • Osvaldo GonsaRalf BeckerRolf HakenbergJose Luis Rey
    • H04L12/28H04J3/26
    • H04L12/1818H04L12/1854H04L12/1886H04L12/189H04W4/06H04W4/10H04W76/45
    • The invention relates to group communication services, i.e. communication services involving two or more users (or service participants). The invention provides a method for distributing multicast data of a multicast service to different domains and a method for distributing multicast data to service participants in a domain. Further, the invention relates to a control node and system implementing the respective methods. To improve resource utilization when providing a multicast service, including inter alia PoC services, to service participants the invention provides mechanisms to avoid unnecessary multiplication of multicast data in the distribution tree for multicast services with service participants of different domains. For this purpose the controlling node that is initiating the multicast service upon request determined to which domains the multicast data is to be provided and only forwards the multicast data on a per-domain basis. Another aspect of the invention is the avoidance of unnecessary duplications of multicast data within individual domains.
    • 本发明涉及组通信服务,即涉及两个或多个用户(或服务参与者)的通信服务。 本发明提供了一种用于将组播服务的组播数据分发到不同域的方法,以及用于向组中的服务参与者分发组播数据的方法。 此外,本发明涉及实现各方法的控制节点和系统。 为了提供包括PoC业务在内的多播服务提供资源利用,本发明提供了一种机制,以避免多播服务的分发树中的组播数据与不同域的服务参与者不必要地相乘。 为此,根据请求发起多播服务的控制节点确定将要提供多播数据的哪个域,并且仅在每个域的基础上转发多播数据。 本发明的另一方面是避免了在各个域内的组播数据的不必要的重复。
    • 3. 发明授权
    • Adaptive and scalable QoS architecture for single-bearer multicast/broadcast services
    • 用于单载波组播/广播服务的自适应和可扩展的QoS架构
    • US08331365B2
    • 2012-12-11
    • US11630028
    • 2005-06-17
    • Jose Luis ReyIvica RimacRolf Hakenberg
    • Jose Luis ReyIvica RimacRolf Hakenberg
    • H04L12/28
    • H04W28/06H04L12/1836H04L12/189H04W4/18
    • The present invention relates to a method for filtering a multiplexed packet stream in a network entity of the core network or the radio access network of a mobile communication system. The multiplexed packet stream provides a multicast or broadcast service and is delivered from a service center via the network entity to a mobile terminal. Further, the network entity comprises a service manager providing a quality-of-service management function. The invention further relates to a network entity provided with filtering capabilities, as well as to a communication system comprising the network entity. To provide an adaptive multimedia broadcast/multicast service QoS architecture that is scalable to a great number of users the invention suggests providing the service in form of a multiplexed packet stream via a single bearer service an equipping nodes within the distribution tree of the service filter capability allowing to filter the multiplexed stream based on the downlink quality-of-service constraints obtained from a service manager.
    • 本发明涉及一种在核心网络或移动通信系统的无线电接入网络的网络实体中过滤复用分组流的方法。 复用的分组流提供多播或广播服务,并且经由网络实体从服务中心传送到移动终端。 此外,网络实体包括提供服务质量管理功能的服务管理器。 本发明还涉及一种提供过滤功能的网络实体,以及包括网络实体的通信系统。 为了提供可扩展到大量用户的自适应多媒体广播/组播服务QoS架构,本发明建议经由单一承载服务以多路复用分组流的形式提供服务,在服务滤波器能力的分发树中配备节点 允许基于从服务管理器获得的下行链路服务质量约束来过滤多路复用流。
    • 4. 发明授权
    • Adaptive and scalable QoS architecture for multi-bearer multicast/broadcast services
    • 适用于多承载组播/广播服务的QoS架构
    • US07957738B2
    • 2011-06-07
    • US11630027
    • 2005-06-17
    • Jose Luis ReyIvica RimacRolf Hakenberg
    • Jose Luis ReyIvica RimacRolf Hakenberg
    • H04W4/00
    • H04L12/18H04L47/15H04L47/70H04L47/805H04L47/806H04L47/824
    • The invention relates to a method for filtering and a network entity of the core network or the radio access network of a mobile communication system filtering streams belonging to a single user service. The packet streams, each being transported by a bearer service, provide a multicast or broadcast service and is delivered from a service center via the network entity to a mobile terminal. The network entity comprises a service manager providing a quality-of-service management function. The invention further relates to a communication system comprising the network entity. To provide an adaptive multimedia broadcast/multicast service QoS architecture that is scalable to a great number of users, the invention suggests providing the service in form of a packet streams, each being provided via a single bearer service, and equipping nodes within the distribution tree of the service filter capability allowing to (de)register bearer services providing the service based on the downlink quality-of-service constraints obtained from a service manager.
    • 本发明涉及用于过滤核心网络或移动通信系统的无线接入网络的网络实体的方法,其过滤属于单个用户服务的流。 每个由承载服务传送的分组流提供多播或广播服务,并且经由网络实体从服务中心传送到移动终端。 网络实体包括提供服务质量管理功能的服务管理器。 本发明还涉及包括网络实体的通信系统。 为了提供可扩展到大量用户的自适应多媒体广播/多播服务QoS架构,本发明建议以分组流的形式提供服务,每个分组流通过单个承载服务提供,并且为分配树中的节点提供装备 服务过滤器能力允许(de)基于从服务管理器获得的下行链路服务质量约束注册提供服务的承载服务。
    • 6. 发明申请
    • ESTABLISHMENT OF MEDIA SESSIONS WITH MEDIA ADAPTATION
    • 建立媒体会议与媒体适应
    • US20090172170A1
    • 2009-07-02
    • US12064782
    • 2006-08-10
    • Jose Luis Rey
    • Jose Luis Rey
    • G06F15/16G06F15/173
    • H04L29/06027H04L65/1069H04L65/605
    • The present invention relates to a method and terminal for reporting media format adaptation resources to convert a media format of a media stream of a media session to be established between terminals through a packet switched communications network towards a requesting terminal. The invention further relates to a method and NSIS router for reporting media format adaptation resources for converting a media format of a media stream of a media session to be established between terminals. To allow terminals to establish a media session utilizing media adaptation, the invention provides a NSIS (Next Step In Signaling) based signaling framework facilitating the detection and reservation of media adaptation resources on (and off) a media data path on which media data are transported utilizing a media transport protocol among terminals participating in the session.
    • 本发明涉及用于报告媒体格式适配资源的方法和终端,以通过分组交换通信网络向请求终端转换要在终端之间建立的媒体会话的媒体流的媒体格式。 本发明还涉及一种用于报告用于转换要在终端之间建立的媒体会话的媒体流的媒体格式的媒体格式适配资源的方法和NSIS路由器。 为了允许终端利用媒体适配来建立媒体会话,本发明提供了一种基于信令的NSIS(下一步信令)信令框架,便于在媒体数据路径上(或关闭)媒体数据路径上检测和预留媒体数据路径 利用参与会话的终端之间的媒体传输协议。
    • 9. 发明授权
    • Establishment of media sessions with media adaptation
    • 建立媒体适应媒体会议
    • US07958242B2
    • 2011-06-07
    • US12064782
    • 2006-08-10
    • Jose Luis Rey
    • Jose Luis Rey
    • G06F15/173
    • H04L29/06027H04L65/1069H04L65/605
    • The present invention relates to a method and terminal for reporting media format adaptation resources to convert a media format of a media stream of a media session to be established between terminals through a packet switched communications network towards a requesting terminal. The invention further relates to a method and NSIS router for reporting media format adaptation resources for converting a media format of a media stream of a media session to be established between terminals. To allow terminals to establish a media session utilizing media adaptation, the invention provides a NSIS (Next Step In Signaling) based signaling framework facilitating the detection and reservation of media adaptation resources on (and off) a media data path on which media data are transported utilizing a media transport protocol among terminals participating in the session.
    • 本发明涉及用于报告媒体格式适配资源的方法和终端,以通过分组交换通信网络向请求终端转换要在终端之间建立的媒体会话的媒体流的媒体格式。 本发明还涉及一种用于报告用于转换要在终端之间建立的媒体会话的媒体流的媒体格式的媒体格式适配资源的方法和NSIS路由器。 为了允许终端利用媒体适配来建立媒体会话,本发明提供了一种基于信令的NSIS(下一步信令)信令框架,便于在媒体数据路径上(或关闭)媒体数据路径上检测和预留媒体数据路径 利用参与会话的终端之间的媒体传输协议。
    • 10. 发明申请
    • DETERMINISTIC FEEDBACK CONTROL FOR MULTICAST OR BROADCAST SERVICES
    • 多媒体或广播服务的确定反馈控制
    • US20090213775A1
    • 2009-08-27
    • US11574472
    • 2005-07-13
    • Jose Luis ReyIvica RimacRolf HakenbergRalf BeckerAkito Fukui
    • Jose Luis ReyIvica RimacRolf HakenbergRalf BeckerAkito Fukui
    • H04H20/71
    • H04L12/18H04L12/1863H04L12/189H04W4/06H04W28/06
    • The invention relates to a method for controlling the transmission of feedback of mobile terminals receiving via an air interface of a mobile communication system a multicast or broadcast service transmitted or forwarded by a feedback control entity and to a mobile terminal, the feedback control entity using this method. Further, a communication system comprising a feedback control entity and a mobile terminal receiving a multicast or broadcast service is provided. To enable configurable and adaptive feedback for multicast or broadcast services provided via an air interface maintaining the end-to-end session concept the invention suggests that a feedback control entity deterministically selects a subset of the mobile terminals of the mobile communication system and which receive the multicast or broadcast service for providing feedback to the feedback control entity. In one embodiment of the invention the terminals are instructed to start or stop feedback provision by the feedback control entity by means of signaling.
    • 本发明涉及一种用于控制通过移动通信系统的空中接口接收通过反馈控制实体发送或转发的多播或广播服务的移动终端的反馈传输到移动终端的方法,该反馈控制实体使用该 方法。 此外,提供了包括反馈控制实体和接收多播或广播服务的移动终端的通信系统。 为了能够通过保持端到端会话概念的空中接口提供的组播或广播服务的可配置和自适应反馈,本发明建议反馈控制实体确定地选择移动通信系统的移动终端的子集, 多播或广播服务,用于向反馈控制实体提供反馈。 在本发明的一个实施例中,指示终端通过信令启动或停止反馈控制实体的反馈提供。