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    • 3. 发明申请
    • Adaptive bearer configuration for broadcast/multicast service
    • 广播/组播业务的自适应承载配置
    • US20070117579A1
    • 2007-05-24
    • US11286801
    • 2005-11-23
    • Zhijun CaiMansoor AhmedRobert Harrison
    • Zhijun CaiMansoor AhmedRobert Harrison
    • H04Q7/20
    • H04W72/005H04L1/0003H04L1/0009H04L1/0026H04W48/12H04W76/40
    • A method and apparatus for providing adaptive bearer configuration for MBMS delivery is disclosed. A first aspect of the present disclosure is a method of operating a wireless infrastructure entity (103) wherein a common radio resource (303) is allocated for receiving a response from at least one mobile station (109). A request message, similar to a request for counting, is broadcast to all mobile stations (109) within a coverage area (105. If at least one mobile station (109) responds to the request, PTM transmission mode will be used for MBMS delivery within the given coverage area (105). If more than one mobile station (109) within the coverage area (105) responds to the request, then all the responses will be over the common radio resource (303). The total number of responses to the request message may be limited by providing a probability factor within the request message.
    • 公开了一种用于提供用于MBMS传送的自适应承载配置的方法和装置。 本公开的第一方面是一种操作无线基础设施实体(103)的方法,其中公共无线电资源(303)被分配用于从至少一个移动站(109)接收响应。 向覆盖区域内的所有移动站(109)广播与计数类似的请求消息,如果至少一个移动站(109)响应该请求,PTM传输模式将被用于MBMS传送 在所述覆盖区域(105)内,如果所述覆盖区域(105)内的多于一个的移动台(109)对所述请求作出响应,则所有响应都将在公共无线电资源(303)上,所述响应的总数 可以通过在请求消息内提供概率因子来限制请求消息。
    • 4. 发明申请
    • Method and apparatus to facilitate macrodiversity reception
    • 促进宏观分类接收的方法和装置
    • US20060098676A1
    • 2006-05-11
    • US10983400
    • 2004-11-08
    • Zhijun CaiMansoor AhmedRobert Harrison
    • Zhijun CaiMansoor AhmedRobert Harrison
    • H04J3/26
    • H04W72/005H04W40/24
    • Separate Radio Network Controllers (11 and 13) exchange (31) neighboring cell information between one another. This information is used (32), in turn, to facilitate macrodiversity reception of multicast content. By one approach, a receiver node (16) receives this neighboring cell information which facilitates compatible reception of corresponding multicast content. The receiver node uses differing synchronization techniques (43 and 44) depending upon whether or not the multicast content is sourced by base stations that share a common Radio Network Controller. Pursuant to one technique having particular use when the base stations do not share a common Radio Network Controller, the receiver node compares the bearer content of at least one selected data block from one received multicast stream with the bearer content of a selected data block from another multicast stream.
    • 独立无线电网络控制器(11和13)在彼此之间交换(31)相邻小区信息。 使用该信息(32),进而促进组播内容的宏分集接收。 通过一种方法,接收机节点(16)接收有助于相应多播内容的兼容接收的该相邻小区信息。 接收机节点使用不同的同步技术(43和44),这取决于组播内容是否由共享公共无线电网络控制器的基站提供。 根据一种在基站不共用公共无线电网络控制器时具有特殊用途的技术,接收机节点将来自一个接收的多播流的至少一个所选数据块的承载内容与所选数据块的承载内容从另一个 多播流。
    • 7. 发明申请
    • Adaptive bearer configuration for broadcast/multicast service using received response information
    • 使用接收到的响应信息的广播/多播服务的自适应承载配置
    • US20070117518A1
    • 2007-05-24
    • US11286799
    • 2005-11-23
    • Zhijun CaiMansoor AhmedRobert Harrison
    • Zhijun CaiMansoor AhmedRobert Harrison
    • H04B17/00
    • H04W72/005H04B17/336
    • A method and apparatus for providing adaptive bearer configuration for MBMS delivery is disclosed. A first aspect of the present disclosure is a method of operating a wireless infrastructure entity (103) wherein a plurality of common radio resources (303) are allocated for receiving combined responses from a plurality of mobile stations (109). A request message, similar to a request for counting, is broadcast to all mobile stations (109) within a coverage area (105) and may indicate a range, for example a signal-to-noise-and-interference ratio range. Mobile stations (109) responding to the request, use specific resources (303) corresponding to respective range values. The infrastructure (103) may use the received information to determine a modulation and coding scheme for PTM broadcast. The total number of responses to the request message may be limited by providing a probability factor within the request message.
    • 公开了一种用于提供用于MBMS传送的自适应承载配置的方法和装置。 本公开的第一方面是一种操作无线基础设施实体(103)的方法,其中分配多个公共无线电资源(303)用于从多个移动台(109)接收组合的响应。 向覆盖区域(105)内的所有移动台(109)广播类似于计数请求的请求消息,并且可以指示范围,例如信噪比干扰比范围。 响应该请求的移动站(109)使用与各个范围值对应的特定资源(303)。 基础设施(103)可以使用所接收的信息来确定用于PTM广播的调制和编码方案。 可以通过在请求消息内提供概率因子来限制对请求消息的响应的总数。
    • 8. 发明申请
    • Partially coherent transmission for a multi-carrier communication system
    • 用于多载波通信系统的部分相干传输
    • US20070081448A1
    • 2007-04-12
    • US11244927
    • 2005-10-06
    • Mansoor AhmedZhijun CaiRobert Harrison
    • Mansoor AhmedZhijun CaiRobert Harrison
    • H04J11/00
    • H04L5/0023H04L1/0041
    • A method and apparatus for performing partially coherent Multiple Input Multiple Output (MIMO) transmissions within a multi-carrier communication system is provided herein. During operation similar information bits enter each base station (401, 402). The information bits are encoded by each base station to produce a plurality of systematic bits and parity check bits. Each base station produces a set of similar systematic/parity bits and dissimilar systematic/parity bits. The similar bits are modulated and transmitted using the same resource elements. The remaining symbols are transmitted on any resource elements. Thus the transmissions from multiple base stations are received by the UE partially coherently. Since the same fraction of systematic bits are transmitted from each base station, the transmissions are homogeneous and hence can be received and decoded equally well in any cell are outside the handover region (i.e. closer to base station).
    • 本文提供了一种用于在多载波通信系统内执行部分相干多输入多输出(MIMO)传输的方法和装置。 在操作期间,类似的信息位进入每个基站(401,402)。 信息比特由每个基站编码以产生多个系统比特和奇偶校验比特。 每个基站产生一组相似的系统/奇偶校验位和不同的系统/奇偶校验位。 使用相同的资源元素调制和发送类似的比特。 剩余的符号在任何资源元素上传输。 因此,来自多个基站的传输由UE部分地相干地接收。 由于相同部分的系统比特从每个基站发送,所以传输是均匀的,因此可以在任何小区中接收和解码同样好地在切换区域之外(即更靠近基站)。