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    • 7. 发明授权
    • Apparatus and method for controlling packet data to provide multimedia broadcast/multicast services in a CDMA mobile communication system
    • 用于控制分组数据以在CDMA移动通信系统中提供多媒体广播/组播服务的装置和方法
    • US07693112B2
    • 2010-04-06
    • US10387029
    • 2003-03-12
    • Jin-Weon ChangKook-Heui LeeSung-Hoon KimJoon-Goo Park
    • Jin-Weon ChangKook-Heui LeeSung-Hoon KimJoon-Goo Park
    • H04B7/216
    • H04W76/40H04W56/00H04W72/005H04W88/18
    • An apparatus and method for providing multimedia broadcast and multicast services in a CDMA (Code Division Multiple Access) mobile communication system. The apparatus and method enable a common MBMC (Multimedia Broadcast/Multicast Control) layer to be allocated between a plurality of cells, enable MBMC layers to be classified on the basis of types of services, and use the classified MBMC layers. That is, individual MBMC layers do not have to store large-capacity data because a unique service or transmission rate in each of cells is based on a slow rate, and the individual MBMC layers corresponding to respective cells process a service requiring complex scheduling. Moreover, the apparatus and method enable the same information to be provided to a plurality of cells and enable a streaming-type service to be processed in a common MBMC layer commonly used in the cells. The apparatus and method can not only reduce an overhead of storage and processing devices but also minimize a time difference between broadcast and multicast timings of different cells, by enabling the common MBMC layer to commonly process MBMS information for the plurality of cells.
    • 一种用于在CDMA(码分多址)移动通信系统中提供多媒体广播和组播服务的装置和方法。 该装置和方法使得能够在多个小区之间分配公共MBMC(多媒体广播/多播控制)层,使得可以基于服务类型对MBMC层进行分类,并使用分类的MBMC层。 也就是说,单个MBMC层不必存储大容量数据,因为每个小区中的唯一服务或传输速率基于慢速率,并且对应于相应小区的各个MBMC层处理需要复杂调度的服务。 此外,该装置和方法使得能够向多个小区提供相同的信息,并且能够在小区中通常使用的公共MBMC层中处理流式服务。 该装置和方法不仅可以减少存储和处理设备的开销,而且通过使公共MBMC层能够共同处理多个小区的MBMS信息,从而最小化不同小区广播和组播定时之间的时差。