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    • 2. 发明授权
    • Method for resuming header decompression in a multimedia broadcast/multicast service system
    • 在多媒体广播/组播服务系统中恢复报头解压缩的方法
    • US07450547B2
    • 2008-11-11
    • US11063348
    • 2005-02-14
    • Soeng-Hun KimKook-Heui LeeSung-Ho ChoiGert Jan Van Lieshout
    • Soeng-Hun KimKook-Heui LeeSung-Ho ChoiGert Jan Van Lieshout
    • H04Q7/00
    • H04L65/607H04L29/06027H04L65/608H04L69/04H04W28/06H04W36/0033
    • Disclosed is a method for resuming header decompression by receiving multimedia broadcast/multicast service (MBMS) packet data having compressed headers in a mobile communication system providing the MBMS. The method includes the steps of detecting a moving of user equipment (UE) receiving the MBMS into a new cell from an old cell, copying and storing old header decompression context information used in the old cell, initializing a dynamic part to decompress headers of packet data for the MBMS and waiting for an IR-DYN packet until the IR-DYN packet has been received in the UE, in order to update the old header decompression information, creating a new header decompression context through updating the old header decompression information by using the IR-DYN packet when the IR-DYN packet has been received in the UE, and decompressing the headers of the packet data for the MBMS transmitted from the new cell by using the new header decompression context.
    • 公开了一种通过在提供MBMS的移动通信系统中接收具有压缩报头的多媒体广播/组播服务(MBMS)分组数据来恢复报头解压缩的方法。 该方法包括以下步骤:从旧单元检测接收MBMS的用户设备(UE)移动到新小区中的步骤,复制和存储在旧小区中使用的旧报头解压缩上下文信息,初始化动态部分以解压缩报文的报头 用于MBMS并等待IR-DYN分组的数据,直到在UE中已经接收到IR-DYN分组为了更新旧的报头解压缩信息,通过使用更新旧的报头解压缩信息来创建新的报头解压缩上下文 当在UE中接收到IR-DYN分组时,IR-DYN分组,并且通过使用新的报头解压缩上下文解压缩从新小区发送的MBMS的分组数据的报头。
    • 5. 发明授权
    • Selective combining method and apparatus in a mobile communication system
    • 移动通信系统中的选择性组合方法和装置
    • US07751403B2
    • 2010-07-06
    • US11026112
    • 2004-12-30
    • Soeng-Hun KimKook-Heui LeeSung-Ho ChoiGert Jan Van Lieshout
    • Soeng-Hun KimKook-Heui LeeSung-Ho ChoiGert Jan Van Lieshout
    • H04L12/28H04L12/56
    • H04W36/18H04B7/022H04W4/06
    • An apparatus and method for selectively combining broadcast data packets from a plurality of cells in a user equipment (UE). A selective combiner stores a received broadcast data packet in a buffer if a sequence number of the broadcast data packet received from the plurality of cells does not fall within a reception window, and stores the received broadcast data packet in the buffer if a sequence number of the received broadcast data packet falls within the reception window but has not been stored in the buffer. The selective combiner updates the reception window if a sequence number of the received broadcast data packet does not fall within the reception window, and discards the received broadcast data packet if a sequence number of the received broadcast data packet falls within the reception window but has been stored in the buffer.
    • 一种用于选择性地组合来自用户设备(UE)中的多个小区的广播数据分组的装置和方法。 如果从多个小区接收到的广播数据分组的序列号不在接收窗口内,则选择性组合器将接收到的广播数据分组存储在缓冲器中,并且如果接收的广播数据分组的序列号为 所接收的广播数据分组落在接收窗口内,但尚未存储在缓冲器中。 如果所接收的广播数据分组的序列号不在接收窗口内,则选择性组合器更新接收窗口,并且如果所接收的广播数据分组的序列号落在接收窗口内但是已经被接收到的广播数据分组丢弃 存储在缓冲区中。
    • 9. 发明授权
    • Apparatus and method for transmitting/receiving control information for supporting multimedia broadcast/multicast service
    • 用于发送/接收用于支持多媒体广播/组播服务的控制信息的装置和方法
    • US08614971B2
    • 2013-12-24
    • US10845001
    • 2004-05-13
    • Soeng-Hun KimSung-Ho ChoiKook-Heui LeeJoon-Goo ParkSung-Oh HwangEun-Jung KimKyeong-In Jeong
    • Soeng-Hun KimSung-Ho ChoiKook-Heui LeeJoon-Goo ParkSung-Oh HwangEun-Jung KimKyeong-In Jeong
    • H04H20/71H04B7/216H04J3/26
    • H04W72/02H04W4/06H04W48/08
    • A mobile communication system supporting an MBMS service includes a Node B having a plurality of transport channels and at least one UE communicating with the Node B. The Node B selects a transport channel for MBMS control information among a plurality of transport channels mapped to a secondary common control physical channel; transmits a system information block indicating the selected transport channel to a cell area where UEs are located, using a primary common control physical channel; and transmits the MBMS control information to the cell area using the selected transport channel. The UE receives a system information block indicating a transport channel selected to transmit MBMS control information among a plurality of transport channels mapped to a secondary common control physical channel, over a primary common control physical channel; receives the MBMS control information over the selected transport channel among the plurality of the transport channels, using the system information block; and receives the MBMS service using the MBMS control information.
    • 支持MBMS服务的移动通信系统包括具有多个传输信道的节点B和与节点B通信的至少一个UE。节点B在映射到次要节点的多个传输信道中选择用于MBMS控制信息的传输信道 通用控制物理通道; 使用主公共控制物理信道将指示所选择的传输信道的系统信息块发送到UE所在的小区区域; 并使用所选择的传输信道将MBMS控制信息发送到小区区域。 UE通过主公共控制物理信道接收指示被映射到辅助公共控制物理信道的多个传输信道中的MBMS控制信息选择的传输信道的系统信息块; 使用所述系统信息块在所述多个传输信道中通过所选择的传输信道接收MBMS控制信息; 并使用MBMS控制信息接收MBMS服务。