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    • 111. 发明申请
    • Apparatus and method for transmitting/receiving packet data in a mobile communication system
    • 用于在移动通信系统中发送/接收分组数据的装置和方法
    • US20070230406A1
    • 2007-10-04
    • US11726738
    • 2007-03-22
    • Dong-Hee KimBeom-Sik BaeHwan-Joon KwonJae-Chon YuJin-Hyu HanYu-Chul Kim
    • Dong-Hee KimBeom-Sik BaeHwan-Joon KwonJae-Chon YuJin-Hyu HanYu-Chul Kim
    • H04B7/216
    • H04L5/0044H04L5/0005H04W28/06
    • A packet data transmitting/receiving method in a mobile communication system. The transmission method includes determining whether to transmit a plurality of packet data in one slot; and transmitting a Primary Control Preamble (PCP) having a specific preamble pattern, a coded control channel, and packet data, if it is determined to transmit a plurality of packet data in one slot. The reception method includes detecting a preamble from a signal received from a base station; determining whether the detected preamble is a Primary Control Preamble (PCP) having a specific preamble pattern; decoding coded control channels, and checking a Media Access Control Identifier (MAC ID) in the decoded control channels, if the detected preamble is a PCP; determining whether the MAC ID in the control channels is identical to a MAC ID of a terminal; and decoding corresponding packet data if the MAC IDs are identical.
    • 一种移动通信系统中的分组数据发送/接收方法。 发送方法包括:确定是否在一个时隙中发送多个分组数据; 以及如果确定在一个时隙中发送多个分组数据,则发送具有特定前导码模式的主控制前同步码(PCP),编码控制信道和分组数据。 接收方法包括:从基站接收的信号中检测前同步码; 确定检测到的前导码是否是具有特定前同步码模式的主控制前同步码(PCP); 解码编码的控制信道,并且如果检测到的前导码是PCP,则检查解码控制信道中的媒体访问控制标识符(MAC ID); 确定控制信道中的MAC ID是否与终端的MAC ID相同; 并且如果MAC ID相同,则对相应的分组数据进行解码。
    • 118. 发明申请
    • METHOD AND APPARATUS FOR TRANSMITTING/RECEIVING DOWNLINK DATA IN WIRELESS COMMUNICATION NETWORK
    • 用于在无线通信网络中发送/接收下行链路数据的方法和装置
    • US20100284359A1
    • 2010-11-11
    • US12810955
    • 2008-12-26
    • Dong-Hee KimHwan-Joon KwonJae-Chon YuYeon-Ju LimCheol MunJong-Gwan Yook
    • Dong-Hee KimHwan-Joon KwonJae-Chon YuYeon-Ju LimCheol MunJong-Gwan Yook
    • H04W72/12H04L27/28
    • H04B7/024H04B7/0617H04B7/0632H04B7/0639
    • Disclosed is C-SDMA and C-BF technology for effectively suppressing inter-cell interference from neighboring BTSs only by using partial channel information delivered from an AT over a limited uplink feedback channel in a collaborative wireless communication system employing an FDD scheme and including neighboring BTSs connected to each other through a high-speed wireline communication network. C-SDMA technology makes it possible to select the optimal feedback scheme by considering uplink feedback channel capacity allowed in the system. C-BF technology uses information on beamforming signal weight and main beamforming interference weight vectors to suppress collision between formed by weights that each BTS uses, thereby improving system transmission capacity. Technology providing higher system capacity is adaptively selected from among C-SDMA and C-BF by using limited feedback information, so that high system capacity is provided in various environmental conditions.
    • 公开了C-SDMA和C-BF技术,其仅通过在采用FDD方案并且包括相邻BTS的协作无线通信系统中通过有限上行链路反馈信道从AT传送的部分信道信息来有效地抑制来自相邻BTS的小区间干扰 通过高速有线通信网络相互连接。 C-SDMA技术可以通过考虑系统中允许的上行链路反馈信道容量来选择最佳反馈方案。 C-BF技术使用关于波束成形信号权重和主波束形成干扰权重向量的信息来抑制由每个BTS使用的加权形成的冲突,从而提高系统传输容量。 通过使用有限的反馈信息,从C-SDMA和C-BF中自适应地选择提供更高系统容量的技术,从而在各种环境条件下提供高系统容量。