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    • 4. 发明申请
    • METHOD FOR TRANSMITTING RESPONSE MESSAGE OF RANDOM ACCESS IN CELLULAR SYSTEM AND METHOD OF RANDOM ACCESS USING THE SAME
    • 用于在蜂窝系统中发送随机访问的响应消息的方法和使用该方法的随机访问方法
    • US20100238872A1
    • 2010-09-23
    • US12438524
    • 2007-08-23
    • Jae-Heung KimKyoung-Seok LeeJung-Im Kim
    • Jae-Heung KimKyoung-Seok LeeJung-Im Kim
    • H04W4/00
    • H04W74/008H04W36/08H04W72/14H04W74/0833
    • Provided is an asynchronous random access method in a packet-based cellular system, which includes the steps of: receiving a preamble from a mobile station; checking the received preamble to see whether the mobile station includes a mobile station identifier assigned by the base station; when the mobile station does not have a mobile station identifier, allocating first scheduling information to a control information block, allocating a first response message including a mobile station identifier assigned by the base station to a downlink shared channel, and transmitting the control information block and the downlink shared channel to the mobile station; and when the mobile station includes the mobile station identifier, allocating second scheduling information to the control information block, allocating a second response message without the mobile station identifier to the downlink shared channel, and transmitting the control information block and the downlink shared channel to the mobile station.
    • 提供了一种基于分组的蜂窝系统中的异步随机接入方法,其包括以下步骤:从移动台接收前导码; 检查所接收的前导码,以查看移动站是否包括由基站分配的移动台标识符; 当移动台不具有移动台标识符时,向控制信息块分配第一调度信息,将由基站分配的移动台标识符的第一响应消息分配给下行链路共享信道,并且发送控制信息块和 下行链路共享信道到移动台; 并且当移动站包括移动站标识符时,向控制信息块分配第二调度信息,向下行链路共享信道分配没有移动站标识符的第二响应消息,并将控制信息块和下行链路共享信道发送到 移动台。
    • 5. 发明申请
    • DOWNLINK RECEPTION INDICATION METHOD IN PACKET BASED MOBILE COMMUNICATION SYSTEM
    • 基于分组的移动通信系统中的下行接收指示方法
    • US20100111028A1
    • 2010-05-06
    • US12638385
    • 2009-12-15
    • Jae-Heung KIMKyoung-Seok LeeJung-Im KimByung-Han RyuSeung-Chan Bang
    • Jae-Heung KIMKyoung-Seok LeeJung-Im KimByung-Han RyuSeung-Chan Bang
    • H04W72/04
    • H04W76/28H04W56/0005H04W74/00
    • Provided is a method for indicating a mobile station maintaining radio resource control (RRC) connection but not maintaining uplink physical layer synchronization to receive downlink signals when packet data to be transmitted to the mobile station are generated to thereby make the mobile station start uplink signal transmission. The method includes: (a) allocating a random access preamble index and generating a downlink signal reception indication message including the allocated random access preamble index in a base station; (b) transmitting the generated downlink signal reception indication message to the mobile station; (c) forming a response message to random access, when a preamble signal designated by the random access preamble index is transmitted from the mobile station in response to the downlink signal reception indication message; and (d) transmitting the response message to random access to the mobile station to thereby control uplink physical layer synchronization.
    • 提供了一种用于指示移动台维持无线电资源控制(RRC)连接但不保持上行链路物理层同步以在发送到移动台的分组数据被生成以接收下行链路信号的方法,从而使得移动站启动上行链路信号传输 。 该方法包括:(a)分配随机接入前导索引,并在基站中产生包括所分配的随机接入前导码索引的下行链路信号接收指示消息; (b)向移动台发送所生成的下行链路信号接收指示消息; (c)响应于所述下行链路信号接收指示消息从所述移动台发送由所述随机接入前导码索引指定的前导信号时,形成随机接入的响应消息; 和(d)将所述响应消息发送到对所述移动站的随机接入,从而控制上行链路物理层同步。