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    • 14. 发明授权
    • Device and method for performing handoff in mobile communication system
    • 在移动通信系统中进行切换的装置和方法
    • US6154652A
    • 2000-11-28
    • US206056
    • 1998-12-04
    • Su-Won ParkHyun-Jung Mun
    • Su-Won ParkHyun-Jung Mun
    • H04W24/10H04W36/08H04W36/18H04Q7/20
    • H04W36/0094
    • A mobile communication system transmitting data in frame unit includes a base station apparatus and a terminal apparatus. The transmitter has a controller having consecutive first and second frames each divided into a first interval and a second interval following the first interval. In a handoff mode, the controller transmits respective frame data in the first interval of the first frame and the second interval of the second frame and stops transmission of the data in the second interval of the first frame and the first interval of the second frame. Further, the terminal apparatus (i.e., mobile station) includes a receiver for processing received data, a handoff determiner for determining a handoff target base station by analyzing a strength of the received signal, and a controller applying to the receiver a signal transmitted from a present base station in the first interval of the first frame and the second interval of the second frame and applying to the handoff determiner signals transmitted from other base stations in the second interval of the first frame and the first interval of the second frame.
    • 以帧为单位发送数据的移动通信系统包括基站装置和终端装置。 发射机具有控制器,该控制器具有连续的第一和第二帧,每个帧被划分成第一间隔和第一间隔之后的第二间隔。 在切换模式中,控制器在第一帧的第一间隔和第二帧的第二间隔中发送各个帧数据,并停止在第一帧的第二间隔和第二帧的第一间隔中的数据的传输。 此外,终端装置(即,移动台)包括用于处理接收到的数据的接收机,用于通过分析接收信号的强度来确定切换目标基站的切换确定器,以及向接收机应用从 在第一帧的第一间隔和第二帧的第一间隔中存在当前基站,并且在第一帧的第二间隔和第二帧的第一间隔中应用于从其他基站发送的切换确定信号。
    • 18. 发明授权
    • Handoff method in a mobile communication system supporting transmission diversity
    • 支持传输分集的移动通信系统中的切换方法
    • US06609003B1
    • 2003-08-19
    • US09311546
    • 1999-05-13
    • Su-Won ParkSoon-Young YoonJae-Min Ahn
    • Su-Won ParkSoon-Young YoonJae-Min Ahn
    • H04Q720
    • H04W36/18H04B7/022H04W36/08
    • A method for performing a handoff when a mobile station receiving a transmission diversity signal travels from a first base station transmitting a signal in a transmission diversity mode of operation to a second base station transmitting a signal in the transmission diversity mode of operation. In the method, the mobile station communicates with the first base station in the transmission diversity mode of operation. Prior to performing handoff, the mobile station communicates with the first base station in a non-transmission diversity mode of operation. During the handoff, the mobile station communicates with the first and second base stations in the non-transmission diversity mode of operation. Upon completing the handoff, the mobile station communicates with the second base station in the non-transmission diversity mode of operation. After a predetermined time, the mobile station communicates with the second base station in the transmission diversity mode of operation. Other methods for performing the handoff are also provided where, for example, the mobile station and the base stations operate in the transmission diversity and the non-transmission diversity modes of operation.
    • 一种接收发送分集信号的移动台从发送分组发送模式的信号的第一基站到发送分集发送模式的信号的第二基站的切换的方法。 在该方法中,移动站在发送分集模式中与第一基站进行通信。 在执行切换之前,移动台以非传输分集操作模式与第一基站进行通信。 在切换期间,移动台以非传输分集操作模式与第一和第二基站进行通信。 在完成切换后,移动台以非传输分集操作模式与第二基站进行通信。 在预定时间之后,移动台以传输分集操作模式与第二基站进行通信。 还提供了用于执行切换的其他方法,其中例如移动台和基站以传输分集和非传输分集模式工作。
    • 20. 发明授权
    • Device and method for communicating packet data in mobile communication system
    • 用于在移动通信系统中传送分组数据的装置和方法
    • US06442152B1
    • 2002-08-27
    • US09352531
    • 1999-07-13
    • Su-Won ParkJin-Soo ParkSoon-Young YoonJae-Min AhnYoung-Ky KimDoo-Gyun Kim
    • Su-Won ParkJin-Soo ParkSoon-Young YoonJae-Min AhnYoung-Ky KimDoo-Gyun Kim
    • H04B7216
    • H04W72/0466H04B7/2628
    • Packet data communicating device and method in a CDMA communication system. According to a first embodiment, a transmitting device for a base station includes a data generator for generating frame data to be transmitted, a first mask generator for generating a long code mask for a forward common channel, a second mask generator for generating a long code mask for a forward common channel to be designated as dedicated to a specific mobile station, a selector for selecting one of the long code masks generated in the first and second mask generators, a long code generator for generating a long code with the selected long code mask, a scrambler for mixing the frame data received from the data generator and the long code received from the long code generator, and a transmitter for spreading the scrambled frame data, for transmission.
    • CDMA通信系统中的分组数据通信装置和方法。 根据第一实施例,一种用于基站的发送设备包括用于产生要发送的帧数据的数据发生器,用于产生用于正向公共信道的长码掩码的第一掩码发生器,用于生成长码的第二掩码发生器 用于指定为专用于特定移动站的前向公共信道的掩码,用于选择在第一和第二掩码生成器中生成的长码掩码之一的选择器,用于生成具有所选长码的长码的长码发生器 掩码,用于混合从数据发生器接收的帧数据和从​​长码发生器接收的长码的扰频器,以及用于扩展加扰帧数据的发射机用于传输。