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    • 1. 发明授权
    • Uplink synchronization request method in mobile communication system, CDMA allocation IE thereof, and apparatus using the same
    • 移动通信系统中的上行链路同步请求方法,CDMA分配IE以及使用该移动通信系统的装置
    • US08503404B2
    • 2013-08-06
    • US12304672
    • 2007-03-20
    • Sung-Kyung KimKwang-Jae LimChul-Sik YoonJee-Hwan Ahn
    • Sung-Kyung KimKwang-Jae LimChul-Sik YoonJee-Hwan Ahn
    • H04B7/216H04J3/06
    • H04W28/26H04W56/0075
    • The present invention relates to an uplink synchronization request method in a mobile communication system, a CDMA allocation information element structure thereof, and an apparatus using the same. For this purpose the uplink synchronization request method includes: when uplink traffic is generated, determining whether an uplink synchronization error occurs; when the uplink synchronization error occurs, calculating a timing adjustment value; and transmitting a bandwidth request code including the calculated timing adjustment value to a base station and performing a bandwidth request. According to the present invention, the PSS compares a reference adjustment value and an arrival time of a downlink preamble to calculate uplink synchronization timing and synchronize an uplink of the PSS that requests bandwidth allocation through a bandwidth request ranging process to thereby maximize resource use efficiency in the uplink synchronization.
    • 本发明涉及移动通信系统中的上行链路同步请求方法,其CDMA分配信息元素结构及其使用方法。 为此,上行链路同步请求方法包括:当产生上行流量时,确定是否发生上行链路同步错误; 当发生上行链路同步错误时,计算定时调整值; 以及将包括所计算的定时调整值的带宽请求代码发送到基站并执行带宽请求。 根据本发明,PSS比较参考调整值和下行链路前导码的到达时间,以计算上行链路同步定时,并通过带宽请求测距过程同步请求带宽分配的PSS的上行链路,从而最大化资源使用效率 上行同步。
    • 2. 发明申请
    • UPLINK SYNCHRONIZATION REQUEST METHOD IN MOBILE COMMUNICATION SYSTEM, CDMA ALLOCATION IE THEREOF, AND APPARATUS USING THE SAME
    • 移动通信系统中的上行同步请求方法,CDMA分配IE及其设备
    • US20090190560A1
    • 2009-07-30
    • US12304672
    • 2007-03-20
    • Sung-Kyung KimKwang-Jae LimChul-Sik YoonJee-Hwan Ahn
    • Sung-Kyung KimKwang-Jae LimChul-Sik YoonJee-Hwan Ahn
    • H04B7/216H04J3/06
    • H04W28/26H04W56/0075
    • The present invention relates to an uplink synchronization request method in a mobile communication system, a CDMA allocation information element structure thereof, and an apparatus using the same. For this purpose the uplink synchronization request method includes: when up-link traffic is generated, determining whether an uplink synchronization error occurs; when the uplink synchronization error occurs, calculating a timing adjustment value; and transmitting a bandwidth request code including the calculated timing adjustment value to a base station and performing a band-width request. According to the present invention, the PSS compares a reference adjustment value and an arrival time of a downlink preamble to calculate uplink synchronization timing and synchronize an uplink of the PSS that requests bandwidth allocation through a bandwidth request ranging process to thereby maximize resource use efficiency in the uplink synchronization.
    • 本发明涉及移动通信系统中的上行链路同步请求方法,其CDMA分配信息元素结构及其使用方法。 为此,上行链路同步请求方法包括:当生成上行链路业务时,确定是否发生上行链路同步错误; 当发生上行链路同步错误时,计算定时调整值; 以及将包括所计算的定时调整值的带宽请求代码发送到基站并执行带宽请求。 根据本发明,PSS比较参考调整值和下行链路前导码的到达时间,以计算上行链路同步定时,并通过带宽请求测距过程同步请求带宽分配的PSS的上行链路,从而最大化资源使用效率 上行同步。
    • 3. 发明申请
    • METHOD OF OPERATING RANDOM ACCESS CHANNEL IN MOBILE COMMUNICATION SYSTEM
    • 在移动通信系统中操作随机接入信道的方法
    • US20100009688A1
    • 2010-01-14
    • US12443276
    • 2007-04-03
    • Kwang-Jae LimSung-Kyung KimChul-Sik YoonJee-Hwan Ahn
    • Kwang-Jae LimSung-Kyung KimChul-Sik YoonJee-Hwan Ahn
    • H04W72/00
    • H04W74/0866H04W28/20
    • A random access channel operating method in a mobile communication system is provided. The random access channel operating method includes: (a) selecting a transmission mode according to a load of random access channel and performing transmission to a mobile terminal; (b) receiving a message having a format corresponding to the selected transmission mode from the mobile terminal; (c) determining whether or not a preamble or data is included in the message received in (b) receiving of the message; and (d) if the data is determined to be included in the (c) determining, transmitting a response message for data reception to the mobile terminal. Accordingly, use efficiency of a random access channel can be increased by measuring a system load of the random access channel in a base station and changing a transmission format of a burst transmitted through the random access channel according to the measured load level.
    • 提供了一种移动通信系统中的随机接入信道操作方法。 随机接入信道操作方法包括:(a)根据随机接入信道的负载选择发送模式,并向移动终端进行发送; (b)从移动终端接收具有与选择的传输模式对应的格式的消息; (c)确定在(b)消息的接收中接收到的消息中是否包括前导码或数据; 以及(d)如果确定数据被包括在(c)确定中,向移动终端发送用于数据接收的响应消息。 因此,可以通过测量基站中的随机接入信道的系统负载并根据测量的负载水平改变通过随机接入信道发送的脉冲串的发送格式,来增加随机接入信道的使用效率。
    • 4. 发明授权
    • Method of operating random access channel in mobile communication system
    • 移动通信系统中随机接入信道的操作方法
    • US08259645B2
    • 2012-09-04
    • US12443276
    • 2007-04-03
    • Kwang-Jae LimSung-Kyung KimChul-Sik YoonJee-Hwan Ahn
    • Kwang-Jae LimSung-Kyung KimChul-Sik YoonJee-Hwan Ahn
    • H04B7/212
    • H04W74/0866H04W28/20
    • A random access channel operating method in a mobile communication system is provided. The random access channel operating method includes: (a) selecting a transmission mode according to a load of random access channel and performing transmission to a mobile terminal; (b) receiving a message having a format corresponding to the selected transmission mode from the mobile terminal; (c) determining whether or not a preamble or data is included in the message received in (b) receiving of the message; and (d) if the data is determined to be included in the (c) determining, transmitting a response message for data reception to the mobile terminal. Accordingly, use efficiency of a random access channel can be increased by measuring a system load of the random access channel in a base station and changing a transmission format of a burst transmitted through the random access channel according to the measured load level.
    • 提供了一种移动通信系统中的随机接入信道操作方法。 随机接入信道操作方法包括:(a)根据随机接入信道的负载选择发送模式,并向移动终端进行发送; (b)从移动终端接收具有与选择的传输模式对应的格式的消息; (c)确定在(b)消息的接收中接收到的消息中是否包括前导码或数据; 以及(d)如果确定数据被包括在(c)确定中,向移动终端发送用于数据接收的响应消息。 因此,可以通过测量基站中的随机接入信道的系统负载并根据测量的负载水平改变通过随机接入信道发送的脉冲串的发送格式,来增加随机接入信道的使用效率。
    • 6. 发明授权
    • Method and apparatus for transmitting feedback information
    • 用于发送反馈信息的方法和装置
    • US08274953B2
    • 2012-09-25
    • US12376567
    • 2007-07-31
    • Kwang-Jae LimChul-Sik YoonJee-Hwan Ahn
    • Kwang-Jae LimChul-Sik YoonJee-Hwan Ahn
    • H04B7/216
    • H04L27/2602H04J13/00H04J13/0003H04L1/0073H04L5/0053H04L5/006
    • Disclosed is an apparatus for transmitting feedback information to a base station. The feedback information transmitting apparatus receives channel allocation information, generates a plurality of payloads regarding feedback information, and multiplexes the plurality of payloads in terms of a plurality of classes so as to generate a plurality of multiplexed payloads. Subsequently, the plurality of multiplexed payloads are code multiplexed so as to generate a code division multiplexing symbol, and a channel code is applied to the code division multiplexing symbol. Then, the code division multiplexing signal applied with the channel code is transmitted to a base station through a wireless resource. Accordingly, a feedback channel that is adaptive to a channel condition is configured, such that a wireless resource for a feedback channel can be efficiently used.
    • 公开了一种用于向基站发送反馈信息的装置。 反馈信息发送装置接收信道分配信息,生成关于反馈信息的多个有效载荷,并且根据多个等级复用多个有效载荷,以产生多个复用的有效载荷。 随后,多路复用的有效载荷被多路复用以产生码分复用符号,并且信道码被应用于码分复用符号。 然后,将应用了信道码的码分多路复用信号通过无线资源发送给基站。 因此,配置适应于信道条件的反馈信道,使得可以有效地使用用于反馈信道的无线资源。
    • 10. 发明申请
    • METHOD AND APPARATUS FOR TRANSMITTING FEEDBACK INFORMATION
    • 发送反馈信息的方法和装置
    • US20100177740A1
    • 2010-07-15
    • US12376567
    • 2007-07-31
    • Kwang-Jae LimChul-Sik YoonJee-Hwan Ahn
    • Kwang-Jae LimChul-Sik YoonJee-Hwan Ahn
    • H04W72/04
    • H04L27/2602H04J13/00H04J13/0003H04L1/0073H04L5/0053H04L5/006
    • Disclosed is an apparatus for transmitting feedback information to a base station. The feedback information transmitting apparatus receives channel allocation information, generates a plurality of payloads regarding feedback information, and multiplexes the plurality of payloads in terms of a plurality of classes so as to generate a plurality of multiplexed payloads. Subsequently, the plurality of multiplexed payloads are code multiplexed so as to generate a code division multiplexing symbol, and a channel code is applied to the code division multiplexing symbol. Then, the code division multiplexing signal applied with the channel code is transmitted to a base station through a wireless resource. Accordingly, a feedback channel that is adaptive to a channel condition is configured, such that a wireless resource for a feedback channel can be efficiently used.
    • 公开了一种用于向基站发送反馈信息的装置。 反馈信息发送装置接收信道分配信息,生成关于反馈信息的多个有效载荷,并且根据多个等级复用多个有效载荷,以产生多个复用的有效载荷。 随后,多路复用的有效载荷被多路复用以产生码分复用符号,并且信道码被应用于码分复用符号。 然后,将应用了信道码的码分多路复用信号通过无线资源发送给基站。 因此,配置适应于信道条件的反馈信道,使得可以有效地使用用于反馈信道的无线资源。