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    • 1. 发明授权
    • Techniques for reducing a cell identification falsing rate in a wireless communication system
    • 在无线通信系统中减少小区识别伪造率的技术
    • US07912083B2
    • 2011-03-22
    • US11865341
    • 2007-10-01
    • James W. McCoyTaeyoon KimLiying Song
    • James W. McCoyTaeyoon KimLiying Song
    • H04J3/00
    • H04L5/0053H04J11/0079H04L5/0007
    • A technique of operating a wireless communication device includes selecting, from a primary sequence group that includes respective primary sequences, one of the respective primary sequences as a first portion of a cell identification (ID). In this case, the respective primary sequences are each associated with respective secondary sequence subgroups included in a secondary sequence group. Each of the respective secondary sequence subgroups include secondary sequences. One of the secondary sequences is selected (from one of the respective secondary sequence subgroups that is associated with the selected one of the respective primary sequences) for a second portion of the cell ID. At least some of the secondary sequences are only included in one of the respective secondary sequence subgroups. The first portion of the cell ID is encoded on a first downlink waveform that is to be transmitted and the second portion of the cell ID is encoded on a second downlink waveform that is to be transmitted. The first and second downlink waveforms are then transmitted.
    • 操作无线通信设备的技术包括从包括各个主序列的主序列组中选择一个相应的一级序列作为小区标识(ID)的第一部分。 在这种情况下,各个一级序列各自与二级序列组中包括的各个次级序列子组相关联。 各个次级序列子组中的每一个包括二级序列。 对于小区ID的第二部分,选择次要序列之一(来自与相应主序列中选择的一个相关联的相应辅助序列子组之一)。 至少一些二级序列仅包括在相应的次级序列子组之一中。 小区ID的第一部分在要发送的第一下行链路波形上被编码,并且小区ID的第二部分被编码在要被发送的第二下行链路波形上。 然后发送第一和第二下行链路波形。
    • 2. 发明申请
    • Techniques for Reducing a Cell Identification Falsing Rate in a Wireless Communication System
    • 用于减少无线通信系统中的小区识别伪造率的技术
    • US20090086669A1
    • 2009-04-02
    • US11865341
    • 2007-10-01
    • James W. McCoyTaeyoon KimLiying Song
    • James W. McCoyTaeyoon KimLiying Song
    • H04Q7/00
    • H04L5/0053H04J11/0079H04L5/0007
    • A technique of operating a wireless communication device includes selecting, from a primary sequence group that includes respective primary sequences, one of the respective primary sequences as a first portion of a cell identification (ID). In this case, the respective primary sequences are each associated with respective secondary sequence subgroups included in a secondary sequence group. Each of the respective secondary sequence subgroups include secondary sequences. One of the secondary sequences is selected (from one of the respective secondary sequence subgroups that is associated with the selected one of the respective primary sequences) for a second portion of the cell ID. At least some of the secondary sequences are only included in one of the respective secondary sequence subgroups. The first portion of the cell ID is encoded on a first downlink waveform that is to be transmitted and the second portion of the cell ID is encoded on a second downlink waveform that is to be transmitted. The first and second downlink waveforms are then transmitted.
    • 操作无线通信设备的技术包括从包括各个主序列的主序列组中选择一个相应的一级序列作为小区标识(ID)的第一部分。 在这种情况下,各个一级序列各自与二级序列组中包括的各个次级序列子组相关联。 各个次级序列子组中的每一个包括二级序列。 对于小区ID的第二部分,选择次要序列之一(来自与相应主序列中选择的一个相关联的相应辅助序列子组之一)。 至少一些二级序列仅包括在相应的次级序列子组之一中。 小区ID的第一部分在要发送的第一下行链路波形上被编码,并且小区ID的第二部分被编码在要被发送的第二下行链路波形上。 然后发送第一和第二下行链路波形。
    • 3. 发明申请
    • SINGLE CARRIER FREQUENCY DIVISION MULTIPLE ACCESS RECEIVER FOR MIMO SYSTEMS
    • MIMO系统的单载波频分多址接入接收机
    • US20080192854A1
    • 2008-08-14
    • US11673163
    • 2007-02-09
    • Taeyoon KimJames W. McCoyOghenekome F. Oteri
    • Taeyoon KimJames W. McCoyOghenekome F. Oteri
    • H04B7/02
    • H04L25/03006H04B7/0854H04L5/0007H04L2025/03426
    • A method for processing symbols transmitted via a first plurality of antennas and received via a second plurality of antennas is provided. The method includes receiving symbol streams corresponding to a sub-carrier frequency from each of the second plurality of antennas. The method further includes generating estimated symbol streams for the sub-carrier frequency for each of the first plurality of antennas. The method further includes selecting an estimated symbol stream corresponding to one of the first plurality of antennas for interference cancellation. The method further includes transforming the selected symbol stream into time domain and decoding the selected symbol stream. The method further includes transforming the decoded symbol stream into frequency domain. The method further includes performing interference cancellation using the decoded symbol stream.
    • 提供一种用于处理经由第一多个天线发送并经由第二多个天线接收的符号的方法。 该方法包括从第二多个天线中的每一个接收与子载波频率对应的符号流。 该方法还包括为第一多个天线中的每个天线产生用于副载波频率的估计符号流。 该方法还包括选择与第一多个天线之一相对应的估计符号流,用于干扰消除。 该方法还包括将所选择的符号流变换为时域并解码所选择的符号流。 该方法还包括将解码的符号流变换为频域。 该方法还包括使用解码符号流来执行干扰消除。
    • 5. 发明申请
    • METHOD AND DEVICE FOR OPERATING A PRECODED MIMO SYSTEM
    • 用于操作预先编码的MIMO系统的方法和设备
    • US20120128044A1
    • 2012-05-24
    • US13356441
    • 2012-01-23
    • Taeyoon KimJayesh H. Kotecha
    • Taeyoon KimJayesh H. Kotecha
    • H04B15/00H04B1/38H04B1/10H04B1/02H04B17/00
    • H04B7/0465H04B1/109H04B1/123H04B7/002H04L1/06H04L1/0687H04L25/0204
    • A method is provided for generating precoder data (600), comprising: obtaining transmit power data indicative of a transmit power of a plurality of multiple-input/multiple-output signals (610); obtaining signal quality data, the signal quality data including at least one measure of a quality of the plurality of multiple-input/multiple-output signals (620, 630); obtaining channel data with respect to a wireless channel, the channel data including a measure of respective channel parameters of each of a plurality of channel paths in the wireless channel (620, 630); constraining one or more system performance parameters (640); and determining first and second precoder diagonal values (wA and wB) based on the signal quality data, the transmit power data, the channel data, and the one or more constrained system performance parameters (650).
    • 提供了一种用于生成预编码器数据(600)的方法,包括:获得指示多个多输入/多输出信号(610)的发射功率的发射功率数据; 获得信号质量数据,所述信号质量数据包括所述多个多输入/多输出信号(620,630)的质量的至少一个度量; 获得关于无线信道的信道数据,所述信道数据包括所述无线信道(620,630)中的多个信道路径中的每一个的相应信道参数的度量; 约束一个或多个系统性能参数(640); 以及基于所述信号质量数据,所述发射功率数据,所述信道数据以及所述一个或多个受限系统性能参数来确定第一和第二预编码器对角线值(wA和wB)(650)。