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    • 73. 发明授权
    • Efficient signal transmission methods and apparatus using a shared transmission resource
    • 使用共享传输资源的高效信号传输方法和装置
    • US08593932B2
    • 2013-11-26
    • US11370204
    • 2006-03-07
    • Rajiv LaroiaHui JinTom RichardsonJunyi Li
    • Rajiv LaroiaHui JinTom RichardsonJunyi Li
    • H04B14/04H04B7/165
    • H04L27/2601H04L5/023H04L25/49H04L25/4902H04L27/0008
    • A device includes a zero symbol rate (ZSR) coding/modulation module and a second type coding/modulation module. Both modules generate modulation symbols to be conveyed using the same air link resources but with the non-zero ZSR symbols having a higher power level. The ZSR module generates a mixture of zero and non-zero modulation symbols. A ZSR modulation scheme communicates information using both the position of the non-zero modulation symbols and the phase and/or amplitude of the non-zero modulation symbols. Different ZSR schemes, implementing different ratios relating the number of zero symbols to the total number of symbols, can be associated with different low data rates while second module modulation schemes can be associated with different high data rates. Modulation symbols from two modules are in some embodiments, superimposed. In some embodiments, non-zero ZSR modulation symbols punch out second module modulation symbols which occupy the same air link resource.
    • 一种设备包括零符号速率(ZSR)编码/调制模块和第二类型编码/调制模块。 两个模块都使用相同的空中链路资源生成要传送的调制符号,但是具有较高功率电平的非零ZSR符号。 ZSR模块产生零和非零调制符号的混合。 ZSR调制方案使用非零调制符号的位置和非零调制符号的相位和/或幅度来传送信息。 不同的ZSR方案可以将不同比例的零符号与零符号总数相关联,可以与不同的低数据速率相关联,而第二模块调制方案可以与不同的高数据速率相关联。 在一些实施例中,来自两个模块的调制符号被叠加。 在一些实施例中,非零ZSR调制符号冲破占据相同空中链路资源的第二模块调制符号。
    • 75. 发明授权
    • Methods and apparatus for signaling data rate option information
    • 用于信令数据速率选项信息的方法和装置
    • US07894324B2
    • 2011-02-22
    • US11230300
    • 2005-09-19
    • Rajiv LaroiaHui JinTom RichardsonJunyi Li
    • Rajiv LaroiaHui JinTom RichardsonJunyi Li
    • H04J11/00
    • H04W52/08H04L1/0025H04L1/0026H04L27/2608H04W28/22H04W52/04H04W72/0413
    • A wireless terminal includes an uplink rate option indicator in the same uplink channel segment with data, the rate option indicator providing transmission rate information about the data transmitted in the segment. The indicator value is represented by an energy pattern within the segment. Different energy patterns correspond to different indicator values. The number of indicator values is less than the number of possible uplink data rate options supported by the wireless terminal. A single indicator value represents different uplink data rate options, at different times, as a function of a received maximum data rate option and/or type of assignment message. The maximum data rate option and/or assignment message was transmitted by the same base station receiving the indicator value; therefore, there is no ambiguity between wireless terminal and base station as to the interpretation of the uplink data rate option indicator value with respect to an individual uplink segment.
    • 无线终端包括与数据相同的上行链路信道段中的上行链路速率选项指示符,速率选项指示符提供关于在该段中发送的数据的传输速率信息。 指标值由段内的能量模式表示。 不同的能量模式对应于不同的指标值。 指标值的数量小于无线终端支持的可能的上行链路数据速率选项的数量。 单个指标值表示不同的上行链路数据速率选项,在不同的时间,作为接收到的最大数据速率选项和/或分配消息的类型的函数。 最大数据速率选项和/或分配消息由接收到指标值的同一基站发送; 因此,关于单个上行链路段的上行链路数据速率选项指示符值的解释,无线终端和基站之间没有歧义。
    • 76. 发明授权
    • Enabling mobile switched antennas
    • 启用移动交换天线
    • US07724853B2
    • 2010-05-25
    • US11486821
    • 2006-07-14
    • Hui JinTom RichardsonRajiv LaroiaJunyi Li
    • Hui JinTom RichardsonRajiv LaroiaJunyi Li
    • H04B7/10
    • H04B7/0808
    • The claimed subject matter relates to enabling antenna switching in a wireless terminal that has multiple receive antennas per receive chain via soft-demodulation and interleaving of concatenated code received in a strip channel. A coherent demodulation protocol may be performed to estimate an SNR for a first antenna during a first time period, and a non-coherent demodulation protocol may be utilized on the strip channel to estimate an SNR for at least one other antenna during a second time period. SNRs may be compared and the terminal may select the antenna with the highest SNR for a next transmission superslot.
    • 所要求保护的主题涉及通过在条带信道中接收的连接码的软解调和交织来在每个接收链上具有多个接收天线的无线终端中启用天线切换。 可以执行相干解调协议以在第一时间段期间估计第一天线的SNR,并且可以在带通道上利用非相干解调协议来估计在第二时间段期间的至少一个其他天线的SNR 。 可以比较SNR,并且终端可以选择具有最高SNR的天线用于下一个传输超频。
    • 77. 发明申请
    • Methods and apparatus related to assignment in a wireless communications system
    • 与无线通信系统中的分配有关的方法和装置
    • US20080014975A1
    • 2008-01-17
    • US11487217
    • 2006-07-14
    • Hui JinTom RichardsonRajiv LaroiaJunyi Li
    • Hui JinTom RichardsonRajiv LaroiaJunyi Li
    • H04B7/00
    • H04W72/042H04W8/26
    • Methods and apparatus related to assignment in a wireless communications system are described. A mobile is assigned an identifier and a mask value, e.g., as part of a state transition message. The mobile uses the assigned identifier and/or the assigned mask value in determining whether assignments included in assignment messages, e.g., traffic channel assignment messages, are directed to the wireless terminal. Predetermined associations between assignment slots, assigned segments, and/or mask values are utilized to limit control signaling overhead. Different groups of segments are available for assignment to different wireless terminals as a function of mask values. Different types of assignment messages use different amounts of information bits to convey the assignment. Some types of assignments use a wireless terminal identifier, while other types of assignments use a wireless terminal identifier and a mask identifier. The mask identifier, e.g., a single bit, allows for selection between a subset of the potential masks used in the system.
    • 描述与无线通信系统中的分配相关的方法和装置。 分配移动台的标识符和掩码值,例如,作为状态转换消息的一部分。 在确定包括在分配消息中的分配(例如业务信道分配消息)是否被指向无线终端的情况下,移动站使用分配的标识符和/或分配的掩码值。 使用分配时隙,分配段和/或掩码值之间的预定关联来限制控制信令开销。 根据屏蔽值的不同,不同的片段组可用于分配给不同的无线终端。 不同类型的分配消息使用不同数量的信息位来传送分配。 一些类型的分配使用无线终端标识符,而其他类型的分配使用无线终端标识符和掩码标识符。 掩模标识符,例如单个位,允许在系统中使用的潜在掩码的子集之间进行选择。
    • 80. 发明申请
    • Methods and apparatus for implementing and using a maximum rate option indicator
    • 实施和使用最大费率选项指标的方法和装置
    • US20060203772A1
    • 2006-09-14
    • US11230305
    • 2005-09-19
    • Rajiv LaroiaHui JinTom RichardsonJunyi Li
    • Rajiv LaroiaHui JinTom RichardsonJunyi Li
    • H04Q7/00
    • H04W28/22
    • A base station selects a maximum rate option indicator value for an uplink communications segment, e.g., uplink traffic channel segment, and transmits the selected indicator value, e.g., as part of the assignment message. The maximum rate option indicator value indicates to the wireless terminal a maximum allowed data rate option that the wireless terminal is permitted to use for the corresponding assigned uplink communications segment, the wireless terminal determining the actual uplink rate option used. Each uplink data rate option corresponds to: a number of information bits to be communicated in an uplink communication segment, a coding rate, and a modulation method. Some embodiments include multiple types of maximum uplink rate option indicators, e.g., a first type using a single bit and a second type using at least three bits. Different modulation methods are, in some embodiments, used for communicating the different types of maximum uplink rate option indicators.
    • 基站选择用于上行链路通信段(例如,上行链路业务信道段)的最大速率选项指示符值,并且例如作为分配消息的一部分来发送所选择的指示符值。 最大速率选项指示符值向无线终端指示无线终端被允许用于相应的分配的上行链路通信段的最大允许数据速率选项,无线终端确定所使用的实际上行链路速率选项。 每个上行链路数据速率选项对应于:在上行链路通信段中要传送的信息比特数,编码率和调制方法。 一些实施例包括多种类型的最大上行链路速率选项指示符,例如使用单个位的第一类型,以及使用至少三位的第二类型。 在一些实施例中,不同的调制方法用于传送不同类型的最大上行链路速率选项指示符。