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    • 22. 发明申请
    • CHANNEL QUALITY FEEDBACK IN MULTICARRIER SYSTEMS
    • 多通道系统中的信道质量反馈
    • WO2010056763A3
    • 2010-08-05
    • PCT/US2009064056
    • 2009-11-11
    • QUALCOMM INCDAMNJANOVIC JELENA MMONTOJO JUANGAAL PETER
    • DAMNJANOVIC JELENA MMONTOJO JUANGAAL PETER
    • H04L5/00H04W24/10
    • H04L5/0053H04B7/063H04B7/0632H04B7/0634H04L1/0026H04L1/0027H04L1/0029H04L1/1671H04L5/0023H04L5/0057H04L25/03343H04L2025/03802
    • A wireless communication system facilitates multichannel periodic and aperiodic feedback (e.g., Channel Quality Indicator (CQI), Rank indicator (RI), Precoding Matrix Indicator (PMI)) from a population of user equipment while facilitating legacy single carrier communication. Paired downlink (DL)/ uplink (UL) or many-to-one mapping communication can be established by common system information or dedicated signaling. In one aspect, a flag sent by system information or by dedicated signaling can indicate which means controls. Feedback can be configured for each carrier independently reported in a concatenated in frequency fashion, reported in a cycle in time fashion, or reported in a staggered in time and frequency fashion. Feedback can be reported jointly as one wide bandwidth. Feedback can be a single report perhaps reported on a data channel for more capacity or by cycled carrier/subband reporting.
    • 无线通信系统促进来自用户设备群体的多信道周期性和非周期性反馈(例如,信道质量指示符(CQI),秩指示符(RI),预编码矩阵指示符(PMI)),同时促进传统的单载波通信。 成对下行链路(DL)/上行链路(UL)或多对一映射通信可以通过公共系统信息或专用信令来建立。 在一个方面,由系统信息或通过专用信令发送的标志可以指示哪些装置控制。 反馈可针对以频率方式级联报告的每个载波进行配置,以时间周期的形式报告,或以时间和频率的交错方式报告。 反馈可以共同报告为一个宽带宽。 反馈可以是单个报告,可能在数据信道上报告更多容量或循环载波/子带报告。
    • 28. 发明申请
    • CHANNEL INTERLEAVER FOR TRANSMISSION OF MULTIPLE CODE BLOCKS IN A WIRELESS COMMUNICATION SYSTEM
    • 在无线通信系统中传输多个代码块的通道交互
    • WO2010096524A3
    • 2010-11-04
    • PCT/US2010024534
    • 2010-02-18
    • QUALCOMM INCZHANG XIAOXIAMONTOJO JUANGAAL PETERCHEN WANSHILUO XILIANG
    • ZHANG XIAOXIAMONTOJO JUANGAAL PETERCHEN WANSHILUO XILIANG
    • H04L1/00H04B7/12H04L5/00
    • H04L1/0071H04L5/0007
    • Techniques for performing channel interleaving to achieve similar SINRs for multiple code blocks are described. In one design, a transmitter station (e.g., a base station or a UE) determines a plurality of resource groups assigned for data transmission. Each resource group includes a plurality of resource elements formed by a cluster of subcarriers in a time interval. The transmitter station partitions a transport block into a plurality of code blocks, processes each code block to obtain data symbols for that code block, and maps the data symbols for each code block to at least one resource element in each of the plurality of resource groups. The transmitter station transmits the mapped data symbols for the plurality of code blocks to a receiver station. In one design, the transmitter station receives an ACK or a NACK for the transport block and retransmits all code blocks if a NACK is received.
    • 描述了用于执行信道交织以实现用于多个码块的类似SINR的技术。 在一种设计中,发射机站(例如,基站或UE)确定分配用于数据传输的多个资源组。 每个资源组包括由时间间隔中的子载波簇形成的多个资源元素。 发射机站将传输块划分成多个码块,处理每个码块以获得该码块的数据符号,并将每个码块的数据符号映射到多个资源组中的每个资源组中的至少一个资源元素 。 发送站将多个码块的映射数据符号发送到接收站。 在一种设计中,发射机站接收传输块的ACK或NACK,并且如果接收到NACK,则重发所有码块。