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    • 53. 发明申请
    • METHOD AND APPARATUS FOR DETERMINING AND USING CHANNEL STATE INFORMATION
    • 用于确定和使用信道状态信息的方法和装置
    • WO2012061749A3
    • 2012-06-28
    • PCT/US2011059396
    • 2011-11-04
    • QUALCOMM INCBHATTAD KAPILCHEN WANSHIGAAL PETERMONTOJO JUAN
    • BHATTAD KAPILCHEN WANSHIGAAL PETERMONTOJO JUAN
    • H04L25/02H04L5/00
    • H04W72/0426H04L5/0032H04L25/0226
    • Techniques for receiving reference signals from multiple nodes and determining channel state information (CSI) for the nodes are disclosed. A user equipment (UE) may determine and report CSI for the multiple nodes to support data transmission to the UE. The nodes may transmit reference signals based on different configurations. The configuration for each node may indicate when, where, and how the node transmits its reference signal. The UE may determine CSI for different nodes and/or different combinations of nodes based on the reference signals transmitted by these nodes as well as an indication of which subframes to use to determine each CSI reported by the UE. The UE may report different CSIs for different subframes and may receive data transmission sent by a single node or a combination of nodes based on the reported CSIs.
    • 公开了用于从多个节点接收参考信号并确定节点的信道状态信息(CSI)的技术。 用户设备(UE)可以确定并报告多个节点的CSI以支持向UE的数据传输。 节点可以基于不同的配置发送参考信号。 每个节点的配置可以指示节点发送其参考信号的时间,地点和方式。 UE可以基于由这些节点发送的参考信号来确定不同节点和/或节点的不同组合的CSI以及用于确定由UE报告的每个CSI的哪些子帧的指示。 UE可以针对不同的子帧报告不同的CSI,并且可以基于所报告的CSI接收单个节点或节点的组合发送的数据传输。
    • 54. 发明申请
    • METHOD AND APPARATUS FOR IMPROVING UPLINK TRANSMISSION MODE CONFIGURATION
    • 改进上传传输模式配置的方法和装置
    • WO2012064783A2
    • 2012-05-18
    • PCT/US2011059832
    • 2011-11-08
    • QUALCOMM INCGAAL PETERCHEN WANSHIMONTOJO JUAN
    • GAAL PETERCHEN WANSHIMONTOJO JUAN
    • H04W72/04
    • H04L5/0023H04B7/0404H04B7/0689H04L5/0016H04L5/0048H04L5/0091H04L27/2626H04W28/18
    • A method, an apparatus, and a computer program product for wireless communication are provided in which a first message to reconfigure an uplink transmission mode of a user equipment (UE) from a first uplink transmission mode to a second uplink transmission mode is transmitted. Further, a reconfiguration scheme to assure at least one of two or more second messages are recognizable by the UE during a transition period after transmission of the first message is implemented. In another example, a UE and eNB may be equipped to respectively transmit and receive a first message to reconfigure a SRS mode used by a UE. In such an aspect the first message may respectively indicate and be used to determine an SRS transmission port specified in a field capable of indicating a number of SRS transmission ports that is greater than a number of physical UE antenna ports.
    • 提供了一种用于无线通信的方法,装置和计算机程序产品,其中发送用于将用户设备(UE)的上行链路传输模式从第一上行链路传输模式重新配置到第二上行链路传输模式的第一消息。 此外,确保两个或更多个第二消息中的至少一个的重新配置方案可由UE在实现第一消息的传输之后的过渡期间被可识别。 在另一示例中,UE和eNB可以被配备为分别发送和接收第一消息以重新配置UE使用的SRS模式。 在这种方面,第一消息可以分别指示并用于确定在能够指示大于多个物理UE天线端口的SRS传输端口的数量的字段中指定的SRS传输端口。
    • 58. 发明申请
    • DISCONTINUOUS TRANSMISSION SIGNALING OVER AN UPLINK CONTROL CHANNEL
    • 上行链路控制信道的不连续传输信令
    • WO2009100220A3
    • 2009-12-30
    • PCT/US2009033221
    • 2009-02-05
    • QUALCOMM INCXU HAOMONTOJO JUANMALLADI DURGA PRASADGAAL PETER
    • XU HAOMONTOJO JUANMALLADI DURGA PRASADGAAL PETER
    • H04L1/00
    • H04L1/0023H04L5/0007H04L5/0053H04L5/006H04L5/0064H04L5/0091
    • Systems and methodologies are described that facilitate signaling and detecting discontinuous transmission (DTX) in a wireless communication environment. A DTX indicator and Channel Quality Indicator (CQI) feedback can be multiplexed within a common uplink control channel subframe and transmitted to a base station when the access terminal is operating in DTX mode for an Acknowledgement Channel. Further, when operating in non-DTX mode, the access terminal can multiplex an ACK indicator or a NAK indicator with the CQI feedback within a common uplink control channel subframe, which can thereafter be transferred to the base station. Accordingly, the base station can detect DTX operation or non-DTX operation of the access terminal. For example, reference signal symbols can carry one of the DTX indicator, the ACK indicator, or the NAK indicator. Pursuant to another example, the CQI feedback and the DTX indicator can be combined and carried jointly by non-reference signal symbols.
    • 描述了在无线通信环境中促进信令和检测不连续传输(DTX)的系统和方法。 DTX指示符和信道质量指示符(CQI)反馈可以在公共上行链路控制信道子帧内多路复用,并且当接入终端以确认信道的DTX模式工作时被发送到基站。 此外,当在非DTX模式下操作时,接入终端可以在公共上行链路控制信道子帧内将ACK指示符或NAK指示符与CQI反馈复用,然后可以将其传送到基站。 因此,基站可以检测接入终端的DTX操作或非DTX操作。 例如,参考信号符号可以携带DTX指示符,ACK指示符或NAK指示符之一。 根据另一示例,CQI反馈和DTX指示符可以由非参考信号符号组合和携带。
    • 59. 发明申请
    • ENHANCED MULTIPLEXING SYSTEM AND TECHNIQUE FOR UPLINK CONTROL CHANNELS
    • 上行控制信道的增强型复用系统和技术
    • WO2009100217A3
    • 2009-11-26
    • PCT/US2009033218
    • 2009-02-05
    • QUALCOMM INCXU HAOMALLADI DURGA PRASADMONTOJO JUANGAAL PETER
    • XU HAOMALLADI DURGA PRASADMONTOJO JUANGAAL PETER
    • H04L5/00
    • H04L5/0053H04L1/1671H04L5/0023H04L5/0064H04L5/0092H04W72/1268
    • A communication system incorporates a multiplexing scheme so that a base node that schedules user equipment (UE) can determine whether an ACK/NACK and/or a service request (SR) has been received when both uplink (UL) transmissions are simultaneously scheduled. Significant complexity reduction, better link efficiency, and higher multiplexing capability since the base node can interpret selective use by the UE of either the ACK/NACK or SR UL channel. Such interpretation can be extended to when multiple downlink (DL) transmission modes can be used, specifically DL single input multiple output (SIMO), DL multiple input multiple output (MIMO) with rank 1 transmission, and DL MIMO with rank 2 transmission. Based upon knowledge of the scheduling and DL transmission mode, the base node does not have to blind decode a number of possibilities due to the mapping of possible responses from the UE. In addition, the multiplexing scheme is applicable to FDD and TDD.
    • 通信系统包含复用方案,使得调度用户设备(UE)的基节点可以在同时调度两个上行链路(UL)传输时确定是否已经接收到ACK / NACK和/或服务请求(SR)。 由于基节点可以解释UE对ACK / NACK或SR UL信道的选择性使用,所以显着的复杂度降低,更好的链路效率和更高的复用能力。 当可以使用多个下行链路(DL)传输模式时,这种解释可以扩展到具体的DL单输入多输出(SIMO),具有秩1传输的DL多输入多输出(MIMO)和具有秩2传输的DL MIMO。 基于调度和DL传输模式的知识,由于来自UE的可能响应的映射,基节点不必盲解码多种可能性。 另外,复用方案适用于FDD和TDD。