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    • 2. 发明申请
    • ANTENNA PORT FOR CONTROL CHANNEL DEMODULATION
    • 天线端口控制信道解调
    • WO2014022954A1
    • 2014-02-13
    • PCT/CN2012/079699
    • 2012-08-04
    • BROADCOM CORPORATIONKOIVISTO, Tommi, TapaniGAO, ChunyanTAN, ShuangKUOSMANEN, Tero Heikki Petteri
    • KOIVISTO, Tommi, TapaniGAO, ChunyanTAN, ShuangKUOSMANEN, Tero Heikki Petteri
    • H04W80/00
    • H04L5/0051H04B7/0413H04L1/0038H04L5/0053
    • There is a predefined mapping of antenna ports to radio resources (REs/REGs/CCEs). An antenna port configuration for a user equipment (UE) is selected from among multiple predefined configurations each having two antenna ports. Each of the radio resources which map from at least one antenna port of the selected configuration are identified according to the predefined mapping to define a search space consisting of the identified radio resources in each physical resource block pair set that is assigned to the UE. The network transmits a control channel to the UE within the defined search space using the antenna ports of the selected configuration. The UE confines its blind search for the control channel to the defined search space and to the antenna ports of the selected configuration. The examples have the control channel as ePDCCH and show that both distributed and localized ePDCCH can be multiplexed even to the same PRB pair set.
    • 天线端口与无线电资源(RE / REG / CCE)的预定映射。 从具有两个天线端口的多个预定义配置中选择用户设备(UE)的天线端口配置。 根据预定映射来识别从所选配置的至少一个天线端口映射的每个无线电资源,以定义由分配给UE的每个物理资源块对集合中识别的无线资源组成的搜索空间。 网络使用所选配置的天线端口在限定的搜索空间内向UE发送控制信道。 UE将其对控制信道的盲目搜索限制到所定义的搜索空间和所选配置的天线端口。 这些示例具有作为ePDCCH的控制信道,并且示出了分布式和局部化的ePDCCH可以甚至复用到相同的PRB对集合。
    • 3. 发明申请
    • METHOD AND APPARATUS FOR CONFIGURING AN ENHANCED PHYSICAL DOWNLINK CONTROL CHANNEL
    • 用于配置增强物理下行链路控制信道的方法和装置
    • WO2014110796A1
    • 2014-07-24
    • PCT/CN2013/070689
    • 2013-01-18
    • BROADCOM CORPORATIONZENG, ErlinGAO, ChunyanTAN, ShuangKOIVISTO, Tommi Tapani
    • ZENG, ErlinGAO, ChunyanTAN, ShuangKOIVISTO, Tommi Tapani
    • H04W72/04
    • H04L5/0007H04L5/0053
    • Methods, apparatus and computer program products are provided for providing enhanced Physical Downlink Control Channel (e PDCCH) configurations which may, for example, be used in conjunction with a standalone new carrier type (SA-NCT). For example, a method is provided that includes, in an instance in which the UE is configured with a subframe subset in which the e PDCCH is not monitored, performing at least one of: (i) causing downlink control information corresponding to a previous downlink subframe of the subframe subset to be monitored; (ii) defining a control region comprising a non-zero number of beginning orthogonal frequency- division multiplexing (OFDM) symbols and, according to a demodulation reference signal (DM RS) pattern, a number of demodulation reference signal (DM RS) symbols; or (iii) defining an extended downlink subframe by causing the non-zero number of beginning OFDM symbols to be used jointly with a previous downlink subframe of the subframe subset.
    • 提供了用于提供增强的物理下行链路控制信道(e PDCCH)配置的方法,装置和计算机程序产品,其可以例如与独立的新载波类型(SA-NCT)结合使用。 例如,提供了一种方法,其包括在UE被配置有其中未监视e PDCCH的子帧子集的情况下,执行以下中的至少一个:(i)使与下一个下行链路相对应的下行链路控制信息 要监视的子帧子帧的子帧; (ii)定义包括非零数量的开始正交频分复用(OFDM)符号的控制区域,并且根据解调参考信号(DM RS)模式,多个解调参考信号(DM RS)符号; 或者(iii)通过使非零数量的开始OFDM符号与子帧子集的先前下行链路子帧联合使用来定义扩展下行链路子帧。
    • 4. 发明申请
    • METHOD, APPARATUS AND COMPUTER PROGRAM FOR CONTROLLING A USER EQUIPMENT
    • 方法,用于控制用户设备的装置和计算机程序
    • WO2013168116A2
    • 2013-11-14
    • PCT/IB2013/053750
    • 2013-05-09
    • RENESAS MOBILE CORPORATIONGAO, ChunyanZENG, ErlinTAN, ShuangMATTILA, Jari
    • GAO, ChunyanZENG, ErlinTAN, ShuangMATTILA, Jari
    • H04L5/001H04L1/0025H04L1/0027H04L1/0028H04L5/0057
    • A user equipment determines(302) from a received downlink resource allocation that an uplink data channel is reconfigured for multi-cell periodic feedback of channel state information. In response, the UE utilises (306) at least a first and a second instance of the uplink data channel to send the multi-cell periodic feedback of the channel state information. Four different triggering mechanisms (304) are disclosed by which the UE determines the reconfiguration. The UE can detect a predetermined combination of at least two fields of the resource allocation; or a value of a channel state indication request state in the resource allocation; or a predefined sequence in a field of the resource allocation; or by de-scrambling at least a portion of the resource allocation using a temporary identifier dedicated for this purpose.
    • 用户设备从接收到的下行链路资源分配确定(302)上行链路数据信道被重新配置用于信道状态信息的多小区周期性反馈。 作为响应,UE利用(306)上行链路数据信道的至少第一和第二实例来发送信道状态信息的多小区周期性反馈。 公开了四种不同的触发机制(304),UE通过该触发机制确定重新配置。 UE可以检测资源分配的至少两个字段的预定组合; 或资源分配中的信道状态指示请求状态的值; 或资源分配的字段中的预定义序列; 或者通过使用专用于此目的的临时标识符来对加密资源分配的至少一部分进行解扰。
    • 10. 发明申请
    • CONFIGURATION FOR DETECTION OF PHYSICAL HARQ INDICATOR CHANNEL
    • 用于检测物理HARQ指示器通道的配置
    • WO2013113155A1
    • 2013-08-08
    • PCT/CN2012/070803
    • 2012-01-31
    • RENESAS MOBILE CORPORATIONGAO, ChunyanZENG, ErlinTAN, ShuangHAN, JingHONG, WeiBAI, WeiWANG, Haiming
    • GAO, ChunyanZENG, ErlinTAN, ShuangHAN, JingHONG, WeiBAI, WeiWANG, Haiming
    • H04L1/18
    • H04L1/1887H04L1/1812H04L1/1896
    • The specification and drawings present a new method, apparatus and software related product (e.g., a computer readable memory) for configuring a detection of a E- PHICH (or PHICH in general) in DL for monitoring a PUSCH to reduce resource reservation for the PHICH and correspondingly reduce an impact on detection of (E-)PDCCH and (E-)PDSCH, e.g., in LTE-A systems. The UEs may be configured (e.g., by an eNB) to detect E-PHICH or not to detect: the configuration can be not to detect E-PHCIH at all, or always to detect it, or to detect only in some subframes. The configuration may be UE specific or common to a group of UEs. If a UE is configured not to detect E-PHICH in a DL subframe #n, and if according to the defined HARQ timing the UE needs to detect a HARQ-ACK information in the same subframe, then the UE will try to detect UL and/or DL grant in the subframe #n which will provide the desired HARQ (or ACK/NACK/DTX) information.
    • 本说明书和附图提出了一种新的方法,装置和软件相关产品(例如,计算机可读存储器),用于配置DL中的E PHICH(或一般PHICH)的检测,用于监视PUSCH以减少PHICH的资源预留 并且相应地降低对(E)PDCCH和(E)PDSCH的检测的影响,例如在LTE-A系统中。 UE可以被配置(例如由eNB)来检测E-PHICH或者不检测:该配置根本不能检测E-PHCIH,或者总是检测它,或仅在一些子帧中检测。 该配置可以是UE特定的或一组UE的公共的。 如果UE被配置为不在DL子帧#n中检测E-PHICH,并且如果根据定义的HARQ定时,UE需要检测相同子帧中的HARQ-ACK信息,则UE将尝试检测UL和 /或DL准许在将提供所需的HARQ(或ACK / NACK / DTX)信息的子帧#n中。