Method, system and device for transmitting and detecting control signaling in backhaul link
    31.
    发明授权
    Method, system and device for transmitting and detecting control signaling in backhaul link 有权
    用于在回程链路中发送和检测控制信令的方法,系统和设备

    公开(公告)号:US08553609B2

    公开(公告)日:2013-10-08

    申请号:US13582025

    申请日:2011-03-21

    IPC分类号: H04W4/00

    摘要: A method, system and device for transmitting and detecting control signaling in a backhaul link are disclosed in the present application, and the application relating to the wireless communication field is used for saving time-frequency resources occupied by a base station for transmitting the control signaling on a Relay Physical Downlink Control Channel (R-PDCCH) of the backhaul link and reducing the complexity of the R-PDCCH detection by a relay node. In the present application, the base station, according to the preset correspondence between the control signaling and the R-PDCCH resource sub-regions, determines the R-PDCCH resource sub-region corresponding to the control signaling to be transmitted among a plurality of resource sub-regions included in the resource region occupied by the R-PDCCH; the control signaling to be transmitted is transmitted to the relay node by using the time-frequency resources in the determined R-PDCCH resource sub-region; the relay node acquires the location information of the R-PDCCH resource sub-region and detects the control signaling to be transmitted in the R-PDCCH resource sub-region according to the location information. With the present application, the time-frequency resources occupied by the base station for transmitting the control signaling on the R-PDCCH are saved and the complexity of the R-PDCCH detection by the relay node is reduced.

    摘要翻译: 在本申请中公开了用于在回程链路中发送和检测控制信令的方法,系统和设备,并且与无线通信领域有关的应用被用于保存由基站占用的用于发送控制信令的时间 - 频率资源 在回程链路的中继物理下行链路控制信道(R-PDCCH)上,并且降低由中继节点进行的R-PDCCH检测的复杂度。 在本申请中,基站根据控制信令与R-PDCCH资源子区域的预设对应关系,确定与多个资源之间要发送的控制信令对应的R-PDCCH资源子区域 由R-PDCCH占用的资源区域中包含的子区域; 要发送的控制信令通过使用所确定的R-PDCCH资源子区域中的时间 - 频率资源发送到中继节点; 中继节点获取R-PDCCH资源子区域的位置信息,并根据位置信息检测在R-PDCCH资源子区域中发送的控制信令。 在本申请中,保存了用于在R-PDCCH上发送控制信令的基站占用的时间 - 频率资源,并且减少了由中继节点进行的R-PDCCH检测的复杂度。

    Resource Scheduling Method and System, Base Station and Relay Node
    32.
    发明申请
    Resource Scheduling Method and System, Base Station and Relay Node 审中-公开
    资源调度方法与系统,基站和中继节点

    公开(公告)号:US20120044852A1

    公开(公告)日:2012-02-23

    申请号:US13275285

    申请日:2011-10-17

    摘要: The present invention discloses a resource scheduling method and system, a BS and a RN, which include that: the BS allocates an uplink subframe for performing uplink transmission of a backhaul link and a downlink subframe for performing downlink transmission of the backhaul link, and informs the RN of the allocation information of the uplink subframe and the downlink subframe of the backhaul link, or the BS only informs the RN of the allocation information of the uplink subframe or the downlink subframe of the backhaul link; the RN may determine, according to the received allocation information and a predefined timing relationship, an uplink subframe and a downlink subframe of the backhaul link of which the BS does not inform. By the solution of the present invention, an MBSFN subframe can be indicated to the RN, and uplink transmission conflict can be avoided.

    摘要翻译: 本发明公开了一种资源调度方法和系统,BS和RN,包括:BS分配用于执行回程链路的上行链路传输的上行链路子帧和用于执行回程链路的下行链路传输的下行链路子帧,并通知 上行链路子帧的分配信息的RN和回程链路的下行链路子帧的RN或者仅向RN通知上行链路子帧的分配信息或回程链路的下行链路子帧; RN可以根据接收到的分配信息和预定义的时序关系来确定BS不通知的回程链路的上行链路子帧和下行链路子帧。 通过本发明的方案,可以向RN指示MBSFN子帧,并且可以避免上行链路传输冲突。

    Method for resource allocation of backhaul link control channel information and device therefor
    33.
    发明授权
    Method for resource allocation of backhaul link control channel information and device therefor 有权
    回程链路控制信道信息资源分配方法及其设备

    公开(公告)号:US09516644B2

    公开(公告)日:2016-12-06

    申请号:US13703627

    申请日:2011-05-31

    IPC分类号: H04W72/04 H04L5/00 H04W84/04

    摘要: The embodiments of the present invention relate to a method for resource allocation of backhaul link control channel information and a device therefor. Upon application of technical solutions proposed by embodiments of the present invention and based on the condition of introducing the DMRS and CSI-RS, remaining REs which are not occupied by the CSI-RS and/or the DM-RS in an OFDM symbol is configured to constitute an REG, which is used to transmit or discard the backhaul link control channel information. Thus without much improvement on the existing LTE system specification, a resource allocation scheme of the backhaul link control channel information in corresponding physical resource blocks has been proposed, which accommodates for both simple specification design and full utilization on resources, and realizes flexible design and allocation in light of demands of the real system.

    摘要翻译: 本发明的实施例涉及用于回程链路控制信道信息的资源分配的方法及其装置。 在应用本发明的实施例提出的技术方案的基础上,并且基于引入DMRS和CSI-RS的条件,配置OFDM符号中未被CSI-RS和/或DM-RS占用的剩余RE 以构成用于发送或丢弃回程链路控制信道信息的REG。 因此,对现有的LTE系统规范没有太多的改进,已经提出了相应的物理资源块中的回程链路控制信道信息的资源分配方案,其适应简单的规范设计和资源的充分利用,并实现灵活的设计和分配 根据实际系统的需求。

    Method and device for feeding back channel information of a plurality of carriers
    34.
    发明授权
    Method and device for feeding back channel information of a plurality of carriers 有权
    用于反馈多个载波的信道信息的方法和装置

    公开(公告)号:US09148248B2

    公开(公告)日:2015-09-29

    申请号:US13521662

    申请日:2010-12-31

    摘要: There is a method and device for scheduling channel information feedback to perform a feedback of channel information of a plurality carriers, wherein the method for feeding back channel information includes: a user equipment measuring channel information over a plurality of downlink carriers; upon reception of an instruction to trigger a feedback of channel information transmitted from a base station, the user equipment transmitting to the base station the measured channel information of corresponding downlink carriers in an obtained set of downlink carriers required to be measured and fed back.

    摘要翻译: 存在用于调度信道信息反馈以执行多个载波的信道信息的反馈的方法和装置,其中反馈信道信息的方法包括:测量多个下行链路载波上的信道信息的用户设备; 在接收到用于触发从基站发送的信道信息的反馈的指令时,用户设备向所述基站发送所需要测量和反馈的所获得的下行链路载波集合中的相应下行链路载波的测量信道信息。

    METHOD, SYSTEM, AND DEVICE FOR CONFIRMING UPLINK-DOWNLINK CONFIGURATION
    35.
    发明申请
    METHOD, SYSTEM, AND DEVICE FOR CONFIRMING UPLINK-DOWNLINK CONFIGURATION 有权
    用于确认上下链路配置的方法,系统和设备

    公开(公告)号:US20140003288A1

    公开(公告)日:2014-01-02

    申请号:US13991154

    申请日:2011-12-02

    IPC分类号: H04W24/02

    摘要: Embodiments of the present invention relate to the technical field of wireless communication, and relate particularly to a method, a system, and a device for confirming an uplink-downlink configuration, for use in confirming via interference detection whether or not a cell is capable of conducting independently the uplink-downlink configuration. The method of the embodiments of the present invention comprises: a network side device confirming the receipt of a first RSRP value of a reference signal from a second cell by a first cell, the second cell being an adjacent cell of the first cell (201); on the basis of the first RSRP value, the network side device confirming whether or not the first cell is capable of conducting autonomously the uplink-downlink configuration (202). Measuring the RSRP value to determine whether or not the cell is capable of conducting independently the uplink-downlink configuration allows for the normal operation of a dynamic uplink-downlink configuration, reduced interference between adjacent cells in a dynamic uplink-downlink configuration environment, and improved system efficiency.

    摘要翻译: 本发明的实施例涉及无线通信的技术领域,特别涉及用于确认上行链路 - 下行链路配置的方法,系统和设备,用于经由干扰检测来确认小区是否能够 独立执行上行链路 - 下行链路配置。 本发明实施例的方法包括:网络侧设备,确认由第一小区接收来自第二小区的参考信号的第一RSRP值,第二小区是第一小区(201)的相邻小区, ; 基于第一RSRP值,网络侧设备确认第一小区是否能够自主地进行上行链路 - 下行链路配置(202)。 测量RSRP值以确定小区是否能独立执行上行链路 - 下行链路配置允许动态上行链路 - 下行链路配置的正常操作,减少动态上行链路 - 下行链路配置环境中相邻小区之间的干扰,并改进 系统效率。

    UPLINK POWER CONTROL METHOD, POWER CONTROL PARAMETER CONFIGURATION METHOD AND APPARATUS THEREOF
    36.
    发明申请
    UPLINK POWER CONTROL METHOD, POWER CONTROL PARAMETER CONFIGURATION METHOD AND APPARATUS THEREOF 有权
    上电功率控制方法,功率控制参数配置方法及其设备

    公开(公告)号:US20130286948A1

    公开(公告)日:2013-10-31

    申请号:US13978530

    申请日:2012-01-06

    IPC分类号: H04W52/18

    摘要: Disclosed are an uplink power control method, power control parameter configuration method and apparatus thereof. The uplink power control method comprises: a user equipment receives data in M downlink sub-frames of N downlink carriers and generates uplink control information, wherein the uplink control information of the M downlink sub-frames is transmitted in one uplink sub-frame; the user equipment determines ΔF_PUCCH(F) and h(n) for calculating the transmit power of a physical uplink control channel (PUCCH) according to whether the number of bits of the uplink control information is larger than a predefined threshold; ΔF_PUCCH(F) represents the power offset of different PUCCH formats relative to the PUCCH format 1a, h(n) represents the power offset corresponding to the number of transmission bits of the PUCCH; the user equipment calculates the PUCCH transmit power according to ΔF_PUCCH(F) and h(n), and sending the uplink control information on the PUCCH using the calculated transmit power. The present is invention can improve the accuracy of power control, thus enhance the transmission performance of the uplink control information.

    摘要翻译: 公开了一种上行链路功率控制方法,功率控制参数配置方法及其装置。 上行链路功率控制方法包括:用户设备在N个下行链路载波的M个下行链路子帧中接收数据,并产生上行链路控制信息,其中M个下行链路子帧的上行链路控制信息在一个上行链路子帧中发送; 用户设备根据上行链路控制信息的比特数是否大于预定阈值,确定用于计算物理上行链路控制信道(PUCCH)的发射功率的DeltaF_PUCCH(F)和h(n) DeltaF_PUCCH(F)表示相对于PUCCH格式1a的不同PUCCH格式的功率偏移,h(n)表示与PUCCH的传输比特数相对应的功率偏移量; 用户设备根据DeltaF_PUCCH(F)和h(n)计算PUCCH发送功率,并且使用所计算的发送功率在PUCCH上发送上行链路控制信息。 本发明可以提高功率控制的精度,从而提高上行控制信息的传输性能。

    METHOD, SYSTEM AND DEVICE FOR SCHEDULING NON-CONTENTION BASED RANDOM ACCESS AND TRANSMITTING PREAMBLE
    37.
    发明申请
    METHOD, SYSTEM AND DEVICE FOR SCHEDULING NON-CONTENTION BASED RANDOM ACCESS AND TRANSMITTING PREAMBLE 审中-公开
    用于调度基于非内容的随机访问和传输前缀的方法,系统和设备

    公开(公告)号:US20120307777A1

    公开(公告)日:2012-12-06

    申请号:US13578338

    申请日:2011-01-28

    IPC分类号: H04W72/12

    CPC分类号: H04W74/006

    摘要: A method, system and device for scheduling a non-contention based random access and transmitting a preamble are provided in the present invention. The present invention belongs to wireless telecommunication field and is used to solve a problem that the prior art is not able to support cross carrier non-competing random access scheduled by a Physical Downlink Control Channel (PDCCH). In the present invention, a Base Station (BS) adds Uplink Component Carrier (ul cc) identification information in a Downlink Control Information (DCI) signaling which is used to schedule a User Equipment (UE) to implement non-competing random access; and sends the UE the DCI signaling through the PDCCH. After detecting the DCI signaling, the UE sends the network side a preamble sequence on a UL CC corresponding to the UL CC identification. With the present invention, support is provided to realize cross carrier non-competing random access scheduled by PDCCH.

    摘要翻译: 在本发明中提供了一种用于调度基于非竞争的随机接入和发送前导码的方法,系统和设备。 本发明属于无线电信领域,用于解决现有技术不能够支持由物理下行链路控制信道(PDCCH)调度的跨载波非竞争随机接入的问题。 在本发明中,基站(BS)在下行链路控制信息(DCI)信令中添加上行分量载波(ul cc)识别信息,该下行链路控制信息用于调度用户设备(UE)来实现非竞争的随机接入; 并通过PDCCH向UE发送DCI信令。 在检测到DCI信令之后,UE在与UL CC标识对应的UL CC上发送前导序列。 利用本发明,提供了支持以实现由PDCCH调度的跨载波非竞争随机接入。

    METHOD AND DEVICE FOR ALLOCATING DOWNLINK RESOURCE AND RECEIVING DOWNLINK DATA
    38.
    发明申请
    METHOD AND DEVICE FOR ALLOCATING DOWNLINK RESOURCE AND RECEIVING DOWNLINK DATA 有权
    用于分配下行链路资源和接收下行链路数据的方法和设备

    公开(公告)号:US20120294250A1

    公开(公告)日:2012-11-22

    申请号:US13519828

    申请日:2010-12-30

    IPC分类号: H04W72/04

    CPC分类号: H04W72/0453 H04W72/042

    摘要: A method and apparatus for allocating downlink resources and implementing downlink data reception in a broadband evolution system are disclosed in the present invention, so as to implement the allocation of resources in case of carrier resource expansion and implement the reception of downlink data in case of carrier resource expansion. A method for receiving downlink data includes that: emission bandwidth resources are divided into multiple frequency-domain Resource Blocks (RBs), and every frequency-domain Resource Block (RB) corresponds to an RB serial number, wherein the frequency-domain RBs corresponding to Release-8 (Rel-8) compatible frequency-domain resources are numbered in a numbering mode of a Long Term Evolution (LTE) system, and the frequency-domain RBs corresponding to incompatible frequency-domain resources are orderly numbered based on the largest serial number corresponding to the Rel-8 compatible frequency-domain resources; when receiving a downlink control signaling including RB serial numbers transferred from a network side, a broadband evolution terminal obtains frequency-domain RBs corresponding to the RB serial numbers, and can receive downlink data from the obtained frequency-domain RBs.

    摘要翻译: 在本发明中公开了一种在宽带演进系统中分配下行链路资源和实现下行链路数据接收的方法和装置,以便在载波资源扩展的情况下实现资源分配,并且在载波的情况下实现下行链路数据的接收 资源扩张。 一种用于接收下行链路数据的方法包括:发射带宽资源被划分为多个频域资源块(RB),每个频域资源块(RB)对应于RB序列号,其中对应于 版本8(Rel-8)兼容的频域资源在长期演进(LTE)系统的编号模式下编号,并且与不兼容的频域资源相对应的频域RB基于最大的串行 数字对应于Rel-8兼容的频域资源; 宽带演进终端当接收到包含从网络侧传送的RB序列号的下行链路控制信令时,获得与RB序列号相对应的频域RB,并可以从获得的频域RB接收下行链路数据。

    METHOD AND DEVICE FOR TRANSMITTING DOWNLINK INFORMATION IN MULTI-CARRIER AGGREGATION SYSTEM
    39.
    发明申请
    METHOD AND DEVICE FOR TRANSMITTING DOWNLINK INFORMATION IN MULTI-CARRIER AGGREGATION SYSTEM 有权
    用于在多载波聚合系统中发送下行链路信息的方法和设备

    公开(公告)号:US20120140746A1

    公开(公告)日:2012-06-07

    申请号:US13389732

    申请日:2010-08-10

    IPC分类号: H04W74/04 H04W72/04 H04J3/00

    摘要: A method and a device for transmitting downlink information in a multi-carrier aggregation system are provided. The Method includes: a base station side sends a downlink subframe to a terminal side, wherein, the physical downlink control channel (PDCCH) in the downlink subframe is used for bearing the downlink control indicating information and the carrier scheduling indicating information corresponding to each downlink control indicating information. It solves the problem that the terminal side can not clearly identify the downlink control information (DCI) of different carriers, which is caused by that the length of DCI may be same due to the difference of the bandwidths of carriers in the carrier aggregation system.

    摘要翻译: 提供了一种用于在多载波聚合系统中传输下行链路信息的方法和装置。 该方法包括:基站侧向终端侧发送下行链路子帧,其中,下行链路子帧中的物理下行链路控制信道(PDCCH)用于承载下行链路控制指示信息,并且载波调度指示与每个下行链路相对应的信息 控制指示信息。 解决了由于载波聚合系统中的载波带宽的差异,终端侧不能清楚地识别不同载波的下行链路控制信息(DCI)的问题,由DCI的长度可能相同。

    METHOD, SYSTEM AND DEVICE FOR DETERMINING COOPERATIVE TRANSMISSION NODE
    40.
    发明申请
    METHOD, SYSTEM AND DEVICE FOR DETERMINING COOPERATIVE TRANSMISSION NODE 审中-公开
    用于确定合作传输节点的方法,系统和设备

    公开(公告)号:US20120140652A1

    公开(公告)日:2012-06-07

    申请号:US13264602

    申请日:2010-04-16

    IPC分类号: H04W24/00

    摘要: A method, a system and a device for determining cooperative transmission node are provided, wherein, the method includes: a base station sends configuration information of uplink signal for a user terminal to the user terminal and each relay node device belonging to the base station; said base station and said each relay node device receive the uplink signal sent by the user terminal according to said configuration information of uplink signal, and measure the uplink signal; the measurement result of obtained by said base station is compared with the measurement result of each relay node device, and the cooperative transmission node for the user terminal is determined according to the result of the comparison. The present invention can determine the optimal node device set which participates in cooperation, and also modify the optimal cooperative transmission node set for a user terminal in real time, and enables transparent cooperative transmission for the user terminal.

    摘要翻译: 提供了一种用于确定协作传输节点的方法,系统和设备,其中,所述方法包括:基站向用户终端和属于基站的每个中继节点设备发送用户终端的上行链路信号的配置信息; 所述基站和所述每个中继节点设备根据上行链路信号的配置信息接收用户终端发送的上行链路信号,并测量上行链路信号; 将由所述基站获得的测量结果与每个中继节点设备的测量结果进行比较,并根据比较结果确定用户终端的协作传输节点。 本发明可以确定参与协作的最佳节点设备集合,并且还实时修改用户终端的最优协作传输节点集,并且为用户终端实现透明协作传输。