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    • 1. 发明授权
    • Method, system and device for transmitting and detecting control signaling in backhaul link
    • 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
    • US08553609B2
    • 2013-10-08
    • US13582025
    • 2011-03-21
    • Zukang ShenLibo WangXueming PanShaohui SunWenjian Zhang
    • Zukang ShenLibo WangXueming PanShaohui SunWenjian Zhang
    • H04W4/00
    • H04W72/0406H04B7/15542H04L5/0053H04W84/047H04W92/04
    • 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.
    • 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。
    • 2. 发明申请
    • METHOD, SYSTEM AND DEVICE FOR TRANSMITTING AND DETECTING CONTROL SIGNALING IN BACKHAUL LINK
    • 用于发送和检测回传链路中控制信令的方法,系统和设备
    • US20120327842A1
    • 2012-12-27
    • US13582025
    • 2011-03-21
    • Zukang ShenLibo WangXueming PanShaohui SunWenjian Zhang
    • Zukang ShenLibo WangXueming PanShaohui SunWenjian Zhang
    • H04W72/04H04W88/04
    • H04W72/0406H04B7/15542H04L5/0053H04W84/047H04W92/04
    • 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.
    • 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相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。
    • 6. 发明申请
    • Transmission Method, Detection Method and Equipment For Control Channels Of A Relay System
    • 中继系统控制通道的传输方法,检测方法及设备
    • US20120182931A1
    • 2012-07-19
    • US13498316
    • 2010-09-29
    • Zukang ShenXueming PanGuojun XiaoLibo WangWenjian Zhang
    • Zukang ShenXueming PanGuojun XiaoLibo WangWenjian Zhang
    • H04W72/04H04B7/14
    • H04B7/155H04L5/0053
    • A configuration method, detection method and equipment for control channels of a relay system are provided in the present invention. The configuration method comprises: the network side transmits a Relay-Physical Downlink Control Channel (R-PDCCH) of a control channel to its service relay equipment, the related control information of said relay equipment is included in said R-PDCCH, said R-PDCCH is a dedicated R-PDCCH of said relay equipment. In the present invention, the dedicated control channel of the relay system is configured according to the number of Orthogonal Frequency Division Multiplexing (OFDM) symbols occupied by a R-PDCCH, and the mapping from a R-PDDCH/Relay-Physical Downlink Shared Channel (R-PDSCH) to a Resource Element (RE), and the demand that one relay node dedicates a R-PDCCH is satisfied.
    • 在本发明中提供了一种中继系统的控制信道的配置方法,检测方法和设备。 该配置方法包括:网络侧向其业务中继设备发送控制信道的中继物理下行链路控制信道(R-PDCCH),所述中继设备的相关控制信息包含在所述R-PDCCH中,所述R​​- PDCCH是所述中继设备的专用R-PDCCH。 在本发明中,根据由R-PDCCH占用的正交频分复用(OFDM)符号的数量和从R-PDDCH /中继物理下行链路共享信道的映射来配置中继系统的专用控制信道 (R-PDSCH)到资源元素(RE),并且满足一个中继节点专用R-PDCCH的需求。
    • 8. 发明授权
    • Method, device and system for relay timing adjustment
    • 用于继电器定时调整的方法,装置和系统
    • US09049706B2
    • 2015-06-02
    • US13701401
    • 2011-08-04
    • Wenjian ZhangLibo WangZukang ShenXueming PanGuojun Xiao
    • Wenjian ZhangLibo WangZukang ShenXueming PanGuojun Xiao
    • H04B7/14H04W72/04H04W56/00H04B7/155H04W92/10
    • H04W72/042H04B7/155H04W56/0015H04W92/10
    • An embodiment of the present application provides a relay timing adjustment method, system and device, relating to the technical field of wireless communications, for use in solving the problem of how to synchronize base station downlink transmission and relay device downlink transmission in an Advanced Long Term Evolution (LTE-A) system. In this application, the base station sends an access downlink transmission timing adjustment command to the relay device. When the relay device receives said access downlink transmission timing adjustment command, the downlink transmission timing is adjusted in said relay device according to said received access downlink transmission timing adjustment command. This invention is thus able to synchronize relay device access downlink transmission timing with base station downlink transmission timing.
    • 本申请的实施例提供了一种与无线通信技术领域相关的中继定时调整方法,系统和设备,用于解决如何在高级长期中解决如何同步基站下行链路传输和中继设备下行链路传输的问题 演进(LTE-A)系统。 在该应用中,基站向中继装置发送接入下行链路发送定时调整指令。 当中继装置接收到所述接入下行链路发送定时调整命令时,根据所述接收到的下行链路发送定时调整指令,在所述中继装置中调整下行发送定时。 因此,本发明能够使中继设备接入下行链路传输定时与基站下行链路传输定时同步。