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    • 1. 发明申请
    • HYBRID CELL MANAGEMENT IN WIRELESS NETWORKS
    • 无线网络中的混合小区管理
    • WO2010108129A2
    • 2010-09-23
    • PCT/US2010/028027
    • 2010-03-19
    • QUALCOMM INCORPORATEDJI, TingfangHORN, Gavin, B.PALANKI, RaviAGASHE, Parag, A.
    • JI, TingfangHORN, Gavin, B.PALANKI, RaviAGASHE, Parag, A.
    • H04W36/08H04W4/06H04W76/02
    • H04W36/08H04W4/06H04W76/10Y02D70/1222Y02D70/1242Y02D70/1262Y02D70/142Y02D70/144Y02D70/146Y02D70/22
    • Systems and methodologies are described that facilitate providing hybrid cell access points that can support closed subscriber groups (CSG) while providing at least a minimum level of service to wireless devices excluded from the CSG. Hybrid cell access points can allow non-member wireless devices to camp and receive paging signals. Upon receiving a request for resources from non-member wireless devices, hybrid cell access points can handover the non-member wireless devices to an access point that can serve the non-member wireless devices, provide a portion of resources compared to a disparate portion provided to member wireless devices, and/or the like. In addition, hybrid cell access points can vary levels of service and downlink transmission power to provide load balancing for access points. Varying levels of service and downlink transmission power can facilitate additional functionality, such as reducing transmission power to serve member devices while mitigating interference to non-member devices.
    • 描述了系统和方法,其便于提供可以支持封闭用户组(CSG)的混合小区接入点,同时向从CSG排除的无线设备提供至少最低级别的服务。 混合小区接入点可以允许非成员无线设备驻留和接收寻呼信号。 在从非成员无线设备接收到对资源的​​请求时,混合小区接入点可以将非成员无线设备切换到可以服务非成员无线设备的接入点,提供与提供的不同部分相比的一部分资源 到成员无线设备和/或类似物。 此外,混合小区接入点可以改变服务等级和下行链路传输功率,以为接入点提供负载均衡。 不同级别的服务和下行链路传输功率可以促进附加的功能,例如降低传输功率以服务于成员设备,同时减轻对非成员设备的干扰。
    • 3. 发明申请
    • WIRELESS NETWORK SYNCHRONIZATION
    • 无线网络同步
    • WO2009099809A2
    • 2009-08-13
    • PCT/US2009/032158
    • 2009-01-27
    • QUALCOMM IncorporatedHORN, Gavin B.KHANDEKAR, Aamod D.AGASHE, Parag A.XIAO, LeiPALANKI, Ravi
    • HORN, Gavin B.KHANDEKAR, Aamod D.AGASHE, Parag A.XIAO, LeiPALANKI, Ravi
    • H04J3/06
    • H04J3/0679H04J3/0641
    • Systems and methodologies are described that facilitate synchronizing timing among wireless nodes in a wireless communication network. A tracking wireless node can synchronize to a global positioning system (GPS) signal if available. Alternatively, the tracking wireless node can receive quality metrics related to one or more target nodes. The quality metrics can relate to parameters that can be utilized to evaluate the target node for timing synchronization. Based on the quality metrics, the tracking wireless node can select a target wireless node for timing synchronization. The tracking wireless node can subsequently synchronize timing with the target wireless node. In addition, the tracking wireless node can continually evaluate surrounding wireless nodes to detect whether other wireless nodes have higher quality metrics than the current target wireless nodes and can accordingly resynchronize with nodes having higher metrics.
    • 描述了有助于同步无线通信网络中的无线节点之间的定时的系统和方法。 如果可用,跟踪无线节点可以与全球定位系统(GPS)信号同步。 或者,跟踪无线节点可以接收与一个或多个目标节点相关的质量度量。 质量度量可以涉及可用于评估目标节点以进行时间同步的参数。 基于质量度量,跟踪无线节点可以选择用于定时同步的目标无线节点。 跟踪无线节点可以随后与目标无线节点同步定时。 另外,跟踪无线节点可以持续评估周围的无线节点以检测其他无线节点是否具有比当前目标无线节点更高的质量度量,并且可以相应地与具有更高度量的节点重新同步。
    • 7. 发明申请
    • BASE STATION SYNCHRONIZATION
    • 基站同步
    • WO2010022371A2
    • 2010-02-25
    • PCT/US2009/054688
    • 2009-08-21
    • QUALCOMM INCORPORATEDPALANKI, RaviXIAO, LeiAGASHE, Parag, A.
    • PALANKI, RaviXIAO, LeiAGASHE, Parag, A.
    • H04W56/00
    • H04W56/00H04W56/0015
    • Systems and methodologies are described that facilitate synchronizing base stations in a wireless communication environment. A base station can receive a synchronization signal sent via a low reuse channel, which can be shared by a group of base stations. Further, the base station can align a clock associated therewith to the received synchronization signal. Moreover, the base station can coarsely align the clock to a first synchronization signal received upon a first subset of resources of the low reuse channel, and finely align the clock to a second synchronization signal received upon a second subset of resources (e.g., of the low reuse channel, of a separate channel, …), where the second subset of resources can be reserved for transmission from at least one base station with at least a predetermined level of synchronous accuracy.
    • 描述了促进在无线通信环境中同步基站的系统和方法。 基站可以接收经由低重用信道发送的同步信号,该信道可由一组基站共享。 此外,基站可以将与其相关联的时钟与所接收的同步信号对准。 此外,基站可以将时钟粗略地对准在低重用信道的资源的第一子集上接收的第一同步信号,并且将时钟精细地对准到在第二子资源(例如, 低重用信道,单独信道),其中第二子资源可以被保留用于具有至少一个预定水平的同步精度的至少一个基站的传输。
    • 10. 发明申请
    • SYSTEM AND METHOD FOR DISTRIBUTED MULTIPLE-INPUT MULTIPLE-OUTPUT (MIMO) IN A WIRELESS COMMUNICATION SYSTEM
    • 无线通信系统中分布式多输入多输出(MIMO)的系统与方法
    • WO2010014969A1
    • 2010-02-04
    • PCT/US2009/052516
    • 2009-07-31
    • QUALCOMM INCORPORATEDPALANKI, RaviAGASHE, Parag, A.BHUSHAN, Naga
    • PALANKI, RaviAGASHE, Parag, A.BHUSHAN, Naga
    • H04B7/04
    • H04B7/024H04B7/0408H04B7/0413H04B7/0617H04W36/0005H04W36/20H04W72/0406
    • Systems and methodologies are described herein that facilitate distributed multiple-input multiple-output (MIMO) or cooperative multipoint (CoMP) communication in a wireless communication system. As described herein, multiple cells, such as a serving cell and an auxiliary cell, can cooperate to conduct communication with one or more associated terminals. In one example described herein, an associated core network can exchange data and/or control signaling with a single cell communicating with a given terminal, which can then tunnel respective data and/or control signaling to other cell(s). By doing so, CoMP communication can be made transparent to the core network and can be achieved without requiring changes to the network. As further described herein, a terminal can exchange Physical Downlink Control Channel (PDCCH) assignments and/or other information exclusively with the serving cell in addition to or in place of other exchanged with a serving cell and/or an auxiliary cell.
    • 本文描述了在无线通信系统中促进分布式多输入多输出(MIMO)或协作多点(CoMP)通信的系统和方法。 如本文所述,诸如服务小区和辅助小区的多个小区可以协作以与一个或多个相关联的终端进行通信。 在这里描述的一个示例中,相关联的核心网络可以与与给定终端通信的单个小区交换数据和/或控制信令,然后可以将相应的数据和/或控制信令传送到其他小区。 通过这样做,CoMP通信可以对核心网络透明化,可以在不需要更改网络的情况下实现。 如本文进一步描述的,终端可以除了与服务小区和/或辅助小区交换的另外的另一个或替换另外的服务小区之外,与服务小区专门地交换物理下行链路控制信道(PDCCH)分配和/或其他信息。