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    • 12. 发明授权
    • Multicast transmission within a hybrid direct and cellular communication system
    • 混合直接和蜂窝通信系统内的组播传输
    • US08582593B2
    • 2013-11-12
    • US12648363
    • 2009-12-29
    • Tao ChenSami-Jukka HakolaTimo K. Koskela
    • Tao ChenSami-Jukka HakolaTimo K. Koskela
    • H04J3/26
    • H04L1/1867H04L2001/0093H04L2001/0097H04W4/06
    • In one, non-limiting exemplary embodiment, a method includes: sending a multicast transmission from a source device to a base station in a wireless communication system, where the multicast transmission is for a plurality of receiving devices including a local receiving device, where the source device and the local receiving device are members of a local cluster that is at least partially located in a cell serviced by the base station; receiving, by the source device, a transmission of feedback information as it is transmitted from the local receiving device to the base station; and in response to the source device determining that the feedback information includes an indication that the local receiving device did not correctly receive the multicast transmission, sending a retransmission of the multicast transmission from the source device directly to the local receiving device.
    • 在一个非限制性示例性实施例中,一种方法包括:在无线通信系统中从源设备发送组播传输到基站,其中组播传输用于包括本地接收设备的多个接收设备,其中 源设备和本地接收设备是至少部分地位于由基站服务的小区中的本地群集的成员; 由源设备接收从本地接收设备向基站发送的反馈信息的传输; 并且响应于所述源设备确定所述反馈信息包括所述本地接收设备未正确接收到所述多播传输的指示,将所述多播传输的重传从所述源设备直接发送到所述本地接收设备。
    • 14. 发明申请
    • Multicast Transmission Within a Hybrid Direct and Cellular Communication System
    • 混合直播和蜂窝通信系统中的组播传输
    • US20110159799A1
    • 2011-06-30
    • US12648363
    • 2009-12-29
    • Tao ChenSami-Jukka HakolaTimo K. Koskela
    • Tao ChenSami-Jukka HakolaTimo K. Koskela
    • H04H20/71
    • H04L1/1867H04L2001/0093H04L2001/0097H04W4/06
    • In one, non-limiting exemplary embodiment, a method includes: sending a multicast transmission from a source device to a base station in a wireless communication system, where the multicast transmission is for a plurality of receiving devices including a local receiving device, where the source device and the local receiving device are members of a local cluster that is at least partially located in a cell serviced by the base station; receiving, by the source device, a transmission of feedback information as it is transmitted from the local receiving device to the base station; and in response to the source device determining that the feedback information includes an indication that the local receiving device did not correctly receive the multicast transmission, sending a retransmission of the multicast transmission from the source device directly to the local receiving device.
    • 在一个非限制性示例性实施例中,一种方法包括:在无线通信系统中从源设备发送组播传输到基站,其中组播传输用于包括本地接收设备的多个接收设备,其中 源设备和本地接收设备是至少部分地位于由基站服务的小区中的本地群集的成员; 由源设备接收从本地接收设备向基站发送的反馈信息的传输; 并且响应于所述源设备确定所述反馈信息包括所述本地接收设备未正确接收到所述多播传输的指示,将所述多播传输的重传从所述源设备直接发送到所述本地接收设备。
    • 17. 发明申请
    • APPARATUS AND METHOD FOR DETERMINING A LOCATION OF WIRELESS COMMUNICATION DEVICES
    • 用于确定无线通信设备的位置的装置和方法
    • US20120302254A1
    • 2012-11-29
    • US13515225
    • 2010-11-23
    • Gilles CharbitKari RikkinenTao Chen
    • Gilles CharbitKari RikkinenTao Chen
    • H04W24/00
    • H04W64/00H04W4/70
    • An apparatus, system and method for determining a location of a wireless communication device employing machine-to-machine devices in a communication system. In one embodiment, the apparatus includes a processor 920 and memory 950 including computer program code. The memory 950 and the computer program code are configured to, with the processor 920, cause the apparatus to receive a list of machine-to-machine device identifiers for machine-to-machine devices, produce machine-to-machine measurement reports based of reference signals from the machine-to-machine devices on the list, and prepare the machine-to-machine measurement reports for transmission to a base station to determine a position of the apparatus.
    • 一种用于确定在通信系统中使用机器对机器设备的无线通信设备的位置的装置,系统和方法。 在一个实施例中,该装置包括处理器920和包括计算机程序代码的存储器950。 存储器950和计算机程序代码被配置为与处理器920一起使得设备接收机器到机器设备的机器到机器设备标识符的列表,生成基于以下的机器到机器测量报告: 来自列表中的机器到机器设备的参考信号,并且准备机器到机器测量报告以便传送到基站以确定设备的位置。
    • 19. 发明授权
    • Low-cost LTE system with distributed carrier aggregation on the unlicensed band
    • 低成本LTE系统,在无许可频段上具有分布式载波聚合
    • US08837422B2
    • 2014-09-16
    • US13365432
    • 2012-02-03
    • Tao ChenGilles Charbit
    • Tao ChenGilles Charbit
    • H04W4/00H04H20/67
    • H04L5/0032H04L5/0023H04W72/0453
    • A method for distributed carrier aggregation on unlicensed bands is described. The method includes tuning an antenna of a user equipment to a first carrier. The method includes transmitting, from an access point on a first carrier, information regarding a second carrier. The method also includes receiving, on the first carrier via the antenna, the information regarding the second carrier. The first carrier and the second carrier are in an unlicensed band. The method includes retuning the antenna to the second carrier and communicating data on the second carrier via the antenna. A maximum transmission power for the second carrier is based at least in part on a bandwidth of the second carrier. Apparatus and computer readable media are also described.
    • 描述了在非许可频带上分布式载波聚合的方法。 该方法包括将用户设备的天线调谐到第一载波。 该方法包括从第一载波上的接入点发送关于第二载波的信息。 该方法还包括在第一载波上经由天线接收关于第二载波的信息。 第一载波和第二载波处于非授权频带。 该方法包括将天线重新调谐到第二载波并且经由天线在第二载波上传送数据。 第二载波的最大传输功率至少部分地基于第二载波的带宽。 还描述了装置和计算机可读介质。