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    • 71. 发明申请
    • DATA TRANSMISSION FOR LOW COST MTC DEVICES
    • 低成本MTC设备的数据传输
    • WO2014110785A1
    • 2014-07-24
    • PCT/CN2013/070668
    • 2013-01-18
    • BROADCOM CORPORATIONZENG, ErlinGAO, ChunyanWEI, NaTAN, ShuangBAI, WeiWANG, Haiming
    • ZENG, ErlinGAO, ChunyanWEI, NaTAN, ShuangBAI, WeiWANG, Haiming
    • H04W72/04
    • H04L1/0038H04L1/18
    • A user equipment (UE) conducting machine-type communication (MTC) attempts to blindly decode a message it received using a pre-arranged and finite set of transport formats; and sends on an uplink radio resource feedback about the message, wherein the feedback is based on a result of the blind decoding. Each transport format of the pre-arranged set comprises a unique combination of modulation and coding scheme, physical resource block set;, and number of transmit repetitions. Prior to the message the pre-arranged set may be indicated to the UE in wireless signaling, or it may be specified in a radio standard. The set may be designated for downlink messages and a second set designated for uplink messages. Various embodiments are described for the uplink radio resource on which the feedback is sent, and conventional HARQ feedback is adapted for MTC in these teachings.
    • 进行机器型通信(MTC)的用户设备(UE)尝试使用预先安排的和有限的传输格式集盲解码其接收的消息; 并且在上行链路无线电资源上发送关于消息的反馈,其中反馈基于盲解码的结果。 预先设置的集合的每个传输格式包括调制和编码方案,物理资源块集合和发送重复次数的唯一组合。 在消息之前,可以在无线信令中向UE指示预先安排的集合,或者可以在无线电标准中指定。 该集合可以被指定用于下行链路消息,第二组被指定用于上行链路消息。 对于其上发送反馈的上行链路无线电资源描述了各种实施例,并且在这些教导中常规HARQ反馈适用于MTC。
    • 77. 发明申请
    • METHODS AND APPARATUSES FOR PROVISION OF REFERENCE SIGNAL DESIGN FOR DOWNLINK TRACKING IN OCCUPIED SHARED BAND
    • 提供参考信号设计的方法和装置,用于在已分配的共享带中进行下行跟踪
    • WO2013071506A1
    • 2013-05-23
    • PCT/CN2011/082361
    • 2011-11-17
    • RENESAS MOBILE CORPORATIONSUN, PengfeiWEI, NaBAI, WeiWANG, Haiming
    • SUN, PengfeiWEI, NaBAI, WeiWANG, Haiming
    • H04L7/00
    • H04W72/0453H04L5/001H04L5/0037H04L5/005H04W16/14H04W56/003
    • A method, apparatus and computer program product are provided for generating Reference Signals utilized in downlink tracking of an unlicensed band. A method and apparatus may determine whether carriers of an unlicensed band secondary component carrier are available for usage to provide a signal(s), enabling timing and frequency tracking of downlink carriers responsive to discontinuous transmission via a medium(s) of the unlicensed band utilized to provide content to devices. The method and apparatus may also select the signal based on a band of the carriers and a detection indicating whether communication terminals of a coexisting system are using a carrier of the band. The method and apparatus may provide the signal to a device(s) via a carrier responsive to determining that the carrier is available or via an occupied carrier utilized by the coexisting system enabling the device to continue tracking of timing and frequency information of the downlink carriers.
    • 提供了一种方法,装置和计算机程序产品,用于产生在未许可频带的下行链路跟踪中使用的参考信号。 一种方法和装置可以确定未许可频带次分量载波的载波是否可用于提供信号,从而能够响应经由所使用的非许可频带的介质的不连续传输来响应于下行链路载波的定时和频率跟踪 向设备提供内容。 所述方法和装置还可以基于载波的频带选择信号,以及检测指示共存系统的通信终端是否正在使用该频带的载波。 所述方法和装置可以响应于确定载波可用或经由由共存系统使用的占用载波使得设备能够继续跟踪下行链路载波的定时和频率信息,经由载波向装置提供信号 。
    • 78. 发明申请
    • SIGNALING FOR DEVICE-TO-DEVICE WIRELESS COMMUNICATION
    • 用于设备到设备无线通信的信令
    • WO2013049959A1
    • 2013-04-11
    • PCT/CN2011/080511
    • 2011-10-02
    • RENESAS MOBILE CORPORATIONWANG, HaimingGAO, ChunyanWEI, NaBAI, Wei
    • WANG, HaimingGAO, ChunyanWEI, NaBAI, Wei
    • H04L27/26
    • H04W48/16H04L5/0037H04L27/0006H04L27/2602H04W8/005H04W76/14
    • The specification and drawings present a new method, apparatus and software related product (e.g., a computer readable memory) for implementing a direct device-to-device communication of cellular devices, e.g., in LTE wireless systems, using discovery or discovery-like signaling. To enable automatic discovery of other devices, a dedicated channel may be reserved for this purpose where devices may send a specific discovery signal with a predefined format, so that other devices listening in this channel can know the existence of the transmitters. For example, the discovery signal may be generated by one device for establishing a direct device-to-device communication, the discovery signal comprising a preamble part and a data part which comprises information for establishing the direct device-to-device communication, wherein a preamble resource for the preamble part is determined from a set of predefined resources and a data resource for the data part maps form the preamble resource.
    • 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),用于实现蜂窝设备的直接设备到设备通信,例如在LTE无线系统中,使用发现或发现式信令 。 为了实现其他设备的自动发现,专用信道可以被保留用于这样的目的,其中设备可以以预定格式发送特定的发现信号,使得在该信道中监听的其他设备可以知道发射机的存在。 例如,发现信号可以由一个设备生成,用于建立直接的设备到设备通信,该发现信号包括前导码部分和包括用于建立直接设备到设备通信的信息的数据部分,其中, 从一组预定义资源确定用于前导码部分的前同步码资源,并且用于数据部分映射的数据资源形成前导码资源。