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    • 1. 发明授权
    • Method and device for reducing transmission power of uplink signal
    • 降低上行信号传输功率的方法和装置
    • US09326250B2
    • 2016-04-26
    • US14240896
    • 2012-06-06
    • Zhirong LinBo DaiBin YuLu Ren
    • Zhirong LinBo DaiBin YuLu Ren
    • H04L1/00H04W52/14H04L5/00H04W52/34
    • H04W52/146H04L5/0042H04W52/34
    • The present disclosure provides a method for reducing the transmission power of an uplink signal, comprising: performing, by a User Equipment (UE), Component Carrier (CC) grouping on configured uplink CCs; and comparing correspondingly the transmission power of an uplink signal in each CC group with a maximum transmission power configured for the each CC group by an evolved Node B (eNB), and performing a power reduction within the CC group when the comparison result meets an intra-group power reduction condition; and/or comparing the sum of transmission powers of uplink signals in all CC groups with a maximum transmission power configured for the UE by the eNB, when the comparison result meets an inter-group power reduction condition, performing a power reduction between the CC groups. The present disclosure further provides a device for reducing the transmission power of an uplink signal. The technical solution of the present disclosure can improve the covering capability and reliability of the uplink signal in an Inter-band CA scenario, and to improve a utilization rate of a UE's uplink transmission power.
    • 本公开提供了一种用于降低上行链路信号的发送功率的方法,包括:由用户设备(UE)执行在配置的上行链路CC上的分量载波(CC)分组; 并对每个CC组中的上行链路信号的发送功率与由演进节点B(eNB)为每个CC组配置的最大发送功率进行比较,并且当比较结果满足帧内时,执行CC组内的功率降低 - 组功率降低条件; 和/或将所有CC组中的上行链路信号的发送功率之和与eNB配置的最大发送功率进行比较,当比较结果满足组间功率降低条件时,在CC组之间进行功率降低 。 本公开还提供了一种用于降低上行链路信号的发射功率的装置。 本公开的技术方案可以提高带间CA方案中上行链路信号的覆盖能力和可靠性,并提高UE上行传输功率的利用率。
    • 2. 发明授权
    • Method and user equipment for transmitting feedback information
    • 用于发送反馈信息的方法和用户设备
    • US09282549B2
    • 2016-03-08
    • US13824085
    • 2011-06-30
    • Bo DaiShuqiang XiaChunli LiangBin Yu
    • Bo DaiShuqiang XiaChunli LiangBin Yu
    • H04W72/04H04L1/00H04L1/16H04L1/18
    • H04W72/0413H04L1/0026H04L1/0028H04L1/1671H04L1/1861H04L5/001H04L5/0016H04L5/0044H04L5/0048H04L5/0053
    • A method for transmitting feedback information and a user equipment are disclosed in the present document, wherein, one method includes: a User Equipment (UE) performing time domain extension on feedback information within one subframe; and mapping respectively data which go through the time domain extension and demodulation reference signals corresponding to the data which go through the time domain extension to multiple uplink Single Carrier-Frequency Division Multiple Access (SC-FDMA) symbols within the subframe, and transmitting the data which go through the time domain extension and the demodulation reference signals corresponding to the data which go through the time domain extension in the same frequency domain position in a way of time division multiplexing; wherein, each uplink SC-FDMA symbol occupies n successive physical resource blocks in the frequency domain, and n is a positive integer.
    • 在本文中公开了一种用于发送反馈信息和用户设备的方法,其中一种方法包括:在一个子帧内对反馈信息执行时域扩展的用户设备(UE) 并分别将通过时域扩展的数据对应的时域扩展和解调参考信号的数据映射到子帧内的多个上行链路单载波 - 频分多址(SC-FDMA)符号,并发送数据 其以时分复用方式通过时域扩展和对应于通过时域扩展的数据的解调参考信号在同一频域位置; 其中,每个上行链路SC-FDMA符号占据频域中的n个连续的物理资源块,并且n是正整数。
    • 3. 发明授权
    • Method and terminal for transmitting uplink control information and method and apparatus for determining the number of coded symbol
    • 用于发送上行链路控制信息的方法和终端,以及用于确定编码符号数目的方法和装置
    • US09220091B2
    • 2015-12-22
    • US13817478
    • 2011-07-22
    • Weiwei YangBo DaiChunli LiangShuqiang XiaBin Yu
    • Weiwei YangBo DaiChunli LiangShuqiang XiaBin Yu
    • H04W72/04H04L1/00H04L1/16
    • H04W72/0413H04L1/0026H04L1/0071H04L1/0072H04L1/1671
    • The disclosure discloses a method and terminal for transmitting uplink control information. The method includes: coding the uplink control information required to be transmitted and data information corresponding to one or two transport blocks respectively, obtaining an encoded sequence according to a target length, and forming a corresponding coded modulation sequence from the encoded sequence according to a modulation mode (401); interleaving the obtained coded modulation sequence, and transmitting the interleaved coded modulation sequence on a layer corresponding to a Physical Uplink Shared Channel (PUSCH) (402). By adopting the method and terminal according to the disclosure the transmission of uplink control information with greater bits on the PUSCH is realized. The disclosure also provides a method for determining a number of code symbols required in each layer when transmitting uplink control information on the PUSCH, thus the purpose of determining a number of code symbols required in each layer when transmitting uplink control information on the PUSCH is realized.
    • 本公开公开了一种用于发送上行链路控制信息的方法和终端。 该方法包括:分别对需要发送的上行链路控制信息和对应于一个或两个传输块的数据信息进行编码,根据目标长度获得编码序列,并根据编码序列形成相应的编码调制序列 模式(401); 交织所获得的编码调制序列,并且在与物理上行链路共享信道(PUSCH)(402)相对应的层上发送交织的编码调制序列。 通过采用根据本公开的方法和终端,实现在PUSCH上具有更大比特的上行链路控制信息的传输。 本公开还提供了一种用于在PUSCH上发送上行链路控制信息时确定每层中所需的码元数量的方法,从而实现了在PUSCH上发送上行控制信息时确定每层中所需的码符号数目的目的 。
    • 5. 发明申请
    • DATA TRANSMISSION METHOD, BASE STATION, AND TERMINAL
    • 数据传输方法,基站和终端
    • US20150289292A1
    • 2015-10-08
    • US14679465
    • 2015-04-06
    • Pengfei SUNBin YU
    • Pengfei SUNBin YU
    • H04W74/08H04B7/04H04B7/01H04L27/26H04L1/16H04W74/00
    • H04W74/0833H04L1/00H04L1/1607H04L1/1671H04L5/0007H04L5/0023H04L5/0028H04L5/0053H04L5/0092H04L27/2613H04L27/264H04L27/2646H04W28/06H04W74/008
    • A data transmission method is provided. The method includes obtaining configuration information, wherein the configuration information indicates transmission resources of a random access preamble and payload data corresponding to the random access preamble, transmitting the random access preamble and the payload data at the transmission resources, modulating the payload data using a modulation scheme supporting asynchronous transmission, and receiving feedback information, wherein the feedback information comprises an indication which indicates whether the payload data is successfully received. Various examples of the present disclosure also describe a method for receiving data with space multiplexing which is applied to a base station side, and further describe a terminal and a base station. Employing the examples of the present disclosure, transmission efficiency of long duty cycle and sporadic small data packets of a large number of devices in the Internet of Things in future communication systems can be improved.
    • 提供了一种数据传输方法。 该方法包括获取配置信息,其中配置信息指示随机接入前同步码的发送资源和对应于随机接入前导码的有效载荷数据,在传输资源处发送随机接入前同步码和有效载荷数据,使用调制 支持异步传输的方案和接收反馈信息,其中反馈信息包括指示有效载荷数据是否被成功接收的指示。 本公开的各种示例还描述了一种应用于基站侧的用于接收具有空间复用的数据的方法,并且进一步描述了终端和基站。 采用本公开的实例,可以改进物联网中大量设备的长占空比的传输效率和散列的小数据分组。
    • 10. 发明授权
    • Inter-node B handover method
    • 节点间切换方法
    • US08594047B2
    • 2013-11-26
    • US13258130
    • 2009-12-23
    • Yin GaoBin YuPeng HaoPeng Zhu
    • Yin GaoBin YuPeng HaoPeng Zhu
    • H04W4/00
    • H04W36/0077H04W36/08
    • The present invention discloses an inter-Node B handover method, wherein a target eNB sends a Handover Request Acknowledge message including handover reference frequency point information through a source eNB to a user equipment, wherein the handover reference frequency point information includes center frequency point information of an uplink component carrier designated for the user equipment to initiate a random access request. Further, the present invention discloses another inter-Node B handover method, wherein a target eNB orderly arrays center frequency point information of uplink component carriers of a target cell to obtain a first list, the target eNB sends a Handover Request Acknowledge message including the first list through a source eNB to a user equipment, and the user equipment requests a random access according to the center frequency point information of a first uplink component carrier. Through the solution of the present invention, the usage rate of the random access resources for the target eNB can be improved effectively and the conflict of random is accesses can be reduced.
    • 本发明公开了一种节点间切换方法,其中目标eNB通过源eNB向用户设备发送包括切换参考频点信息的切换请求确认消息,其中切换参考频点信息包括 为用户设备指定的用于发起随机接入请求的上行链路分量载波。 此外,本发明公开了另一种节点间切换方法,其中,目标eNB对目标小区的上行链路分量载波进行有序阵列中心频点信息以获得第一列表,目标eNB发送包括第一列的切换请求确认消息 通过源eNB列出到用户设备,并且用户设备根据第一上行链路分量载波的中心频点信息请求随机接入。 通过本发明的解决方案,可以有效地提高目标eNB的随机接入资源的使用率,并且可以减少随机接入的冲突。