Random access method and related apparatus

    公开(公告)号:US10159095B2

    公开(公告)日:2018-12-18

    申请号:US15143559

    申请日:2016-04-30

    Abstract: A random access method and a related apparatus are disclosed. A user equipment receives first signaling from a base station through a physical downlink shared channel (PDSCH), and receives second signaling from the base station through a physical downlink control channel (PDCCH) or an enhanced physical downlink control channel (ePDCCH), where the first signaling includes a first time division duplexing TDD uplink-downlink configuration, and the second signaling includes a second TDD uplink-downlink configuration; the user equipment determines, according to the first TDD uplink-downlink configuration, an uplink subframe for sending a random access message; and the user equipment sends the random access message to the base station in the determined uplink subframe.

    Random access apparatus and method
    63.
    发明授权

    公开(公告)号:US10098157B2

    公开(公告)日:2018-10-09

    申请号:US15338041

    申请日:2016-10-28

    Abstract: Embodiments of the present invention provide random access user equipment, including: a receiving module, configured to receive a notification message sent by a base station, where the notification message is used to instruct the user equipment UE to execute a random access procedure; a processing module, configured to determine, according to a configuration parameter in the notification message received by the receiving module, a PRACH resource used to execute the random access procedure; and a sending module, configured to send a random access code to the base station on the PRACH resource determined by the processing module; where the receiving module is configured to receive a random access response message sent by the base station. The embodiments of the present invention further provide a random access method. The present invention has an advantage that executing the random access procedure on an unlicensed spectrum can be implemented.

    SIGNAL PROCESSING METHOD AND RELATED DEVICE
    64.
    发明申请

    公开(公告)号:US20180241487A1

    公开(公告)日:2018-08-23

    申请号:US15896505

    申请日:2018-02-14

    Abstract: A user equipment obtains configuration information used to detect a received signal strength indicator (RSSI) value of a signal on an unlicensed frequency, samples the signal on the unlicensed frequency at a sampling interval included in the configuration information to obtain RSSI values of the signal on the unlicensed frequency sampled at sampling moments. The user equipment determines statistics on the RSSI values of the signal on the unlicensed frequency within a statistical window, obtains an RSSI value statistical result of the signal on the unlicensed frequency based on the statistics, and reports the RSSI value statistical result to a base station.

    Paging method and apparatus
    65.
    发明授权

    公开(公告)号:US10057879B2

    公开(公告)日:2018-08-21

    申请号:US15095779

    申请日:2016-04-11

    CPC classification number: H04W68/005 H04W68/02 H04W72/044

    Abstract: Embodiments provide a paging method and apparatus. The method includes receiving, by user equipment (UE), a system message broadcast by a base station, where the system message carries a system parameter and configuration information of a paging message, and the configuration information includes time-frequency information of the paging message. The method also includes determining, by the UE, a paging cycle, a paging frame (PF) and a paging occasion (PO) subframe according to the system parameter, and determining, by the UE according to the configuration information, a time-frequency resource occupied by the paging message in the PO subframe. The method also includes detecting, by the UE within the paging cycle according to the PF, the PO subframe, and the time-frequency resource, whether the paging message exists in a physical downlink shared channel PDSCH.

    MULTI-CARRIER MEASUREMENT CONFIGURATION METHOD AND APPARATUS

    公开(公告)号:US20170332268A1

    公开(公告)日:2017-11-16

    申请号:US15662705

    申请日:2017-07-28

    CPC classification number: H04W24/10 H04W24/00 H04W72/042

    Abstract: The present disclosure discloses a multi-carrier measurement configuration method and apparatus, so as to resolve a problem in the prior art that when UE aggregates multiple carriers, a carrier measurement manner cannot be configured, applicability is relatively low, and carrier aggregation efficiency of the UE is reduced. The method is: receiving, by UE, measurement configuration information that is delivered by a network side and that carries gap measurement configuration information or small gap measurement configuration information, and measuring multiple carriers based on received processing configuration information, so as to implement configuration of a carrier measurement manner by the network side, thereby improving applicability of carrier measurement, and improving carrier aggregation efficiency of the UE.

    RANDOM ACCESS APPARATUS AND METHOD
    68.
    发明申请
    RANDOM ACCESS APPARATUS AND METHOD 审中-公开
    随机访问设备和方法

    公开(公告)号:US20170048891A1

    公开(公告)日:2017-02-16

    申请号:US15338041

    申请日:2016-10-28

    Abstract: Embodiments of the present invention provide random access user equipment, including: a receiving module, configured to receive a notification message sent by a base station, where the notification message is used to instruct the user equipment UE to execute a random access procedure; a processing module, configured to determine, according to a configuration parameter in the notification message received by the receiving module, a PRACH resource used to execute the random access procedure; and a sending module, configured to send a random access code to the base station on the PRACH resource determined by the processing module; where the receiving module is configured to receive a random access response message sent by the base station. The embodiments of the present invention further provide a random access method. The present invention has an advantage that executing the random access procedure on an unlicensed spectrum can be implemented.

    Abstract translation: 本发明的实施例提供了一种随机接入用户设备,包括:接收模块,用于接收由基站发送的通知消息,其中所述通知消息用于指示所述用户设备UE执行随机接入过程; 处理模块,被配置为根据由所述接收模块接收到的所述通知消息中的配置参数来确定用于执行所述随机接入过程的PRACH资源; 以及发送模块,被配置为在由所述处理模块确定的所述PRACH资源上向所述基站发送随机接入码; 其中所述接收模块被配置为接收由所述基站发送的随机接入响应消息。 本发明的实施例还提供一种随机存取方法。 本发明的优点在于可以实现在非许可频谱上执行随机接入过程。

    RANDOM ACCESS METHOD AND APPARATUS
    70.
    发明申请
    RANDOM ACCESS METHOD AND APPARATUS 审中-公开
    随机访问方法和设备

    公开(公告)号:US20160330768A1

    公开(公告)日:2016-11-10

    申请号:US15216949

    申请日:2016-07-22

    Abstract: Embodiments of the present invention provide a random access method and an apparatus. PRACH configuration information of a base station is acquired, and a preamble is sent from a corresponding start PRACH resource, so that access of another terminal device is not affected when the base station identifies an access request of a terminal device that requires coverage enhancement. The solution includes: acquiring at least one group of physical random access channel PRACH configuration information that has been stored, where the at least one group of PRACH configuration information is carried in system information sent by the base station; parsing the at least one group of PRACH configuration information to obtain a corresponding start PRACH resource; and sending a preamble to the base station starting from the start PRACH resource, so that the base station establishes a connection to the terminal device according to the preamble.

    Abstract translation: 本发明的实施例提供一种随机存取方法和装置。 获取基站的PRACH配置信息,并从相应的起始PRACH资源发送前导码,使得当基站识别需要覆盖增强的终端设备的接入请求时,不影响另一终端设备的接入。 该解决方案包括:获取存储的至少一组物理随机接入信道PRACH配置信息,其中至少一组PRACH配置信息在由基站发送的系统信息中携带; 解析所述至少一组PRACH配置信息以获得相应的启动PRACH资源; 以及从起始PRACH资源开始向基站发送前导码,使得基站根据前导码建立到终端设备的连接。

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