METHOD AND DEVICE FOR DETECTING CONTROL SIGNAL IN WIRELESS CELLULAR COMMUNICATION SYSTEM

    公开(公告)号:US20190280825A1

    公开(公告)日:2019-09-12

    申请号:US16347478

    申请日:2017-10-31

    Abstract: The present invention relates to a communication technique, which is a convergence of IoT technology and 5G communication system for supporting higher data transmission rate beyond 4G system, and a system for same. The present invention can be applied to smart services (e.g. smart homes, smart buildings, smart cities, smart cars or connected cars, health care, digital education, retail businesses, security- and safety-related services and the like) on the basis of 5G communication technology and IoT-related technology. The present invention provides a method for detecting a downlink control signal when a delay time reduction mode terminal is set to a delay reduction mode.

    METHOD AND APPARATUS FOR CHANNEL ACCESS IN WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20190239138A1

    公开(公告)日:2019-08-01

    申请号:US16376413

    申请日:2019-04-05

    Abstract: A communication method for a channel access in a wireless communication system and an apparatus therefor are provided. The communication method includes an evolved NodeB (eNB) that transmits data to a user equipment (UE) through a licensed band, and determines whether an unlicensed band channel is in an idle state during a first channel sensing duration. If the unlicensed band channel is in the idle state, the eNB transmits data to the UE through an unlicensed band during a first channel occupying duration, a second channel sensing duration, and a second channel occupying duration. In the method, a sum of the first channel occupying duration, the second channel sensing duration, and the second channel occupying duration is equal to or less than a certain time.

    METHOD AND DEVICE FOR OPERATING PLURALITY OF FRAME STRUCTURES IN MOBILE COMMUNICATION SYSTEM

    公开(公告)号:US20190037580A1

    公开(公告)日:2019-01-31

    申请号:US16074653

    申请日:2017-02-03

    Abstract: The present disclosure relates to a pre-5th-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4th-Generation (4G) communication system such as Long Term Evolution (LTE). A scheduling method by a base station in a wireless communication system, the method comprising receiving a message including capability information from a first terminal and a second terminal, setting a first secondary cell having a first frame structure to the first terminal, and setting a second secondary cell having a second frame structure to the second terminal, based on the capability information and performing scheduling for the first secondary cell and second secondary cell, wherein in the second frame structure, all subframes are at least one of a downlink subframe, an uplink subframe, and an empty subframe.

    METHOD AND APPARATUS FOR DETERMINING UPLINK TRANSMISSION TIMING IN WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20180317206A1

    公开(公告)日:2018-11-01

    申请号:US15963261

    申请日:2018-04-26

    Abstract: A communication method and system are provided for converging a 5th-generation (5G) communication system for supporting higher data rates beyond a 4th-generation (4G) system with a technology for Internet of things (IoT). The communication method and system may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, such as smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services. A wireless communication system, and more particularly, a method and device for determining uplink signal transmission timing is provided.

    COMMUNICATION METHOD AND APPARATUS IN FULL-DIMENSIONAL MULTIPLE-INPUT MULTIPLE-OUTPUT MOBILE COMMUNICATION SYSTEM
    130.
    发明申请
    COMMUNICATION METHOD AND APPARATUS IN FULL-DIMENSIONAL MULTIPLE-INPUT MULTIPLE-OUTPUT MOBILE COMMUNICATION SYSTEM 审中-公开
    全尺寸多输入多输出移动通信系统中的通信方法与装置

    公开(公告)号:US20160308647A1

    公开(公告)日:2016-10-20

    申请号:US15106256

    申请日:2014-12-16

    Abstract: A method for transmitting and receiving channel state information at a terminal of a mobile communication system according to an embodiment of the preset specification comprises the steps of: determining at least one of first precoding information and first rank information corresponding to a first dimension; receiving, from a base station, a reference signal corresponding to a second dimension; determining at least one of second precoding information and second rank information corresponding to the second dimension, on the basis of the reference signal; and transmitting, to the base station, channel state information which has been determined on the basis of at least one of the first precoding information, the first rank information, the second precoding information and the second rank information. According to an embodiment of the present specification, it is possible to correctly transmit and receive pre-coding information and channel state information at a terminal and a base station including a plurality of antennas, and to reduce an overhead occurring at the time of transmission and reception.

    Abstract translation: 根据预设规范的实施例的用于在移动通信系统的终端处发送和接收信道状态信息的方法包括以下步骤:确定与第一维对应的第一预编码信息和第一等级信息中的至少一个; 从基站接收对应于第二维度的参考信号; 基于参考信号确定与第二维对应的第二预编码信息和第二等级信息中的至少一个; 以及基于所述第一预编码信息,所述第一等级信息,所述第二预编码信息和所述第二等级信息中的至少一个确定的信道状态信息向所述基站发送。 根据本说明书的实施例,可以在包括多个天线的终端和基站处正确地发送和接收预编码信息和信道状态信息,并且减少在发送时发生的开销, 接待处

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