METHOD WHEREBY TERMINAL MEASURES RRM IN WIRELESS COMMUNICATION SYSTEM, AND DEVICES FOR SUPPORTING SAME

    公开(公告)号:US20190253115A1

    公开(公告)日:2019-08-15

    申请号:US16319733

    申请日:2017-07-21

    Abstract: Disclosed are a method whereby a terminal measures radio resource management (RRM) in a wireless communication system, in which multiple analogue beams are applied, and devices for supporting same. Disclosed more particularly are: a method whereby a terminal measures RRM according to at least one RRM measurement method of a short-term (ST) RRM measurement method for measuring an instantaneous channel state for each analogue beam and a long-term (LT) RRM measurement method for measuring an average channel state for multiple analogue beams; and devices for supporting same.

    METHOD AND DEVICE FOR TRANSCEIVING WIRELESS SIGNAL IN WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20190238385A1

    公开(公告)日:2019-08-01

    申请号:US16338019

    申请日:2017-09-29

    Abstract: The present invention relates to a wireless communication system and particularly to a method and a device for the method, the method comprising: a step of receiving a subframe having a control duration configured with a plurality of OFDM symbols; a step of receiving a control channel by monitoring a plurality of control channel candidates in the control duration of the subframe; and a step of performing an operation corresponding to the control channel, wherein, if the plurality of OFDM symbols correspond to multi-beam directions, a plurality of control channel resources constituting each control channel candidate are present only in the same OFDM symbol in the control duration, and if the plurality of OFDM symbols correspond to a single-beam direction, the plurality of control channel resources constituting each control channel candidate are present across the plurality of OFDM symbols in the control duration.

    METHOD AND APPARATUS FOR TRANSMITTING AND RECEVING RANDOM ACCESS CHANNEL

    公开(公告)号:US20190150190A1

    公开(公告)日:2019-05-16

    申请号:US16243341

    申请日:2019-01-09

    CPC classification number: H04W74/08 H04W56/00 H04W74/0833

    Abstract: The present disclosure provides a method for transmitting a random access channel (RACH) by a UE in a wireless communication system. Particularly, the method includes receiving information about actually transmitted synchronization signal blocks (SBBs) and RACH configuration information about RACH resources and transmitting a RACH in at least one RACH resource among RACH resources mapped to actually transmitted SSBs on the basis of the information about actually transmitted SSBs and the RACH configuration information, wherein the actually transmitted SSBs are repeatedly mapped to RACH resources by a positive integer multiple of the number of the actually transmitted SSBs in a RACH configuration period based on the RACH configuration information.

    METHOD AND APPARATUS FOR RECEIVING A SYNCHRONIZATION SIGNAL

    公开(公告)号:US20190150110A1

    公开(公告)日:2019-05-16

    申请号:US16243462

    申请日:2019-01-09

    Abstract: A method of receiving a downlink (DL) signal by a user equipment (UE) operating on a frequency band above 6 GHz in a wireless communication system is discussed. The method includes receiving system information including first information related to one or more synchronization signal (SS) and PBCH (SS/PBCH) block groups and second information related to one or more SS/PBCH blocks within each of the one or more of SS/PBCH block groups; and receiving the DL signal in resources other than resources used for the one or more SS/PBCH blocks within each of the one or more of SS/PBCH block groups indicated by the first and second information.

    METHOD OF TRANSMITTING SYNCHRONIZATION SIGNAL AND APPARATUS THEREFOR

    公开(公告)号:US20180198659A1

    公开(公告)日:2018-07-12

    申请号:US15864680

    申请日:2018-01-08

    Abstract: A method of transmitting a synchronization signal block, which is transmitted by a base station in a wireless communication system, is disclosed in the present invention. The method includes the steps of mapping a synchronization signal block including a PSS (primary synchronization signal), an SSS (secondary synchronization signal), and a PBCH (physical broadcasting channel) to a plurality of symbols, and transmitting the synchronization signal block mapped to a plurality of the symbols to a user equipment. In this case, in a symbol mapped the PSS, in a symbol mapped the SSS, and in a symbol mapped the PBCH, centers of subcarriers to which the PSS, the SSS, and the PBCH are mapped are the same and the number of subcarriers to which the PBCH is mapped is greater than the number of subcarriers to which the PSS and the SSS are mapped.

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