Method and apparatus for transmitting physical downlink control channel in wireless access system supporting machine-type communication

    公开(公告)号:US10034280B2

    公开(公告)日:2018-07-24

    申请号:US15031189

    申请日:2014-10-22

    Abstract: The present invention relates to a wireless access system which supports a machine-type communication (MTC), and more specifically, provides a method for repeatedly transmitting a physical downlink control channel (PDCCH) for an MTC terminal, and an apparatus for supporting same. The method by which a base station transmits a physical downlink control channel (PDCCH) in a wireless access system which supports a machine-type communication (MTC), according to one embodiment of the present invention, comprises the steps of: generating parity bits by encoding control information included in a PDCCH; generating PDCCH encoded bits by performing rate matching on the parity bits; and repeatedly transmitting the PDCCH encoded bits in at least two subframes. The PDCCH may be transmitted for the MTC terminal.

    Method and apparatus for transmitting reference signal

    公开(公告)号:US10027524B2

    公开(公告)日:2018-07-17

    申请号:US15426799

    申请日:2017-02-07

    Abstract: Disclosed are a method and an apparatus for transmitting a reference signal. The method for transmitting the reference signal comprises the step of: transmitting a secondary synchronization signal (SSS) and a primary synchronization signal (PSS) from a subframe including an N (natural number wherein N>1) number of resource blocks (RB) and a plurality of orthogonal frequency division multiplexing (OFDM) symbols; and transmitting from the subframe the reference signal which is generated on the basis of a cell identifier, wherein the reference signal can be transmitted from an M (natural number wherein K

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