Base station, terminal, random access preamble detection method and random access channel configuration method

    公开(公告)号:US11051262B2

    公开(公告)日:2021-06-29

    申请号:US16611105

    申请日:2018-05-04

    Abstract: The present disclosure relates to a communication method and system 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 present disclosure 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.
    Disclosed are a base station and a random access preamble sequence detection method thereof, and a terminal and a random access channel configuration method thereof.

    Random access method, network node and user equipment

    公开(公告)号:US11032748B2

    公开(公告)日:2021-06-08

    申请号:US16500079

    申请日:2018-04-02

    Abstract: The present disclosure relates to a communication method and system 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 present disclosure 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.
    The present disclosure provides a random access method, a network node and a user equipment. With the solution of the above embodiment of the present disclosure, the performance of the UE randomly accessing the target cell can be improved.

    Apparatus and method for performing a random access in a wireless communication system

    公开(公告)号:US10728863B2

    公开(公告)日:2020-07-28

    申请号:US16211783

    申请日:2018-12-06

    Abstract: The present application discloses a method for data transmission in a radio cell of a mobile terminal. The radio cell includes an auxiliary carrier in a low frequency band and at least one master carrier in a high frequency band, the method including: the mobile terminal achieving downlink synchronization with the radio cell through the auxiliary carrier in the low frequency band, and after achieving the downlink synchronization, obtaining configuration information of the radio cell, and transmitting data by using the master carrier and/or the auxiliary carrier according to the configuration information. The present application also provides a mobile terminal. By using the present application, radio cell coverage and transmission performance may be improved.

    Method and apparatus for constructing interleaving sequence in a wireless communication system

    公开(公告)号:US10567004B2

    公开(公告)日:2020-02-18

    申请号:US15680093

    申请日:2017-08-17

    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). Method and apparatus for interleaving is provided. The method includes the following steps: constructing a plurality of pseudorandom sequences according to a pre-defined length of an interleaving sequence to be constructed; for each of the constructed pseudorandom sequences, constructing at least one corresponding numerical digit random sequence according to a number of more than two types of numerical values in this pseudorandom sequence; and, for each of the constructed pseudorandom sequences and the at least one corresponding numerical digit random sequence thereof, constructing a corresponding interleaving sequence according to a mapping relation between this pseudorandom sequence and the numerical digit random sequence, so that a plurality of interleaving sequences are allocated and indicated as multiple access signatures.

    Method and apparatus for communicating in a MMwave system via auxiliary low frequency carrier

    公开(公告)号:US10531409B2

    公开(公告)日:2020-01-07

    申请号:US15025534

    申请日:2014-09-29

    Abstract: The present application discloses a method for data transmission in a radio cell of a mobile terminal. The radio cell includes an auxiliary carrier in a low frequency band and at least one master carrier in a high frequency band, the method including: the mobile terminal achieving downlink synchronization with the radio cell through the auxiliary carrier in the low frequency band, and after achieving the downlink synchronization, obtaining configuration information of the radio cell, and transmitting data by using the master carrier and/or the auxiliary carrier according to the configuration information. The present application also provides a mobile terminal. By using the present application, radio cell coverage and transmission performance may be improved.

    Method and apparatus for receiving a common signaling in a wireless communication system

    公开(公告)号:US10462809B2

    公开(公告)日:2019-10-29

    申请号:US15659484

    申请日:2017-07-25

    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). The present disclosure provides method and apparatus for receiving a common signaling. According to the various embodiments of the present disclosure, a method of a terminal for receiving a common signaling comprises determining a reception mode of a common signaling based on a maximum bandwidth supported by the terminal, and receiving, by the terminal, the common signaling based on the determined reception mode.

    Signal transmitting and receiving methods in a filtering-based carrier modulation system and apparatuses thereof

    公开(公告)号:US10419177B2

    公开(公告)日:2019-09-17

    申请号:US15466747

    申请日:2017-03-22

    Abstract: A method of signal transmitting in a filtering-based carrier modulation system, includes determining, by a transmitter, a reference signal pattern for each subband of an available frequency band of a system, and transmitting reference signal pattern information to a receiver, inserting, by the transmitter, reference signals on corresponding time-frequency resources according to the reference signal pattern of each subband, performing a carrier modulation and time domain filtering to data signals and the reference signals, and transmitting a processed signal of each subband, wherein the reference signals are used for estimating a frequency domain response of an equivalent channel consisting of a time domain filter and a physical channel from the transmitter to the receiver. The present disclosure also provides a receiving method, a transmitter and a receiver. According to the present disclosure, the storage requirement and detecting complexity of the receiver may be decreased greatly.

    DUPLEX COMMUNICATION METHOD, BASE STATION AND TERMINAL

    公开(公告)号:US20180332573A1

    公开(公告)日:2018-11-15

    申请号:US16044992

    申请日:2018-07-25

    CPC classification number: H04W72/0406 H04W72/0453

    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 bidirectional communication method and an apparatuses thereof are provided. An uplink control channel and a downlink control channel are respectively transmitted in a first subband and a third subband of an available un-paired spectrum, wherein control channels of reverse directions are transmitted at the same time in the first subband and the third subband, and uplink data and downlink data are transmitted in a time division multiplexing manner in a second subband of the available un-paired spectrum, wherein the first subband and the third subband are on the two ends of the available un-paired spectrum.

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