Method and apparatus for processing packet in next-generation mobile communication system

    公开(公告)号:US11304252B2

    公开(公告)日:2022-04-12

    申请号:US16984023

    申请日:2020-08-03

    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. A method of a terminal includes receiving packet duplication data radio bearer (DRB) configuration information from a base station, receiving a medium access control (MAC) control element (CE) including information indicating whether packet duplication has been activated from the base station, and determining whether to activate a packet duplication bearer based on the packet duplication DRB configuration information and the MAC CE.

    Method and apparatus for communication in wireless mobile communication system

    公开(公告)号:US10863394B2

    公开(公告)日:2020-12-08

    申请号:US15872754

    申请日:2018-01-16

    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 IoT, and may be applied to intelligent services based on the 5G communication technology and the IoT-related technology, e.g., smart home, smart building, smart city, smart car, connected car, health care, digital education, smart retail, security and safety services.A method by a terminal in a wireless communication system is provided, and includes receiving, from a base station, a paging message for switching a mode of the terminal in an RRC inactive mode to an RRC idle mode, transmitting an RRC message to the base station based on the paging message, receiving an RRC-connection release message (CRR) from the base station, and transitioning from the RRC inactive mode to the RRC idle mode based on the RRC-CRR.

    Method and apparatus for processing packet in next-generation mobile communication system

    公开(公告)号:US10694569B2

    公开(公告)日:2020-06-23

    申请号:US16009951

    申请日:2018-06-15

    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. A method of a terminal includes receiving packet duplication data radio bearer (DRB) configuration information from a base station, receiving a medium access control (MAC) control element (CE) including information indicating whether packet duplication has been activated from the base station, and determining whether to activate a packet duplication bearer based on the packet duplication DRB configuration information and the MAC CE.

    Method and device for providing a service for a terminal in a wireless communication system

    公开(公告)号:US10588085B2

    公开(公告)日:2020-03-10

    申请号:US15616605

    申请日:2017-06-07

    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. An apparatus and method are provided for supporting a high data rate service. A method for an application server includes receiving, from a first terminal, a service request for a second terminal; identifying that the second terminal is in a power saving mode; and transmitting an early media service to the first terminal based on information related to the power saving mode of the second terminal.

    THE METHOD OF CSI REPORTING IN DRX MODE IN THE NEXT GENERATION WIRELESS COMMUNICATION SYSTEMS

    公开(公告)号:US20190306915A1

    公开(公告)日:2019-10-03

    申请号:US16366665

    申请日:2019-03-27

    Abstract: A method, terminal and base station are provided. The method includes receiving, from a base station, channel state information (CSI) configuration information associated with a transmission of an uplink signal, and discontinuous reception (DRX) configuration information. A DRX operation is performed based on the DRX configuration information. A control message for triggering the transmission of the uplink signal, during an active time according to the DRX operation, is received from the base station. It is determined whether a time resource for transmitting the uplink signal is in the active time based on the CSI configuration information. In response to the time resource not being in the active time, the uplink signal is transmitted according to a transmission type of the uplink signal based on the CSI configuration information.

    Data transmission and reception method and apparatus for use in MIMO system

    公开(公告)号:US10103791B2

    公开(公告)日:2018-10-16

    申请号:US14076083

    申请日:2013-11-08

    Abstract: A data transmission and reception method and apparatus in a Multiple-Input Multiple-Output (MIMO) system. The transmission method includes selecting at least one antenna for use in transmission among a plurality of antennas based on transmission data and transmitting the transmission data through the selected antenna. The data transmission and reception method and apparatus are advantageous in increasing the throughput of the MIMO communication system. Also, the data transmission and reception method and apparatus are capable of making it possible to design a superior transceiver in complexity and performance. Also, the data transmission and reception method and apparatus are capable of acquiring extra Degree of Freedom (DOF) and thus increasing the number of symbols that can be transmitted at a time. Furthermore, the data transmission and reception method and apparatus are applicable to conventional MIMO communication systems to obtain extra performance gain without being restricted to certain conditions.

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