METHOD AND APPARATUS FOR CSI REPORTING IN WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20190215086A1

    公开(公告)日:2019-07-11

    申请号:US16245579

    申请日:2019-01-11

    CPC classification number: H04B17/327 H04L1/0693 H04W24/10 H04W72/14 H04W76/11

    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 priority of CSI reporting in a mobile communication system, and provides a method in which a UE performs CSI reporting with high priority according to the priority. The method includes receiving channel state information (CSI) feedback configuration information from a base station; identifying a CSI reporting to be performed based on the CSI feedback configuration information, as a result of two CSI reportings overlapping; and performing the identified CSI reporting to the base station. The CSI reporting is identified based on types of CSI reportings, and a CSI reporting associated with a reference signal received power (RSRP) is prioritized over a CSI reporting that is not associated with the RSRP.

    METHOD AND APPARATUS FOR TRANSMITTING INFORMATION RELATED TO A REFERENCE SIGNAL

    公开(公告)号:US20170201360A1

    公开(公告)日:2017-07-13

    申请号:US15321506

    申请日:2016-09-02

    CPC classification number: H04L5/0048 H04B7/0452 H04J13/004 H04W72/0406

    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 method for transmitting/receiving signals in a mobile communication system according to an embodiment of the present invention includes: receiving control information; obtaining information related to the orthogonal cover code (OCC) length, based on the received control information; and receiving a reference signal, based on the information related to the OCC length. In a mobile communication system according to embodiments of the present invention, the base station transmits information related to a reference signal to a terminal, and the terminal receives the reference signal based on the received information, thereby improving the performance of channel estimation.

    METHOD AND DEVICE FOR SUPPORTING REPETITIVE CSI-RS RESOURCE TRANSMISSION IN MOBILE COMMUNICATION SYSTEM

    公开(公告)号:US20220399980A1

    公开(公告)日:2022-12-15

    申请号:US17882805

    申请日:2022-08-08

    Abstract: The disclosure relates to a communication technique for convergence of a 5G communication system for supporting a higher data transmission rate beyond a 4G system with an IoT technology, and a system therefor. The disclosure may be applied to an intelligent service (e.g., smart home, smart building, smart city, smart car or connected car, health care, digital education, retail business, security- and safety-related service, etc.) on the basis of a 5G communication technology and an IoT-related technology. A is provided for a base station in a communication system, which includes transmitting, to a terminal, a configuration for a CSI-RS resource set, wherein the configuration for the CSI-RS resource set includes information for at least one CSI-RS resource and repetition information, and wherein the at least one CSI-RS resource is associated with a same beam in case that the repetition information is set as on; and receiving, from the terminal, CSI based on the configuration for the CSI-RS resource set.

    METHOD AND APPARATUS FOR OPERATING PDCP LAYER PROCESSING QOS IN WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20220232412A1

    公开(公告)日:2022-07-21

    申请号:US17713536

    申请日:2022-04-05

    Abstract: A method for configuring a flow-based quality of service (QoS), configuring a bearer-based QoS, and introducing a new layer above a packet data convergence protocol (PDCP) layer in order to process the flow-based QoS are provided. An operation of the PDCP layer to support the new layer is also provided. The disclosure relates to a communication method and system for converging a fifth generation (5G) communication system for supporting higher data rates beyond a fourth generation (4G) system with an Internet of things (IoT) technology. The 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 or connected car, health care, digital education, smart retail, security and safety services.

    METHOD AND DEVICE FOR TRANSMITTING AND RECEIVING HARQ-ACK FEEDBACK IN WIRELESS COMMUNICATION SYSTEM

    公开(公告)号:US20220029746A1

    公开(公告)日:2022-01-27

    申请号:US17297825

    申请日:2019-11-25

    Abstract: Provided is a method, performed by a terminal, for transmitting hybrid automatic repeat request-acknowledgement (HARQ-ACK) information in a wireless communication system, the method including: receiving a first physical downlink shared channel (PDSCH) from a first transmission and reception point (TRP) and receiving a second PDSCH from a second TRP; and transmitting at least one HARQ-ACK codebook including first HARQ-ACK bits for the first PDSCH and second HARQ-ACK bits for the second PDSCH, wherein the first PDSCH and the second PDSCH are joint-transmitted from the first TRP and the second TRP, based on different pieces of downlink control information (DCI).

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