Samsung Electronics Co., Ltd.

Telefonaktiebolaget Lm Ericsson (publ)

Himke Van Der Velde

Boon Loong Ng

Soenghun Kim

Young-Han Nam

Krishna Kamal Sayana

Jianzhong Zhang

Sangbum Kim

Gerardus Johannes Petrus Van Lieshout

Gert Jan Van Lieshout

Younsun Kim

Seungri Jin

Mangesh Abhimanyu Ingale

Ying Li

Fasil Abdul Latheef

Jaehyuk Jang

Hyojin Lee

Anil Agiwal

Lixiang Xu

Soeng-Hun Kim

Gert-Jan Van Lieshout

Donggun Kim

Soeng-hun Kim

Kyeongin Jeong

Pontus Wallentin

Seunghoon Park

Byounghoon Jung

Jungmin Moon

Thomas David Novlan

Woo-Seong Kim

Wooseong Kim

Walter M&uuml;ller

A method for triggering a RRC state transition indication by UE in a wireless communication network includes receiving, by the UE, a radio resource control (RRC) Reconfiguration message from the wireless communication network, where the RRC Reconfiguration message comprises a configuration setting. Further, the method includes enabling, by the UE, a capability to trigger a RRC state transition indication to the wireless communication network based on the configuration setting and determining, by the UE, a condition to trigger the RRC state transition indication to the wireless communication network is satisfied. Further, the method includes triggering, by the UE, the RRC state transition indication by sending a UE assistance information message to the wireless communication network.

Method and apparatus for performing RRC state transition in wireless communication network

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. This disclosure also relates to a cell reselection operation. A method of a terminal in a wireless communication system may include receiving a first scheduling information for a first frequency band from a base station, switching a bandwidth to the first frequency band according to the first scheduling information, starting a timer for the first frequency band, and switching the bandwidth to a second frequency band when the timer expires.

Method and apparatus for transmitting and receiving data in mobile communication system

Provided is a method of reporting user equipment (UE) capability information, including: receiving a UE capability information request message from a base station; generating a UE capability information message, based on the received UE capability information request message; determining whether the generated UE capability information message exceeds a configured largest size of a packet data convergence protocol (PDCP) protocol data unit (PDU); segmenting the generated UE capability information message into a plurality of segments, based on a result of the determining; and transmitting at least one of the plurality of segments to the base station.

Method and device for reporting UE capability in wireless communication system

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 a technology for internet of things (IoT) are provided. The communication method and system includes 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. In accordance with an aspect of the disclosure, a method and an apparatus for transmitting a random access preamble in a wireless communication system are provided. In accordance with another aspect of the disclosure, a method and an apparatus for requesting and transmitting system information are provided.

Apparatus and method of identifying downlink transmission beam in a cellular network

Disclosed are a communication technique for merging, with IoT technology, a 5G communication system for supporting a data transmission rate higher than that of a 4G system, and a system thereof. The present disclosure can be applied to an intelligent service (for example, smart home, smart building, smart city, smart car or connected car, healthcare, digital education, retail, security and safety-related services, and the like), based on a 5G communication technology and an IoT-related technology. One embodiment of the present invention relates to a method by which a terminal updates system information, and a terminal for performing the method, which comprises the steps of: acquiring first system information and second system information from a first cell; starting a timer corresponding to the second system information; determining whether the second cell is a cell that shares the second system information with the first cell, if the terminal has moved from the first cell to the second cell; and updating the second system information on the basis of the determination result.

Method and device for performing improved communication in wireless communication system

Disclose are: a communication technique for merging, with IoT technology, a 5G communication system for supporting a data transmission rate higher than that of a 4G system; and a system therefor. The present disclosure can be applied to an intelligent service (for example, smart home, smart building, smart city, smart car or connected car, health care, digital education, retail, security and safety-related services, and the like) on the basis of a 5G communication technology and an IoT-related technology. One embodiment of the present invention relates to a method and a device for accelerating data processing of a double connection in a next generation mobile communication system.

Method and device for accelerating data processing of double connection in next generation mobile communication system

Embodiments herein disclose a method for handling a RLF in a wireless communication system by a UE (). The method includes receiving a measurement configuration including a second timer () from a SN (). Further, the method includes configuring the UE with the second timer associated with a measurement report for a PSCell of the SN. Further, the method includes starting the second timer when the measurement report is triggered while a first timer () for the PSCell is running. Further, the method includes detecting an expiry of one of: the first timer and the second timer for the PSCell. Further, the method includes declaring a SCG RLF upon expiry of one of: the first timer and the second timer whichever is early. Further, the method includes initiating a SCG failure procedure towards a MN () upon declaring SCG RLF.

Method and apparatus for handling radio link failure in wireless communication system

The disclosure relates to a 5G or pre-5G communication system. A method performed by a terminal includes receiving, from a base station, first system information including information indicating that an extended DRX mode is allowed in a cell; transmitting, to an entity for managing mobility of the terminal, a request message including first information on a first DRX cycle for an operation in the extended DRX mode; receiving, from the entity, a response message based on the request message; identifying whether the response message includes second information on a second DRX cycle for the operation in the extended DRX mode; performing the operation in the extended DRX mode based on the second information, when the response message includes the second information; and performing an operation in a regular DRX mode based on third information on a default cycle, when the response message does not include the second information.

Method and apparatus for applying discontinuous reception mode in wireless communication system

A method for executing conditional handover by a UE in a wireless communication network is provided. The method may include receiving an RRC reconfiguration message from a source cell of the wireless communication network. The RRC reconfiguration message may include a handover configuration and determining whether a CHO configuration may be provided in the handover configuration. Further, the method may include performing one of: continuing an RLM timer and an RLM procedure on the source cell, in response to determining that the CHO configuration is provided in the handover configuration; and stopping the RLM timer and suspending the radio link monitoring procedure on the source cell, in response to determining that the CHO configuration is not provided in the handover configuration. The method may then include executing the CHO from the source cell to a candidate target cell in the wireless communication network based on the CHO configuration.

Method and apparatus for executing conditional handover in wireless communication network

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 for switching resource pools by a device arranged to transmit according to a first resource pool is provided. The method includes sensing a second resource pool, determining whether the second resource pool has been sensed sufficiently long to apply sensing based resource selection, and selecting resources from an exceptional pool by using random resource selection, if the second resource pool has not been sensed sufficiently long to apply sensing based resource selection.

Resource arrangement

A subscriber station configured to communicate with one or more base stations or other transmission points (TPs) in a wireless communication network is configured to receive, from the network, information associated with one or more of the TPs that are candidates for coordinated multipoint (CoMP) transmission with the subscriber station, to measure a plurality of channel quality values for each of the one or more TPs, and to report the measured channel quality values to the network.

CoMP measurement system and method

A method and an apparatus indicate and identify a ZP-CSI-RS configuration. The method for identifying includes identifying a DCI format and the ZP-CSI-RS configuration in response to receiving one or more control messages where a first set of ZP-CSI-RS configuration or configurations are configured to be used for DCI Format 1A and a second set of ZP-CSI-RS configuration or configurations are configured to be used for DCI Format 2D or 2C. The method also includes identifying a PDSCH rate matching based on the identified ZP-CSI-RS configuration. The method for indicating includes transmitting a dynamic signaling control message comprising an indication of a DCI format. The method also includes transmitting transmit a higher layer signaling control message comprising an indication of the ZP-CSI-RS configuration or configurations.

Configuration of rate matching and interference measurement resources for coordinated multi-point transmission

A signal transmission method and apparatus of a user equipment for a mobile communication system is provided for improving data transmission reliability and efficiency by transmitting data based on precise discrimination of the uplink transmission resource assignment messages indicative of initial transmission and retransmission. A signal transmission method of a user equipment for a mobile communication system receives an uplink transmission resource assignment message from a base station determines whether a Hybrid Automatic Repeat reQuest (HARQ) buffer is empty, and when the HARQ buffer is empty, transmits to the base station a Media Access Control Protocol Data Unit (MAC PDU) generated with reference to information contained in the uplink transmission resource assignment message.

Signal transmission method and apparatus for user equipment in mobile communication system

System information is transmitted over an air interface between a node of a telecommunications network and a user equipment unit. The system information includes system information blocks which use extended system information block types, e.g., system information block type values which are outside a range of nominal system information block type values. The use of the extended system information block types is facilitated by embodiments of system information extension utility functions at the network node, by method of operating the network nodes, and by corresponding embodiments of system information processing functions provided at the user equipment unit.

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Zwolle, Netherlands

Himke Van Der Velde