Abstract:
A communication method and a 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) are provided. 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, etc. The method includes receiving a radio resource control (RRC) message including first information associated with a reference signal for a radio link monitoring (RLM) and second information associated with a threshold for the RLM, monitoring a radio link quality of at least one reference signal indicated by the first information, comparing the radio link quality of the at least one reference signal with the threshold and indicating an in-sync or an out-of-sync to a higher layer of the terminal based on the comparison result.
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 a long term evolution (LTE). A method and apparatus for performing a relay communication are provided. A remote user equipment (UE) according to the present disclosure is configured to acquire a first parameter related to relay load from each of a plurality of relay candidate UEs, to select a relay UE which will perform a relay communication with the remote UE from among the plurality of relay candidate UEs based on the first parameter acquired from each of the plurality of relay candidate UEs, and to perform the relay communication with the selected relay UE. The first parameter is generated based on cellular communication load between a base station (BS) connected to a corresponding relay candidate UE and the corresponding relay candidate UE.
Abstract:
A method by which a proxy server of a wireless communication system transmits and receives packets, according to one embodiment of the present specification, comprises the steps of: receiving a data request from a terminal; receiving a packet corresponding to the data request from a data server; receiving feedback related to a transmission state from a network entity comprising a base station and/or an access point (AP); determining a redundancy rate on the basis of the feedback; encoding the received packet on the basis of the determined redundancy rate; and transmitting the encoded packet to the network entity. According to the embodiment of the present description, limited wired and wireless resources can be efficiently used, and loads to be applied to the base station or the AP can be efficiently controlled.
Abstract:
A method for supporting a vehicle communication (connected car or vehicle to everything (V2X)) service in a wireless communication system and an apparatus thereof are provided. The method includes receiving threshold information for reporting a channel busy ratio (CBR), measuring the CBR for a resource pool, identifying whether a reporting condition is satisfied by comparing the measured CBR with the threshold information, and reporting the measured CBR if the reporting condition is satisfied. The present disclosure relates to a communication technique 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, and may be applied to intelligent services based on the 5G communication technology and the IoT-related technology.
Abstract:
A terminal and a distance estimation method thereof for use in a wireless communication system supporting device-to-device (D2D) communication are provided. The terminal includes a transceiver configured to communicate with other terminals and at least one processor configured to control the transceiver to transmit a discovery message including time information to the other terminals and receive distance information calculated by the other terminals, the distance information being calculated based on the time information. 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).
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 a long term evolution (LTE). The present disclosure relates to a method of an evolved node B (eNB), comprising: transmitting at least one of first information as information on at least one first type-discovery resource pool including first type-discovery resources and second information as information on at least one second type-discovery resource pool including second type-discovery resources, or transmitting discovery resource information on at least one discovery resource which corresponds to a discovery resource type requested from a user equipment (UE).
Abstract:
The present disclosure relates to a 5G or pre-5G communication system to be provided in order to support a higher data transmission rate following 4G communication systems such as LTE. Disclosed are a method and device for improving device searching in a D2D communication system supporting direct communication between devices. The method comprises the steps of: generating a search signal including search information; selecting a transmission resource to transmit the search signal; transmitting the search signal through the selected transmission resource; and when a request signal requesting additional information on the search from a counterpart device that has received the search signal is received, transmitting a confirmation signal including the requested additional information to the counterpart device. The present disclosure relates to a communication technique and system which combine a 5G communication system, for supporting a higher data transmission rate following 4G systems, with IoT technology.
Abstract:
A method by which a proxy server of a wireless communication system transmits and receives packets, according to one embodiment of the present specification, comprises the steps of: receiving a data request from a terminal; receiving a packet corresponding to the data request from a data server; receiving feedback related to a transmission state from a network entity comprising a base station and/or an access point (AP); determining a redundancy rate on the basis of the feedback; encoding the received packet on the basis of the determined redundancy rate; and transmitting the encoded packet to the network entity. According to the embodiment of the present description, limited wired and wireless resources can be efficiently used, and loads to be applied to the base station or the AP can be efficiently controlled.
Abstract:
A method for controlling a discontinuous reception operation in a beam forming communication system includes receiving a discontinuous reception operation request message from the mobile station; determining whether a discontinuous reception operation of the mobile station is set, based on the number of subframes necessary for measuring a beam of the base station by the mobile station and a maximum allowable delay time of a service provided for the mobile station, and when it is determined that a discontinuous reception operation is set for the mobile station, transmitting a response message containing information on a beam measuring duration and a feedback duration to the mobile station. Other embodiments including a base station and a mobile station are also disclosed.
Abstract:
The present disclosure relates to a communication technique for merging IoT technology with a 5G communication system for supporting higher data transmission rates than 4G systems, and a system therefor. The present disclosure may be applied to intelligent services (for example, smart homes, smart buildings, smart cities, smart cars or connected cars, healthcare, digital education, retail business, security and safety-related services, etc.) on the basis of 5G communication technology and IoT-related technology. In addition, the present disclosure relates to a method for adding or changing a cell, and a device for performing same.