Korea University Research and Business Foundation

Samsung Electronics Co., Ltd.

Sangheon Pack

Jaewook Lee

Joonwoo Kim

Haneul Ko

Yujin Tae

Jungsoo Jung

Kisuk Kweon

Taeyun Kim

Seongkyu Song

Jungje Son

Sangjun Moon

Yoonseon Han

Yongseok Park

Janghee Lee

Daeyoung Jung

Chulki Lee

Hochan Lee

Youbin Jeon

Hyeon Jae Jeong

Dongeun Suh

Disclosed is a split computing device operating in a serverless edge computing environment. The split computing device includes a transceiver configured to receive resource information of a terminal from the terminal and to measure a data transmission rate between the terminal and the split computing device in a process of receiving the resource information of the terminal; and a splitting point deriver configured to determine a splitting point of a deep neural network (DNN) model for split computing and an activation status of a container instance for each of tail models of a DNN corresponding to the respective splitting points using the resource information of the terminal, the data transmission rate, and resource information of the split computing device.

Dynamic split computing framework in serverless edge computing

Provided are a method and apparatus for transmitting and receiving a data packet in a wireless communication system, the method including: provisioning at least one virtual network function (VNF) corresponding to some or all of a plurality of network functions (NFs) included in a first core network; registering, in the first core network, the provisioned at least one VNF; receiving a first packet from a user equipment (UE) and determining a path through which the first packet is to be transmitted, from among a first path between a user plane function (UPF) of the first core network and an electronic device and a second path between a UPF of a second core network and the electronic device; and transmitting the first packet through the determined path.

Method and apparatus for transmitting or receiving data packet in wireless communication system

The disclosure relates to a method and a control server for scheduling a computing task including a plurality of tasks to be performed by computation servers. The control server according to some embodiments includes: a transceiver; a memory; and at least one processor configured to receive the computing task from a terminal, generate a task dependency graph based on a dependency relationship of each of the plurality of tasks included in the computing task, obtain computation processing capacity information of each of the plurality of computation servers and information of transmission latency between the plurality of computation servers, schedule the plurality of tasks to be performed by at least two computation severs of the plurality of computation servers, based on the task dependency graph, the computation processing capacity information, and the information of transmission latency, and transmit, to the terminal, an execution result of the plurality of tasks received from at least one of the plurality of computation servers.

Method and device for arranging schedule for computing task to server on basis of task dependency

A handover method, performed by a source base station in a wireless communication system, includes: receiving an indicator indicating a start of packet duplication transmission of a user plane function (UPF); and transmitting at least one redundant packet to a target base station, based on the indicator indicating the start of the packet duplication transmission of the UPF, wherein the packet duplication transmission includes transmitting, to the target base station, a packet that is identical to a packet transmitted by the UPF to the source base station, wherein the redundant packet includes a packet that was received from the UPF before the start of the packet duplication transmission but is not transmitted to a User Equipment (UE) and stored.

Handover method and device in mobile communication system

A method, performed by an electronic device, of placing a micro network function, includes: determining at least one micro network function used for a service; predicting control signaling overhead of at least one cell including at least one cell edge cloud, based on a history of control signaling overhead of the at least one cell; and placing the at least one micro network function in the at least one cell edge cloud, based on the predicted control signaling overhead of the at least one cell.

Method and electronic device for placing micro network function

A service function chaining system is provided. The service function chaining system includes a PDP management module implementing SFC entities in consideration of an order of a service function chain (SFC) on a programmable data plane (PDP) and an SFC management module that transmits a first SFC entity information, which is information on SFC entities to be implemented on the PDP, to the PDP management module or transmits an SFC rule to a node included on the PDP, and the PDP management module includes a receiving unit for receiving the first SFC entity information, a processing unit for generating a second SFC entity information by processing the first SFC entity information to enable the SFC entities to be implemented on the PDP and to be processed according to an SFC order, and implementing unit for implementing the SFC entities on the PDP using the second SFC entity information.

Programmable switch-based service function chaining system and method

A communication method and an apparatus in a wireless communication system are provided. The communication method includes identifying, by a first satellite including a session management function within a space core network (SCN), a protocol data unit (PDU) session establishment request from a UE, selecting, by the first satellite, a satellite gateway for communicating with a ground gateway, and requesting, by the first satellite, the satellite gateway to allocate a port number which is matched to identification information of a first general packet radio service (GPRS) tunneling protocol-user (GTP-U) tunnel to be used for transmission and reception of packets for a PDU session requested by the UE in a path between a satellite base station which the UE accesses and the satellite gateway, wherein the packets are transmitted or received to and from a terrestrial core network (TCN) by using address information which is converted based on the port number.

Communication method and apparatus in wireless communication system using satellite

A method of assigning master controllers is disclosed. The method of assigning master controllers may be performed by any one of a plurality of controllers included in a software-defined network system and may include: establishing an objective function in which the number of flows passing through switches having different master controllers from among the flows entering during a unit duration of time is a decision variable; establishing at least one constraints; and finding a solution that minimizes the decision variable while satisfying the constraints.

Method for assigning master controller in software defined network

The present disclosure relates to a pre-5-Generation (5G) or 5G communication system to be provided for supporting higher data rates Beyond 4-Generation (4G) communication system such as Long Term Evolution (LTE), a method for operating of an AP includes receiving a signal from at least one adjacent AP, generating information regarding each of channels based on the received signal, generating respective expected values by considering at least one channel to be involved in channel bonding, based on the information regarding each of the channels, and selecting a channel based on the respective expected values. An apparatus includes a controller configured to generate respective expected values for each of the channels and select a channel based on the respective expected values.

Method and apparatus for selecting channel in wireless communication system

A cooperative caching method and apparatus for reducing data access time and data acquisition cost in a mobile communication system are provided. The cooperative caching method of a local base station in a mobile communication system using caches of base stations cooperatively connected with each other includes determining, when a request for data is received from a client, whether the data is stored in the cache of the local base station; sending, to a home base station, upon determining that the data is not stored in the cache, a request for the data; acquiring the data from one of the home base station and a server according to whether the data is stored in the home base station; and serving the data to the client.

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Seoul, South Korea

Sangheon Pack