Abstract: Disclosed herein are a neural network model deployment method and apparatus for providing a deep learning service. The neural network model deployment method may include providing a specification wizard to a user, searching for and training a neural network based on a user requirement specification that is input through the specification wizard, generating a neural network template code based on the user requirement specification and the trained neural network, converting the trained neural network into a deployment neural network that is usable in a target device based on the user requirement specification, and deploying the deployment neural network to the target device.

Abstract: Disclosed herein are a federated learning method and apparatus. The federated learning method includes receiving a feature vector extracted from a client side and label data corresponding to the feature vector, outputting a feature vector with phase information preserved therein by applying the feature vector as input of a Self-Organizing Feature Map (SOFM), and training a neural network model by applying both the feature vector with the phase information preserved therein and the label data as input of a neural network model.

Abstract: Disclosed herein are a method for performing a dilated convolution operation using an atypical kernel pattern and a dilated convolutional neural network system using the same. The method for performing a dilated convolution operation includes learning a weight matrix for a kernel of dilated convolution through deep learning, generating an atypical kernel pattern based on the learned weight matrix, and performing a dilated convolution operation on input data by applying the atypical kernel pattern to a kernel of a dilated convolutional neural network.

Abstract: A self-organizing network (SON) and an operating method of the SON. An operating method of a base station in the SON includes receiving a parameter setting message including a first version identification (ID) and setting values of parameters, storing the setting values to match the first version ID, and setting parameters of the base station based on the setting values.

Abstract: Disclosed are a method and an apparatus for transmitting and receiving data in a Wireless Local Area Network (WLAN) system. A method for transmitting data may comprise generating a physical layer (PHY) frame including a payload in which a plurality of Medium Access Control protocol data units (MPDUs) are multiplexed; and transmitting the PHY frame, wherein the PHY frame includes information on subcarriers occupied by each of the plurality of MPDUs in an Orthogonal Frequency Division Multiplexing (OFDM) symbol of the payload. Therefore, data transmission efficiency in a WLAN system can be enhanced.

Abstract: Provided is an access point (AP) for providing wireless communication to a plurality of stations (STAs), the AP including a type determiner to determine a type of each of the plurality of STAs, and an association identification (AID) allocator to allocate AIDs to the plurality of STAs, respectively, based on the determined type such that AIDs corresponding to an identical type among the allocated AIDs are clustered.

Abstract: An Acknowledgment (ACK) method is provided by a receiving device in a Wireless Local Area Network (WLAN). The receiving device receives a plurality of data units having a plurality of Traffic Identifiers (TIDs) and transmits an ACK frame including a plurality of ACK information fields for at least part of the plurality of data units. An ACK information field for a data unit satisfying a first condition among the plurality of ACK information fields includes a Traffic Identifier (TID) and a block ACK bitmap indicating whether the data unit has been successfully received. An ACK information field for a data unit satisfying a second condition and having been successfully received among the plurality of ACK information fields includes the first TID and does not include a block ACK bitmap.

Abstract: Disclosed are a method and an apparatus for transmitting and receiving data in a Wireless Local Area Network (WLAN) system. A method for transmitting data may comprise generating a physical layer (PHY) frame including a payload in which a plurality of Medium Access Control protocol data units (MPDUs) are multiplexed; and transmitting the PHY frame, wherein the PHY frame includes information on subcarriers occupied by each of the plurality of MPDUs in an Orthogonal Frequency Division Multiplexing (OFDM) symbol of the payload. Therefore, data transmission efficiency in a WLAN system can be enhanced.

Abstract: A self-organizing network (SON) and an operating method of the SON. An operating method of a base station in the SON includes receiving a parameter setting message including a first version identification (ID) and setting values of parameters, storing the setting values to match the first version ID, and setting parameters of the base station based on the setting values.

Abstract: Disclosed are a method and an apparatus for transmitting and receiving data in a Wireless Local Area Network (WLAN) system. A method for transmitting data may comprise generating a physical layer (PHY) frame including a payload in which a plurality of Medium Access Control protocol data units (MPDUs) are multiplexed; and transmitting the PHY frame, wherein the PHY frame includes information on subcarriers occupied by each of the plurality of MPDUs in an Orthogonal Frequency Division Multiplexing (OFDM) symbol of the payload. Therefore, data transmission efficiency in a WLAN system can be enhanced.

Abstract: Provided is a communication control apparatus for controlling data transmission performed by a first communication module and a second communication module, each using a different communication scheme, the apparatus including a receiver to receive traffic information associated with the first communication module, an operating unit to calculate, based on the traffic information, a slack time, starting from a first point in time and ending at a second point in time at which traffic relating to the first communication module occurs, and a transmitter to transmit the slack time to the second communication module, wherein the first point in time is a point in time at which the second communication module requests the slack time from the communication control apparatus in order to transmit data.

Abstract: Provided is an interference avoidance-based communication apparatus and method, the apparatus including an interface to receive operating channel number information transmitted by another communication apparatus in response to an event occurring in the other communication apparatus, and a processor to verify a current use channel of the other communication apparatus based on the received operating channel information, allocate a first weighted value to a remaining channel, aside from the verified current use channel and a second weighted value to the verified current use channel, and generate channel map information for use in hop selection based on the remaining channel to which the first weighted value is allocated and the current use channel to which the second weighted value is allocated.

Abstract: Provided is a method of managing mobility of a user equipment. The method includes: establishing by a first base station a communication with the user equipment; transmitting by the first base station a Coordinated Multiple Point (CoMP) addition request to a second base station; establishing by the first and second base stations a CoMP communication with the user equipment according to the CoMP addition request; transmitting by the first base station an anchor cell change request to the second base station; and operating the second base station as an anchor cell of the CoMP communication according to the anchor cell switch request.

Abstract: Disclosed are operation methods of station based on station density in wireless local area network. An operation method comprises obtaining density-related information indicating a station density state within a communication area of the first station; and transmitting a notification frame including at least one of an operation mode indication information and a clear channel assessment (CCA) threshold that are set based on the density-related information. Therefore, performance of WLAN can be enhanced.

Abstract: An ACK method is provided by a receiving device in a WLAN. The receiving device receives a plurality of data units having a plurality of TIDs and transmits an ACK frame including a plurality of ACK information fields for at least part of the plurality of data units. An ACK information field for a data unit satisfying a first condition among the plurality of ACK information fields includes a TID and a block ACK bitmap indicating whether the data unit has been successfully received. An ACK information field for a data unit satisfying a second condition and having been successfully received among the plurality of ACK information fields includes the first TID and does not include a block ACK bitmap.

Abstract: Provided is a communication control apparatus for controlling data transmission performed by a first communication module and a second communication module, each using a different communication scheme, the apparatus including a receiver to receive traffic information associated with the first communication module, an operating unit to calculate, based on the traffic information, a slack time, starting from a first point in time and ending at a second point in time at which traffic relating to the first communication module occurs, and a transmitter to transmit the slack time to the second communication module, wherein the first point in time is a point in time at which the second communication module requests the slack time from the communication control apparatus in order to transmit data.

Abstract: Provided is a communication control apparatus for controlling data transmission performed by a first communication module and a second communication module, each using a different communication scheme, the apparatus including a storing unit to store, in a data structure, channel information on a communication module for avoiding communication interference between the first communication module and the second communication module, and a processor to set, based on the channel information, a channel different from a channel used by the first communication module as a channel of the second communication module, wherein the first communication module and the second communication module are included in an identical device.

Abstract: Disclosed are a method and an apparatus for transmitting and receiving data in a Wireless Local Area Network (WLAN) system. A method for transmitting data may comprise generating a physical layer (PHY) frame including a payload in which a plurality of Medium Access Control protocol data units (MPDUs) are multiplexed; and transmitting the PHY frame, wherein the PHY frame includes information on subcarriers occupied by each of the plurality of MPDUs in an Orthogonal Frequency Division Multiplexing (OFDM) symbol of the payload. Therefore, data transmission efficiency in a WLAN system can be enhanced.

Abstract: Provided is an interference avoidance-based communication apparatus and method, the apparatus including an interface to receive operating channel number information transmitted by another communication apparatus in response to an event occurring in the other communication apparatus, and a processor to verify a current use channel of the other communication apparatus based on the received operating channel information, allocate a first weighted value to a remaining channel, aside from the verified current use channel and a second weighted value to the verified current use channel, and generate channel map information for use in hop selection based on the remaining channel to which the first weighted value is allocated and the current use channel to which the second weighted value is allocated.

Abstract: Provided is an access point (AP) for providing wireless communication to a plurality of stations (STAs), the AP including a type determiner to determine a type of each of the plurality of STAs, and an association identification (AID) allocator to allocate AIDs to the plurality of STAs, respectively, based on the determined type such that AIDs corresponding to an identical type among the allocated AIDs are clustered.