Abstract: Provided is a method and apparatus for setting a communication target in a wireless communication system. A method of setting, by a setting device, a communication target in a wireless communication system may include: obtaining a synchronization and a characteristic of a target device by receiving a signal transmitted from the target device during a predetermined period of time; transmitting setting information to the target device based on the synchronization and the characteristic of the target device; and completing setting of the communication target by receiving setting response signal from the target device.

Abstract: Disclosed herein is an apparatus and method for estimating the joint structure of a human body. The apparatus includes a multi-view image acquisition unit for receiving multi-view images acquired by capturing a human body. A human body foreground separation unit extracts a foreground region corresponding to the human body from the acquired multi-view images. A human body shape restoration unit restores voxels indicating geometric space occupation information of the human body using the foreground region corresponding to the human body, thus generating voxel-based three-dimensional (3D) shape information of the human body. A skeleton information extraction unit generates 3D skeleton information from the generated voxel-based 3D shape information of the human body. A skeletal structure estimation unit estimates positions of respective joints from a skeletal structure of the human body using both the generated 3D skeleton information and anthropometric information.

Abstract: Disclosed herein is an apparatus and method for determining indoor collection points and collecting heterogeneous infrastructure measurement information. The apparatus includes a sensor module unit for sensing a motion and a location. An indoor map DB includes attribute information of an indoor space and an indoor map. A collection route generation unit generates a collection route on the indoor map depending on collection conditions. A collection point determination unit determines a collection point from which the heterogeneous infrastructure measurement information is to be collected on the collection route while moving, based on information of the sensor module unit and the indoor map DB. A heterogeneous infrastructure measurement information collection unit collects heterogeneous infrastructure measurement information from the collection point.

Abstract: The present invention relates generally to a task distribution method and apparatus for systems in a real-time Operating System (OS) environment using a multi-core Central Processing Unit (CPU). The present invention is configured to set roles of multiple cores included in the multi-core system in such a way as to divide the cores into real-time cores for executing real-time tasks and non-real-time cores for executing non-real-time tasks, allocate real-time tasks to cores, a role of which has been set to that of real-time cores, and non-real-time tasks to cores, a role of which has been set to that of non-real-time cores, based on the set roles of the cores, allow the respective cores to execute the tasks allocated thereto, and collect information about a procedure of executing the tasks as task execution procedure information, and change the set roles of the cores based on the collected information.

Abstract: A method for delivering segmented content in a user device is provided, and the method includes searching for one or more Content Delivery Network (CDN) servers in which content segments of content to be requested are distributed and stored, requesting content segments from each of the one or more found CDN servers, and receiving the content segments from the one or more found CDN servers.

Abstract: Provide is an organic electroluminescent device including an organic electroluminescent layer emitting a light and a plurality of nano-sized embossing layers stacked to improve light extraction efficiency of the emitted light.

Abstract: Provided is a light source apparatus which include a light emitting unit including a light emitting area of unit of surface, an antenna disposed along the outer periphery so as not to encroach on a light emitting area and a driving unit, and a driving unit processing wireless power received from the antenna and supplying the processed wireless power to the light emitting unit. According to the light source apparatus, miniaturization may be accomplished and a shielding phenomenon of an antenna reception signal caused by the light emitting area may be suppressed.

Abstract: A resource allocation apparatus in a communication system includes an identification unit configured to identify a new frequency band for transmission and reception of data between a plurality of terminals and a first access point, and identify a first frequency band which is being used by a second access point in the new frequency band; a setting unit configured to divide the new frequency band into sub bands of a basic frequency band, and set priorities of the sub bands; and an allocation unit configured to allocate the sub bands in correspondence to the priorities, for transmission and reception of data between the plurality of terminals and the first access point.

Abstract: Provided are a transmitter and a receiver for providing a multi-layered multimedia service, and a method thereof The transmitter includes: a Multiple Description Coding (MDC) unit configured to perform MDC on at least one source, and to output a description sequence for the at least one source; a Unequal Error Protection (UEP) grouping unit configured to output a UEP description sequence having a different number of description sequences constituting the description sequence according to a UEP level to which an importance level of the at least one source has been reflected; and a transmission code block processor configured to segment the UEP description sequence, to modulate each segmented UEP description sequence, and to generate a transmission block. Therefore, it is possible to ensure graceful degradation and scalability and provide a high-quality multimedia service.

Abstract: A channel allocation apparatus in a communication system includes: a measuring unit configured to measure clear channel assessments (CCA) of a plurality of stations (STAs) included in the communication system; a checking unit configured to compare the measured CCAs to preset reference CCA, and check fairness and unfairness in the STAs; and an allocating unit configured to change and allocate channels allocated to STAs corresponding to unfairness, according to the measured CCA and the reference CCA.

Abstract: Provided is a mapping system, a network, and a method for adaptation of identifier (ID)/locator (LOC) separation to a cloud datacenter. A cloud datacenter environment may be divided into layers hierarchically for adaptation to ID/LOC separation, an ID may be defined for each layer, and a networking service may be provided through various IDs defined through the mapping system, to enable adaptation of host-based ID/LOC separation to a cloud computing environment established through a large-scale datacenter.

Abstract: Disclosed herein are a method and an apparatus for controlling an interactive lecture service capable of performing questions and answers during a lecture without using a media mixer. A method for providing a media stream switching based interactive lecture service, includes: receiving a right to speak request from at least one student terminal by a lecturer terminal; assigning the right to speak to a specific student terminal in response to the right to speak request and receiving at least one of the question video and voice of the specific student terminal, by the lecturer terminal; and transmitting at least one of the receiving question video and voice of the specific student terminal to a terminal included in a lecture session by the lecturer terminal.

Abstract: An apparatus and method for monitoring an optical line is provided. The optical line monitoring apparatus may include a comparison unit to extract first identification information about an optical network terminal (ONT) from reflected data that is reflected and received from the optical line, and to compare the extracted first identification information to predetermined second identification information about the ONT, and a processor to analyze a state of the optical line using the reflected data when the first identification information is identical to the second identification information.

Abstract: A method of manufacturing a transparent transistor including a substrate, source and drain electrodes formed on the substrate, each having a multi-layered structure of a lower transparent layer, a metal layer and an upper transparent layer, a channel formed between the source and drain electrodes, and a gate electrode aligned with the channel. The lower transparent layer or the upper transparent layer is formed of a transparent semiconductor layer, which is the same as the channel.

Abstract: A method of manufacturing an organic-light-emitting-diode (OLED) flat-panel light-source apparatus. The method includes depositing a metal layer on a substrate and patterning the metal layer to form a plurality of subsidiary electrodes, forming an insulating layer on the substrate including the plurality of subsidiary electrodes and forming a first subsidiary electrode layer by etching the insulating layer until some of the plurality of subsidiary electrodes are exposed, and sequentially forming an anode, an organic emission layer (EML), and a cathode on the substrate on which the first subsidiary electrode layer is formed.

Abstract: A method of manufacturing a transparent transistor including a substrate, source and drain electrodes formed on the substrate, each having a multi-layered structure of a lower transparent layer, a metal layer and an upper transparent layer, a channel formed between the source and drain electrodes, and a gate electrode aligned with the channel. The lower transparent layer or the upper transparent layer is formed of a transparent semiconductor layer, which is the same as the channel.

Abstract: Disclosed in an apparatus and method for restoring sensor data faults remotely that are caused due to an impurity attached to a water quality sensor, by using sensor data, the apparatus including, a fault determining unit to determine whether the water quality sensor is faulty using fault related data when the sensor data received from a sensor node is an outlier value, and a cleaning device requesting unit to request operation of a cleaning device that removes an impurity of the water quality sensor when the water quality sensor is determined to be normal.

Abstract: Disclosed is a method for allowing a terminal to transmit/receive data using a multi user-multi input multi output (MU-MIMO) scheme in a communication system, the method including: receiving group information of terminals capable of transmitting/receiving data using the MU-MIMO scheme from an access point (AP); transmitting the group information of the terminals and group information of candidate terminals capable of transmitting/receiving data using the MU-MIMO based on the group information of the terminals to the candidate terminals, respectively; and transmitting/receiving data to/from the candidate terminals using the MU-MIMO scheme in response to the group information of the candidate terminals.

Abstract: An apparatus for transmitting data in a communication system includes: a receiving unit configured to receive feedback information for each of a plurality of stations (STAB) in response to a control frame; an adjusting unit configured to adjust links of the STAB at frequency channels based on the feedback information, and set optimal links for the respective STAB; and a transmitting unit configured to transmit data to the STAB through the optimal links, wherein the feedback information comprises one or more of optimal stream number information, optimal modulation and coding scheme (MCS) information, optimal bandwidth information, average signal-to-noise ratio (SNR) information, space-time information, optimal space-time block coding (STBC) information, group ID information, coding type information, and FB Tx type information.

Abstract: Disclosed herein are a Visual Light Communication (VLC) method and apparatus using a DMX-512 network. The VLC apparatus includes a DMX signal generation unit and a DMX signal transmission unit. The DMX signal generation unit generates VLC data packets each including a DMX header, fragmentation information, and a data fragment. The DMX signal transmission unit transmits the VLC data packets to an LED lighting apparatus coupled over a DMX-512 network in order to perform VLC.