Abstract: An apparatus and method for detecting an object using a multi-directional integral image are disclosed. The apparatus includes an area segmentation unit, an integral image calculation unit, and an object detection unit. The area segmentation unit places windows having a size of x*y on a full image having w*h pixels so that they overlap each other at their edges, thereby segmenting the full image into a single area, a double area and a quadruple area. The integral image calculation unit calculates a single directional integral image for the single area, and calculates multi-directional integral images for the double and quadruple areas. The object detection unit detects an object for the full image using the single directional integral image and the multi-directional integral images.

Abstract: An organic light emitting diode display includes at least one first data line, at least one second data line, a plurality of driving transistors, and a plurality of light emitters. Each driving transistor has a driving gate electrode connected to the at least one first data line and the at least one second data line, and the light emitters are respectively connected to the driving transistors. Emission regions of the light emitter do not overlap the at least one first data line, the at least one second data line, and the driving transistors. A shielding portion overlaps an end of the at least one first data line and an end of the at least one second data line.

Abstract: A liquid crystal display device having a touch screen and a test method of a touch panel are provided that can prevent a block dim that may occur in a lighting test. The liquid crystal display device includes common voltage probe pads, which are connected to common voltage output pads and are larger than the common voltage output pads, in a non-display area of the touch panel.

Abstract: Provided is a method for transmitting a data unit in a wireless local area network system, according to one embodiment. The method comprises transmitting a signal field, transmitting a first data symbol for a first data field, and transmitting a second data symbol for a second data field. The signal field, the first data symbol, and the second data symbol are transmitted through a 1 MHz channel bandwidth having a band of 1 GHz or less. Two pilot tones are inserted to each of the first data symbol and the second data symbol.

Abstract: A method for a wireless local area network performed by an access point (AP) configured to communicate over a primary subchannel and a secondary subchannel. The AP transmits a frame including a quiet channel element to a receiving station. The quiet channel element indicates that the secondary subchannel is to be quieted during a quiet interval in which the AP tests the secondary subchannel for a presence of radar transmissions and the receiving station does not send any frame to the AP. The quiet channel element includes an AP quiet mode field indicating whether a communication to the AP is allowed within the primary subchannel during the quiet interval. The primary subchannel and the secondary subchannel are quieted during the quiet interval if the AP quiet mode field indicates the communication to the AP is not allowed with the primary subchannel during the quiet interval.

Abstract: An organic light-emitting display apparatus includes a thin film transistor including an active layer, gate, source and drain electrodes, a first insulating layer disposed between the active layer and the gate electrode, and a second insulating layer disposed between the gate electrode and the source and drain electrodes; a pad electrode including a first pad layer disposed on the same layer as the source and drain electrodes and a second pad layer disposed on the first pad layer; a third insulating layer covering the source electrode and the drain electrode and an end portion of the pad electrode; a pixel electrode including a semi-transmissive metal layer and disposed in an opening formed in the third insulating layer; and a fourth insulating layer having an opening formed in a location corresponding to an opening formed in the third insulating layer and covering the end portion of the pixel electrode.

Abstract: Disclosed is a snake robot for exploration and disclosed is a separable module type snake robot that configures an ad-hoc mesh network by separating a body part into multiple mobile relay modules according to a propagation situation to seamlessly transmit image information to a remote control center.

Abstract: A communication method performed by a station (STA) in a Wireless Local Area Network (WLAN) system is provided. The method includes: broadcasting a Direct Link Setup (DLS) discovery request frame for discovering a destination STA with which a direct link will be set up; receiving a DLS discovery response frame from the destination STA in response to the DLS discovery request frame; setting up the direct link with the destination STA; and transmitting a data frame to an Access Point (AP). The step of transmitting the data frame comprises transmitting the data frame to the destination STA through the direct link. The data frame received by the destination STA is relayed to the AP.

Abstract: A method for transmitting a data unit, performed by a transmitting station, in a wireless local area network system is provided. The method includes generating a repeated bit sequence, generating an interleaved bit sequence by interleaving the repeated bit sequence, generating at least one symbol by modulating the interleaved bit sequence, generating at least one OFDM symbol by performing IDFT (Inverse Discrete Fourier Transform) on the at least one symbol and transmitting the at least one OFDM symbol.

Abstract: An organic light emitting diode (OLED) display includes an OLED display panel having a substrate; a plurality of scan lines formed on the substrate; a plurality of data lines crossing the plurality of scan lines; cover lines covering the data lines; a plurality of switching elements coupled to the plurality of scan lines and the plurality of data lines; and a plurality of organic light emitting diodes coupled to the plurality of switching elements; and upper and lower data drivers respectively located at upper and lower parts of the OLED display panel, wherein the data lines include an upper data line and a lower data line that are separated from each other, and the cover lines include upper and lower cover lines that are separated from each other.

Abstract: A method of transmitting channel management information by an access point (AP) in a wireless local area network and configured to communicate via a primary subchannel and a secondary subchannel is provided. The method includes: transmitting a frame including a quiet channel element, the quiet channel element including a quiet mode field indicating whether a communication to the AP is allowed via part or all of the primary subchannel during a quiet interval, the quiet interval being an interval during which no transmission occurs in the secondary channel; and performing communications using the part or all of the primary subchannel, if the quiet mode field is set to a value that indicates the communication to the AP is allowed to communicate via the part or all of the primary subchannel during the quiet interval.

Abstract: A method of dynamic frequency selection by an access point (AP) in a basic service set (BSS) in a wireless local area network is provided. The access point configured to communicate over a primary subchannel and a secondary subchannel. The method includes: transmitting a frame including a quiet element and a quiet channel element; and performing channel measurements in the quiet interval. The quiet element defines an quiet interval during which no transmission occurs, the quiet channel element indicates that the secondary subchannel is to be quieted during the quiet interval, and the quiet channel element indicates a condition under which the primary subchannel may be used during the quiet interval.

Abstract: An apparatus for creating a radio map includes a radio signal acquiring unit that acquires information on radio signals between one or more cooperative intelligent robots, a radio environment modeling unit that estimates radio strength for each cell configuring the radio map from the information on radio signals acquired by the radio signal acquiring unit, and a radio map creating unit that classifies a communication region of each cell and models the radio map according to the radio strength for each cell estimated by the radio environment modeling unit.

Abstract: An apparatus and method for controlling virtual training simulation are disclosed herein. The apparatus for controlling virtual training simulation includes a posture recognition unit, a posture information convergence unit, a location recognition processing unit, and a movement device control unit. The posture recognition unit recognizes the posture of a trainee based on the image information of the inside of a virtual training field and motion sensor information. The posture information convergence unit generates converged information by converging the results of the recognition of the posture of the trainee. The location recognition processing unit estimates the current location of the trainee based on the converged information. The movement device control unit controls an omnidirectional movement device in which the trainee is placed using information about the control state of the omnidirectional movement device and the current location of the trainee.

Abstract: An organic light-emitting display apparatus includes a thin film transistor including an active layer, gate, source and drain electrodes, a first insulating layer disposed between the active layer and the gate electrode, and a second insulating layer disposed between the gate electrode and the source and drain electrodes; a pad electrode including a first pad layer disposed on the same layer as the source and drain electrodes and a second pad layer disposed on the first pad layer; a third insulating layer covering the source electrode and the drain electrode and an end portion of the pad electrode; a pixel electrode including a semi-transmissive metal layer and disposed in an opening formed in the third insulating layer; and a fourth insulating layer having an opening formed in a location corresponding to an opening formed in the third insulating layer and covering the end portion of the pixel electrode.

Abstract: A method of apparatus for channel access in a wireless local area network is provided. A station receives a channel access control message including group indication information indicating a group of stations allowed to access a channel from an access point. The station attempts contention for accessing the channel if the station belongs to the group indicated by the group indication information.

Abstract: An image correction method includes: obtaining information regarding at least one of brightness and colors of pixels constituting an input image, the input image comprising a plurality of regions classified according to whether the at least one of the brightness and the colors of the pixels are substantially uniformly distributed in a corresponding region; determining a weight with respect to at least one pixel based on the obtained information; and correcting the input image with respect to the at least one pixel based on the determined weight.

Abstract: A thin film transistor array panel includes a first insulating substrate, a gate electrode positioned on the first insulating substrate, a gate insulating layer positioned on the gate electrode, a semiconductor layer positioned on the gate insulating layer, and a source electrode and a drain electrode positioned on the semiconductor layer and spaced apart from each other, in which the semiconductor layer includes three or more amorphous silicon layers having different bandgap energies from one another in order to reduce a leakage current and improve performance of a liquid crystal display.

Abstract: Provided are an organic light emitting display apparatus and a method of manufacturing the same. The organic light emitting display apparatus includes: a thin film transistor (TFT) substrate including a plurality of thin film transistors, an organic light-emissive device on the TFT substrate, and an encapsulation layer on the TFT substrate and the organic light-emissive device, the encapsulation layer being configured to cover the organic light-emissive device, the encapsulation layer including a hybrid material including: a block copolymer, and functionalized graphene.

Abstract: In an organic light-emitting display device and a method of manufacturing the same, the organic light-emitting display device includes: a first insulating layer, a transparent conductive layer, and a second insulating layer which are sequentially formed on a substrate; a thin film transistor including an active layer formed under the first insulating layer, a gate electrode including a part of the transparent conductive layer as a lower electrode layer, and source and drain electrodes connected to both sides of the active layer; an organic light-emitting device including a sequentially stacked structure comprising a part of the transparent conductive layer as a pixel electrode, an intermediate layer which includes an emission layer, and an opposite electrode; and a capacitor including a first electrode and a second electrode, which includes a part of the transparent conductive layer as a lower electrode layer; wherein the transparent conductive layer and the second insulating layer include a hole.