Abstract: In an embodiment, an integrated optical chip comprises: a substrate; a plurality of planar lightwave circuit-based optical components that are formed on one surface of the substrate; and a plurality of optical waveguides that are formed on the one surface of the substrate and that connect the plurality of optical components to one another. In the embodiment, the plurality of optical components includes a saturable absorber having nonlinear loss characteristics. The saturable absorber may comprise: a core layer that is formed on the one surface of the substrate; an overcladding layer that wraps around at least a part of the core layer; and a saturable absorption layer that is formed on at least a part of the overcladding layer and that is arranged so as to interact with an evanescent field of light guided through at least a part of the core layer.

Abstract: A timing controller for a display apparatus includes a polarity comparison part and a compensation part. The polarity comparison part compares a first polarity of a first data voltage with a second polarity of a second data voltage, the first data voltage corresponding to a first pixel in a first frame and generated based on a first gamma voltage, the second data voltage corresponding to the first pixel in a second frame and generated based on a second gamma voltage. The compensation part compensates the second data voltage based on a first look-up table, if the first polarity is the same as the second polarity, and compensates the second data voltage based on a second look-up table, if the first polarity is different from the second polarity.

Abstract: The present disclosure relates to a technology for a sensor network, machine to machine (M2M) communication, machine-type communication (MTC), and the Internet of things (IoT). The present disclosure can be used in intelligent services (such as smart home, smart building, smart city, smart car or connected car, healthcare, digital education, retail business, security, and safety related services) on the basis of the technology. A method for providing data in a multimedia system, presented in one embodiment of the present disclosure, comprises the steps of: receiving a message for requesting information on a segment, detecting image quality, the number of sub-segments, and a reception rate, which are included in the information on the segment; determining a transmission rate on the basis of the detected image quality, number of sub-segments, and reception rate; and providing the information on the segment at the determined transmission rate.

Abstract: A display device includes a display panel having first and second areas adjacent to each other, and a distribution unit configured to generate first and second input image data from primitive image data. The display device includes a first control unit having a first sub-pixel rendering unit configured to receive the first input image data and to generate first rendering data by performing sub-pixel rendering on the first input image data. The display device further includes a second control unit having a second sub-pixel rendering unit configured to receive the second input image data and to generate second rendering data by performing sub-pixel rendering on the second input image data. The display device includes an extraction unit configured to extract from the first rendering data, first output data corresponding to the first area, and from the second rendering data, second output data corresponding to the second area.

Abstract: Methods and apparatuses are provided for receiving neighbor BS information by a mobile station in a wireless communication system. The mobile station receives a neighbor BS information message. It is determined whether operator ID information identifying a network operator of a neighbor BS is not included in the neighbor BS information message. Operator information of the neighbor BS is determined as operator information of a serving BS, if it is determined that the operator ID information is not included in the neighbor BS information message.

Abstract: An image processor, a display device including the same, and a method for driving display panel using the same are disclosed. In one aspect, the display device includes an image shifter configured to shift a data signal by at least one pixel based at least in part on a shift start signal and output the shifted data signal and a shift direction signal. The display device also includes an image buffer configured to output current data and previous data based at least in part on the shifted data signal and the shift direction signal. The display device also includes an image mixer configured to mix the current data and the previous data over M frames starting at a start frame when the shift start signal is received and output image data, M being a natural number.

Abstract: A display device includes a timing controller, a data driver, and a display panel. The timing controller includes a first compensator receiving a first image data, selecting a temperature compensation value in accordance with the external temperature, and converting the first image data to a second image data on the basis of the selected temperature compensation value and a second compensator selecting a kickback voltage compensation value predetermined in accordance with the areas of the display panel and converting the second image data to the output image data on the basis of the kickback voltage compensation value selected in accordance with the areas.

Abstract: Provided is a method of measuring a phase noise of a repetition rate of a femtosecond laser including generating a combined signal using a first wavelength element and a second wavelength element of an optical pulse train generated by the femtosecond laser, which is mode-locked, guiding the combined signal to a first path and a second path, allowing a signal of the second path to interfere with the signal of the first path, and outputting an interfering combined signal, dividing the interfering combined signal into a first interference signal and a second interference signal, converting the interference signals to radio frequency signals, and detecting a baseband signal including a frequency noise of the repetition rate from the radio frequency signals using a mixer.

Abstract: A display apparatus includes a timing controller configured to convert input image data into a hue, saturation, brightness (HSV) color space to generate a saturation histogram, generate a saturation gain curve and a dimming value based on the saturation histogram, control saturation of an input image based on the saturation gain curve to generate a data signal, and control luminance of the input image based on the dimming value to generate a light source control signal. A data driver is configured to generate data voltages based on the data signal. display panel is configured to display an output image based on the data voltages. A light source is configured to provide light to the display panel based on the light source control signal.

Abstract: In an embodiment, an integrated optical chip comprises: a substrate; a plurality of planar lightwave circuit-based optical components that are formed on one surface of the substrate; and a plurality of optical waveguides that are formed on the one surface of the substrate and that connect the plurality of optical components to one another. In the embodiment, the plurality of optical components includes a saturable absorber having nonlinear loss characteristics. The saturable absorber may comprise: a core layer that is formed on the one surface of the substrate; an overcladding layer that wraps around at least a part of the core layer; and a saturable absorption layer that is formed on at least a part of the overcladding layer and that is arranged so as to interact with an evanescent field of light guided through at least a part of the core layer.

Abstract: Provided are methods of operating a gateway and a server, performing an intelligent negotiation in an Internet of Things (IoT) network. According to an example embodiment, a method of operating the gateway of an IoT system includes receiving status information from at least one of a plurality of end devices included in a local network, determining whether to start a negotiation based on a status of the local network that is analyzed based on the status information, transmitting a negotiation request to an external device, receiving a suggestion corresponding to the negotiation request from the external device, and transmitting a reply indicating whether to accept the suggestion to the external device.

Abstract: A tiled display device includes a first display device including a first display panel configured to sense a touch thereon and display an image signal, and a first controller configured to control the first display panel and transmit a reference signal wirelessly, and a second display device including a second display panel configured to sense a touch thereon and display the image signal, and a second controller configured to control the second display panel and transmit a first ACK signal to the first controller after receiving the reference signal, in which the first controller is configured to determine a first latency time of the second display device by using the reference signal and the first ACK signal and synchronize touch information of the first and second display devices according to the first latency time.

Abstract: According to various examples of the present invention, an electronic device including a pressure sensing type input device can comprise: a display panel in which a touch panel and a display panel for displaying a screen are stacked, the displaying panel being stacked on one side of the touch panel; and at least one pressure sensor unit disposed on a rear surface of the display panel, sensing the pressure generated in the display panel, and implementing an input according to the pressure. The electronic device including a pressure sensing type input device can be variously implemented according to examples.

Abstract: A method of driving a display device includes displaying an image corresponding to a left eye image signal during a first frame set including one or more frames and displaying an image corresponding to a right eye image signal during a second frame set including one or more successive frames, in which the first frame set and the second frame set include at least one frame displaying a first image according to a first gamma curve and at least one frame displaying a second image according to a second gamma curve, and the first frame set and the second frame set include two successive frames displaying the second image.

Abstract: According to one or more embodiments, an electronic device includes a housing including a first surface facing a first direction and a second surface facing a second direction opposite to the first direction, where a transparent cover forms at least one part of the first surface. The electronic device also includes a touch screen display disposed between the first surface and second surface of the housing and exposed through the transparent cover, a pressure sensor disposed between the touch screen display and the second surface of the housing, and having an active area for sensing pressure placed on the first surface by an external object and an inactive area disposed around the active area, a Printed Circuit Board (PCB) disposed between the pressure sensor and the second surface of the housing, and an electrically conductive connection member for electrically connecting the pressure sensor and the PCB.

Abstract: Methods and apparatuses are provided for receiving neighbor BS information by a mobile station in a wireless communication system. The mobile station receives a neighbor BS information message. It is determined whether operator ID information identifying a network operator of a neighbor BS is not included in the neighbor BS information message. Operator information of the neighbor BS is determined as operator information of a serving BS, if it is determined that the operator ID information is not included in the neighbor BS information message.

Abstract: An electronic apparatus is provided that includes a housing comprising a first surface facing a first direction, a second surface facing a second direction which is opposite to the first direction, and a transparent cover which forms at least part of the first surface, a display interposed between the first and second surfaces of the housing and exposed through the transparent cover, a first electrode interposed between the transparent cover and the display, a second electrode interposed between the first electrode and the display, a third electrode interposed between the second electrode and the display, a first dielectric layer interposed between the first and second electrodes, a second dielectric layer interposed between the second and third electrodes, and a processor configured to detect a location of a touch on the first surface using the first and second electrodes, and detect pressure on the first surface using the second and third electrodes.

Abstract: An electronic device includes a housing that includes a first surface facing a first direction, a second surface facing a second direction that is opposite the first direction, and a transparent member forming at least part of the first surface, a display that is interposed between the first surface and the second surface of the housing and is exposed through the transparent member, and a force sensor that is interposed between the display and the second surface of the housing.

Abstract: An electronic device is provided which includes a housing including a first face that faces a first direction and a second face that faces a second direction, which is opposite to the first direction, the housing including a transparent cover that forms at least a portion of the first face, a display disposed between the first face and the second face of the housing and exposed through the transparent cover, a fingerprint sensor disposed between the transparent cover and the display, a touch sensor disposed between the fingerprint sensor and the display, and a pressure sensor disposed between the display and the second face of the housing.

Abstract: An image display control unit in a three-dimensional image display apparatus is configured to drive gate lines and the data lines so as to provide the display panel with a left eye image signal during a first frame in which a right eye image signal is displayed on the display panel, and with the right eye image signal during a second frame in which the left eye image signal is displayed on the display panel. During the first frame, each of the pixels provides a second capacitor with the right eye image signal, and a first capacitor with the left eye image signal. During the second frame, each of the pixels provides the first capacitor with the right eye image signal, and the second capacitor with the left eye image signal. A backlight unit maintains a turn-on state during the first and second frames.