Abstract: In a thin film transistor array panel according to an exemplary embodiment of the present invention, a plasma process using a mixed gas including hydrogen gas and nitrogen gas with a ratio of a predetermined value is undertaken before depositing a passivation layer. In this manner, performance deterioration of the thin film transistor may be prevented and simultaneously, haze in a transparent electrode may be prevented. Alternatively, a first passivation layer is depsoited, then removed. A passivation layer is again re-deposited, such that little or no haze is present in the resulting passivation layer.

Abstract: A manufacturing method of a thin film transistor array panel includes: simultaneously forming a gate conductor and a first electrode on a substrate, using a non-peroxide-based etchant; forming a gate insulating layer on the gate conductor and the first electrode; forming a semiconductor, a source electrode, and a drain electrode on the gate insulating layer; forming a passivation layer on the semiconductor, the source electrode, and the drain electrode; and forming a second electrode layer on the passivation layer.

Abstract: The present invention relates to a device for generating a signal and method for controlling operation of the same. The present invention provides a device for generating a signal, which includes an electrode, if connected to an external power source, supplied with a voltage from the external power source, a signal generating unit having a plurality of terminals, the signal generating unit deciding whether to operate the device according to a size of a voltage applied to a first terminal among a plurality of the terminals, the signal generating unit outputting a prescribed signal according to the decision, and a control circuit, if the electrode is connected to a plurality of the terminals, controlling a voltage applied to a plurality of the terminals. Accordingly, the present invention is able to control whether to operate a signal generating device using an external power source.

Abstract: The present invention relates to a device for generating a signal and method for controlling operation of the same. The present invention provides a device for generating a signal, which includes an electrode (110), if connected to an external power source (200), supplied with a voltage from the external power source (200), a signal generating unit (130) having a plurality of terminals, the signal generating unit (130) deciding whether to operate the device according to a size of a voltage applied to a first terminal among a plurality of the terminals, the signal generating unit (130) outputting a prescribed signal according to the decision, and a control circuit (120), if the electrode (110) is connected to a plurality of the terminals, controlling a voltage applied to a plurality of the terminals. Accordingly, the present invention is able to control whether to operate a signal generating device (100) using an external power source (200).

Abstract: The present invention provides method and system for data communication in the human body and a sensor therefor. The method and system transmit information through the human body to a receiver located outside the human body using low current and voltage polarity, so that they cause no damage to the human body and achieve low power consumption and better receiving sensitivity. In addition, the sensor contains a CMOS image sensor on which all circuits are integrated without radio transmitter and antenna, so that it achieves a low-priced and small-sized capsule type endoscope.

Abstract: A portable device for data communication using a body as a conductor to transmit data to a receiver, the portable device includes a data receiving unit to receive data, a controller unit to control processing of data to be transmitted, a current limiting circuit to limit a current of a signal corresponding to the data to be transmitted to a predetermined value, and transmitting electrodes connected to the current limiting circuit and to contact the body to transmit the signal having the current of predetermined value to the receiver.

Abstract: Disclosed are a black photosensitive resin composition that includes (A) an organic binder resin, (B) a reactive unsaturated compound, (C) a photopolymerization initiator, (D) a black pigment including carbon black and a silver-tin-containing alloy, and (E) a solvent, and a light blocking layer using the same.

Abstract: Provided are an apparatus for removing ringing noise and an apparatus for removing noise. The apparatuses includes a representative value setting block dividing pixel data in one block including a plurality of pixel data into two groups through a K-means algorithm and setting a representative value in each of the groups; a parameter generator block calculating intervals and approaches between all the pixel data in the block and a pair of the representative values; and a correction block correcting an inputted pixel data value using the intervals and the approaches.

Abstract: There is provided an apparatus for removing color noise including: a color interpolation unit performing color interpolation on a bayer pattern image output from an image sensor; a high-pass filter unit performing high-pass filtering on each of the pixels of the bayer pattern image to generate high-pass filtered values of each of the pixels; a high frequency region determining unit comparing pixel values of a target pixel, from which color noise is removed, and pixels adjacent to the target pixel with the high-pass filtered values to determine whether the target pixel is included in a high frequency region; and a color noise region determining unit using differences between color values of the target pixel interpolated by the color interpolation unit and determining whether the target pixel is included in a color noise region when it is determined that the target pixel is included in the high frequency region.

Abstract: Provided is an apparatus for improving the sharpness of an image. The apparatus includes an edge detector, an effective edge judging unit, an effective edge classifying unit, an isolated edge judging unit, and a 2-D HPF applying unit. The edge detector calculates an edge value using brightness relation with neighboring pixels with respect to each of pixels of an input image. The effective edge judging unit determines effective edge pixels. The effective edge classifying unit determines weak edge pixels and strong edge pixels. The isolated edge judging unit judges an isolated edge pixel included in an isolated edge. The 2-D HPF applying unit applies a first 2-D HPF to the weak edge pixels, and applies a second 2-D HPF to the strong edge pixels to generate edge strengthening values. The edge strengthening value applying unit adds the edge strengthening values to brightness values of the respective pixels of the input image.

Abstract: There is provided an apparatus for improving the sharpness of an image, which may prevent occurrence of distortion of an image in an edge enhancement process of the image by applying an active weight in accordance with a two-dimensional (2D) high pass filtering value of the image. The apparatus may include: a 2D high pass filter outputting a high frequency element value for the luminance values of pixels of an input image; a weight generating unit generating a weight changed depending on a magnitude of the high frequency element value; a weight applying unit applying the weight to the high frequency element value; and an edge enhancement image generating unit adding, to the luminance values of the pixels of the input image, the high frequency element value to which the weight is applied to thereby output an image of which an edge is enhanced.

Abstract: There are provided an apparatus and a method for estimating edge areas of pixels in a digital image to thereby prevent an edge sharpening algorithm from being applied to non-edge area of the digital image. Therefore, the apparatus can accurately determine whether each pixel is in an edge area or in a non-edge area, by generating a binary mask obtained by using a luminance difference average between each pixel and each of neighboring pixels in the digital image. Moreover, the determination of an edge-area or a non-edge area may be applied to various digital images, by adjusting a level of edge-area determination.

Abstract: A portable device for data communication using a body as a conductor to transmit data to a receiver, the portable device includes a data receiving unit to receive data, a controller unit to control processing of data to be transmitted, a current limiting circuit to limit a current of a signal corresponding to the data to be transmitted to a predetermined value, and transmitting electrodes connected to the current limiting circuit and to contact the body to transmit the signal having the current of predetermined value to the receiver.

Abstract: Disclosed herein is an ejector for an injection molding machine used to extract a molded product formed inside a die, the ejector including: a first ejector plate which is movably installed in a moving plate for fixing the die; a second ejector plate which is separably connected to the first ejector plate; and an ejector pin which is installed in at least one of the first and second ejector plates so as to push outward the molded product.

Abstract: The present invention relates to a thermal transfer ribbon containing exfoliated layered inorganic nanoparticles or exfoliated layered double hydroxides and a manufacturing method thereof, and more particularly to a sublimation thermal transfer ribbon wherein a second adhesive layer, a transfer ink layer and a transfer protective layer are formed on one surface of a base film having a lubricating heat-resistant layer and a first adhesive layer formed on the other surface thereof, in which the lubricating heat-resistant layer, the transfer ink layer and the transfer protective layer contain exfoliated layered inorganic nanoparticles or exfoliated layered double hydroxide nanoparticles to improve the heat resistance, image uniformity and abrasion resistance of the thermal transfer ribbon.

Abstract: The present invention relates to an object learning method that minimizes time required for learning an object, an object tracking method using the object learning method, and an object learning and tracking system. The object learning method includes: receiving an image to be learned through a camera to generate a front image by a terminal; generating m view points used for object learning and generating first images obtained when viewing the object from the m view points using the front image; generating second images by performing radial blur on the first images; separating an area used for learning from the second images to obtain reference patches; and storing pixel values of the reference patches.

Abstract: An apparatus for enhancing the visibility of color images includes: a luminance value cumulative distribution calculator that calculates a cumulative distribution function of the number of pixels from a minimum value of luminance values; a baseband signal determining unit that determines baseband signal pixels having luminance values smaller than a threshold level; a luminance compensation value generator that generates luminance compensation values to apply the lower-level luminance compensation values as the pixels have higher-level luminance values, for the pixels having the luminance values larger than the threshold level; a luminance gain generator that determines a luminance gain applied to the luminance compensation values according to a mean luminance values of the input images and the level of the luminance values of the pixels to which the luminance compensation values are applied; and a luminance value enhancing unit that summing the luminance compensation values including the gain with the luminan

Abstract: A printed circuit board having a built-in antenna may include a first unit substrate, in which a ground and a first radiator are formed; a second unit substrate, which is stacked over the first unit substrate, and in which a second radiator having a frequency band different from a frequency band of the first radiator is formed; a pair of striplines, formed in the first unit substrate and connected with the ground; a first via, which connects the first radiator with the second radiator; a pair of second vias, each of which has one end connected with the pair of strip lines respectively; and a connection pattern, which connects the other ends of the pair of second vias to each other. The printed circuit board having a built-in antenna can utilize multiple frequency bands, and can be implemented in a compact size, to be applicable in compact communication devices.

Abstract: An electro-magnetic bandgap structure is disclosed. The electro-magnetic bandgap structure in accordance with an embodiment of the present invention includes a plurality of conductive plates bridge-connected with one another on a same plane, whereas the each of the conductive plates includes an internal patch; a first ring patch be electrically separated from the internal patch and surrounding the internal patch; and a second ring patch surrounding the first ring patch and electrically connected with the first ring patch through a portion.

Abstract: A method of recognizing proximity using a proximity sensor and a mobile terminal using the same are provided. The method includes detecting a key input by a user, projecting light in a state where an object does not approach a proximity sensor and measuring a light receiving amount of the projected light, extracting a compensation amount corresponding to the measured light receiving amount, setting a critical light receiving amount for determining proximity recognition by compensating the measured light receiving amount with the extracted compensation amount, and recognizing proximity of an object to the proximity sensor based on a preset critical light receiving amount. Thereby, even if the surrounding environment of a mobile terminal is changed, noise characteristic of the proximity sensor is influenced, and the mobile terminal is used for a long time, a proximity recognition distance of the mobile terminal is uniformly sustained.