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| 20120091422 | Semiconductor Memory Devices Having Variable Resistor And Methods Of Fabricating The Same - According to a method of fabricating the semiconductor memory device, a contact plug can be protected while mold openings are formed. A semiconductor memory device may include a mold dielectric layer on an entire surface of a substrate, the substrate including a first region and a second region. A contact plug may be provided in a contact hole formed through the mold dielectric layer in the first region. A variable resistor may be provided in a mold opening foamed through the mold dielectric layer in the second region. An upper surface of the contact plug may be at a level equal to or lower than an upper surface of the mold dielectric layer. | 04-19-2012 |
| 20120309189 | METHODS FOR FABRICATING SEMICONDUCTOR DEVICES - In a method for fabricating a semiconductor device, a semiconductor device is provided including an interlayer dielectric film and first and second hard mask patterns sequentially stacked thereon. A first trench is provided in the interlayer dielectric film through the second hard mask pattern and the first hard mask pattern. A filler material is provided on the interlayer dielectric film and the first and second hard mask patterns to fill the first trench. First and second hard mask trimming patterns are formed by trimming sidewalls of the first and second hard mask patterns and removing the filler material to expose the first trench. A damascene wire is formed by filling the first trench with a conductive material. | 12-06-2012 |
| 20130023100 | METHOD OF FABRICATING SEMICONDUCTOR DEVICE - A method of fabricating a semiconductor device, the method including forming on a substrate a transistor that includes a gate electrode and a source and drain region, forming an interlayer insulating film on the transistor, forming a contact hole in the interlayer insulating film to expose a top surface of the source and drain region, and a thin film is formed at an interface between the contact hole and the exposed top surface of the source and drain region. The method further including selectively removing at least a portion of the thin film by performing an etching process in a non-plasma atmosphere, forming an ohmic contact film on the source and drain region where at least a portion of the thin film was selectively removed, and forming a contact plug by filling the contact hole with a conductive material. | 01-24-2013 |
| 20130023119 | METHODS FOR FABRICATING SEMICONDUCTOR DEVICES - In a method for fabricating a semiconductor device, a substrate is provided including an interlayer dielectric layer and first and second hard mask patterns sequentially stacked thereon. A first trench is provided in the interlayer dielectric layer through the second hard mask pattern and the first hard mask pattern. A filler material is provided on the interlayer dielectric layer and the second hard mask pattern to fill the first trench. An upper portion of the second hard mask pattern is exposed by partially removing the filler material. The second hard mask pattern is removed, and remaining filler material is removed from the first trench. A wiring is formed by filling the first trench with a conductive material. | 01-24-2013 |
| 20130115759 | Methods of Fabricating Semiconductor Devices - Provided are methods of fabricating a semiconductor device that include providing a substrate that includes a first region having a gate pattern and a second region having a first trench and an insulating layer that fills the first trench. A portion of a sidewall of the first trench is exposed by etching part of the insulating layer and a first spacer is formed on a sidewall of the gate pattern. A second spacer is formed on the exposed sidewall of the first trench, wherein the first spacer and the second spacer are formed simultaneously. | 05-09-2013 |
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| 20140145812 | MULTILAYER INDUCTOR AND METHOD FOR MANUFACTURING THE SAME - Disclosed herein is a multilayer inductor, manufactured by stacking laminates each including: a substrate having internal electrode coil patterns formed thereon; and a magnetic substance filling the substrate on which the internal electrode coil patterns are formed, wherein the substrate is formed by using a composition including a magnetic material, so that, when the substrate is placed in the middle of the electrode circuit patterns at the time of manufacturing a power inductor, the substrate can be utilized as a gap material, and thus the thickness of an inductor chip can be minimized, and, in addition, the magnetic material is included in the substrate forming composition, thereby improving magnetic characteristics, and the liquid crystal oligomer and the nanoclay are added to the composition, to thereby increase insulating property between magnetic metals, thereby raising inductance, and thus dimensional stability and physical hardness of the structure can be secured. | 05-29-2014 |
| 20140367147 | INSULATING RESIN COMPOSITION FOR PRINTED CIRCUIT BOARD, INSULATING FILM, PREPREG AND PRINTED CIRCUIT BOARD - Disclosed herein are an insulating resin composition for a printed circuit board, an insulating film, a prepreg, and a printed circuit board. More specifically, disclosed herein are an insulating resin composition for a printed circuit board including a maleimide resin having three or more maleimide groups, and the like so that a glass transition temperature and a mechanical strength are improved, an insulating film and a prepreg prepared using the insulating resin composition, and a printed circuit board including the insulating film or the prepreg. | 12-18-2014 |
| 20150065608 | INSULATING RESIN COMPOSITION FOR PRINTED CIRCUIT BOARD AND PRODUCTS MANUFACTURED BY USING THE SAME - Disclosed herein are an insulating resin composition for a printed circuit board and products manufactured by using the same, and more particularly, an insulating resin composition for a printed circuit board including an amino triazine novolac curing agent having an amino group and a hydroxyl group to have improved coefficient of thermal expansion and glass transition temperature properties, and improved acid resistant property that discoloration of the product is not generated, and an insulating film and a prepreg as products manufactured by using the same. | 03-05-2015 |
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| 20090176534 | MOBILE TERMINAL HAVING FLAT PANEL SOUND OUTPUT UNIT AND VIBRATION GENERATION METHOD FOR THE SAME - A mobile terminal having a flat panel sound output unit and vibration generation method for the same are disclosed. When a user touches the mobile terminal, the user can feel a sense of touch through the flat panel sound output unit. The mobile terminal includes: a touch screen; a flat panel sound output unit attached on a surface of the touch screen to generate sounds or vibrations according to an input signal; and a vibration processor sending, when a touch event occurs at the touch screen, a signal to the flat panel sound output unit to generate vibrations corresponding to the touch event. Hence, the method can provide a sense of touch to the user without use of a separate vibration motor. | 07-09-2009 |
| 20100096936 | VIBRATION MOTOR - A vibration motor includes a first resilient member and a second resilient member providing resilient forces in opposite directions; a first vibrator and a second vibrator coupled to the first resilient member and the second resilient member respectively; a magnetic body coupled to the first vibrator to create a magnetic field; and a coil applying a current of a predetermined frequency band in the region where the magnetic field is created. | 04-22-2010 |
| 20100127581 | VIBRATION MOTOR FOR PORTABLE TERMINAL - Disclosed is a vibration motor for a portable terminal, including a flat spring; a cylindrical magnetic substance mounted on the flat spring; an annular magnetic substance disposed around the cylindrical magnetic substance mounted on the flat spring; and a coil disposed between the cylindrical magnetic substance and the annular magnetic substance, wherein the magnetic substances perform a linear reciprocal movement by the electromagnetic force generated between the magnetic substances and the coil and by the elastic force of the flat spring as an electric current is applied to the coil. The vibration motor operates at higher resonant frequencies than those of conventional vibration motors, thereby improving the sense of an after-vibration and realizing a delicate haptic feedback function. | 05-27-2010 |
| 20100141606 | METHOD FOR PROVIDING HAPTIC FEEDBACK IN A TOUCH SCREEN - Disclosed is a method for providing a haptic feedback in a touch screen, which includes displaying a plurality of soft buttons on a touch screen; applying a first pattern vibration to the touch screen if a pressing detection value for a corresponding soft button according to contact of a user input means reaches a predetermined first threshold value; and applying a second pattern vibration to the touch screen if a pressing detection value for the corresponding soft button reaches a predetermined second threshold value, the second pattern vibration being different from the first pattern vibration, the second threshold value being different from the first threshold value. | 06-10-2010 |
| 20100148945 | HAPTIC FEEDBACK DEVICE FOR A PORTABLE TERMINAL - A haptic feedback device for a portable terminal. The haptic feedback device includes an input member, a vibration member that passes through the input member, and serves as a rotation axis of the input member, and a piezo actuator in contact with the vibration member. As the input member rotates or pivots with respect to the rotation axis, the piezo actuator actuates to vibrate the vibration member. | 06-17-2010 |
| 20110006888 | METHOD AND APPARATUS FOR GENERATING VIBRATIONS IN PORTABLE TERMINALS - A method and apparatus for generating vibration in a portable terminal are provided. The apparatus for generating vibration in a portable terminal includes a plurality of vibrators mounted and driven to generate vibration in a single vibration direction at positions separated from each other by predetermined distances on the portable terminal, and a controller for determining respective vibration patterns of the plurality of vibrators according to a control operation of the portable terminal and driving the plurality of vibrators according to the vibration patterns. | 01-13-2011 |
| 20110157052 | METHOD AND APPARATUS FOR GENERATING VIBRATIONS IN PORTABLE TERMINAL - Control of vibrations generated in a portable terminal is disclosed. The vibration generating apparatus includes a plurality of vibrators mounted to the portable terminal to be spaced apart from each other by a predetermined interval and having different resonance frequencies; and a control unit configured to determine vibration generation patterns of the plurality of vibrators according to a vibration event and to drive the plurality of vibrators according to the vibration generation patterns. | 06-30-2011 |
| 20110163985 | HAPTIC FEEDBACK CONTROL METHOD AND APPARATUS FOR A WIRELESS TERMINAL HAVING A TOUCH SCREEN - A haptic feedback control method and apparatus for a wireless terminal including a touch screen. The haptic feedback control method includes receiving a touch input from a user, sensing a voltage or current signal at a position where the touch input is received, transmitting a driving signal to an actuator based on the sensed signal, generating, by the actuator, a vibration output based on the driving signal at the position on the touch screen where the touch input is received, generating a control pulse having a predetermined time delay while generating the vibration output, and stopping the vibration output by applying the control pulse to the vibration output. | 07-07-2011 |
| 20110164001 | MULTI-FUNCTIONAL PEN AND METHOD FOR USING MULTI-FUNCTIONAL PEN - A multi-functional pen apparatus and a method for using the multi-functional pen are provided. The method includes switching an operation mode of the multi-functional pen to a pen mode according to a predetermined key input; receiving pen data in the switched pen mode; and transmitting the pen data to a portable terminal, wherein the portable terminal transmits a call based on the transmitted pen data. | 07-07-2011 |
| 20120249490 | ELECTRONIC PEN, INPUT METHOD USING ELECTRONIC PEN, AND DISPLAY DEVICE FOR ELECTRONIC PEN INPUT - A method of inputting a user command on a display using an electronic pen includes emitting light in the direction of the display using a light source of the electronic pen and capturing the display with a camera of the electronic pen. The method includes recognizing a Black Matrix (BM) pattern of the display in the captured image and detecting a location on the display at which the light from the light source is emitted by comparing the recognized BM pattern with pre-stored patterns. | 10-04-2012 |
| 20130100053 | FLEXIBLE DISPLAY DEVICE - Disclosed is a flexible display device adapted to accurately detect bending information when the flexible display device is flexed, bent or folded, and to be capable of variously controlling an image displayed on a screen on the basis of the detected bending information. The flexible display device includes a flexible touch screen part, and a bending detection part provided on the touch screen part, the bending detection part having an electrostatic capacitance or electric resistance that changes depending on a bending of the touch screen part, so as to detect bending information. | 04-25-2013 |
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| 20090294162 | Printed circuit board and manufacturing method thereof - Disclosed are a printed circuit board and a manufacturing method thereof. The printed circuit board, having an electronic component mounted thereon, in accordance with an embodiment of the present invention includes: a substrate having a circuit pattern and a pad formed on one side thereof; a solder resist layer formed on one side of the substrate so as to expose the pad; and a dam formed on the solder resist layer by an inkjet printing method and disposed at a position corresponding to where the electronic component is mounted so as to control a flow of an underfill solution injected between the substrate and the electronic component. | 12-03-2009 |
| 20090310155 | Processing image data - A method of obtaining image data for printing a circular pad having a radius R by forming ink blots having a radius r in an overlapping manner. The method can include: setting a base pitch as the base distance between adjacent ink blots, arranging the vector data of the pad in an x-y coordinate system, setting a first base point in the coordinate system, selecting a first determination point that is separated from the first base point by a unit distance along each of the x-axis and y-axis in any one direction of 45 degrees and 135 degrees, comparing the distance from the first base point to the first determination point with the base pitch, and storing the coordinates of the first determination point as print data if the distance from the first base point to the first determination point is greater than or equal to the base pitch. | 12-17-2009 |
| 20100002031 | PROCESSING IMAGE DATA - A method of processing image data is disclosed. According to an embodiment of the present invention, the method, which obtains image data for printing the edge of a circular pad having a radius of R by forming ink blots having a radius of r in an overlapping manner, includes: setting a permissible pitch range as a distance between adjacent ink blots; arranging first image data to the edge of the pad, in an x-y coordinate system; generating second image data with a smaller radius than the first image data, the second image data sharing the center with the first image data; arranging a first base point on the second image data; selecting the first determination point on the second image data separated from the first base point; determining if a distance between the first base point and the first determination point is within the permissible pitch range; and storing a coordinate, located at a shortest distance from the first determination point, as print data. | 01-07-2010 |
| 20100002931 | Processing image data - A method of processing image data, to obtain image data for printing a junction area connecting a circular pad having a radius R with a linear line pattern by forming ink blots having a radius r in an overlapping manner, includes: setting a base pitch P as a base distance between adjacent ink blots; arranging image data of the pad, line pattern, and junction area, which is defined by an extension of the line pattern, in an x-y coordinate system; selecting a first determination point, which corresponds to one side of the junction area; comparing a distance from a center of the pad to the first determination point with a value of (R−r+P); and storing coordinates of the first determination point as print data if the distance from the center of the pad to the first determination point is greater than or equal to the value of (R−r+P). | 01-07-2010 |
| 20120075643 | Method of revising printing error in PCB - Provided is a method of revising a printing error in a PCB, including acquiring alignment mark coordinates and recognition mark coordinates formed at corners of each sheet through design specification information of the PCB, acquiring distorted alignment mark coordinates and recognition mark coordinates of each sheet through actually measured information of the PCB, calculating coordinate information acquired from the design specification information of the PCB and coordinate information acquired from the actually measured information of the PCB to acquire a revision coefficient, calculating an actual deformation value of the PCB using the revision coefficient, and converting the actual deformation value into deformation data of a binary image applied to the design specification information to be revised, and performing a printing operation on the PCB using the deformation data as a reference. | 03-29-2012 |
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| 20090215233 | PHOTORESIST COMPOSITION AND METHOD OF MANUFACTURING ARRAY SUBSTRATE USING THE SAME - A photoresist composition includes a binder resin, a photo acid generator, an acryl resin having four different types of monomers, and a solvent. | 08-27-2009 |
| 20100055851 | PHOTORESIST COMPOSTION, METHOD FOR FORMING THIN FILM PATTERNS, AND METHOD FOR MANUFACTURING A THIN FILM TRANSISTOR USING THE SAME - The present invention relates to a photoresist composition that comprises a resin that is represented by Formula 1, a method for forming a thin film pattern, and a method for manufacturing a thin film transistor array panel by using the same. | 03-04-2010 |
| 20100167206 | PHOTORESIST COMPOSITION AND METHOD FOR MANUFACTURING A DISPLAY SUBSTRATE USING THE PHOTORESIST COMPOSITION - A photoresist composition includes a novolac resin, a benzophenone photosensitizer and an ethylidyne tris phenol photosensitizer, and an organic solvent. Thus, a micropattern having a higher resolution than the resolution of an exposure apparatus is formed to decrease an amount of exposure and/or exposure time, thereby improving manufacturing reliability and productivity. | 07-01-2010 |
| 20100167476 | PHOTORESIST COMPOSITION AND METHOD OF FABRICATING THIN FILM TRANSISTOR SUBSTRATE - The present invention relates to a photoresist composition for digital exposure and a method of fabricating a thin film transistor substrate. The photoresist composition for digital exposure includes a binder resin including a novolak resin and a compound represented by the chemical formula (1), a photosensitizer including a diazide-based compound, and a solvent: | 07-01-2010 |
| 20110171581 | PHOTORESIST COMPOSTION AND METHOD OF MANUFACTURING ARRAY SUBSTRATE USING THE SAME - A photoresist composition includes a binder resin, a photo acid generator, an acryl resin having four different types of monomers, and a solvent. | 07-14-2011 |
| 20110199620 | METHOD OF DETERMINING AN OVERLAP DISTANCE OF AN OPTICAL HEAD AND DIGITAL EXPOSURE DEVICE USING THE METHOD - An apparatus and a method for determining an overlap distance of an optical head is disclosed. Positions and light amount distributions of each light spot can be measured, which may be provided from an optical head to a substrate. Gaussian distribution may be applied to the positions and the light amount distributions to calculate a compensation model of each of the light spots. A first accumulated light amount corresponding to each first area of the substrate may be calculated if the optical head is scanning along a first direction of the substrate using the compensation model. A second accumulated light amount corresponding to each second area overlapped with the each first area is calculated if the optical head is scanning along the first direction, which is moved in a second direction by a first distance using the compensation model. An overlap distance may be determined based on a uniformity of summations of the first and second accumulated light amount. | 08-18-2011 |
| 20110205508 | Digital Exposure Method and Digital Exposure Device for Performing the Method - A digital exposure method and a digital exposure device for performing the method are disclosed. In the method, a graphic data system file is produced in correspondence with each of a plurality of patterns formed on a substrate. Then, a digital micromirror device on/off data is generated from the graphic data system file. Then, the substrate is exposed in response to the digital micromirror device on/off data. Thus, at least a first exposure for forming a first pattern of a display panel, and a second exposure for forming identification numbers of a substrate and each display panel and removing an edge portion of the substrate may be simultaneously performed, to simplify the exposure process decrease costs. | 08-25-2011 |
| 20110230019 | METHOD OF MANUFACTURING A THIN-FILM TRANSISTOR AND METHOD OF MANUFACTURING A DISPLAY SUBSTRATE USING THE SAME - An approach for patterning and etching without a mask is provided in a manufacturing a thin-film transistor, a gate electrode, a gate insulating layer, a semiconductor layer, an ohmic contact layer and source metal layer of a substrate. A first photoresist pattern including a first photo pattern and a second photo pattern is formed using a digital exposure device by generating a plurality of spot beams, the first photo pattern is formed to a first region of the base substrate and has a first thickness, and the second photo pattern is formed to a second region adjacent to the first region, and has a second thickness and a width in a range of about 50% to about 60% of a diameter of the spot beam. The source metal layer is patterned to form a source electrode and a drain electrode, and the source electrode and the drain electrode are spaced apart from each other in the first region of an active pattern. | 09-22-2011 |
| 20110236825 | PHOTORESIST COMPOSITION AND METHOD OF FORMING PHOTORESIST PATTERN USING THE SAME - In a photoresist composition suitable for forming a photoresist pattern having a high profile angle, and a method of forming a photoresist pattern using the same, the photoresist composition includes an alkali-soluble resin, a quinone diazide containing compound, a compound represented by Formula 1, and a solvent: | 09-29-2011 |
| 20110287360 | PHOTORESIST COMPOSITION AND METHOD OF FORMING PATTERN BY USING THE SAME - A photoresist composition is provided. The photoresist composition includes an alkali-soluble resin; a photosensitizer containing a first compound that contains a diazonaphthoquinone represented by Formula 1 and a second compound that contains a diazonaphthoquinone represented by Formula 2; and a solvent. | 11-24-2011 |
| 20120270142 | PHOTOSENSITIVE COMPOSITION AND METHOD OF MANUFACTURING A SUBSTRATE FOR A DISPLAY DEVICE USING THE SAME - A photosensitive composition and a method of manufacturing a substrate used for a display device are disclosed. The photosensitive composition includes an acrylic based copolymer, a photo-initiator, a photo-sensitizer and a solvent. Thus, a photosensitivity of the photosensitive composition for ultra violet light of a long wavelength may be improved. | 10-25-2012 |
| 20120301684 | PHOTOSENSITIVE FILM PATTERN AND METHOD FOR MANUFACTURING A PHOTOSENSITIVE FILM PATTERN - A method for manufacturing a photosensitive film pattern includes: forming a thin film on a substrate; forming a photosensitive film on the thin film; arranging an exposure apparatus including a photo-modulation element on the photosensitive film; exposing the photosensitive film using the exposure apparatus according to an exposure pattern of the photo-modulation element; and developing the exposed photosensitive film to form a photosensitive film pattern. The exposure pattern includes a main pattern of a quadrangular shape and a at least one assistance pattern positioned at a corner of the main pattern. The photosensitive film pattern has a quadrangular shape with a long edge and a short edge, and a corner with a curved surface having a curvature radius of 20% to 40% of a length of the short edge. | 11-29-2012 |
| 20130016330 | DIGITAL EXPOSURE APPARATUS AND METHOD OF EXPOSING A SUBSTRATE USING THE SAMEAANM Yun; Sang-HyunAACI Suwon-siAACO KRAAGP Yun; Sang-Hyun Suwon-si KRAANM Kim; Cha-DongAACI Hwaseong-siAACO KRAAGP Kim; Cha-Dong Hwaseong-si KRAANM Park; Jung-InAACI SeoulAACO KRAAGP Park; Jung-In Seoul KRAANM Sim; Su-YeonAACI Changwon-siAACO KRAAGP Sim; Su-Yeon Changwon-si KRAANM Lee; Hi-KukAACI Yongin-siAACO KRAAGP Lee; Hi-Kuk Yongin-si KR - A digital exposure apparatus includes a displaceable stage, a light source part, a digital micro mirror part and a micro lens part. A substrate is disposed on the stage. The light source part generates a first light. The digital micro mirror part is disposed over the stage. The digital micro mirror part includes a plurality of digital micro mirrors. The digital micro mirror converts the first light into one or more second light beams. The micro lens part is disposed between the stage and the digital micro mirror part and includes a plurality of micro lenses. The micro lenses convert the one or more second light beams into one or more third light beams which are irradiated upon the substrate. The third light has an oval cross sectional shape. | 01-17-2013 |
| 20130040410 | PHOTORESIST COMPOSITION, METHOD OF FORMING A PATTERN USING THE SAME, AND METHOD OF MANUFACTURING A DISPLAY SUBSTRATE - A photoresist composition, a method of forming a pattern using the photoresist composition, and a method of manufacturing a display substrate are disclosed. A photoresist composition includes an alkali-soluble resin, a quinone diazide-based compound, a multivalent phenol-based compound, and a solvent. Therefore, photosensitivity for light having a wavelength in a range of about 392 nm to about 417 nm may be improved, and reliability of forming a photo pattern and a thin film pattern using the photoresist composition may be improved. | 02-14-2013 |
| 20130141714 | METHOD OF MEASURING UNIFORMITY OF EXPOSING LIGHT AND EXPOSURE SYSTEM FOR PERFORMING THE SAME - An exposure system includes an exposure apparatus, a mask, a test pattern portion and a uniformity measuring part. The exposure apparatus includes a first module and a second module. The first and second modules each emit light and are overlapped in an overlapping area. The mask includes a plurality of transmission portions which are spaced apart from each other. Each of the transmission portions has a width less than a width of the overlapping area. The test pattern portion includes a plurality of test patterns which are patterned by using the light transmitted through the transmission portions of the mask. The uniformity measuring part measures a uniformity of the test patterns. | 06-06-2013 |
| 20140167298 | ALIGNMENT APPARATUS, EXPOSING APPRATUS INCLUDING THE SAME, AND MANUFACTURING METHOD OF LIQUID CRYSTAL DISPLAY DEVICE - Exemplary embodiments of the invention relate to an alignment apparatus including a source unit providing an electromagnetic signal, a receiving unit detecting the provided electromagnetic signal, and a polarization element positioned between the source unit and the receiving unit and having a transmissive axis fixed in a predetermined direction. A substrate may be positioned between the source unit and the receiving unit, and may be formed with a polarizer including a plurality of metal lines with a minute linear pattern. The luminance or intensity of the electromagnetic signal may be detected by the receiving unit while rotating the substrate. | 06-19-2014 |
| 20140186595 | METHOD OF FABRICATING DISPLAY DEVICE USING MASKLESS EXPOSURE APPARATUS AND DISPLAY DEVICE - The present invention relates to a method of fabricating a display device using a maskless exposure apparatus, and the display device, and more particularly, to a method of fabricating a display device by using a maskless exposure apparatus, which is capable of preventing a stain from being viewed, and the display device. An exemplary embodiment of the present invention provides a method of fabricating a display device, including: forming a first exposure region on a substrate by performing exposure while scanning the substrate with a first exposure head irradiating an exposure beam according to pattern information of a first pattern in a scanning direction; and forming a second exposure region adjacent to the first exposure region on the substrate by performing exposure while scanning the substrate with a second exposure head irradiating an exposure beam according to the pattern information of the first pattern in the scanning direction; in which an exposure boundary region between the first exposure region and the second exposure region is extended in the scanning direction, and the exposure boundary region overlaps a light blocking region. | 07-03-2014 |
| 20140204392 | STAGE TRANSFERRING DEVICE AND POSITION MEASURING METHOD THEREOF - A stage transferring device invention includes: a transferring stage upon which an object is mounted and which transfers the object in an x-y plane; and a stage position measuring device. The stage position measuring device includes a one-dimensional scale on the transferring stage; a one-dimensional scale reading head which is configured to overlap the one-dimensional scale, irradiate a measuring beam to the overlapped one-dimensional scale and measure a 1D y-axis coordinate of the transferring stage; a two-dimensional encoder on the transferring stage; and a two-dimensional encoder reading head which is configured to overlap the two-dimensional encoder, irradiate a measuring beam to the overlapped two-dimensional encoder and measure a 2D x-axis coordinate and a 2D y-axis coordinate of the transferring stage. | 07-24-2014 |
| 20150049316 | EXPOSURE APPARATUS AND METHOD THEREOF - An exposure apparatus includes a light source, an illuminating member, a projecting member, a stage, an inspecting member, and an information processing member. The light source is configured to provide a light in accordance with a pulse event generation (PEG) representing a period of light radiation. The illuminating member is configured to change the light into point lights. The projecting member is configured to project the point lights according to a photoresist shape extending in various directions. The point lights are projected on the stage. The inspecting member is configured to inspect a photoresist pattern formed by the projected point lights. The information processing member is configured to analyze different photoresist patterns corresponding to different PEGs to select one PEG from the different PEGs. The one PEG being associated with a minimum error in the various directions. | 02-19-2015 |
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| 20080316570 | OPTICAL MODULATOR MODULE AND TEMPERATURE SENSOR - Disclosed is an optical modulator module having a micro-heater. The optical modulator module can include an optical modulator, modulating a beam of light emitted from a light source and emitting the modulated beam of light; and a micro-heater, manufactured in the optical modulator. The present invention provides an optical modulator module having a micro-heater and a temperature sensor that can control temperature in order to prevent an error of the operation of an optical modulator caused by the temperature and that can make the operation of an optical modulator stable within a shorter during of time directly after a power is supplied to the optical modulator module. | 12-25-2008 |
| 20090086304 | DIFFRACTION-TYPE OPTICAL MODULATOR AND DISPLAY APPARATUS INCLUDING THE SAME - Disclosed are a diffraction-type optical modulator and a display apparatus including the same. The diffraction-type optical modulator includes: a board; a lower mirror formed on the board; an upper mirror located apart from the lower mirror by a predetermined gap, having a hole, separated into at least two ridges by the hole, and movable up and down; and, an actuator moving the upper mirror in accordance with a driving signal and changing the separation distance, whereas a part of incident light beam reflects from the upper mirror, the rest of the incident light beam passes through the hole and reflects from the lower mirror, and then passes through the hole. A contrast ratio can be maximized by using the relation between the width of the hole and the ridge of an upper mirror, the ridge being measured in parallel with the direction of distribution of diffraction gratings. | 04-02-2009 |
| 20090097251 | LIGHT HOMOGENIZING DEVICE AND DISPLAY APPARATUS INCLUDING THE SAME - Disclosed are a light homogenizing device and a display apparatus including the same. The light homogenizing device can include a light source; a polarization rotator, including two planes of polarization that are vertical to each other, and receiving a beam of light incident from the light source and outputting a polarized linear beam of light having different polarization depending on driving voltage; and a birefringent plate, receiving the polarized linear beam of light and outputting two refracted beams of light proceeding by being refracted in different directions. Here, the two refracted beams of light can be combined at a predetermined point into a uniform beam of light. With the present invention, the light homogenizing device can improve the uniformity of an image through the decrease of a fringe pattern. | 04-16-2009 |
| 20090141339 | OPTICAL MODULATOR, OPTICAL MODULATOR MODULE AND SCANNING DISPLAY APPARATUS INCLUDING THE SAME - Disclosed are an optical modulator and an optical modulator module that can reduce a laser speckle. The optical modulator module can include an optical modulator, modulating an incident beam of light incident according to a driving signal and outputting the modulated beam of light; and a light transmissive substrate, placed in the optical modulator and formed with a phase control pattern, the incident beam of light and the outputted beam of light passing through the light transmissive substrate and the phase control pattern being formed in a part of a surface that is a light path of the incident beam of light and the outputted beam of light. Here, the phase control pattern, a central peak of an autocorrelation function can have a width that is smaller than a width of the phase control pattern, and a side lobe level is smaller than a level of the central peak. | 06-04-2009 |
| 20110085092 | OPTICAL MODULATORS INCLUDING INCORPORATED INTO MOBILE TERMINAL PROJECTOR - A mobile terminal includes an optical modulation projector. The mobile terminal also includes a control system, a projection control unit, and an optical modulation system. The control system outputs a projection control signal and image data. The projection control unit receives the image data from the control system, and generates and outputs a drive control signal depending on the image data received. The optical modulation system generates and modulates light and generates an image in response to the drive control signal and then scans the image for projecting onto a screen. | 04-14-2011 |
| 20110234555 | SWITCHING MODULE AND SWITCHING SYNCHRONIZATION SYSTEM - There are provided a switching module and a switching synchronization system. The switching module includes a plurality of first to n-th switching modules according to an exemplary embodiment of the present invention, wherein each of the first to n-th switching modules includes: a button unit that includes a plurality of switching buttons; a state display unit that includes a plurality of display lamps corresponding to each of the plurality of switching buttons in the button unit; a switch controller that controls the operation of the state display unit according to the operation of each of the plurality of switching buttons in the button unit; and a switch communication unit that transmits the wireless switching control signal including the switching control and provides the switching control signals included in the wireless switching control signals received to the switch controller. | 09-29-2011 |
| 20110298379 | SYSTEM OF CONTROLLING PRODUCT DISPLAY LIGHTING - There is provided a system of controlling product display lighting capable of controlling brightness levels and/or colors of illuminating light suitable for corresponding products according to characteristics of products, such as kinds or colors of products. The system of controlling product display lighting may include an information input unit acquiring information on products; a coordinator determining brightness levels and colors of illuminating light provided to the products according to the information on the products; a light source driver generating light source driving signals for outputting the determined brightness levels and colors of illuminating light in the coordinator; and a light source unit outputting illumination light having the brightness levels and colors of illuminating light determined in the coordinator by the light source driving signals. | 12-08-2011 |
| 20110309915 | CONTROLLER FOR CONTROLLING ILLUMINATION - Disclosed is a controller for controlling an illumination device participating in a wireless network by setting a scene of illumination according to a configurable schedule. The controller for controlling an illumination device includes: a control unit controlling an illumination scene of an illumination device selected from among a plurality of illumination devices existing in a pre-set network according to a pre-set schedule table; a frame generation unit generating a frame for controlling the illumination scene of the corresponding illumination device under the control of the control unit; and a communication unit transmitting the frame generated by the frame generation unit to the selected illumination device under the control of the controller. | 12-22-2011 |
| 20120007525 | LIGHTING APPARATUS - Provided is a lighting apparatus that may form and control a multi-zone of a plurality of lighting devices connected to a wireless network. The lighting apparatus may include a plurality of devices including a plurality of lighting devices included in a network set in advance, a coordinator to manage the network, a remote controller to control a multi-zone that is included in the network and that performs grouping of the plurality of lighting devices into a plurality of groups. | 01-12-2012 |
| 20120013434 | WIRELESS SENSING MODULE, WIRELESS LIGHTING CONTROLLING APPARATUS AND WIRELESS LIGHTING SYSTEM - Provided is a wireless sensing module, a wireless lighting controlling apparatus, and a wireless lighting system. The wireless sensing module may include a motion sensor to sense a motion, an illumination intensity sensor to sense an intensity of illumination, and a first wireless communication unit to generate and transmit a wireless signal that includes a motion sensing signal and an illumination intensity sensing signal, and that complies with a predetermined communication regulation. The wireless lighting controlling apparatus may include a second wireless communication unit to receive a wireless signal from a first wireless communication unit, and to restore a sensing signal, a sensing signal analyzing unit to analyze the sensing signal, and an operation controller to perform a predetermined control based on a result of the analysis. The wireless lighting system may include the wireless sensing module and the wireless lighting controlling apparatus. | 01-19-2012 |
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| 20100132562 | Electric precipitator and electrode thereof - An electric precipitator prevents dielectric breakdown by ensuring the dielectric distance among a plurality of electrodes. The electric precipitator includes a charging section for charging dust particles in air, and a collecting section for collecting the dust particles charged by the charging section. The collecting section includes a high voltage electrode having a conductive layer coated with a dielectric layer, and a low voltage electrode having at least one protrusion that maintains a gap between the high voltage electrode and the low voltage electrode. The conductive layer includes at least one cutting part formed in an area corresponding to the protrusion. | 06-03-2010 |
| 20100147151 | Electric precipitator and high voltage electrode thereof - An electrode precipitator having a high voltage electrode and a low voltage electrode arranged apart from each other at a desired interval. The high voltage electrode includes a charging part which is positioned upstream of an air flow direction to charge a pollutant, and a dust collection part which is spaced from the charging part and positioned downstream of the air flow direction to precipitate the charged pollutant therein. | 06-17-2010 |
| 20100288127 | Electric precipitator - Disclosed herein is an electric precipitator including at least one high voltage electrode including a pair of film members made of a non-conductive material and attached to each other and an electrode layer disposed between the pair of film members, and at least one low voltage electrode disposed alternately with the at least one high voltage electrode such that that the at least one high voltage electrode and the at least one low voltage electrode are separated from each other. Support members made of an insulating member to maintain separation of the at least one high voltage electrode and the at least one low voltage electrode from each other are mounted on one of the at least one high voltage electrode and the at least one low voltage electrode. | 11-18-2010 |
| 20110094383 | Electric precipitator and air cleaner having the same - Disclosed herein are an electric precipitator, which efficiently charges dust particles without lowering dust collecting efficiency, although a velocity of an air current is not uniform, and an air cleaner having the same. The electric precipitator includes a charger unit including at least two charge cells to charge dust particles contained in air, and a collector unit to collect the dust particles charged by the charger unit. The at least two charge cells include a first cell, through which the dust particles pass at a first velocity, and a second cell, through which the dust particles pass at a second velocity different from the first velocity. | 04-28-2011 |
| 20110185905 | Electric precipitator and electrode plate thereof - An electric precipitator to collect contaminants, such as dust, using electrical attraction. The electric precipitator includes high-voltage electrode plates and low-voltage electrode plates alternately stacked to form an electrification region and a collection region in an air flow direction, wherein each of the high-voltage electrode plates includes a discharge electrode to generate discharge between the discharge electrode and an opposite electrode so that contaminants are electrified in the electrification region and a collection electrode disposed over the electrification region and the collection region to collect the electrified contaminants in the collection region. | 08-04-2011 |
| 20120312170 | ELECTROSTATIC PRECIPITATOR - An electrostatic precipitator including a charger to charge dust particles in air and a collector to collect the dust particles. The collector includes a collector case including high-voltage electrodes, to which high-voltage is applied, low-voltage electrodes alternately stacked with the high-voltage electrodes so as to be grounded, and first electrode support elements to support the high-voltage and low-voltage electrodes with a distance therebetween. The first electrode support elements include electrode contact terminals to support extreme edge portions of the high-voltage and low-voltage electrodes. The high-voltage and low-voltage electrodes are formed of a conductive material, or a non-conductive material, the surface of which is subjected to conductive treatment. The electrode contact terminals for the high-voltage electrodes are formed of a semiconductive material. Accordingly, it is possible to maintain a constant distance between the electrodes and to prevent insulation breakdown without deterioration in the performance of the collector. | 12-13-2012 |
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| 20120229966 | DISPLAY APPARATUS AND METHOD OF FABRICATING THE SAME - A display apparatus includes a first substrate and a second substrate. The first substrate includes a light shielding layer including a first opening which transmits a light. The second substrate includes a shutter including a second opening which corresponds to the first opening, and a first flexible electrode part which is connected to one end of the shutter and transmits or blocks the light by moving the shutter. The first flexible electrode part includes a first flexible electrode, a second flexible electrode, and an insulation pattern. The insulation pattern insulates the first flexible electrode and the second flexible electrode from each other, and exposes upper and lower surfaces of the first flexible electrode and the second flexible electrode which are parallel to the second substrate, by covering portions of the first flexible electrode and the second flexible electrode. | 09-13-2012 |
| 20130163063 | DISPLAY APPARATUS AND METHOD OF MANUFACTURING THE SAME - A display apparatus includes a first insulating substrate, a light shielding layer on the first insulating substrate and including a first opening through which a light passes, a second insulating substrate which faces the first insulating substrate, and a shutter part on the second insulating substrate. The shutter part includes a driving beam electrode, a deformable electrode which faces the driving beam electrode and moves in response to a voltage applied to the driving beam electrode, and a shutter. The shutter includes a second opening which corresponds to the first opening of the light shielding layer, is connected to the deformable electrode and overlaps one of the deformable electrode or the driving beam electrode according to a movement of the deformable electrode, in a plan view. | 06-27-2013 |
| 20130341300 | DISPLAY APPARATUS AND METHOD OF FABRICATING THE SAME - A display apparatus includes a first substrate and a second substrate. The first substrate includes a light shielding layer including a first opening which transmits a light. The second substrate includes a shutter including a second opening which corresponds to the first opening, and a first flexible electrode part which is connected to one end of the shutter and transmits or blocks the light by moving the shutter. The first flexible electrode part includes a first flexible electrode, a second flexible electrode, and an insulation pattern. The insulation pattern insulates the first flexible electrode and the second flexible electrode from each other, and exposes upper and lower surfaces of the first flexible electrode and the second flexible electrode which are parallel to the second substrate, by covering portions of the first flexible electrode and the second flexible electrode. | 12-26-2013 |
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| 20120236385 | DISPLAY SUBSTRATE, DISPLAY APPARATUS HAVING THE SAME AND METHOD OF MANUFACTURING THE SAME - A display substrate includes a base substrate, a high reflective layer, a metal light reflective layer and a low reflective layer. The high reflective layer is on the base substrate, and includes a high refractive layer and a low refractive layer which alternate with each other. The high refractive layer has a first refractive index, and the low refractive layer has a second refractive index smaller than the first refractive index. The metal light reflective layer is between the high reflective layer and the low reflective layer, and reflects a light. The low reflective layer comprises a light absorbing layer which absorbs a light, and at least one insulating layer. Accordingly, a light utilizing efficiency and a display quality may be increased. | 09-20-2012 |
| 20120293852 | DISPLAY SUBSTRATE, METHOD OF MANUFACTURING THE SAME AND DISPLAY PANEL HAVING THE SAME - A display substrate includes a base substrate, a micro shutter, a first driving electrode, a second driving electrode, and a plurality of anchors. The micro shutter includes a flat portion having at least one opening, a main concave portion adjacent to the opening and extending in from the flat portion to a first depth, and at least one sub-concave portion extending in from a bottom surface of the main concave portion to second depth. The first driving electrode is connected to a first side of the micro shutter. The second driving electrode is connected to a second side of the micro shutter. The second side is positioned opposite to the first side. The anchors fix the first and second driving electrodes on the base substrate. | 11-22-2012 |
| 20130242228 | LIQUID CRYSTAL DISPLAY AND MANUFACTURING METHOD THEREOF - A wide viewing angle liquid crystal display includes color filters having a quantum dot and scattering particles and liquid crystal layer disposed in a microcavity, a distance between the color filter and the liquid crystal layer being sized to minimize display deterioration due to parallax. | 09-19-2013 |
| 20150068455 | METHOD OF MANUFACTURING METAL MASK AND METAL MASK FORMED THEREBY - Disclosed is a method of manufacturing a metal mask. A method of manufacturing a metal mask in accordance with an exemplary embodiment of the present invention includes forming through holes in a plate using a laser, by scanning the laser onto sequentially smaller overlapping portions of the plate. | 03-12-2015 |
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| 20100246258 | NONVOLATILE MEMORY DEVICE AND RELATED METHOD OF PROGRAMMING - A nonvolatile memory device comprises a memory cell array comprising a plurality of memory cells, a voltage generator configured to generate voltages to program the plurality of memory cells, and a control logic component configured to control the voltage generator to provide a plurality of program voltages to selected memory cells during successive iterations of a program loop. Wherein where memory cells corresponding to one logic state are judged to be program passed during a current iteration of the program loop, the control logic component controls the voltage generator such that a program voltage corresponding to the one logic state is skipped during subsequent iterations of the program loop. | 09-30-2010 |
| 20100329029 | PAGE BUFFER, NONVOLATILE SEMICONDUCTOR MEMORY DEVICE HAVING THE SAME, AND PROGRAM AND DATA VERIFICATION METHOD - A page buffer includes a sense latch, a data latch and a page buffer controller. The sense latch is connected to a bit line, and is configured to set stored data in response to a sense latch control signal, and to change the stored data in response to a signal applied to the bit line in a data verification operation. The data latch is configured to store multi-bit data to be programmed in a program operation, and to set stored data in response to a data latch control signal in the data verification operation. The page buffer controller is configured to control the bit line in accordance with the multi-bit data stored in the data latch in the program operation, and to output the sense latch control signal and the data latch control signal in accordance with the multi-bit data stored in the data latch in response to a control signal in the data verification operation. | 12-30-2010 |
| 20120033501 | NONVOLATILE MEMORY DEVICE WITH 3D MEMORY CELL ARRAY - Disclosed is a nonvolatile memory device which includes a 3D memory cell array having words lines that extend from a lowest memory cell array layer closest to a substrate to a highest memory cell array layer farthest from the substrate, a voltage generator circuit generating first and second voltage signals, and a row selecting circuit that simultaneously applies the first voltage signal to a selected word line and the second voltage signal to an unselected word line. The selected word line and the unselected word line have different resistances, yet the first voltage signal is applied to the selected word line and the second voltage signal is applied to the unselected word line with a same rising slope over a defined period of time. | 02-09-2012 |
| 20120039120 | NON-VOLATILE MEMORY DEVICE AND METHOD FOR PROGRAMMING THE DEVICE, AND MEMORY SYSTEM - A non-volatile memory device comprises a memory cell array comprising memory cells arranged in rows connected to corresponding word lines and columns connected to corresponding bit lines, a page buffer that stores a program data, a read-write circuit that programs and re-programs the program data into selected memory cells of the memory cell array and reads stored data from the programmed memory cells, and a control circuit that controls the page buffer and the read-write circuit to program the selected memory cells by loaded the program data from in page buffer and to re-program the selected memory cells by re-loaded the program data in the page buffer. | 02-16-2012 |
| 20120039130 | Nonvolatile Memory Devices, Channel Boosting Methods Thereof, Programming Methods Thereof, And Memory Systems Including The Same - Non-volatile memory device channel boosting methods in which at least two strings are connected to one bit line, the channel boosting methods including applying an initial channel voltage to channels of strings in a selected memory block, floating inhibit strings each having an un-programmed cell among the strings, and boosting channels of the floated inhibit strings. | 02-16-2012 |
| 20120300561 | MEMORY DEVICES AND PROGRAM METHODS THEREOF - Memory devices and program methods thereof, the memory devices including a memory cell array with a three-dimensional structure, a voltage generator configured to supply a pass voltage and a program voltage to the memory cell array, and a control logic configured to make the rising slope of the pass voltage variable with a program loop during a program operation. The memory device may improve a program speed by adjusting the rising slope of the pass voltage according to the program loop. | 11-29-2012 |
| 20130051146 | THREE DIMENSIONAL SEMICONDUCTOR MEMORY DEVICE - A three-dimensional (3D) semiconductor memory device comprises memory cell strings each comprising at least one selection transistor and at least one memory cell, a first pass transistor group sharing a first well region and comprising a first selection line pass transistor connected to the selection transistor and a first world line pass transistor connected to the memory cell, a second pass transistor group sharing a second well region and comprising a second selection line pass transistor connected to the selection transistor, and a controller that controls the first pass transistor group and the second pass transistor group. The controller applies selected voltages to the first and second well regions during read operation. | 02-28-2013 |
| 20130279260 | NON-VOLATILE MEMORY DEVICE AND METHOD FOR PROGRAMMING THE DEVICE, AND MEMORY SYSTEM - A non-volatile memory device comprises a memory cell array comprising memory cells arranged in rows connected to corresponding word lines and columns connected to corresponding bit lines, a page buffer that stores a program data, a read-write circuit that programs and re-programs the program data into selected memory cells of the memory cell array and reads stored data from the programmed memory cells, and a control circuit that controls the page buffer and the read-write circuit to program the selected memory cells by loaded the program data from in page buffer and to re-program the selected memory cells by re-loaded the program data in the page buffer. | 10-24-2013 |
| 20130279262 | NONVOLATILE MEMORY DEVICES, CHANNEL BOOSTING METHODS THEREOF, PROGRAMMING METHODS THEREOF, AND MEMORY SYSTEMS INCLUDING THE SAME - Non-volatile memory device channel boosting methods in which at least two strings are connected to one bit line, the channel boosting methods including applying an initial channel voltage to channels of strings in a selected memory block, floating inhibit strings each having an un-programmed cell among the strings, and boosting channels of the floated inhibit strings. | 10-24-2013 |
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| 20110272028 | ORGANIC SOLAR CELL AND METHOD OF MANUFACTURING THE SAME - An organic solar cell includes a first electrode, a second electrode facing the first electrode, and a photoactive layer disposed between the first and second electrodes. The photoactive layer includes inorganic nanostructures continually connected to one another, and a light-absorbing body filled among the inorganic nanostructures and including a soluble low molecular compound. | 11-10-2011 |
| 20110272029 | ORGANIC SOLAR CELL AND METHOD OF MAKING THE SAME - An organic solar cell including a cathode and an anode, a photoactive layer disposed between the cathode and the anode, and a buffer layer between the photoactive layer and the cathode, wherein the cathode includes a compound represented by the following Chemical Formula 1 | 11-10-2011 |
| 20110315224 | Electron Donating Polymer And Organic Solar Cell Including The Same - Disclosed is an electron-donating polymer including a repeating unit A including one repeating unit selected from a repeating unit represented by Chemical Formula 1, a repeating unit represented by Chemical Formula 2, and a combination thereof; and a repeating unit B represented by Chemical Formula 3. | 12-29-2011 |
| 20110315225 | ELECTRON-DONATING POLYMERS AND ORGANIC SOLAR CELLS INCLUDING THE SAME - An electron-donating polymer including a repeating unit A with a repeating unit represented by Chemical Formula 1 and at least one of repeating units represented by Chemical Formulae 2-4. | 12-29-2011 |
| 20120279568 | Electron Donating Polymers And Organic Solar Cells Including The Same - An electron-donating polymer may include a repeating unit A including a repeating unit according to Chemical Formula 3 and at least one selected from a repeating unit according to Chemical Formula 1, a repeating unit according to Chemical Formula 2, and a combination thereof, and a repeating unit B including a repeating unit according to Chemical Formula 4 and a repeating unit according to Chemical Formula 5. | 11-08-2012 |
| 20130061928 | ORGANIC SOLAR CELL AND METHOD OF MANUFACTURING THE SAME - According to example embodiments, an organic solar cell includes a first electrode, a second electrode on the first electrode, and a photoactive layer between the first electrode and the second electrode. The photoactive layer includes a photoactive material and an ultraviolet (UV) absorber. The ultraviolet (UV) absorber may be represented by Chemical Formula 1, disclosed herein. | 03-14-2013 |
| 20130087202 | ELECTRON DONATING POLYMER AND ORGANIC SOLAR CELL INCLUDING THE SAME - A polymer, and an organic solar cell including the polymer, include a repeating unit A represented by Chemical Formula 1, and a repeating unit B represented by Chemical Formula 2. | 04-11-2013 |
| 20140137929 | ORGANIC SOLAR CELL AND MANUFACTURING METHOD THEREOF - A solar cell includes an active layer between a first electrode and a second electrode, and a transport layer between the active layer and one of the first or second electrodes. A plurality of nanoparticles are included in at least one of the active layer or the transport layer. The nanoparticles may have the same or different shapes or sizes and may be spaced differently based on location. The nanoparticles may be made of metal or a different material and the active layer may be made from an organic photovoltaic material. | 05-22-2014 |
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| 20080291231 | IMAGE FORMING APPARATUS AND CONTROL METHOD THEREOF - An image forming apparatus, includes an image forming unit, a driver having a driving unit as a driving source of the image forming unit, a detector which detects driving information of the driving unit, and a controller which controls the driver to operate with a delay time corresponding to a difference between the detected driving information and a reference value. | 11-27-2008 |
| 20110062900 | IMAGE FORMING APPARATUS, MOTOR CONTROL APPARATUS, AND MOTOR CONTROL METHOD - An image forming apparatus includes an engine unit to perform an image forming job, an engine control unit to control operation of the engine unit, a plurality of brushless direct current (BLDC) motors to operate the engine unit, a communication interface unit to receive a digital control command for the plurality of brushless DC motors from the engine control unit, a sensor unit to sense operation information of the plurality of brushless DC motors, an operation signal unit to generate an operation signal to control the plurality of brushless DC motors, and a speed control unit to control operation of the operation signal unit according to the received digital control command and sensing result of the sensor unit. | 03-17-2011 |
| 20120007529 | Image forming apparatus, motor control apparatus and motor control method thereof - An image forming apparatus includes an engine unit used for performing an image forming job, an engine control unit which controls the operation of the engine unit, a brushless direct current (BLDC) motor which drives the engine unit, a sensor unit which senses the driving information of the BLDC motor, a communication interface unit which receives a digital control command with respect to the BLDC motor from the engine control unit, a driving signal unit which generates a driving signal to control the BLDC motor, and a digital control unit which controls the operation of the driving signal unit in a digital PLL manner, based on the received digital control command, the detected driving information and a digital gain value as a control factor with respect to the BLDC motor. | 01-12-2012 |
| 20140070740 | IMAGE FORMING APPARATUS, MOTOR CONTROL APPARATUS AND MOTOR CONTROL METHOD - An image forming apparatus includes an engine unit to perform an image forming job; an engine control unit to control the operation of the engine unit; a brushless direct current (BLDC) motor to drive the engine unit; a sensor unit to sense electric angle information and driving velocity information of the BLDC motor; a communication interface to receive a digital control command with respect to the BLDC motor from the engine control unit; a driving signal unit to generate a driving signal to control the BLDC motor; and a digital control unit to control the operation of the driving signal unit in a digital phase locked loop (PLL) manner for feedback controls the BLDC motor, based on the received digital control command, the detected electric angle information and the driving velocity information and a digital gain value as a control factor with respect to the BLDC motor. | 03-13-2014 |
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| 20080239639 | DISPLAY APPARATUS FOR DISPLAYING VIDEO INPUT THROUGH VARIOUS PORTS - A display apparatus displaying video input through various ports is provided. The display apparatus includes a board which is disposed behind a display module, wherein the board includes a universal serial bus (USB) port which receives a USB standard signal, a decoder which decodes a video signal from the USB standard signal and outputs a decoded signal, a video output unit which outputs a displayable video signal to the display module corresponding to the video signal, wherein the USB port is disposed at an edge of a first side of the board, and the video output unit is disposed at an edge of a second side which is different from the first side of the board. The video output unit receives video from an external apparatus such as a computer through a USB port in addition to a DVI port and D-SUB port, and displays the received video. Display apparatuses having additional ports than the DVI ports and D-SUB ports may be connected to a computer without requiring additional hardware. | 10-02-2008 |
| 20080303785 | DISPLAY APPARATUS AND METHOD FOR NOTIFYING USER OF STATE OF EXTERNAL DEVICE - A display apparatus for displaying the state of an external device and a method thereof are provided. According to the present invention, messages indicating the connection state, the power state and the sleep mode of the external device are displayed on a screen of the display apparatus to which a USB is applied. Therefore, the state of an external device which inputs a video signal to the display apparatus, may be shown on the screen, and thus a user can easily know the state of the external device. | 12-11-2008 |
| 20090051622 | DISPLAY CONTROL METHOD AND DISPLAY SYSTEM - A display control method and a display system using the method are provided. The display control method by which a single host device controls a plurality of display apparatuses includes generating first video data representing a first video displayed on a first display apparatus; generating second video data representing a second video displayed on a second display apparatus; determining whether a video exchange command is input so that the second video is displayed on the first display apparatus; and controlling the display apparatuses so that the first video is exchanged with the second video to display the second video on the first display apparatus, if it is determined that the video exchange command is input. Therefore, a video displayed on a display apparatus may be exchanged with another video displayed on another display apparatus, thereby increasing user convenience. | 02-26-2009 |
| 20090267927 | DISPLAY APPARATUS AND METHOD FOR SUPPLYING POWER TO DISPLAY APPARATUS - A display apparatus and a method for supplying power thereto are provided. The display apparatus includes an interface which is connected to an external device and which receives image data and input power from the external device, a display unit which displays the received image data, and a control unit which operates the display unit using the input power received through the interface. | 10-29-2009 |
| 20100110086 | DISPLAY APPARATUS AND CONTROL METHOD THEREOF - Provided are a display apparatus and a control method thereof which supports image data at differing frame rates, such as 60 Hz and 120 Hz, input from an image supply source. The display apparatus includes a first scaler which processes input image data; a second scaler which processes input image data; a display unit which displays thereon the image data processed by the first and second scalers; and a controller which selectively controls based on a frame rate of the image data to process the image data by the first scaler only, or to divide and process the image data by both the first and second scalers. | 05-06-2010 |
| 20110122048 | VIDEO WALL DISPLAY SYSTEM - A video wall system which includes a plurality of display devices, the video wall display system including a plurality of display devices, and each of the display devices including: a pair of input and output connectors comprising an input connector connected to a first neighboring display device among the plurality of display devices to input an image signal from the first neighboring display device, and an output connector connected to a second neighboring display device to output the input image signal; a signal processor which processes the input image signal; and a display which displays an image based on the processed image signal. | 05-26-2011 |
| 20120307143 | DISPLAY APPARATUS FOR DISPLAYING VIDEO INPUT THROUGH VARIOUS PORTS - A display apparatus displaying video input through various ports is provided. The display apparatus includes a board which is disposed behind a display module, wherein the board includes a universal serial bus (USB) port which receives a USB standard signal, a decoder which decodes a video signal from the USB standard signal and outputs a decoded signal, a video output unit which outputs a displayable video signal to the display module corresponding to the video signal, wherein the USB port is disposed at an edge of a first side of the board, and the video output unit is disposed at an edge of a second side of the board which is different from the first side of the board. | 12-06-2012 |
| 20140028722 | DISPLAY APPARATUS AND CONTROL METHOD THEREOF - Provided are a display apparatus and a control method thereof which supports image data at differing frame rates, such as 60 Hz and 120 Hz, input from an image supply source. The display apparatus includes a first scaler which processes input image data; a second scaler which processes input image data; a display unit which displays thereon the image data processed by the first and second scalers; and a controller which selectively controls based on a frame rate of the image data to process the image data by the first scaler only, or to divide and process the image data by both the first and second scalers. | 01-30-2014 |
| 20140211101 | DISPLAY APPARATUS FOR DISPLAYING VIDEO INPUT THROUGH VARIOUS PORTS - A display apparatus displaying video input through various ports is provided. The display apparatus includes a board which is disposed behind a display module, wherein the board includes a universal serial bus (USB) port which receives a USB standard signal, a decoder which decodes a video signal from the USB standard signal and outputs a decoded signal, a video output unit which outputs a displayable video signal to the display module corresponding to the video signal, wherein the USB port is disposed at an edge of a first side of the board, and the video output unit is disposed at an edge of a second side which is different from the first side of the board. The video output unit receives video from an external apparatus such as a computer through a USB port in addition to a DVI port and D-SUB port, and displays the received video. Display apparatuses having additional ports than the DVI ports and D-SUB ports may be connected to a computer without requiring additional hardware. | 07-31-2014 |
