Patent application number | Description | Published |
20080213549 | PHOTORESIST COMPOSITION, COATING METHOD THEREOF, METHOD OF FORMING ORGANIC FILM PATTERN USING THE SAME AND DISPLAY DEVICE FABRICATED THEREBY - Disclosed herein is a photoresist composition suitable for coating onto a large substrate and having improved coating uniformity to prevent occurrence of stains, a coating method thereof, a method of forming an organic film pattern using the same, and a display device fabricated thereby. The present invention thus provides a photoresist composition comprising a polymeric resin with an incorporated polysiloxane resin, a photosensitive compound, and an organic solvent. Accordingly, the photoresist composition can be coated onto a large substrate by a spinless coating method, and thereby coating uniformity can be improved, the occurrence of stains such as cumulous stains and resin streaks can be prevented, and the coating rate and quality of a final product prepared using the photoresist composition can also thereby be enhanced. | 09-04-2008 |
20080231671 | INK-JET IMAGE FORMING APPARATUS AND INK SUPPLY DEVICE THEREOF - An image forming apparatus is configured to include an ink supply device with an ink flow path to a print head to eject ink toward a printing medium and a flow regulating valve for the ink flow path. The flow regulating valve to perform opening/closing operations according to at least the ejection amount of ink from a print head. The ink supply device includes a body, which has an ink discharge path coupled to the print head, a first chamber coupled to the ink discharge path, an ink introduction path coupled to the ink tank, a second chamber coupled to the ink introduction path, and a connecting path to coupled the first and second chambers to each other. The flow regulating valve is configured to open or close the connecting path, and a valve drive unit is configured to operate the flow regulating valve. | 09-25-2008 |
20080297440 | DISPLAY DEVICE AND DRIVING METHOD THEREOF - The display device includes a display panel which includes a plurality of pixels, a gate driver which sequentially applies gate-on voltages to the plurality of pixels for a first period and a data driver which generates data voltages for at least two pixels of the plurality of pixels for the first period, and supplies the data voltages to the two pixels of the plurality of pixels, respectively, wherein an application order of the data voltages applied to the at least two pixels of the plurality of pixels is reversed in two adjacent frames. | 12-04-2008 |
20080297546 | INK JET IMAGE FORMING APPARATUS - An ink jet image forming apparatus, which is improved in a structure of an ink supply device so as to minimize an influence due to a pressure loss generated in an ink flow passage, is provided. The ink jet image forming apparatus includes a print head to eject an ink to a printing medium, an ink tank to store the ink, an ink circulation passage through which the ink circulates between the ink tank and the print head, a pressure controller which has an ink storage unit communicating with the ink circulation passage and an air storage unit communicating with external air, a valve mounted in the ink circulation passage between the ink tank and the pressure controller, a pump mounted in the ink circulation passage and pumps the ink, and a control unit to control operations of the valve and the pump. | 12-04-2008 |
20090021610 | APPARATUS AND METHOD FOR CONTROLLING NOISE CAUSED BY VIBRATION IN CAMERA MODULE FOR MOBILE DEVICE - An apparatus and method for controlling noise caused by vibration in a camera module for a mobile device are provided. The method includes transmitting a vibration signal sensed by a vibration sensor to a Choice Coil Motor (VCM) driver based on the vibration signal, applying, by the VCM driver, a reverse bias to a VCM upon receiving, by the VCM driver, the vibration signal from the vibration sensor, and exerting, by the VCM to which the reverse bias is applied, an electromagnetic force in a reverse direction in order to fix and halt an actuator. | 01-22-2009 |
20090058807 | MOUSE POINTER FUNCTION EXECUTION APPARATUS AND METHOD IN PORTABLE TERMINAL EQUIPPED WITH CAMERA - An apparatus and a method for executing a mouse pointer function in a portable terminal equipped with a camera are disclosed. The method includes: capturing an external image signal by a camera module; sampling the external image signal and converting a sampled image signal into image data; mapping a group of pixels of the image data generated by the sampling to a group of pixels of an image sensor for each unit pixel on a one-to-one basis; detecting coordinate values of image data including a point light source in the group of the mapped pixels; determining if a point light source is actually included in the detected coordinate values of the image data; and displaying the detected coordinate values of the image data determined to include the point light source on a screen. | 03-05-2009 |
20090060426 | OPTICAL MODULE - An optical module having a second connector unit mounted on the bottom of a first connector unit to reduce the size of the radiation member and the optical module. The optical module includes a first connector unit, a radiation member provided on a first side of the first connector unit to support the first connector unit and radiate heat, a second connector provided on the first connector unit to electrically connect the first connector unit to a PCB, and a fastening member provided on surfaces of the first and second connector units, which face each other, to fasten the first and second connectors to each other. The optical module is advantageous reduces the size of the radiation member and renders a more compact optical module. | 03-05-2009 |
20090066649 | MOUSE POINTER FUNCTION EXECUTION APPARATUS AND METHOD IN PORTABLE TERMINAL EQUIPPED WITH CAMERA - Disclosed is an apparatus and a method for executing a mouse pointer function in a portable terminal equipped with a camera. The method includes: capturing an external image signal by a camera module; sampling the external image signal and converting a sampled image signal into image data; mapping a group of pixels of the image data generated by the sampling to a group of pixels of an image sensor for each unit pixel on a one-to-one basis; detecting coordinate values of all image data including a point light source in the group of the mapped pixels; determining if a point light source is actually included in all of the image data including the point light source; and activating the detected coordinate values of all of the image data including the point light source and displaying the activated coordinate values on a screen. | 03-12-2009 |
20090109267 | INK-JET IMAGE FORMING APPARATUS AND METHOD OF CONTROLLING INK FLOW - An ink-jet image forming apparatus. The ink-jet image forming apparatus includes a print head having a plurality of nozzles to eject ink, an ink tank to store the ink, an ink supply passage to supply the ink in the ink tank to the print head, an ink return passage to return the ink in the print head to the ink tank, a regulator mounted in the ink supply passage to regulate ink flow supplied to the print head, a shut-off valve mounted in the ink supply passage, between the ink tank and the regulator, to intercept ink flow supplied to the regulator, and an ink pump mounted in the ink return passage to forcedly flow the ink in the ink return passage. The ink pump is configured to be driven in forward and reverse directions so as to change an ink flow direction. Since the shut-off valve intercepts forcedly the ink flow in the ink supply passage, the ink in the ink tank is prevented from flowing abnormally to the print head and leaking from the print head. | 04-30-2009 |
20090122229 | Light guiding and dispersing plate and display device having the same - A monolithic light guiding and dispersing plate is provided in a backlighted display panel for receiving input light from one or more edge sources and for guiding the received light throughout the plate for substantially uniform reflection upwardly and substantially uniform dispersal toward an image forming plane located above the light guiding and dispersing plate. In one embodiment, the light guiding and dispersing plate has a light receiving surface upon which the light generated by an edge light source is incident, a top major surface which is adjacent to the light receiving surface and on which a plurality of first protrusions are formed and elongated in a first direction, wherein the first protrusions have cross-sections in the shapes of partial ellipses. The plate further has a bottom major surface in which light reflecting recesses are defined to reflect light upwardly towards the top major surface. | 05-14-2009 |
20090184910 | CIRCUIT BOARD AND DISPLAY DEVICE INCLUDING THE SAME - One or more embodiments of the present disclosure relate to a circuit board having a substrate and a plurality of differential signal lines formed on the substrate and transmitting differential signals. The differential signal lines include a first signal line and a second signal line. The first signal line and the second signal line extend along at least two paths that are parallel to each other. The paths of the first signal line and the second signal line switch at path change portions, and the path change portions of neighboring differential signal lines are positioned at different distances away from an edge of the circuit board along the length direction of the differential signal line. | 07-23-2009 |
20090267976 | INKJET IMAGE FORMING APPARATUS AND METHOD OF CONTROLLING INK FLOW - An inkjet image forming apparatus includes a print head, an ink tank to store ink, an ink feeding path to feed the ink from the ink tank to the print head, a filter disposed on the ink feeding path, and a press unit disposed on the ink feeding path between the filter and the print head, to press the ink present in the ink feeding path toward the ink tank. The press unit repeats a first operation to press the ink in the ink feeding path toward the ink tank, and a second operation to suck the ink in the ink feeding path. | 10-29-2009 |
20090268484 | BACKLIGHT ASSEMBLY AND DISPLAY DEVICE HAVING THE SAME - Provided are a backlight assembly and a display device having the same. The backlight assembly includes a light source unit which generates light; and a light guide plate which comprises an incident light surface through which the light from the light source unit enters the light guide plate, an upper surface joined to the incident light surface and that includes a prism pattern, and a lower surface opposing the upper surface and formed with a plurality of concave portions. A diffusing pattern is formed on one of the upper surface and the lower surface. | 10-29-2009 |
20100038648 | THIN FILM TRANSISTOR ARRAY PANEL AND METHOD OF MANUFACTURING THE SAME - A thin film transistor array panel including a substrate; a display area signal line; a display area thin film transistor; a peripheral area signal line; a black matrix disposed on the display area signal line, the display area thin film transistor, and the peripheral area signal line, the black matrix including a first and a second contact holes exposing the peripheral area signal line; a protrusion member disposed on the peripheral area signal line, the protrusion member overlapping the peripheral area signal line; a transparent connector disposed on the black matrix and within the peripheral area, wherein the transparent connector contacts the peripheral area signal line through at least one of the first and the second contact holes and includes a protrusion within at least one of the first and the second contact holes which corresponds to the protrusion member; and a pixel electrode. | 02-18-2010 |
20100082789 | IP ADDRESS ASSIGNMENT METHOD AND APPARATUS FOR PROVIDING IP SERVICE IN A ZIGBEE NETWORK SYSTEM - A ZIGBEE® network system and a method for assigning an Internet Protocol (IP) address in a ZIGBEE® network system are provided. The ZIGBEE® network system includes a client device for joining a ZIGBEE® network and being assigned an IP address used for transmitting and receiving data; a server device for assigning the IP address to the client device; and a ZIGBEE® coordinator for forming the ZIGBEE® network, storing server profile information for each server device that has joined the formed ZIGBEE® network, receiving client profile information for the client device from the client device, and determining a server device that will assign an IP address to the client device, using the received client profile information. | 04-01-2010 |
20100084658 | DISPLAY SUBSTRATE AND METHOD OF MANUFACTURING THE SAME - A display substrate having a low-resistance metallic layer and a method of manufacturing the display substrate. The gate conductors are extended in a first direction. The source conductors are extended in a second direction crossing the first direction including a lower layer of molybdenum or a molybdenum alloy, and an upper layer of aluminum or an aluminum alloy. The pixel areas are defined by the gate conductors and the source conductors. A switching element is formed in each of the pixel areas and includes a gate electrode extended from the gate conductor and a source electrode extended from the source conductor. The pixel electrode includes a transparent conductive material, and is electrically connected to a drain electrode of the switching element. | 04-08-2010 |
20100098145 | APPARATUS AND METHOD FOR CHANNEL ESTIMATION IN MOBILE COMMUNICATION SYSTEM - An apparatus and method for reducing power consumption of a receiver of a mobile communication system are provided. The apparatus includes an adaptive multi-tap segment channel estimator for determining a segment size according to a delay spread value for each channel tap, for determining a channel estimation frequency by determining a sum of segment block energy, and for allocating each segment to the channel estimator. | 04-22-2010 |
20100140621 | LIGHT BLOCKING MEMBER HAVING VARIABE TRANSMITTANCE, DISPLAY PANEL INCLUDING THE SAME, AND MANUFACTURING METHOD THEREOF - A light blocking member having variable transmittance, a display panel including the same, and a manufacturing method thereof. A light blocking member having a variable transmittance according to one exemplary embodiment includes a polymerizable compound, a binder, and a thermochromic material that exhibits a black color at a temperature below a threshold temperature and becomes transparent at a temperature above the threshold temperature. | 06-10-2010 |
20100142220 | DISPLAY APPARATUS - A display apparatus includes a display panel which displays images, a light source unit which generates and emits a light, a reflective sheet disposed below the display panel, and a plate disposed between the reflective sheet and the display panel. The reflective sheet includes a light diffusion pattern provided on an upper surface thereof facing the display panel, which diffusely reflects the light, to guide the light provided from the light source unit toward the display panel. The plate is spaced apart from the reflective sheet by a predetermined distance and includes a plurality of prisms provided on a lower surface thereof facing the reflective sheet to selectively reflect and transmit the light, which is provided from both the light source unit and the reflective sheet, according to an incident angle of the light. | 06-10-2010 |
20100165244 | LIQUID CRYSTAL DISPLAY AND FABRICATING METHOD THEREOF - A liquid crystal display and a fabricating method thereof are provided. The liquid crystal display includes a light guide plate (LGP) guiding light, a light source that is disposed at one side of the LGP, a bottom receiving container including a bottom plate disposed below the LGP and the light source and a cover that covers the light source and is integrally formed with the bottom surface, a reflective sheet member laminated inside the cover facing the light source, a reflective sheet positioned on the bottom plate, a liquid crystal panel receiving the light from the light source and displaying an image, and a top receiving container including a top plate having a window to expose the liquid crystal panel outside, and a first sidewall portion extending along the boundary of the top plate. | 07-01-2010 |
20100171789 | NOZZLE CAPPING DEVICE OF INKJET PRINTER - Provided is a nozzle capping device of an inkjet printer including a cap covering a nozzle chip of an inkjet head, and a humidity supply unit supplying humidity to an inner space formed by the cap covering the nozzle chip and the inkjet head. | 07-08-2010 |
20100171802 | INK CARTRIDGE AND INK CIRCULATION SYSTEM - An ink cartridge easily attached to and removed from an inkjet printer and an ink circulation system of the inkjet printer. The ink cartridge includes a plurality of print heads ejecting ink, an ink channel unit supplying ink to the plurality of print heads, at least one filter unit filtering ink supplied to the ink channel unit, and at least one septum unit connecting the ink channel unit, at least one filter unit, and the inkjet printer. The ink circulation system includes the ink cartridge, an ink tank storing ink to be supplied to the ink cartridge, at least one 3-way valve interposed between the ink cartridge and the ink tank to selectively control channel circulation and priming circulation, the channel circulation circulating ink in the ink channel unit and the priming circulation circulating ink in the at least one filter unit, and an ink pump interposed between the at least one 3-way valve and the ink tank for providing driving power for circulating ink. | 07-08-2010 |
20100201669 | DISPLAY APPARATUS AND METHOD THEREOF - A display apparatus includes a voltage generator, a display panel and a panel driving part. The voltage generator includes an operation amplifier including a first input terminal electrically connected to a reference voltage receiving terminal, a second input terminal receiving a feedback common voltage and an output terminal outputting a common voltage generated by comparing a reference voltage received at the reference voltage receiving terminal and the feedback common voltage and a first resistor electrically connected between the second input terminal and the output terminal. The display panel includes a dummy line electrically connected in series between a first connection line and a second connection line, and the dummy line provides the feedback common voltage to the second input terminal through the first connection line. The panel driving part drives the display panel. | 08-12-2010 |
20100231531 | TOUCH PANEL DEVICE - Embodiments of the present invention relate to a touch panel device. A touch panel device according to an exemplary embodiment of the present invention includes a touch panel and a touch panel controller for controlling the touch panel, wherein the touch panel includes a lower electrode layer, a solid insulating layer disposed on the lower electrode layer, a fluent insulating layer disposed on the solid insulating layer, and an upper electrode layer disposed on the fluent insulating layer. | 09-16-2010 |
20110027036 | BOSS ENGAGING APPARATUS FOR PORTABLE COMMUNICATION DEVICE - A boss engaging apparatus for a portable communication device, the boss engaging apparatus including first and second boss housings formed in front and rear cases of the portable communication device, respectively, a screw engaging portion formed in the first boss housing, a screw tap provided in the second boss housing, and a screw-in portion formed in the screw engaging portion to protrude in an opposite direction to a direction of screw engagement and deformed in the direction of the screw engagement as contacting the screw during the screw engagement. | 02-03-2011 |
20110050624 | TOUCH PANEL HAVING REDUCED NUMBER OF INTERCONNECTS AND TOUCH INPUT/OUTPUT APPARATUS HAVING THE SAME - A touch panel includes first and second normally spaced apart substrates. The first substrate includes first spaced apart touch electrodes extended in a first direction and each having a first width (W | 03-03-2011 |
20110059775 | METHOD FOR PROVIDING USER INTERFACE IN PORTABLE TERMINAL - A method for providing a UI in a portable terminal shows background images corresponding to physical states, such as the temperature, or of a physical layout of buildings, roads, etc. The method for providing a UI in a portable terminal, includes: collecting environmental information around the portable terminal; extracting an image set corresponding to the collected environmental information, and image change information; sensing a tilted state of the portable terminal; and changing and displaying the extracted image according to the sensed tilted state of the portable and the extracted image change information. | 03-10-2011 |
20110128165 | KEYPAD FOR ELECTRONIC DEVICE AND METHOD FOR MANUFACTURING THE KEYPAD - A keypad for an electronic device having metallic texture has rigidity and elasticity equivalent to those of stainless steel. The keypad is manufactured and includes a metal alloy board, a keypad body manufactured by primarily thermal-treating the metal alloy board to a rigidity enough to be molded and molding the primarily thermal-treated metal alloy board with a press, a button portion formed by secondarily thermal-treating the keypad body to cure the keypad body and etching the secondarily thermal-treated keypad body by means of etching processing, and urethane rubber and a silicon pad attached to a back surface of the keypad body which has undergone anodizing processing and various colorations. | 06-02-2011 |
20110141045 | MOBILE TERMINAL HAVING MULTIPLE TOUCH PANELS AND OPERATION METHOD FOR THE SAME - A mobile terminal having multiple touch panels and a touch panel operating method for the same are provided. A single touch controller is employed to control multiple touch panels. The mobile terminal includes a first touch panel disposed at one side and comprising at least one touch sensor, a second touch panel disposed at another side and comprising at least one touch sensor, and a touch controller having a plurality of ports, wherein at least one of the plurality of ports is connected to a touch sensor in the first touch panel and at least one of the plurality of ports other than the port connected to the first touch panel is connected to a touch sensor in the second touch panel, and wherein the touch controller conducts scanning on the first touch panel and second touch panel to recognize a touch. | 06-16-2011 |
20110280430 | RESONANCE DEVICE FOR SPEAKER - A resonance device for a speaker is provided. The device includes a speaker unit and a resonance unit. The speaker unit outputs a sound corresponding to a signal. The resonance unit is fixed to the speaker unit to provide a space for allowing a sound to resonate. The resonance unit is flexible, and the space for allowing a sound to resonate is variable. | 11-17-2011 |
20120003796 | DISPLAY SUBSTRATE, METHOD OF MANUFACTURING THE SAME AND DISPLAY PANEL HAVING THE SAME - An improved display substrate is provided to reduce surface defects on insulating layers of organic thin film transistors. Related methods of manufacture are also provided. In one example, a display substrate includes a base, a plurality of data lines, a plurality of gate lines, a pixel defined by the data lines and the gate lines, an organic thin film transistor, and a pixel electrode. The data lines are on the base and are oriented in a first direction. The gate lines are oriented in a second direction that crosses the first direction. The organic thin film transistor includes a source electrode electrically connected to one of the data lines, a gate electrode electrically connected to one of the gate lines, and an organic semiconductor layer. The pixel electrode is disposed in the pixel and electrically connected to the organic thin film transistor. The pixel electrode comprises a transparent oxynitride. | 01-05-2012 |
20120028581 | PORTABLE TERMINAL FOR HAVING DETACHABLE BLUETOOTH HEADSET - A portable terminal with a detachable BLUETOOTH headset is provided. The terminal includes the BLUETOOTH headset installed detachably in the portable terminal, a receiver module and a microphone module installed in the BLUETOOTH headset and used for phone call, an electrical connection means for, when the BLUETOOTH headset is installed in the portable terminal, electrically connecting the BLUETOOTH headset with the portable terminal, and a controller for detecting an installation or non-installation of the BLUETOOTH headset and for performing a corresponding operation. When the BLUETOOTH headset is installed in the portable terminal, the receiver module of the BLUETOOTH headset is used as a receiver module for the portable terminal. | 02-02-2012 |
20120139339 | POWER SUPPLY APPARATUS AND METHOD TO CONTROL THE SAME - A power supply apparatus includes a converter to convert AC power into DC power, an SMPS to convert the DC power into DC powers desired by loads, a capacitor to interconnect the converter and the SMPS, a PTC element connected to the converter, a first switch connected in parallel with the PTC element, and a second switch connected in series with the first switch. The method includes turning on the second switch to start charging of the capacitor, turning on the first switch to charge the capacitor to a target voltage level, and turning off both the first switch and second switch if a voltage across the capacitor rises over the target voltage level, to discharge the voltage across the capacitor so as to lower the voltage across the capacitor to the target voltage level or lower. | 06-07-2012 |
20120169175 | Motor, manufacturing method for the same and washing machine - A motor includes a ring-shaped stator, and a rotor to be rotated via electromagnetic interaction with the stator. The stator includes core plates stacked one above another. Each core plate includes an arc-shaped body and a plurality of teeth connected to the body, on which a coil is wound. The body of the core plate includes at least one bending inducer incised in a circumferential direction of the body. | 07-05-2012 |
20120322182 | LIGHT BLOCKING MEMBER HAVING VARIABLE TRANSMITTANCE, DISPLAY PANEL INCLUDING THE SAME, AND MANUFACTURING METHOD THEREOF - A light blocking member having variable transmittance, a display panel including the same, and a manufacturing method thereof. A light blocking member having a variable transmittance according to one exemplary embodiment includes a polymerizable compound, a binder, and a thermochromic material that exhibits a black color at a temperature below a threshold temperature and becomes transparent at a temperature above the threshold temperature. | 12-20-2012 |
20140016968 | APPARATUS FOR AND METHOD OF FORMING IMAGE - An apparatus for and method of forming images. The apparatus includes a photosensitive member, a charging member configured to electrify a surface of the photosensitive member to a predetermined electric potential, an exposure member configured to form an electrostatic latent image on the electrified surface of the photosensitive member, and a developing member configured to develop a toner image on the surface of the photosensitive member on which the electrostatic latent image is formed. The developing member converts a toner disposed near the photosensitive member into a cloud state using ultrasonic oscillation and adheres the cloud-state toner to the electrostatic latent image due to a bias voltage applied between the developing member and the photosensitive member. | 01-16-2014 |
20140132141 | REFRIGERATOR AND LOWER HINGE MODULE OF THE SAME - A refrigerator, with respect to the refrigerator having a plurality of doors to open/close a storage compartment, capable of adjusting the height of the plurality of doors as to adjust the height difference that occurs between the plurality of doors. A lower hinge module of the refrigerator includes a hinge shaft being inserted into a lower portion of the door, a worm wheel coupled to the hinge shaft so as to be ascended/descended while supporting the weight of the door, and a worm engaged with the worm wheel to rotate the worm wheel. | 05-15-2014 |
20140372920 | METHOD FOR PROVIDING USER INTERFACE IN PORTABLE TERMINAL - A method for providing a UI in a portable terminal shows background images corresponding to physical states, such as the temperature, or of a physical layout of buildings, roads, etc. The method for providing a UI in a portable terminal, includes: collecting environmental information around the portable terminal; extracting an image set corresponding to the collected environmental information, and image change information; sensing a tilted state of the portable terminal; and changing and displaying the extracted image according to the sensed tilted state of the portable and the extracted image change information. | 12-18-2014 |