Patent application number | Description | Published |
20080239214 | DISPLAY DEVICE AND MANUFACTURING METHOD OF THE SAME - A display device includes a first substrate including pixels and sensing electrodes corresponding with the pixels, and a second substrate facing the first substrate. The second substrate includes an organic layer with a black matrix dividing the pixels and a sensing spacer opposite to the sensing electrode. The organic layer including the black matrix and the sensing spacer may be formed in a single process using organic photoresist material. A mask includes a light-intercepting pattern including slits to block a portion of ultraviolet light emitted towards a photoresist layer to form the black matrix. The mask also includes a pattern to block ultraviolet light in a region corresponding to the sensing spacer if a negative type photoresist material is used, or the mask does not block ultraviolet light in the region corresponding to the sensing spacer if a positive type photoresist material is used. | 10-02-2008 |
20090027607 | LIQUID CRYSTAL DISPLAY AND METHOD OF PRODUCING SAME - A method of producing a liquid crystal display includes forming a plurality of black matrices on an insulating substrate to define first, second and third pixel regions, forming a color filter layer on the black matrices and on an exposed portion of the insulating substrate on which the black matrices are not formed, forming an organic layer for forming an upper spacer on the color filter layer, and forming a first color filter pattern on a first pixel region, lower spacers on the black matrices, and upper spacers on the lower spacers by at least substantially simultaneously patterning the color filter layer and the organic layer for forming an upper spacer. | 01-29-2009 |
20090167973 | THIN FILM TRANSISTOR ARRAY PANEL AND METHOD FOR MANUFACTURING THE SAME, AND LIQUID CRYSTAL DISPLAY - An embodiment of the present invention relates to a thin film transistor array panel, which includes a substrate, a plurality of first thin film transistors formed on the substrate, a plurality of pixel electrodes connected to the first thin film transistors, a plurality of color filters formed under or on the pixel electrodes and displaying various colors, and a plurality of protecting members formed on the first thin film transistors, wherein the protecting members have substantially the same color. | 07-02-2009 |
20090231304 | DISPLAY PANEL AND METHOD OF MANUFACTURING THE SAME - Provided are a touch screen-embedded liquid crystal display panel and a method of manufacturing the same in accordance with one or more embodiments. The touch screen-embedded liquid crystal display panel may include, for example, a transparent first substrate; a second substrate which faces the first substrate; a conductive spacer and a cell-gap spacer which are formed on the first substrate; and a common electrode which is formed on the second substrate and has an aperture in a region that contacts the cell-gap spacer on the first substrate. | 09-17-2009 |
20090256984 | DISPLAY SUBSTRATE, METHOD FOR MANUFACTURING THE SAME AND DISPLAY APPARATUS HAVING THE SAME - A display substrate includes a base substrate, a signal line, a thin-film transistor (“TFT”), a pixel electrode, a color filter and a light-blocking part. The signal line and the TFT are formed on the base substrate. The TFT is electrically connected to the signal line. The pixel electrode is formed in a unit pixel area of the base substrate and is electrically connected to the TFT. The color filter is formed in the unit pixel area. The light-blocking part includes an organic pattern formed on the base substrate and a light-blocking pattern formed on the organic pattern. The organic pattern covers the TFT and is formed along a longitudinal axis of the signal line to define at least a portion of a periphery of the color filter. A size and a shape of the light-blocking pattern are substantially the same as a size and a shape of the organic pattern. | 10-15-2009 |
20090261333 | DISPLAY SUBSTRATE AND METHOD OF MANUFACTURING THE SAME - A display substrate includes a signal line, a thin-film transistor (“TFT”), a key pattern, a light-blocking pattern, a color filter, a pixel electrode and an alignment key. The signal line and the key pattern are formed on a substrate. The TFT is electrically connected to the signal line. The light-blocking pattern is formed on the substrate and covers the signal line, the TFT and the key pattern. The color filter is formed in a unit pixel area of the substrate. The pixel electrode is formed on the color filter and is electrically connected to the TFT. The alignment key is formed on the light-blocking pattern, and a position of the alignment key on the substrate corresponds to a position of the key pattern on the substrate. | 10-22-2009 |
20100045907 | LIQUID CRYSTAL DISPLAY AND METHOD FOR MANUFACTURING THE SAME - A manufacturing method of an LCD includes forming an align key including metal on a first substrate, coating a light blocking layer overlapping the align key, transmitting an infrared ray thought the light blocking layer on the align key, recognizing the align key by the transmitting the infrared ray to align key and the light blocking layer, and forming a light blocking member by exposing and developing the light blocking layer | 02-25-2010 |
20100065850 | ARRAY SUBSTRATE AND METHOD OF MANUFACTURING THE SAME - An array substrate includes a substrate including a display area and a peripheral area surrounding the display area, a transistor layer formed in the display area of the substrate and electrically connected to a gate line and a data line, a color filter formed in a pixel region on the transistor layer, a first light blocking member disposed between adjacent color filters, a first transparent member formed on the first light blocking member to cover the first light blocking member, a first color pattern formed in a peripheral area of the substrate and including substantially the same material as the color filter, and a second transparent member including substantially the same material as the first transparent member. The second transparent member is disposed in the peripheral area of the substrate to cover the first color pattern. | 03-18-2010 |
20100079710 | DISPLAY SUBSTRATE AND A METHOD OF MANUFACTURING THE SAME - A display substrate includes a transistor layer, a plurality of color filters, a first blocking member, a supporting member, a circuit part, a second blocking member and a protruding member. The first blocking member is disposed between different color filters. The supporting member maintains a distance between a base substrate and a substrate facing the base substrate. A circuit part is disposed in a peripheral area surrounding a display area, and the circuit part includes a metal pattern and a contact electrode in contact with the metal pattern. The second blocking member includes substantially the same material as the first blocking member and the second blocking member covers the circuit part. The protruding member includes substantially the same material as the second blocking member, and is integrally formed with the second blocking member. | 04-01-2010 |
20100118236 | DISPLAY DEVICE AND METHOD FOR MANUFACTURING THE SAME - The present invention relates to a display device and a method for manufacturing the display device. The display device includes at least one partition formed on a lower display panel. A color filter may fill a region defined by the partitions. A first upper passivation layer is formed on the color filter, and a second upper passivation layer is formed on the first upper passivation layer and the partitions such that the LCD structure is planarized. In the display device, the height of the partition is sufficiently high to prevent mixing of the colors of neighboring pixel filters, and the process margin of the spacer and the light blocking member may be ensured. The partitions can be formed with multiple layers having different widths such that the mixture of colors between the neighboring pixels may be prevented, and the color reproducibility may be increased. | 05-13-2010 |
20110122357 | LIQUID CRYSTAL DISPLAY - An exemplary embodiment of the present invention relates to a liquid crystal display having a display area and a non-display area which includes a first substrate and a second substrate facing the first substrate, a layer having a first opening, a spacer disposed in the first opening, and a first light blocking member disposed in the non-display area. The spacer is disposed in the first opening to maintain an interval between the first substrate and the second substrate. The spacer and the first light blocking member include the same material. | 05-26-2011 |
20110187631 | LIQUID CRYSTAL DISPLAY - A liquid crystal display includes a first insulation substrate, a plurality of gate lines and a plurality of data lines disposed on the first insulation substrate, a plurality of thin film transistors connected to the plurality of gate lines and the plurality of data lines, a plurality of pixel electrodes connected to the plurality of thin film transistors, a second insulation substrate disposed substantially opposite to the first insulation substrate; a plurality of column spacers disposed between the first and second insulation substrates and which supports the first and second insulation substrates, a light blocking member disposed on the first insulation substrate and including a sheet portion which includes an opening, a height controlling member disposed at the opening of the sheet portion of the light blocking member, where the plurality of column spacers is disposed on the height controlling member or the light blocking member. | 08-04-2011 |
20110222014 | LIQUID CRYSTAL DISPLAY - A liquid crystal display includes a first substrate and a second substrate facing each other, a first spacer and a second spacer on the first substrate and have different heights, and a liquid crystal layer between the first substrate and the second substrate and including a plurality of a liquid crystal molecule. The first spacer and the second spacer include a photosensitive material defining a maximum height of a spacer with respect to a predetermined a cross-section width dimension of the spacer, and heights less than the maximum height with respect to cross-section width dimensions larger than the predetermined cross-section width dimension. The first spacer and the second spacer can include a black pigment. | 09-15-2011 |
20120038867 | DISPLAY SUBSTRATE, DISPLAY DEVICE INCLUDING THE SAME, AND METHOD OF MANUFACTURING THE DISPLAY SUBSTRATE - A display substrate includes a substrate on which a first pixel area including a first light-blocking region, and a second pixel area adjacent to the first pixel area and including a second light-blocking region are defined, an insulating layer in the first and second light-blocking regions, a black matrix pattern layer on the insulating layer, a first column spacer in the first light-blocking region and protruding from the black matrix pattern layer, and a second column spacer in the second light-blocking region and protruding from the black matrix pattern layer. A height of a top surface of the first column spacer is different from a height of a top surface of the second column spacer, where the heights are taken with respect to the substrate. | 02-16-2012 |
20120086895 | Display substrate and display device including the same - A liquid crystal display device with improved display quality is provided. The liquid crystal display device includes a signal line formed on a first substrate to extend generally in a first direction, a color filter at least partially overlapping the signal line, a black matrix pattern separated from the color filters by a separation region, and a column spacer pattern formed on the separation region. | 04-12-2012 |
20120153862 | APPARATUS OF DRIVING LIGHT EMITTING DIODE USING ERASABLE PROGRAMMABLE LOGIC DEVICE CHIP - Provided is an apparatus that drives a light emitting device using an erasable programmable logic device (EPLD) chip. The apparatus may include the light emitting device, and a driving unit to use the EPLD chip storing programming information corresponding to the light emitting device, and to drive the light emitting device based on the stored programming information. The EPLD chip may receive the programming information inputted from an external terminal, and may store the programming information in a predetermined storage space. | 06-21-2012 |
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 |
20120249937 | DISPLAY DEVICE AND METHOD FOR MANUFACTURING THE SAME - The present invention relates to a display device and a method for manufacturing the display device. The display device includes at least one partition formed on a lower display panel. A color filter may fill a region defined by the partitions. A first upper passivation layer is formed on the color filter, and a second upper passivation layer is formed on the first upper passivation layer and the partitions such that the LCD structure is planarized. In the display device, the height of the partition is sufficiently high to prevent mixing of the colors of neighboring pixel filters, and the process margin of the spacer and the light blocking member may be ensured. The partitions can be formed with multiple layers having different widths such that the mixture of colors between the neighboring pixels may be prevented, and the color reproducibility may be increased. | 10-04-2012 |
20120319598 | APPARATUS FOR AND METHOD OF CONTROLLING DIMMING OF STREET LAMP - A dimming controlling apparatus including: a lighting driving unit for driving a lighting appliance; a power supply unit for supplying power required to drive the lighting appliance; a storage unit for storing a plurality of dimming profiles including time zones for driving the lighting appliance and dimming levels in accordance to the time zones; and a controller for controlling the lighting driving unit and the power supply unit by using the dimming profiles. An operating time of the lighting appliance is divided into a plurality of time zones, and dimming profiles are generated to include an intensity of illumination for driving the lighting appliance in each of the plurality of time zones and each of the time zones. | 12-20-2012 |
20130009176 | DISPLAY SUBSTRATE AND METHOD FOR MANUFACTURING THE SAME - A display substrate includes a base substrate, color filter layers, a bottom supporting layer and a light-blocking and maintaining element. The base substrate includes a gate line, a data line crossing the gate line, and a switching element on the base substrate. The color filter layers are adjacent to each other on the base substrate. The bottom supporting layer is between the color filter layers adjacent to each other and on the base substrate. The light-blocking and maintaining element is between the color filter layers adjacent to each other, and on the bottom supporting layer. The light-blocking and maintaining element includes a light blocking portion, and a maintaining portion which overlaps the bottom supporting layer and protrudes from the light blocking portion. | 01-10-2013 |
20130077284 | DISPLAY APPARATUS INCLUDING RECESSED COLOR FILTERS - A display apparatus includes a display panel, a light source, a polarizer, and a transparent reflective element. The display panel includes a color filter including a first portion and a second portion in a pixel area. The first portion has a first light transmittance. The second portion has a second light transmittance higher than the first light transmittance. The light source provides a light to the display panel. The polarizer is disposed between the light source and the display. The polarizer polarizes the light. The transparent reflective element is spaced apart from the display panel. The transparent reflective element reflects an image provided from the display panel. | 03-28-2013 |
20130155536 | PHOTORESIST COMPOSITION FOR FORMING A COLOR FILTER AND DISPLAY SUBSTRATE - A photoresist composition for manufacturing a color filter, the photoresist composition includes a first red colorant and a yellow colorant represented by Chemical Formula 1, | 06-20-2013 |
20130169521 | DISPLAY DEVICE FOR PATTERN RECOGNITION INPUT - A display device includes: a substrate, a plurality of signal lines disposed on the substrate, at least one insulating layer disposed on the substrate, and a plurality of location references disposed on the substrate and in the same layer level as at least one of the signal lines, wherein arrangement of the plurality of location references varies depending on relative locations of the location references on a screen of the display device. | 07-04-2013 |
20150017869 | DISPLAY SUBSTRATE, DISPLAY DEVICE INCLUDING THE SAME, AND METHOD OF MANUFACTURING THE DISPLAY SUBSTRATE - A display substrate includes a substrate on which a first pixel area including a first light-blocking region, and a second pixel area adjacent to the first pixel area and including a second light-blocking region are defined, an insulating layer in the first and second light-blocking regions, a black matrix pattern layer on the insulating layer, a first column spacer in the first light-blocking region and protruding from the black matrix pattern layer, and a second column spacer in the second light-blocking region and protruding from the black matrix pattern layer. A height of a top surface of the first column spacer is different from a height of a top surface of the second column spacer, where the heights are taken with respect to the substrate. | 01-15-2015 |