Patent application number | Description | Published |
20120262639 | OPTICAL DEVICE - An optical device is provided. The optical device according to one embodiment may be a light-dividing device, for example, a device that can divide incident light into at least two kinds of light having different polarization states. For example, the optical device can be used to realize a stereoscopic image. | 10-18-2012 |
20120327335 | ECB-LCD HAVING AN EXCELLENT VIEWING ANGLE AND COLOR CHARACTERISTICS - There is provided an electrically controllable birefringence liquid crystal display (ECB-LCD) device, including: a liquid crystal panel including a first substrate, a second substrate, and a liquid crystal cell interposed between the first substrate and the second substrate and including a liquid crystal having positive dielectric anisotropy, the liquid crystal cell having a cell gap of 1 to 5 μm and operating in an ECB mode; a first polarizer disposed on an upper portion of the first substrate and having a first absorption axis; a second polarizer disposed on a lower portion of the second substrate and having a second absorption axis; a first liquid crystal film interposed between the first substrate and the first polarizer; and a second liquid crystal film interposed between the second substrate and the second polarizer; wherein the first liquid crystal film includes a first base substrate; and a first liquid crystal layer formed on a surface of the first base substrate and including a nematic liquid crystal splay-aligned such that a maximum tilt angle is 20° to 90° from an in-plane direction to a thickness direction; and wherein the second liquid crystal film includes a second base substrate; and a second liquid crystal layer formed on a surface of the second base substrate and including a horizontally aligned nematic liquid crystal. | 12-27-2012 |
20130083013 | DISPLAY DEVICE - Provided are a display device, a film for controlling a viewing angle and an optical filter. When the illustrative display device, film for controlling a viewing angle or optical filter is used, a 3D image may be observed at a wide viewing angle without loss of brightness. | 04-04-2013 |
20130114055 | MASK AND OPTICAL FILTER MANUFACTURING APPARATUS INCLUDING THE SAME - A mask and an optical filter manufacturing apparatus having the same are provided. The optical filter manufacturing apparatus includes a roll used in a roll-to-roll process, a base film wound around the roll, a light source that generates light for exposure, a polarizing plate that is installed at an emission side of the light source and polarizes light generated from the light source, and a mask that causes a pattern to be formed on the base film and includes a plurality of guide slits that are opened to have a predetermined thickness and a predetermined width. According to the present invention, the entire surface of the base film can be irradiated with a uniform light quantity. Thus, a pattern can be uniformly formed on the base film, the quality of a product can be improved, and the characteristics of the base film can be accurately realized. | 05-09-2013 |
Patent application number | Description | Published |
20090206378 | PHOTO SENSOR AND FLAT PANEL DISPLAY USING THE SAME - A photo sensor in a flat panel display includes a first transistor having first, second, and gate electrodes respectively coupled to first, second, and third nodes; a second transistor having first, second, and gate electrodes, respectively coupled to a fourth node, the first node, and a first control signal line; a third transistor having first, second, and gate electrodes, respectively coupled to the second node, the third node, and the first control signal line; a fourth transistor having first, second, and gate electrodes, respectively coupled to a reset power line, the third node, and a reset signal line; a fifth transistor having first, second, and gate electrodes, respectively coupled to a first power source, the first node, and a second control signal line; a sixth transistor having first, second, and gate electrodes, respectively coupled to the second node, output line, and the second control signal line; and a seventh transistor. | 08-20-2009 |
20100141645 | Organic light emitting display device and method of driving the same - An organic light emitting display device capable of driving transistor threshold voltage compensation, including: pixels positioned in the intersections of scan lines and data lines, wherein each pixel comprises: a first transistor and a fourth transistor, connected at a common node, disposed between an anode of an OLED and a first power supply; a cathode of the OLED connected to a second power supply; a second transistor connected between a gate of the first transistor and a data line, and turned on when a scan signal is supplied to a scan line; a third transistor connected between the common node and the data line, and turned on when a scan signal is supplied to the scan line; a first capacitor connected between the gate of the first transistor and the anode of the OLED; and a second capacitor connected between the anode of the OLED and a predetermined voltage source. | 06-10-2010 |
Patent application number | Description | Published |
20110101450 | SEMICONDUCTOR DEVICE WITH BURIED GATES AND BURIED BIT LINES AND METHOD FOR FABRICATING THE SAME - A semiconductor device includes: a plurality of first trenches formed inside a plurality of active regions; a plurality of buried gates configured to partially fill insides of the plurality of the first trenches; a plurality of second trenches formed to be extended in a direction crossing the plurality of the buried gates; and a plurality of buried bit lines configured to fill the plurality of the second trenches. | 05-05-2011 |
20110127605 | SEMICONDUCTOR DEVICE WITH BURIED BIT LINES AND METHOD FOR FABRICATING THE SAME - A semiconductor device includes: a semiconductor substrate configured to include a plurality of trenches therein; a plurality of buried bit lines each configured to fill a portion of each trench; a plurality of active pillars each formed in an upper portion of each buried bit line; a plurality of vertical gates each configured to surround each active pillar; and a plurality of word lines configured to couple neighboring vertical gates with each other. | 06-02-2011 |
20120267723 | SEMICONDUCTOR DEVICE WITH BURIED BIT LINES AND METHOD FOR FABRICATING THE SAME - A semiconductor device includes: a semiconductor substrate configured to include a plurality of trenches therein; a plurality of buried bit lines each configured to fill a portion of each trench; a plurality of active pillars each formed in an upper portion of each buried bit line; a plurality of vertical gates each configured to surround each active pillar; and a plurality of word lines configured to couple neighboring vertical gates with each other. | 10-25-2012 |
20130037961 | SEMICONDUCTOR DEVICE AND METHOD FOR FABRICATING THE SAME - A semiconductor device that may prevent an unexposed substrate and generation of bowing profile during a process for forming an open region having a high aspect ratio, and a method for fabricating the semiconductor device. The semiconductor device includes a first material layer formed over a substrate, an open region formed in the first material layer that exposes the first material layer, a second material layer formed on sidewalls of the open region, wherein the second material layer is a compound material including an element of the first material layer, and a conductive layer formed inside the open region. | 02-14-2013 |
20130115748 | METHOD FOR FABRICATING SEMICONDUCTOR DEVICE - A method for fabricating a semiconductor device includes forming a mold layer over a substrate, wherein the mold layer includes a first sacrificial layer and a second sacrificial layer that are stacked, forming an insulation layer pattern that has an etch selectivity to the first sacrificial layer and the second sacrificial layer on the mold layer, etching the mold layer using the insulation layer pattern as an etch barrier to form storage node holes, forming a storage node conductive layer over a substrate structure including the insulation layer pattern and the mold layer that has been etched, performing a storage node isolation process that simultaneously forms storage nodes and forming the insulation layer pattern to a first thickness, and removing the first sacrificial layer and the second sacrificial layer. | 05-09-2013 |
20130164903 | METHOD FOR FABRICATING CAPACITOR OF SEMICONDUCTOR DEVICE - A method for fabricating a capacitor of a semiconductor device includes sequentially forming an etch-stop layer and a mold layer over a substrate, sequentially forming a support layer and a hard mask pattern over the mold layer, forming a storage node hole by etching the support layer and the mold layer using the hard mask pattern as an etch barrier, forming a barrier layer on the sidewall of the mold layer inside the storage node hole, etching the etch-stop layer under the storage node hole, forming a storage node inside the storage node hole, and removing the hard mask pattern, the mold layer, and the barrier layer. | 06-27-2013 |
20130328196 | SEMICONDUCTOR DEVICE WITH MULTI-LAYERED STORAGE NODE AND METHOD FOR FABRICATING THE SAME - A method for fabricating a semiconductor device includes forming a first dielectric structure over a second region of a substrate to expose a first region of the substrate, forming a barrier layer over an entire surface including the first dielectric structure, forming a second dielectric structure over the barrier layer in the first region, forming first open parts and second open parts in the first region and the second region, respectively, by etching the second dielectric structure, the barrier layer and the first dielectric structure, forming first conductive patterns filled in the first open parts and second conductive patterns filled in the second open parts, forming a protective layer to cover the second region, and removing the second dielectric structure. | 12-12-2013 |
20140162453 | SEMICONDUCTOR DEVICE AND METHOD FOR FABRICATING THE SAME - A semiconductor device that may prevent an unexposed substrate and generation of bowing profile during a process for forming an open region having a high aspect ratio, and a method for fabricating the semiconductor device. The semiconductor device includes a first material layer formed over a substrate, an open region formed in the first material layer that exposes the first material layer, a second material layer formed on sidewalls of the open region, wherein the second material layer is a compound material including an element of the first material layer, and a conductive layer formed inside the open region. | 06-12-2014 |
Patent application number | Description | Published |
20110169495 | MONITORING MODULE INCLUDING E-FIELD-INDUCED ESD-SENSITIVE PATTERN AND PHOTOMASK INCLUDING THE MODULE - Provided are a monitoring module of an electrostatic discharge (ESD)-sensitive photomask, in which when an external electric field (E-field) exists, monitoring patterns are formed in the same direction as or a vertical direction to the external E-field, and a photomask including the module. The monitoring module includes a plurality of monitoring patterns, which are electrically isolated from one another and arranged at right angles to one another. At least one first monitoring pattern of the plurality of monitoring patterns is arranged in the same direction as an E-field existing outside the photomask. At least one second monitoring pattern of the plurality of monitoring patterns is arranged at substantially right angles to the first monitoring pattern in consideration of a direction in which charges move due to rotation of the photomask. | 07-14-2011 |
20160048079 | METHOD, PHOTOLITHOGRAPHY METHOD, AND METHOD OF MANUFACTURING A SEMICONDUCTOR DEVICE USING A PELLICLE FILM - A pellicle for an EUV lithography may include a pellicle film, a supporting structure and a handling block. The pellicle film may have a first surface for orienting opposite to a mask, and a second surface opposite to the first surface and for orienting toward the mask. The pellicle film may allow the EUV, which may pass through the mask, to penetrate the pellicle film. The supporting structure may be arranged on the second surface of the pellicle film to support the pellicle film. The handling block may be arranged on the first surface of the pellicle film. The handling block may have an opening configured to expose the pellicle film. Thus, the pellicle may be handled using the thick handling block, not the thin pellicle film, so that the thin pellicle film may not be damaged. The pellicle may protect the mask from byproducts generated in the EUV lithography process so that the mask may not be contaminated. | 02-18-2016 |
Patent application number | Description | Published |
20090057735 | Image sensor having reduced dark current - An image sensor includes a light receiving device, a field effect transistor, a stress layer pattern, and a surface passivation material. The light receiving device is formed in a first region of a substrate. The field effect transistor is formed in a second region of the substrate. The stress layer pattern is formed over the field effect transistor for creating stress therein to improve transistor performance. The surface passivation material is formed on the first region of the substrate for passivating dangling bonds at the surface of the light receiving device. | 03-05-2009 |
20090057899 | Semiconductor integrated circuit device and method of fabricating the same - A semiconductor integrated circuit device includes a semiconductor substrate including a main chip region and a pad region, a multi-layer pad structure on the pad region of the semiconductor substrate, a redistribution pad through the semiconductor substrate and in contact with a bottom surface of the multi-layer pad structure, the redistribution pad being electrically connected to the multi-layer pad structure, a trench belt through the semiconductor substrate and surrounding the redistribution pad, the trench belt electrically isolating the redistribution pad and a portion of the semiconductor substrate adjacent to the redistribution pad, and a connection terminal on the redistribution pad, the connection terminal electrically connecting the redistribution pad to an external source. | 03-05-2009 |
20110260222 | Image Sensor having Reduced Dark Current - An image sensor includes a light receiving device, a field effect transistor, a stress layer pattern, and a surface passivation material. The light receiving device is formed in a first region of a substrate. The field effect transistor is formed in a second region of the substrate. The stress layer pattern is formed over the field effect transistor for creating stress therein to improve transistor performance. The surface passivation material is formed on the first region of the substrate for passivating dangling bonds at the surface of the light receiving device. | 10-27-2011 |
Patent application number | Description | Published |
20140179379 | MODE CHANGE APPARATUS AND METHOD IN ELECTRONIC DEVICE - A mode change apparatus and method using face recognition in an electronic device are provided. The method of changing a notifying mode includes, determining whether a face is recognized from surroundings of the electronic device when a call is received; and generating a call reception event in a first notification mode when the face is recognized from the peripheral images. | 06-26-2014 |
20140210706 | ELECTRONIC DEVICE EMPLOYING A FLEXIBLE DISPLAY AND OPERATING METHOD THEREOF - An electronic device to which a flexible display is applied and an operating method thereof. The content display method for viewing simple content such as a current time, a date, or the number of received massages without unfolding the folded flexible display, when a flexible display is folded for carrying. | 07-31-2014 |
20140256316 | METHOD AND ELECTRONIC DEVICE FOR NETWORK SEARCH - A method and an electronic device for network search. The network search method in an electronic device includes scanning a frequency band corresponding to a first communication system to search for a first Public Land Mobile Network (PLMN); when discovering a second PLMN as a result of the scanning, determining whether a frequency band of the second PLMN and a frequency band of a second communication system overlap each other; and when the frequency band of the second PLMN and the frequency band of the second communication system overlap each other, scanning the other frequency band excluding the overlapping frequency band in the entire frequency band corresponding to the second communication system to search for the first PLMN. | 09-11-2014 |
20150127965 | METHOD OF CONTROLLING POWER SUPPLY FOR FINGERPRINT SENSOR, FINGERPRINT PROCESSING DEVICE, AND ELECTRONIC DEVICE PERFORMING THE SAME - A method of controlling power supply for a fingerprint sensor is provided. The method includes receiving sensor data obtained from the fingerprint sensor; determining whether the received sensor data is a fingerprint form of data; if the received sensor data is the fingerprint form of data, determining an amount of change in sensor data received over a predetermined time is greater than or equal to a predetermined value; and if the received sensor data is not the fingerprint form of data or if the received sensor data is the fingerprint form of data but an amount of change in the received sensor data is less than the predetermined value, allowing the fingerprint sensor to enter a power saving mode. | 05-07-2015 |
20150139511 | METHOD FOR IDENTIFYING FINGERPRINT AND ELECTRONIC DEVICE THEREOF - A method for operating of an electronic device is provided. The method includes: sensing an input on an input device, detecting one axis direction of a fingerprint input or to be input to a fingerprint sensor, based on the sensed input, determining whether the one axis direction of the fingerprint is consistent with a reference direction of a reference fingerprint, when the one axis direction is not consistent with the reference direction, making the one axis direction consistent with the reference direction, and determining whether the fingerprint is consistent with the reference fingerprint. | 05-21-2015 |
20150147962 | METHOD FOR PROCESSING DATA AND ELECTRONIC DEVICE THEREOF - Provided is a method of an electronic device. The method includes selecting first information included in a first program and second information included in a second program. The method also includes converting the selected first and second information according to a transmission mode of short range communication. The method further includes generating third and fourth information, respectively. The method includes transmitting the third and fourth information to an opposing electronic device using the short range communication. | 05-28-2015 |
20150220767 | METHOD FOR PROCESSING FINGERPRINT AND ELECTRONIC DEVICE THEREOF - A method of operating an electronic device and the electronic device is provided. The method includes setting a fingerprint detecting area functionally connected to a display; identifying a function corresponding to a gesture of an input means input to the display, and determining whether to perform the function with fingerprint information acquired in the fingerprint detecting area. The electronic device includes a display configured to display at least one content; a memory configured to store at least one fingerprint information acquired in a fingerprint detecting area; the fingerprint detecting area functionally connected to the display; and at least one processor configured to set the fingerprint detecting area, identify a function corresponding to a gesture of an input means input to the display, and determine whether to perform the function with the at least one fingerprint information acquired in the fingerprint detecting area. | 08-06-2015 |
20150324605 | METHOD AND APPARATUS FOR SHARING CONTENT BETWEEN ELECTRONIC DEVICES - A method of a first device and an electronic device are provided. The method includes receiving a request signal related to contents stored in the first device from a second device communicatively coupled to the first device; transmitting the contents to the second device in response to the request signal, wherein the contents are security applied contents; and releasing the security of the contents by authenticating a user related to the contents. | 11-12-2015 |
20160112415 | METHOD OF PROVIDING INFORMATION SECURITY AND ELECTRONIC DEVICE THEREOF - A method of operating an electronic device and an electronic device are provided. The method includes generating biometric information using at least one sensor of the electronic device, and storing the generated biometric information in a memory of the electronic device, generating access right information relating to the biometric information, determining whether an external electronic device is connected to the electronic device, and when the external electronic device is connected to the electronic device, transmitting the generated access right information to the external electronic device. | 04-21-2016 |
Patent application number | Description | Published |
20100171897 | LIQUID CRYSTAL DISPLAY DEVICE - Provided is a liquid crystal display device which is capable of preventing light leakage and preventing a dark portion from being viewed. The liquid crystal display device includes: a lower receiving container; a plurality of supporting walls arranged in a line along at least one side wall of the lower receiving container with gaps therebetween; a plurality of light sources arranged in a line so as to be provided in the gaps; and a reflecting cover covering at least a portion of each of the gaps. | 07-08-2010 |
20100182768 | DISPLAY DEVICE WITH A GROUND ELECTRODE PHYSICALLY CONTACTING A RECEPTACLE MADE OF AN INSULATING MATERIAL - Some embodiments include a display device having light sources located in a receptacle formed of an insulating material. The light sources can be easily grounded. The display device comprises a display panel for displaying an image; one or more light sources for providing light to the display panel; a lower receptacle formed of an insulating material and including a bottom part and side-wall parts surrounding the bottom part; an upper receptacle coupled to the lower receptacle, the upper and lower receptacles containing therebetween the display panel and the light sources; and a ground electrode physically contacting the upper and lower receptacles and electrically connected to each said light source. Other features are also provided. | 07-22-2010 |
20140139785 | TWO-WAY DISPLAY DEVICE AND METHOD OF DRIVING THE SAME - A two-way display device includes a transparent display panel, a roll film unit disposed opposite to the transparent display panel and a backlight unit disposed between the roll film unit and the transparent display panel. | 05-22-2014 |
20140169033 | DISPLAY APPARATUS - In a display apparatus, a display panel displays an image, and a driver is electrically connected to the display panel and applies a control signal to the display panel to control an operation of the display panel. A first cover member includes a nonmetal material and covers the display panel. An opening is defined in the first cover member and exposes a display area of the display panel. A heat discharge member is coupled to the first cover member and contacts the driver to discharge a heat generated by the driver. | 06-19-2014 |