Patent application number | Description | Published |
20090214158 | Optical Printed Circuit Board and An Optical Module Connected to the Optical Printed Circuit Board - An optical printed circuit board having an optical waveguide of at least one channel formed therein is provided. The optical waveguide of the at least one channel is stacked in the optical printed circuit board, and has both ends exposed on a surface of the optical printed circuit board and a predetermined length. An optical module is provided which can be optically aligned with the optical printed circuit board or another optical component through guide pins inserted into guide holes. | 08-27-2009 |
20100150572 | USB Compatible Apparatus for Connecting Between Optical USB Device and Electrical USB Device - A USB compatible apparatus for connecting an optical universal serial bus (USB) (or an optical serial bus; OSB) device and an electrical USB device, and a structure of the apparatus are provided. More particularly, a USB compatible apparatus for guaranteeing a connection between an optical USB device for inputting/outputting an optical signal and an electrical USB device for inputting/outputting an electrical signal, for example, signal transmission and reception between an electrical USB device (e.g., an electrical USB memory) and an optical USB device (e.g., a computer) having an optical USB port, and a structure of the USB compatible apparatus (a first exemplary embodiment), and a USB compatible apparatus for guaranteeing signal transmission and reception between an optical USB device (e.g., an optical USB memory) and an electrical USB device (e.g., a portable telephone) having an electrical USB port, and a structure of the USB compatible apparatus (a second exemplary embodiment) are provided. | 06-17-2010 |
20100232741 | Optical interconnection system using optical waveguide-integrated optical printed circuit board - An optical interconnection system is provided. The optical interconnection system includes an optical printed circuit board (PCB) that includes transmitter-unit and receiver-unit optical interconnection blocks for bending an optical path by a predetermined angle, an one-unit optical waveguide including an optical waveguide which is inserted into each of the optical interconnection blocks so as to connect optical paths of the transmitter-unit and receiver-unit optical interconnection blocks, and a PCB having the one-unit optical waveguide integrated therein; a light emitting element that is formed in-line with the optical waveguide on an upper surface of the transmitter-unit optical interconnection block exposed to an upper surface of the optical PCB; a driver integrated circuit that is formed on the upper surface of the optical PCB and electrically connected to the light emitting element and the optical PCB; a light receiving element that is formed in-line with the optical waveguide on an upper surface of the receiver-unit optical interconnection block exposed to the upper surface of the optical PCB; and a receiver integrated circuit that is formed on the upper surface of the optical PCB and electrically connected to the light receiving element and the optical PCB. The upper surfaces of the respective optical interconnection blocks are substantially aligned with the upper surface of the PCB | 09-16-2010 |
20110116795 | OPTICAL I/O BUS SYSTEM - An optical input/output (I/O) bus system for connecting a plurality of external devices with a central processing unit (CPU) or memory in a specific system using an optical signal is provided. The optical I/O bus system includes a serializer and deserializer (SerDes) connected with the CPU or memory, and configured to divide a serial electrical signal into parallel electrical signals or combine parallel electrical signals into a serial electrical signal, a photoelectric converter prepared between the SerDes and the external devices, and configured to convert the serial/parallel electrical signals into an optical signal or an optical signal into an electrical signal, a plurality of optical transmission means disposed in parallel to transfer the optical signal converted by the photoelectric converter, an optical switch prepared between the photoelectric converter and the optical transmission means, and configured to switch to one of the optical transmission means to transfer the optical signal converted by the photoelectric converter to the optical transmission means according to an address of the optical signal, and a plurality of optical slots connected to the respective optical transmission means to connect the external devices so that the optical signal is input/output. In the optical I/O bus system, a high-capacity signal can be transferred without distortion, interference, and bottleneck using optical connection technology. | 05-19-2011 |
20110116807 | EXPRESS INTERFACE APPARATUS USING OPTICAL CONNECTION - An express interface apparatus using an optical connection is provided. The apparatus connects between a central processing unit (CPU) in a computer system and an external device supporting optical signal transfer using a peripheral component interconnect express (PCIE) supporting high-speed signal processing. The apparatus includes an optical connection module for connecting the external device so that an optical signal is input/output; an optical-to-electrical conversion module for converting the optical signal from the optical connection module into an electrical signal or converting an electrical signal into an optical signal; a signal processing module connected to the optical-to-electrical conversion module for performing signal processing to divide or merge the electrical signal; and a PCIE control module for controlling a processed signal from the signal processing module to deliver the signal to the CPU via a PCIE slot and controlling high-speed data transmitted and received between the CPU and the external device, such that a signal can be transmitted and received without a distortion or bottleneck phenomenon in high-speed data transfer. | 05-19-2011 |
20110142454 | OPTICAL TRANSMISSION AND RECEPTION CONTROL APPARATUS - An optical transmission and reception control apparatus is provided. The present invention relates to an optical transmission and reception control apparatus for enabling smooth optical transmission and reception when a photo diode and/or a laser diode fail. The apparatus includes a plurality of laser diodes, a laser driver, a first switching unit, a plurality of photo diodes, an optical power amplifier, a second switching unit, an optical power detection module, and a control module. | 06-16-2011 |
20140030775 | RECOMBINANT MICROORGANISM HAVING ABILITY TO PRODUCE [LACTATE-CO-GLYCOLATE] COPOLYMER FROM GLUCOSE, AND METHOD FOR PREPARING [LACTATE-CO-GLYCOLATE] COPOLYMER USING SAME - There is provided a recombinant microorganism having producibility of poly(lactate-co-glycolate) from glucose, and more particularly, a recombinant microorganism having producibility of poly(lactate-co-glycolate) without adding an exogenous glycolate precursor, and a method of preparing [poly(preparing lactate-co-glycolate)] using the same. According to the present invention, the poly(lactate-co-glycolate) in which the concentration of the glycolate fraction is high may be prepared at a high concentration without supplying exogenous glyoxylate. Therefore, the present invention may be effectively used for treatment. | 01-30-2014 |
20150226987 | Optical Device Using Semiconductors - Optical refraction and reflection control can be achieved by means of semiconductor silicon which has a p-n junction structure and a waveguide structure. According to the optical device using semiconductors of the present invention, the amplitude of light can be directly modulated using the reflection or refraction control. The optical device according to the preferred embodiment of the present invention includes: a first waveguide on which an optical signal is incident, and which is formed in the same direction as that of the incident optical signal; a second waveguide that forms a fixed angle with the first waveguide; and a reflector which is capable of selecting a path of the optical signal to the first waveguide or to the second waveguide as a refractive index is changed according to an applied voltage, and which is formed to have a fixed angle of inclination with respect to the first waveguide. | 08-13-2015 |
20150316830 | OPTICAL LOGIC CIRCUIT OPERATING BY CONTROLLING REFLECTION OF LIGHT AND COMPUTING DEVICE USING SAID OPTICAL LOGIC CIRCUIT - The disclosed optical logic circuit operating by controlling the reflection of light comprises: a first waveguide, at least a portion of which is formed into the shape of a straight line; a second waveguide branched at a predetermined angle from the first waveguide; and a first reflector having a refractive index that varies based on a first input signal, the first reflector selecting either the first waveguide or the second waveguide as a pathway of light. The value of the signal of a first output terminal provided through the first waveguide and the value of the signal of a second output terminal provided through the second waveguide can be adjusted using the first input signal. | 11-05-2015 |
Patent application number | Description | Published |
20130301108 | ELECTROWETTING DISPLAY DEVICE - An electrowetting display device includes first and second barrier layers which cover first and second electrodes. The electrowetting display device includes a first base substrate which faces a second base substrate, the first electrode on the first base substrate, the first barrier layer which covers the first electrode, the second electrode on the second base substrate, the second barrier layer which covers the second electrode, a barrier wall between the first base substrate and the second base substrate, and an electrowetting layer between the first base substrate and the second base substrate. The barrier wall defines a pixel area corresponding to the first electrode, and the electrowetting layer is in the pixel area. The electrowetting layer includes a polar fluid and a non-polar fluid which are separated from each other. | 11-14-2013 |
20140198290 | Display Device and a Method of Manufacturing the Same - The present invention relates to a display device and a method of manufacturing the display device. The display device according to an exemplary embodiment of the present invention includes a substrate. A pixel electrode is formed on the substrate. A roof layer is formed on the pixel electrode. A first micro-cavity and a second micro-cavity are disposed between the pixel electrode and the roof layer. A liquid crystal fills the first and second micro-cavities. The first and second micro-cavities are connected to each other by a path. The path penetrates the roof layer. | 07-17-2014 |
20140267984 | LIQUID CRYSTAL DISPLAY AND MANUFACTURING METHOD THEREOF - A manufacturing method of a liquid crystal display includes: providing a pixel electrode on an insulation substrate; providing a sacrificial layer on the pixel electrode; providing a common electrode on the sacrificial layer; providing a photoresist layer on the common electrode; exposing a portion of the photoresist layer, common electrode and the sacrificial layer with light; developing the portion of the photoresist layer exposed with the light; etching a layer between the photoresist layer and the sacrificial layer using the developed photoresist layer as a mask to expose the portion of the sacrificial layer exposed with the light; removing the portion of the sacrificial layer exposed with the light; providing a roof layer on the insulation substrate and etching the roof layer to form a liquid crystal injection hole therein; and removing the sacrificial layer exposed through the liquid crystal injection hole to form a microcavity. | 09-18-2014 |
20140268000 | LIQUID CRYSTAL DISPLAY DEVICE - A liquid crystal display device includes a substrate, a cover layer which defines a tunnel-shaped cavity on the substrate, a support part which extends from the cover layer and corresponds to an edge of the tunnel-shaped cavity, a liquid crystal layer in the tunnel-shaped cavity, first and second electrode which apply an electric field to the liquid crystal layer, and a sealant layer which seals the tunnel-shaped cavity. | 09-18-2014 |
20140293193 | LIQUID CRYSTAL DISPLAY - A liquid crystal display includes a pixel electrode disposed on an insulating substrate; a plurality of microcavities disposed over the pixel electrode; a plurality of liquid crystal injection holes connected to the plurality of microcavities that form a path through which a liquid crystal is injected; a common electrode that covers the microcavities; a partition wall structure that divides the plurality of liquid crystal injection holes; and a roof layer disposed over the common electrode that covers the common electrode and the microcavities, and comprises an organic material. | 10-02-2014 |
20140293205 | DISPLAY DEVICE AND METHOD OF MANUFACTURING THE SAME - A display device includes a substrate, a cover layer, liquid crystal, electrodes, and a sealant layer. The cover layer is disposed on the substrate and defines at least a portion of a tunnel-shaped cavity. The liquid crystal is disposed in the tunnel-shaped cavity. The electrodes are disposed on the substrate and are configured to apply an electric field to the liquid crystal. The sealant layer is disposed on the substrate and is configured to seal the tunnel-shaped cavity. The cover layer includes a first insulating layer including a concave-convex surface. | 10-02-2014 |
20140300853 | DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - A display device includes: a substrate, on which pixel areas arranged substantially in a matrix form having pixel rows and pixel columns are defined; a thin film transistor disposed on the substrate; a pixel electrode disposed in the pixel areas and connected to the thin film transistor; common electrodes disposed on the pixel electrode and spaced apart from the pixel electrode, where a microcavity is defined between the pixel electrode and the common electrodes; a roof layer disposed on the common electrodes, where a liquid crystal injection hole is defined through the common electrodes and the roof layer and exposes the microcavity; a liquid crystal layer disposed in the microcavity; and an encapsulation layer disposed on the roof layer, where the encapsulation layer covers the liquid crystal injection hole and seals the microcavity, where the common electrodes in the pixel rows are connected to each other. | 10-09-2014 |
20140362329 | DISPLAY COMPONENT HAVING INJECTION HOLES ON PERPENDICULAR SURFACES - A display device configured to control an aggregation position of an alignment layer and a manufacturing method thereof are disclosed. The device includes a substrate including pixel areas; a thin film transistor formed on the substrate; a pixel electrode connected to the thin film transistor and formed on the pixel area; a roof layer formed above the pixel electrode and separated from the pixel electrode by a micro-cavity; a first injection hole formed in the roof layer and extending to a first edge and/or a second edge of the micro-cavity; a second injection hole formed in the roof layer and extending to a left edge and a right edge of the micro-cavity; a liquid crystal layer in the micro-cavity; and an encapsulation layer formed on the roof layer to cover the first injection hole and the second injection hole. | 12-11-2014 |
20150055074 | LIQUID CRYSTAL DISPLAY DEVICE AND MANUFACTURING METHOD THEREOF - A display device may include a substrate and a first roof layer portion that is formed of a roof layer material and overlaps the substrate in a direction, the direction is perpendicular to a surface of the substrate. A lateral surface of the first roof layer portion is disposed in a plane. The display device may further a second roof layer portion formed of the roof layer material and separated from the first roof layer portion. The display device may further a common electrode portion disposed between the first roof layer portion and the substrate in the direction. A lateral surface of the common electrode portion is disposed in the plane or is spaced from the lateral surface of the first roof layer portion in a second direction parallel to the surface of the substrate. The display device may further a pixel electrode disposed between the first common electrode portion and the substrate. | 02-26-2015 |
20150234227 | LIQUID CRYSTAL DISPLAY AND METHOD OF MANUFACTURING THE SAME - A liquid crystal display includes: a substrate; a thin film transistor; a pixel electrode; an insulating layer; a plurality of microcavities; and a partition. The thin film transistor is disposed on the substrate. The pixel electrode is connected to the thin film transistor. The insulating layer is disposed to face the pixel electrode. The microcavities are between the pixel electrode and the insulating layer, wherein the microcavities include a liquid crystal material. The partition is between the microcavities, wherein the partition has a bar shape and is disposed on the insulating layer. | 08-20-2015 |
20150331263 | LIQUID CRYSTAL DISPLAY AND METHOD OF MANUFACTURING THE SAME - A liquid crystal display according to an exemplary embodiment includes: a substrate; a thin film transistor disposed on the substrate; a pixel electrode connected with the thin film transistor; a roof layer provided facing the pixel electrode; and a capping layer disposed on the roof layer, wherein a plurality of microcavities are between the pixel electrode and the roof layer, each microcavity includes a liquid crystal material, and the roof layer is formed of only at least one inorganic layer. | 11-19-2015 |
20150355483 | DISPLAY DEVICE - The present system and method relate to a display device that has a constant curvature in a curved surface. A display device according to an exemplary embodiment of the present system and method includes: a bendable substrate; a thin film transistor formed on the substrate; a pixel electrode connected to the thin film transistor electrode; a roof layer disposed on the substrate and separated from the pixel electrode by a first microcavity formed in between; a liquid crystal layer disposed in the first microcavity; and an encapsulation layer formed on the roof layer and sealing the first microcavity, wherein the roof layer includes a partition formed between of the first microcavity and a second microcavity adjacent to the first microcavity, and a shape of the partition differs according to a position along a length of the substrate where the partition is disposed. | 12-10-2015 |
20160004108 | LIQUID CRYSTAL DISPLAY AND METHOD FOR FABRICATING THE SAME - Provided are a liquid crystal display and a method for fabricating the same. | 01-07-2016 |
Patent application number | Description | Published |
20080197111 | METHOD FOR FABRICATING FLASH MEMORY DEVICE - A method for fabricating a nonvolatile memory device includes forming a gate stack over a substrate, the gate stack including an aluminum oxide layer as a dielectric layer, and etching the aluminum oxide layer of the gate stack using a gas containing silicon. | 08-21-2008 |
20080233758 | METHOD FOR FORMING TRENCH AND METHOD FOR FABRICATING SEMICONDUCTOR DEVICE USING THE SAME - A method for forming a trench includes providing a substrate, and forming the trench in the substrate using a gas containing chlorine (Cl | 09-25-2008 |
20090039402 | SEMICONDUCTOR DEVICE WITH ASYMMETRIC TRANSISTOR AND METHOD FOR FABRICATING THE SAME - A semiconductor device with an asymmetric transistor and a method for fabricating the same are provided. The semiconductor device includes: a substrate having a plurality of first active regions, at least one second active region, and a plurality of device isolation regions; gate patterns formed in a step structure over a border region between individual first active regions and second active region, wherein one side of the individual gate pattern is formed over a portion of the individual first active region, and the other side of the individual gate pattern is formed over a portion of the second active region; spacers formed on lateral walls of the gate patterns; first cell junction regions formed in the first active regions, for connecting to storage nodes; and a second cell junction region formed in the second active region, for connecting to a bit line. | 02-12-2009 |
20090047789 | METHOD FOR FABRICATING SEMICONDUCTOR DEVICE - A method for fabricating a semiconductor device includes forming an amorphous carbon layer over a substrate, forming a hard mask pattern over the amorphous carbon layer, and etching the amorphous carbon layer with an etching gas including sulfur (S) using the hard mask pattern as an etch barrier. Deformation of the amorphous carbon patterns is prevented by hardening the sidewalls of the amorphous carbon layer exposed during etching of the amorphous carbon layer. Therefore, when the etch target layer is etched with the amorphous carbon patterns having a vertical shape, pattern uniformity of the etch target pattern can be improved. | 02-19-2009 |
20090163028 | METHOD FOR FABRICATING SEMICONDUCTOR DEVICE - A method for fabricating a semiconductor device includes forming an organic bottom anti-reflective coating over an etch target layer, forming a photoresist pattern over the organic bottom anti-reflective coating, and etching the organic bottom anti-reflective coating using a sulfur-containing gas. | 06-25-2009 |
20100159682 | Method of removing photoresist - A method includes forming a photoresist pattern over a certain portion of a material layer to expose an ion implantation region, implanting impurities in the ion implantation region of the material layer using the photoresist pattern as an ion implantation barrier, and removing the photoresist pattern using plasma of a gas mixture including a hydrocarbon-based gas. | 06-24-2010 |
Patent application number | Description | Published |
20140084442 | Semiconductor Packages Having a Guide Wall and Related Systems and Methods - A semiconductor package includes a first package board, a first semiconductor chip arranged on the first package board, a heat transfer layer arranged on the first semiconductor chip, a heat spreader arranged on the heat transfer layer, and a housing having a molding part arranged on the first package board and directly surrounding side surfaces of the first semiconductor chip and a guide wall arranged on the molding part, with the guide wall spaced apart from the heat spreader and surrounding side surfaces of the heat spreader. | 03-27-2014 |
20150270190 | SEMICONDUCTOR PACKAGE - A semiconductor package is provided. The semiconductor package includes a substrate, a semiconductor chip mounted on an upper surface of the substrate, an encapsulant formed to cover sides of the semiconductor chip on the upper surface of the substrate, a heat transfer layer formed on the upper surface of the semiconductor chip and an upper surface of the encapsulant, and a heat slug including a plurality of metal plates disposed to be spaced apart from each other on an upper surface of the heat transfer layer. | 09-24-2015 |
20160091425 | OUTDOOR UNIT OF AIR CONDITIONER AND METHOD OF CONTROLLING THE SAME - Provided are an outdoor unit of an air conditioner that detects snow that piles up on the outdoor unit of the air conditioner and a method of controlling the same. When a detection device is installed in the outdoor unit and snow piles up in a snow cover detection area included in the detection device, it is detected using an optical sensor whether snow cover occurs. A value detected by the optical sensor is transmitted to a controller, and the controller compares the value with a default value, and when the controller receives a value different from the default value, the controller controls a fan driving unit to drive a fan. Wind generated by driving the fan removes snow that piles up in the snow cover detection area, a fan guard and a discharge port to prevent the fan from malfunctioning due to accumulated snow. | 03-31-2016 |
Patent application number | Description | Published |
20160045559 | COMPOSITIONS AND METHODS FOR MANAGING OR IMPROVING BONE DISORDERS, CARTILAGE DISORDERS, OR BOTH - The present disclosure provides mixtures of prenylated flavonoids, stilbenes, or both with flavans or curcuminoids or both capable of useful for promoting, managing or improving bone health, cartilage health or both, or for preventing or treating a bone disorder, cartilage disorder or both. Such a mixture of prenylated flavonoids, stilbenes, or both with flavans or curcuminoids or both can optionally be used in combination with other bone and cartilage management agents, such as calcium, magnesium, zinc, boron, vitamin D, vitamin K, glucosamine and/or chondroitin compounds, non-steroidal anti-inflammatory agents/analgesics, COX/LOX inhibiting agents, neuropathic pain relief agents, or the like. | 02-18-2016 |