Patent application number | Description | Published |
20080204684 | PROCESS AND APPARATUS FOR ULTRAVIOLET NANO-IMPRINT LITHOGRAPHY - A process and an apparatus for performing a UV nano-imprint lithography are provided. The process uses a polymer pad which allows a uniform application of pressure to a patterned template and an easy removal of a residual resin layer. The apparatus includes a tilt and decentering corrector which allows an accurate alignment of layers during the nano-imprint lithography process. | 08-28-2008 |
20080212230 | WAVEGUIDE STRUCTURE, MANUFACTURING METHOD THEREOF AND HAMR USING THE SAME - A manufacturing method of a waveguide structure includes forming a metal layer of a predetermined size on a substrate to form a structure, forming a lower clad layer on the structure in order to completely cover the metal layer, forming a core layer of a predetermined size on the lower clad layer at the location corresponding to the metal layer, and forming an upper clad layer thereon in order to completely cover the core layer. | 09-04-2008 |
20080232225 | 90°-BENT METALLIC WAVEGUIDE HAVING TAPERED C-SHAPED APERTURE, METHOD OF FABRICATING THE WAVEGUIDE, LIGHT DELIVERY MODULE INCLUDING THE WAVEGUIDE, AND HEAT ASSISTED MAGNETIC RECORDING HEAD HAVING THE WAVEGUIDE - A metallic wave guide and a light delivery module are provided. The metallic waveguide includes a metal body formed of a conductive metal and having an aperture formed therethrough, the aperture having input and output ends. The aperture has a bent portion for changing a light traveling direction between the input and output ends, and a tapered portion between the bent portion and the output end. The tapered portion has a width that is gradually reduced toward the output end, and the aperture is formed in a C-shape by a ridge formed on an inner surface of the metal body. | 09-25-2008 |
20090029298 | METHOD OF MANUFACTURING PATTERNED MAGNETIC RECORDING MEDIUM - Provided is a method of manufacturing a patterned magnetic recording medium. The method includes (a) forming a patterned recording layer on an underlayer of a first substrate; (b) coating a polymer layer on a surface of a second substrate; (c) transferring the polymer layer on the patterned recording layer; and (d) exposing the surface of the patterned recording layer. | 01-29-2009 |
20090061035 | DUAL-SIDE IMPRINTING LITHOGRAPHY SYSTEM - Provided is a dual-side imprinting lithography system that includes a medium supporting unit that supports a medium wherein both surfaces of the medium are coated with a ultraviolet (UV) hardening resin; a first mold supporting unit and a second mold supporting unit that respectively support a first mold and a second mold, disposed respectively above the medium supporting unit and under the medium supporting unit; a vertical moving device that moves vertically at least one of the medium supporting unit, the first mold supporting unit, and the second mold supporting unit; a first UV radiating device that is installed above the first mold supporting unit to radiate UV rays; and a second UV radiating device that is installed under the second mold supporting unit to radiate UV rays. | 03-05-2009 |
20090067078 | BIT PATTERNED MEDIUM, READING HEAD FOR READING DATA RECORDED ON BIT PATTERNED MEDIUM, AND HARD DISK DRIVE FOR RECORDING/READING DATA ON/FROM BIT PATTERNED MEDIUM - Provided are a bit patterned medium having a super track, a reading head which reads data recorded on the bit-patterned medium, and a hard disk drive (HDD) for recording/reading data on/from the bit patterned medium. The bit patterned medium includes a substrate, and a recording layer formed with a plurality of bit cells separated from each other along a plurality of tracks forming concentric circles having different radii on the substrate, wherein each track includes a super track including a plurality of sub-tracks, and bit cells formed on one of the sub-tracks are arranged at different positions in a circumference direction of the recording layer to bit cells formed on adjacent sub-tracks. The reading head which reads data recorded on a bit patterned medium has a width in a cross-track direction sufficient for reading data of an equal number of bit cells as the plurality of sub-tracks. | 03-12-2009 |
20090087793 | METHOD OF NANO-PATTERNING USING SURFACE PLASMON EFFECT AND METHOD OF MANUFACTURING NANO-IMPRINT MASTER AND DISCRETE TRACK MAGNETIC RECORDING MEDIA USING THE NANO-PATTERNING METHOD - A method of nano-patterning, a method of manufacturing a nano-imprinting master and a discrete track magnetic recording medium are all provided. The method of nano-patterning includes (a) sequentially forming on a substrate an etching object material layer, a photoresist layer, and a metal layer patterned to a first pattern having a structure in which line patterns are repeatedly arranged with a predetermined interval; (b) irradiating light onto a surface of the metal layer to excite surface plasmon so that the photoresist layer is exposed to a second pattern by the surface plasmon; (c) removing the metal layer and developing the photoresist layer; and (d) etching the etching object material layer using the photoresist layer patterned to the second pattern as a mask. | 04-02-2009 |
20090135527 | MAGNETIC RECORDING MEDIA AND METHOD OF FABRICATING THE SAME - A magnetic recording medium and a method of manufacturing the magnetic recording medium are provided. In order to increase the recording density of the magnetic recording medium, the magnetic recording medium is configured to multiple magnetic layers by consecutively forming a first magnetic layer having a thin film shape and a second magnetic layer comprising patterned magnetic bits. The first magnetic layer has a magnetic anisotropic coefficient greater than that of the second magnetic layer. | 05-28-2009 |
20090147397 | PATTERNED MAGNETIC RECORDING MEDIUM AND METHOD OF RECORDING TRACK INFORMATION ONTO THE SAME - Provided are a patterned magnetic recording medium and a method of recording track information onto the patterned magnetic recording medium. The patterned magnetic recording medium includes: a data sector comprising a plurality of magnetic recording regions which are spaced apart from one another, wherein the magnetic recording regions constitute a plurality of tracks which are each shaped like a ring; and a servo sector comprising servo patterned regions and correction code regions, which are each provided on each of the plurality of tracks, wherein information regarding a track that is to be actually used in a hard disk drive (HDD) is recorded on a correction code region of at least one track of the plurality of tracks. | 06-11-2009 |
20090147402 | PATTERNED MAGNETIC RECORDING MEDIUM AND METHOD OF SELF SERVO WRITING ONTO THE SAME - Provided are a patterned magnetic recording medium and a method of self servo writing in which servo information is written on the patterned magnetic recording medium. The patterned magnetic recording medium includes: a data sector including a plurality of magnetic recording regions spaced apart from one another, wherein the magnetic recording regions constitute a plurality of tracks which are each shaped like a ring; and a servo sector on which servo information regarding the tracks is capable of being written along the tracks, wherein only to a part of the tracks of the servo sector, servo information regarding the part of the tracks is written in the form of a physical servo pattern which is formed by physically patterning a magnetic recording layer. | 06-11-2009 |
20090155628 | MAGNETIC THIN FILM STRUCTURE, MAGNETIC RECORDING MEDIUM INCLUDING THE SAME, AND METHOD OF MANUFACTURING THE MAGNETIC RECORDING MEDIUM - A magnetic thin film structure, a magnetic recording medium including the same, and a method of manufacturing the magnetic recording medium are provided. The magnetic recording medium includes an under layer formed of a transition metal nitride on a substrate and a plurality of magnetic dots, which are unit recording regions, formed of a magnetic material having magnetic anisotropy energy between 10 | 06-18-2009 |
20090252023 | INTEGRATED OPTICAL SYSTEM AND METHOD OF MANUFACTURING THE SAME AND INFORMATION RECORDING AND/OR REPRODUCING APPARATUS USING THE INTEGRATED OPTICAL SYSTEM - An optical system and an information apparatus using the optical system are provided. The optical system includes an optical bench on which a light source and a photodetector including a main photodetector receiving the light are mounted. A lens unit is coupled to the optical bench, and an optical path separating member separates an optical path of light emitted from the light source and propagating toward the lens unit and an optical path of light incident from the lens unit. The optical system may include a monitor photodetector and/or an optical path forming unit coupled to the optical bench. The monitor photodetector receives a portion of the light emitted from the light source. The optical path forming unit includes a first mirror reflecting the light emitted from the light source and a second mirror reflecting the light incident from the lens unit and reflected by the first mirror. | 10-08-2009 |
20090296280 | MASTER RECORDING MEDIUM HAVING IMPROVED MAGNETIC TRANSFER PERFORMANCE - Provided is a master recording medium suitable for use in magnetic transfer of a servo pattern onto a magnetic recording medium. The master recording medium includes a substrate including a plurality of servo regions and a plurality of data regions, and a magnetic layer formed on each of the servo regions and patterned in the shape of a servo pattern to be patterned on a magnetic recording medium, wherein the servo regions protrude relative to the data regions. | 12-03-2009 |
20090297889 | MASTER RECORDING MEDIUM FOR MAGNETICALLY TRANSFERRING SERVO PATTERN TO THE MAGNETIC RECORDING MEDIUM AND METHOD OF MANUFACTURING THE SAME - Provided are a master recording medium and a method of manufacturing the master recording medium. The master recording medium includes: a plate; and a magnetic layer which is formed on the plate for magnetically transferring of a servo pattern that is to be formed on a magnetic recording medium. The method of manufacturing a master recording medium includes: engraving a polymer layer by nano imprinting to form an engraved pattern corresponding to a servo pattern to be formed on a magnetic recording medium; forming a magnetic layer which fills in the engraved pattern of the polymer layer; forming a back plate layer on the magnetic layer; and performing processing to expose the servo pattern on a surface of the magnetic layer that is opposite a surface of the magnetic layer on which the back plate layer is formed. | 12-03-2009 |
20100002565 | SERVO MASTER MAGNETICALLY TRANSFERRING SERVO PATTERNS TO MAGNETIC RECORDING MEDIUM, AND MAGNETIC TRANSFER METHOD USING THE SERVO MASTER - The servo master includes a membrane having a first surface and a second surface; a plurality of stamp areas which are disposed on the first surface, each of the plurality of stamp areas including a magnetic layer patterned with servo patterns to be magnetically transferred to a magnetic recording medium; and a pressing members which are disposed on the second surface, each of the plurality of pressing members being operable to apply pressure to a corresponding stamp area of the plurality of stamp areas. | 01-07-2010 |
20100091224 | Photonic crystal optical filter, reflective color filter, display apparatus using the reflective color filter, and method of manufacturing the reflective color filter - Example embodiments relate to a photonic crystal optical filter, a reflective color filter using the photonic crystal optical filter, a display apparatus using the reflective color filter, and a method of manufacturing the reflective color filter. The photonic crystal optical filter may include a transparent substrate; a barrier layer formed on the transparent substrate; and a photonic crystal layer formed on the barrier layer. The photonic crystal layer may have a structure in which a first material having a relatively high refractive index and a second material having a relatively low refractive index are periodically arranged so as to reflect light having a wavelength band corresponding to a photonic band gap. | 04-15-2010 |
20100091225 | Photonic crystal optical filter, transmissive color filter, transflective color filter, and display apparatus using the color filters - Example embodiments relate to a photonic crystal optical filter, a transmissive color filter, a transflective color filter, and a display apparatus using the photonic crystal optical filter. The transmissive color filter may include a transparent substrate; a barrier layer formed on the transparent substrate and having a plurality of pixel areas; and a plurality of photonic crystal units formed on the plurality of pixel areas. Each of the plurality of photonic crystal units may have a structure such that a first material having a relatively high refractive index and a second material having a relatively low refractive index are periodically arranged so as to transmit light having a wavelength band corresponding to a photonic band gap. An optical cut-off layer may be formed on the first material. | 04-15-2010 |
20100102028 | METHOD OF MANUFACTURING NANO-TEMPLATE FOR A HIGH-DENSITY PATTERNED MEDIUM AND HIGH-DENSITY MAGNETIC STORAGE MEDIUM USING THE SAME - Disclosed is a method for manufacturing a template for a high-density patterned medium and a high-density magnetic storage medium using the same. In the method, magnetic particles are used as a mask and no lithographic process is required. | 04-29-2010 |
20100316813 | CARBON NANO-TUBE FILM WITH A TRANSFORMED SUBSTRATE STRUCTURE AND A MANUFACTURING METHOD THEREOF - A carbon nanotube (CNT) film having a transformed substrate structure and a manufacturing method thereof. The CNT film includes a transparent substrate, a plurality of three-dimensional (3D) structures formed distant from each other on the transparent substrate, and carbon nanotubes (CNTs) deposited on the transparent substrate where the plurality of 3D structures is not formed. The method includes forming a plurality of 3D structures distant from each other on a transparent substrate, and depositing a CNT solution on the substrate with the plurality of 3D structures formed thereon, wherein the CNT solution is deposited into a portion of the transparent substrate where the 3D structures are not formed. Thus, the deposition mechanism of the CNT solution is controlled to thereby increase the transparency of the CNT film and the electrical conductivity of an electrode including the CNT film. | 12-16-2010 |
20110170042 | Reflective color filters and display devices including the same - A reflective color filter may include a substrate, a photonic crystal layer including a plurality of photonic crystal patterns, and a light energy conversion device. The substrate may be between the light energy conversion device and the photonic crystal patterns. A reflective display device may include a liquid crystal layer having a light transmittance that is electrically controlled, a thin film transistor (TFT)-array layer including a plurality of TFTs for driving the liquid crystal layer according to image information, and a reflective color filter adapted to reflect light having a wavelength band corresponding to a photonic band gap from among light incident through the liquid crystal layer. | 07-14-2011 |
20110223279 | NANO IMPRINT MASTER AND METHOD OF MANUFACTURING THE SAME - A nano imprint master and a method of manufacturing the same are provided. The method includes: implanting conductive metal ions into a substrate including quartz to form a conductive layer inside the quartz substrate; coating a resist on the quartz substrate in which the conductive layer is formed, to form a resist coating layer; exposing the resist coating layer to an electron beam to form micropatterns; etching the quartz substrate by using the resist coating layer, in which the micropatterns are formed, as a mask; and removing the resist coating layer to obtain a master in which micropatterns are formed. | 09-15-2011 |
20120056355 | PROCESS AND APPARATUS FOR ULTRAVIOLET NANO-IMPRINT LITHOGRAPHY - A process and an apparatus for performing a UV nano-imprint lithography are provided. The process uses a polymer pad which allows a uniform application of pressure to a patterned template and an easy removal of a residual resin layer. The apparatus includes a tilt and decentering corrector which allows an accurate alignment of layers during the nano-imprint lithography process. | 03-08-2012 |
20120249718 | PHOTONIC CRYSTAL COLOR PRINTING PAPER AND METHODS OF PRINTING AND FABRICATING THE SAME - A color printing paper includes a substrate having a printing region and a plurality of photonic crystal patterns formed on the printing region. The plurality of photonic crystal layer patterns have different respective optical reflection characteristics. The printing method includes selecting pixels including a plurality of photonic crystal layer patterns that express at least one of a red color, a green color, and a blue color, and changing optical reflection characteristics of at least a portion of the plurality of photonic crystal layer patterns of the selected pixels. | 10-04-2012 |
20120258283 | SUPER-HYDROPHOBIC SURFACE - A super-hydrophobic surface may include a first sink pattern and a second sink pattern disposed in a base. The first sink pattern may include first sink grooves extending below an upper surface of the base. The second sink pattern may include second sink grooves which have a size smaller than that of the first sink grooves. The second sink grooves may extend below the upper surface of the base (which may also be a wall of the first sink pattern). Thus, the super-hydrophobic surface may have a structure in which at least two sink patterns are included. | 10-11-2012 |
20130022327 | Manufacturing Method of Waveguide Having a Metal Alignment Mark - A waveguide structure includes a metal layer of a predetermined size on a substrate, a lower clad layer on the structure completely covering the metal layer, a core layer of a predetermined size on the lower clad layer at the location corresponding to the metal layer, and an upper clad layer thereon completely covering the core layer. | 01-24-2013 |
20130064918 | Apparatus comprising substrate and conductive layer - A nano imprint master and a method of manufacturing the same are provided. The method includes: implanting conductive metal ions into a substrate including quartz to form a conductive layer inside the quartz substrate; coating a resist on the quartz substrate in which the conductive layer is formed, to form a resist coating layer; exposing the resist coating layer to an electron beam to form micropatterns; etching the quartz substrate by using the resist coating layer, in which the micropatterns are formed, as a mask; and removing the resist coating layer to obtain a master in which micropatterns are formed. | 03-14-2013 |
20130075632 | SUPERHYDROPHOBIC ELECTROMAGNETIC FIELD SHIELDING MATERIAL AND METHOD OF PREPARING THE SAME - A superhydrophobic electromagnetic field shielding material includes a curable resin and a carbon material, the superhydrophobic electromagnetic field shielding material including at least two depression patterns on an exposed surface. The at least two depression patterns may include a first depression pattern including a plurality of grooves having a same shape and a second depression pattern including a plurality of grooves having a same shape. The carbon material may be about 3 wt % to about 20 wt % based on the total weight of the superhydrophobic electromagnetic field shielding material. | 03-28-2013 |
20140004325 | APPARATUS COMPRISING SUBSTRATE AND CONDUCTIVE LAYER | 01-02-2014 |
20140061975 | Process and Apparatus for Ultraviolet Nano-Imprint Lithography - A process and an apparatus for performing a UV nano-imprint lithography are provided. The process uses a polymer pad which allows a uniform application of pressure to a patterned template and an easy removal of a residual resin layer. The apparatus includes a tilt and decentering corrector which allows an accurate alignment of layers during the nano-imprint lithography process. | 03-06-2014 |
20140140045 | DISPLAY PANEL HAVING IMPROVED LIGHT-USE EFFICIENCY, DISPLAY DEVICE INCLUDING THE DISPLAY PANEL, AND METHOD OF MANUFACTURING THE DISPLAY PANEL - A display panel may include a plurality of opening regions controlling one of transmission and blocking of incident light to form an image, a non-opening region between the plurality of opening regions, the non-opening region configured to not transmit the incident light, and at least one oblique reflective plate in the non-opening region to obliquely reflect the incident light. | 05-22-2014 |
20140162406 | FLEXIBLE SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME - Provided is a method of transferring semiconductor elements formed on a non-flexible substrate to a flexible substrate. Also, provided is a method of manufacturing a flexible semiconductor device based on the method of transferring semiconductor elements. A semiconductor element grown or formed on the substrate may be efficiently transferred to the resin layer while maintaining an arrangement of the semiconductor elements. Furthermore, the resin layer acts as a flexible substrate supporting the vertical semiconductor elements. | 06-12-2014 |
20140242782 | METHODS OF TRANSFERRING SEMICONDUCTOR ELEMENTS AND MANUFACTURING SEMICONDUCTOR DEVICES - The present disclosure relates to a method of transferring semiconductor elements from a non-flexible substrate to a flexible substrate. The present disclosure also relates to a method of manufacturing a flexible semiconductor device based on the method of transferring semiconductor elements. The semiconductor elements grown or formed on a non-flexible substrate may be effectively transferred to a resin layer while maintaining an arrangement of the semiconductor elements. The resin layer may function as a flexible substrate for supporting the vertical semiconductor elements. | 08-28-2014 |