Patent application number | Description | Published |
20110189406 | METHOD OF FORMING GRAPHENE LAYER - The present invention relates to a method of forming a graphene layer, and, more particularly, to a method of forming a graphene layer which is a two-dimensional thin film composed of carbon atoms arranged in a honeycomb-style lattice and having one atom thick and which is put to practical use in the field of electric devices, transparent electrodes or microwave circuits. The method includes the steps of: (a) forming a metal thin film on a substrate; (b) injecting carbon ions into the metal thin film; and (c) heat-treating the carbon ions injected into the metal thin film to form a graphene layer on the metal thin film. The method is advantageous in that a graphene layer is formed by uniformly injecting an accurate amount of carbon ions into a metal thin film depending on the maximum solubility of carbon in the metal thin film and then heat-treating the injected carbon ions, thus uniformly forming the graphene layer on the metal thin film. | 08-04-2011 |
20120261645 | Graphene Device Having Physical Gap - Disclosed herein is a graphene device having a structure in which a physical gap is provided so that the off-state current of the graphene device can be significantly reduced without having to form a band gap in graphene, and thus the on/off current ratio of the graphene device can be significantly increased while the high electron mobility of graphene is maintained. | 10-18-2012 |
20120281484 | NON-VOLATILE MEMORY DEVICE AND MOSFET USING GRAPHENE GATE ELECTRODE - Disclosed herein is a method of remarkably improving the memory characteristics of a non-volatile memory device and the device reliability of the MOSFET using graphene which is a novel material that has a high work function and does not cause the deterioration of a lower insulating film. | 11-08-2012 |
20120313079 | GRAPHENE ELECTRONIC DEVICES HAVING MULTI-LAYERED GATE INSULATING LAYER - A graphene electronic device includes a multi-layered gate insulating layer between a graphene channel layer and a gate electrode. The multi-layered gate insulating layer includes an organic insulating layer and an inorganic insulating layer on the organic insulating layer. | 12-13-2012 |
20140295080 | Board and Method for Growing High-Quality Graphene Layer - This invention relates to a board and method for forming a graphene layer, and more particularly, to a board for use in forming a graphene layer, which has a structure able to improve properties of the graphene layer formed thereon, and to a method of forming a high-quality graphene layer using the same. The board of the invention includes a board layer, a metal catalyst layer formed on the board layer and functioning as a catalyst for forming the graphene layer, and a stress reduction layer disposed between the board layer and the metal catalyst layer so as to reduce stress of the metal catalyst layer, wherein the stress reduction layer able to reduce stress of the metal thin film is provided, thus improving crystallinity and surface roughness of the metal thin film, thereby effectively forming a high-quality graphene layer. | 10-02-2014 |
20140299975 | Method and Board for Growing High-Quality Graphene Layer Using High Pressure Annealing - This invention relates to a method and board for forming a graphene layer, and more particularly, to a method of forming a high-quality graphene layer using high pressure annealing and to a board used therein. The method of forming the graphene layer includes forming a reaction barrier layer on a substrate layer, forming a metal catalyst layer which functions as a catalyst for forming the graphene layer on the reaction barrier layer, subjecting a board including a stack of the layers to high pressure annealing, and growing the graphene layer on the metal catalyst layer. This board is subjected to high pressure annealing before growth of the graphene layer, and the reaction barrier layer is formed using a material having high adhesion energy to the metal catalyst layer so as to suppress migration of metal catalyst atoms. | 10-09-2014 |
20150280011 | Method of Manufacturing N-Doped Graphene and Electrical Component Using NH4F, and Graphene and Electrical Component Thereby - This disclosure relates to a method of manufacturing n-doped graphene and an electrical component using ammonium fluoride (NH | 10-01-2015 |
20160056360 | Flexible Thermoelectric Device Using Mesh Type Substrate and Manufacturing Method Thereof - The present invention relates to a flexible thermoelectric device and a manufacturing method thereof, and a thermoelectric material is formed on a mesh type substrate made of a glass fabric, and the like. According to the present invention, since the thermoelectric material is supported by a mesh type substrate without a substrate made of alumina, and the like, the thermoelectric device has a high flexibility and a light weight, and thermal loss is minimized by the substrate to maximize thermoelectric efficiency. | 02-25-2016 |
Patent application number | Description | Published |
20140119714 | METHOD OF REPRODUCING A STILL PICTURE FROM A RECORDING MEDIUM, METHOD OF DECODING THE STILL PICTURE AND THE RECORDING MEDIUM - In the method, video data is reproduced from the recording medium, and an I-picture and a number of P-pictures are output as a still picture based on the reproduced video data. The output data may then be received and decoded for display. | 05-01-2014 |
20140126880 | RECORDING MEDIUM CONTAINING MOVING PICTURE DATA AND ADDITIONAL INFORMATION THEREOF AND REPRODUCING METHOD AND APPARATUS OF THE RECORDING MEDIUM - A method and an apparatus for retrieving information for managing video data involving link information associating metadata with the video data. A metadata indicator is used to indicate that metadata exists in a stream with the linking information. Link information also associates the metadata with location information to identify where additional information on the video data, which is described by the metadata, may be found. Using the method or apparatus, a single metadata unit is able to be associated with a plurality of video data units, or a plurality of metadata units are able to be associated with a single video data unit, in order to provide more information on the video data. | 05-08-2014 |
20140178037 | METHOD AND APPARATUS FOR RETRIEVING METADATA FOR MANAGING VIDEO DATA - A method and an apparatus for retrieving information for managing video data involving link information associating metadata with the video data. A metadata indicator is used to indicate that metadata exists in a stream with the linking information. Link information also associates the metadata with location information to identify where additional information on the video data, which is described by the metadata, may be found. Using the method or apparatus, a single metadata unit is able to be associated with a plurality of video data units, or a plurality of metadata units are able to be associated with a single video data unit, in order to provide more information on the video data. | 06-26-2014 |
20150093095 | RECORDING MEDIUM CONTAINING MOVING PICTURE DATA AND ADDITIONAL INFORMATION THEREOF AND REPRODUCING METHOD AND APPARATUS OF THE RECORDING MEDIUM - A method and an apparatus for retrieving information for managing video data involving link information associating metadata with the video data. A metadata indicator is used to indicate that metadata exists in a stream with the linking information. Link information also associates the metadata with location information to identify where additional information on the video data, which is described by the metadata, may be found. Using the method or apparatus, a single metadata unit is able to be associated with a plurality of video data units, or a plurality of metadata units are able to be associated with a single video data unit, in order to provide more information on the video data. | 04-02-2015 |
Patent application number | Description | Published |
20090057466 | Seat belt retractor - Provided is a seat belt retractor capable of having its assembly readily performed to increase assembly efficiency, simplifying shapes of components to readily manufacture the retractor and reduce manufacturing cost, and preventing a webbing from being hooked when the webbing is rewound. The seat belt retractor includes a housing constituting a main body of the seat belt retractor, a guide drum rotatably installed in the housing, a connector inserted into one side of the guide drum, a base member surrounding the connector, a gear member inserted into the base member, a cylinder for operating the gear member, a torsion bar inserted into the guide drum, a locking member fixedly inserted between the torsion bar and the guide drum, a locking clutch installed at one surface of the locking member, a mechanism cover installed at one surface of the locking clutch, and a friction spring installed in the mechanism cover to stop operation of a lock arm fixed to the locking clutch. | 03-05-2009 |
20090057467 | Cover structure of seat belt retractor - Provided is a cover structure of a seat belt retractor including a mechanism cover having a latch formed at a cylindrical inner periphery thereof and a vehicle sensor installed at a lower part thereof, in order to reduce assembly time of the vehicle sensor, characterized in that the mechanism cover has an accommodating part having an opened lower surface for disposing the vehicle sensor therein, the accommodating part has a fixing hole formed at one side surface thereof, and the vehicle sensor has a fixing projection projecting from a position corresponding to the fixing hole. | 03-05-2009 |
20090057468 | Torsion bar support structure of seat belt retractor - Provided is a torsion bar support structure of a seat belt retractor capable of smoothly rotating a rotary torsion bar and preventing deformation of the torsion bar due to moment applied to the torsion bar by coupling support members to both ends of the torsion bar. The torsion bar support structure of a seat belt retractor includes a housing constituting a main body of the seat belt retractor, a guide drum rotatably coupled to the housing, a torsion bar inserted into the guide drum, a base member fixed to one side of the housing, a locking member fixed to the other side of the housing, and a cylinder accommodating a piston therein to rotate a gear member fixed to the base member, the structure including: a bearing member coupled to the gear member, and a cap surrounding a cover fixing shaft projecting from the locking member, wherein the bearing member and the cap rotatably support the torsion bar when rotation moment is applied in a circumferential direction and an axial direction of the torsion bar. | 03-05-2009 |
20090057469 | Locking member mounting structure of seat belt retractor - Provided is a locking member mounting structure of a seat belt retractor including: a locking base coupled to one side of a guide drum; a locking clutch rotatably coupled to one side surface of the locking base; a lock arm coupled to one side surface of the locking clutch so as to rotate at a predetermined angle; and a mechanism cover covering the locking clutch and the lock arm, wherein a leaf spring is fixed to extend to one side from a boss formed in the center of the locking clutch, and a fixing piece projects from one surface of the lock arm so as to be fixed to the leaf spring. | 03-05-2009 |
20090134691 | Cylinder in pretensioner for seat belt retractor and pretensioner for seat belt retractor employing the same - Provided is a pretensioner for a seat belt retractor. The pretensioner for a seat belt retractor of a vehicle includes a torsion bar on which a webbing is wound; a gear member connected to the torsion bar; a base member with which the gear member is meshed and through which the torsion bar passes; a cylinder having a movement guide hole formed therein to supply a gas upon rapid deceleration of the vehicle; a piston having a rack formed at a side surface thereof in a longitudinal direction to be meshed with the gear member and moved along the movement guide hole upon supply of a gas, and; a cylindrical sealing operation part integrally formed with a bottom of the piston and projecting therefrom; and a sealing part coupled to an outer periphery of the sealing operation part to seal between the piston and an inner wall of the cylinder, wherein the base member has a hooking means for hooking the piston to a rack. Since the rack of the piston is hooked by the hooking means and assembled thereto, it is possible to form an appropriate gap (or a marginal space) between the sealing part and the straight movement guide hole. | 05-28-2009 |
20090189006 | Locking Unit For Seat Belt Retractor - The present invention provides a locking unit for a seat belt retractor which is provided on one end of a spool, around which a seat belt is wound. The locking unit of the present invention locks the seat belt when the seat belt is rapidly unwound and prevents the seat belt from being locked when it is retracted. The locking unit includes a locking arm, a central gear, which is unrotatably provided on the center of the spool, an actuating gear, and a locking pin, which stops a locking protrusion of the locking arm when the belt is retracted. | 07-30-2009 |
Patent application number | Description | Published |
20080312515 | System and method for providing cardiovascular disorder diagnosis services - System and method provide an on-line high-performance diagnosis service for cardiovascular disorders. A client requests a high-performance diagnosis by transmitting real electrocardiographic treatment data and magnetocardiographic treatment data of a human body being a treatment object and virtual heart simulation parameters to a medical service server. The medical service server, in response to the diagnosis request, analyzes the real electrocardiographic treatment data to generate an electrocardiographic analysis result, and performs a virtual heart simulation using the simulation parameters to generate a pseudo electrocardiogram and magnetocardiogram. Further, the medical service server determines a disease state of the human body on the basis of the electrocardiographic analysis result, the magnetocardiographic treatment data and the pseudo electrocardiogram and magnetocardiogram, and generates definitive diagnosis data through comparison among the real magnetocardiographic treatment data, the electrocardiographic analysis result, the disease state, and a diagnosis criteria. The definitive diagnosis data is provided to the client. | 12-18-2008 |
20110318275 | MULTIFUNCTIONAL CONTRAST AGENT USING BIOCOMPATIBLE POLYMER AND PREPARATION METHOD - The present invention relates to a biocompatible contrast agent and a method of its preparation. More particularly, the present invention relates to a multifunctional contrast agent manufactured by prepairing a novel polysuccinimide-based polymer by introducing an alkanolamine group to the main group of the polysuccinimide in addition to a biocompatible hydrophilic group, which improves bioavailability, and a hydrophobic group, which enables to maintain the form of stable nanoparticles during the formation of nano particles for a long period of time and to encapsulate a hydrophobic anticancer agent. | 12-29-2011 |
Patent application number | Description | Published |
20080267595 | Recording Medium and Apparatus and Method for Recording and Reproducing Data on the Same - AV stream files and management files are initially recorded in a data recordable area (open), which is included in a user data area of an optical disc. File system information is further recorded in the data recordable area after the recordation of the management files, where the file system information is associated with the AV stream files and the management files. After the recordation of the file system information, the data recordable area is closed. Attribute information including last recorded address of the closed data area is recorded in a temporary disc management area of the optical disc. | 10-30-2008 |
20090003173 | Recording Medium and Method and Apparatus for Recording Data on the Same - AV stream files and original management files are initially recorded in a first data recordable area of an optical disc. After the recordation of the original management files in the first data recordable area, at least one backup management file is recorded in a second recordable area of the disc. When associated original file system information is recorded in the first data recordable area after the recordation of the backup management file, backup file system information is recorded in a third data recordable area. All of the first, second, and third data recordable areas are closed after the recordation of the backup file system information. | 01-01-2009 |
20130209064 | METHOD AND APPARATUS FOR RETRIEVING METADATA FOR MANAGING VIDEO DATA - A method and an apparatus for retrieving information for managing video data involving link information associating metadata with the video data. A metadata indicator is used to indicate that metadata exists in a stream with the linking information. Link information also associates the metadata with location information to identify where additional information on the video data, which is described by the metadata, may be found. Using the method or apparatus, a single metadata unit is able to be associated with a plurality of video data units, or a plurality of metadata units are able to be associated with a single video data unit, in order to provide more information on the video data. | 08-15-2013 |
Patent application number | Description | Published |
20110109558 | BUTTON EXTENSION TYPE LETTER INPUT SYSTEM FOR TOUCH SCREEN - A method for inputting key-extension letters is provided. The method is adapted to a touch screen installed to a mobile device or a stationary communication device. The method includes: (1) allocating representative letters to 12 keys, including the number, * and # keys, or to a corresponding number of keys, respectively; (2) arranging, if one of the keys is pressed, keys to which numbers, consonants, vowels, letters, or symbols are allocated, around the pressed key, wherein the numbers, consonants, vowels, letters, or symbols (hereinafter called ‘first related letters’) are related to a representative letter assigned to the pressed key; (3) inputting, when an object (a user' s finger, etc.) moves from the pressed key to other keys to which the first related letters are assigned without losing the contact of the pressed key and then releases the pressing operation from the pressed key or a corresponding key, the representative letter or one of the first related letters assigned to the corresponding key to the touch screen; and (4) arranging, when the key to which one of the first related letters is assigned is pressed, keys to which second related letters, related to a first related letter assigned to the pressed first related-letter key, are assigned, around the first related letter key. | 05-12-2011 |
Patent application number | Description | Published |
20100032831 | BUMP STRUCTURE FOE SEMICONDUCTOR DEVICE - There is provided a bump structure for a semiconductor device, comprising a first metal layer, and a second metal layer electrically connected to the first metal layer so as to be integrally formed with the first metal layer, and electrically connected to electrode pads of the semi-conductor device, in which the second metal layer is composed of one or more metals or alloys having the melting point higher than the melting point of the first metal layer or the eutectic temperature of the first metal layer and another substance when the first metal layer makes a fusion reaction to the surface of the another substance. Preferably, the second metal layer may have a thickness greater than that of the first metal layer. The bump structure may further comprise a diffusion prevention layer between the first metal layer and the second metal layer. | 02-11-2010 |
20100230810 | FLIP CHIP SEMICONDUCTOR PACKAGE AND FABRICATION METHOD THEREOF - There is provide a flip chip semiconductor package comprising: an electrode pad formed a semiconductor substrate; a lower metal bonding layer formed on the electrode pad; an upper metal bonding layer formed on the lower metal bonding layer and having a post shape of a predetermined height; and a conductive bump formed on the upper metal bonding layer, and a solder bump covers at least partially the surface of the upper metal bonding layer. An insulating layer for electrode reconfiguration is formed around the electrode pad on the substrate, and the insulating layer has a predetermined thickness to prevent the penetration of a particles from the solder bump. The semiconductor package may further comprise an oxidation preventing layer between the solder bump and the upper metal bonding layer. In accordance with the present invention, there is realized the flip chip semiconductor package which improves the adhesive strength of the solder bump and which more improves the reliability in the flip chip bump structure of fine pitches. | 09-16-2010 |
20120146216 | SEMICONDUCTOR PACKAGE AND FABRICATION METHOD THEREOF - A semiconductor package is provided. The package includes a package substrate with a first surface and a second surface on the opposite side, and a plurality of via sets connecting vertically the first surface with the second surface, said via sets having a plurality of micro vias and filled with conductive material. The micro vias are grouped together, and the distance between micro vias in the via set is smaller than the distance between neighboring via sets. | 06-14-2012 |