baber/WOPTO huggingface dataset:
Patent KR-20040024375-A (KR)
Title: Method for forming a metal layer in semiconductor fabricating
Inventor: JUN JONG SIK
IPC: C23C16/20
Filed: 2002-09-14
Abstract: PURPOSE: A method for forming a metal layer is provided to reduce contact resistance and interconnection resistance by completely filling a metal layer in a recess with a high aspect ratio even in a contact hole as well as a via hole wherein an aluminum layer is used as the metal layer. CONSTITUTION: A barrier metal layer(14) is consecutively formed on a substrate(10) with a recess so that the barrier metal layer is formed on the surface of the substrate and on the lower and side surfaces of the recess. The first metal layer is formed only on the substrate. A nitrogen plasma treatment is performed on the first metal layer to form the first metal layer made of nitrogen-containing insulation layer. The second metal layer is consecutively formed only on the lower and side surfaces of the metal barrier layer in the recess to form a liner. The third metal layer is formed on the substrate including the recess and the insulation layer to completely fill the recess.
Patent KR-20040028284-A (KR)
Title: Monitoring method of dip condition of shroud nozzle in continuous casting machine
Inventor: LEE JUNG JAE
IPC: B22D11/16
Filed: 2002-09-30
Abstract: PURPOSE: A method for monitoring the dipping state of ladle shroud nozzle of continuous casting machine is provided to monitor reoxidation of molten steel in real time and help control quality class by checking whether a lower part of shroud nozzle is dipped into molten steel of tundish and automatically monitoring dipping depth of the shroud nozzle. CONSTITUTION: The method comprises first step of proceeding a screen display step by judging that shroud nozzle is not dipped into molten steel in tundish if it is not the interlocking mode by judging whether it is a shroud device interlocking mode or not if continuous casting machine is operated, and proceeding the next step if it is the interlocking mode; second step of detecting the measured values by measuring detection values of ladle height, detection values of height of molten steel in tundish and detection values of ascending height of tundish respectively; third step of calculating dipping depth of the shroud nozzle according to standard values including preset standard ladle height value, standard shroud nozzle value, standard height value of molten steel in tundish and standard ascending position value of tundish and detection values including the measured detection values of ladle height, detection values of height of molten steel in tundish and detection values of ascending height of tundish; fourth step of judging whether the shroud nozzle is dipped into tundish molten steel or not according to the calculated dipping depth of the shroud nozzle; and fifth step of displaying on a screen the calculated dipping depth of the shroud nozzle and information on whether the shroud nozzle is dipped into tundish molten steel or not.
Patent KR-20020086371-A (KR)
Inventor: PARK JEONG HOON
IPC: G06F15/02
Filed: 2002-09-30
Abstract: PURPOSE: A portable terminal case is provided to embed a foldable keyboard and an extension pack like an extension memory device so that it makes it easy connecting a portable terminal to the keyboard and compensates for drawbacks of a conventional portable terminal, for example, a difficulty in inputting data or a memory shortage. CONSTITUTION: The device comprises a cradle(2), an extension pack(3), a keyboard(4), and a keyboard cover(5). The cradle(2) places a portable terminal on, for example, a PDA(Personal Data Assistant) or a PCS(Personal Communication System). When the portable terminal is placed on the cradle(2), a connection slot, formed at a bottom of the cradle(2) is connected to a slot of the portable terminal so that the data is communicated between the extension pack(3) and the portable terminal. The extension pack(3), such as an extension memory device and a wireless communication card, is installed at an upper part of a back side of a main body(B). An auxiliary battery(3a) can be installed at the back side of the main body(B) for supplying a power to the portable terminal while fixing the extension pack(3). The keyboard(4), foldable, is electrically connected to the main body(B), positioned on the back side of the main body and covered by the keyboard cover(5) when not used. The keyboard cover(5), supported by a hinge, rotates freely about a hinge axis.
Patent KR-20040029661-A (KR)
Title: A Watermarking System for Still Images, based on JPEG compression Process
Inventor: LEE WON HYUNG
IPC: G06T1/00
Filed: 2002-10-02
Abstract: PURPOSE: A watermarking system for a still image based on JPEG compression algorithm is provided to insert watermarks into contents including still images, thereby preventing the contents from being stolen by an optional attacker. CONSTITUTION: A system extracts DC coefficient values from each block of DCT(Discrete Cosine Transform) images, and configures basic matrices. The system performs a shuffling process for each of components by using a PRNG(Pseudo Random Number Generator), and compares position-converted component values with average values of peripheral components. If the component values are bigger than the average values of the peripheral components, the system increases the component values by 1. The system watermarks a matrix consisting of 1 and 0, and uses the matrix when proving owner
Patent KR-20040029777-A (KR)
Title: Spare tire fixing apparatus for car
Inventor: CHOI HYEON SEOK
IPC: B62D43/04
Filed: 2002-10-02
Abstract: PURPOSE: A spare tire fixing device for a vehicle is provided to easily separate and combine a spare tire and a carrier by rotating a supporting arm for supporting the spare tire in fixing the spare tire to the lower part of a truck and to simply perform a process by rotating the supporting arm by rotary power of a motor. CONSTITUTION: A spare tire fixing device for a vehicle is composed of a rotational body(20) for rotating by receiving rotary power of a motor(10) and forming a plurality of recessed grooves(22) at the inside; a changing tool(30) embedded in the rotational body and expanded by receiving air; a fixing tool(32) installed to the outer peripheral surface of the changing tool and inserted into the recessed groove when the changing tool is expanded; a switching device(14) for rotating a rotary rod(15) by switching the rotational direction of the rotary power generated at the motor; a up-and-down moving rod(16) for changing the rotary power of the rotary rod into rectilinear motions; a piston(51) moved by the up-and-down moving rod to generate pressure in a cylinder(50); an air tank(60) for storing pneumatic pressure generated at the cylinder connected to the changing tool by a connecting hose(61); a rotary arm(33) connected to the changing tool and combined with a first bevel gear(34) at the upper end; a supporting arm of which one end is combined with a second bevel gear(41) engaged with the first bevel gear and the other end is mounted with a fixing arm(42); and a carrier(71) installed to the lower end of the fixing arm to support a spare tire.
Patent KR-20020082187-A (KR)
Inventor: OH YOUNG TAE
IPC: B62M9/08
Filed: 2002-10-04
Abstract: PURPOSE: A device for changing centric and eccentric rotation of a rotating shaft of a bicycle wheel is provided to conveniently change the rotational direction of a rotating shaft of a bicycle wheel by using oil-hydraulic pressure and to maintain the function of the bicycle wheel even in a long distance travel or an accident. CONSTITUTION: Upon pressing a bicycle while an oil opening and closing valve(3) of a converter is opened, the rotating shaft of the bicycle pushes a mobile cylinder(6) below the converter. The oil in the cylinder is moved to the upper portion of the converter. If the opening and closing valve is shut off, the rotational center of a wheel is changed from the center to an eccentric position or from an eccentric position to the center. Thus, various riding effects are obtained.
Patent KR-20040035959-A (KR)
Title: Outer roter of oil pump
Inventor: LEE HAE CHANG
IPC: F01M1/02
Filed: 2002-10-14
Abstract: PURPOSE: A structure of an outer rotor of an oil pump is provided to be appliable to various engines and to reduce weight of the outer rotor by forming the outer rotor with a plurality of layers. CONSTITUTION: A water pump(20) is an internal gear pump stored in a pump chamber of a pump housing and rotated by a crankshaft, and comprises an inner rotor(30) axially coupled to an end of the crankshaft, and an outer rotor(40) stored in the pump chamber eccentrically to the inner rotor. The inner rotor has a shaft hole formed on a center thereof to allow the end of the crankshaft to be inserted thereto. The outer rotor is formed with a plurality of layers. Widths of the layers are 1/3-1/5 of width of the inner rotor so that the outer rotor corresponding with the inner rotor comprises 3-5 of the layers. The layers are divided into outer layers(41) placed on outer side, and inner layers(42) placed between the outer layers. Weight reducing holes(43) are formed on the inner layers to reduce weight of the outer rotor.
Patent KR-20040033565-A (KR)
Title: Home gateway switch structure for guaranteeing quality of service between various kind of protocol
Inventor: CHOI GWANG SUN
IPC: H04L12/66
Filed: 2002-10-15
Abstract: PURPOSE: A home gateway switch structure for ensuring QoS(Quality of Service) between different kinds of protocol is provided to guarantee QoS between respectively different protocols. CONSTITUTION: A packet processing part(100) encapsulates a common protocol header at the front end of a switching block in order to switch various packets of various protocols. A segmentation/Reassembly part(104) segments various protocol packets, supplied from the packet processing part(100) into many sub packets at a size of 256 bytes. A switching part(102) receives the 256-byte segmented packets, supplied from the segmentation/Reassembly part(104), through a bus controller(110), classifies the QoS of the received packets through a QoS/priority controller(114), and classifies the priority according to a priority algorithm. Then the switching part(102) stores the QoS/priority-classified packets respectively in a QoS buffer and a priority buffer, allocated to the first memory(120) in an external packet memory part(118), through a memory controller(112).
Patent KR-20040033944-A (KR)
Title: Apparatus and method for cdntrolling quantity of flow
Inventor: WOO GYEONG SEOP
IPC: F16K31/04
Filed: 2002-10-16
Abstract: PURPOSE: A flow control device and method is provided to precisely control the flow of fluid by using a step motor and controlling the flow of the fluid by stages. CONSTITUTION: In a flow control device including a step motor, a fluid inlet is formed at an upper cover(1) fixed to the upper part of a first bobbin. A rotor(10) is fixed to a rotor magnet(8). Fluid is introduced into the inner circumference of the rotor through the fluid inlet. A first flow control hole(11-1) and a flow control groove(11-2) are formed at a flow control plate(11). A second flow control hole and a shut-off hole(12-4) are formed at a shut-off plate(12). The flow of the fluid is controlled by the flow control holes, the flow control groove, and the shut-off hole. The fluid is discharged through a flow discharge hole formed at a lower cover(19) fixed to the lower part of a second bobbin.
Patent KR-20040037514-A (KR)
Title: Paper supply cassette automatic ejecting apparatus
Inventor: PARK YONG MYEON
IPC: B41J11/14
Filed: 2002-10-29
Abstract: PURPOSE: An apparatus for automatically ejecting a paper feeding cassette is provided to improve convenience of use by allowing a user to visually detect the paper feeding cassette when papers contained in the paper feeding cassette are consumed. CONSTITUTION: An apparatus for automatically ejecting a paper feeding cassette includes a driving source(10) installed in a body(1) of a printing device, a rack gear section(21) provided in the paper feeding cassette(20), an engagement gear(30) installed in the body(1) such that the engagement gear(30) is meshed with the rack gear section(21), and a power transmission/shut unit. The driving source(10) is fixed to the body(1) and includes a reversible motor. The reversible motor drives a pickup roller for feeding papers. A shaft(23) is installed in the paper feeding cassette(20) in vertical to a paper feeding direction.
Patent KR-20030038479-A (KR)
Title: Use of particular aminosilicones as a post-treatment of processes for coloring keratin fibers with direct dyes or with oxidation dyes
Inventor: GAWTREY JONATHAN
IPC: A61K8/89
Filed: 2002-11-07
Abstract: PURPOSE: A composition comprising at least one particular aminosilicone the is provided which is used, as a post-treatment of a process for coloring, with direct dyes or with oxidation dyes, human keratin fibers, such as hair. CONSTITUTION: A process for post-treating keratin fibers that have been subjected to a process for coloring with at least one dye chosen from direct dyes and oxidation dyes, is characterized by comprising applying a post-treatment composition comprising at least one aminosilicone chosen from formulae(I), wherein m and n are numbers with a sum (n+m) ranging from 1 to 1000, n is a number ranging from 0 to 999, and m is a number from 1 to 1000; and R1, R2 and R3, which may be identical or different, are chosen from a hydroxyl radical and C1-C4 alkoxy radicals, at least one of the radicals R1 to R3 being an alkoxy radical, and (II), wherein, p and q are numbers with a sum (p+q) ranging from 1 to 1000, p is a number ranging from 0 to 999, and q is a number ranging from 1 to 1000; and R1 and R2, which are different, are chosen from a hydroxyl radical and C1-C4 alkoxy radicals, at least one of the radicals R1 and R2 being an alkoxy radical.
Patent KR-20040040613-A (KR)
Title: Impact absorbing type steering column
Inventor: LEE IN U
IPC: B62D1/19
Filed: 2002-11-07
Abstract: PURPOSE: An impact-absorbing steering column is provided to protect a driver by absorbing impact force while an elastic member of a coil shape is spread by collision energy transmitted to the steering column and improve efficiency by simplifying the impact-absorbing structure. CONSTITUTION: In an impact-absorbing steering column, a bracket(210) is disposed to the periphery of the steering column. Both sides of an elastic member(220) are rolled inside the bracket. The impact-absorbing steering column absorbs impact force by the elastic force generated when the elastic member is spread through the movement of a guide pin. The impact-absorbing steering column comprises the bracket integrally forming a fitting protrusion(214) to a side of the lower part of a guide(212) the free end of which is open; the elastic member of a coil shape forming plural fitting units(222) to the upper part; and the guide pin. The fitting units are fitted into the upper part of the bracket and a coil shaped-part is disposed in the bracket. The guide pin is fitted into the center of the coil shaped-part and is moved along the guide.
Patent KR-20030009238-A (KR)
Title: The Port-Logistics Monitoring-Control and Traffic Information System Using FM DARC and Mobile Communication
Inventor: LEE CHANG HO
IPC: G08G1/0968
Filed: 2002-11-08
Abstract: PURPOSE: A harbor logistics control system and a traffic information supply system by using an FM DARC and a mobile communication are provided to effectively control the movement of harbor logistics and to improve the throughput in response to the increasement of the flow amount of the supply of goods. CONSTITUTION: A harbor logistics control system and a traffic information supply system by using an FM DARC and a mobile communication includes the functions of: supplying a character information service(1) to an FM DARC receiver(8) by transmitting the character information service(1) such as a weather, stock, sports, news or the like and DGPS position error correction data(3) to an FM DARC service center(2) by using a conventional FM DARC; perceiving the correct position of a vehicle by the FM DARC receiver(8) incorporated into the vehicle by using the DGPS position error correction data(3) and the GPS position information received from the GPS receiver; transferring the position information corrected in the position information error and the vehicle information to a harbor logistics control center(4) through the wireless communication network(6); constructing the database by data mining the moving distance and position in response to the driving speed and the traffic jam information at the harbor logistics control center(4); and supplying the traffic information together with the harbor logistics information to the vehicle through the FM DARC service.
Patent KR-20040040814-A (KR)
Title: Optical discharger and printer therewith
Inventor: SHIN JUNG GWANG
IPC: G03G15/02
Filed: 2002-11-08
Abstract: PURPOSE: An erasing device and an electrophotographic-type imaging device having the same are provided to considerably erase a surface potential of a photoconductive drum at a low cost by emitting light with a wavelength band same with a wavelength band of the photoconductive drum by a universal emitting diode. CONSTITUTION: An erase lamp(7b) is installed in a frame(7a). An erase filter(7c) is installed in a front end of the frame(7a) for converting an optical source emitted from the erase lamp(7b) into an optical source same with a wavelength band of a photoconductive drum. The erase filter(7c) is an infrared filter of a glass type. The erase filter(7c) is an infrared filter of a plastic type. The erase filter(7c) has a wavelength band same with the maximum value of the photosensitivity of the photoconductive drum.
Patent KR-20040041262-A (KR)
Title: Pixel array for Detector with thin film transistor and method for fabrication of the same
Inventor: CHO SEONG MOK
IPC: G01J1/02
Filed: 2002-11-09
Abstract: PURPOSE: A pixel array for a detector having a TFT(Thin Film Transistor) structure and a manufacturing method thereof are provided to be capable of preventing the attenuation of detected gas or infrared ray information in short time due to thermal conductivity. CONSTITUTION: A pixel array for a detector is provided with a semiconductor substrate(31) having an IC(Integrated Circuit) for reading, a detecting part separated from the semiconductor substrate as much as the height of an air gap, an insulating pillar(35a) for physically connecting the detecting part with the semiconductor substrate. Preferably, the pixel array further includes a protecting layer for enclosing the detecting part. Preferably, the insulating pillar and the protecting layer are made of a silicon nitride layer. Preferably, the detecting part includes a silicon layer, a gate isolating layer(38) on the silicon layer, a gate made of a detecting layer and an absorbing layer(40), a channel region(44) in the silicon layer, and a source/drain region(41a,42a) at both sides of the gate in the silicon layer.
Patent KR-20040042720-A (KR)
Title: METAL ION-IMPREGNATED POROUS CATALYST, METHOD FOR PREPARING THE SAME AND METHOD FOR PREPARING ε-CAPROLACTAM USING THE SAME
Inventor: EO YONG SEON
IPC: B01J21/08
Filed: 2002-11-15
Abstract: PURPOSE: Provided are a metal ion impregnated porous catalyst and a method for preparing thereof, which is able to increase the yield of a conversion rate of cyclohexanone oxime and ε-caprolactam and provides safe, economical, environmental-friendly and life span extended metal ion, and a method for preparing ε-caprolactam from cyclohexanone oxime using the catalyst. CONSTITUTION: The metal ion impregnated porous catalyst has pores formed by metal oxide pillar introduced between layers of layered silica compound, wherein the metal ion is impregnated in pores. The method comprises steps of (a) synthesizing a layered silica compound; (b) acid-ion exchanging the synthesized layered silica compound by acid titration; (c) forming pores between layers of layered silica compound by adding organic metal to the acid-ion exchanged layered silica compound and sintering; and (d) supporting the surface of the pores in metal ion by adding an aqueous solution of the metal ion thereto and sintering. The ε-caprolactam is prepared by gaseous beckmann conversion of cyclohexanone oxime solution using the metal ion impregnated porous catalyst.
Patent KR-20040043988-A (KR)
Title: holder assembly of apparatus for fabricating a semiconductor device
Inventor: CHO HYO SANG
IPC: H01L21/68
Filed: 2002-11-20
Abstract: PURPOSE: A hold assembly of a semiconductor fabrication system is provided to prevent interruption of a fabrication process by loading correctly a semiconductor substrate on the holder of a holder assembly. CONSTITUTION: A hold assembly of a semiconductor fabrication system includes a holder and a guide. A semiconductor substrate is loaded on an upper surface of the holder(300). The guide(310) is formed around a circumference of the holder. The guide is used for sliding the semiconductor substrate to a center part of the holder when the semiconductor substrate is loaded on the upper surface of the holder. The length of the guide is more than 7mm. The guide has a gradient over 20 degrees between a vertical line of the holder and the outside of the holder. A coating layer(310a) including WC/Co is formed on the guide.
Patent KR-20040044739-A (KR)
Title: getters cutting machine
Inventor: LIM SE DO
IPC: H01J7/18
Filed: 2002-11-21
Abstract: PURPOSE: A getter cutting machine is provided to achieve improved productivity by automatically supplying getter bars and cutting the getter bars into getter electrodes having predetermined length. CONSTITUTION: A getter cutting machine comprises a tray unit for supplying a getter bar(100); a feeding unit for feeding the getter bar at a predetermined speed; and a cutting unit(30) for cutting the getter bar into a getter electrode having a predetermined length. The cutting unit includes a stopper(31) for stopping the getter bar fed from the feeding unit; a cutter(33) arranged above the stopper, and which cuts the getter bar by being lowered by a cylinder(32); a stripper(34) arranged at the side of the cutter, and which has a front end protruded further than the cutter, and contacts the getter bar when lowered so as to prevent the movement of the getter bar; a pusher(36) having a front end protruded less than the stripper, and which pushes the cut getter electrode to a collecting box(43) when lowered; a knock pin(35) which is lowered together with the cutter, and rotates the stopper prior to cutting of the getter bar so as to avoid the contact between the getter bar and the stopper; a cutting die(40) arranged to correspond to the cutter, and which cooperates with the cutter so as to cut the getter bar; and an air nozzle arranged at the side of the cutting die, and which removes fragments of getter bar by blowing air toward the getter bar.
Patent KR-20040050100-A (KR)
Title: Structure of two stage inter digital band pass filter
Inventor: JUNG MIN GIL
IPC: H01P1/203
Filed: 2002-12-09
Abstract: PURPOSE: A structure of a two-level interdigital band pass filter is provided to reduce a size of a band pass filter below 1/4 λ by forming the band pass filter with a crook structure instead of a straight line structure. CONSTITUTION: A two-level interdigital band pass filter includes a plurality of micro strip lines or a plurality of strip lines and four or more crooks. The strip lines(110) of the two-level interdigital band pass filter have a symmetric structure. In addition, the strip lines of the two-level interdigital band pass filter are formed with a structure having four crooks(120) or a structure having six crooks. The radius of curvature of the crook is two or more percent of 1/4 λ.