baber/WOPTO huggingface dataset:
Patent KR-20030008053-A (KR)
Title: Method for forming isolation layer in semiconductor device
Inventor: KIM YONG CHAN
IPC: H01L21/76
Filed: 2001-07-12
Abstract: PURPOSE: A method for forming an isolation layer of a semiconductor device is provided to improve an electrical characteristic of the semiconductor device by preventing generation of moat in a process for forming an isolation layer. CONSTITUTION: The first oxide layer and a nitride layer are formed on a semiconductor substrate(20). A nitride layer pattern is formed by etching the nitride layer of an isolation region. The oxide layer and the semiconductor substrate(20) are etched and a trench is formed by using the nitride layer pattern as an etch mask. A thermal oxide layer(28) is formed within the trench. The second oxide layer(30) is formed on the nitride layer pattern and the trench. The nitride layer pattern is removed to expose an upper surface of the second oxide layer(30). The third oxide layer is formed thereon. A spacer(100) is formed on both sidewalls of the second oxide layer(30) by etching the third oxide layer.
Patent KR-20030006428-A (KR)
Title: Gate of semiconductor device and the method of fabricating thereof
Inventor: HO WON JUN
IPC: H01L21/336
Filed: 2001-07-12
Abstract: PURPOSE: A gate of a semiconductor device and a method for forming the same are provided to restrain contamination and oxidation of a tungsten layer by preventing the exposure of the tungsten layer. CONSTITUTION: A gate oxide layer(202) is formed on a semiconductor substrate(200). The first poly layer(204) is formed on the gate oxide layer(202). An etch stop layer(206) is formed on the first poly layer(204) under atmospheric pressure within the same chamber. The second poly layer(208) is formed on the etch stop layer(206) under low temperature within the same chamber. A trench is formed to expose a surface of the etch stop layer(206). The first TiN layer(210) is formed on the inside of the trench and the second poly layer(208). A tungsten layer(212) is formed on the third TiN layer(210) within the trench. The second TiN layer(214) is formed on the tungsten layer(212) and the first TiN layer(210).
Patent KR-20020007222-A (KR)
Inventor: JUNG HUN
IPC: G06F17/00
Filed: 2001-07-14
Abstract: PURPOSE: A song service system using the Internet and a method thereof are provided to let a user store the voice and image recorded in a singing room in a server through the Internet and download the voice and image by connecting to the Internet. CONSTITUTION: The method comprises steps a user selecting a song through a Karaoke(S401), storing analog audio/video data including accompaniment in a memory buffer by converting into MP3(MPEG Audio Layer-3) or MPEG(Motion Picture Experts Group) format via a real time audio encoder or an audio/video encoder(S403), displaying a screen for asking the storage of the audio/video data in a server(S405), the user requesting the input of the audio/video data in the server(S407), receiving ID(Identification) of the audio/video file stored in the memory buffer by requesting ID to the server(S409), displaying the ID on the screen(S411), receiving the name of the user via a key pad(S413), stream packeting the address of the singing room, registry information of the Karaoke and the audio/video file in the memory buffer(S415), transmitting the stream packet to the server(S417), and deleting the audio/video data in the memory buffer(S419).
Patent KR-20030016458-A (KR)
Title: method for inter-locking tool induce shift data in overlay measuring apparatus
Inventor: KIM SANG GYEONG
IPC: H01L21/66
Filed: 2001-08-16
Abstract: PURPOSE: A method for inter-locking tool induce shift data in overlay measuring equipment is provided to obtain an accurate align value by setting up a job file having a good reading accuracy and using the job file in a mass production. CONSTITUTION: Predetermined tool induce shift data is received and stored. The tool induce shift data is received from a measuring unit for measuring the overlay of a wafer by setting up and executing the job file. The measured tool induce shift data is compared with the stored tool induce shift data to determine whether the error value of the comparison result falls within a predetermined range. When the error value falls outside the predetermined range, an interlock function is performed to stop updating the tool induce shift data and to display an error state.
Patent KR-20030016714-A (KR)
Title: An order processing system via internet
Inventor: PARK HYEON CHEOL
Filed: 2001-08-21
Abstract: PURPOSE: An Internet order system is provided to improve reliability of ordering process and to use a terminal for seller so as to adapt an environment, which is not use an Internet computer. CONSTITUTION: The terminal for a seller comprise an order button(311), business button(312) for providing business beginning information to the web server, a menu button(313), a printing part(316) for printing ordering list, an LCD(315) displaying the ordering list, an input device(314) providing processing result to the web server, a communication connector(317), and a voice output part(318) outputting ordering information form the web server with voice.
Patent KR-20030034268-A (KR)
Title: Stress analysis method based on Mixed Volume and Boundary Integral Equation Method
Inventor: AL AJIT K
IPC: G01L1/00
Filed: 2001-08-27
Abstract: PURPOSE: A method for analyzing stress based on a mixed volume and boundary integral equation method is provided to efficiently analyze a stress intensity factor at a cracking opening when static and dynamic load act on a containing body or a solid body including a hole or crack. CONSTITUTION: A mixed volume and boundary integral equation method model is generated by using an FEM(Finite Element Method) preprocessor. Data output from the FEM preprocessor is converted into mixed volume and boundary integral equation method input data. The generated input data is analyzed by using a mixed volume and boundary integral equation method program. The result of the analysis is converted into data to be postprocessed in an FEM postprocessor. The FEM postprocessor postprocesses the data.
Patent KR-20030020489-A (KR)
Title: A repair and maintenance system in real-time on the internet and the method of that
Inventor: AN HYUN KU
Filed: 2001-08-29
Abstract: PURPOSE: A system and a method for real-time repair and maintenance through the Internet are provided to perform repair and maintenance easily without a direct visit of an expert engineer by processing a maintenance service in the real-time through the link with a server or a maintenance manger via an Internet network. CONSTITUTION: A group server(200) is connected to a manager PC(300) and a user PC(400) through the Internet network(100). The group server(200) progresses the maintenance service, makes a situation for the maintenance server into the data and fixes a maintenance manager needed to progress the service. The group server(200) includes a main server(201), a web server(202), a distributed server(203) and a database server(204). A maintenance supporting device(301) or a camera(302) for the specified repair or maintenance is connected to the manager PC(300). A process equipment(401) necessary for the repair or the maintenance is connected to the user PC(400).
Patent KR-20030021027-A (KR)
Title: A seawater distillation apparatus
Inventor: SONG DONG JOO
IPC: C02F9/00
Filed: 2001-09-05
Abstract: PURPOSE: A seawater desalination system is provided, which use microwave to evaporate seawater so that the system can increase the evaporation rate thus producing great amount of desalinated water in a short period of time. CONSTITUTION: The seawater desalination system comprises an applicator evaporator(1) for receiving sea water and evaporating it at vacuum state; a water level control tank(2) for keeping sea water level in the evaporator(1) at a steady state by controlling sea water intake; a microwave oscillator(4) connected to the evaporator(1) by a wave guide(3) for evaporating the sea water at a high rate; an automatic control unit(5) electrically connected to the microwave oscillator(4) for controlling the temperature and pressure inside the microwave oscillator(4) so as to control the amount of microwave to be generated; a blower(6) for exhausting the evaporated vapor; a desalinated water recovery tank(7) for receiving the evaporated vapor and condensing it to create desalinated water and store it; a centrifuge(8) for separating the concentrated sea water at the evaporator(1) to discharge or recycle; a water purifier(12) for purifying the desalinated water by serially passing through a carbon tank(9), a mineral tank(10) and a line mixer(11) where chemical is fed to the extent suitable for drinking water.
Patent KR-20030027147-A (KR)
Title: Liquid Stickiness Composition and Writting Set Using The Same
Inventor: JUNG HAN SIN
IPC: C09D11/16
Filed: 2001-09-13
Abstract: PURPOSE: An adhesive liquid composition and a writing instruments set using the composition are provided, to reduce the drying time and to enable the shape and image written or drawn by using the writing instruments set to be maintained when it is separated from the background surface after drying and to be adhered to the surface such as glass. CONSTITUTION: The adhesive liquid composition comprises 10-90 wt% of at least one cohesive resin selected from the group consisting of poly(vinyl alcohol), vinyl acetate, an acrylate copolymer, an acryl resin and a ketone resin; 10-90 wt% of at least one solvent selected from the group consisting of water, an alcohol of a low molecular weight and a glycol; 0.5-10 wt% of a butylcarbitol (diethylene glycol monobutyl ether) plasticizer; and optionally 20 wt% or less of a glitter comprising pearl or metal powder or piece. The writing instruments set comprises an applying instrument(10) (for adhesion) containing the adhesive liquid composition(30); and a writing instrument(20) containing an ink composition(40).
Patent KR-20020022129-A (KR)
Inventor: FUJINO MASAHIRO
IPC: G02F1/136
Filed: 2001-09-14
Abstract: PURPOSE: A reflective liquid crystal display is provided to simplify the fabrication procedure thereof by simultaneously forming concave and convex surface electrodes and contact holes of an insulating layer for improving the productivity. CONSTITUTION: A reflective liquid crystal display includes an insulating layer formed on a silicon film forming sources and drains of thin film transistors, reflection electrodes(10) formed on the insulating layer with a convex and concave surface, a transparent conductive film formed on the reflection electrodes to be connected to the reflection electrodes, and a protection film(12) formed between the reflection electrodes and the transparent conductive film for setting a cell gap among liquid display cells to /4λ, wherein the insulating layer is formed of a single insulating film.
Patent KR-20020096813-A (KR)
Title: Method of Making Organic Electro luminescent Display
Inventor: CHOI DO HYEON
IPC: H05B33/04
Filed: 2001-09-18
Abstract: PURPOSE: A method for fabricating an organic electro-luminescence device is provided to improve reliability of the organic electro-luminescence device by forming a protective layer for preventing degradation. CONSTITUTION: A plurality of anode layers(112) are formed on a transparent substrate(111). A hole injection layer(113), a hole transfer layer(114), an organic electro-luminescence layer(115), and an electron transfer layer(117) are sequentially on an upper surface of the anode layers(112). A cathode layer(118) is formed on an upper surface of the electron transfer layer(117). A protective layer(130) is formed on a whole surface of the transparent substrate(111). A defect of the protective layer(130) is removed by performing a thermal process. A high density uniform layer(131) is formed thereon in order to prevent degradation of the organic electro-luminescence layer(115) and the cathode layer(118).
Patent KR-20030026433-A (KR)
Title: Method for providing a stabilized color filter in a semiconductor device for image sensor
Inventor: KIM JAE GAP
IPC: G02B5/20
Filed: 2001-09-25
Abstract: PURPOSE: A method for fabricating a color filter is provided, which improves a semiconductor yield to prevent the color filter from being transformed even though a high temperature is maintained while forming an interlayer dielectric by adopting a polyimide as a color filter. CONSTITUTION: According to the method for fabricating the color filter, the first interlayer dielectric(2) is formed on an upper surface of an optical device(1) formed on a semiconductor substrate. A color filter is formed by coating a polyimide(30) having photosensitivity containing a pigment on the upper surface of the first interlayer dielectric. Then, the second interlayer dielectric(4) is formed on the upper surface of the first interlayer dielectric and the color filter, and then a micro lens(5) is formed.
Patent KR-20030026626-A (KR)
Title: Device for measuring piston diameter
Inventor: KIM DAE SEONG
IPC: G01B5/08
Filed: 2001-09-26
Abstract: PURPOSE: A piston diameter measuring apparatus is provided to precisely and conveniently measure the diameter of the piston by measuring the diameter of the piston after fixing the piston. CONSTITUTION: A piston diameter measuring apparatus includes a fixing jig(10), on which a piston(3) is placed. A cover(20) is slidably coupled to the fixing jig(10) in such a manner that the height of the cover(20) is adjustable along the fixing jig(10). The cover(20) supports a dial gauge(40). A piston fixing bolt(30) is provided to fix the piston(3). A diameter of the piston(3) is measured by the dial gauge(40). The fixing jig(10) includes a body(12), on which the piston(3) is placed, and a lower supporting member(14) integrally formed with the body(12) so as to support the body(12). The cover(20) has a cylindrical shape and surrounds the body(12).
Patent KR-20030027443-A (KR)
Title: Mask apparatus of organic electro-luminescence and pixel patterning method using the same
Inventor: MO SEONG HO
IPC: H05B33/10
Filed: 2001-09-28
Abstract: PURPOSE: A mask device for an organic EL device and a pixel patterning method utilizing the same are provided to form a particular pixel pattern by minimizing the influence of thermal expansion of a metal mask for depositing a light emitting material. CONSTITUTION: A device for depositing an organic light emitting material comprises a vacuum chamber(21), a heating container(22) formed at the inside bottom of the vacuum chamber(21) to contain red, green and blue light emitting materials(30), a glass substrate(26) having a transparent electrode(25), and a metal mask(23) divided into upper and lower grill masks(27,28). A plurality of heating containers(22) are provided to contain red, green and blue organic light-emitting materials(30), respectively. Each heating container(22) has an opening on top thereof. The red, green and blue light-emitting materials evaporate through the opening. The heating containers(22) are wound by a resistor(29) for sublimating organic light-emitting materials contained in the heating container(22).
Patent KR-20030029322-A (KR)
Title: A Mixer Possible Power Transmission Using Magnetism
Inventor: LIM JAE YEOL
IPC: A47J43/04
Filed: 2001-10-06
Abstract: PURPOSE: A mixer for transmitting power by using magnetism is provided to transmit the power of a motor to a comminuting screw without physical contact by using the magnetism. CONSTITUTION: A container(10) has a cover(11) at the upper part and a handle(12) at one side. A housing(20) is coupled with the lower part of the container. A comminuting screw(50) is connected to a driven shaft(51). An electric motor(30) is installed in the housing. A power transmission unit(40) transmits the rotary power of the electric motor to the comminuting screw. The power transmission unit rotates the comminuting screw by using the magnetism according to the rotation of the motor.
Patent KR-20030038087-A (KR)
Title: An extension pipe in a vacuum cleaner
Inventor: LEE NO SU
IPC: A47L9/24
Filed: 2001-11-08
Abstract: PURPOSE: An extension tube for a vacuum cleaner is provided to easily expand and contract an extension tube by installing a slidable plate and rail terminal at the part where a first extension tube is connected to a second extension tube. CONSTITUTION: A first power transmission unit is installed in a first extension tube(102), and is connected to a suction unit. A second power transmission unit is installed in a second extension tube(103). One end and the other end of the second power transmission unit is coupled with the first extension tube and a handle control unit, respectively, and transmits power to the suction unit.
Patent KR-20030042247-A (KR)
Title: Method of controlling fuel evaporation gas for vehicles
Inventor: CHO SANG BEOM
IPC: F02D41/10
Filed: 2001-11-22
Abstract: PURPOSE: A method for controlling fuel evaporation gas for vehicles is provided to prevent dilution of air-fuel ratio. CONSTITUTION: A method includes the steps of: a first step(S100,S110,S120) calculating fuel injection amount reducing factor and throttle opening degree change amount per unit time by fuel amount feedback gain of an oxygen sensor and signal of a throttle position sensor; a second step(S140) determining whether a driver intends acceleration while fuel evaporation gas is thick; a third step(S150,S160,S170) initializing fuel amount feedback gain and throttle opening degree changing amount to stop air-fuel ratio feedback control for fixed time if the second step is satisfied, and determining he driver intends to suddenly decelerate; a fourth step(S180,S190,S200) executing fuel amount feedback gain and fuel injection amount control based on fuel injection amount reducing factor after fixed time if deceleration is determined not to be done in the third step; and a fifth step(S171,S172) executing normal fuel amount feedback gain and fuel injection amount control based on fuel injection amount reducing factor if the driver is determined to intend sudden deceleration in the third step.
Patent KR-20030042288-A (KR)
Title: Lithium polymer secondary battery having crosslinked polymer protective thin film and method for manufacturing the same
Inventor: CHOI NAM SUN
IPC: H01M10/058
Filed: 2001-11-22
Abstract: PURPOSE: Provided are a lithium polymer secondary battery which can inhibit the dendrite growth generated on the surface of lithium metal when the battery is charged/discharged, and improve properties of interface between lithium metal anode and polyelectrolyte. CONSTITUTION: The battery comprises a lithium metal anode(10); a protective thin film of crosslinked polymer(20), which is formed on the surface of the lithium metal anode; a gelled polyelectrolyte layer(30) formed on the protective thin film; and a cathode(40). The protective thin film comprises a first unit induced from a monomer of formula 1 and a lithium salt. Formula 1: CH2=CH-CO2-(R1)-CO2-CH=CH2(wherein R1 is -CH2CH2CH2CH2-, -CH2CH2CH2CH2CH2CH2-, -(CH2CH2O)n-(wherein n is an integer of 3-8), -(CH2CH2OCH2CH2CH2CH2CH2CH2)- or -(CH2CHCH3OCH2CH2CH2CH2CH2CH2)-).
Patent KR-20020040621-A (KR)
Inventor: BAUSCHER HEINZ
IPC: C03B20/00
Filed: 2001-11-23
Abstract: PURPOSE: A method for preparing a quartz glass body and its apparatus are provided, to avoid the unexpected effect due to the deposition of the floating SiO2. CONSTITUTION: The method comprises the steps of feeding a silicon-containing starting composition into a deposition burner(7); forming SiO2 particles in a flame(6) from the burner; depositing the particles on a cap-shaped deposition surface(9) of a carrier(2) which rotates around a central axis(3) and is drawn to the central direction with a controlled drawing velocity; and vitrifying the particles with controlling the distance between the deposition burner(7) and the deposition surface(9), to make the quartz glass body, wherein the geometrical shape of the deposition surface(9) is maintained during the deposition process. Preferably the collision point(10) of the burner flame(6) on the deposition surface(9) is controlled and maintained to be consistently.
Patent KR-20030043025-A (KR)
Title: Method for fabricating semiconductor devices
Inventor: LEE SEONG GWON
IPC: H01L21/28
Filed: 2001-11-26
Abstract: PURPOSE: A method for manufacturing a semiconductor device is provided to be capable of easily obtaining the process margin in trench etching irrespective of pattern size, such as via hole. CONSTITUTION: The first insulating layer(36) and an etch stop layer(37) are sequentially formed on the first conductive layer(35). A groove is formed to expose the surface of the first conductive layer(35) by selectively etching the etch stop layer and the first insulating layer. By under-cut of the first insulating layer(36), the inner wall of the groove has a desired curvature. The second insulating layer(40) is formed on the etch stop layer(37) so as to form voids in the groove. A trench is formed by selectively etching the second insulating layer(40), wherein the trench has a relatively wide width compared to the groove.
Patent KR-20020000133-A (KR)
Inventor: KOO JEUNG SEO
IPC: A61C15/02
Filed: 2001-11-23
Abstract: PURPOSE: A toothpick is provided to prevent a gap between a tooth and the gum from being widen due to the use of the toothpick, and to increase the life of use and the strength thereof. CONSTITUTION: The toothpick(1) is provided with frontal and rear jaw portions(2) formed at both ends thereof, and short and sharp conical shaped picks(3) formed at the tips of the frontal jaw portions. Since the picks are formed into a short and sharp conical form, the breakage of the pick is able to be effectively prevented as well as the food removal work of the toothpick is able to be successively performed. Also, since the jaw portion serves to prevent the toothpick from being fitted between a tooth and the gum, it is possible to prevent the expansion of a gap between the tooth and the gum.
Patent KR-20030045960-A (KR)
Title: Method for driving plasma display panel to acquire accurate color temperature and color coordinate
Inventor: HONG DAE YEONG
IPC: G09G3/291
Filed: 2001-12-03
Abstract: PURPOSE: A method for driving a plasma display panel to obtain accurate color temperature and color coordinate is provided to enhance the reproducibility by correcting the color temperature and the color coordinate without reducing a range of a gray display. CONSTITUTION: A unit frame is divided into plural subfields(SF1-SF8). An initialization process, an addressing process, and a display-discharge process are performed in each subfield. All display cells are in the uniform state in the initialization process. Wall charges of predetermined voltages are generated from the selected display cells in the addressing process. A display-discharge process of the display cells having the wall charges is performed in the display-discharge process during a predetermined time in order to perform a gray display operation according to a time-sharing method. End points of display-discharge time of each subfield are set up according to output colors of each display cell.