baber/WOPTO huggingface dataset:
Patent KR-20020014096-A (KR)
Title: Method for fabricating a semiconductor having an elevated source/drain scheme
Inventor: PARK GEUN SUK
IPC: H01L21/8234
Filed: 2000-08-16
Abstract: PURPOSE: A method for forming a semiconductor device is provided to simplify a fabrication process by not using an epitaxial deposition method, and to control a punch-through effect by removing the possibility of a deep junction near a gate electrode. CONSTITUTION: The first photoresist layer is formed on a semiconductor substrate(100). The second photoresist layer is formed on the first photoresist layer. The second photoresist layer is formed. An exposure and development process using the first light is performed regarding the second photoresist layer. The second photoresist layer pattern is so formed that the first opening is formed in a portion corresponding to a field region and the second opening is formed in a portion for the gate electrode(128a). An exposure and development process using the second light is performed regarding the first photoresist layer. The first photoresist layer pattern is so formed that the third opening is formed in a portion corresponding to the field region. The substrate is etched to form the first and second trenches in the first and second openings. An oxide layer is filled in the first and second trenches. The oxide layer in the second trench is removed. A gate oxide layer(126) is formed on the inner wall of the trench and the substrate. A conductive layer is formed on the gate oxide layer, and is patterned to form the gate electrode on the second trench. Impurity ions are implanted into the substrate at both sides of the gate electrode to form a source/drain junction(130).
Patent KR-20010021370-A (KR)
Title: Multilayered body for photolithographic patterning
Inventor: TACHIKAWA TOSHIKAZ
IPC: G03F7/038
Filed: 2000-08-22
Abstract: PURPOSE: A multi-layer for photo-lithography patterning is provided to obtain a patterning resist layer with a high pattern resolution by forming the first anti-reflective coating layer and a negative type photoresist composition layer. CONSTITUTION: A water insoluble anti-reflective layer having a thickness of 30 to 300nm is formed on a surface of a substrate. A photoresist layer having a thickness of 200 to 500nm is formed on the water insoluble anti-reflective layer. The photoresist layer is formed by adding an alkali soluble resin of 100 weight percents, onium salts of 0.5 to 20 weight percents, and a glycoluryl compound of 3 to 50 weight percents into an organic solvent.
Patent KR-20020015779-A (KR)
Title: Mechanism for damping key-off vibration
Inventor: KWAK BYEONG JIN
IPC: F02N11/08
Filed: 2000-08-23
Abstract: PURPOSE: A device for reducing key-off vibration is provided to rapidly reduce the unpleasant vehicle vibration in case of key-off and automatically control the power of a solenoid coil in case of key-on or key-off. CONSTITUTION: A device for reducing key-off vibration includes a key assembly(10) for turning a vehicle on/off, an electronic control unit(ECU, 20) mounted in the vehicle in connection with the key assembly for carrying out control operation in association with the operation of the key assembly, a flywheel(30) mounted to an end of a rotation shaft(40) mounted to an engine, a friction element(50) mounted to the rotation shaft in the vicinity of the flywheel to be contacted to the flywheel in case of key-off for stopping the flywheel, and a solenoid(60) mounted to the rotation shaft to be energized in case of key-on of the key assembly for separating the friction element from the flywheel and de-energized in case of key-off of the key assembly.
Patent KR-20010021412-A (KR)
Title: In-line type electron gun and color cathode-ray tube with the same
Inventor: NAKANISHI AKIRA
IPC: H01J29/48
Filed: 2000-08-25
Abstract: PURPOSE: A color cathode-ray tube and an election gun thereof is provided to make uniform the shape of beam spot of three electron beams from the center of screen to the end parts left and right, without complicating the structure of an electron gun. CONSTITUTION: This color cathode-ray tube is equipped with converging auxiliary lenses formed by dividing a convergence electrode into a plurality of segments, and electrode part(3) constituting the auxiliary lenses includes three electron beam passing holes(21,22,23) laid in horizontal arrangement, where the holes(31,32,33) on the sides have the same diameter, and different from the diameter of the holes(21,22,23) in the center. Accordingly, the shape of beam spot of three electron beams is uniformed without complicating the structure of the electron gun.
Patent KR-20020017297-A (KR)
Title: Medical moving-image service system and method thereof
Inventor: LEE YEONG SU
IPC: G06F17/30
Filed: 2000-08-29
Abstract: PURPOSE: A system and a method for providing the medical moving picture are provided to record the growth process of the registered mother's baby on the Internet by receiving the moving picture and photo information of a baby an embryo from a medical organization and a studio through the Internet. CONSTITUTION: The system comprises a service using device(100) of a user, the Internet(200), a medical moving picture providing mediating device(400), a data providing device(400) of a medical organization and a data providing device(500) of a studio. The service using device of user and the data providing device of the medical organization and studio is a computer being connected to the medical moving picture providing mediating device through the Internet or other communication device such as a mobile phone being capable of connecting to the Internet. The medical moving picture providing mediating device comprises a processing part(310) and a database part(320). The processing part includes a web server(311), a multimedia server(312) and a photo server(313). The database part includes a managing DB(321), a member DB(322), a moving picture DB(323), a Photo DB(324), a family home DB(325) and a baby home DB(326).
Patent KR-20010103546-A (KR)
Title: 칼라 음극선관
IPC: H01J29/07
Filed: 2000-08-30
Abstract: 본 발명은 평면감이 양호하고, 섀도우 마스크의 낙하 강도가 향상된 평면 패널형 칼라 음극선관을 제공하기 위해서, 
     패널(1)의 외면의 대각 방향의 곡률을 평탄에 가깝게 하고, 패널(1)의 외면의 X축을 따른 등가 곡률 반경(Rox)을 Y축을 따른 등가 곡률 반경(Roy)보다 작게 하고, 패널(1)의 내면의 X축을 따른 등가 곡률 반경(Rix)을 Y축을 따른 등가 곡률 반경(Riy)보다 크게 했다.  또한, 패널(1)의 내면의 Y축을 따른 등가 곡률 반경과 X축을 따른 등가 곡률 반경의 비의 최적치를 0.7 < (Riy / Rix) < 1.0의 범위로 했다.
Patent KR-20020017826-A (KR)
Title: Method for manufacturing capcitor
Inventor: CHO SEONG YUN
IPC: H01L27/108
Filed: 2000-08-31
Abstract: PURPOSE: A method for forming a capacitor is provided to reduce a cusp of the sidewall of a cylindrical lower electrode, by using a phosphosilicate glass(PSG) layer to form a spacer and by etching polysilicon for the sidewall wherein a ratio of an anisotropic etch rate to an isotropic etch rate is from 2:1 to 3:1. CONSTITUTION: A lower region of the cylindrical lower electrode where the first insulation layer is stacked is formed on a semiconductor substrate(21). Polysilicon and the second insulation layer are sequentially formed on the entire surface including the lower region. The second insulation layer spacer is etched to form an insulation layer spacer on the sidewall of the lower region including the polysilicon. The polysilicon is selectively etched to form a cylindrical upper region connected to the lower region. The insulation layer spacer and the first insulation layer are eliminated to expose the cylindrical lower region and upper region. Roughness is formed on the surface of the exposed lower region and upper region.
Patent KR-20020018762-A (KR)
Inventor: SEO JIN GWAN
IPC: F01L1/16
Filed: 2000-09-04
Abstract: PURPOSE: A ball tappet is provided to improve contact stress by rolling with a ball and a cam, and to operate a push rod actively by turning a tappet. CONSTITUTION: A ball tappet(20) comprises a guider(22) installed in the end of a push rod(28) to guide lifting; a hollow tappet pipe(24) inserted to the guider, and assembled by a snap ring; and a ball(26) inserted to the tappet pipe, and assembled with the lower part of the guider for rolling. A coating part(30) is formed in the lower part of the guider, and the tappet pipe is fitted to the guider by the snap ring to prevent the ball from being separated with contacting to the ball. The push rod is lifted up and down with actuating a cam(38). Rolling is performed actively with increasing contact stress between the ball and the cam, and endurance is improved with turning the tappet pipe. Side wear of the tappet pipe is reduced.
Patent KR-20020020040-A (KR)
Title: Sports broadcasting system using an internet
Inventor: YIM HYE WON
IPC: G06F17/00
Filed: 2000-09-07
Abstract: PURPOSE: A sports relay system using the Internet is provided to relay a sports game through the Internet and to increase the interest for watching the relayed sports game by enabling the users watching the relayed sports game to exchange the opinion each other. CONSTITUTION: The system comprises a client(110_1,110_2,..,110_n) such as a computer, an Internet terminal and an Internet set-top requesting a sports relay broadcasting, a sports relay server(130) providing the requested sports relay broadcasting to the user and providing sports game opinion exchange means between one client user and the other client user, and a network(120) such as the Internet connecting the client and the sports relay server. The sports relay server includes a chatting server(134), an Internet phone server(135), a reservation management server(132) and a member management server(131).
Patent KR-20020020059-A (KR)
Title: Baseball Cap made from Neat and Method of Making the Same
Inventor: LEE GANG IK
IPC: A42C1/00
Filed: 2000-09-07
Abstract: PURPOSE: A baseball cap made of knit material and a manufacturing method thereof are provided to simplify the process of manufacturing and to shorten the time of manufacturing, thus improving the productivity thereof. CONSTITUTION: The method for manufacturing the baseball cap made of knit material comprises the steps of knitting a cylindrical knit by using threads composed of outer threads, and adhesive threads made of thermoplastic resin having a relatively lower melting point than the outer threads; pre-forming the cylindrical knit to have a dome shape; setting the dome shaped knit into a cap shaped knit by covering the dome shaped knit over a cap molding frame having a head insertion molding part(11) and a sunshade molding part(13); melting the adhesive threads by heating the cap molding frame in an oven for a desired time, and then quenching/curing them to mold into a baseball cap shaped knit(10c); and sewing an inner sunshade to the completed baseball cap after separating the baseball cap shaped knit from the mold frame.
Patent KR-20010077868-A (KR)
Title: Nonvolatile semiconductor memory device having structure storing multivalued data and data storage system comprising the nonvolatile semiconductor memory device
Inventor: KOURO YASUHIRO
IPC: G11C11/56
Filed: 2000-09-16
Abstract: PURPOSE: To provide a non-volatile semiconductor memory and a data storing system which have large capacity and in which high reliability and high speed operation is attained. CONSTITUTION: This flash memory is provided with memory cell arrays MA, MB including a non-volatile memory cell, multi-level flag sections 15A, 15B, and a CPU 16 for control controlling write-in, read-out, and erasion of data for a memory cell array and a multi-level flag section. The multi-level flag section stores a value which indicates data written in a memory cell is either binary data or multi data. Data are read out by a read-out sequence in binary for binary data or by read-out sequence in multi-level for multi-level data, depending on a value of the multi-level flag section.
Patent KR-20010067189-A (KR)
Title: Dummy Wafer and Heat Treatment Method Therefor
Inventor: MINAMI MASASHI
IPC: H01L21/02
Filed: 2000-09-19
Abstract: PURPOSE: To provide a dummy wafer which is mounted on a wafer boat in a semiconductor device manufacturing process and can secure sufficient mechanical strength for the suppression of deformation and a superior breakage resistance. CONSTITUTION: This dummy wafer has a reinforcing section 14 formed on at least one surface of its main body, having the same shape as that of a semiconductor wafer which is expected to be commercialized. The reinforcing section 14 comprises an annular circumference reinforcing section 18, which reinforces the circumferential section of the body and a radial section 16 which extends radially from the center of the body.
Patent KR-20010050581-A (KR)
Title: Optical sheet
Inventor: OKABE MOTOHIKO
IPC: F21V8/00
Filed: 2000-09-22
Abstract: PURPOSE: An optical sheet is provided to introduce light beams nearer to the direction to the front face of the screen of a liquid crystal display device without decreasing the efficiency for the light source. CONSTITUTION: An optical sheet(1) is composed of a lower base part(2) and an upper fitting part(4) which are engaged in the vertical direction with almost no gap between them. The base part(2) and the fitting part(4) are formed from materials of different refractive indices. The base part(2) has a plurality of triangular portions(3) arranged parallel to one another and each having a triangular cross section, and each triangular portion(3) has a first side face on the left and a second side face on the right. The triangular portion is formed in such a manner that the angle formed between the first side face and the lateral direction of the triangle is made equal to or larger than the angle between the direction of the peak of the beams entering the base part(2) from a light guide plate(7) by refraction and the lateral direction, and that the direction of the peak of the beams entering the fitting part(4) from the second side face of the base part(2) by refraction is nearer to the upward direction than the direction of the peak of the beams propagating in the base part(2) to the second side face.
Patent KR-20010107498-A (KR)
Title: 전계 방출 소자의 에미터 단자 구조
Inventor: CHO HO JIN
IPC: H01J1/304
Filed: 2000-09-26
Abstract: 본 발명은 형광물질이 도포되어 있는 상부부재와 음극선 방출소자가 구비되어 있는 하부부재를 소정의 이격 거리를 유지한 상태로 결합하고 상기 상부부재와 하부부재간에 소정크기의 전압을 걸어주면, 상기 하부부재에 구비되어 있는 음극선 방출소자에서 전자가 강하게 방출되어 상기 상부부재에 도포되어 있는 형광물질에 충돌함으로써, 상기 형광물질이 발광하도록 하는 셀들로 구성되어 있는 전계 방출 표시 소자에 관한 것으로 특히, 상기 음극선 방출소자를 풀러랜(fullerene) 결정(C 60 ~C 1000 )막이 커버하고 있는 구조 혹은 합금처리된 구조를 갖는 것을 특징으로 하는 전계 방출 소자의 에미터 단자 구조를 가지므로써, FED소자를 제공하는 데 있어 에미터 단자의 열화현상이나 마모등의 문제점을 해소함과 동시에 전계 방출 효율을 극대화시킬 수 있다는 효과가 있다.
Patent KR-20020024892-A (KR)
Title: Superbrasive tool and manufacturing method of it using Superbrasive stone for grinding of Brown tube pannel face
Inventor: CHO HYEON MYEONG
IPC: B24D3/06
Filed: 2000-09-27
Abstract: PURPOSE: A super-abrasive stone, a super-abrasive tool, and a method for manufacturing the same are provided to prevent the loading phenomenon without using slurry while preventing the scratch. CONSTITUTION: A super-abrasive tool(100) comprises an abrasive stone(110) and a fixing member(120) for fixing the abrasive stone(110). A cylindrical member(140) is protruded from a lower portion of the abrasive stone(110). A powder formed on the cylindrical member(140) and a lower surface of the abrasive stone(110) is coupled with the fixing member(120) when the powder is sintered. An annular slot(130) is formed at a lower portion of the fixing member(120). An annular protrusion(141) is formed at a lower periphery of the cylindrical member(140). A powder of the abrasive stone(110) remaining on the annular protrusion(141) is coupled with the fixing member(120), so that a relative movement between the abrasive stone(110) and the fixing member(120) in the axial and radial directions is limited.
Patent KR-20020028331-A (KR)
Title: Method of programming a flash memory cell
Inventor: LEE SANG YONG
IPC: G11C16/10
Filed: 2000-10-09
Abstract: PURPOSE: A method of programming flash memory cell is provided to prevent drain current from becoming peak current by sequentially applying a drain voltage to memory cells. CONSTITUTION: If the first switching element(S11) is switched on by the first program signal(PGM1), an output voltage(Vd) of a drain pump is applied to a drain terminal of the first cell(C11) so as to be programmed. If the second switching element(S12) is switched on by the second program signal(PGM2), the output voltage(Vd) of the drain pump is applied to a drain terminal of the second cell(C12) so as to be programmed. If the third switching element(S13) is switched on by the third program signal(PGM3), the output voltage(Vd) of the drain pump is applied to a drain terminal of the third cell(C13) so as to be programmed. If the fourth switching element(S14) is switched on by the fourth program signal(PGM4), the output voltage(Vd) of the drain pump is applied to a drain terminal of the fourth cell(C14) so as to be programmed.
Patent KR-20020029708-A (KR)
Title: Ozone ice and Maunfacturing method thereof
Inventor: BYUN JEOM SOO
IPC: F25C5/16
Filed: 2000-10-13
Abstract: PURPOSE: Ozone ice and a manufacturing method thereof are provided to sterilize and deodorize food while keeping freshness of the food. CONSTITUTION: Ozone ice contains 1-2ppm of ozone. A method comprises a water supply step(20); an ozone supply step(30); an ozone solution step(10); an ozonized water supply step(40); an ozone ice generation step(40a); an ozone ice fragmentation step(50); and an ozone ice packing step(60). The water supply step is to supply an ozone solution tank(1) with water from a water supply tank(2). The ozone supply step is to generate ozone in an ozone generator(3) and to supply the ozone solution tank with ozone. The ozone solution step is to dissolve ozone in water in the ozone solution tank. The ozonized water supply step is to supply an ozone ice making machine(4) with ozonized water. The ozone ice generation step is to freeze the ozonized water supplied to the ozone ice making machine. The ozone ice fragmentation step is to transfer the ozone ice generated in the ozone ice making machine to a crusher(5) to crush the ozone ice to fixed size. The ozone ice packing step is to pack the ozone ice crushed to the fixed size.
Patent KR-20020029711-A (KR)
Title: Electrostatic chuck capable of aligning wafers
Inventor: KIM HO YEONG
IPC: H01L21/68
Filed: 2000-10-13
Abstract: PURPOSE: An electrostatic chuck having an aligning function is provided to reduce loss of time and manpower and to eliminate an overlay error, by making wafers self-aligned in the electrostatic chuck without using a conventional preliminary aligning unit. CONSTITUTION: A penetration hole(6) is formed in the center of a body(2). Power is applied to the body for supporting the wafer. An E-pole(3) is disposed in the penetration hole, penetrating the penetration hole. A vacuum line(4) stably supports the wafer. The E-pole vertically transfers and protrudes to the upper surface of the body, capable of performing a straight line motion in two directions in parallel with the upper surface of the body.
Patent KR-20010015502-A (KR)
Title: Material of spring to Tri-metal for color braun tube
Inventor: PARK GAP SUL
IPC: C22C38/40
Filed: 2000-10-17
Abstract: PURPOSE: A 25'CPT tri-metal spring material for a color Braun tube is provided, which has a low expansion coefficient and a good lending error compensating function and is low in cost by unifying STS 304H, Invar and STS304H. CONSTITUTION: The tri-metal spring material is manufactured by arranging two STS 304H stainless steel boards on both sides of an Fe-Ni Invar board and unifying the contact surfaces using the known continuous electro-beam welding method. The Fe-Ni Invar board has a thickness of 0.97-1.03mm and a width of 29.85-30.15mm, consisting of C 0.02wt% or less, Si 0.25wt% or less, Mn 0.2-0.4wt%, P 0.007wt% or less, S 0.002wt% or less, Ni 35.5-36.5wt% and the balance being Fe. The STS 304H stainless steel board has a thickness of 0.97-1.03mm and a width of 11.85-12.15mm, consisting of C 0.12wt% or less, Si 1.0wt% or less, Mn 2.0wt% or less, P 0.03wt% or less, S 0.03wt% or less, Ni 8.0-10.5wt%, Cr 17.0-19.0wt% and the balance being Fe.
Patent KR-20020032790-A (KR)
Title: Liquid crustal display
Inventor: CHOI GWON YEONG
IPC: G09F9/35
Filed: 2000-10-27
Abstract: PURPOSE: A liquid crystal display is provided to prevent light leakage generated caused by distortion of coplanar electric field and to acquire stabilized picture quality. CONSTITUTION: A liquid crystal display includes a substrate, a display area, a common voltage pattern(29), and a test pad(26). A gate line(22) formed on the substrate, a data line(62) intersecting the gate line, a thin film transistor(TFT) electrically connected to the gate line and the data line, and a plurality of pixel regions including pixel electrodes(67,68) each of which is electrically connected to the thin film transistor and common electrodes(27,28) each of which is formed between neighboring pixel electrodes are arranged in the display area. The common voltage pattern connects the common electrodes in common. The test pad is formed at the portion surrounding the display area and connected to the common voltage pattern, being separated from the gate line.
Patent KR-20020038250-A (KR)
Title: Method of manufacturing a capacitor in semiconductor device
Inventor: CHO GWANG JUN
IPC: H01L27/108
Filed: 2000-11-17
Abstract: PURPOSE: A method for fabricating a capacitor of a semiconductor device is provided to improve an electrical characteristic, by reducing contact resistance between a diffusion barrier layer and an ohmic contact layer and by decreasing contact resistance of a contact plug. CONSTITUTION: An insulation layer is deposited on a semiconductor substrate(2) having a predetermined structure. A predetermined region of the insulation layer is etched to form a contact hole exposing a predetermined region of the semiconductor substrate. A filling layer(15) is formed to fill a predetermined depth of the contact hole. The ohmic contact layer(16) is formed on the filling layer. A heat treatment process using NH3 gas is performed regarding the ohmic contact layer. The diffusion barrier layer is formed on the ohmic contact layer to completely fill the contact hole. A lower electrode, a dielectric thin film and an upper electrode are sequentially formed on the resultant structure.
Patent KR-20020038978-A (KR)
Title: Manufacturing process of natural deodorant using the useless wood and the remnants of tree lumbered and apparatus thereof
Inventor: JUNG BYEONG HO
IPC: C10C5/00
Filed: 2000-11-20
Abstract: PURPOSE: A method and apparatus for producing natural deodorizing agent using waste wood and waste lumber are provided, whereby it is possible to reuse waste wood and waste lumber which is incinerated, causing air pollution, and to provide a deodorizing agent with high quality. CONSTITUTION: The natural deodorizing agent is produced by steps of: manually separating impurities from waste wood and waste lumber; introducing the waste wood and waste lumber to a first and then a second mil to crush them to a size of 50cm and then to a size of 2 to 3cm, thereby forming wood chips; supplying the wood chips to an incinerator via a metal selector; heating the incinerator; collecting and condensing gas generated from the incinerator; and purifying a deodorizing component containing the gas in a first extracting device to remove tar, followed by a second storing tank to remove tar, methanol, phenol, and benzopyrene.