baber/WOPTO huggingface dataset:
Patent KR-20010007482-A (KR)
Inventor: MERCHANT SAILESH MANSINH
IPC: H01L21/304
Filed: 2000-06-22
Abstract: PURPOSE: A method for passivating copper interconnects which can inhibit corrosion of copper interconnects through an MOCVD (organo-metallic chemical vapor deposition) process where freshly electrodeposited copper interconnect, such as a via/trench structure is exposed to alkoxide vapor of either tungsten or chromium at elevated temperature of 200 to 750deg.C. in order to form copper tungstate and copper chromate as a passivating surface on the exposed copper interconnect. CONSTITUTION: A method of passivating copper interconnects in a semiconductor comprising the steps of depositing a first oxide layer over a semiconductor substrate; forming an etch stop layer over the oxide layer; forming a second oxide layer over the etch stop layer; etching a first set of trench openings within the second oxide layer and then etching through the etch stop layer; etching a second set of openings in the first oxide layer within the bounds defined by the first set of openings to form vias for interconnects; electrodepositing a copper layer over selected portions of the second oxide layer such that copper is deposited within the first and second sets of openings and forming exposed copper interconnects; exposing the electrodeposited copper interconnects to a chemical reaction containing vapors of tungsten alkoxide and chromium alkoxide in an MOCVD reactor to form respectively copper tungstates and copper chromates as a passivating surface on the exposed copper interconnects; and then chemically mechanically polishing the copper interconnects having the passivating surface.
Patent KR-20020003656-A (KR)
Title: Preventing method for transformation by heat of bead-part, thereby preventing struture for transformation by heat
Inventor: KIM JONG BAEK
IPC: B60C15/00
Filed: 2000-06-22
Abstract: PURPOSE: A thermal deformation preventive method of a tire bead part and structure thereof are provided to prevent a bead part of a tire from being contacted to a hot rim flange part directly and thermal deformation by injecting air to the tire in fitting the tire to the rim and arranging a thermal insulating spacer in the rim flange part. CONSTITUTION: A tire(20) is fitted to a rim(10) of a vehicle wheel, and a thermal insulating spacer(50) is arranged in a flange part of the rim. The rim is composed of a bead seat part(12) and the rim flange part, and the inner bead seat part is extended outward more than the outer bead seat part. The inner rim flange part is arranged out of the outer rim flange part. The spacer is inserted to the extended portion of the bead seat part, and fixed between the inner rim flange part and the bead part. The ring-shaped spacer is enlarged temporarily, and fitted to the rim. Thermal deformation of a bead part(21) is prevented against the hot rim flange part with restricting the bead part from being contacted to the rim flange part. The thermal insulating spacer is inserted between the rim flange and the bead part to prevent thermal deformation. The life span of the tire is lengthened, and traveling stability is improved.
Patent KR-20020003679-A (KR)
Title: Red Tide Preventing Material
Inventor: KIM EUN GI
IPC: A01N63/02
Filed: 2000-06-26
Abstract: PURPOSE: A red tide-preventing agent comprising biodegradable glycolipid is provided, which has a low manufacturing costs, causes no environmental pollution and gives a high treatment efficiency in a short time. CONSTITUTION: The red tide-preventing agent comprises at least one surfactant selected from the group consisting of sophorolipid and ramnolipid as glycolipid type microbial surfactants, and sugarester and span as chemical glycolipid type surfactants. Sophorolipid is cultured and purified from torulopsis bombiocola, torulopsis petrophilum, and torulopsis apicola, and ramnolipid is cultured and purified from pseudomonas aeruginosa.
Patent KR-20020001974-A (KR)
Title: Ram for lifting shaft
Inventor: HAN SEOK JU
IPC: B23Q1/50
Filed: 2000-06-29
Abstract: PURPOSE: A rotating shaft lifting ram is provided to improve the efficiency of repairing work and to prevent a metal sliding unit from being broken by precisely measuring the lifting degree of a rotating shaft. CONSTITUTION: A rotating shaft lifting ram comprises a lifting unit for lifting a shaft and a measuring unit for measuring lifting degree. The lifting unit consists of a cell(12) forming the external appearance of the ram, a piston rod(24) adhered to the inner face of the cell and lifted by hydraulic pressure, a load cell(20) fixed in the lower portion of the cell and adhered to the inner face of the piston rod, an auxiliary block(34) fixed in the upper end of the piston rod to support the lower end of the shaft and a main spring(32) installed between the lower end of the piston rod and the upper end of the cell. The measuring unit consists of an auxiliary rod(52) placed in a sliding cell, a fixing base(54) protruded onto the auxiliary block to fix the shaft, a lifting measuring block(50) installed to be lifted by the auxiliary rod and the spring and of which lower end is penetrated through the central hole of the auxiliary rod, a winding measuring bar(36) having a rack(38) on the surface, a winding rack(62) connected to the auxiliary rod and a return spring(64) and engaged with the rack, a push bar(66) placed on the front end of the winding rack to rotate the winding rack when the fixing base is lifted down, a winding wire(46) connected to the lower end of the winding measuring bar, a lifting wire(48) connected to the lower end of the lifting measuring block, and a gauge(72) connected to the wires to measure the displacement of the lifting measuring block.
Patent KR-20010015184-A (KR)
Inventor: YOSHINO KIICHI
IPC: B24B37/005
Filed: 2000-07-05
Abstract: PURPOSE: To provide a plane surface grinding device capable of flatly grinding a wafer by a required amount. CONSTITUTION: During grinding a wafer 10 wherein some kinds of material are laminated, through singular light transparent window WT provided on a platen 11, the amount of reflecting light from a ground surface of the wafer 10 is detected by a light detector 29 at the all time, and is detected by a plurality of light sensors Sn during a plurality of light transparent windows Wn passes through a bottom surface of the wafer 10. On the bases of the light amount, pressing force of plural pressurizing chambers provided on every ring- shaped areas within a head portion 14 is controlled, and pressing force on the wafer 10 is suitably set for each ring-shaped area to grind.
Patent KR-20020008882-A (KR)
Title: Ink jet printing head
Inventor: LIM DAE SUN
IPC: B41J2/16
Filed: 2000-07-20
Abstract: PURPOSE: A head of an inkjet printer is provided to prevent interference of heaters without installing an additional partition member and to control reverse flow of ink while forming bubble. CONSTITUTION: An inkjet printing head comprises an attaching layer(120) mounted on a base plate(10); a nozzle plate(110) attached to the base plate; an inlet long hole(150) mounted between the base plate and the nozzle plate; plural orifices(111) discharging droplet of the ink by being installed on the nozzle plate; a radiating heater(130) connected to the electrode(140) by being arranged on the base plate; and a protrusion unit(101) attaching the heater. The ink is let is a space of the orifice despite inserting the protrusion unit into the orifice. The bubble is generated in the orifice by protruding the protrusion unit on the base plate. Thereby, the inkjet printing head prevents interference of the heaters without installing an additional partition member. Moreover, the inkjet printing head controls reverse flow of the ink while forming the bubble.
Patent KR-20020008922-A (KR)
Title: Mounting structure of lamp in Projector
Inventor: SHIN JONG HUN
IPC: G03B21/20
Filed: 2000-07-21
Abstract: PURPOSE: Structure for fixing a lamp in a projector is provided to move the lamp while over heating, to prevent crack of the lamp cause by overheat expansion and to improve operational safety of the projector. CONSTITUTION: Structure for fixing a lamp of a projector comprises a lamp holder(20) supporting a lamp(10); a returning unit elastically returning the lamp into an original position; a frame(14) attached to a front side of a funnel(12); a tension guide(40) installed on a front unit of the lamp holder; a floor face(201) mounted on the lamp holder; a fixing protrusion(24) formed on the floor face of the lamp holder; and a fixing groove(20a) mounted on an upper portion of the front unit of the lamp holder. The frame of the lamp is attached to the front unit of the lamp holder to move the lamp. Thereby, the structure for fixing the lamp of the projector moves the lamp while over heating. Moreover, the structure for fixing the lamp of the projector prevents crack of the funnel or a neck while deforming the funnel or the frame of the lamp caused by heating the lamp.
Patent KR-20020011792-A (KR)
Title: Method for providing the streaming multimedia advertisement on the Internet
Inventor: SON IN SEOK
Filed: 2000-08-04
Abstract: PURPOSE: A method for providing a moving picture advertisement on the Internet is provided to increase the effectiveness of an advertisement by displaying and providing banner advertisements and multimedia moving picture advertisements in a specific part of a media site homepage to clients without downloading the multimedia moving picture advertisement. CONSTITUTION: An advertisement client connects to a media site capable of providing banner advertisement data and moving picture contents data(S100). Information on the advertisement client is transmitted to an advertisement server through a web server of the media site(S150). Banner advertisement data stored in a banner storing unit are provided to the advertisement client through the media site at regular intervals(S200). The advertisement server extracts the moving picture advertisement data stored in a VOD(Video On Demand) server(S250). In case that a buffering of the moving picture advertisement data is completed(S300), an advertisement displayed is hidden(S400). The moving picture advertisement data are displayed(S500). In case that the data are completed to display(S600), the banner advertisement provided to the advertisement client is provided again(S700).
Patent KR-20020011839-A (KR)
Inventor: HAN SANG KWAN
IPC: E02B7/20
Filed: 2000-08-03
Abstract: PURPOSE: A water gate operating device constitution method is provided to operate a water gate smoothly without an obstacle by impurities such as stone, a water grass, etc. and regardless of a tidal wave, a flood, etc. CONSTITUTION: A water gate operating device constitution method comprises a wall(1) constructed to a watercourse and provided with a drainage hole(1a) on the lower part, a guide frame(2) fixed vertically to both sides of the drainage hole(1a), an operating plate(3) formed in a rectangular plate shape and coupled to the guide frame(2) to reciprocate, and a reciprocating rod(4) whose lower end is coupled to the upper part of the operating plate(3) and an upper end is projected upward, wherein the guide frame(2) is installed to both upper sides of the drainage hole(1a) and provided with a guide plate(6) on the lower part to be moved by a cylinder(7) and the operating plate(3) is guided to the guide plate(6) and descended on the location where the operating plate(3) descends after separating from the guide frame(2).
Patent KR-20000063875-A (KR)
Inventor: SON SOO SUNG
Filed: 2000-08-08
Abstract: PURPOSE: A system for purchasing and auctioning information is provided to verify the reliability of the information provider's information and to supply the information input method from the mobile communication media to a PC and from a PC to the mobile communication media. CONSTITUTION: The information is divided into daily, exam, financial, real estate, leisure, and personal(consultation) information categories. Each category is divided into advanced, intermediary, and beginner information categories. The trade window enables the participants to input the desired purchase and sales prices and a commission is automatically paid once a transaction is completed. The purchaser is provided with the information length and reliability level to aid the purchaser's selection of the information provider. The information provider is supplied with minimal score and the score is accumulated with increased supply of information. The information provider initiates the information auction and the information is provided to the highest bidder. The purchaser can receive upto ten free information and cyber money or cash is provided to the information provider. The questions are categorized into age, location, and etc, and sold to the survey organizations or displayed on the free site to contribute to the development of the society.
Patent KR-20020014292-A (KR)
Inventor: LIM JONG CHEOL
IPC: C08L69/00
Filed: 2000-08-17
Abstract: PURPOSE: A thermoplastic resin composition and a molded product prepared by using the composition are provided, to improve the low temperature impact resistance, the heat stability, the workability, the appearance and the compatibility and to prevent the deterioration of the mechanical properties in hot injection. CONSTITUTION: The composition comprises (A) 45-95 parts by weight of polycarbonate resin; (B) 1-50 parts by weight of a rubber-modified grafted copolymer resin which is obtained by grafting 5-95 wt% of a mixture of 5-95 parts by weight of styrene, α-methylstyrene, halogenated or alkyl styrene or their mixtures and 5-50 parts by weight of acrylonitrile, methacrylonitrile, methacrylic acid alkyl ester of C1-C8, methacrylic acid ester of C1-C8, maleic anhydride, alkyl (C1-C4) or phenyl N-substituted maleimide or their mixtures, to 5-95 wt% of a copolymer selected from the group consisting of butadiene rubber, acryl rubber, ethylene-propylene rubber, styrene-butadiene rubber, acrylonitrile-butadiene rubber, isoprene rubber, ethylene-propylene-diene terpolymer, polyorganosiloxane-polyalkyl(meth)acrylate rubber and their mixture; (C) 0.5-50 parts by weight of a styrene-based copolymer which is obtained by copolymerizing 50-95 parts by weight of styrene, α-methylstyrene, halogenated or alkyl styrene or their mixtures and 5-50 parts by weight of acrylonitrile, methacrylonitrile, methacrylic acid alkyl ester of C1-C8, methacrylic acid ester of C1-C8, maleic anhydride, alkyl (C1-C4) or phenyl N-substituted maleimide or their mixtures; and (D) 0.5-30 parts by weight of an amine group-containing styrene-based copolymer resin which is obtained by copolymerizing 50-95 parts by weight of styrene, α-methylstyrene, halogenated or alkyl styrene, methacrylic acid alkyl ester of C1-C8, methacrylic acid ester of C1-C8 or their mixtures, with 5-50 parts by weight of acrylonitrile, methacrylonitrile or their mixture in the presence of 0.01-1.0 parts by weight of an amine group-containing free radical polymerization initiator.
Patent KR-20020015217-A (KR)
Title: a system for trading weather compensation coupon and a method of the same
Inventor: CHOO SANG MOK
Filed: 2000-08-21
Abstract: PURPOSE: A trading system of a compensation coupon for weather is provided to distribute the dangers caused by weather and to compensate the damage caused by weather. CONSTITUTION: The system consists of an MC(Main Controller,120), an IS(Information System,130), a web server(110), a fire wall(150) and a transaction system(160). The IS includes an ISC(Information System Controller,131), a UDS(User Database Server,132), a PDS(Product Database Server,133) and a WIS(Weather information System,134). The weather compensation coupon trading system helps a client(2) access the web server via an ISP(Internet Service Provider,200) and buy or trade a weather compensation coupon. The system processes a cost paying process for the weather compensation coupon by connecting with a common bank network(400). The MC controls the entire action of a system, and the web server provides various data to the client through a homepage. The ISC of the IS operates and controls the IS and sorts a proper product for the client. The UDS manages the various trade data and portfolio data of the client, and the PDS manages all of the product data. The WIS manages the weather data, and the transaction system succeeds trades between clients. The result is saved in the IS via the MC and provided to the client.
Patent KR-20020015489-A (KR)
Title: Electronic Commerce System and Method with Video On Demand Function
Inventor: LEE HO JONG
Filed: 2000-08-22
Abstract: PURPOSE: An electronic commerce system having a VOD function and a method thereof are provided to purchase goods in a VOD while watching the video. CONSTITUTION: An electronic commerce server(280) is connected with a member database(200), a goods database(220), an affiliated store database(240), and a transaction database(260). The databases(200-260) can be configured with the electronic commerce server(280) in a single unit. Also the electronic commerce server(280) is connected with a member terminal(380) and a nonmember terminal(360) through the Internet(340). Also the electronic commerce server(280) is connected with an affiliated store server(320) through a leased line or the Internet(340). A VOD server(300) is connected with an avatar object database(318), a video title database(310), and a video database(315). Also the VOD server(300) is configured separately so as to interwork with the electronic commerce server(280), but it can be formed with the electronic commerce server(280) in a single unit.
Patent KR-20000064150-A (KR)
Inventor: KIM DEOK SUL
Filed: 2000-08-19
Abstract: PURPOSE: An advertisement method using motion pictures and quizzes is provided to increase the advertisement effect through the algorithm that enables the netizens to concentrate on the advertisements by inserting quizzes in the advertisement form of video files. CONSTITUTION: A user selects the interested area or the desired genre from the menu. A question, which refers to the image that appears when playing the motion picture file, and a short introduction of the quiz are presented. The TV commercials are played and the images that are related to the quiz are displayed in the midst of the commercials. The user inputs the answer and the correctness of the answer is output.
Patent KR-20020017139-A (KR)
Title: Method and apparatus for inverting impregnated tube in pipe under water
Inventor: KIM YU SUNG
IPC: E03F3/04
Filed: 2000-08-29
Abstract: PURPOSE: A trenchless soft tube inversion-fitting device is provided to reduce the period of construction, to heighten economical efficiency and to raise the efficiency on the management of water resources. CONSTITUTION: A trenchless soft tube inversion-fitting device comprises a work pipe(7) exposed to the surface of the water and connected to a sounding outlet(4) of a sounding box(5) to inversion-fitting a soft tube(3) from a sewer outlet(2) of a levee web air pipe(1), a suction hose(8) inserted into the work pipe(7), an expansion tube(6) attached to a joint of the sounding outlet(4) and the work pipe(7), and a pneumatic hose(9) connected to the expansion tube(6) to inject and expand air for interposing the soft tube(3) impregnated with thermosetting resins to the web air pipe(1) connected to the sounding box(5).
Patent KR-20020018825-A (KR)
Title: Semiconductor package and method for manufacturing the same
Inventor: LEE CHUN HEUNG
IPC: H01L23/48
Filed: 2000-09-04
Abstract: PURPOSE: A semiconductor package is provided to realize integration by stacking semiconductor chip in a semiconductor package of a thickness similar to that of the chip, and to maximize a heat radiation capacity by making a surface of the semiconductor chip exposed to the outside or additionally attaching a heat sink to the exposed semiconductor chip. CONSTITUTION: A base(12) has a predetermined area. The center portion of the base is penetrated. A lead frame(14) is attached to a surface of the base by an adhesive unit(26). A surface of the lead frame is etched by a half-etching process. A plurality of semiconductor chips are stacked on the central penetration part of the base. A wire(20) connects a bonding region of the lead frame with a bonding pad of the semiconductor chip. The semiconductor chip and the wire except a ball land(16) of the lead frame seemingly protruding by the half-etching process and a surface of the uppermost semiconductor chip are molded by resin(18).
Patent KR-20020020382-A (KR)
Title: electric cartridge filter and manufacturing method of the same
Inventor: JUNG SUN GYU
IPC: B01D39/04
Filed: 2000-09-08
Abstract: PURPOSE: An electrostatic cartridge filter and a manufacturing method thereof are provided in which pleating is easily done using a non-woven fabric manufactured by mixing an electrostatic fiber with a fiber having a low melting point. CONSTITUTION: The method for manufacturing an electrostatic cartridge filter comprises the steps of manufacturing an electrostatic fiber by mixing polyvinylidene fluoride(PVDF) with polypropylene(PP) and spinning the mixture; manufacturing an electrostatic non-woven fabric by mixing the electrostatic fiber with a fiber having a low melting point, and carding the mixture; and heat treating the electrostatic non-woven fabric and pleating the heat treated electrostatic non-woven fabric in a pleater. The method for manufacturing an electrostatic cartridge filter comprises the steps of manufacturing an electrostatic fiber by mixing polyvinylidene fluoride(PVDF) with polypropylene(PP) and spinning the mixture; manufacturing an electrostatic non-woven fabric using the electrostatic fiber manufactured in the electrostatic fiber manufacturing step; manufacturing a non-woven fabric layer with a fiber having a low melting point by needle punching a fiber having a low melting point on one surface of the electrostatic non-woven fabric manufactured in the electrostatic non-woven fabric manufacturing step; and heat treating the non-woven fabric and pleating the heat treated non-woven fabric in a pleater.
Patent KR-20020021914-A (KR)
Inventor: JUNG SEONG HAE
IPC: F25D21/00
Filed: 2000-09-18
Abstract: PURPOSE: A defrost apparatus for refrigerator is provided to reduce power consumption by allowing the heat generated from the defrost heater to be transferred to the evaporator in a rapid manner, thus minimizing the time taken for defrost operation. CONSTITUTION: A defrost apparatus comprises an evaporator(1) mounted within a cooling chamber, and which cools the hot air introduced through a cooling air return channel(RF) of a freezing compartment(F) and a refrigerating compartment(R); a blower fan(2) mounted in the cooling chamber, and which discharges air to the freezing compartment and refrigerating compartment and sucks air through the cooling air return channel such that the air being sucked passes through the evaporator; a defrost heater(3) mounted in the cooling chamber, and which generates heat to remove the frost formed at the surface of the evaporator during defrost operation; dampers(6,10) mounted to the discharge part of the cooling chamber, and which shut off the discharge part during defrost operation; and a control unit electrically connected to dampers, and which opens dampers and operates the blower fan during normal operation so as to allow air to be smoothly circulated in the refrigerator, and closes dampers and operates the blower fan during defrost operation so as to allow air to be forcibly circulated in the cooling chamber.