baber/WOPTO huggingface dataset:
Patent KR-20010008454-A (KR)
Inventor: MOON SUNG SOO
IPC: H01L23/488
Filed: 1999-07-01
Abstract: PURPOSE: A method for plating a palladium or palladium alloy of a BGA(Ball Grid Array) package device is provided to form a palladium or a palladium alloy coating layer on a BGA package device to increase corrosion resistance, a soldering property, and an adhesive quality. CONSTITUTION: The first coating layer is formed on a BGA(Ball Grid Array) package by sustaining the temperature of the first coating material from 25 to 50 deg.C. 2.0¯3.0 ASD(Ampere per Square Decimeter) of current is induced for generating the first coating layer. The second coating layer is made on the first coated BGA package by maintaining the temperature of the second coating material from 35 to 45 deg.C. 0.7¯5.0 ASD of current is applied for formingthe second coating layer. A plating metal layer is built on the second coated BGA package by keeping the temperature of the material for plating from 30 to 45 deg.C. 0.7¯1.5 ASD of current is needed to produce the planting metal layer.
Patent KR-20000011656-A (KR)
Inventor: JUTER RUDOLF
IPC: C23C14/54
Filed: 1999-07-13
Abstract: PURPOSE: A system is provided to have an inactive gas atmosphere in a manner of repeatedly securing a constant gas concentration previously set in a container at an operation and process cycle. CONSTITUTION: The system processing a thing in a vacuum status by use of a vacuum room comprises a device for correcting a gas pressure in a container at each operation cycle by use of a correct pressure container(2) which has a volume(v) less than that(V) of a container(1). The correct pressure container(2) is connected with the container(1) and an inactive gas supply source through operation valve fitting(3, 4) in an oil pressure fashion. The container(1) and the correct pressure container(2) are connected to a computer through a pressure gauge(5 or 6), wherein the computer controls the valve fittings(3, 4) for introducing a gas to the container(1) or the correct pressure container(2) through a downward controller(8).
Patent KR-20010010097-A (KR)
Inventor: LEE SEON CHAN
IPC: F23D14/54
Filed: 1999-07-16
Abstract: PURPOSE: A structure is provided to prevent a back fire, reduce a damage of the torch tip and inhibit putting out of a fire due to blocking of a mixed gas exhausting hole by making a portion of mixed gas exhausted to the mixed gas exhausting hole face to a perpendicular angle. CONSTITUTION: A gas-cutting torch(1) establishes an oxygen feeder pipe(5) and an oxygen control valve(6) on an upper portion of a torch body(3). In addition, the gas-cutting torch (1) establishes a mixed gas feeder pipe (7) and a mixed gas control valve (8) on a lower portion of the torch body(3). A torch tip(10) is mounted perpendicularly downward on the proximate end of the oxygen feeder pipe(5) and the mixed gas feeder pipe(7).
Patent KR-20000011766-A (KR)
Inventor: CHINO KENZI
IPC: B62D5/06
Filed: 1999-07-16
Abstract: PURPOSE: An electronic valve for a motor vehicle is provided to return a portion of operation oil supplied to a hydraulic actuator not to grow up the pressure loss of the operation oil passing through a valve when the valve is closed. CONSTITUTION: The valve comprises: an oil supply device(9) to supply the operation oil; a hydraulic actuator(16) driven by the operation oil supplied from the oil supply device; two pipes(18, 19) to connect the oil supply device and the hydraulic actuator. Herein, if one pipe of the two pipes(18, 19) supplies the operation oil to the hydraulic actuator from the oil supply device, the other pipe returns the operation oil to the oil supply device from the hydraulic actuator. Thereby, the pressure loss of the operation oil can be minimized.
Patent KR-20010011270-A (KR)
Inventor: NAM CHEOL U
IPC: H01L21/77
Filed: 1999-07-27
Abstract: PURPOSE: A forming method of a semiconductor device is to prevent characteristic degradation of the semiconductor device by minimizing damage of a substrate or a word line on a contact process, thus to improve a reliability and a characteristic of the device. CONSTITUTION: A forming method of a semiconductor device comprises the steps of: forming a word line on an upper portion of a semiconductor substrate(51); forming an insulating layer spacer on a sidewall of the word line; depositing an Si-rich nitride layer on the surface of the entire structure to form an etching barrier layer(57); forming the first interlayer insulation layer(59) on the surface of the entire structure; planarizing the first interlayer insulating layer by chemical mechanical polishing the same with a slurry; forming the second interlayer insulation layer(61) on the surface of the entire structure; and forming a contact hole for exposing the substrate.
Patent KR-20000017189-A (KR)
Inventor: OHIRA GATSUYUKI
IPC: H01P3/16
Filed: 1999-08-09
Abstract: PURPOSE: An irreversible circuit having a dielectric wave guide and a wireless equipment having the irreversible circuit are provided to precisely insert a dielectric strip in grooves formed at a conductive plate and prevent the irreversible characteristic to be worse. CONSTITUTION: The irreversible circuit comprises: a dielectric wave guide having a dielectric strip(3) disposed between two conductive parallel plane plates; a ferrite sheet(6, 7) disposed at a central portion of the dielectric strip; a medium disposed between at least one side face of the ferrite and the conductive plate adjacent to the one side of the ferrite. The medium has a dielectric ratio lower than the dielectric strip. A groove(22) into which the dielectric strip is inserted is formed at a lower plane plate(2) of the two conductive parallel plane plates. The width of the strip increases as it travels from the central portion to the edge of the lower plane plate. A space is formed between the side wall of the groove and a side wall surface of the ferrite sheet.
Patent KR-20010017778-A (KR)
Inventor: CHO I GEUN
IPC: A47H5/02
Filed: 1999-08-13
Abstract: PURPOSE: A device for pneumatically opening and shutting a curtain is provided to reduce noise and wear by using compressive pressure and to open and shut a number of curtains at the same time. CONSTITUTION: A device for pneumatically opening and shutting the curtain includes rails frame(10) having an elongated rail, a plurality of roller hangers(50,50') movably mounted on the rail and hanging a curtain member in regular intervals, an air pump actuated for generating compressive pressure, an air cylinder(30) having a nonmagnetic cylinder body(31) and at least one permanent magnet ram, magnetic movable members(60,60') coupled integratedly with the first roller hanger and magnetically adsorbed to the permanent ram of the air cylinder, and a controller for controlling a flow of compressive pressure and the air pump. The cylinder body has an inside space and two ports connected to the air pump to inject and discharge the compressive air into and from the inside space. The permanent ram is inserted in the inside space of the cylinder body and moved by the compressive air injected and discharged.
Patent KR-20010017951-A (KR)
Inventor: JEON HAN YONG
IPC: E02B3/18
Filed: 1999-08-16
Abstract: PURPOSE: A formation material of an incline protecting layer in a waste landfill and a construction method thereof is provided to promote resources recycle by installing on a waste landfill incline, to the landfilling quantity of wastes relatively to the reduction of the costs of materials by using a filler properly, and to use various filling materials freely. CONSTITUTION: A formation material(1) of an incline protecting layer comprises the steps of forming a discharge hole (7) to discharge leachate and gas, leaving a space (4) between a floor plate (2) and a cover plate (3), and filling a filler to a space (4) of a molding frame (1a) where a spacing bar (5) is installed between a floor plate (2) and a cover plate (3), wherein the spacing bar (5) can be installed in a bar shape, a square shape, etc. to fix a floor plate (2) and a cover plate (3) not to be moved, or can have a structure of an antenna to control a space (4) between a floor plate (2) and a cover plate (3) according to an oblique angle of a landfill, and sand, gravel, rubble are used as a filler to fill up the space (4), or a filler provided with a retreated groove (8) and a rugged element (9) can be used to fill up the space (4).
Patent KR-20010019161-A (KR)
Inventor: HAN JIN HO
IPC: C08L7/00
Filed: 1999-08-25
Abstract: PURPOSE: A tread rubber composition is proposed to reduce vulcanization time and to retain cut-and-chip performance by means of specific compounds, for example zinc-2-mercaptotolu-imidazole. CONSTITUTION: A tread rubber composition is prepared by blending tetraisobutyl thiuram monosulfide as vulcanizing promotor and TBBS as sulfenamides vulcanizing promotor and adding zinc-2-mercaptotolu-imidazole to it. In case where prompt vulcanization is required, thiurams promotor such as tetramethyl thiuram disulfide(TMTD) or tetraethyl thiuram disulfide(TETD) are preferably used, although sulfenamides such as TBBS may reduce vulcanization time. The tread rubber composition can reduce vulcanization time while retaining cut-and-chip performance.
Patent KR-20010026983-A (KR)
Inventor: KANG CHEON SU
IPC: B05D5/00
Filed: 1999-09-10
Abstract: PURPOSE: A spray method of coating solution on the front surface of CRT panel glass is provided to have uniform anti-reflective/anti-electrostatic coating layer by electrically charging fine droplets sprayed by an air nozzle. CONSTITUTION: After embarking a panel glass (5) on a circular plate (25), the circular plate is rotated at a fixed rate by a driving motor (20). Air pressure of an air nozzle (60) is adjusted to be 1 to 10kgf/cm2, and about 10 to 50 KV of voltage is applied to the tip part of a high voltage generator (60). Under these conditions, a regulator (54) is opened, and coating solution (40) flow through a connection pipe (56) at the rate of 10 to 50mL/min. Then, coating solution is charged to positive or negative state by the high voltage generator, sprayed droplets are drawn onto the front surface of the circular panel embarked on the circular plate being grounded. In this method, air is exhausted from the lower part at the rate of 10 to 20m/sec for the prevention of droplets-dispersion.
Patent KR-20010035784-A (KR)
Inventor: BYUN MU WON
IPC: C02F1/00
Filed: 1999-10-02
Abstract: PURPOSE: A partition wall structure of waterworks and sewage is provided, which can shorten construction time and cost by using prefabricating method of providing a flow frame of grid type and inserting a hollow panel with many passages into the frame, so that the maintenance and operation can be made easily and the life is prolonged to prevent effluent of toxic material. CONSTITUTION: The system comprises the followings: (i) a rectangular flow channel made by a base plane (1) and side walls (2); (ii) rectangular fixing frames (11) to be fixed in the flow channel, which is made by two side members (11c) , a bottom member (11a) and a middle member (11b); and (iii) vertical hollow panels (12) with hollow part (A) made by a flat plate (12b) and an uneven plate (12a), which has many water passing holes (13) and is fixed in the rectangular fixing frame (11).
Patent KR-20010035856-A (KR)
Title: Semiconductor device and method for manufacturing the same
Inventor: KIM HYEON SIK
IPC: H01L21/28
Filed: 1999-10-04
Abstract: PURPOSE: A semiconductor device and a method for manufacturing for the same are provided to prevent the penetration of a boron and the electron depletion to a P+ polysilicon gate. CONSTITUTION: An isolation layer(15) is formed on a silicon substrate(10) including the first active region(11) and the second active region(13). A gate oxide layer(30) is formed on the first active region(11) and the silicon substrate(10) of the second active region(13). The first polysilicon gate(61) is formed on a partial region of the gate oxide layer(30) of the first active region(11). The second polysilicon gate(62) is formed on a partial region of the gate oxide layer(30) of the second active region(13). An electron depletion barrier(63) is formed at a lower side portion of the first polysilicon gate(61). An insulating spacer is formed at both sidewalls of the first and the second polysilicon gates(61,62). A source/drain(80) is formed on the first active region(11). A source/drain(90) is formed on the second active region(13).
Patent KR-20010038187-A (KR)
Inventor: SIM OENG YONG
IPC: A63F7/06
Filed: 1999-10-22
Abstract: PURPOSE: A soccer game device using board, game device or computer etc. is provided to induce extraordinary interest like making a goal by using board. CONSTITUTION: The soccer game device consists of a ground indicating device (110) to indicate ground with lattice (112) line of designated number, a center line (113) of the center, a goal gate (115) line; several first markers (120) to move as decided distance at decided turn by being arranged in one fixed lattice (112) of the center line (113) indicated on the ground indicating device (110), to have decided kick distance; several second markers (130) to move as decided distance at decided turn by being arranged in other fixed lattice (112) of center line (113) indicated in ground indicating device (110), to have indicated kick distance; a ball (140) to be moved as kick distance of the first markers (120) or the second markers (130) dribbled or kicked by the first marker(120) or the second markers (130) by arranging in the fixed lattice (112) without the first markers (120) and the second markers (130).
Patent KR-20010038503-A (KR)
Inventor: KIM SU TAE
IPC: C04B7/153
Filed: 1999-10-25
Abstract: PURPOSE: A method for solidifying slag of an electric furnace is provided, therefore the solidified product has almost same hardness and specific gravity as natural marble so that it does not contaminate seawater when being used for an apartment of a fish and is used as aggregate for construction. CONSTITUTION: The method comprises steps of: (i) mixing slag of an electric furnace with bicarbonate of calcium; (ii) molding the mixture under pressure of 1-2 ton/square centimeter; and (iii) heating the molded mixture at a temperature of 100-120 deg.C, wherein the bicarbonate of calcium is obtained by adding 10-15 wt.% of water to the slag and then adding carbon dioxide thereto under pressure of about 10 kilogram/square centimeter for about 24 hours.
Patent KR-20010039127-A (KR)
Inventor: KANG GYEONG JIN
IPC: H04B7/26
Filed: 1999-10-29
Abstract: PURPOSE: A method for transmitting a short message in a mobile communication system is provided to offer information requested by a subscriber in real time and achieve the bidirectional transmission of a short message at the same time. CONSTITUTION: A short message to be transmitted from an MS(Mobile Station) is stored in bearer data and forwarded to an MSC(Mobile Switching Center)(401). The MSC converts the short message into an SMDPP(SMS Delivery Point To Point) message format and transmits it to an SMC(Short Message service Center)(402). The SMC judges a service type of the transmitted short message(403). In case that the transmitted message is not a bidirectional and real-time short message type, the SMC forwards a signal to notify the MS that the short message has been transmitted normally(405). If the delivered message is the bidirectional and real-time short message type, the SMC accesses a service corresponding to the short message and acquires a result of the requested service(404). The SMC converts the obtained result into an SMDPP message format and transmits it to the MS through the MSC(406). The MSC forwards a transmission complete result to the SMC(407).
Patent KR-20010045802-A (KR)
Inventor: CHOI HAE JIN
IPC: H01L21/205
Filed: 1999-11-08
Abstract: PURPOSE: An apparatus for sealing a flange of a horizontal furnace for low pressure chemical vapor deposition(LPCVD) is provided to prevent a vacuum leakage phenomenon and to maintain uniform pressure inside the furnace, by reinforcing a sealing function between a flange and a reaction pipe. CONSTITUTION: A circular type reaction pipe(10) is horizontally formed. A heater(20) has a hot wire(22) for applying heat to the circumference of the reaction pipe. A flange(30) has a coolant pipe(70) buried along the circumference, coupled to front and rear portions of the reaction pipe. A cap(40) is coupled to the outer surface of the flange, capable of being sealed. The first sealing member(50) is inserted into a contact portion of the flange and the cap. The second sealing member(62) is inserted into a common contact portion of the flange, the reaction pipe and the heater. The third sealing member(64) is inserted into a contact portion of the flange and the heater so that dual sealing is capable as the second sealing member is degraded.
Patent KR-20010047510-A (KR)
Inventor: KIM SEONG SOO
Filed: 1999-11-20
Abstract: PURPOSE: A selection type advertisement system using a chatting site is provided to increase the effect of an advertisement by directly select and display an interesting advertisements in case that the user uses a catting service. CONSTITUTION: An advertisement catalog unit(102) classifies advertisements by items and displays the advertisements. A data storage unit(104) stores the advertisements. A display unit(106) displays one or more advertisements selected on a screen of a user. A chatting unit(108) provides a chatting service.
Patent KR-20010047981-A (KR)
Title: Wafer probing socket
Inventor: SONG JUNG GYU
IPC: H01L21/66
Filed: 1999-11-24
Abstract: PURPOSE: A wafer probing socket is provided to minimize limitation by the location of a pad in designing a die, by sequentially combining a blade tip body and a spacer plate body in a base pin. CONSTITUTION: Two base pin holes are formed in a main body. Upper and lower portion buffer units(2,3) are formed as one body in a blade tip body(5), bent in opposite directions on the upper and lower surfaces of the main body. A hole located in the same line as the base pin hole formed in the blade tip body is formed in a spacer plate body(10), and an insulating material is applied on both surfaces of the spacer plate body. Base pins(15) are sequentially inserted and coupled by using base pin holes formed in the blade tip body and the spacer plate body.
Patent KR-20010056419-A (KR)
Inventor: PARK CHANG JUN
IPC: G06F1/26
Filed: 1999-12-15
Abstract: PURPOSE: A circuit for controlling a power source for a computer is provided to boot a computer automatically by generating a power control signal in accordance with a power supply when a power source is supplied again after a computer is turned-off caused by a cut-off of a power as a power failure in a power supplying system adopting a power switch of an edge trigger method. CONSTITUTION: The first level shifter(201) and the second level shifter(202) adjust a signal level inputted from a power source(Vcc). An inverter(203a) inverts the outputting signal of the first level shifter(201). A flip-flop(203b) latches the outputting signal of the second level shifter(202). A NOR gate(203c) generates a remote control signal by logically processing the output signals of the inverter(203a) and the flip-flop(203b). A capacitor(204a) is connected to the input terminal of the second level shifter(202) and instantaneously charges an electric charge when the power source(Vcc) is supplied. A transistor(204b) is connected to the charged capacitor(204a) in parallel and controls the input signal of the second level shifter(202) by discharging the capacitor(204a). The first resistance(R1), the second resistance(R2) and the third resistance(R3) are connected to among the first level shifter(201), the second level shifter(202), the transistor(204b) and the power source(Vcc) for a stabilization of the input signals of the first level shifter(201), the second level shifter(202) and the transistor(204b).
Patent KR-20010057093-A (KR)
Inventor: LEE SANG PIL
IPC: B22D11/00
Filed: 1999-12-18
Abstract: PURPOSE: A method for evaluating quality of the inside of a continuous casting slab is provided to shorten working time and improve reliability of quality of products by quantitatively judging the degree of central segregation of the continuous casting slab. CONSTITUTION: In a method for quantitatively evaluating a degree of central segregation by analyzing a segregation degree of sulphur contained in the slab, the method for evaluating quality of the inside of a continuous casting slab comprises the processes of taking a picture of the selected sulphur printer (100) with a micro-viewer (110) by selecting sulphur printer (100) having a size of 30 mm or more including central segregation and V segregation in the continuous casting slab; operating images having an area of 0.5 mm2 or more among the images of a micro-viewer (110) through an image analyzer (120); and outputting image numbers and total area operated in an image analyzer (120) through an output unit (130) so that they can be used as an evaluating means for the degree of central segregation.
Patent KR-20010064714-A (KR)
Inventor: KANG SEOK PAN
IPC: H04N5/12
Filed: 1999-12-18
Abstract: PURPOSE: A horizontal PLL(phase locked loop) control device of TV receiving implement and a method the same are provided to set up a horizontal PLL speed rapid and prevent a shaking of screen from a nonuniform line number in an RF(radio frequency) mode by counting the line number inputted in each field of a received RF signal and judging whether a normal RF signal or an abnormal RF signal using RF modulators. CONSTITUTION: A first process discriminates whether an RF signal mode or an outer signal input mode presently. A second process sets up a horizontal PLL fast in case of an outer signal input mode as a result of the discrimination. A third process counts line number in each field about a horizontal synchronous signal output from a synchronous separation unit in case of an RF signal mode as a result of the discrimination. A fourth process compares the counted result with a range of line number appointed in each field about a TV system and detects a variation of line number in each field. A fifth process sets up a horizontal PLL speed fast in case of detection of variation of line number in each field and sets up the horizontal PLL speed slow in case of no detection of variation of line number in each field.
Patent KR-20000048336-A (KR)
Inventor: KAMIKUBO NORITAKA
IPC: B24B57/02
Filed: 1999-12-22
Abstract: PURPOSE: A supplying device of polishing liquid is provided to supply the polishing liquid to a CMP (chemical mechanical polishing) device. CONSTITUTION: A crude liquid of polishing liquid(18a) contained a crude liquid tank of polishing liquid(13a) and a crude liquid of polishing liquid(18b) contained a crude liquid tank of polishing liquid(13b) are supplied in a tank of polishing liquid(1) through pipes(11a,11b). An amount of polishing crude liquids(18a,18b) is existed at a regular ratio by controlling through pumps(12a,12b). The polishing liquids(18a,18b) are mixed with a polishing liquid(2) at an appropriate ratio and are agitated in the tank of polishing liquid(1). The mixture of the polishing liquid(2) and the polishing liquids(18a,18b) are called as 'the polishing liquid(2)'. In a CMP, a needed amount of the polishing liquid(2) is supplied to a CMP device(16) through a pipe(9). The needed amount is controlled by a pipe(10).