baber/WOPTO huggingface dataset:
Patent KR-20010050549-A (KR)
Inventor: KAKU MARIKO
IPC: G11C11/407
Filed: 2000-09-21
Abstract: PURPOSE: To provide a semiconductor memory in which operation margin of a column system circuit can be sufficiently secured. CONSTITUTION: In a semiconductor memory in which input of a command, write-in and read-out of data excluding POWER-DOWN-EXIT and the like are performed synchronizing with an external clock, and column operation synchronizing pulses of which the number are equal to burst-length is generated inside making an internal operation synchronizing pulse as a trigger after activation of a column system circuit by using the internal operation synchronizing pulse making this external clock as a trigger, the device is characterized in such a manner that a column system circuit is controlled by using column pulse transfer signals Ppr, Ppw which are used separately in the case of READ or WRITE. As different column operation synchronizing pulses are used in the case of READ or WRITE, timing of a synchronizing pulse can be adjusted according to a primary factor for speed control, operation margin of a column system circuit can be sufficiently secured.
Patent KR-20020012471-A (KR)
Title: Method for sterilizing and washing water supply pipe, and sterilizing and washing apparatus for use in the method
Inventor: SUZUKI MAKOTO
IPC: E03C1/046
Filed: 2000-10-05
Abstract: PURPOSE: To provide a sterilizing and cleaning method for water supply piping designed to allow omission of work for removing a water meter, work for connecting bypass piping for cleaning and work for removing the piping. CONSTITUTION: The sterilizing and cleaning method for city water supply piping without removing the water meter is provided. The method comprises the steps of supplying ozone gas from a supply hole into the piping with water pressure being reduced, mixing the ozone gas and water by a mixer in the piping to form ozone water, sterilizing and cleaning the piping by the ozone water and intermittently injecting compressed air from an injection hole.
Patent KR-20020028088-A (KR)
Inventor: LEE MIN SOO
IPC: A23F3/16
Filed: 2000-10-06
Abstract: PURPOSE: A processes for extracting fresh green tea components and manufacturing a dough of the fresh green tea noodle are provided, therefore the healthy components included in green tea can be safely extracted without loss by heating or grinding processes. CONSTITUTION: The process for extracting fresh green tea components comprises the steps of: collecting green tea leaves; washing them with fresh water to remove contaminants; pulverizing 100g to 200g of the green tea leaves in 150 to 300 cc of water with a pulverizer for 2 to 3 minutes; and adding 55g of salt, 100g of sodium bicarbonate and 2 liter of water and mixing them to prepare a green tea mixture solution containing fresh green tea components. The fresh green tea noodle is produced by mixing the green tea mixture solution with wheat flour to prepare green tea dough; and extruding the green tea dough into noodle strips.
Patent KR-20020029727-A (KR)
Title: Dent inspection apparatus of strip surface
Inventor: LEE DONG WON
IPC: B21B38/00
Filed: 2000-10-13
Abstract: PURPOSE: An apparatus for inspecting dents on the surface of a strip is provided which clearly expresses dents formed on the surface of the strip to the outside by real-time polishing the dents on the strip surface generated in a strip production line so that they are easily examined with the naked eye. CONSTITUTION: The apparatus for inspecting dents on surface of a strip comprises a moving unit(100) consisting of rails(120) which are supported by supports(110) at both sides of the lower part of the strip, a base(140) which is installed at the upper part of the rails and moved by one side of the supports(110) and a fixed stand(150) which is installed at one side of the base(140); a strip surface polishing unit(200) consisting of cylinders(210) which are installed at both sides of the fixed stand(150), arms(220) which are installed at rods(211) of the cylinders(210) so that the arms(220) are rotated using a central axis(230) as an axis according to operation of the cylinders(210) and a rotation drum(240) which selectively contacts the strip at ends of the arms(220) and in which a magnet is installed on an outer circumference that is rotated in an opposite direction to a proceeding direction of the strip; and a foreign material suction unit(300) which is installed so that the front part of a duct(310) is positioned at one side of the part that contacts the magnet and strip, and which consists of a magnet cleaning means installed at the front of the duct and a foreign material suction fan which is installed at the back side of the duct.
Patent KR-20020030884-A (KR)
Inventor: KIM SEONG GU
IPC: F16L17/02
Filed: 2000-10-18
Abstract: PURPOSE: A bush is provided to facilitate the fitting work of the bush while satisfying the spring characteristic by installing a ring member at an inner portion of a protrusion for improving the spring characteristic. CONSTITUTION: A bush(16) is inserted into a space formed between an inner pipe(12) and an outer pipe(14) in order to transfer the force or absorb the vibration. Protrusions(18,20) are provided at both ends of the bush(16) so as to maintain the required spring characteristic. A ring(22) is inserted into the protrusions(20) which is positioned in a fitting direction of the bush(16). The ring(22) is made of an elastic material. The ring(22) has a smooth inclination in the fitting direction of the bush(16) and a steep inclination in a direction opposite to the fitting direction of the bush(16). Thus, one protrusion(20) has a height lower than a height of the other protrusion(18). When the bush(16) is press-fitted into the outer pipe(14), the ring(22) is elastically deformed towards the inner pipe(12). Then, the shape of the ring(22) is restored when the bush(16) has been fitted into the outer pipe(104).
Patent KR-20020031567-A (KR)
Title: Inspection method of chip surface defaults using CCD camera
Inventor: BANG JEONG HO
IPC: H01L21/66
Filed: 2000-10-21
Abstract: PURPOSE: A method for detecting a defect of a surface of a chip using a CCD camera is provided to detect correctly a defect of a chip by reducing over-detection due to an error of recognition. CONSTITUTION: An image is obtained by a CCD camera. A total test region(12) of an obtained chip is divided into the first test region(61a,61b,61c,61d) and the second test region(62). The first test region(61a,61b,61c,61d) is an edge region of the chip. The second test region(62) is an inside region of the chip. The first test region(61a,61b,61c,61d) includes test regions for four edges of the chip. A boundary between the first test region(61a,61b,61c,61d) and the second test region(62) is determined according to a statistical value of generated defects. Defects are detected from a surface of the chip by using a brightness difference between the first test region(61a,61b,61c,61d) and the second test region(62).
Patent KR-20020031209-A (KR)
Title: Apparatus for separating bearing from roll chock
Inventor: HAN SANG BIN
IPC: B21B31/07
Filed: 2000-10-23
Abstract: PURPOSE: An apparatus for separating bearings from roll chocks is provided which automatically and simply dismantles roll bearings installed at the roll chocks without manual work of a worker so as to rotate at a high speed back up rolls supporting work rolls performing rolling of a material to be processed in a cold rolling line. CONSTITUTION: The apparatus for separating bearings from roll chocks comprises a base part(20) which is consisted of a moving frame(22) movably installed at the upper side of the chocks(12) transferred by a transfer car and a connection plate(28) connected to the lower part of a first cylinder(24) vertically installed at the lower side of the moving frame(22) by installing guide bars(26) between the first cylinder(24) and the connection plate(28) so that the base part(20) is moved up and down during operation of the cylinder; a bearing hitting part(40) consisting of a rotation plate(46) which is installed at the lower part of the connection plate(28) so that the rotation plate(46) is driven by a motor(44) by interposing the bearings between the rotation plate(46) and a fixing bolt(42) penetrating the center of the bearings and a hitting plate(48) connected to the lower side of the bearing hitting part(40) by the fixing bolt(42) so that each of the plates are separated or closely adhered during driving of the motor, thereby hitting the bearings(10); and a fetching part which is connected to the lower side of the hitting plate(48) by bolts(62) with springs(62a) being inserted into the bolts(62) and consisted of a second cylinder(66) installed at the bottom pat of a guide plate(64) fixed to the connection plate(28) by a case(64a) at the surroundings of the fetching part and fetching plates(76) link connected to the outer side of guide rings(72) that are connected to the upper and lower sides of the spring(70) with a spring(70) inserted into a fixing bolt(68) screw connected to the second cylinder(66) so that the fetching plates(76) are moved in straight line along the bottom part of the guide plate(64), thereby being engaged with the bearings(10).
Patent KR-20010000901-A (KR)
Inventor: JUNG SEUNG PIL
IPC: C12M1/38
Filed: 2000-10-26
Abstract: PURPOSE: A temperature control device of a microorganism incubator is provided which does not use a refrigerant so, has neither inlet line nor outlet line thereof. Consequently, the incubator can be freely installed everywhere. CONSTITUTION: A temperature control device of microorganism incubator is characterized by comprising the followings; a heat transfer panel(2) which is adhered to the bottom of reaction container(1), a thermoelement(3a) for heating and a thermoelement(3b) for chilling which heat and chill the heat transfer panel(2) by supply of electric source, a heat sink(4) which is located at the bottom of the thermoelements(3a,3b), a fan(5) which is adhered to the bottom of the heat sink(4), a temperature sensor(6) which is installed at the inside of the reaction container(1).
Patent KR-20020036547-A (KR)
Title: Resonator manufactoring method
Inventor: LEE GWANG RYEOL
IPC: H03H9/25
Filed: 2000-11-10
Abstract: PURPOSE: A method for manufacturing a thin film bulk acoustic resonator is provided to simplify a process, easily change a design, and improve an electric feature of a product by sequentially coating metals having different thicknesses on a suitable location of a substrate according to a desired frequency. CONSTITUTION: A high/low surface acoustic impedance material of an odd layer is laminated at a lower portion of a piezoelectric dielectric material to form a reflector so that only a desired frequency band in a surface acoustic wave is resonated. A piezoelectric dielectric material is deposited in the reflector by a sputtering operation. Metal materials(M0,M1,M2,M3) having different thicknesses are sequentially coated on a substrate according to a frequency band in order to perform a resonance by desired frequencies to thereby form an electrode. An air cavity is formed at a lower portion of the piezoelectric material by using a micro precision device or a semiconductor process.
Patent KR-20010087134-A (KR)
Inventor: AOKI KAZUO
IPC: G01R31/30
Filed: 2000-11-13
Abstract: PURPOSE: To obtain a semiconductor integrated circuit that can accurately evaluate the semiconductor integrated circuit in detail, and suppresses the decrease in the design region of an internal logic circuit and the increase in limitation regarding arrangement wiring for reducing costs. CONSTITUTION: In a semiconductor integrated circuit that has a monitor circuit for evaluation on a semiconductor substrate, the monitor circuit is arranged in an I/O control circuit region 2 of the I/O buffer circuit region of the semiconductor integrated circuit, and is equipped with a delay circuit, a launcher flip- flop circuit that is connected to the input and output stages of the delay circuit, and a capture flip-flop circuit.
Patent KR-20020037232-A (KR)
Title: Backguard for gas oven range
Inventor: YANG DAE BONG
IPC: F24C15/20
Filed: 2000-11-13
Abstract: PURPOSE: A back guard of a gas oven range is provided to prevent the exhaust heat in a back guard from being transmitted to a rear wall of the back guard and the damage on an upper wall of the back guard according to the exhaust heat. CONSTITUTION: A back guard of a gas oven range forming the exhaust flow discharged from the cooking chamber and flowed to the back guard, the gap flow(Fc1), a part of the exhaust flow, discharged forward the back guard through a lower side of the back guard, the upper side flow(Fc2), a part of the exhaust flow, discharged through the upper part of the back guard, and the air flow(Fa) flowed in from the outside of the back guard and discharged to the upper part of the back guard through a rear part of the back guard by being divided from the upper flow.
Patent KR-20020038114-A (KR)
Title: Interface dual device in adsl dslam system
Inventor: MUN CHA JEONG
IPC: H04L12/16
Filed: 2000-11-16
Abstract: PURPOSE: An interface duplex device in a DSLAM(Digital Subscriber Loop Access and Multiplexing) system of an ADSL(Asymmetric Digital Subscriber Line) is provided to stably interface ATM(Asynchronous Transfer Mode) data and improve the stability of a system by duplicating a DS3 interface board. CONSTITUTION: A master CRUB(Concentration Reduance Up-link Board)-DS3(100) outputs an active signal together with an ATM cell signal received from an external network, and receives an ATM cell signal and outputs the received ATM cell signal to the external network. A slave CRUB(Concentration Reduance Up-link Board)-DS3(200) is transited to an active state when the abnormality of the master CRUB-DS3(100) is generated for outputting the active signal together with the ATM cell signal inputted from the external network, and receives an ATM cell signal to output the received ATM cell signal to the external network. An ADRB(Adapter Reduant Up-link Board)-DS3(300) receives the ATM cell signal transmitted from the master CRUB-DS3(100) when receiving the active signal from the master CRUB-DS3(100) and outputs the received ATM cell signal to a DS3 network. The ADRB-DS3(300) receives a DS3 signal from the DS3 network, converts the received DS3 signal into an ATM cell signal, and outputs the converted ATM cell signal to the master CRUB-DS3(100). A back-plan(400) interfaces data among the master CRUB-DS3(100), the slave CRUB-DS3(200), and the ADRB-DS3(300).
Patent KR-20010060357-A (KR)
Inventor: WACHTMEISTER GEORG
IPC: F02C7/06
Filed: 2000-11-20
Abstract: PURPOSE: A control and adjustment device is provided to obtain a simple lubricating system for surely supplying a lubricating oil quantity matched with various operating points to a bearing of an exhaust-driven supercharger over the entire range of its rotational speed. CONSTITUTION: A lubricating oil parameter is adjusted by adjusting devices(1,2) so as to surely ensure supply of sufficient lubricating oil quantity related to each operating point of an exhaust-driven supercharger(5) in a condition avoiding an excessive oil quantity by obtaining at least one adjustment value from at least one command value, obtained by a measuring sensor(7) in a control and/or adjusting unit(4). In this way, the efficiency of a turbine type supercharger is improved at a low rotational speed, that is, at a rotational speed of maximum rotational speed or less.
Patent KR-20010092652-A (KR)
Title: A turbine stator vane segment having internal cooling circuits
Inventor: BOJAPPA PARVANGADA GANAPATHY
IPC: F01D9/02
Filed: 2000-11-20
Abstract: PURPOSE: A turbine vane segment is provided, in which the cooling medium is supplied the first, second and fourth cavities at a relatively low temperature, thereby affording improved cooling adjacent the leading and trailing edges, the hottest portions of the vanes. CONSTITUTION: A turbine stator vane includes outer and inner walls(20,28) each having outer and inner chambers and a vane(18) extending between the outer and inner walls. The vane includes first, second, third, fourth and fifth cavities(34,36,38,40,42) for flowing a cooling medium. The cooling medium enters the outer chamber of the outer wall, flows through an impingement plate(60) for impingement cooling of the outer band wall defining in part the hot gas path and through openings(64,66,68) in the first, second and fourth cavities for flow radially inwardly, cooling the vane. The spent cooling medium flows into the inner wall and inner chamber for flow through an impingement plate(84) radially outwardly to cool the inner wall. The spent cooling medium flows through the third cavity(38) for egress from the turbine vane segment from the outer wall. The first, second or third cavities contain inserts(70,72,74) having impingement openings for impingement cooling of the vane walls. The fifth cavity(42) provides air cooling for the trailing edge.
Patent KR-20020040382-A (KR)
Title: System and method for managing goods information for sales information inserted advertisement message, and media for storing program source thereof
Inventor: LIM KYUNG SIK
Filed: 2000-11-24
Abstract: PURPOSE: A system and method for managing sale information containing a CM(Commercial Message) is provided to supply the CM including points to users when registering or deleting the sale information. CONSTITUTION: The system comprises a wire/wireless telephone(25), a user terminal(20), and a sale information management server(30). The wire/wireless and user terminal are connected with the sale information management server through the network(10). The sale information management server enables the user to register and delete the sale information containing the CM by the request of the registration and deletion. When the user registers or deletes the sale information, the sale information management server offers the fixed points to the user and exchanges the accumulated points to cash as requested.
Patent KR-20020041935-A (KR)
Title: Method for fabricating bit line in semiconductor device
Inventor: JIN WON HWA
IPC: H01L27/108
Filed: 2000-11-29
Abstract: PURPOSE: A formation method of a bit line of semiconductor devices is provided to reduce a leakage current and to improve a through-put by compactly forming a barrier. CONSTITUTION: A Ti(5) having a thickness of 50 - 500 angstrom and a TiN(6) having a thickness of 200 - 600 angstrom are sequentially deposited on an interlayer dielectric(2) having a contact hole on a substrate(1). Then, a TiSi2(7) is formed at a contact region between the substrate(1) and the Ti(5) by performing a silicidation through an RTA(Rapid Thermal Anneal) at the temperature of 600 - 850 deg.C under a NH3 gas condition, thereby more compactly forming the TiN(6). Due to the silicidation under the NH3 gas condition by one-step, a leakage current is considerably reduced. Then, a first tungsten layer(8) is deposited on the entire surface of the resultant structure to fill into the contact hole.
Patent KR-20020042956-A (KR)
Title: Fabrication method of erbium-doped silicon nano-dots
Inventor: HA JEONG SUK
IPC: C23C14/28
Filed: 2000-12-01
Abstract: PURPOSE: A method for forming an erbium-doped silicon nano dot is provided to prevent contamination by vaporizing a solid target within a reactor and change doping density by controlling intensity of laser beam. CONSTITUTION: A silicon substrate(11) is located in an inside of a reaction chamber(10) in order to maintain a state of vacuum. A pulsed light source portion is located at an outside of the reaction chamber(10) in order to a pulsed light beam(21). A plurality of target rotation portion(40a,40b) is located in the inside of the reaction chamber(10) in order to load a plurality of target(30a,30b) and rotate the targets(30a,30b). A light beam splitter(50) is used for splitting the pulsed light beam(21) into a plurality of light beam(22a,22b). A plurality of light beam intensity control portion(60a,60b) is used for controlling the intensity of the light beams(22a,22b). A plurality of polarization portion(70a,70b) is used for polarizing the light beams(22a,22b).
Patent KR-20020045719-A (KR)
Title: Double slat conveyor system
Inventor: MIN TAE HONG
IPC: B65G17/12
Filed: 2000-12-11
Abstract: PURPOSE: A double slot conveyor system is provided to maintain an initial state of a setting position of a chassis by synchronously controlling left and right slots. CONSTITUTION: A conveyer system of double slot comprises left and right slots(5,7) mounted on a first double slot conveyer(1); a left and right slots(9,11) installed on a second double slot conveyer; a chassis carried by the slots; a first driving unit(19) transmitting power through a first power transferring unit by being mounted on a right slot of the first double slot conveyer; a first sprocket(21) connected to a first driving shaft(23) by being mounted on the right slot; a chain(25) engaged with a side end of the first driving unit; a second sprocket(27) formed on the other side end of the first driving unit; and a second driving shaft(31) connected to a left slot of the first double slot conveyer through a third sprocket(29).
Patent KR-20020046309-A (KR)
Title: Wafer Cleaning Device And Method for Fabricating Thin Film Transistor Device By Using The Same
Inventor: LEE SEONG GWON
IPC: H01L21/304
Filed: 2000-12-12
Abstract: PURPOSE: A wafer cleaning apparatus is provided to improve an electrical characteristic by equally cleaning an oxide. CONSTITUTION: A wafer cleaning apparatus comprises a cassette(11) loaded with wafers(12), a robot arm for holding and moving the wafers(12) in the cassette(11), an aligner for aligning the flat zones(12a) of the wafers(12) in the cassette(11), a lower supporting plate(13) located beneath the cassette(11) for supporting the cassette(11), a rotating shaft(15) connected with the lower supporting plate(13) for circulating the loaded wafers(12), a rotating motor(14) for driving the rotating shaft(15). At this time, an oxide is equally cleansed due to the rotating motor(14), thereby improving the characteristic and the structure of the oxide.
Patent KR-20020046321-A (KR)
Title: Method for programming a nonvolatile semiconductor memory device
Inventor: JUNG JAE YONG
IPC: G11C16/04
Filed: 2000-12-12
Abstract: PURPOSE: A method for programming a nonvolatile semiconductor memory device is provided to increase a threshold voltage of a parasitic MOS transistor formed between adjacent cells without increasing a word line voltage during a program operation. CONSTITUTION: According to data bits latched in first and second page buffers(130_0,130_1), one of a first voltage and a second voltage is provided to each of first and second bit lines(BL0,BL1). The first and second bit lines(BL0,BL1) are electrically insulated from the first and second page buffers(130_0,130_1). A current is supplied to the first and second bit lines(BL0,BL1) for a predetermined time in response to a bit line precharge so that a voltage of a bit line is biased higher than the program voltage. A current supply to the first and second bit lines(BL0,BL1) is intercepted and a program voltage is applied to a selecting word line among word lines.