baber/WOPTO huggingface dataset:
Patent KR-20010070137-A (KR)
Title: Semiconductor memory device
Inventor: UEKUBO MASAKI
IPC: G11C16/06
Filed: 2000-10-13
Abstract: PURPOSE: To provide a semiconductor memory in which read-out fault caused by overshoot of a data signal can be prevented even if a reference signal giving reference when a logic value of a data signal from a memory cell is discriminated is constantly generated. CONSTITUTION: In the semiconductor memory constituted so that a data signal from a memory cell and a reference signal from a reference cell are compared by a differential sense amplifier 150A-0 and data is read out, the memory provided with a feedback circuit 200A-0 having a function limiting relative variation between a reference signal VREF and a data signal VDA-0 inputted to the differential sense amplifier 150A-0. When data stored in a memory cell is read out, this feedback circuit 200A-0 feeds back an output of the differential sense amplifier 150A-0 to an input node NIN of the differential sense amplifier 150A-0 temporarily, and equalizes a data signal VDA-0 to a reference signal VREF temporarily.
Patent KR-20010078426-A (KR)
Title: Dialysis membrane cell unit for fresh-waterizing of sea-water
Inventor: ALEXANDER ALEXEYVICH TSKHAY
IPC: B01D61/46
Filed: 2000-10-13
Abstract: PURPOSE: An electrodialysis membrane cell unit of a sea water desalinization equipment is provided, which forms water paths by combining a desalinization chamber frame and a concentration chamber frame in itself and so can compact the system highly and prevent any electric leak. The structure of the equipment is so simple and easy to assemble, so that it can be utilized to various sizes of membrane and cell. CONSTITUTION: The system comprises a cell unit composed of compact plates(15,16), an anion exchange membrane (2) , spacers (1,6), a cation exchange membrane (3), an anion exchange membrane (2). The compact plates (15,16) and spacers (6,1) have four projections of penetrating holes for forming a water supplying path and a water discharging path.
Patent KR-20020029983-A (KR)
Title: Cooling circuit of multi-air conditioner using capillary tube
Inventor: CHANG KEUN SUN
IPC: F24F11/00
Filed: 2000-10-16
Abstract: PURPOSE: A refrigerant cycle of multi split type air conditioner using capillary is provided to simplify structure thereof and to improve performance by controlling flowing amount of refrigerant. CONSTITUTION: A cycle comprises a compressor(8); a four-way valve(4); a condenser(12); multiple capillaries(20a,20b,20c,20d,20e); and evaporators(2a,2b). The four-way valve controls flow of refrigerant having passed the compressor. The capillaries controls flowing amount of fluid refrigerant coming from the condenser as valves(22b,22c,22d) open and close according to cooling condition of each room by decent of pressure due to difference of inner diameters and lengths of the capillaries.
Patent KR-20020036344-A (KR)
Title: Radio frequency signal temperature recompense apparatus
Inventor: KIM JIN YEONG
IPC: H04B7/155
Filed: 2000-11-09
Abstract: PURPOSE: A radio signal temperature compensating device is provided to reduce an error by detecting the temperature of a component using a temperature sensor, and by compensating gains changed in case that the change of gain is generated according to the temperature detected. CONSTITUTION: The first and the second amplifier(10,12) amplify and output radio signals into a level of a fixed radio signal level in case that the radio signals are inputted through an input port. An attenuator(11) attenuates an output of the first amplifier(10) according to a control signal and outputs the output attenuated to the second amplifier(12). A temperature sensor(20) detects the temperature of the first and the second amplifier(10,12). A sensor detection unit(21) receives and reads a signal detected from the temperature sensor(20). In addition, the sensor detection unit(21) outputs an analog signal. A storing unit(22) stores attenuated data. A digital/analog conversion unit(23) converts digital data stored in the storing unit(22) into analog signals. A control unit(24) reads the data stored in the storing unit(22) through the digital/analog conversion unit(23) in case that signals are inputted from the sensor detection unit(21).
Patent KR-20020022522-A (KR)
Title: Polishing Apparatus and Polishing Pad Useful In Polishing Apparatus and Polishing Method
Inventor: SUZUKI GEIISUKE
IPC: B24B37/24
Filed: 2000-11-15
Abstract: PURPOSE: To provide a polishing system, a polishing pad and a polishing method exhibiting a high level difference relaxing performance. CONSTITUTION: While pushing a semiconductor substrate 3 against a polishing pad 1 having electrical conductivity variable partially depending on the irregular shape of an object 31 to be polished formed on the semiconductor substrate 3, polishing liquid 41 containing electrolyte, abrasive grains and a chemical component is supplied between the semiconductor substrate 3 and the polishing pad 1 and chemical mechanical polishing of the object 31 is carried out. At the same time, electrolytic polishing of the object 31 is carried out by applying a voltage from a voltage applying section 6 between the semiconductor substrate 3 and an electrode 5 provided on the rear surface 1b of the polishing pad 1.
Patent KR-20020039932-A (KR)
Title: Fishing line connect ring and manufacture method of lure for squidfishing
Inventor: PARK HONG GYU
IPC: A01K85/00
Filed: 2000-11-23
Abstract: PURPOSE: A fishing line connection ring of a squid fishing lure and a manufacturing method thereof are provided to prevent the breakage of the fishing line due to the frictional heat between the connection ring and a fishing line. CONSTITUTION: In the conventional squid fishing lure comprised of a plastic body of convex or flat shape, a fishing needle coupled to the lower end of the body, a connection loop formed at the lower end of the fishing needle or the upper end of the body, and a fishing line connection ring(20) to be hung on the fishing line with being connected to the connection loop, the fishing line connection ring is formed into a ring having a fitting hole through which a fishing line penetrates. The ring is formed by bending a wire(25) of circular cross section, and mutually bonding its both ends.
Patent KR-20020040039-A (KR)
Title: Apparatus for protecting gas-leakage of rotary compressor
Inventor: LEE JAE YEOL
IPC: F04B39/00
Filed: 2000-11-23
Abstract: PURPOSE: A device for preventing gas leakage of hermetic type rotary compressor is provided to prevent compressed gas, discharged from a casing, from flowing back into cylinder. CONSTITUTION: A device includes a cylinder(5); an inlet pipe(SP); and a sealing member(10). The cylinder is installed in a casing(1) and has a hermetic space with an outlet, fluidically connected with a discharge pipe of the casing, and an inlet(5a) through which fluid flows from an outside of the casing. The inlet pipe is fluidically connected with the inlet so that fluid flows in through the inlet on driving of a rotary body, eccentrically rotating in the hermetic space of the cylinder. The sealing member is elastically inserted between the inlet of the cylinder and the inlet pipe facing the inlet to prevent compressed gas, discharged to the casing, from flowing back into the hermetic space of the cylinder.
Patent KR-20020042894-A (KR)
Title: Steel plate to be precipitating TiN+MnS for welded structures, method for manufacturing the same, welding fabric made from the same
Inventor: CHOI HAE CHANG
IPC: C22C38/00
Filed: 2000-12-01
Abstract: PURPOSE: A method of manufacturing a steel plate having a composite precipitate of TiN and MnS is provided, in which TiN precipitates are surrounded by MnS to minimize toughness difference between base metal and weld heat-affected zone. CONSTITUTION: The method of manufacturing the steel plate for welded structure comprises the processes of heating a steel slab comprising 0.03 to 0.17 wt.% of C, 0.01 to 0.5 wt.% of Si, 1.0 to 2.5 wt.% of Mn, 0.005 to 0.2 wt.% of Ti, 0.0005 to 0.1 wt.% of Al, 0.008 to 0.030 wt.% of N, 0.0003 to 0.01 wt.% of B, 0.001 to 0.2 wt.% of W, 0.03 wt.% or less of P, 0.003 to 0.05wt.% of S, 0.005 wt.% or less of O, a balance of Fe and other inevitable impurities in the temperature range of 1000 to 1250°C for 60-180 minutes wherein the steel slab satisfies the following inequalities: 1.2<=Ti/N<=2.5, 10<= N/B<=40, 2.5<=Al/N<=7, 6.5<=(Ti+2Al+4B)/N<=14, 220<=Mn/S<=400; hot-rolling the heated steel slab at a reduction ratio of higher than 40% over austenite recrystallization zone; and cooling the hot rolled steel sheet to the ferrite transformation finish temperature(±1 0°C) at a cooling rate of higher than 1°C/min.
Patent KR-20020044734-A (KR)
Title: Personal information mamagement system and method thereof
Inventor: CHA JAE SEON
IPC: G06F17/00
Filed: 2000-12-06
Abstract: PURPOSE: A system and a method for personal information management are provided to integrally manage the personal information and the changing history of the personal information transmitted through a computer communication network in a server and to automatically update the personal information managed by each customer. CONSTITUTION: An information management server(10) is installed to a company managing a personal information management system, a customer computer(12) and a personal portable terminal(14) receives a service provided from the information management server. A service user uses the information management service by requesting a service registration to the information management server. The information management server transmits a page capable of inputting the personal information to the service user and provides an information management application to the customer computer by a customer's request. The information management server comprises a mail server(24), a web server(26), an application server(28) and an information management database(20). The information management database comprises an integrated database(30) and a history database(32).
Patent KR-20010016402-A (KR)
Title: a laver bend braiding machine structure
Inventor: KIM DOO WHAN
IPC: D04G1/00
Filed: 2000-12-08
Abstract: PURPOSE: Provided is a braider structure of a laver net having reduced working hours and improved workability. CONSTITUTION: The braider is comprised of: a step board(3) laid a bobbin frame(1), a notifying roller(4) of swapping time being the bobbin and a rod(5) fixing a weft; a decelerating motor1(9) set on a lower frame; three front rollers(16) set on an upper frame; a female clip feeding machine(7) and a male clip feeding machine(8) set on the upper of the frame; shoots(31) formed between an upper conveyer(11) and a lower conveyer(12); a high-frequency welding device(10) set on the upper of the upper conveyer(11); a vertical weft auto-feeding machine(13) and a guide roller(18) formed in front of the high-frequency welding device; a decelerating motor(9') set on the lower part of a back roller frame(17') and a weft auto-assembling board(15); three back rollers(17) set on the upper of the back roller frame and the weft auto-assembling board; a vibration isolation case(21) set on the upper of the female and male clip feeding machine(7,8) and the back roller frame(17'); a guide roller(18') set on a side of the back roller(17); and a two-stage roller(19) set on the upper of the guide roller(18) and a storage box(53) set on the lower part of the guide roller(18).
Patent KR-20020045407-A (KR)
Title: Lifelong education through character development plan on internet network
Inventor: JUNG JAE YUN
Filed: 2000-12-08
Abstract: PURPOSE: A lifetime education method through a self-development program using an Internet network is provided to make a user continuously obtain the information for the interesting fields of the user for a lifetime and to enable the user to select more diverse information service. CONSTITUTION: The method comprises the steps of receiving an information search command of the user through the network(404), transmitting the information suitable to the user's command to a user terminal(408), and receiving an examination and qualification certificate of the user, and transmitting the information selected by the user. The user instantly requests the registration of the selected information and decides the registration after storing the information in the user's account(412,414). The lifetime education method is carried out by a database storing the information relating to a company providing the information and the education and the user information, and a management system managing the information of the provider and the user according to the request signal transmitted from the provider and the user through the network.
Patent KR-20020045661-A (KR)
Title: Controlling device of Vacuum refrigerator
Inventor: HWANG IN YEONG
IPC: F25D11/00
Filed: 2000-12-09
Abstract: PURPOSE: A control device of vacuum refrigerator is provided to prevent oxidation of stored food by discharging air in a food storage compartment to keep the food storage compartment vacuous and to keep moisture in the food. CONSTITUTION: A refrigerator includes a vacuum chamber(30); a vacuum pump(40); and a control device. The vacuum chamber is placed on a cold air passage(1) and has a space therein to store food. The vacuum pump discharges air in the vacuum chamber to outside. The control device controls driving of the vacuum pump to keep moisture of the food and vacuum of the vacuum chamber and includes a temperature sensor(51); a pressure sensor(52); and a micro computer. The temperature sensor detects temperature in the vacuum chamber to generate signal. The pressure sensor detects pressure in the vacuum chamber to generate signal. The micro computer is impressed with signals generated in the temperature sensor and the pressure sensor to drive the vacuum pump if environment in the vacuum chamber exceeds saturated water vapor pressure and to stop the vacuum pump if the environment is under the saturated water vapor pressure.
Patent KR-20020045742-A (KR)
Title: A waste water sludge drying apparatus
Inventor: NAM SANG DEOK
IPC: C02F11/12
Filed: 2000-12-11
Abstract: PURPOSE: Provided is a sludge drying equipment, which is characterized in that a screw blade transports sludge, and sludge is dried by a lifter and a vibration screen. Also the equipment is installed horizontally for safety and durability of the equipment. Sludge moves up and down by the lifter during drying to improve drying efficiency. CONSTITUTION: The equipment comprises the following parts: a dryer(100) installed a screw blade and several lifters; a means(200) for driving the dryer(200); a burner(400) for supplying hot gas into the dryer(100); and a vibration screen(600) that is composed of a screen net(610) and a screen shaft. Several lifters are installed at the interior of the dryer(100) at regular intervals. Sludge moved up by lifters is moved down, and crashes by the screen net(610). So sludge is crushed, and contact area of sludge and hot gas is increased. Consequently drying efficiency of sludge is maximized.
Patent KR-20020047347-A (KR)
Title: Oil filter system
Inventor: KIM U SIK
IPC: F01M1/16
Filed: 2000-12-13
Abstract: PURPOSE: An oil supplied to a cylinder block of engine is supplied with a filtered pure oil when the engine is in a low speed and the rpm is high in a starting time of the engine or inclined road driving. CONSTITUTION: An oil filter(1) receives oil from an oil pump(2), filters the oil and supplies it to an oil supply line(3). A first bypass line(4) is installed in one side of the oil filter. A reservoir tank(5) is installed in an end of the first bypass line. The first bypass lines bypasses an oil pressure when the introduced oil pressure is above a certain limit. A second bypass line(6) connects the oil supply line with the reservoir tank to bypass a part of the filtered oil to the reservoir tank. A third bypass line(8) connects the reservoir tank with the oil supply line to supply filtered oil to a cylinder block in a high rpm.
Patent KR-20020050023-A (KR)
Title: a quartz parts cleaner of semiconductor equipment
Inventor: CHOI WON GEUN
IPC: H01L21/02
Filed: 2000-12-20
Abstract: PURPOSE: An apparatus for cleaning quartz parts of equipment for fabricating a semiconductor is provided to stably clean the quartz parts and to minimize waste of the quartz parts, by stopping a basket loaded with the quartz part transferring in a chemical bath while the basket does not collide with a pillar or wall of the chemical bath. CONSTITUTION: Chemicals is received in the chemical bath(10). The basket(20) loaded with the quartz parts(P) is inserted into the chemical bath and is transferred. The quartz part passing through the chemical bath is rinsed in a deionized water bath(30). A damping stopper(13) comes in contact with the front end of the basket to control the transfer of the basket, disposed in the transfer path of the basket of the chemical bath and separated from the wall of the chemical bath by a proper interval.
Patent KR-20020051411-A (KR)
Title: A Color Cathode Ray Tube
Inventor: LEE TAE HUN
IPC: H01J29/07
Filed: 2000-12-22
Abstract: PURPOSE: A color cathode ray tube is provided to perform effectively an explosion-proof function by improving a structure of a panel skirt. CONSTITUTION: A skirt portion is formed with a blend portion(109), an intermediate portion(110), and a lower portion(111). The blend portion(109) is formed from an edge of an effective area portion(101) to an MML(Mold Match Line). The intermediate portion(110) is formed from the MML to a BL(Brake Line). The lower portion(111) is formed from the BL to an SEL(Seal Edge Line). An OBR(113) having a predetermined radius of curvature is formed in the blend portion(109). A linear portion(114) is formed in the OBR(113). The linear portion(114) is connected with the MML by a straight line. In the intermediate portion(110), the MML is connected with the BL by the straight line. In the lower portion(111), the BL is connected with the SEL by the straight line.
Patent KR-20020051531-A (KR)
Inventor: KIM HAE CHEON
IPC: H01L21/18
Filed: 2000-12-22
Abstract: PURPOSE: A semiconductor device for a low temperature measurement is provided to improve a size and an economic cost by using a GaAs substrate. CONSTITUTION: A semiconductor device for a low temperature measurement comprises a GaAs semi-insulating substrate(1), a channel layer(2) formed by implanting Si ions in the GaAs semi-insulating substrate(1), ion implanting parts(3a,3b) respectively connected to both ends of the channel layer(2) for implanting ions to the channel layer(2), first resistive electrode parts(4a,4b) respectively connected with the ion implanting parts(3a,3b), an interlayer dielectric(5) connected to the resistive electrode parts(4a,4b) for enclosing the channel layer(2), a second electrode(6) formed on the interlayer dielectric(5), and a transistor(7) having a different function formed on the GaAs semi-insulating substrate(1).
Patent KR-20020052545-A (KR)
Title: A stator assembly in a alternator and method for the same
Inventor: HONG GYEONG PYO
IPC: H02K1/12
Filed: 2000-12-26
Abstract: PURPOSE: A stator assembly for alternator and method for manufacturing stator assembly is provided to achieve an increased strength of the stator assembly, while reducing noise generated from the alternator. CONSTITUTION: A stator assembly(30) comprises a stator laminated body(20) formed by a plurality of stators laminated through a welding process; and a coupling member(21) for coupling the stator laminated body so as to obtain a single assembly of the stator laminated body. A method for manufacturing stator assembly comprises a first step of laminating a plurality of stators for alternator; a second step of welding the laminated stators; a third step of forming a hole penetrating through the stator laminated body; and a fourth step of coupling the stator laminated body through the hole formed in the third step, so as to obtain a single assembly of the stator laminated body.
Patent KR-20020055244-A (KR)
Title: Device for checking alarm in mobile communication bts system
Inventor: PARK DONG SEOK
IPC: H04W88/08
Filed: 2000-12-28
Abstract: PURPOSE: An alarm check apparatus in a mobile communication base station system is provided to find out rapidly positions and the number of generation of abnormality of each parts within the base station and reduce the alarm signal lines at the maximum. CONSTITUTION: A manager terminal(100) displays a summary alarm signal output from a NAND gate(300), a place of generation of an alarm and the number of the alarm output from an OR gate(500) to the manager, and outputs a control signal corresponding to the received command when receiving a switch command from the manager. A switching unit(200) receives power signals from blocks within a plurality of base stations, outputs the signals through the respective a paths and when inputting a switching signal, performs a switching operation from a path to b path according to the switch signal. A NAND gate(300) receives power signals from the switching unit(200) through a plurality of a paths, when the power signals are all low level state signals, does not output the summary alarm signal and when a high level state power signal exists among the power signals, outputs an alarm signal corresponding to the signal to the manager terminal(100). A demultiplexer(400) receives a switch control signal from the manager terminal and simultaneously outputs a switch signal corresponding to the signal to the switching unit(200). The OR gate(500) receives a power signal from the switching unit through the b path and outputs the place of generation of an alarm and the number of alarm corresponding to the summary alarm signal generated from the NAND gate to the manager terminal.
Patent KR-20010062839-A (KR)
Inventor: AHN HU NAM
IPC: F04B27/08
Filed: 2000-12-29
Abstract: PURPOSE: A variable displacement swash plate type compressor having a structure for preventing the rotation of a piston is provided to be received in a small crank case for reducing the whole diameter of the crank case. CONSTITUTION: A variable displacement swash plate type compressor(10) having a structure for preventing the rotation of a piston includes a cylinder block(12) formed with a plurality of cylinders(14) inside, a crank case(18) mounted at an end of the cylinder block for sealing the cylinder block and having an inner wall formed with longitudinal depressed portions(24) between bearing surfaces(22), and a plurality of pistons(52) mounted in the respective cylinders slidably, wherein each of the piston has a structure(60) for preventing the rotation to be aligned at a position corresponding to the depressed portion with a clearance in a radial direction, and the rotation preventing structure includes a pair of facing shoulder parts and an outer surface(73) extended between the shoulder parts.
Patent KR-20020056143-A (KR)
Inventor: KWON I JIN
IPC: G11C7/12
Filed: 2000-12-29
Abstract: PURPOSE: An oscillator is provided to improve driving capacity by preventing power consumption due to over-current according to operations of a memory cell. CONSTITUTION: An enable signal of a high state is inverted to the enables signal of a low state by the first to the third inverters(I41 to I43). The first PMOS transistor(P41) is turned on and the first NMOS transistor(N41) is turned off by the enable signal of the low state. The supply voltage is supplied to the first node(Q41) through the first PMOS transistor(P41). The supply voltage applied to the first node(Q41) is dropped by a resistance(R41). The supply voltage is dropped again by the third NMOS transistor(N43) connected between the first node(Q41) and the ground terminal(Vss). The fifth, the seventh, and the ninth NMOS transistors(N45,N47,N49) are turned on by the first, the second, and the third control signals.
Patent KR-20010021873-A (KR)
Title: 전기 설비 보호 수단
IPC: H02H3/33
Filed: 1997-07-17
Abstract: 본 발명에 따른 보호 장치(10)는 전기 설비 시스템에 포함되어 특히 갑작스런 전기 파괴 또는 시스템의 주변의 온도 상승에 의해 설비에 대한 열 또는 손상의 원인을 방지하도록 설계된다. 또한, 본 발명의 보호 장치는 온도가 소정 레벨로 상승할 때마다 위상 단자와 제로 단자 또는 접지 단자 사이에 일구성 소자로서 단락 회로를 구비한 것을 특징으로 한다.