baber/WOPTO huggingface dataset:
Patent KR-20010000691-A (KR)
Inventor: KIM GYEONG SEOP
IPC: F15B15/22
Filed: 2000-10-13
Abstract: PURPOSE: A double-acting cylinder is provided to exactly control moving of a piston and buffer an impact by hydraulic pressure and for a compact structure by an alternate double-acting cylinder motion of a piston using hydraulic pressure and a rod through a cylinder tube. CONSTITUTION: A fixed rod(5) is inserted into a fluid chamber(7) of a piston rod(6) through a guide hole(12-1) of a piston(12) in a double-acting cylinder. A fluid path(5-1) is formed along the central axis of the fixed rod(5). The fluid chamber(7) of the piston rod(6) is charged with hydraulic pressure by an inflow of fluids into the fluid path(5-1). The piston rod(6) in a no-load condition moves backward and the piston(12) to the right following the piston rod(6). The hydraulic pressure in the fluid chamber(7) is discharged through the fluid path(5-1) and the piston(6) moves to the left following the fixed rod(5) inserted into the guide hole(12-1) in case of the piston rod(6) moving forward. A subtracts the sectional area of the piston rod(6) from the sectional area of the piston(12) and B is the area of the fluid chamber(7). The load applied on A is equal to the load applied on B as designed A equivalent to B. moving speed and travel distance of the piston(12) are exactly controlled using hydraulic pressure from the fluid path(5-1).
Patent KR-20020029723-A (KR)
Title: Soundproof and failure detector of gas pipe
Inventor: SIM MAN JO
IPC: F16L55/02
Filed: 2000-10-13
Abstract: PURPOSE: An apparatus for detecting the noise and a crevice in a gas pipe is provided to prevent the accident by installing a pressure gauge at one side of an outer pipe and a gas injection port at the other side of the outer pipe. CONSTITUTION: An apparatus for detecting the noise and a crevice includes a reinforcement member(32) which is arranged at a peripheral portion of an inner pipe(31) with a constant interval. At least two perforation holes(33) are formed in the reinforcement member(32). An outer pipe(34) is installed at an outer portion of the reinforcement member(32). A rib(39) is installed at the reinforcement member(32) so as to securely fix an end of the outer pipe(34) to the rib(39). A flange is formed at the end of the outer pipe(34). A pressure gauge(36) is installed at one side of the outer pipe(34), and a gas injection port(37) having a valve is installed at the other side of the outer pipe(34).
Patent KR-20020031495-A (KR)
Title: Semiconductor memory device using system clock as writing data for test
Inventor: LEE HYEONG YONG
IPC: G11C29/00
Filed: 2000-10-20
Abstract: PURPOSE: A semiconductor memory device using a system clock as a write data for a test is provided to generate the write data for test by using only a system clock without using a data input/output pin. CONSTITUTION: A system clock(SCLK) is applied to a clock delay portion(350) and one or more data reception portions(300,310). The system clock(SCLK) applied to the clock delay portion(350) is changed to a delay data signal by a delay circuit selection portion. The delay circuit selection portion is controlled by a plurality of delay circuit and a control signal(SCTRL). The data reception portions(300,310) are enabled or disabled by the system clock(SCLK). The data reception portions(300,310) receives a delay data signal(DCLK) and generates an internal data. The data reception portions(300,310) are formed with D-FlipFlops.
Patent KR-20010060316-A (KR)
Inventor: JANKO BOZIDAR
IPC: H04N17/00
Filed: 2000-11-13
Abstract: PURPOSE: A Gaussian noise detection method is provided to detect a Gaussian noise in a video signal by decomposing an image from the video signal into best qualified blocks of relatively uniform luminance. CONSTITUTION: The best qualified blocks in an image of a video signal with a comparatively uniform luminance are found out, an average standard deviation of the best qualified blocks is calculated, the average standard deviation is temporally filtered over a plurality of other images of the video signals to obtain a smoother standard deviation, and the smoothed average standard deviation is calculated into a scale of a corresponding input noise to detect a Gaussian noise in the video signal.
Patent KR-20020038166-A (KR)
Title: Freeze method and device dip transfer type
Inventor: CHOI GWANG HO
IPC: F25D13/06
Filed: 2000-11-16
Abstract: PURPOSE: An immersion and delivery type freezing method and system of the same are provided to immerse and deliver frozen object in refrigerant to freeze even when specific gravity of the frozen object is lighter or heavier than specific gravity of the refrigerant. CONSTITUTION: A system includes a freezing tank(2); an input device(6); a delivery device(8); a refrigerant collecting device(10); and a discharge part. The freezing tank is filled with refrigerant(4). The input device is installed on an outside of the freezing tank to put object(R) to be frozen into the freezing tank. The delivery device delivers the object put by the input device to be immersed in the refrigerant to be frozen. The refrigerant collecting device delivers the object to be frozen above a surface of the refrigerant so that the refrigerant attached on the object drops to the freezing tank by gravity to dry the frozen object. The discharge part is interlocked with the refrigerant collecting device to discharge the object to the outside of the freezing tank.
Patent KR-20010061940-A (KR)
Inventor: MORO KYOUJI
IPC: B23K3/04
Filed: 2000-11-23
Abstract: PURPOSE: To achieve the highly reliable soldering in a short working time by improving the temperature control of heater chip, and controlling rapidly and precisely the temperature of the heater chip. CONSTITUTION: A reflow type soldering apparatus comprises the heater chip 10 to solder a portion to be soldered of a work W in a reflow system, a power supply unit 12 to supply the power for heat generation or heating use to the heater chip 10, a control unit 14 to control the current in the power supply unit 12, and a pressing unit 16 to press the heater chip 10 against the portion to be soldered of the work W. An inverter 26 has four transistor switching elements 28, 30, 32 and 34. A first set of switching element 28 and 32 are simultaneously switching (ON-OFF) controlled at a predetermined inverter frequency (for example, 10 kHz) by the in-phase inverter control signals G1 and G3 via a drive circuit 38, and a second set of switching elements 30 and 34 are simultaneously switching-controlled at the inverter frequency by the in-phases inverter control signals G2 and G4.
Patent KR-20020040079-A (KR)
Title: Method for Fabricating of Semiconductor Device
Inventor: NAM GI UK
IPC: H01L21/306
Filed: 2000-11-23
Abstract: PURPOSE: A fabrication method of semiconductor devices is provided to improve a processing margin by reducing an etching selectivity between gates of an NMOS and a PMOS. CONSTITUTION: A gate oxide(52) is formed on a semiconductor substrate(51) and a polysilicon layer is deposited on the gate oxide(52). Heavily doped n-type dopants are implanted into a desired portion(or an NMOS gate formation region) of the polysilicon layer. A photoresist pattern is formed on the resultant structure. An NMOS gate(53a) and a PMOS gate(53b) are formed by etching the polysilicon layer using the photoresist pattern as a mask at atmosphere mixed gases composed of CxF1-x, HBR, Cl2, N2, O2 and H2O2. In the mixed gases, the CF4 gas is main etching gas.
Patent KR-20010016344-A (KR)
Title: Multifunctional spherical shaped mixing materials of cement mortar
Inventor: LEE CHOONG HYUN
IPC: C04B22/00
Filed: 2000-12-04
Abstract: PURPOSE: A spherical shaped mixing material of cement mortar is provided which contains tourmaline having an electrical property and has many functions such as radiation of far-infrared rays and anions, decrease of an electromagnetic wave, isolation of water wave. CONSTITUTION: The cement mortar mixed material is prepared by casting or compression-casting fine powder shaped mixture(50-300 mesh) comprising 10-70 wt.% of tourmaline, 5-30 wt.% of jade, 5-30 wt.% of elvan, 5-20 wt.% of ocher, 5-20 wt.% of charcoal, 5-20 wt.% of quartz and 10-30 wt.% of cement as a caking agent into a spherical shaped materials.
Patent KR-20020044251-A (KR)
Inventor: CHOI MUN HWAN
IPC: B23K9/00
Filed: 2000-12-05
Abstract: PURPOSE: An apparatus for adjusting a welding bar in a welder is provided to accurately control a height of the welding bar and promptly cool the welding part. CONSTITUTION: In a welder welding a strip with a torch which is installed on a traveling part moving side to side along traveling rails on the traveling rails that are put on the upper part of the strip so that the traveling rails are ascended or descended, the apparatus for adjusting a welding bar in the welder comprises a welding bar(22) from the side surface of one end of which air supply holes(22a) are laterally formed, on each side surfaces of which back bead grooves(22c) are longitudinally formed, wherein a plurality of ejection holes(22b) connected to the air supply holes(22a) are formed on both sides of the back bead grooves(22c), on one end of which a position determining protrusion(26) is formed, and which is installed at the lower part of the torch; a welding support part in which fixing cylinders(104) are installed inside of a resting groove formed on a base to arrange the welding bar(22) so that the fixing cylinders(104) support the welding bar(22); and a height adjusting part in which an eccentric shaft connected to a motor is fixed to a position separated from the central part of an eccentric plate, a part of the eccentric plate is projectingly arranged onto the resting groove.
Patent KR-20010062381-A (KR)
Inventor: MAEDA MITSUO
IPC: C08K7/22
Filed: 2000-12-13
Abstract: PURPOSE: To obtain a liquid crystal polyester resin composition and its molded product in good reproducibility capable of imparting the molded product with required mechani cal properties, lightweightness and excellent low thermal conductivity. CONSTITUTION: The liquid crystal polyester resin composition comprises 100 pts.wt of a liquid crystal polyester resin compounded with 2-50 pts.wt of hollow spherical bodies having 5-500 μm average particle size and 60-80% volume percentage of hollowness, 0-40 pts.wt of inorganic fibers and has 10-50 of an X value defined by the following formula. X=100x£100/ρ0+α/ρ1+β/ρ3-(100+α+β)/ρ|/(α/ρ1-α/ρ2) £α: compounding amount of the hollow spherical bodies (based on 100 pts.wt of the liquid crystal polyester resin), β: compounding amount of the inorganic fibers (based on 100 pts.wt of the liquid crystal polyester resin), ρ0: specific gravity of the liquid crystal polyester resin, ρ1: true specific gravity of the hollow spherical bodies, ρ2: specific gravity of materials of the hollow spherical bodies, ρ3: specific gravity of the inorganic fibers, and ρ: specific gravity of an ASTM no 4 dumbbell obtained by injection molding of the liquid crystalline polyester resin composition (thickness: 2.5 mm)|.
Patent KR-20010025322-A (KR)
Title: A method for selling securities paid the money in advance
Inventor: KIM JI YOUNG
Filed: 2000-12-13
Abstract: PURPOSE: A method for selling a repayment product is provided to enable a purchaser to promptly use a relevant product without a prepaid product by providing a utility number which indicates a utility authorization of relevant product prepaid if the purchaser pays for the prepaid product sold through an internet and a network. CONSTITUTION: An internet user connects to a product sale server of an operational company, and selects a product which the user want to buy(ST101). If the user inputs information on credit card and bank account, an electronic payment system transmits the information to a payment server of a credit card company or a bank, and makes a request for approving a payment(ST102-ST103). The electronic payment system transmits a notice of approval to the product sale server(ST104). The server accesses a product information database, and searches a utility number. In addition, the server stores sale information of a prepaid product in the product sale database(ST105-ST107).
Patent KR-20020048656-A (KR)
Title: shutter type pocket of door trim for automobiles
Inventor: KIM YONG UK
IPC: B60J5/04
Filed: 2000-12-18
Abstract: PURPOSE: A shutter type pocket of a vehicle door trim is provided to take in and out a thing easily, and to clean conveniently. CONSTITUTION: A shutter type pocket of a vehicle door trim consists of a cover member(10) having a basic axis(11), a cover(12) binding or unbinding vertically in the center of the basic axis and a holding part(13), the upper part of the cover; a bottom member(20) having the basic axis of the cover member and the bound cover inside and forming the lower part of the containing space; bilateral vertical members installed in the upper part of bilateral sides, and having a hanging groove fixing to unbind the holding part of the cover member. When a small thing is took out in a pocket, a user holds and takes down the holding part as separating from the hanging groove. The cover is bound in the inner part of the bottom member and to take out a small thing is easy. When a pocket is cleaned, the cover is bound in the inner part of the bottom member. The holding part is hung in the upper part of the bottom member and a user can clean the inner part of the pocket.
Patent KR-20020051169-A (KR)
Title: Method for metal interconnection in semiconductor device
Inventor: KIM JEONG JU
IPC: H01L21/3205
Filed: 2000-12-22
Abstract: PURPOSE: A fabrication method of metal interconnections is provided to easily achieve a filling of contact holes having a high aspect ratio and to prevent a spiking of junctions. CONSTITUTION: An interlayer dielectric(23) is formed on a semiconductor substrate(21) having a lower metal wire(22). A contact hole is formed by selectively etching the interlayer dielectric. A barrier metal(24a) is formed on the contact hole. The contact hole is easily filled by selectively growing a metal interconnection(25). Then, an upper metal wire is formed to electrically connect to the lower metal wire(22) via the metal interconnection(25).
Patent KR-20020052064-A (KR)
Title: Method for operating reliable protocol of transmit data between transmission unit
Inventor: LEE U YEONG
IPC: H04L29/06
Filed: 2000-12-23
Abstract: PURPOSE: A reliable protocol operating method of transmitted/received data between transport units is provided, which improves a stability and a reliability by transporting the transmitted/received data without an error. CONSTITUTION: According to the method, a port and a device driver to perform a reliable service are registered in a reliable service module operating between transport units(ST21). When the port and the device driver are registered, data to be received are segmented as large as a corresponding device to be able to transport and then are transported to an upper layer from a down layer. If it is checked that there is a sequence error while transmitting/receiving the above segment data unit signal, a re-transport is performed in the down layer, and in the upper layer, the received segment data unit signal is received and the received data is reassembled(ST26) and a response message is transferred to a transmitter part(ST27).
Patent KR-20020052865-A (KR)
Title: Device for inserting powder in mold for continuous casting plant
Inventor: LEE JONG IL
IPC: B22D11/04
Filed: 2000-12-26
Abstract: PURPOSE: A device for injecting powder into mold for a continuous casting machine is provided in which powder is uniformly injected into the mold by vibration of the mold, and powder is completely dried during injection process of powder. CONSTITUTION: The device for injecting powder into mold for a continuous casting machine comprises a powder injection part comprising a housing(10) fixed onto the upper part of the mold, an inner pipe(11) penetrating the central part of the housing(10) so that a submerged nozzle of a tundish is inserted and guided into the mold, an outer can(12) surrounding the outer circumferential surface of the inner pipe(11) inside the housing(10) with the outer can(12) being spaced apart from the housing(10) in a certain distance, powder inlet pipes(13) connected from the outer side of the housing(10) to upper both side surfaces of the outer can(12), hoppers(14) connected to the front of the inlet pipes(13) extended to the outer side of the housing(10) to receive powder injected from a powder tank, and a powder injection hole(15) formed on the lower part of the inner pipe(11) to inject powder into the mold; and a powder drying part drying powder injected into the mold(130) and comprising a blade plate(20) which is installed between the outer can(12) and the inner pipe(11) and inclined downward so that powder injected through the inlet pipes(13) is guided and flown down along the blade plate(20), a gas ring adhered onto the bottom of the inner pipe(11), a gas jet nozzle arranged along the gas ring and connected to the inside of the inner pipe(11), and a supply hose(23) connected to one side of the gas ring through the inner part of the housing to supply gas into the inner side of the inner pipe.
Patent KR-20020048841-A (KR)
Inventor: KIM BEOM SIK
IPC: A23L7/109
Filed: 2000-12-18
Abstract: PURPOSE: Provided are bean curd noodles using sodium alginate to improve binding capacity and to maintain bean curd components. CONSTITUTION: The bean curd noodles are manufactured by the steps of: maturing soy milk at 100 deg.Cf or 3 minutes then cooling it to 20-40 deg.C; adding coagulants(calcium sulfate, gluconodeltalacton, calcium gluconate) to the soy milk, optionally with natural flavoring extracts, wherein the coagulants are diluted in cold purified water; adding sodium alginate, which is diluted in purified water, to the soy milk mixture then stirring them; removing bubbles therefrom then discharging undiluted solution through a mold; then forming the discharged solution into noodle strips by using coagulant; dipping the noodles in cold purified water for 2-5 hours to remove remaining coagulants; sterilizing and maturing the noodles at 100 deg.C for 3-5 minutes then followed by cooling them in purified water and dewatering them.
Patent KR-20020053500-A (KR)
Title: Method for RACH selection for collision decrease during connection attempt in IMT 2000 system
Inventor: JUNG CHANG HO
IPC: H04L12/413
Filed: 2000-12-27
Abstract: PURPOSE: A method for selecting an RACH(Random Access Channel) to reduce collision in attempting a connection of the next generation mobile communication system is provided to generate RACH sub-channel groups and effectively reduce collision probability between terminals having the same ASC(Access Service Class). CONSTITUTION: An ASC given by a MAC(Media Access Control) selects the number of RACH sub-channels within an RACH sub-channel group, selects the first RACH sub-channel at random, selects the other RACH sub-channel, and an available AS(Access Slot) of the RACH sub-channel group set by an SFN(System Frame Number) of the given frame(S21-S22). The obtained AS selects a signature given by the ASC at random, sets the maximum retransmission number and initial transmission power, and attempts transmission with the given signature and transmission power to the set AS(S23-S26). It is determined whether a given AI(Acquisition Indicator) is returned through an AICH(Acquisition Indicator Channel)(S27). If not, the other AS of the other random selectable sub-channel is selected(S28). The other signature is selected and transmission power is improved(S29-S31). If the given AI is returned, the AI of the AICH is received(S32).
Patent KR-20020054601-A (KR)
Title: Communication frame size variable method for dedicated short range communication system
Inventor: CHOI GWANG JU
IPC: G08G1/123
Filed: 2000-12-28
Abstract: PURPOSE: A method for varying a size of a communication frame of a DSRC(Dedicated Short Range Communication) system is provided to improve a transmission rate by varying the length of communication frame between a DSRC base station and a DSRC terminal according to the transmission rate of a wireless channel. CONSTITUTION: A DSRC base station checks a transmission rate of a wireless channel between the DSRC base station and a DSRC terminal. The transmission rate of the wireless channel is determined by a bit error rate. The DSRC base station sets up the length of a communication frame formed with a plurality of data slots as the normal length if the transmission rate of the wireless channel belongs to an available value. The DSRC base station varies the number of the plural data slots forming the communication frame if the transmission rate of the wireless channel exceeds the available value.
Patent KR-20020056582-A (KR)
Inventor: CHO SEONG MUN
IPC: F01M13/00
Filed: 2000-12-29
Abstract: PURPOSE: An exhaust device of a blow-by gas is provided to reduce the passing speed of the blow-by gas by increasing the passing area of the blow-by gas to the multi-step so as to increase the separation efficiency of an oil mist, and to burn the separated oil mist, moisture and other dusts by installing a hot wire so as to increase the collection efficiency of the oil mist. CONSTITUTION: In an exhaust device of blow-by gas, a splash protector is integrally connected to a bleeder body, and a multi-stepped cap is installed to a side of the bleeder body. Each cap has a plurality of gas passing holes(7) and a hot wire(8). The maximum flow speed of the blow-by gas is below 1m/sec at an inlet area of the bleeder body when the 200% of maximum amount of the blow-by gas is passed through the inlet area. The hot wire of 300 to 400 deg.C. heats a body(6).
Patent KR-20020058239-A (KR)
Title: Eccentricity compensation apparatus using frequencey response characteristics of an actyator for a disc drive servo system
Inventor: CHO SEONG IL
IPC: G11B7/095
Filed: 2000-12-29
Abstract: PURPOSE: A device for compensating eccentricity using a frequency response characteristic of an actuator in a disk drive system is provided to compensate an estimated driving control value of the actuator, by considering the frequency response characteristic of the actuator to compensate eccentricity at a specific playback speed. Therefore, eccentricity is simply compensated at a changed playback speed. CONSTITUTION: An error detector(210) detects an error between a reference position on a disk and an actual position. A first compensation controller(220) receives a position error value from the error detector, to change an actual position of a head and compensate the position error. A second compensation controller(230) generates and outputs a second driving control value of an actuator(200), to compensate the position error according to a phase of a spindle rotating the disk. A gain/phase controller(240) controls and outputs a size and a phase of the driving control value outputted from the second compensation controller according to a playback speed of the disk. And signals respectively outputted from the first compensation controller and the gain/phase controller are mixed to make driving signals of the actuator.
Patent KR-20010032559-A (KR)
IPC: A61K31/437
Filed: 1998-11-18
Abstract: 본 발명은 외인성 또는 내인성으로 자극된 위산 분비를 억제하며, 이로 인해위장의 염증성 질병의 예방 및 치료에 사용될 수 있는 페닐 부분이 2- 및 6-위치에서 저급 알킬로 치환된 화학식 I의 헤테로고리 화합물에 관한 것이다.
Patent KR-20010034070-A (KR)
Title: 이색 편광 필름 및 그를 함유하는 광학 편광자
IPC: C08K3/02
Filed: 1999-01-08
Abstract: 본 발명은 예를 들어, 먼저 폴리비닐 알콜 및 폴리비닐 피롤리돈 또는 술폰화 폴리에스테르 등의 제2 중합체를 용매에 용해시켜 제조된 이색 편광 필름에 관한 것이다.  폴리비닐 알콜 대 제2 중합체의 중량비는 약 5:1 내지 100:1이다.  필름은 기판상에 코팅되고, 건조된 후 적어도 필름의 한 방향으로 연신된다.  필름은 이색 편광자를 형성하도록 요오드 등의 이색 염료를 포함한다.  이 편광자는 반사 편광자 등의 다층 광학 필름과 함께 광학 편광자를 제조하는데 사용될 수 있다.  이 다층 광학 필름은 2개 이상의 폴리에스테르 필름 세트를 함유할 수 있는데, 이 세트 중 적어도 하나는 복굴절성이며 연신시켜 배향시킬 수 있다.  폴리비닐 알콜/제2 중합체 필름 및 다층 광학 필름은 두 중합체 필름들을 동시에 연신시켜 배향시킬 수 있다.