baber/WOPTO huggingface dataset:
Patent KR-20020013738-A (KR)
Title: Pll circuit
Inventor: SAEKI TAKANORI
IPC: H03L7/089
Filed: 2001-08-09
Abstract: PURPOSE: To provide a PLL(phase-locked loop) circuit capable of fractional frequency division without the occurrence of sprious in the output of a voltage controlled oscillator(VCO). CONSTITUTION: This circuit is provided with a frequency dividing circuit for dividing the frequency of output from the VCO, a phase adjusting circuit for inputting two clock of different phases in frequencies divided by the frequency dividing circuit and outputting the output signal of time obtained by internally dividing a timing difference between these two clocks, a charge pump for inputting the output of the phase control circuit to a phase comparing circuit, comparing a reference clock with the above output in phase and generating a voltage corresponding to the phase difference from the phase comparing circuit and a loop filter for smoothing the voltage corresponding to the phase difference and supplying it to the VCO. When the divided value of the timing difference in the phase control circuit is MF/MD and accumulation is made for the unit of MF for each frequency dividing clock and the accumulation result is equal to or larger than MD, the remainder resulting from dividing the accumulation result by MD is defined as an accumulation result and the frequency dividing ratio of a variable frequency dividing circuit is set to N+1. On the basis of the accumulation result, a control signal for setting the divided value of the timing difference in the phase control circuit is outputted to the phase control circuit, and a clock resulting from dividing the frequency of output from the VCO in a frequency dividing ratio N+MF/MD is inputted to the phase comparing circuit.
Patent KR-20020016574-A (KR)
Title: Protection of keratinous fibers using ceramides and/or glycoceramides
Inventor: ASCIONE JEAN-MARC
IPC: A61Q5/08
Filed: 2001-08-24
Abstract: PURPOSE: A composition for the protection of keratinous fibers obtained by coating at least one leave-in composition selected from ceramides and glycoceramides on keratinous fibers as a pretreatment composition prior to chemical treatment is provided. Therefore, the composition protects hair from damage induced by chemical treatment and permits hair to have styling characteristics, feeling and appearance. CONSTITUTION: The composition for the protection of keratinous fibers comprises at least one compound chosen from ceramides and glycoceramides, at least one cationic polymer, and at least one amphoteric polymer, wherein ceramides and glycoceramides are selected from natural and synthetic ceramide, natural and synthetic pseudo-ceramide and natural and synthetic neoceramide and the natural and synthetic ceramide has the following formula 1: R1CON(R4)CH(R3)CH(R5)OR2.
Patent KR-20030020590-A (KR)
Title: A high thrust axial fan
Inventor: BAEK SEUNG JO
IPC: F04D29/38
Filed: 2001-09-03
Abstract: PURPOSE: A high thrust axial fan is provided to reduce noise by suppressing the generation of a swirl and to increase blowing efficiency by improving the structure of vanes. CONSTITUTION: A vane(60) includes a front circumferential portion(62) concaved inward, a rear circumferential portion(66) protruded outward, an outer circumferential portion(68) connecting the front circumferential portion with the rear circumferential portion and forming the outer face of an axial fan, and a front end portion(64) formed by connecting the outer circumferential portion with the front circumferential portion in an acute angle. Many slits(70) are formed on one side of the vane. According to the slits, the occurrence of flow lamination is prevented.
Patent KR-20030021575-A (KR)
Inventor: KIM MYUNG YOON
IPC: H01J61/78
Filed: 2001-09-06
Abstract: PURPOSE: A method for forming a waveguide plate is provided to achieve maximized advertisement effects by allowing the waveguide plate to emit light in a wide variety of colors. CONSTITUTION: A waveguide plate(2) has hemisphere or square cone-shaped protrusions(8) formed all over the waveguide plate. When a cold cathode fluorescent lamp(1) arranged at the side surface of the waveguide plate emits light to the waveguide plate, protrusions formed on the waveguide plate increase the brightness and variety of colors of the light.
Patent KR-20030023204-A (KR)
Inventor: CHO HONG JE
IPC: G03F7/42
Filed: 2001-09-12
Abstract: PURPOSE: A stripper composition for photoresist, a method for preparing a semiconductor device using the composition and a semiconductor device prepared by the method are provided, to reduce the stripping time, to generate no impurity particles, and to enable the hard baking and ashing processes to be omitted. CONSTITUTION: The stripper composition comprises 20-60 wt% of monoethanolamine; 15-50 wt% of N,N-dimethylacetamide; 15-50 wt% of carbitol; and 0.1-10 wt% of gallic acid. The method comprises the step of stripping the photoresist of a semiconductor device with the stripper composition. Preferably the semiconductor device contains a Ag reflection layer, and the semiconductor device is exposed to the light of ArF, KrF, DUV, E-beam or X-ray.
Patent KR-20030025053-A (KR)
Title: Method for Manufacturing Double-Headed Pulley of Motors by Using Flashless Forging and 3-D Ejection
Inventor: JUN BYEONG YUN
IPC: B21K1/00
Filed: 2001-09-19
Abstract: PURPOSE: A method for manufacturing a belt hanging double-headed integral pulley that is an essential part out of components composing ADS (accessory drive system) for automobile by using cold forging method is provided. CONSTITUTION: In a method for manufacturing a pulley(10), the method for forming a double-headed pulley for automobile by using semi-hermetic cold forging and three-dimensional opening/closing comprises the steps of producing first molding(10') using semi-hermetic die sets; and producing second molding(10") using three-dimensional opening/closing type die sets, wherein size of the outer diameter and filling ratio of the inner diameter of the pulley(10) are appropriately controlled through tension adjustment of spring and height adjustment of limit block of the semi-hermetic die sets, and the three-dimensional opening/closing type die sets support forming of the pulley(10) and ejects the pulley(10) since the three-dimensional opening/closing type die sets are gathered during descent of the inserts while they are opened during ascent of the inserts as the split inserts are interlockingly being connected to a holder.
Patent KR-20030025141-A (KR)
Title: A method for removal and recovery of nitrogen compounds in the wastewater and a device therefor
Inventor: JIN DEOK JUN
IPC: C02F9/00
Filed: 2001-09-19
Abstract: PURPOSE: A method and an apparatus are provided to produce reverse osmosis membrane inlet water by treating water and wastewater containing nitrogen using multi media filter, and simultaneously treat and recover nitrogen source and treat the water and wastewater containing nitrogen efficiently and simply by applying the produced inlet water to reverse osmosis membrane method. CONSTITUTION: The apparatus for removing and recovering nitrogen in water and wastewater comprises a first reaction tank(4) for reacting water and wastewater containing nitrogen with iron salt, activated carbon powder, bentonite and sulfuric acid; first multi media filters(8,9) connected to the first reaction tank(4) in series to filter and remove turbid materials and organic matter by passing through a reaction solution inside the first reaction tank(4) using a pump(7); a first reverse osmosis membrane block(11) connected to the first multi media filters(8,9) in series to remove nitrogen by passing through the inlet water passing the first multi media filters(8,9) using a pump(10); a permeate tank(26) connected to the first reverse osmosis membrane block(11) and a third reverse osmosis membrane block(23) in a row to store the permeate passing the first reverse osmosis membrane block(11) and the third reverse osmosis membrane block(23); a second reverse osmosis membrane block(28) for removing nitrogen by passing through the permeate inside the permeate tank(26) using a pump(27); a second reaction tank(16) for reacting concentrate discharged from the first reverse osmosis membrane block(11) with iron salt, activated carbon powder, bentonite and sulfuric acid; second multi media filters(20,21) connected to the second reaction tank(16) in series to filter and remove turbid materials and organic matter by passing through a reaction solution inside the second reaction tank(16) using a pump(19); a third reverse osmosis membrane block(23) connected to the second multi media filters(20,21) in series to remove nitrogen passing through the inlet water passing the second multi media filters(20,21) using a pump(22); and a storage tank(44) for storing the concentrate discharged from the third reverse osmosis membrane block(23).
Patent KR-20010099465-A (KR)
Title: 자석 벨트
Inventor: HAN GWON TAI
IPC: A44B11/00
Filed: 2001-10-04
Abstract: 1.[발명이 속하는 기술분야] 
     허리띠 안에 자석을 배열하여 간편하게 착용하는 기술임. 
     2.[발명의 목적] 
     허리띠 부위의 경혈에 자석을 배열하면 자석의 효과로 건강한 신체를 유지하는 발명임. 
     3. [발명의 구성] 
     허리띠 내피에 배꼽을 중시으로 천추 대횡에 각 4cm 간격으로 좌우 배열하고 허리쪽엔 명문을 중심으로 신유 지실에 각 4cm 간격으로 각기 5개씩 10개를 배열한다. 
     내피에 구멍을 뚫고 원적외선 석분포로 뚫고 넣은 자석을 덥으면 인체에 유익한 발명임 
     4. [발명의 효과] 
     요통시 복대를 이용하였으나 그럴 필요 없이 허리띠만 매면되는 새로운 기술임.
Patent KR-20020028795-A (KR)
Inventor: HIRATA HIDEKI
IPC: G11B7/243
Filed: 2001-10-06
Abstract: PURPOSE: An optical recording method and medium is provided to enable high-density recording and to increase the data transfer rate of a phase change optical recording medium. CONSTITUTION: In an optical recording medium comprising a grooved light-transparent substrate(2), a phase change recording layer(4), dielectric layers(31,32) and a reflective layer(5) recording is carried out by irradiating a laser beam to the recording layer through an objective lens in an optical system. The recording is carried out in the grooves under the conditions: 0.48 <= PT/( lambda /NA) <= 0.74, and PT <= 0.50 micro micron meter. Lambda is a laser beam wavelength, NA is an objective lens numerical aperture, and PT is a track pitch, by forming a recorded mark, having opposite ends extending out of the groove. Therefore, high-density recording is possible and the data transfer rate of a phase change optical recording medium is increased.
Patent KR-20030029702-A (KR)
Title: Four wheel drive system of vehicle
Inventor: KIM YU MU
IPC: B60K17/34
Filed: 2001-10-08
Abstract: PURPOSE: A device for a four-wheel drive of a vehicle is provided to improve the output and reliability of a brake by switching a two-wheel drive and the four-wheel drive respectively and to reduce noise and vibration by decreasing a speed difference between a driving and a driven side through synchronic operation in a sleeve moving by installing a synchronizer ring between a hub and a clutch gear. CONSTITUTION: A four-wheel drive device is composed of a power-intermitting device(6) installed between an axle shaft(4) placed between a wheel side and a differential shaft(2) delivered the driving force of an engine, and an operating rod(12) located to slide on the outside of a sleeve(8) of the power-intermitting device and to move rectilinearly the sleeve. A switching device works the operating rod by using exhaust pressure discharged from the engine to choose one pattern of a two-wheel and the four-wheel drive according to drivers' operation.
Patent KR-20030029348-A (KR)
Title: granularity drying apparatus
Inventor: LEE CHANG HEON
IPC: F26B15/00
Filed: 2001-10-08
Abstract: PURPOSE: A bulk material drying apparatus is provided to minimize friction resistance by transferring smoothly with forming a spiral guide groove, a guide protrusion and a curve, and to maximize drying efficiency by crushing bulk materials with enlarging the contact area of bulk materials to disks. CONSTITUTION: Shaft tubes are penetrated through cylinders of a body having an inlet and an outlet and connected to main shafts with being supported by a shaft head. Main shafts are connected to a power source and a deceleration gear through universal joints. Disks(11a,11b) are arranged alternately in shaft tubes, and an inclined surface(12) and a cavity(13) are formed by arranging ribs(14) radially. A curve(16) is formed in the rear part of a cutting portion(15), and a guide protrusion(17) is formed radially in the inclined surface. Spiral guide grooves are formed between cylinders by installing disks with turning every 5-10 angular degrees. Friction resistance is minimized, and the contact area of bulk material is maximized. Transfer is performed efficiently by forming guide protrusions, and drying efficiency is improved by crushing bulk materials.
Patent KR-20030033128-A (KR)
Title: system and method of online-payment with guarantee using integrated identifier
Inventor: LEE CHANG HO
Filed: 2001-10-17
Abstract: PURPOSE: A system for securing payment of an electronic commerce using an integrated identifier and a method thereof are provided to enable a purchaser to use an integrated identifier such as an integrated single ID and a password in a plurality of seller sites. CONSTITUTION: A purchaser inputs an integrated identifier and executes a log-in procedure(S200). A client program of a seller server transmits the inputted integrated ID and password information to an authentication payment server, and requests a member authentication(S201). A member authentication unit of the authentication payment server searches information at a purchaser DB and judges whether the purchaser is a registered(S202). A member authentication unit reports a member authentication to the seller server(S206). The seller server suggests a commodity list to the purchaser for enabling the purchaser to purchase a commodity(S207). The purchaser selects a commodity in a commodity selling site such as a shopping mall and purchases the commodity(S208). If the purchaser subscribes a commodity purchase, the seller server transmits a confirmation with respect to security limit money to an authentication payment server(S209). A security money managing unit judges whether the commodity amount exceeds a pre-set security money(S210). If the commodity amount is not exceeded pre-set security money, the security money managing unit approves a payment(S211). The seller server sells the commodity(S212) and the commodity is delivered to the purchaser(S213).
Patent KR-20030034299-A (KR)
Title: Continuous, struvite crystallization apparatus
Inventor: HAN JI YEON
IPC: C02F1/52
Filed: 2001-10-22
Abstract: PURPOSE: An apparatus for continuous struvite crystallization (magnesium ammonium phosphate: MgNH4PO4) is provided, which can efficiently treat wastewater containing high concentration nitrogen and phosphorus and toxic compounds by crystallizing phosphorus and nitrogen in wastewater into struvite crystals, thus alleviating loads on subsequent biological treatment. CONSTITUTION: The apparatus for continuous struvite crystallization comprises a vertical inlet(1) through which raw wastewater, together with air, Mg, PO4 and alkali agent, is supplied into the apparatus; a struvite crystallizer(2) in which nitrogen and phosphorus in raw wastewater precipitates into struvite; a hydrocyclone(4) in which a propeller(3) is installed to cause centrifugal force for solid/liquid separation; an overflow(5) through which struvite crystals are settled downward; a struvite crystal inlet(7) through which a portion of struvite crystals is introduced into the struvite crystallizer to act as crystallization nuclei; a sludge hopper(8); a struvite crystal drain(9); a weir(10) over which supernatant after solid/liquid separation is discharged; and an air vent(11) through which air supplied from the vertical inlet exits to atmosphere.
Patent KR-20030037444-A (KR)
Inventor: SIM MU GYEONG
IPC: H01L21/00
Filed: 2001-11-05
Abstract: PURPOSE: A bellows valve using a vacuum system of semiconductor device manufacturing equipment is provided to reduce the damage of a sealing member by fixedly installing the sealing member at the peripheral portion of a connection pipe. CONSTITUTION: A housing(16) is connected through a plurality of connection pipes(12a,12b), wherein the housing(16) is separated into a main chamber(13) and a fluid pressure chamber(14). At this time, the main chamber(13) and the fluid pressure chamber(14) communicates with each other. A bellows valve(20) is installed between the main chamber(13) and the fluid pressure chamber(14) for expanding and shrinking in the main chamber(13) according to the change of the fluid pressure chamber(14). A breaking member(34) is installed at one end of the bellows valve(20) for fixedly contacting one of the connection pipes(12a,12b) according to the expansion of the bellows valve(20). A sealing member(24) is installed at the peripheral portion of the connection pipe corresponding to the breaking member(34).
Patent KR-20020042753-A (KR)
Inventor: MATSUZAKI NOZOMU
IPC: G11C16/06
Filed: 2001-11-06
Abstract: PURPOSE: To improve convergency and to perform high speed erasure in erasure operation of a non-volatile semiconductor memory. CONSTITUTION: A word latch circuit is provided for each word line, and threshold value control is performed for each word line in a selection block. The latch circuit shares plural word lines, and occupancy area is reduced. Rewriting voltage is set individually to a completed non-volatile memory, stored in a boot region of the non-volatile memory, and recognizing anew is performed for each a supplying of a power source.
Patent KR-20030038924-A (KR)
Title: Proxy Apparatus and the Method for Homenetwork device control
Inventor: JUNG HAK JIN
IPC: G11B20/10
Filed: 2001-11-07
Abstract: PURPOSE: A proxy apparatus and method for controlling a home network system are provided to allow a web browser user of OS environment that does not support universal plug and play(UPnP) to control a UPnP device of a home network. CONSTITUTION: A proxy apparatus for controlling a home network system includes an instruction processor(241), a UCP interface(242), a universal control pointer(243), and an event processor(244). The instruction processor interprets and processes HTTP instructions received from a web server(25). The UCP interface delivers a user's request transmitted through the instruction processor to the universal control pointer. The universal control pointer controls all of UPnP devices in the home network. The event processor processes events generated through the universal control pointer.
Patent KR-20020086823-A (KR)
Inventor: MATSUNAGA KEIICHI
IPC: H01L27/115
Filed: 2001-11-27
Abstract: PURPOSE: To provide a semiconductor device wherein a polarization characteristic is prevented from degrading. CONSTITUTION: A semiconductor device is provided where at least a ferroelectric film or both a ferroelectric film (33) and a surface protecting film 62 are provided on a substrate 1, with the surface protecting film 62 made of acrylic resin.
Patent KR-20030043385-A (KR)
Title: A shifting structure of an auto transfer
Inventor: LEE TAE HYEONG
IPC: B60K17/344
Filed: 2001-11-28
Abstract: PURPOSE: Shifting structure of an automatic transfer is provided to improve response property in the converting operation, and reduce the numbers of parts and work processes. CONSTITUTION: Shifting structure of an automatic transfer comprises a rack(3) formed to a sleeve(1) in the longitudinal direction, and a rotational force supply unit engaging with the rack, to rectilinearly move the sleeve on an output shaft. The rotational force supply unit comprises a driving gear(5) engaging with the rack; a motor(7) supplying power to the driving gear; and a clutch unit converting the engaging state of the driving gear and rack. Accordingly, the response property in the converting operation is improved by the simplified structure.
Patent KR-20030044162-A (KR)
Title: System for image analysis of biochip and method thereof
Inventor: KIM JIN HYEOK
IPC: G06T7/00
Filed: 2001-11-29
Abstract: PURPOSE: A system and method for analyzing a bio-chip image are provided to detect the edge of cDNA chip and remove blob that causes data error. CONSTITUTION: An image storage module(20) stores image information including the original image of a bio-chip. An image conversion module(30) converts the original image of the bio-chip into a test image, constructs an overlap image and a color image from the test image and stores the images in the image storage module. An edge detection module(40) divides spots of the test image into segments to detect an edge from spot and background regions. Blob detection module(50) detects a blob from the spot and background regions to generate a blob template. A blob removal module(60) generates a deblobbing spot template and background template using the blob template. A data processing module(70) calculates statistical data based on the spot and background templates and performs luminance correction. A data storage module(80) stores the calculated statistical data.
Patent KR-20020003538-A (KR)
Inventor: SIM SOON JA
IPC: E01H13/00
Filed: 2001-11-30
Abstract: PURPOSE: Safe fog, snow and rain are provided to peacefully move by managing the fog, the snow and the rain not to interrupt a traffic. CONSTITUTION: Water molecules are heated by irradiating microwaves to fog. Thereby, the fog is fallen as mizzle by making transparently. Snow is fallen as rain by irradiating the microwaves. The rain is flowed to a draining passage without freezing. Thereby, a traffic is moved effectively.
Patent KR-20030045496-A (KR)
Title: Low temperature hermetic sealing method having a passivation layer
Inventor: CHO JANG HO
IPC: B81C3/00
Filed: 2001-12-04
Abstract: PURPOSE: A heretic sealing method is provided to improve a reliability of an MEMS device by preventing wet from penetrating into the MEMS device and preventing the MEMS device from being oxidized. CONSTITUTION: A heretic sealing method includes the steps of forming a package base(1) having a die(3) formed with a device(4), forming a lead(15) on an upper surface of the package base(1), and sealing the package base(1) and the lead(15). The lead(15) forms a cavity(11). The lead(15) has a solder layer(7), which is melted at a sealing temperature so as to seal between two layers formed at both sides thereof. After depositing a bonding layer(5) and a wetting layer(6) on a lead frame(2), a first protecting layer(8) is sequentially deposited in order to prevent the solder layer(7) from being oxidized.
Patent KR-20030046235-A (KR)
Title: Dual processor system using a hard disk and control method thereof
Inventor: YOO YEONG MIN
IPC: G06F13/14
Filed: 2001-12-05
Abstract: PURPOSE: A dual processor system using hard disk and a control method thereof are provided to reduce the design cost by making a dual board commonly use one hard disk, and to decrease the load of an active board by making a standby board directly access the hard disk. CONSTITUTION: The hard disk(10) is connected to the first and the second processor board(100,200) through each transfer path. The first board(100) stops the hard disk access by judging the hard disk access according to a hard disk use request from the second board(200), and at the same time, outputs a hard disk use permission signal. The second board(200) accesses to the hard disk if the hard disk use permission signal is outputted from the first board after requesting the hard disk use to the first board(100). The board respectively comprises buffer controllers(110,210), dual-junction parts(130,230), and processors(120,220).