baber/WOPTO huggingface dataset:
Patent KR-20010078461-A (KR)
Title: Optical Communication System using 4 Wavelength Add/Drop Type Wavelength Division Multiplexing
Inventor: KIM TAE GWON
IPC: H04J14/02
Filed: 2001-02-22
Abstract: PURPOSE: An optical communication system using 2-wavelength circulator add/drop type WDMs(Wavelength Division Multiplexers) is provided to offer optical communication services, without additionally installing optical cables, at a low cost by installing slave units, composed of wavelength path add/drop type 4-wavelength optical modules, in an optical communication system using WDMs of 1310nm and 1550nm. CONSTITUTION: The wavelength transmitted to a master unit(490) from a base station(400) is 1310nm. The wavelength transmitted to the base station(400) from the master unit(490) is 1550nm. In the case of communication to the second slave unit(B) adjacent to the master unit(490) from the first unit(A) adjacent to the base station(500), a wavelength of 1550nm is used. In the case of communication to the first slave unit(A) from the second slave unit(B), a wavelength of 1310nm is used. In the case of communication to the master unit(490) from the base station(400), the 1310nm wavelength outputted from the base station(400) is firstly divided by the first WDM of the first slave unit(A), combined by the second WDM again, and then supplied to the first WDM of the second slave unit(B). The 1310 nm wavelength supplied to the second slave unit(B) is transmitted to the master unit(490) through the same course as the first slave unit(A). In the case of communication to the base station(400) from the master unit(490), the 1510nm wavelength supplied from the master unit(590) is firstly divided by the second WDM(460) of the second slave unit(B) and then inputted to the third WDM(470). The 1510nm wavelength inputted to the third WDM(470) is multiplexed, combined by the first WDM(450), and supplied to the second WDM(420) of the first slave unit(A). The 1510nm wavelength supplied to the first slave unit(A) is transmitted to the base station(400) through the same course as the second slave unit(B).
Patent KR-20010096574-A (KR)
Inventor: ITO HIKARU
IPC: G09G3/36
Filed: 2001-02-26
Abstract: PURPOSE: To obtain a liquid crystal display device, in which unevenness of luminance is not present. CONSTITUTION: Each pixel on the surface of the liquid crystal side of a substrate counterposed to the liquid crystal is provided with a thin film transistor which is driven by being supplied with a scanning signal from a gate signal line, a pixel electrode to which a video signal from a drain signal line is supplied via the transistor and a common electrode which generates electric field, having a component parallel with the pixel electrode and the substrate. In this display device, the display area of a UXGA is constituted of the set of these respective pixels, and also the delay time of scanning signal is set to 3.8 μsec. or shorter in the pixel of the terminal side at a side opposite to the input of the gate signal line among the pixels of the display area.
Patent KR-20010069301-A (KR)
Title: On-line multi lottery
Inventor: GO SANG WOON
Filed: 2001-03-05
Abstract: PURPOSE: A method for providing an instant multi lottery selling service is provided to raise a lottery winning probability in proportion to mental faculties and an effort of lottery buyer. CONSTITUTION: In a lottery providing service system using a wire/wireless communication including a communication relay server being connected to a wire/wireless communicating user terminal through a communication network and a lottery managing server being connected to the communication relay server through the communication network, if the lottery server decides a plurality of winning numbers by drawing the winning numbers and a user transmits the selected winning numbers to the lottery managing server, the lottery managing server provides a winning or not of a user selection number with respect to the winning numbers and comparing information data. The user receives the comparing information data and corrects the winning number through an inference and an analysis of the winning number.
Patent KR-20010067767-A (KR)
Title: An Integration System for Offering Search Engine to Web Server
Inventor: JU WON GYUN
IPC: G06F17/30
Filed: 2001-03-22
Abstract: PURPOSE: An information search unifying system is provided for a web user to search desired information rapidly and exactly by reflecting a web document characteristic in a web site. CONSTITUTION: A web server managing unit(311) manages and controls a web server system totally. A member information managing unit(312) embodies a member code by receiving operator information and a member information from a web site operator and performs a member certification through the embodied member code. A searching server setting unit(313) sets and provides a searching server(330) to the web site operator. A member information database(315) stores and manages member information of the web site operator. A searching server managing unit(331) manages and controls a searching server system totally. A robot/index server setting unit(332) receives member information of the web site operator and sets a robot/index server(340). A searching information database(335) stores and manages index information received from the robot/index server(340). An information searching unit(333) extracts a searching result through the index information. A robot/index server managing unit(341) manages and controls a robot/index server system totally. A robot server(342) collects web documents. An index server(343) creates an index information by extracting all keyword related to information with respect to the collected index information. A gateway server(320) searches and connects to the corresponding searching server(330), which searches information actually in the case that web users connect to a service registration member web site and search information through a searching window being installed in the corresponding web site.
Patent KR-20010095194-A (KR)
Title: Method and apparatus for microlithographic illumination and microlithographic projection exposure
Inventor: KOHLER JESS
IPC: G02B19/00
Filed: 2001-03-31
Abstract: PURPOSE: Provided are an illuminating device which can supply projection objectives having an off-axis field with minimum lens diameters, illuminating method, a microlithography projection exposure device equipped with the illuminating device, and a microlithography projection exposure method. CONSTITUTION: The microlithographic illuminating device defines an optical axis(OAI) and includes a light source for supplying and transmitting a light beam along the optical axis(OAI); a plurality of optical elements arranged along the optical axis downstream of the light source for conducting the light beam on a beam path along the optical axis and for defining a field; and, one of the optical elements(AE) being arranged close to the field for intercepting all of the light beam and being configured so as to be asymmetrical with respect to the optical axis. The microlithographic projection exposure device comprises the illuminating device; a reticle positioning and moving system(Oret); a projection objective(P) downstream of the illuminating system and defining a second optical axis(OAP); an object field(OF) dispersed with respect to the second optical axis(OAP); and a wafer positioning and moving system(OW).
Patent KR-20020077556-A (KR)
Title: Mirror type of three-dimensional reflection system
Inventor: JUNG KWANG JO
IPC: G02B27/22
Filed: 2001-04-02
Abstract: PURPOSE: A mirror type 3-dimensional image system is provided to a 3-dimensional image capable of feeling a volume sensitivity for a region having a small motion with compensating a missing data generated during an overlap and split processes. CONSTITUTION: A mirror type 3-dimensional image system includes a left and a right mirrors(4), a pair of liquid crystal display(LCD) panels(2-1,2-2) for outputting an image data and a three dimensional image(3). The mirror type 3-dimensional image system links surfaces of the two mirrors(2-1,2-2) each other to move the same amount of angle at the same time and synthesizes the two images reflected from the two mirrors(2-1,2-2) by a predetermined angle in real time.
Patent KR-20020078391-A (KR)
Title: Apparatus for power controll of mobile
Inventor: KIM MIN HA
IPC: H04B1/40
Filed: 2001-04-09
Abstract: PURPOSE: An apparatus for controlling a power in a mobile communication terminal is provided to efficiently use the power by supplying an optimum power to the mobile communication terminal. CONSTITUTION: A power control IC(100) has a power supply terminal(VBATT) for receiving a power from a battery, an RF(Radio Frequency) transmitting/receiving terminal(RFU_PWR) connected to an MSM(Mobile Station Modem), a frequency generator signal terminal(TCXO_EN), a sleep signal terminal(SLEEP), an idle signal terminal(IDLE), and a video signal terminal(MMC_PWR). The power control IC(100) outputs the first MSM power(MSM_P), the second MSM power(MSM_A), a frequency generation power(TCXO), an RF receiving power(RF_RX), an RF transmitting power(RF_TX), the first video power(MSP_P), the second video power(MSP_A), an LED power(LED), and a logic power(LOGIC) according to a control signal outputted from the MSM.
Patent KR-20020008744-A (KR)
Inventor: ARPEE JOHN
IPC: H04B7/26
Filed: 2001-04-10
Abstract: PURPOSE: An apparatus and a method for the geostatistical analysis of a wireless signal propagation are provided to analyze and simulate the spatial variability and continuity of radio frequency data collected from a wireless cellular system. CONSTITUTION: The method is used for cellular system planning and management. After installation and setup of cellular base stations, further analysis and refinement of RF data is implemented to determine signal coverage of the tower, locations of RF holes in system, reuse of frequencies, and overlapping RF signals between two or more towers causing interference. The method analyzes raw RF power data that is collected by drive testing(32) of a sample of roads in a cellular system(30,52). A geostatistical model of the RF propagation at a cellular system is determined through kriging(56). The RF path loss trend estimation is extracted from each the raw data and modeled to describe data variability across the entire cellular system area. An estimated path loss signal map is then prepared for any area of interest within a cellular system.
Patent KR-20010098903-A (KR)
Title: 반도체 웨이퍼 연마 종점 검출 시스템 및 그 방법
IPC: H01L21/306
Filed: 2001-04-26
Abstract: 본 발명의 반도체 웨이퍼 연마 종점 검출 시스템 및 그 방법에 따라 연마 종점이 정확하게 검출될 수 있다.  제1 연마 종점 검출 수단은, 제1 평균 기울기 데이터의 값이 소정의 회수 동안 계속해서 제1 종점 판단 임계값보다 크거나 같을 경우, 제1 평균 기울기 데이터의 절대값이 주어진 값보다 크거나 같아진 후 총 주어진 회수보다 크거나 같은 회수 동안 제1 평균 기울기 데이터의 값이 제1 종점 판단 임계값보다 크거나 같을 경우, 또는 제1 평균 기울기 데이터의 값이 제1 종점 판단 임계값보다 크거나 같아지는 비율이 소정의 비율보다 크거나 같을 경우, 제1 평균 기울기 데이터의 값과 제1 종점 판단 임계값을 비교하여 웨이퍼의 연마 종료를 판단한다.
Patent KR-20020085285-A (KR)
Title: Manufacturing method of brake-caliper using semi-solid mital forming
Inventor: PARK YONG SEON
IPC: B22D17/00
Filed: 2001-05-07
Abstract: PURPOSE: A manufacturing method of brake caliper using semi-solid metal forming is provided to secure a sufficient mechanical strength of the caliper while reducing a whole weight thereof, and to minimize the generation of any defects of the caliper. CONSTITUTION: The manufacturing method of a brake caliper comprises the steps of heating a billet(10) within a melting furnace at a temperature range of 580 to 619 deg.C for about 4-5 hours to make the billet reach to a semi-solid condition; mounting the semi-solid billet into a mold(15) and then compressing it; molding the billet into a caliper; and separating the caliper from the mold.
Patent KR-20010078981-A (KR)
Inventor: KIM KI OK
IPC: A47C27/00
Filed: 2001-05-29
Abstract: PURPOSE: A fix-type polygonal solid natural jade and fine charcoal mat is provided to automatically control temperature while a user sleeps with the high heat conductivity and insulation properties of natural jade and the high reduction property of fine charcoal. CONSTITUTION: Natural jade(2) is formed in detachable, assembling, and fixing types in the shape of a concave or convex solid or polygonal solid to be attached to a natural jade and fine charcoal mat in the view of human body shape for improving heat conductivity and insulation properties and providing acupressure effects. The natural jade and fine charcoal mat contains fine charcoal for absorbing various sweat, oil, and stinks and for the reduction action for restraining the growth of microorganisms or harmful bacteria. A detachable or fixing type bio-net, general net(33) or artificial leather(34) is attached to the mat for preventing the deviation of the natural jade from the mat.
Patent KR-20020090825-A (KR)
Inventor: YOO HEUNG SANG
IPC: B29D11/00
Filed: 2001-05-29
Abstract: PURPOSE: An injection mold for lens and a method for manufacturing the same are provided to reduce a manufacturing cost of aspherics by using a separate mold removably inside a metallic mold. CONSTITUTION: In an injection mold for lens, a glass mold(3) is attached inside a metallic outer mold(4). The surface of the glass mold to be contacted directly with melted materials is formed to be aspheric. In the case that the glass mold is damaged due to wear, etc., the glass mold is easily removed from the outer mold. The surface of the glass mold is formed to be spheric. In a method for manufacturing the injection mold for lens, a ceramic model whose inside surface is formed to be aspheric is manufactured. The glass mold whose inside surface is aspheric is manufactured by putting a thin plate glass on the ceramic model and applying a heat thereto. The glass mold is fixed with an adhesive(5) to the inside of the outer mold for manufacturing a lens.
Patent KR-20020094219-A (KR)
Title: Vertical Liquid Phase Epitaxy Equipment
Inventor: KIM BONG CHEOL
IPC: H01L21/208
Filed: 2001-06-04
Abstract: PURPOSE: A vertical liquid phase epitaxy apparatus is provided to improve uniformity of epitaxial layers formed on a plurality of wafers by performing epitaxy processes for plural wafers. CONSTITUTION: A boat set is formed with a stacked structure of a cassette(400), a perforated cover(430), and a wafer cover(420). The cassette(400) is used for loading a wafer(410). The perforated cover(430) is used for contacting carrier gases with dopants. The wafer cover(420) is used for restraining dissociation of the wafer(410) under high temperature. A melt reservoir(440) is located at an upper portion of the wafer cover(420) in order to store melts(450). A slit is formed in the inside of the melt reservoir(440) in order to apply the melts to the wafer(410). A rotation rod(300) is rotated by a driving motor. The melt reservoir(440) and the wafer cover(420) are rotated to locate the slit(460) on the wafer(410). The melts(450) are applied to the wafer(410) through the slit(460).
Patent KR-20010088903-A (KR)
Title: Number discernible a color tone indication making
Inventor: PARK JUN SEOK
IPC: G09F7/00
Filed: 2001-06-18
Abstract: PURPOSE: Provided is a color display structure for displaying number and identifying index which identifies number or index displayed in products by color so that it helps users to find wanted products quickly. CONSTITUTION: The color display structure for displaying number and identifying index is characterized by making grooves on a body part(1) and surrounding a color band around the grooves matched to the index size or using paint coating, rubber or plastic identification. Therefore, it is helpful in being used for products that are necessary to be displayed by number and identified.
Patent KR-20030000277-A (KR)
Title: control device of a space for auto track
Inventor: JUNG GEUN HWA
IPC: B65G41/00
Filed: 2001-06-23
Abstract: PURPOSE: An interval controller for an autotrack is provided to lengthen the life span of the autotrack by preventing the damage on the autotrack, to easily maintain the autotrack, and to improve economical efficiency by reducing the cost of management. CONSTITUTION: Plural interval control signal lines(23) are installed along the traveling direction around a pair of power supply lines(21) and divided at a specific interval. A main control unit(31) applying a stop signal and a travel signal to the interval control signal lines is connected to an interval control unit(29). The interval control unit has many relays sensing the control signal of the interval control signal lines and applying the control signal of the interval control signal lines. The relays apply the traveling control signal generated from the main control unit to the interval control signal lines. Insulators(27) are installed between the interval control signal lines to discriminate the control signals of the interval control unit.
Patent KR-20030001835-A (KR)
Title: Fabrication method of semiconductor device using SOI substrate
Inventor: KIM BYEONG SEON
IPC: H01L21/84
Filed: 2001-06-28
Abstract: PURPOSE: A method for fabricating a semiconductor device by using an SOI substrate is provided to remove a short-circuit phenomenon between a local wire and a silicon layer by preventing the formation of a recess portion on a field region. CONSTITUTION: A trench oxide layer(17) is formed on a trench of a silicon layer(15) of an SOI substrate in order to define a field region(FR) and an active region(AR). A gate electrode is formed on the active region(AR). The first contact hole is formed by patterning the field oxide layer(17), the silicon layer(15), and a buried oxide layer(13) of the field region(FR). A gate spacer(23) is formed on a side wall of the gate electrode. A sidewall spacer(25) is formed on both sidewalls of the first contact hole. A plurality of silicide layers(27a,27b,27c) are formed on the exposed lower silicon substrate(11). A recess barrier and the first photoresist pattern are formed thereon. A field recess barrier pattern(29a), an interlayer dielectric(33), and the second photoresist pattern(35) are formed thereon. The second contact hole(37) is formed by patterning the interlayer dielectric(33).
Patent KR-20030002822-A (KR)
Inventor: KIM JUN DONG
IPC: H01L21/3065
Filed: 2001-06-29
Abstract: PURPOSE: A method for fabricating a semiconductor device is provided to effectively eliminate a residual oxide layer and improve an electrical characteristic of the semiconductor device by embodying an etch condition according to ununiformity of a deposition thickness of multi insulation layers constituting a spacer. CONSTITUTION: A silicon substrate(11) having a gate electrode is prepared. At least one insulation layer(20) of an ununiform deposition thickness is formed on the silicon substrate including the gate electrode. The silicon substrate having the insulation layer is transferred to the inside of etching equipment. The insulation layer is selectively etched to form a spacer on the side surface of the gate electrode in a condition that the pressure of etch reaction gas in the etching equipment is controlled to be 100 milliTorr or lower and radio frequency(RF) power is controlled to be 500 watts or lower.
Patent KR-20030006431-A (KR)
Title: A Measuring Ruler With Spring
Inventor: KIM GWANG SU
IPC: G01B3/08
Filed: 2001-07-12
Abstract: PURPOSE: A measurement ruler with spring is provided to allow the measurement ruler to have an adjustable length, while reducing measurement error and improving accuracy of measurement. CONSTITUTION: A measurement ruler(10) comprises an outer case(30) having a closed end and an open end; a semi-circular ruler(40) having an end with a circular compression disk and which is disposed within the outer case, and the other end exposed outward from the outer case, wherein the semi-circular ruler has a scale marked in the exposed area; and a compression spring disposed within the outer case, and which has an end contacting the outer case and the other end contacting the compression disk of the semi-circular ruler. The outer case has a handle(20) attached, in a vertical direction, to the circumference of the outer case.
Patent KR-20030008132-A (KR)
Title: Injection nozzle and Method for manufacturing strip wire using it
Inventor: JANG GWANG HUN
IPC: B21B1/00
Filed: 2001-07-16
Abstract: PURPOSE: A spray nozzle used in cooling wire rods of high temperature is provided which is capable of evenly spraying fine liquid droplets having uniformed particle diameter during collision of air with water injected at a high speed, and a method for manufacturing high carbon steel wire rods using the spray nozzle is provided. CONSTITUTION: The spray nozzle comprises a first supply pipe(114) which is connected to an injection pipe(112) in a straight line by a pipe to supply air at a certain pressure; and a second supply pipe(116) which is connected to the first supply pipe(114) by a pipe perpendicularly to the injection pipe(112) to supply water at a certain pressure, wherein distance from a connection part of the pipe composing the first and second supply pipes(114,116) to a spray hole(112a) of the injection pipe(112) is within the range of 40 to 60 mm. The method for manufacturing high carbon steel wire rods using the spray nozzle comprises the steps of preparing a billet having a steel composition comprising 0.60 to 0.75 wt.% of C, 0.15 to 0.30 wt.% of Si, 0.60 to 0.90 wt.% of Mn, 0.04 wt.% of P, 0.60 to 0.05 wt.% of S and a balance of Fe and inevitable impurities; treating the prepared billet according to wire rod rolling process, and cooling the treated billet to a temperature of 800 to 850 deg.C before coiling wire rods; dropping and transferring the wire rods to adjust overlapping density of the wire rod coil after coiling the wire rods; cooling the wire rod coil by spraying a mixture of air and water onto the wire rod coil by certain pneumatic pressure and hydraulic pressure using the spray nozzle; adjusting moving speed of the wire rod coil to 0.3 to 0.4 m/sec; and operating the process line by adjusting output of a blower from the lower part of the wire rod coil to 30%.
Patent KR-20010099004-A (KR)
Title: 원격지 컴퓨터의 제원관리 시스템 및 방법
Inventor: LEE HYEON CHEOL
IPC: G06F15/00
Filed: 2001-08-07
Abstract: 본 발명은 원격지 컴퓨터의 제원관리 시스템 및 방법에 관한 것으로, 수동으로 클라이언트 정보를 입력할 필요가 없으며, 클라이언트 컴퓨터의 운영체제와 관련없이 네트워크로 연결된 클라이언트 컴퓨터의 하드웨어 및 소프트웨어 세부정보를 원격지에서 효율적으로 관리할 수 있도록 하는 원격지 컴퓨터의 제원관리 시스템 및 방법을 제공한다. 본 발명의 특징은 클라이언트 컴퓨터의 부트업 또는 제원관리 서버의 제원정보 요청을 인식하여, 클라이언트 에이전트가 클라이언트 컴퓨터의 하드웨어와 소프트웨어 제원정보를 수집하는 단계; 상기 수집된 제원정보를 제원관리 서버가 인식할 수 있는 형식의 데이터로 처리하여 제원관리 서버로 전송하는 단계; 상기 제원관리 서버는 전송받은 데이터를 분석하여 클라이언트를 인증하는 단계; 상기 인증이 완료되면 데이터베이스에 저장되어 있는 해당 클라이언트의 기존 제원정보와 비교하여 정보가 변경되었는지 판단하는 단계; 및 상기 판단결과 정보가 변경되었을 경우 변경된 정보로 상기 데이터베이스를 갱신하고, 변경된 정보를 관리자에게 출력하는 단계를 포함하는 것을 특징으로 하는 원격지 컴퓨터의 제원관리 방법에 있다.
Patent KR-20030015039-A (KR)
Title: a front frame mounting structure of vehicles
Inventor: KIM YEON GYU
IPC: B62D24/02
Filed: 2001-08-14
Abstract: PURPOSE: Mounting structure of a front frame for a vehicle is provided to prevent deformation of a vehicle room, and to protect passengers by reducing impact and shutting off the transmission passage with bending or breaking an extended body and displacing a cup from a hole of the front frame at a collision. CONSTITUTION: A cup(3) is inserted to a hole formed in a front frame(10), and a bush(4) is inserted to the cup. A pipe(5) is fitted to the bush. The lower part of a body(7c) of a pipe nut(7) is inserted to the pipe, and combined with a bolt(9) fitting from the lower part of the cup. The body of the pipe nut is extended, and a flange(7d) is spaced from a vehicle body panel(12). The flange is supported by an extended end(4a) of the bush. The body is bent or broken, and the cup is separated from the front frame hole in applying impact to the front frame at a collision. Deformation is prevented, and passengers are protected by reducing impact with shutting off the passage.