baber/WOPTO huggingface dataset:
Patent KR-20020069764-A (KR)
Title: a column still of an apparatus for regeneration of waste oil clot
Inventor: KIM YEONG MAN
IPC: C10G9/04
Filed: 2001-02-27
Abstract: PURPOSE: A distillation tower of a waste oil regenerating apparatus is provided to perform a condensation process as well as a distillation process in only one distillation tower, thus eliminating an installation cost and an installation area of a separate condensation part. CONSTITUTION: A housing(11) is formed with first, second, and third supply holes(12,14,16) communicating with the interior space of the distillation tower along the lower circumference of a housing, a discharge hole(18) at the bottom, and an inlet hole(22), a withdrawal hole(21), and an exhaust hole(24) along the upper circumference. The lower part of the housing forms a receiving part(10). A blocking plate(30) is installed at the upper part of the housing to form an exhaust pipe(35), in which a stepped collecting part(32) is formed and a cap(36) spaced by a support(35) is installed at the upper end. A plurality of trays, formed with a plurality of holes to be fastened with fastening flanges formed along the inner periphery over and down the blocking plate, and cutting parts defining passages(20a), are installed.
Patent KR-20020070020-A (KR)
Inventor: NOH TAE HYUNG
IPC: A45D1/04
Filed: 2001-02-28
Abstract: PURPOSE: A hair iron is provided to achieve a desired hair style, and to considerably reduce a wave molding time. CONSTITUTION: The hair iron comprises heating parts(10,20) installed at the tip ends of two handles(1,2) rotatable about a hinge shaft(3). The heating parts consists of a pair of arc shaped heating plates(4), and an electric heating plate installed inside the heating plates. The heating parts and the handles are aligned linearly or in perpendicular to each other.
Patent KR-20020071328-A (KR)
Title: Hardware Architecture of the pipelined SEED
Inventor: JUN SIN U
IPC: H04L9/00
Filed: 2001-03-06
Abstract: PURPOSE: A hardware structure of a SEED engine by using a pipelined structure is provided to increase the speed of data encryption by dividing and pipelining one round into three stages at the encryption of ECB(Electronic Code Book) mode and the decryption of CBC(Cipher Block Chaining) mode. CONSTITUTION: The SEED engine is designed to support the ECB and CBC modes. In the encryption of the ECB mode, an encryption block includes a J1 function block, a J2 function block, a key mixing block. The encryption block encodes three plaintexts at a time by using the pipelined structure to process one round during three clocks. In the encryption of the CBC mode, an input of an encryption block is performed by XOR operation on the plaintext and a previous ciphertext so that the pipelined structure is not available. In the decryption of the CBC mode, a plaintext is generated by performing XOR operation on the decoding result of the ciphertext and the previous ciphertext so that the pipelined structure is available.
Patent KR-20020071610-A (KR)
Title: Method for monitoring a aging of capacity in inverter
Inventor: JANG DONG JE
IPC: H02M1/32
Filed: 2001-03-07
Abstract: PURPOSE: A method for monitoring the aging of a DC(Direct Current) capacitor of an inverter is provided to prevent the failure of inverter due to the aging of DC capacitor by detecting a DC ripple voltage of the DC capacitor and determining the aging degree of the DC capacitor. CONSTITUTION: A reference value setting flag is reset(S1). Determining whether a reset instruction of a user reference is inputted or not, is performed(S2). If the reset instruction of the user reference is inputted, the reference value setting flag is set(S3). A control unit checks a normal operating condition(S4) and detects a DC ripple voltage(S6). If the reference value setting flag is reset, the detected DC ripple voltage is compared with the reference value(S8), thereby monitoring the aging of the DC capacitor.
Patent KR-20010089222-A (KR)
Title: Semiconductor device and manufacturing method thereof
Inventor: ARAI YASUYUKI
IPC: H01L21/336
Filed: 2001-03-08
Abstract: PURPOSE: To solve the problem where in the conventional liquid crystal display device a TFT is prepared, using at least five photomasks and requires a large manufacturing cost. CONSTITUTION: A pixel TFT part, having a reverse stagger type n-channel type TFT and a liquid crystal display device having holding capacity, can be realized with three-time photolithographic processes by forming a pixel electrode 127, a source region 123 and a drain region 124 by means of three photomasks.
Patent KR-20020076542-A (KR)
Title: A cutting method for tape carrier package
Inventor: CHO YONG SIK
IPC: H01L21/60
Filed: 2001-03-29
Abstract: PURPOSE: A method for cutting a tape carrier package is provided to form uniformly a cut line and reduce residues generated from a cut part by using a laser beam of a laser apparatus. CONSTITUTION: A tape carrier package(10) is formed with a carrier tape(12) and a film type package(14). The carrier tape(12) is formed with a base film(16) using a polyimide, and a sprocket hole(18) formed on the base film(16). The sprocket hole(18) is used for carrying the carrier tape(18) and fixing the carrier tape(12) at a predetermined position. The sprocket holes(18) are arranged in a predetermined interval on both edges of the base film(16). A plurality of ICs for outputting scanning signals or video signals are formed on the film type package(14). An inner lead is used for connecting the ICs with an external circuit. The base film(16) is cut by a laser beam of a laser apparatus.
Patent KR-20010095132-A (KR)
Title: Active matrix liquid crystal display apparatus
Inventor: NAGATA HISASHI
IPC: G02F1/1343
Filed: 2001-03-30
Abstract: PURPOSE: An active matrix liquid crystal display apparatus is provided to be capable of preventing a signal waveform from being round, even when long common electrodes of a transparent conductive material of relatively high resistance are formed on an opposing substrate. CONSTITUTION: An active matrix liquid crystal display apparatus in which an image is displayed by pixels arranged in a matrix form, comprising: an active matrix substrate including a plurality of signal lines, a plurality of scanning lines, switching elements, pixel electrodes, the switching elements and pixel electrodes being arranged at intersections of the signal lines and-the scanning lines; an opposing substrate including a common electrode which is disposed in a region which is opposite to the pixel electrodes; a liquid crystal layer sandwiched between the active matrix substrate and the opposing substrate, the common electrode on the opposing substrate being divided into a plurality of groups, a signal input portion formed on the active matrix substrate, for the plurality of groups of the common electrode; a conductive pattern formed on the active matrix substrate and connected to the signal input portion; and a conductive material placed for electrically connecting in a plurality of places the conductive pattern on the active matrix substrate to the groups of the common electrodes on the opposing substrate.
Patent KR-20020082278-A (KR)
Inventor: PARK YONG DOL
IPC: A47L9/00
Filed: 2001-04-20
Abstract: PURPOSE: A housing air passage structure of a fan motor is provided to attain a cooling of a motor without installing the other cooling fan by introducing a mass amount of air into a housing and cooling the motor using the introduced air. CONSTITUTION: An intake port(101) is formed at one side of a case(103), and discharging hole(102) is installed at the other side thereof. An inside of the case is divided into a dust collecting chamber(104) and a machine installing chamber(105). A back filter(106) is installed inside the dust collecting chamber, and the fan-motor(107) is provided inside the machine installing chamber. A motor(114) composed of a rotor(112) and a stator(113) is installed at a housing(111), a motor shaft is fixed at a center of the rotor, an impeller(116) is fixed at a rear side of the motor shaft, and a guide vane(117) and an impeller cover(118) are coupled at a periphery of the impeller. A front through hole of a square type is formed radially at a body portion of the housing.
Patent KR-20010098803-A (KR)
IPC: C23C16/48
Filed: 2001-04-21
Abstract: A method and apparatus for processing semiconductor substrates by reacting hydroxyl radicals with a precursor to cause the precursor to decompose and form a film which deposits on a substrate. Hydroxyl radicals, which are produced in a hydroxyl-ion producing apparatus outside of a chemical vapor deposition reactor, are mixed with a precursor to form a hydroxyl ions-precursor mixture. The hydroxyl ions-precursor mixture is introduced into the chemical vapor deposition reactor.
Patent KR-20010098844-A (KR)
Title: 반도체기억장치
IPC: G11C16/06
Filed: 2001-04-24
Abstract: 반도체기억장치는 각각 복수의 메모리셀을 각각 포함하고 어드레스신호에 따라  선택가능한 복수의 메모리 뱅크; 선택된 메모리셀로부터 독출전압을 수신하기 위한 메모리 비트선; 레퍼런스전압을 출력하는 레퍼런스 셀; 레퍼런스전압을 수신하기 위한 레퍼런스 비트선; 상기 메모리 비트선으로부터의 전압과 상기 레퍼런스 비트선으로부터의 전압간의 차를 증폭하기 위한 비교 및 증폭 장치; 및 상기 선택된 메모리셀과 상기 비교 및 증폭 장치 사이의 제1 부하 용량이 상기 레퍼런스셀과 상기 비교 및 증폭 장치 사이의 제2 부하 용량과 거의 동일하도록 상기 레퍼런스 비트선에 제3 부하용량을 제공하기 위한  부하용량 조정 장치를 구비한다.
Patent KR-20020085265-A (KR)
Title: Process for silicate phosphor particles having a spherical shape
Inventor: KANG YUN CHAN
IPC: C09K11/79
Filed: 2001-05-07
Abstract: PURPOSE: A spherical silicate-based fluorescent substance and its preparation method are provided, which fluorescent substance is remarkably improved in the light-emitting characteristic and is useful to a display or a lamp. CONSTITUTION: The spherical silicate-based fluorescent substance is represented by QxSiOy:D, wherein Q is Zn or Y; D is Mn, Ce, Tb or Eu; and 0.001<x<0.2 and y=4 when Q is Zn and D is Mn, and 0.0001<x<0.8 and y= 5 when Q is Y and D is Ce, Tb or Eu. The method comprises the steps of dissolving a precursor of Zn or Y, nanometer-sized silica powder or a mixture of tetraethyl orthosilicate and nanometer-sized silica powder as a precursor of silica, and a precursor of Mn, Ce, Tb or Eu, into distilled water or alcohols to prepare 0.01-4 M precursor solution; injecting the precursor solution into a spray device to produce the liquid drops with a diameter of 0.1-100 micrometers; and injecting the liquid drops into a hog pipe-shaped reactor of 200-1,500 deg.C to dry and pyrolyze them.
Patent KR-20020085392-A (KR)
Title: Mode control circuit for semiconductor device and semiconductor memory device having the mode control circuit
Inventor: KYUNG GYE HYEON
IPC: G11C29/46
Filed: 2001-05-08
Abstract: PURPOSE: A mode control circuit of a semiconductor device and a semiconductor memory device provided with the same are provided to prevent the semiconductor device from entering into a specific mode by an operator and to allow the semiconductor device to be entered into the specific mode. CONSTITUTION: A mode control circuit(101) of a semiconductor device includes a mode entering part(111) for outputting an output signal in response to an external control signal, a mode entering controller(121) for generating a mode entering allowable signal to control the semiconductor device to enter into the specific mode and a logic part(131) for generating a mode signal to set the specific mode by logically combining the output signal of the mode entering part(111) and the mode entering allowable signal. The mode entering controller(121) includes a first fuse part containing a first fuse, a second fuse part containing a second fuse and a mode entering control signal generator. The mode entering control signal generator activates the mode entering allowable signal when the first and the second fuses maintain an initial state or are changed from its initial state and deactivates the mode entering allowable signal when only one of the first and the second fuses is changed from its initial state.
Patent KR-20010078887-A (KR)
Title: Cracker tracing and certification System Using for Web Agent and method thereof
Inventor: KIM WAN SU
IPC: G06F21/55
Filed: 2001-05-09
Abstract: PURPOSE: A system and a method for tracing a cracker and authenticating an access person using a web agent, are provided to compare the access person information received from the agent with the HTTP header information supplied from web server accessed by the cracker, and thereby check an original location and an intermediate location of the cracker who hides his/her location. CONSTITUTION: The cracker who tries to hack a system accesses a web server via a proxy server, a bypass route or a general route(1). At this time, an error occurs and this error information is stored in a database(2). An error log page is shown to the cracker, and an agent including an error output page is automatically downloaded to a web browser of the cracker(3). The downloaded agent sends the access person information to an agent server(4). The access person information is compared with the HTTP information, which is stored in a database when the cracker accessed the web server previously.
Patent KR-20010107692-A (KR)
Title: 기판전위 감지회로 및 기판전위 발생회로
IPC: H01L27/04
Filed: 2001-05-23
Abstract: 기판전위 발생회로 (800) 를 구비한 반도체장치가 제공되었다.     기판전위 발생회로 (800) 는 차지펌프회로 (820), 발진회로 (801), 및 기판전위 감지회로 (300) 를 포함하고 있다.     기판전위 감지회로 (300) 는 분압회로 (301), 차동증폭기 (310), 및 버퍼회로 (320) 를 포함하고 있다.     분압회로 (301) 는 내부적으로 발생된 기준전위와 기판전위 사이의 차에 의하여 결정되는 감지전위를 제공하고 있다.     차동증폭기 (310) 는 차동입력으로 감지전위와 기준전위를 받아들이고 기판전위 감지신호를 만들어 낸다.     내부적으로 발생된 기준전위는 기준전위 발생회로 (900) 에 의해 발생되고, 기준전위 발생회로 (900) 는 기준소자 (918) 와 보상소자 (920) 를 포함하고 있다.     내부적으로 발생된 기준전위는 감소된 온도의존성과 공정의존성을 가진다.     따라서, 기판전위는 정확히 제어할 수 있다.
Patent KR-20010109118-A (KR)
Title: 금속 용해 장치
IPC: F27B14/02
Filed: 2001-05-28
Abstract: 본 발명은 경제적 설비 비용과 콤팩트한 구조를 가지며, 높은 생산성의 진공 용해와 정련이 가능한 용해 장치를 제공한다.  금속 용해 장치는 내화 노벽(12)이 그의 외주 상에 기밀하고 비 전도성인 시일 자켓(16)을 구비하고, 상기 시일 자켓(16)의 내주를 따라 소정의 공간으로 수직 수냉 동파이프(47)를 배열하는 구조를 가지며, 노 케이싱(10)은 상기 노 케이싱을 유도 가열 코일(38)로 둘러쌀 수 있도록 외부에 배열되고, 상기 노 케이싱(10)은 상기 구조체를 보강하기 위해 시일 자켓(16)에 의해 프레임(42)에 부착된다.  상기 노 케이싱(10)의 시일 자켓(16)은 상부 플랜지(44)와 하부 플랜지(28)를 통해 프레임에 고정된다.
Patent KR-20020091951-A (KR)
Title: Duty Cycle Corrector and duty cycle correction method for correcting duty cycle to predetermined value and preserving the predetermined value
Inventor: CHAE MU SEONG
IPC: H03K5/13
Filed: 2001-06-01
Abstract: PURPOSE: A DCC(Duty Cycle Corrector) circuit and a method for correcting and maintaining a duty cycle are provided to reduce a time for correcting a duty of a clock signal and maintain previous information and signals though the power is not supplied to a circuit. CONSTITUTION: A D/D(Duty Detector) block(42) receives a corrected clock signal, a digital input signal, a reference signal, and the first control signal for intercepting power and outputs a detection result signal using the first comparing result signal. The first comparing result signal is generated by comparing the digital input signal or the corrected clock signal with the reference signal. A sense amplifier(44) sensing and amplifying an output signal of the D/D block(42). An accumulator(46) is used for accumulating output signals of the sense amplifier(44) according to the second control signal and outputs the accumulated data. A duty cycle corrector(48) outputs a corrected signal of the digital input signal to the D/D block(42) according to an output signal of the accumulator(46).
Patent KR-20020093520-A (KR)
Title: Operating system for internet professional shopping mall
Inventor: PARK JONG GWON
Filed: 2001-06-09
Abstract: PURPOSE: A system for managing an Internet special shopping mall is provided to manage a shopping site which deals with a single item for supplying special and refined information and for collecting actual clients and planning a special sales strategy by registering only maniacs as a member, respectively. CONSTITUTION: A user connects to a web server and joins to the membership of a total shopping mall(S10). If the member wishes to join to a specific special site which deals with a specific item(S15), the web server checks whether the member wishes to join to the membership of the specific special site using an identified ID(S25). If the member wishes to join to the membership of the specific special site using an identified ID, the member is registered in the special shopping site as a maniac directly(S40) and receives all special and prompt information being supplied in the special shopping site, that is, a service for a maniac(S45). The web server analyzes an actual consumption tendency of the maniac, receives information with respect to dealing items from special maniacs, and plans an actual sales strategy(S50).
Patent KR-20020022543-A (KR)
Title: Manufacturing Method of Ceramic Filter and Product thereof
Inventor: LEE SIN AN
IPC: B01D39/06
Filed: 2001-06-15
Abstract: PURPOSE: A water purification ceramic filter using elvan, sericite and zeolite is provided to emit far infrared ray, remove harmful materials(heavy metals, organic pollutants, etc.) in water, and give medicinal effects. CONSTITUTION: The manufacturing method of ceramic filter is as follows: mixing raw materials comprising 45-55wt.% of elvan, 25-35wt.% of sericite and 15-20wt.% of zeolite with water; forming in a form of bead(1.5-10mm); drying at 100-300deg.C for 1-5hrs.; sintering at 1200-1300deg.C for 1-5hrs.
Patent KR-20010079430-A (KR)
Inventor: LEE IN SUK
IPC: A47C27/00
Filed: 2001-07-18
Abstract: PURPOSE: A cushion with a convex waist part is provided to protect muscle in a waist part of a user to be laid on a bed or a floor under the waist of the user, for keeping the waist line of the user while sleeping by filling a space formed between the back of the user and the bed, thereby providing the comfort sleeping without overstrain. CONSTITUTION: A cushion includes a waist part formed convexly in the opposite shape to a waist line of a human body and fully filled with compression cotton insensitive to the temperature of a user.
Patent KR-20030008467-A (KR)
Title: Method of Fabricating Semiconductor Device Utilizing Silicon-nitride Layers with Different Etch Rate
Inventor: HONG JEONG IN
IPC: H01L21/76
Filed: 2001-07-18
Abstract: PURPOSE: A method for fabricating a semiconductor device using nitride layers having different etching speeds is provided to from an isolation layer for stopping a dent phenomenon by using the nitride layers having different etching speeds. CONSTITUTION: The first nitride layer is formed on a semiconductor substrate(100) under the first pressure. The first nitride layer is formed on the first region of the semiconductor substrate(100) by patterning the first nitride layer pattern(510). The second nitride layer(520) is formed on the semiconductor substrate(100) under the second pressure. The second nitride layer pattern(520) is formed on the second region of the semiconductor substrate(100) by patterning the second nitride layer(520). The first insulating layer pattern(510) is etched by dipping the semiconductor substrate(100) into etchant.
Patent KR-20030012028-A (KR)
Title: A thermostat for microwave-oven
Inventor: NAM WON GI
IPC: F24C7/02
Filed: 2001-07-30
Abstract: PURPOSE: A thermostat for a microwave oven is provided to easily manufacture the thermostat by forming a first and second connection pieces with the identical shape. CONSTITUTION: A terminal(T1,T2) connected to a power supply line is adhered to both side of a cylindrical housing(10) having a cover(5). A first connection piece(20) is vertically coupled to the terminal(T1) protruded from the inner wall of the housing, and has a contact point(11). A second connection piece(30) is vertically coupled to the terminal(T2). A bimetal(40) is installed at the upper part of the cover, and is bent toward the upper part by thermal deformation. A ceramic bar(50) having inclines(41,43) in both side of the upper part is vertically adhered to the bimetal, and is inserted between the contact points(11,21) of the first and second connection pieces.
Patent KR-20030012041-A (KR)
Title: Ring to exclude water leak of sewage tube in concrete manhole and apparatus to process that
Inventor: CHO SUNG MIN
IPC: E03F3/04
Filed: 2001-07-30
Abstract: PURPOSE: A waterstop ring of a sewer pipe for a concrete manhole is provided to support a sewer pipe to concrete smoothly and to prevent a water leakage in a joint between concrete and a sewer pipe. CONSTITUTION: The waterstop ring of a sewer pipe for a concrete manhole contains flanges(2) formed continuously along the border of a main body, fastening pieces(3) provided with a fastening hole(3a) and joined on both ends of the main body and the flange(2), and a connecting piece joined on the backside of each end of the flange(2) to prevent a water leakage in concrete.
Patent KR-20020017958-A (KR)
Inventor: FUKUNAGA MASAO
IPC: H01M10/0587
Filed: 2001-08-03
Abstract: PURPOSE: A nonaqueous electrolyte secondary battery is provided, to increase the lifetime, to improve the energy density and the electrical power by employing a sheet-shaped anode with high density of active material and excellent workability. CONSTITUTION: The nonaqueous electrolyte secondary battery comprises a sheet-shaped cathode(2) containing a lithium-containing transition metal oxide as an active material and a particulate binder; a sheet-shaped anode(3) containing a carbon material; a separator(4) interposed between the anode and the cathode; and a nonaqueous electrolyte containing lithium salts, wherein the anode and the cathode are wound by the separator to form an electrode assembly and the density of the active material in the cathode is 3.0-4.0 g/ml. Preferably the binder comprises an elastomer containing a 2-ethylhexylacrylate unit, an acrylic acid unit and an acrylonitrile unit. The cross-section of the electrode assembly is ellipse-shaped and the ratio of a longer axis to a shorter axis of the ellipse is 4-10.
Patent KR-20010088536-A (KR)
Inventor: PARK TAE SUN
IPC: B28B3/00
Filed: 2001-08-03
Abstract: PURPOSE: Provided is a revolving caring machine which includes a mold part to care asphalt piece and a rotation tool to give rotational force to the mold part so that it cares asphalt piece uniformly. CONSTITUTION: The revolving caring machine comprises the parts of: a frame(20) which forms the appearance of the machine to include multiple wheel members in the lower part for being moved freely; a mold part(30) which is slid in a certain angle against one side of the frame to be rotated with including a cylindrical housing, an angle adjusting part, a mold, an upper cover and a lower cover(42); and a rotation tool which gives rotational force to the mold part.
Patent KR-20030011466-A (KR)
Title: Apparatus for cooling coils
Inventor: HA U RYONG
IPC: B21B45/02
Filed: 2001-08-03
Abstract: PURPOSE: A coil cooling apparatus is provided to substantially reduce time required for cooling of a coil completing coiling in a hot rolling plant by introducing an automatic operation system which is equipped with a cooling tank and cools the coil. CONSTITUTION: In an apparatus for cooling a coil(12) completing coiling in a hot rolling plant, the coil cooling apparatus comprises a cooling tank(11) for cooling the coil by flowing in cooling water; a control part(200) for setting the inflow amount of cooling water from the cooling tank and cooling time of the coil; and an inflow valve for controlling flow of the cooling water according to the inflow amount of the cooling water set in the control part, wherein the coil is transferred to the cooling tank, and the coil(12) is cooled by the inflow amount and cooling time calculated according to information of the coil transferred, an inflow pipe into which cooling water is flown is connected to one side of the cooling tank, a drain pipe(17) from which the cooling water is drained is connected to the other side of the cooling tank, a pipe(15) for discharging cooling water overflown is connected to the another side of the cooling tank so that flow rate inside the cooling tank is adjusted.