baber/WOPTO huggingface dataset:
Patent KR-20000057642-A (KR)
Title: Heterocyclic carboxylic acid derivatives, the production and use thereof as endothelin receptor antagonists
Inventor: AMBERG WILHELM
IPC: A61P11/06
Filed: 1997-12-04
Abstract: PURPOSE: Carboxylic acid derivatives of formula (I) are provided, wherein the substituents have the meaning cited in the description, and also production and use of the substances as endothelin receptor antagonists are provided. CONSTITUTION: A carboxylic acids derivative is represented by formula (I), wherein: R¬1 is tetrazole or O=c-R; R is OR¬6 (wherein, R¬6 is hydrogen, cations of alkali metal and alkali earth metal, or physiologically acceptable organic ammonium ion, C3-C8-cycloalkyl, C1-C8-alkyl, unsaturated or saturated C3-C8-alkenyl or C3-C8-alkinyl or unsaturated or saturated phenyl), and pentad heteroaromatic group linked by nitrogen atom; X is nitrogen or methine, if X is, nitrogen Z is nitrogen as well, and if X is methine, at least one of Y or Z is nitrogen; Y is nitrogen or CR¬9; Z is nitrogen or CR¬10; R¬2 is unsaturated or saturated C1-C4-alkyl, C2-C4-alkenyl, C2-C4-alkinyl, hydrogen, halogen, C1-C4-alkoxy, C1-C4-alkylthio, C1-C4-alkoxycarbonyl, NH(C1-C40alkyl), N(C1-C4-alkyl)2, hydroxyl, carboxyl, or amino; R¬3 and R¬[ are same or different, and unsaturated or saturated phenyl or naphthyl, or unsaturated or saturated C3-C8-cycloalkyl; R¬5 is hydrogen, unsaturated or saturated C1-C8-alkyl, C3-C8-alkenyl or C3-C8-cycloalkyl; R¬5 is hydrogen, unsaturated or saturated C1-C8-alkyl, C3-C8-alkenyl or C¬3-C¬8-alkinyl, unsaturated or saturated phenyl or naphthyl, pantad or hexad heteroaromatic group, or unsaturated or saturated C3-C8-cycloclkyl; R¬9 and R¬10 are same or different, and hydrogen, hydroxyl, NH2, NH(C1-C4-alkyl), N(C1-C4-alkyl)2, halogen, C1-C4-alkoxy, C1-C4-haloalkoxy or C1-C4-alkylthio, unsaturated or saturated C1-C4-alkyl, C2-C4-alkenyl, C2-C4-alkinyl; W is sulfur, oxygen or single bond; and Q is oxygen or nitrogen, if Q is nitrogen, W is single bond.
Patent KR-20000070833-A (KR)
IPC: C07C255/24
Filed: 1998-01-17
Abstract: 본 발명은 증류에 의해 6-아미노카프로니트릴 및 이민을 함유하는 혼합물 (I)로부터 6-아미노카프로니트릴을 분리하는 방법에 관한 것이다.  상기 방법은 증류가 이산화탄소의 존재하에 일어나는 것을 특징으로 한다.
Patent KR-20010005834-A (KR)
IPC: A61K47/02
Filed: 1998-03-17
Abstract: A sustained release delivery system for delivering a beneficial agent is provided. The system includes a reservoir comprising the beneficial agent and a capillary channel in communication with the reservoir and the exterior of the system for delivering the beneficial agent from the system. The capillary channel has a cross-sectional area and a length selected to deliver the beneficial agent at a predetermined rate. The system may further include an outer surface that is impermeable and non-porous during delivery of the beneficial agent. The beneficial agent may be formulated in a glassy sugar matrix.
Patent KR-20010006207-A (KR)
Title: 스멕틱 액정 화합물의 혼합물에서 원추 경사각을 제어하기 위한 화합물 및 그 제어 방법
IPC: C09K19/42
Filed: 1998-03-18
Abstract: 본 발명은 경사형(tilted) 스멕틱(smectic) 액정 조성물의 원추 경사각을 제어하는 방법으로서, (a) (i) 말단 플루오로알킬 또는 플루오로에테르기 및 탄소수가 2개 이상이고 하나 이상의 카테나형 에테르 산소 원자를 보유하는 알킬렌기를 포함하는 지방족 플루오로카본 말단부, (ii) 지방족 탄화수소 말단부 및 (iii) 상기 말단부를 연결하는 중앙핵(여기서, 지방족 플루오로카본 말단부의 알킬렌기는 공유결합, -CH=CH- 및 -C≡C-로 구성된 군에서 선택되는 부분에 의해 중앙핵에 직접 연결됨)을 포함하는 1종 이상의 스멕틱 또는 잠재 스멕틱 액정 화합물을 포함하는 1종 이상의 액정 조성물; 및 (b) 1종 이상의 스멕틱 또는 잠재 스멕틱 액정 화합물을 포함하는 1종 이상의 액정 조성물을 배합하는 단계를 포함하며, 단, 조성물 (a) 및 (b)중 적어도 하나는 1종 이상의 키랄 액정 화합물을 포함하고, 조성물 (a) 및 (b)의 배합 단계는 광학적으로 활성이 있는 경사형 키랄 스멕틱 액정 조성물을 제공할 것을 조건으로 하는, 경사형 스멕틱 액정 조성물의 원추 경사각을 제어하는 방법을 제공한다. 이 방법은 원추 경사각의 제어가 가능하게 하고 따라서 액정 디스플레이 장치의 휘도 특성의 제어가 가능하게 한다.
Patent KR-20010012288-A (KR)
Title: 능동 위상 분할기
IPC: H03F3/45
Filed: 1998-05-21
Abstract: 능동 위상 분할기 (100,102) 는 2 이상의 위상 시프트 회로 (110,150) 로 구성된다.     각 위상 시프트 회로는 여러 개의 능동 소자 (112,114,152,150) 및 커패시터 (116,156,158) 로 구성된다.    1극 능동 위상 분할기의 경우, 각 위상 시프트 회로내에서, 2개의 능동 소자는 캐스코드 증폭기로 구성된다.     제 1 능동 소자는 소스 공통형 증폭기로 구성되고, 제 2 능동 소자는 게이트 공통형 증폭기로 구성된다.     커패시터 (116,156) 는 위상 시프트 회로에서 필요한 극-영점 쌍을 발생하도록 제 1 능동 소자의 게이트와 드레인에 걸쳐 연결된다.     캐스코드 구성은 목표하는 전달함수를 얻게 하며, 전압 입력 (V 1A ) 의 전류 출력 (I a ,I b ) 으로의 변환을 제공한다.     2 이상의 극을 갖는 능동 위상 분할기가 동일한 발명적 개념을 사용하여 만들어질 수 있다.
Patent KR-20010068972-A (KR)
Title: Methyl Fructoside Oleic Acid Polyester and its Preparation Method
Inventor: KIM HAE SEONG
IPC: C08B37/00
Filed: 2000-01-11
Abstract: PURPOSE: Provided is a preparation method of fructoside oleic acid polyester which has many excellent physical-chemical properties and is used in the synthesis of sugar polyesters, effectively. CONSTITUTION: The compound is represented by structure formula (I) wherein R is CH3(CH2)7(CH)2(CH2)8. The synthetic steps comprise: reacting methyl fructoside with methanol at 60deg.C for 30 minutes in presence of potassium carbonate as catalyst to obtain methyl fructosylate; adding oleic methyl ester to the above reaction mixture and reacting at 180deg.C for 10 hours to make the fructoside oleic acid polyester. The amount of catalyst used is 1-3 wt.% of the oleic acid methyl ester and the mole ratio of methyl fructoside and oleic acid methyl ester is 1 : 4-5.
Patent KR-20010073684-A (KR)
Inventor: MYUNG DAE JIN
IPC: G09G3/296
Filed: 2000-01-19
Abstract: PURPOSE: A method of driving a plasma display panel is provided which minimizes luminescence generated during a reset period in a selective erasure method capable of driving the display panel at a high speed, to thereby improve contrast. CONSTITUTION: A plasma display panel displays images, having a reset period for writing the entire screen, an address period for selectively turning off discharge cells that were turned on during the reset period, and a sustain period for performing sustain discharge for discharge cells in which address discharge does not occur. A lamp signal having a large pulse width and a high voltage level is applied to the discharge cells only once during the reset period, to carry out writing discharge.
Patent KR-20000053565-A (KR)
Title: Laminated glazing
Inventor: FROST TORSTEN
IPC: B32B17/10
Filed: 2000-01-21
Abstract: PURPOSE: A laminated glazing is provided to decrease wrinkles of a support film considerably during assembling and adhering the support film to a pane and to improve the laminated glazing without pre-bending. CONSTITUTION: A plurality of panes(21,22) are cut and each edge of the panes is grinded. Then, firing paint(6) is screen-printed on the surface of the pane(21) going to be put inside later. A pre-laminate is made finally from a PVB(poly vinyl buthyral) adhering film(31) and a support film(4) and cut following the outline of a laminated glazing(1). The support film(4) is cut to cover the entire viewing area of the laminated glazing(1) with the surface of the support film(4) put on the inside of the cut edge and to locate the cut edge itself in a half toning area(b2). Finally, the support film(4) is combined with the pane by heat and pressure.
Patent KR-20010076047-A (KR)
Title: Voice recognizing clock or watch
Inventor: GO SUNG JONG
IPC: G04C21/14
Filed: 2000-01-24
Abstract: PURPOSE: A voice recognition clock is provided to report current time automatically in response to the voice of the user by having voice recognition function and voice synthesis function. CONSTITUTION: The MIC(2) transforms the voice to the electric signal. The PRE-AMP(3) amplifies the electric signal to predetermined level. The LPF(5) separates the audio frequency from the electric signal. The A/D converter(9) converts the analog signal to digital signal. The D1(10) compares the digital signal with reference signal and outputs the corresponding signal to the CPU(1). The ROM(20) outputs the digital signal corresponding to 7 segment data and time data. The D/A converter(21) converts the digital signal from the ROM(20) to analog signal.
Patent KR-20010076707-A (KR)
Inventor: CHOI SEONG GYU
IPC: H04N19/51
Filed: 2000-01-27
Abstract: PURPOSE: A motion estimator is provided to perform motion estimation at a high speed in the course of compressing a moving picture. CONSTITUTION: A motion estimator is provided with the first memory(200) divided into a memory(202) for a priory searched region and a memory(204) for an on-processing region, an SDA(Sum of Absolute difference) calculation part(210:PE), an interpolation part(212), an adder(220) and a buffer(222). The motion estimator also has 25 shift register(230), an SDA comparing and motion vector generating part(240), a 22 shift register(250), a DMA(Direct Memory Access) control part(260), a part(270) for controlling a motion estimation, and the second memory(280). The DMA control part(260) controls and classifies data to be stored in the priory searched region and in the on-processing region in the first memory(200). The DMA control part(260) also controls the data to be provided to the SDA calculation part(210) based on the processing of the part(270) for controlling the motion estimation.
Patent KR-20010076809-A (KR)
Title: Pressure and flow regulator that it is used electromagnetic power
Inventor: KANG SUNG IN
IPC: F16K31/06
Filed: 2000-01-28
Abstract: PURPOSE: A pressure and flow rate adjusting device using lorentz force is provided to automatically adjust pressure and a flow rate with set voltage by adjusting the size of a nozzle hole using magnetic force between a natural magnet and an electromagnet and to regularly keep the pressure and flow rate regardless of pressure of a pressure port by automatically controlling all adjustments through an instrument board. CONSTITUTION: A body(4) of a pressure and flow rate adjusting device contains a pressure port(1) flowing vapor or liquid inside. A natural magnet(2) and a metal(3) are stuck together and two electronic coils(5) are formed in the lower portion of the body. When voltage is supplied through a voltage supply line(6), the electronic coils change the metal to an electromagnet(3). Further, the body contains an exit(7) discharging vapor or liquid. Since the natural magnet and the electromagnet are pushed each other with magnetic force, the hole size of a nozzle(8) is adjusted depending on the pushing force. Thus, the pressure and the flow rate of the vapor or the liquid are automatically adjusted and kept in regular regardless of the pressure of the pressure port.
Patent KR-20010076971-A (KR)
Inventor: KIM GI YEOL
Filed: 2000-01-29
Abstract: PURPOSE: An electronic commercial transaction system having an intelligent cart function is provided to promote a selling by embodying a commodity reserving function, an input agency function, and a commodity recommending function in a cart. CONSTITUTION: A plurality of client PCs(20) display a plurality of commodity information data being inputted from an electronic commercial transaction server(30) on a screen. If a user selects a commodity to be bought or reserved by confirming a plurality of commodity information data inputted from the electronic commercial transaction server(30), the client PCs(20) transmits the corresponding key signal. The electronic commercial transaction server(30) outputs commodity information data to the corresponding client PC(20) in accordance with a communication connecting of a plurality of client PC users. If a purchase or a reservation signal is inputted by the corresponding client PC user, the electronic commercial transaction server(30) classifies a purchase and a reservation and stores the corresponding commodity information in a cart window and outputs the commodity information data to the corresponding client PC(20). The electronic commercial transaction server(30) analyzes a purchase inclination of the client PC users and makes a database based on the purchase inclination. Also, the electronic commercial transaction server(30) may store the corresponding commodity information in the cart window instead of the client PC users.
Patent KR-20010006596-A (KR)
Inventor: BAE MYEONG O
IPC: E04C5/18
Filed: 2000-01-29
Abstract: PURPOSE: A reinforcement reducer is provided to shorten working hours by simplifying working progress, to lower its price by a small number of components and a simple structure and to possible the efficient transfer of power between reinforcing bars. CONSTITUTION: A reinforcement reducer comprises; a coupler (1a) of a cylinder or semi-cylinder shape as a whole, comprising a screw section (2) in the center and a rib contact section (3) whose inside diameter is larger than the inside diameter of a screw section (2) on both ends, wherein a female screw (4) is formed on the internal face of a screw section (2) and a male screw (16) and an open-cut groove (15) are formed on the external face of a rib contact section (3); two nuts (10) tightened to a male screw (16) of the both ends of a rib contact section (3) of a coupler (1a); two reinforcing bars (5) where a male screw (16) is formed at a fixed length to be tightened to a screw section (2) of a coupler (1a).
Patent KR-20010077511-A (KR)
Title: Method for cultivating flowers in tube-type pot
Inventor: KIM JOUNG BOK
IPC: A01G9/02
Filed: 2000-02-03
Abstract: PURPOSE: A method for cultivating flowers in a tube shaped pot is provided to facilitate the transportation and the carrying of flower pots, to extend the life of flowers, and to completely raise the immature flowers. CONSTITUTION: A tube shaped flower pot(2), having a diameter almost same with a diameter of a stem(4) of a matured flower(16) and having a length capable of receiving a root(6) of the matured flower, is prepared. The tube shaped flower pot is charged with soil(14). A porous coupling piece is provided on the bottom end of the tube shaped flower pot to prevent the leakage of soil, a packing sheet is provided to surround the circumference of the tube shaped flower pot, and a suction/drainage hole and an air hole are drilled along the circumference of the tube shaped flower pot. A diameter of the tube shaped flower pot is in a region of 0.5 to 5cm, preferably in 1 to 2 cm, and a length of the tube shaped flower pot is in 5 to 100cm, preferably in 10 to 50cm. The soil is selected among vermiculite, pearlite, and so on.
Patent KR-20010006608-A (KR)
Inventor: NISHIO NAOKI
IPC: H01L21/027
Filed: 2000-02-03
Abstract: PURPOSE: To improve yield by removing particles with no substantial reduction in operating rate while involving the steps of placing a resin film on a stage and recovering the resin film from the stage. CONSTITUTION: A two-pack curing silicone elastomer is applied to one surface of a semiconductor wafer 101 (202), and crosslinked to thereby form a resin film layer 110 (203). The wafer 101 is then subjected to ultrasonic cleaning (204) and dried to thereby prepare a cleaning wafer (205). The cleaning wafer is set in a wafer cassette 54 (211), and the cassette 54 is set (212), after which a stage 1 is moved to thereby place the cleaning wafer on the stage 1 so that the film 110 faces downward (213). The cleaning wafer is sucked by electrostatic chucking to thereby bring the cleaning wafer into close contact with the stage 1 (214). The cleaning wafer is then returned to the cassette 54 after unchucked (215), and the cleaning wafer is taken out by recovering the cassette 54 (216).
Patent KR-20010077788-A (KR)
Title: a cassette for liquid crystal display glasses
Inventor: KIM HO YEONG
IPC: G02F1/13
Filed: 2000-02-08
Abstract: PURPOSE: A cassette for loading a glass for an LCD(liquid crystal display) is to maintain oblateness of the glass loaded in the cassette, thereby preventing bending of the glass in the cassette. CONSTITUTION: A side plate(22) is connected with an upper plate(20) and a lower plate(21) and has a plurality of slots for loading a multiple sheets of glass. A plurality of supporting bars support the glass to prevent the glass from being bent. The supporting bars are placed at a higher position than the slots. The supporting bars are long extended to have a protrusion(27) at an end thereof. A hight difference between the supporting bars and the slots are 5mm. The supporting bars are formed of a material having elasticity similar to aluminum. A handle portion is further provided at both sides of the upper plate so that a user can convey the cassette in which the glass is loaded. A blocker(28) is removably coupled to the side plate by a bolt.
Patent KR-20000058028-A (KR)
Inventor: MATSUMOTOYICHIRO
IPC: G05B19/18
Filed: 2000-02-14
Abstract: PURPOSE: A numerical control unit using processing information is provided to conduct numerical control effectively using processing information except the speed and to rotate frequency prescribed by a NC program. CONSTITUTION: A numerical control unit (20) using processing information comprises; an input unit (11) for inputting an input program (3) which has a NC (numerical control) program (1), which prescribes relative traveling velocity between a processing tool and a work and rotational frequency, and additional processing information (2); an analysis unit (12) which deciphers separately additional processing information (2) and a NC program (1) from an input program (3) input from an input unit (11); a distribution unit (13) which makes out distribution information (4) about a processing tool basing on a NC program (1) deciphered in an analysis unit (12); a fusion unit (14) which fuses distributing information (4) of a processing tool made out from a distribution unit (13) and additional processing information (2) deciphered from an analysis unit (12).
Patent KR-20000030240-A (KR)
Inventor: KANG HOON SEO
IPC: G02F1/13
Filed: 2000-02-14
Abstract: PURPOSE: A method of recycling a panel of a TFT-LCD(thin film transistor-liquid crystal display) or a printed circuit board is to reduce a cost of manufacturing the TFT-LCD. CONSTITUTION: An anisotropic conductive film formed on a panel of a TFT-LCD or a printed circuit board is inserted into a groove provided on a conveyor. Only gold plated pad attached with the anisotropic conductive film is immersed into a particular cleaning liquid during 30 minutes. The cleaning liquid infiltrates into a portion between the anisotropic conductive film and the gold. The anisotropic conductive film attached on the printed circuit board is removed by a chisel made of a bamboo. The printed circuit board is immersed into the cleaning liquid during about 25 to 30 minutes. The printed circuit board is griped by a holder, and moves along a pattern of the gold plated pad.
Patent KR-20000030411-A (KR)
Inventor: BAEK JONG CHEOL
IPC: G11B20/10
Filed: 2000-02-28
Abstract: PURPOSE: A digital stereophonic audio system for a personal computer is provided to support a variety of stereo sound signals by being incorporated into various personal computers. CONSTITUTION: A digital stereophonic audio system for a personal computer includes a tuner(101) for receiving FM or AM frequency. Analog signals from the tuner(101) are transmitted to an analog switch circuit(102). The analog signals from the analog switch circuit(102) are converted into a digital signal by an A/D converter(103). A digital switch circuit(104) receives digital signals from periphery apparatuses, and the digital signals are interfaced by a digital interface(105). A USB interface(106) receives USB signals from a USB port of the personal computer and interfaces the USB signals. A DSP unit(107) processes the signals and a memory(108) stores the data from the DSP unit. A control part(200) controls the DSP unit(107), and D/A converter(109) converts the signals from the DSP into analog signals. The converted analog signals are amplified by a main amplifier(111) and output by a speaker relay(112).
Patent KR-20010086776-A (KR)
Title: a telescopic rammer for an automatic charging system of a gun
Inventor: LEE YONG HO
IPC: F41H7/00
Filed: 2000-03-03
Abstract: PURPOSE: A multi-stage type charger of an automatic charging system for a tank is provided to improve the elongation rate of a multi-stage type charger by mounting multi-stage booms inside a fixed end. CONSTITUTION: A multi-stage type charger of an automatic charging system for a tank includes: a fixed end(1) having a rack; a motor(2) for generating rotational power; a gear box(3) increasing torque by offsetting the rotational force of the motor; a first stage boom(4) doing the back-and-forth motion by converting the rotational force of the gear box into rectilinear motion, and outputting the rectilinear motion converted into the rotation again with the rack of the fixed end; a second stage boom(5) doing the back-and-forth motion by converting the rotational force from the first stage boom into rectilinear motion, as well as outputting the rectilinear motion converted into the rotation again with the rack; and a third stage boom(6) doing the back-and-forth motion by converting the rotational force of the second stage boom into the rectilinear motion. The first to third stage booms piled up in the fixed end are moved forward sequentially when a first pinion in the gear box is rotated clockwise. The three booms are returned to the original position in the fixed end if the first pinion is rotated counterclockwise. The three booms are piled up in the fixed end. Therefore, the entire size of the charger becomes small.
Patent KR-20010007665-A (KR)
Inventor: GIL IN HWAN
IPC: E02B3/12
Filed: 2000-03-07
Abstract: PURPOSE: A method for constructing a sloping side is provided to construct a sloping side, such as a bank, a shore protection, or a cutting area, using gabions solidly, stably and environmental-friendly. CONSTITUTION: A method for constructing a sloping side includes the steps of installing at least one or more bases(10) forming a gabion on a sloping side, fixing a plurality of side members(20) forming the gabion on each side of the bases to form a reception area for filling with stones, filling the reception area with the stones, covering support member, on which plants and trees can grow, covering the support member with soil, putting and fixing a cover(30) on the side members of the gabion to form a perfect gabion, and planting trees in the soil.
Patent KR-20010006759-A (KR)
Inventor: WATANABE OSAMU
IPC: H03D7/00
Filed: 2000-03-08
Abstract: PURPOSE: To obtain a frequency conversion circuit which realizes wide-band operation while securing high S/N and less distortion. CONSTITUTION: A multiplication circuit 1 which multiplies an RF(high frequency) signal and an LO(local) signal to output an IF(intermediate frequency) signal having the difference frequency between frequencies of both signals, a load circuit 2 connected to the output terminal of this multiplication circuit 1, and an output buffer circuit 3 which outputs the IF signal outputted from the multiplication circuit 1 to the next stage are provided. The impedance characteristics of the load circuit 2 has a notch frequency that is matched with at least one unnecessary signal frequency other than the frequency of the IF signal.
Patent KR-20000071927-A (KR)
Inventor: KIM JAE SEONG
IPC: G06Q99/00
Filed: 2000-03-09
Abstract: PURPOSE: The method for displaying the termination time of service on the internet is provided to secure the reliability between a buyer and a supplier, by enabling a server to specify the termination time of an offered service on a buyer's computer if the buyer requests the service to the supplier of the service via the internet. CONSTITUTION: When a customer requests the service to the service supplier(S2), a new window is generated on the terminal of the customer(S4). The server for the supplier checks a service request time and a current time, using an internal clock of the customer's terminal and a clock of the server(S6, S8). A remained time is calculated, based on the scheduled time, the service request time and the current time(S10). It is checked if the remained time is within the scheduled time(S12, S14). If the requested service is completed(S16), the window generated on the terminal is ended(S22). The compensation details according to an overtime are output if the remained time is not within the scheduled time(S18). It is checked if the time determined by the supplier is larger than the over time(S20).