baber/WOPTO huggingface dataset:
Patent KR-19990077767-A (KR)
Title: 도프된 금속 산화물 유전물질들을 가진 전자소자들과 도프된 금속 산화물 유전물질들을 가진 전자 소자들을 만드는 과정
IPC: H01L29/78
Filed: 1999-03-11
Abstract: 도프된 금속 산화물 유전 물질과 이러한 물질로 만들어진 전자 소자들이 기재되어 있다. 금속 산화물은 그룹 III 또는 그룹 V 금속 산화물( 예: Al2O3, Y2O3, Ta2O5, 또는 V2O5)이며,  그리고, 금속 도펀트는 그룹 IV물질(Zr, Si, Ti, Hf)이다. 금속 산화물은 약 0.1 중량 퍼센트에서 30 중량 퍼센트의 도펀트를 포함하고 있다. 본 발명의 도프된 금속 산화물 유전체는 수 많은 다른 전자 소자들과 장치들내에서 사용된다. 예를 들면, 도프된 금속 산화물 유전체는 MOS 장치에 대한 게이트 유전체로 사용된다. 도프된 금속 산화물 유전체는 또한 플래시 메모리 장치들에 대한 인터 폴리 유전 물질로서 사용된다.
Patent KR-19990088002-A (KR)
Title: 궤도레일접목연삭장치의연삭체본체
IPC: B24B27/00
Filed: 1999-04-30
Abstract: 본 발명은, 궤도레일의 폭방향의 절반씩을 서로 반대방향으로 종축회전하여 연삭하는 한 벌의 연삭체를 구비하고, 각 연삭체에 상기 궤도레일의 두부를 상대적으로 걸어맞추는 오목가장자리부를 설치하고, 그 오목가장자리부를 구성하는 연삭날 지지부를 상기 종축회전방향으로 병설하고, 그 연삭날 지지부에 적절한 수의 연삭날을 착탈가능하게 설치한 궤도레일 접목연삭장치로서, 궤도레일의 폭방향의 어느쪽에도 사용할 수 있는 연삭체를 제공할 수 있다.
Patent KR-20000067675-A (KR)
Inventor: WOO WON HOE
IPC: G07G1/12
Filed: 1999-04-30
Abstract: PURPOSE: A method of controlling a power of an electric apparatus is provided to maximize the efficiency of a power control management by remote controlling a plurality of electric apparatuses using an electric cash register. CONSTITUTION: A method of controlling a power of an electric apparatus comprises judging whether a power control mode is appointed(S20). If so, code and power on/off information stored in a RAM are read out and are output via a display unit(S22). An input of any code related to any electric apparatus is waited(S24). If a code is input, the input of a power on/off command to a corresponding electric apparatus is waited(S26). If the power on/off command is input, whether an input key for power on/off command completion is input is judged(S28). If so, the input code and the input power on/off command are sent to a power control part via an interface part(S30).
Patent KR-19990088245-A (KR)
Title: 두개의유닛사이에서통신하는시스템
IPC: H04B1/38
Filed: 1999-05-13
Abstract: 시계나 컴퓨터와 같은 제 1 유닛(U1)과, 예를 들면, 컴퓨터, 선호하기는 퍼스널 컴퓨터나 시계를 형성하는 제 2 유닛(U2) 등의 사이에서, 본 시스템은 데이터를 전송하는데 이용된다.  유닛 각각은 하나 이상의 공통의 높은 주파수 반송파에서 작동하는, 그리고 다른 유닛으로 보내지는 데이터를 전송하는 전파 트랜스시버(12, 19)(radio wave transceiver)를 포함한다. 
     본 발명에 따라서, 각각의 유닛은 시간 베이스(1, 20)(time base)를 덧붙여서 포함하는데, 이러한 시간 베이스(1, 20)에서 상기 반송파를 취(取)한다.  시간 베이스(1, 20)는 적어도 거의 동일한 주파수 드리프트(frequency drift)를 가진다.  결과로써, 주위의 환경, 특히 유닛들이 작동하는 온도가 어떠하더라도, 두 개의 유닛 사이에서 통신은 일어날 수 있다. 
     다이어리 시계(diary watch, 日誌 시계)에서 특히 적용된다.
Patent KR-20000073775-A (KR)
Inventor: KIM CHANG RYUL
IPC: C04B18/24
Filed: 1999-05-14
Abstract: PURPOSE: A cement-based board composition for extrusion is provided to manufacture diverse and complicate shapes(hallow, irregularity, etc.) and various length of products. CONSTITUTION: The cement-based board composition for extrusion comprises 40-70wt.% of cement such as portland or slag cement, 10-30wt.% of at least one silicate(65-100mesh particle size) selected from the group consisting of diatom earth, ferrite and vermiculites, 0.2-3wt.% of methylcellulose-based thickener, 5-10wt.% of paper sludge as a fiber reinforcing material, 1-5wt.% of pigment and 10-30wt.% of mixed solution. The adhesive force of cement-based board composition is 0.01-0.05 MPa. The cement-based board is manufactured by extruding slurry of the composition.
Patent KR-20000074355-A (KR)
Inventor: CHOI JONG MU
IPC: H01L21/76
Filed: 1999-05-20
Abstract: PURPOSE: A method for manufacturing an isolation region of a semiconductor device is provided to improve an isolating effect and reduce a leakage current, by burying a conductive layer in the isolation region, and by applying voltage to the conductive layer to extend a depletion layer. CONSTITUTION: After a buffer oxidation layer and a nitride layer are sequentially evaporated on a semiconductor substrate(11), a part of the buffer oxidation layer and nitride layer is etched to expose the semiconductor substrate. After the exposed semiconductor substrate is etched to form a trench, the first oxidation layer is formed on an inner wall of the trench. After a conductive layer(16) is formed in the trench having the first oxidation layer, an insulating layer(18) is formed on the conductive layer and planarized to fill the trench. The nitride layer and the buffer oxidation layer are eliminated.
Patent KR-20010001980-A (KR)
Inventor: RYU JI WON
IPC: H04M1/23
Filed: 1999-06-10
Abstract: PURPOSE: A method for inputting Hangul(Korean alphabet) signals using a keypad is provided to sequentially arrange Hangul consonants/vowels in ten numerical keys of the keypad or to arrange the Hangul consonants/vowels to an open direction from a center, so that a user can combine the Hangul consonants with Hangul vowels to easily input required information with the Hangul signals. CONSTITUTION: A controller sets up a consonant input mode(S10). If a signal is inputted, the controller decides whether a fortis input directing signal is inputted(S11). If so, the controller inputs a signal from a key input circuit, to display a character corresponding to an input direction number presented by an inputted numerical key(S13). The controller performs a vowel input mode converting process(S14). If the fortis input directing signal is not inputted, the controller displays a consonant character corresponding to the inputted signal(S12), and performs the vowel input mode converting. If a signal is inputted, the controller decides whether a consonant/vowel converting direction signal is inputted(S15). If so, the controller converts into a consonant inputting mode(S18), and repeatedly performs from the step 'S11'. If the signal is not inputted, the controller displays a vowel character corresponding to an inputted numeric(S16), and performs a consonant input mode converting(S17). If a signal is inputted, the controller decides whether a consonant/vowel converting direction signal is inputted(S19). If so, the controller converts into a vowel input mode(S20), and repeatedly performs from the step 'S16'. If the signal is not inputted, the controller repeatedly performs from the step 'S11'.
Patent KR-20010002587-A (KR)
Inventor: YOON IM KYU
IPC: F16L13/00
Filed: 1999-06-16
Abstract: PURPOSE: A connection structure for a drain pipe is provided to facilitate piping work for a drain pipe while end parts of each drain pipe are placed in an exact location to be connected. CONSTITUTION: In a connection structure for a drain pipe, drain pipes(1), in which an inserting groove(20) is formed in the circumference of the drain pipe, are placed in both sides to face each other, and an assembling gap(A) is formed in between the inserting grooves of the drain pipe. Metal band plates(11) of a connection band(10) are inserted in the inserting grooves of the drain pipe and then fixed. Support parts(14) are elongated from a fastening ring(12) of a central part of the connection band installed to be inserted in the inserting groove. And the support part of the connection band of one side is assembled to be fitted to the assembling gap.
Patent KR-20010003969-A (KR)
Inventor: PARK PYEONG GI
IPC: F25D29/00
Filed: 1999-06-26
Abstract: PURPOSE: A refrigerator and method of managing stored stuff is provided to achieve an improved user convenience by allowing the user to easily recognize the information related to the stored food stuff. CONSTITUTION: A refrigerator comprises a display unit(41) installed at the front surface of the refrigerator door, a selection unit(42) for operation of the display unit, a bar-code reader(5) for inputting information of the food stuff stored in a refrigerating compartment of the refrigerator, a memory unit(8) for storing information interpreted from bar-code, a telephone connection unit(6) with a modem, and a control unit(7) for storing the food stuff information input from the bar-code reader into the memory unit, displaying the information stored in the memory onto the display unit in accordance with the selection of the selection unit, and providing the information required for managing the stored stuff to an external computer through the telephone connection unit when the information stored in the memory unit satisfies a predetermined condition.
Patent KR-20010009431-A (KR)
Inventor: AHN GYU HONG
IPC: H05K3/46
Filed: 1999-07-09
Abstract: PURPOSE: A conversion coating forming method is provided to prevent dissolution into inorganic acids by forming an oxide film excellent in acid resistance and bonding strength on a printed circuit board. CONSTITUTION: A method of forming a conversion coating comprises the following steps: A PCB is washed. The PCB is flushed with water. The PCB is pre-dipped into a pre-dip composition for 10secs to 10mins at 10 to 60deg.C. The pre-dip composition consists of 0.1 to 5.0V% sulphuric acid, 0.1 to 10.0V% hydrogen peroxide, and at most 10wt% mixture on the volume basis of the pre-dip composition. The mixture is composed of at least one of a group including organic acid, nitrogen oxygen and silicon compound; and reaction accelerator and stabilizer. The PCB is dipped into a conversion coating composition for 1 to 10mins at 10 to 60deg.C. The composition consists of 0.1 to 30V% sulphuric acid, 0.1 to 15.0V% hydrogen peroxide, and at most 50wt% mixture on the volume basis of the composition. The mixture is composed of at least one of a group including organic acid, nitrogen oxygen and silicon compound; and film forming agent, reaction accelerator and stabilizer.
Patent KR-20000017040-A (KR)
Title: Semiconductor storage device
Inventor: KOKUMU KUNIO
IPC: H01L27/115
Filed: 1999-08-03
Abstract: PURPOSE: A semiconductor storage device is provided to reduce a time for a heat oxidation by forming a gate side wall within a semiconductor storage device. CONSTITUTION: A semiconductor storage device comprises a storage device for holding data on the basis of carriers maintained in a floating gate. The storage device a first oxide layer(2) formed on a side face of the floating gate, a nitride layer(8) formed on a side face of the first oxide layer, and a second oxide layer formed on a side face of the nitride layer. The first oxide layer, the first nitride layer, and the second oxide layer forms the side wall of the floating gate.
Patent KR-19990083819-A (KR)
Title: 축산폐수의 무기화학적 처리방법
Filed: 1999-08-13
Abstract: 본 발명은 축산폐수의 무기화학적 처리방법에 관한 것으로서, 축산폐수에 금속시료와 산용액을 첨가한 다음 전해부상장치에서 약 30분간 전압을 걸어 이온성 물질을 부상시킨 다음, 부유물을 제거하여 이는 액상비료로 사용하고, 부유물이 제거된 액에 활성탄을 첨가하여 색도를 조절하고, 오존을 가하여 살균 소독하여 폐수를 처리하는 방법으로, 이와같이 축산폐수를 처리하는 경우 폐수 중 함유된 암모니아성 질소계 화합물 등과 같이 제거가 어려운 물질을 용이하게 제거할 수 있으며 그 효율 또한 우수하다.
Patent KR-20010026312-A (KR)
Inventor: HUH GYEONG BEOM
IPC: F04B17/04
Filed: 1999-09-04
Abstract: PURPOSE: A suction muffler structure for linear compressor is provided to achieve an improved performance of the compressor and noise damping effectiveness. CONSTITUTION: A suction muffler(100) has a structure in that a first small diameter portion(110) which forms a first neck portion of a muffler body is inserted into a refrigerant flow channel of a piston, and a first large diameter portion(120) communicated to the first small diameter portion so as to form a first resonance chamber of the muffler body tightly contacts the rear end of the piston. A diaphragm(110a) which tightly contacts the inner periphery of the refrigerant flow channel of the piston so as to shunt the refrigerant flow channel of the piston, is arranged at the intermediate portion of the outer periphery of the first small diameter portion forming the first neck portion of the muffler body. A second small diameter portion(130) for forming the second neck portion, penetrates the first small diameter portion, in such a manner that the closed area of the shunt area becomes a second large diameter portion forming a second resonance chamber.
Patent KR-20010026684-A (KR)
Inventor: SON JI HYE
IPC: H04M1/26
Filed: 1999-09-08
Abstract: PURPOSE: A method for automatically dialing in a PBX is provided to reduce the annoyance that an intercom subscriber dials the telephone number recorded in a message manually and a telephone operator should record and deliver the telephone number of a caller. CONSTITUTION: If an inner user is absent, a telephone operator records the business of a caller with voice and inputs "in-absence call message recording" function code to the intercom subscriber(ST11). After recording the business, the telephone operator stores the telephone number information of the caller with the corresponding voice message and gives an in-absence call alarm to the intercom user(ST12-ST14). If the intercom user tries to confirm in-absence call, a message confirm code is received, the voice message is outputted, and the telephone number of the caller is displayed in a LCD of a telephone(ST15-ST17). If the intercom subscriber inputs "recorded telephone number dial" function code, a PBX dials to the corresponding telephone number automatically.
Patent KR-20000017726-A (KR)
Inventor: KIM EUNG SAM
IPC: C09D1/06
Filed: 1999-09-13
Abstract: PURPOSE: A composition of hydraulic mineral paint is provided to improve environmental contamination resistance, thermal resistance, air permeability, and weatherability with film peculiarity excellence. CONSTITUTION: A composition of hydraulic mineral paint comprises: a cement50-87weight percent selected one or more than one from group of a white common Portland cement, common Portland cement, mixing cement, alumina cement as main bonding materials; 201weight percent of a pozzolan material with potential hydraulic; 1-10weight percent of powder resin for a cement use; 2-15 weight percent of a quantity increasing material; 2-15 weight percent of a quantity increasing material for maintenance; 1-10 weight percent of a control agent for controlling coagulation and the hardening time; 1-10 weight percent of a dispersing agent; 0.2-5 weight percent of an aqueous polymer; 2-20 weight percent of a white pigment; and 1-20 weight percent of a color pigment.
Patent KR-20000034959-A (KR)
Inventor: ARATANI MAKOTO
IPC: A47B97/00
Filed: 1999-09-30
Abstract: PURPOSE: A steel strip for a can and its preparation method are provided, to prepare the steel strip which is very thin and wide and whose delta r and r are uniform within the steel strip. composition CONSTITUTION: The steel strip for a can comprises 0.1 or less wt% of C; 0.5 or less wt% of Si; 1.0 or less wt% of Mn; 0.1 or less wt% of P; 0.05 or less wt% of S; 0.20 or less wt% of Al; 0.015 or less wt% of N; and the balance of Fe and inevitable impurities, wherein the r is in the range of the mean r value plus and minus 0.3 and the delta r is in the range of the mean delta r value plus and minus 0.2 in the region of more than 95% to the both the length and width directions of the steel strip. Also the steel strip contains further one or two groups selected from A group comprising 0.10 or less wt% of Nb and 0.20 or less wt% of Ti; B group comprising 0.005 or less wt% of B; and C group comprising 0.01 or less wt% of Ca and 0.01 or less wt% REM.
Patent KR-20010007649-A (KR)
Inventor: BAEK NAK HWAN
IPC: A61K35/68
Filed: 1999-10-20
Abstract: PURPOSE: A liver function improver containing chlorella ellipsoidea is provided, which increases blood triglyceride, total cholesterol, HDL concentration and which improves GOT, GPT, ratio of albumin to globulin. CONSTITUTION: When a cadmium is administered to a monkey, a rabbit, a mouse for a long time, the amount of high density lipo-protein(HDL), cholesterol, triglyceride in blood serum are lowered. The cadmium increases glutamic oxaloacetic transaminase(GOT), glutamic pyruvic transaminase(GPT) and lowers a ratio of albumin to globulin by causing a liver dysfunction. A liver function improver is characterized by containing an effective amount of chlorella ellipsoidea that inhibits the increase of GOT caused by the cadmium and consequently suppresses a liver dysfunction. The effective amount of chlorella is 1g/kg, a day for an adult.
Patent KR-20010045161-A (KR)
Inventor: KWAK JONG GU
IPC: G01K7/02
Filed: 1999-11-03
Abstract: PURPOSE: A device of direct measurement of a plasma ion nitriding fire pot is provided to directly measure an exact temperature in a direct contact method when a high voltage is applied to material processed on a cathode plate of the plasma ion nitriding fire pot. CONSTITUTION: A device of direct measurement of the plasma ion nitriding fire pot includes a thermocouple(22), an optocoupler(24), DC/DC converter module(26), and a DC power supplier(28). The thermocouple is a temperature sensor directly contacted to material(2) without any additional tools for measuring temperature of the material. The optocoupler has an LED(Light Emitting Diode)(24a) and a photodiode(24b) connected to the thermocouple. The DC/DC converter module is connected to the optocoupler, provides power source supplied to the LED and the photodiode in DC, converts DC voltage into AC voltage and converts again the AC voltage into DC voltage by power division. The DC power supplier is connected to the DC converter module.
Patent KR-20010045294-A (KR)
Title: Pulse jet engine
Inventor: CHO SU WON
IPC: F02K1/00
Filed: 1999-11-04
Abstract: PURPOSE: A pulse jet engine is provided to increase an inhale efficiency by allowing air to flow smoothly into a combustion chamber through a check valve mounted on a main inhale part and an auxiliary inhale part. CONSTITUTION: A pulse jet engine includes a combustion chamber formed in the inside of a jet pipe communicating with an exhaust pipe and having a gas pipe(18) for inducing fuel and an ignition plug, a main inhale part(3) and an auxiliary inhale part(4) having a plurality of holes(2), an air tank(12), a propeller(11) and a motor(10) mounted on an upper portion of the main inhale part, a check valve(3) fixed between the main inhale part and the auxiliary inhale part for restricting inflow of air and mounted in an opened state, and a controller connected to the motor, a solenoid valve(17) and the ignition plug for controlling the motor, the solenoid valve and the ignition plug.
Patent KR-20010045826-A (KR)
Inventor: NO JU SUK
IPC: A61H23/02
Filed: 1999-11-08
Abstract: PURPOSE: Provided is a thermotherapy apparatus moved up and down as well as horizontally by a first and a secondary removing devices, which is effective for treating pains in shoulders and arms or lumbago by stimulating acupuncture spots on the spine. CONSTITUTION: The apparatus comprises a couple of cases(100) forming a fixed width of sitting part between the cases by being separated symmetrically and having each inner space and being covered with a mat, a lower bracket(520) located at the lower face of the cases to be united together, a thermo device(20) placed in the inner space of the case and composed of a cover and a plurality of light bulbs generating heat on the cover, a first removing device installed at one side of the inner space part of the case for reciprocating the thermo device from side to side optionally and a secondary removing device for sliding removing the thermo device horizontally reciprocated up and down.
Patent KR-20000006930-A (KR)
Inventor: YUN SE HUN
IPC: C11D7/00
Filed: 1999-11-12
Abstract: PURPOSE: A negative stripper is provided whose function is extended into the field of reuse of PS plate for print use. CONSTITUTION: The negative stripper which eliminates materials attached to the substrate whose component is negative photosensitive material or negative material including printing ink compromises; (A) 5-30 wt% of aromatic or heterocyclic compounds, (B) 0-10wt% of organic solvents, alkyl amines or alcohol amines, (C) 0-5wt% of inorganic salts or organic salts, (D) 0-10wt% of organic polar materials or nonpolar materials, surfactants and anti-foam agent.
Patent KR-20010053706-A (KR)
Inventor: DONGJIE
IPC: G01N21/00
Filed: 1999-12-01
Abstract: PURPOSE: A spectrophotometry method of gas with laser ray is provided to decide wave of absorbing spectrum of measuring material in measured gas based on absorbing spectrum line. CONSTITUTION: A spectroscope of gas comprises a semiconductor laser light source(1) oscillating laser ray; a driving unit(2) driving the semiconductor laser light source; a temperature controller(2a) controlling laser element temperature to oscillate the laser ray; an LD(Laser Diode) driving device(2b) supplying electric current of the laser element; a function generator(2c) changing oscillate frequency of the laser; a beam spline(4) dividing the laser ray into two; an isolator(5) preventing reflect ray from injecting again; a sample cell(6) receiving the first laser ray; a light detector(7) collecting the light from the sample cell; a fixed frequency amplifier(8) receiving an output signal; a computer(9) inputting the output signal; and a display(10) indicating data of the computer with an image.
Patent KR-20010103133-A (KR)
Title: 콘크리트용 비파괴 초음파 센서
Inventor: JUNG JUNG GI
Filed: 1999-12-06
Abstract: 본 발명은 주로 concrete구조물, ceramic, 목재 등의 재질의 결함이나 안전상태를 유추하기 위한 비파괴 초음파 장치의 가장 중요한 component인 초음파 센서에 관한 것으로서 초음파 세라믹 압전소자의 양극과 음극을 양극과 음극, 음극과 양극, 양극과 음극으로 배열하여 연속하여 발생하는 여러 음파중에 목표로하는 최초의 한 파장만 수신케하여 음파의 충돌을 방지하고 회로의 설계가 단순화 된다. 또한 측정중 발생하는 미세전류에 의하여 발생되는 소음에의한 측정치의 영향을 방지하기 위하여 Housing과 소자사이에 충진제를 사용하여 소음을 줄일 수 있는 장치의 회로 단순화와 소음을 방지하기 위하여 발명되었다.
Patent KR-20010056897-A (KR)
Inventor: PARK UN YONG
IPC: G02F1/136
Filed: 1999-12-17
Abstract: PURPOSE: A thin film transistor substrate for a liquid crystal display is to prevent shorting between adjacent pads when connecting an external driver integrated circuit with a data pad or a gate pad. CONSTITUTION: A gate line(20) including a gate electrode is formed on an insulating substrate in a horizontal direction. A gate pad(22) is connected to the gate line. A data line including a source electrode and a drain electrode apart from the source electrode is formed in a vertical direction. The data line crosses the gate line with an insulating layer interposed between the gate line and the data line. A data pad(63) is connected to the data line. A pixel electrode(PE) is formed in a pixel region(P). The gate line and the data line are connected to the pixel electrode through a thin film transistor(TFT). The width of the gate pad is the same as an interval between the data pads or less.
Patent KR-20010060584-A (KR)
Inventor: SIM CHANG BO
IPC: G02F1/1333
Filed: 1999-12-27
Abstract: PURPOSE: A method for manufacturing an array substrate having a repair interconnection in a liquid crystal display device is to repair an interconnection failure based on unit pixels, thereby improving a yield of the device. CONSTITUTION: A plurality of gate interconnections are arranged in a horizontal direction on a substrate. A plurality of data interconnections(117) are intersected with each of the gate interconnections. A pixel area is defined by an intersection of the gate interconnection and the data interconnection. The first repair interconnection(119) isolated from the data interconnection is extended to the pixel area and has both ends overlapped with the data interconnection. The second repair interconnection extended from the data interconnection detours an intersecting point of the gate interconnection and the data interconnection and is connected to the data interconnection. A switching device is disposed at the intersecting point of the gate interconnection and the data interconnection. A pixel electrode is connected to the switching device.
Patent KR-20010059954-A (KR)
Title: Multi-domain liquid crystal display device
Inventor: KIM GYEONG JIN
IPC: G02F1/1343
Filed: 1999-12-31
Abstract: PURPOSE: A multi-domain liquid crystal display device is provided to shorten the response time of a liquid crystal layer and enhance the brightness and latent image of the layer by forming common auxiliary electrodes, electric field induction windows and dielectric structures on a pixel. CONSTITUTION: A first substrate and a second substrate respectively have pixel areas. A liquid crystal layer is formed between the first and second substrates. A plurality of dielectric structures(53) are formed with predetermined gaps on the first substrate. A plurality of electric field induction windows(51) are respectively formed between the dielectric structures(53) on a pixel electrode(13). Further, a plurality of common auxiliary electrodes may be formed between the electric field induction windows(51).