baber/WOPTO huggingface dataset:
Patent KR-20000007886-A (KR)
Title: Route testing method of switching system
Inventor: JANG BUM
IPC: H04M3/32
Filed: 1998-07-08
Abstract: PURPOSE: A channel examination method is provided to inspect the state of a channel and to search a channel having a defect using only a message output after inputting all commands about the desired channel at once not to be duplicated to a certain time. CONSTITUTION: A channel examination method comprises the steps of: being input with the reserved times and the examining environments in a reservation mode and then setting up; checking up the reserved times; examining the corresponding channel according to the examining environment corresponding to the reserved time by switching to an examination mode when a certain time passes among the reserved times; and outputting the result.
Patent KR-19990013692-A (KR)
IPC: C07C45/37
Filed: 1998-07-08
Abstract: Disclosed is a method for producing methyl methacrylate, which comprises: subjecting isobutylene and/or tert-butanol to a gas phase catalytic oxidation reaction with molecular oxygen to thereby obtain gas (a) containing methacrolein gas and steam; introducing gas (a) and a methacrolein/methanol liquid mixture (I) into a dehydration tower at a lower portion thereof and at an upper portion thereof, respectively, thereby allowing the liquid mixture (I) to flow downwardly in the dehydration tower and contact countercurrently with the gas (a) in the dehydration tower, to thereby obtain a dehydrated gas mixture (b) containing methacrolein gas and methanol gas; introducing the dehydrated gas mixture (b) and a methacrolein/methanol liquid mixture (II) into an absorption tower at a lower portion thereof and at an upper portion thereof, respectively, thereby allowing the liquid mixture (II) to flow downwardly and contact countercurrently with the dehydrated gas mixture (b) in the absorption tower, thereby obtaining a methacrolein/methanol liquid mixture (III); and introducing the liquid mixture (III) into a reactor and subjecting the methacrolein and methanol, which are contained in the liquid mixture (III), to an oxidative esterification reaction in the reactor in the presence of molecular oxygen and in the presence of a palladium catalyst.
Patent KR-20000013551-A (KR)
Title: Method for forming semiconductor device
Inventor: LEE YOON JAE
IPC: H01L21/336
Filed: 1998-08-10
Abstract: PURPOSE: A method for forming semiconductor device is provided to prevent short by removing pit. CONSTITUTION: A conductive layer for forming a gate electrode and a first insulating layer are successively formed on a semiconductor substrate. The gate electrode is formed by etching the first insulating layer and the conductive layer using a mask for forming the gate electrode. A second insulating layer is formed on surface of the gate electrode and the semiconductor substrate. The insulating spacers are formed in both sides of the gate electrode by etching a third insulating layer formed on whole surface of the semiconductor. A forth insulating layer formed on the semiconductor substrate includes the gate electrode by a deposition process. Thereby, it is possible to prevent expansion of volume by reducing oxidation quantity of the semiconductor substrate.
Patent KR-20000019778-A (KR)
Title: Digital-analog converter having resistor string of ladder structure
Inventor: CHO YONG JIN
IPC: H03M1/66
Filed: 1998-09-15
Abstract: PURPOSE: A digital-analog converter is provided to prevent a distortion of an output analog waveform by compensating an on-resistance of switches comprised in the converter. CONSTITUTION: A digital-analog converter comprises a selector(100) having n switches and a voltage dividing part(200). The selector(100) selects either or of a lower reference voltage via a lower reference voltage terminal(Vrefl) and an upper reference voltage via an upper reference voltage terminal(Vrefh), in response to a data signal(B0-B11) from the exterior. The voltage dividing part(200) divides voltages transferred via the switches(S0-S11) of the selector, respectively, and has a first resistor string(220) and a second resistor string(240). The first resistor string has first n resistors coupled in serial between the lower reference voltage terminal and an output terminal(Vout) for outputting the divided voltage. The first resistors(220) have a resistance value corresponding to a sum of half an on-resistance of each switch and a resistance of R. The second resistor string(240) has second n resistors coupled in parallel between the output terminal and the first resistors and between the switches, and the second resistors have a resistance of 2R.
Patent KR-19980087880-A (KR)
Title: 간판용 형광등 및 안정기조립배전판
Filed: 1998-09-28
Abstract: 본 발명은 간판용형광등 및 안정기조립방법에 관한 것으로 플라스틱 관속에 동선을 내장시키고, 플라스틱 관을 일정한 간격으로 타공을 하였으므로, 간판에 형광등 갯수에 관계되지 않고, 여러개의 형광등과 안정기를 원하는 위치에 신속하고 일률적으로, 조립할수 있고, 철이나, 나사못을 쓰지 않아 녹슬지 않고, 무게를 줄이고, 무엇보다도 깨끗한 배선처리로 누전을 사전에 방지할 수 있다.
Patent KR-20000025523-A (KR)
Title: Improved finger-operated spray pump ejaculating fluid in fixed quantity
Inventor: LEE JEONG GI
IPC: F04B1/00
Filed: 1998-10-10
Abstract: PURPOSE: A manual spray pump is provided to prevent water drops from forming by equally dispersing fluids and to be used for other products by changing the sprayed amount of fluids. CONSTITUTION: A manual spray pump is operated by; transferring force to a piston valve(8) and a seal valve(7) through a piston(6), then to a housing(16) if a button(4) is pushed down; pressurizing the inside of a feed pipe(11) as the pipe is closed by the seal valve; returning the button(4), the piston(6), the piston valve(8) and the seal valve(7) to the initial position with the restoring force of a spring(9) if the pressure of the button is released; feeding fluids to the inside of the feed pipe with the absorbing power when the seal valve is returned; completely filling the space between the feed pipe and the seal valve with the fluids by repeatedly doing the reciprocation movement; flowing a fine amount of fluid out through several grooves to fill the housing(16) if the button is pushed down again; and spraying the fluid to an insert nozzle(5) through a path in the piston by opening the piston valve in a moment. Therefore, the spray pump extends the spray angle of the nozzle(5) and softens the button touch as well as prevents water drops from forming by equally dispersing the fluid.
Patent KR-19990037072-A (KR)
Title: 하이브리드 ic 및 이를 이용한 전자 장치
IPC: H05K3/36
Filed: 1998-10-14
Abstract: 본 발명의 하이브리드 IC는 고밀도화, 소형화 및 제조 비용의 절감을 위하여, 동일한 표면에 복수개의 전극 패턴이 형성되고 복수개의 전자 부품 3이 실장되는 회로 기판 2와; 서로 대향하는 제1 및 제2의 횡판 및 서로 대향하는 제1 및 제2의 종판을 포함한 실질적인 직사각형 틀 구조로 각각 형성된 복수개의 접속 단자 4를 포함한다.  특히, 상기 각각의 접속 단자의 제1의 횡판과 제2의 횡판 중의 하나는 상기 회로 기판 2의 접속 전극 2a에 고정 접속된다.  이러한 구조를 이용하면, 접속 단자를 단지 접속하기 위한 공정을 실시하지 않아도 되고, 이에 의해서 하이브리드 IC의 제조 비용과 제조 시간을 감소시킬 수 있다.  또한, 필요한 접속 단자만을 추가로 선택된 위치에 접속시킬 수 있기 때문에, 종래 기술에서는 불가피하던 추가 비용을 지불하지 않아도 된다.  게다가, 하이브리드 IC의 설계 자유도가 증가하여, 소형화, 경량화 및 고밀도화된 하이브리드 IC를 제조할 수 있다.
Patent KR-20000026575-A (KR)
Title: Movable pump and mechanical moving system
Inventor: SON BYEONG GU
IPC: B65G7/00
Filed: 1998-10-21
Abstract: PURPOSE: A mechanical moving system is provided to move a movable pump with mechanical force. CONSTITUTION: A system(10) installs different sizes of wheels(12)(14) in the lower part and automatically moves by an adjusting panel(30). Also, the system contains a gear box(16), a driving motor(18), a filling battery(20) and a filling and speed control circuit(22). When pushing a button that is a device for selecting speed up and down in the adjusting panel, the panel controls DC voltage delivered to the motor so as to increase and reduce the rotating number of the motor and to adjust moving speed of the pump.
Patent KR-20000032027-A (KR)
Title: Audio/control head assembly of tape recorder
Inventor: AN SEONG IK
IPC: G11B5/127
Filed: 1998-11-12
Abstract: PURPOSE: An audio/control head assembly of a tape recorder is provided to improve a constructively and to reduce the production costs by constructing simple structure controlling the height, the tilt and the azimuth by locking of an adjust screw and eccentric rotational motion of a first and a second adjust cam. CONSTITUTION: An adjust screw(50) is locked on an upper surface of a deck(40) forming an odometer. A base plate(60) is movably installed at the adjust screw(50). A spring(70) is interposed between the deck(40) and the base plate(60) to bias the base plate(60). The first cam and the second cam(80,90) are installed on the upper surface of the deck(40) in a horizontal direction and in a vertical direction respectably to move the base plate(60) by eccentric rotational motion.
Patent KR-19990014548-A (KR)
Title: 알릴 에스테르의 제조방법
Filed: 1998-11-21
Abstract: 본 발명은 이소프탈산, 프탈산, 테레프탈산 및 그의 저급알킬 에스테르에서 선택된 화합물과 알릴 알코올을, 알칼리 금속염, 알칼리 토금속염, 알칼리 금속이나 알칼리토금속의 알콕사이드 및 알릴 알콕사이드로 구성된 군에서 선택된 촉매 존재 하에서 반응시켜 알릴 에스테르를 제조하는 방법에 있어서, 상기 촉매를 반응 초기와 반응 중기에서 분할 투입하여 알릴 에스테르를 제조하는 방법에 관한 것이다. 
     본 발명의 방법에 따르면, 종래 기술에 따른 제조 방법에 비하여 짧은 반응시간 내에 부반응 없이, 높은 전환률 및 수율로 목적하는 알릴 에스테르를 수득할 수 있다.
Patent KR-20000040034-A (KR)
Title: Method for displaying auxiliary channel information using extended data service in broadcasting receiver
Inventor: LEE EUNG DON
IPC: H04N5/50
Filed: 1998-12-17
Abstract: PURPOSE: A method for displaying auxiliary channel information using extended data service in a broadcasting receiver is provided to display auxiliary channel data received by second tuner on the screen. CONSTITUTION: A method for displaying auxiliary channel information using extended data service in a broadcasting receiver includes first thru forth steps. At the first step(a), a broadcasting channel is tuned by first tuner and displayed on a screen, and information including XDS(extended data service) is displayed. At the second step(b), whether another channel information display mode is selected during watching one channel is determined. At the third step(c), other broadcasting channels except for the channel on screen are continuously selected and corresponding XDS data is detected. At the forth step(d), the XDS data detected in the third step(c) is displayed on the screen.
Patent KR-20000043243-A (KR)
Title: Method for improving alignment rate by correcting thermal difference between electron beam room and exposure chamber
Inventor: UM TAE SEUNG
IPC: H01L21/027
Filed: 1998-12-28
Abstract: PURPOSE: A method for improving an alignment rate by correcting a thermal difference between an electron beam room and an exposure chamber is provided to compensate alignment errors according to a thermal difference by using a white crown mask. CONSTITUTION: A method for improving an alignment rate by correcting a thermal difference between an electron beam room and an exposure chamber comprises the following steps. A white crown material is formed on a lower substrate. A white crown mask is formed by patterning a multitude of measuring location for measuring thermal variance of the substrate. The white crown mask is reserved in an electron beam room during a predetermined time. The white crown mask is inserted into an exposure chamber. A varied sized of the white crown mask is measured according to a predetermined interval within the exposure chamber. A difference between a maximum value and a minimum value of the measured data is obtained. A thermal difference between the electron beam room and the exposure chamber is obtained by using the difference. The exposure chamber is compensated according to the thermal difference.
Patent KR-20000043367-A (KR)
Title: Internet searching method with use of serial number of optical disk
Inventor: PARK SUN BAE
IPC: G06F15/00
Filed: 1998-12-29
Abstract: PURPOSE: An internet searching method with use of a serial number of an optical disk is provided to display related data for a user on a screen with a keyword by downloading after checking of the related site and by using numbers of read-in area in the optical disk. CONSTITUTION: An internet searching method with use of a serial number of an optical disk comprises the steps of: storing a site address and a serial number of a read-in area of the optical disk to memory by reading if a play key is inputted; and then, storing related data to memory by downloading of data relating to the stored serial number after connecting the internet site during plating, by generating the recorded data in the optical disk track; and displaying the stored data on the screen if a user inputs a confirmation key of the search contents.
Patent KR-20000043782-A (KR)
Title: Method for measuring heat transferring coefficient while cooling steel material
Inventor: LEE GYEONG JONG
IPC: G01N25/18
Filed: 1998-12-29
Abstract: PURPOSE: A method for measuring heat transferring coefficient is provided to improve the degree of a cooling formula model required for hitting a hot rolled steel material into a certain target winding up temperature. CONSTITUTION: A change in temperature is obtained by using SUS304 without deformation by using a dilatometer while cooling in air. Herein, the SUS304 is steel, which does not generate heat emitting occurrence. The experiment is operated in vacuum not to generate a natural current. The heat transferring coefficient of the SUS304 is obtained by a formula, hvac(SUS)=Vd(pCpT)/dt over A(T-To). Herein, V is the volume of a sample, A is the surface area of the sample, and p is the density of the sample. Cp is the specific heat of the sample. Herein, the Cp is changed according to the temperature. T is absolute temperature, To is the standard temperature, and t is time. hvac is the heat transferring coefficient of SUS304. Herein, dT/dt is obtained by the experiment.
Patent KR-20000010514-A (KR)
Title: Washing machine
Inventor: HAGIWARA HISHASHI
IPC: D06F33/02
Filed: 1998-12-30
Abstract: PURPOSE: A washing machine is provided to perform the same amount of the watering inside a washing as dehydrating tub even though the amount of the clothes or the amount of the washing water has difference inside the washing as the dehydrating tub. CONSTITUTION: The washing machine comprises: a washing as dehydrating tub(2) arranged freely to rotate inside an outer tub(1); a driving device(5) to drive the washing as dehydrating tub; an inverter(14) formed by a switching element to supply power to the driving device; a current detecting device to detect the current value corresponding to the current flowed the driving device; a control device to control the rotating number of the driving device by comparing the output value of the current detecting device and the current establishing value, and by controlling the conducting ratio of the switching element; the control device formed to water the washing water into the washing as dehydrating tub between the outer tub and the washing as the dehydrating tub by rotating the washing as dehydrating tub.
Patent KR-20010008434-A (KR)
Title: Method for making gate of stacked structure of semiconductor device
Inventor: HONG BYEONG SEOP
IPC: H01L21/31
Filed: 1998-12-30
Abstract: PURPOSE: A method for making a gate of stacked structure of a semiconductor is provided to improve an element characteristic by preventing an abnormal growing on an edge sidewall of ONO layer used as an interfacial insulation layer in a stacked gate structure. CONSTITUTION: A stacked gate having an interfacial insulation layer of ONO layer(40) is defined, a damage of ONO layer is compensated by a thermal oxidation process. When a wafer is loaded before the thermal oxidation process, a rising temperature is heightened as well as flowing an inert gas, thereby performing a pretreatment thermal process. In the pretreatment heat process, an inert gas of 10slm - 30slm is flown in the loading step and the rising temperature step, a speed of the rising temperature is increased to 5deg.C - 20deg.C/min. The pretreatment thermal process is performed at a temperature 900deg.C for 30-60 hours. Thereby, the method for making a gate of stacked structure of a semiconductor improves an element characteristic by preventing an abnormal growing on an edge sidewall of ONO layer used as an interfacial insulation layer in a stacked gate structure.
Patent KR-20000046171-A (KR)
Title: Automatic channel selection device of analog/digital television and method for doing the same
Inventor: BAE GUK HO
IPC: H04N5/50
Filed: 1998-12-31
Abstract: PURPOSE: An automatic channel selection device of analog/digital television and method for doing the same are provided to shorten the time required for channel searching by skipping channels without signals. CONSTITUTION: An automatic channel selection device of analog/digital television includes a synchronous signal detector(23), an MPEG(moving picture experts group) demultiplexor(27), a CPU(central processing unit,25), and a memory(26). The synchronous signal detector(23) and The MPEG demultiplexor(27) are included in the television according to the present invention. The CPU(25) searches whole digital channels using a NIT(network information table), and the analog channel automatic search is performed for frequencies except of the frequencies corresponding to the digital channels. The memory(26) stores the frequencies corresponding to the searched analog/digital channel.
Patent KR-20000046834-A (KR)
Title: Apparatus for processing auxiliary information of television receiver and method thereof
Inventor: SHIN YONG HOO
IPC: H04N5/04
Filed: 1998-12-31
Abstract: PURPOSE: An apparatus for processing auxiliary information of a television receiver and a method thereof is provided to process vertical synchronous signal more stably. CONSTITUTION: An apparatus for processing auxiliary information of a television receiver includes an image signal generator(31), an auxiliary signal processor(32) and an image signal adder(33). The image signal generator(31) generates analog mixed image signal. The auxiliary signal processor(32) processes the interval at which real image signal is absent before and after the vertical synchronous signal with a digital signal. The image signal adder(33) adds the mixed image signal from the image signal generator and the digital signal from the auxiliary signal processor to form a mixed image signal of a new format.
Patent KR-20000046996-A (KR)
Title: Method for controlling unmanned processing of machine tool
Inventor: O YEONG JU
IPC: B23Q15/00
Filed: 1998-12-31
Abstract: PURPOSE: An unmanned control method for automating of machine tool is provided to manlessly automate without a memory unit of large capacity by minimizing a capacity of a processing program. CONSTITUTION: A computer reads a waiting pallet number of an automatic pallet exchanger through a common communication protocol through a numerical value control unit. A processing program corresponding to the waiting pallet is searched in a program storing unit of the computer. An existence of the processing program is checked. If the processing program is not stored in the storing unit of program, a host computer downloads the stored processing program of the computer to store in a program storing unit of machine. When the host computer recognizes a normal finishing signal of download in the machine, every program are deleted except the present processing program and the downloaded corresponding processing program of the waiting pallet. The present processing program and the downloaded processing program are performed. And an early step is repeated. When the processing program is existed in the machine, the download is not performed and the repeating is performed. When the normal finish of download is not existed, an alarming is performed.
Patent KR-19990044370-A (KR)
Title: 특별한 에미터 접속을 구비한 반도체 장치
IPC: H01L21/331
Filed: 1997-06-06
Abstract: 본 발명은, 제 1 도전형의 콜렉터 영역(3)과, 상기 콜렉터 영역(3)과 인접하며 상기 제 1 도전형과는 반대인 제 2 도전형의 베이스 영역(4)과, 상기 베이스 영역(4)과 인접하는 제 1 도전형의 가늘고 긴 에미터 영역(7)을 갖고, 상기 콜렉터 영역(3)과 베이스 영역(6) 및 에미터 영역(7)에는 도전성의 접속면(C,B,E)에 접속된 도전성 트랙(10,11,110,12,120)이 마련되어 있는 바이폴라 트랜지스터(1)를 가진 반도체 기판(2)을 구비한 반도체 장치에 관한 것이다.  본 발명에 따르면, 반도체 장치는, 상기 가늘고 긴 에미터 영역(7)상의 도전성 트랙(11,110)은, 상기 에미터 영역(7)의 2 개의 단부(70,77)의 각각에 있어서 또다른 전기적 접속(25)을 위해 접속면(E1,E2)에 대한 접속부를 갖는다.   이러한 방식에서는 상기 에미터 영역(7)이 더욱 길게 될수 있는데, 그 이유는, 상기 2 개의 단부(70,77)에 있어서의 접속부(11,110)에 의해 에미터 영역(7)의 길이가 유효하게 반감되기 때문이다.  게다가, 전하 캐리어들은 기껏해야 에미터 길이의 절반보다도 작게 전송될 필요가 있다.  따라서, 본 발명에 따른 반도체 장치는 고 전력을 공급할 수 있는데, 그 이유는, 전하의 전송이, 가늘고 긴 에미터 영역(7)상의 도전성 트랙(11,110)을 통하는 전하 전송에 의해 제한을 받지 않기 때문이다.
Patent KR-19990076663-A (KR)
IPC: G01R31/02
Filed: 1996-08-09
Abstract: PCT No. PCT/IT96/00160 Sec. 371 Date Jun. 18, 1998 Sec. 102(e) Date Jun. 18, 1998 PCT Filed Aug. 9, 1996 PCT Pub. No. WO97/23784 PCT Pub. Date Jul. 3, 1997A machine for the electric testing a printed circuit board. The machine having a plurality of adjacent coplanar needle board pairs, wherein each of the plurality of coplanar needle board pairs has first and second coplanar needle boards to be located on opposite sides of the printed circuit board and a plurality of needles located on each of the coplanar needle boards. Each of the coplanar needle boards being independently movable from each other and the printed circuit board.
Patent KR-20000004923-A (KR)
Title: Methods and apparatuses for controlling phase difference in plasma processing systems
Inventor: DIBLE ROBERT D
IPC: H01J37/32
Filed: 1997-03-19
Abstract: PURPOSE: A method in a plasma processing system for modifying a phase difference between a first radio frequency (RF) signal and a second RF signal is disclosed. CONSTITUTION: A first RF signal is supplied by a first RF power source (402) to a first electrode (412) and a second RF signal is supplied by a second RF power source (404) to a second electrode (418) of a plasma processing system. The second RF power source (404) is coupled to the first RF power source (402) as a slave RF power source in a master-and-slave configuration. The method includes the step of ascertaining a phase difference between a phase of the first RF signal and a phase of the second RF signal. The method further includes the step of comparing the phase difference with a phase control set point signal to output a control signal to the second RF power source (404), whereby the second RF power source (404), responsive to the control signal, modifies the phase of the second RF signal to cause the phase difference to approximate a phase difference value represented by the phase control set point signal.
Patent KR-20000064779-A (KR)
Title: 알칼리전해질축전지용양극전극
IPC: H01M4/26
Filed: 1997-02-05
Abstract: 본 발명은 도전성 스크린(17)과, 상기 도전성 스크린(17)의 각 표면에 밀착되고 우둘투둘한 표면(23i)을 갖는 입체적인 콜렉터(20)와, 각기 양극과 음극을 형성하기 위하여 상기 콜렉터(20)들을 채우는 활성 물질을 포함하며, 상기 전도성 스크린(17)의 표면 중 적어도 어느 한 쪽 표면에 가는 홈(18i)이 패이고, 상기 입체적인 콜렉터(20)들은 강한 알칼리 전해질과의 접촉에서도 접착력이 지속되는 비도전성 접착제(22)에 의하여 도전성 스크린(17)에 접착되고, 입체적인 콜렉터(20)의 우둘투둘한 표면(23i)을 통하여 도전성 스크린(17)의 외부 표면에 직접 접촉하는 것을 특징으로하는 알칼리 축전지용 양극 전극에 관한 것이다.
Patent KR-20000022453-A (KR)
Title: Method for producing cycloolefin (co)polymers for use in optical data memories
Inventor: OSTOJA STARZEWSKI KARL-HEINZ A
IPC: C08F10/02
Filed: 1997-07-02
Abstract: PURPOSE: Cycloolefin copolymers for use in optical data memories are produced by (co)polymerizing monomers from the group of cyclic olefins, of alpha-olefins with 2 or more C atoms and optionally conjugated or unconjugated diolefins, wherein metallocene compounds or pi-complex compounds are used as catalysts. CONSTITUTION: In formula (I) or (XIII) of metallocene compounds, CpI and CpII represent carbanions with a structure containing cyclopentadienyl, piI and piII represent charged or electrically neutral pi-systems, D represents a donor atom and A an acceptor atom, wherein D and A are joined by a reversible, co-ordinative bond such that the donor group adopts a positive (partial) charge and the acceptor group a negative (partial) charge, M stands for a transition metal of the IIIrd, IVth, Vth or VIth subgroup of the periodic system of elements (Mendeleev) including lanthanides and actinides, X stands for an anion equivalent and n, depending on the charge of M, stands for the figure nought, one, two, three or four.