baber/WOPTO huggingface dataset:
Patent KR-20000000695-A (KR)
Title: Apparatus to monitor and detect optic channel error for wavelength division multiplexing system
Inventor: JANG JIN HWAN
IPC: H04B10/077
Filed: 1998-06-02
Abstract: PURPOSE: An apparatus to monitor and detect an optic channel error is provided to increase number of channels in a wavelength variation range of a wavelength division multiplexing system. CONSTITUTION: The apparatus comprises a wide range LED signal source(210), a wave length stabilization laser source(220), an optic-coupling distributor(252), an optic-wavelength variation filter(230), optic receivers(241, 242), an optic distributor(251), a processor(260), an optic coupler(270) and an etalon resonator(280). The wide range LED signal source(210) supplies an optic-wavelength power of wide range. The wave length stabilization laser source(220) is stabilized by an absolute reference wavelength, and supplies a reference pulses. The optic-coupling distributor(252) couples a output signal from the wave length stabilization laser source(220) with a wavelength division multiplexing signal, and distributes a signal from the wavelength variation filter(230). The optic-wavelength variation filter(230) outputs a signal of predetermined wavelength. The optic receivers(241, 242) converts an optic signal from an optic fiber into an electric signal. The optic distributor(251) distributes an input light signal to each optic fiber. The processor(260) analyzes signals from the optic receivers(241, 242) by the optic wavelength and optic power of each wavelength division multiplexing channel, and generates a monitor signal. The optic coupler(270) protects external light sources for the wide range LED signal source(210). The etalon resonator(280) outputs a signal of predetermined frequency interval with a resonance mode from the wide range LED signal.
Patent KR-20000000908-A (KR)
Title: Apparatus for intercepting abnormal bias voltage of semiconductor device
Inventor: PARK SAN HA
IPC: G11C29/00
Filed: 1998-06-05
Abstract: PURPOSE: An apparatus for intercepting abnormal bias voltage of semiconductor device is provided to prevent glitch of input high/low voltage from abnormal well bias voltage. CONSTITUTION: The apparatus comprises signal converting means for bypassing read/write signal or converting the read/write signal to corresponding to the signal and first and second switching means for outputting different voltage to well voltage of CMOS-type data output buffer in according to output signal from the signal converting means. Thereby it is possible to prevent glitch of input high/low voltage according to abnormal well bias voltage.
Patent KR-19990066693-A (KR)
Title: 에피택셜 성장용 기체의 공급 방법 및 그의장치
IPC: C23C16/455
Filed: 1998-06-10
Abstract: 기화기에서 액체 원료를 그의 비점 이상의 온도로 가열하여 기화시킨 원료 기체와 담체 기체를 혼합기에서 소정 농도로 혼합시킨다.  이 혼합 기체를 그의 응축점을 초과하는 온도로 가열 보온하면서 혼합 기체의 유량을 조정한다.  그 후 이 혼합 기체를 그의 응축점을 초과하는 온도로 가열 보온하면서 에피택셜 성장용 반응로에 공급한다.  기화기에서 가열 매체의 온도를 일정하게 유지하여 액체 원료를 기화시키고 기화기 내부의 기압으로 기화기 내로의 액체 원료의 공급량을 조정하면  액면 수준을 일정하게 제어할 수 있다.
Patent KR-19990023167-A (KR)
Title: 분체처리 시스템의 이송 제어장치
Filed: 1998-06-23
Abstract: 본 발명은 분체처리 시스템의 이송 제어장치에 관한 것으로서, 메인 사일로(11)로부터 로터리 밸브(12) 등을 통하여 투입되는 분체가 이중의 배관으로 유입되는 공기에 의해 이송되어 소정의 공정을 거쳐 처리되도록 하는 시스템에 있어서:  상기 이중의 공기 배관상에 각각의 유로를 개폐하도록 설치되는 개폐밸브(22)(32);  상기 이중의 공기 배관상에서 각각의 개폐밸브(22)(32)의 하류에 설치되고, 분체가 고농도 저속 이송되도록 공기의 유동을 조절하는 제트 노즐(23)(33);  상기 이중의 공기 배관중 일측에 설치되고, 유입되는 공기압이 소정치 이상일 때 일정한 토출압을 유지하는 압력조절 밸브(21);  상기 이중의 공기 배관보다 상류 및 하류에 각각 설치되고, 압력 변화에 따른 신호를 발생하는 압력센서(24)(25); 그리고  상기 압력센서(24)(25)로부터 유입 공기압 및 분체 이송압에 대한 신호를 각각 입력받고, 상기 개폐밸브(22)(32)에 출력하여 배관상에서 공기의 압력과 유량이 적절히 제어되도록 하는 컨트롤 패널(30)을 포함한다. 
     이에 따라, 공기를 이용한 분체 수송이 저농도 고압 이송식에서 고농도 저속 이송식으로 개선되도록 함으로써 시스템의 효율과 제품의 생산성을 향상하는 효과가 있다.
Patent KR-20000004096-A (KR)
Title: Display device of electronic traffic guidance
Inventor: SHIN DONG HEE
IPC: E01F9/04
Filed: 1998-06-30
Abstract: PURPOSE: A stand-typed guidance display device is provided to consume a little power consumption, and to be easy to distinguish. CONSTITUTION: The display device of the electronic traffic guidance has; an electronic control box(100) to supply the needed direct current power by being supplied the alternating current power or the direct current power from a generator inside a car or a general place, and to output a control signal; a LED electric sign(10) to display a traffic guidance sign in lighting or in flickering to be able to show various characters, numbers, figures, colors, and effects according the traffic guidance display control data of the electronic control box.
Patent KR-20000009376-A (KR)
Title: Method for manufacturing a phase shift mask
Inventor: KIM YONG HOON
IPC: G03F1/29
Filed: 1998-07-23
Abstract: PURPOSE: A fabrication method of a phase shift mask is provided to prevent a position shifting phenomenon by simultaneously setting a phase shifting region and a non-shifting region. CONSTITUTION: The method comprises the steps of forming a light shading film(42) on a substrate(40); simultaneously exposing a first and a second regions(A, 42b) of the substrate(40) by patterning the light shading film(42), wherein the width of the first region(A) is wider than that of the second region(42b); forming a groove(46) in the first region(A) of the substrate; and removing the light shading pattern(42a) formed between the groove(46) and the second region(42b). The first region(A) of the substrate(40) is a phase shifting region and the region between the groove(46) and the second region(42b) is non-shifting region.
Patent KR-20000009803-A (KR)
Title: Washing machine and control method thereof
Inventor: KIM HAK SIL
IPC: D06F33/02
Filed: 1998-07-28
Abstract: PURPOSE: A washing machine is provided to automatically supply a rinse into a washing tub before the opening of the final rinse process. CONSTITUTION: The washing machine contains: a body; a washing tub(7); a valve housing(40) having a pipe-shaped valve body accepting unit; a valve inflow hole(41); a bellows valve body(50) to be able to move between a closing position to cut a valve outflow hole(43); a solenoid(61) having a plunger connected with a cut unit, and to drive the bellows valve body; a control unit(70) to supply a rinse into the washing tub by driving the bellows valve body at a rinse process, and to close the valve inflow hole and the valve outflow hole when the supply of the rinse is over.
Patent KR-20000013928-A (KR)
Title: Apparatus and method for controlling image size in image processing system
Inventor: CHO SEONG IL
IPC: H04N3/22
Filed: 1998-08-14
Abstract: PURPOSE: An apparatus for controlling an image size capable of increasing or reducing an image in an image processing system and a method thereof are provided. CONSTITUTION: An apparatus for controlling an image size in an image processing system, the apparatus comprising: a horizontal interpolating means(10) for calculating a result value of a first interpolating filter in response to external RGB data of N bits and a system clock signal from at least two edge signals, and calculating the result value of a first interpolating filter and a predetermined filter coefficient and outputting the calculating result; an edge detector(60) for detecting edges of the RGB data from the horizontal interpolating means(10) and outputting the detected result as the edge signals; and a vertical interpolating means(90) for calculating a result value of a second interpolating filter in response to the calculated result from the horizontal interpolating means(10) and the system clock signal from at least two edge signals, and calculating the result value of a second interpolating filter and the predetermined filter coefficient and outputting the calculated result of N bits as output RGB data.
Patent KR-20000014353-A (KR)
Title: Repeat paging method of a private branch automatic exchange
Inventor: KIM KYUNG HWAN
IPC: H04M1/00
Filed: 1998-08-20
Abstract: PURPOSE: A repeat paging method is provided to transfer information exactly by rebroadcasting a paging to an internal subscriber in a noisy area. CONSTITUTION: The repeat paging method of a private branch automatic exchange comprises the steps of: recording a paging content when the paging is performed by a paging request; and reproducing the recorded paging content, when the performance of the paging is completed, so as to be broadcasted to a specific internal group, wherein the step of reproducing the recorded paging content is repeated by a predetermined frequency.
Patent KR-20000018574-A (KR)
Title: Method for forming capacitor having nitration film removing process
Inventor: WOO SANG SEOK
IPC: H01L21/28
Filed: 1998-09-03
Abstract: PURPOSE: A method forming capacitor having nitration film removing process is provided to previously prevent a pollution source occurred by a nitration film by progressing a nitration film removing process after progressing an under-cut process. CONSTITUTION: A first hard mask, a nitration film, and a second hard mask are successively formed on a silicon substrate and The first hard mask, the nitration film, and the second hard mask located at a specific region of the silicon substrate are bored(21). A lower electrode is formed on the bored portion and the second hard mask(21). An under-cut process is performed for removing the second hard mask located under the lower electrode(22). A nitration film exposed by the under-cut process is removed using a phosphoric acid(H2PO4) solution(23). A dielectric film is formed on the first hard mask having the lower electrode(S24). An upper electrode is formed on the dielectric film.
Patent KR-19980087668-A (KR)
Title: 축분으로 제조된 유기질 비료 및 그 제조방법
Filed: 1998-09-07
Abstract: 본 발명은 축분을 이용하여 유기질 비료를 제조하는 방법 및 유기질 비료에 관한 것이다. 
     본 발명은 소, 돼지, 닭등의 축분을 주성분으로 하여 총중량비로 왕겨 10∼20%, 맥반석분 5∼10%, 규조토 10∼15%를 혼합하여서, 전체수분 함유량을 40∼60%로 조절하여 발효하는 것에 관한 것으로, 미생물의 활성화를 촉진시켜서 발효시간을 단축할 수 있으며, 양질의 유기질 비료를 제공하는 유익한 발명인 것이다.
Patent KR-20000021546-A (KR)
Title: Circuit for processing data of pdp-tv
Inventor: KIM SE YONG
IPC: H04N5/66
Filed: 1998-09-30
Abstract: PURPOSE: A circuit for processing data of PDP-TV(Plasma Display Panel-Television) is provided to store a digital image signal in a frame memory by clarifying by bit weighted value after converting an analog signal separated from an NTSC complex image signal into the digital image signal. CONSTITUTION: A circuit for processing data of PDP-TV(Plasma Display Panel-Television) includes a first through third A/D converters(120-1,120-2,120-3), a first and second R PISO(Parallel Input Serial Output)(120-4,120-5), a first and second G PISO(120-6,120-7), a first and second B PISO(120-8,120-9) and a data writing portion(120-10). The PDP-TV includes an audio/video portion(110) for separating analog R,G,B signals from a complex image signal and a memory portion(130) for storing digital R,G,B data by 1 frame. The first A/D converter converts the analog R signal into a digital signal. The second A/D converter converts the analog G signal into a digital signal. The third A/D converter converts the analog B signal into a digital signal. The first and second R PISO alternately repeat a load operation and a shift operation so that R data output from the first A/D converter can be clarified by bit weighted value. The first and second G PISO alternately repeat a load operation and a shift operation so that G data output from the first A/D converter can be clarified by bit weighted value. The first and second B PISO alternately repeat a load operation and a shift operation so that B data output from the first A/D converter can be clarified by bit weighted value. The data writing portion sequentially write in the memory portion the R,G,B data output by bit weighted value after shifted from the first or second R,G,B PISO.
Patent KR-20000025092-A (KR)
Title: Purification method of 2-hydroxyalkyl(meth)acrylate
Inventor: CHOI BYUNG RYUL
IPC: C07C69/54
Filed: 1998-10-08
Abstract: PURPOSE: A purification method of 2-hydroxyalkyl(meth)acrylate in high purity by heterogeneous azeotropic distillation is provided which can separate a purified material from distillation mixtures easily without separately adding a polymerization inhibitor. CONSTITUTION: In the purification method of 2-hydroxyalkyl(meth)acrylate, a distillation is carried out at a pressure of 1-10 torr and at temperature of 20-90°C with one or more decalin mixtures as a heteroazeotrope selected from the groups consisting of C8-C20 straight, side chain or cyclic saturated cyclic hydrocarbon, -decalin and a group comprising decalin. The process can separate a purified material from distillation mixtures easily without adding separate polymerization inhibitors by the phase separation of distillation mixtures after distillation.
Patent KR-20000025206-A (KR)
Title: Ink jet printer head of heat compressing method and producing method thereof
Inventor: LEE WOO JONG
IPC: B41J2/03
Filed: 1998-10-09
Abstract: PURPOSE: An ink jet printer head of a heat compressing method is provided to injecting driving fluid into each driving fluid chamber. CONSTITUTION: An ink jet printer head contains a driving member(300) composed of a PCB(310), an insulating layer(320), an electrode unit(330) and a heating unit(340), a membrane(200) storing driving fluid inside and projected over the driving member to cover the electrode unit and the heating unit, and a nozzle member(400) forming a nozzle and dividing an ink chamber by forming on the membrane. Therefore, the nozzle member is composed of a wall(410) dividing the ink chamber and a nozzle plate(430) having the nozzle and formed in the upper part of the wall.
Patent KR-19990062591-A (KR)
Title: 폴리설폰계 중공사 막 및 그의 제조 방법.
IPC: B01D69/08
Filed: 1998-11-24
Abstract: 본 발명은 폴리설폰계 중공사 막 및 그의 제조 방법에 관한 것이다. 
     본 발명은 폴리설폰계 수지, 유기용매 및 폴리비닐피롤리돈(PVP)을 필수 성분으로 하는 방사 도프(Dope)와 내부응고액을 2중관형노즐로 공기중으로 방사한 후 외부응고액으로 고화시켜 폴리설폰계 중공사 막을 제조함에 있어서, 디에틸렌글리콜(DEG) 및 / 또는 수화물을 형성할 수 있는 염이 함유된 내부응고액 및 / 또는 외부응고액을 사용하여 순수 투과계수가 높고 분리능 저하 없이도 투과 성능이 우수한 폴리설폰계 중공사 막을 제조한다. 
     본 발명의 폴리설폰계 중공사 막은 주로 혈액 투석용 여과막으로 사용한다.
Patent KR-20000034399-A (KR)
Title: Method for suppressing fume of molten wire ladle
Inventor: PARK JONG MIN
IPC: B22D41/00
Filed: 1998-11-30
Abstract: PURPOSE: A method is provided to suppress fume by preventing a molten wire from oxidizing with the adjustment of ladle atmosphere. CONSTITUTION: A molten wire is composed of steel, 4.5wt% of carbon, 0.3 to 1wt% of silicon, 0.2 to 0.4wt% of manganese and so on. The temperature of a ladle is kept in about 1399 to 1500°C. When the molten wire is exposed to atmosphere, oxidized steel, silicon oxide, manganese oxide and carbon dioxide are generated. The carbon dioxide pulverizes the molten wire and the solid oxides in a powder state are discharged to the outside of the ladle. At that time, carbon dioxide intercepts the ladle from atmosphere to prevent molten wire from oxidizing and fume from generating.
Patent KR-20000037790-A (KR)
Title: Preparation of salted liquid anchovies with saururas chimensis
Inventor: LEE CHANG KEU
IPC: A23L17/00
Filed: 1998-12-02
Abstract: PURPOSE: A preparation of salted anchovies with Saururas chinensis is provided, which can remove bad smell and improve clean and delicate taste. CONSTITUTION: A salted liquid anchovy with Saururas chinensis prepared by steps of : mixing the anchovies and salt ; adding 0.5-0.7wt.% of dried Saururas chinensis ; fermenting in aging tank at underground temperature of 4-6°C. for 2 years; sterilizing the fermented anchovies at temperature of 100-130°C for 10 hours; extracting the fermented anchovy with sieve to clean liquid.
Patent KR-20000040441-A (KR)
Title: Data recognition method of remote metering system
Inventor: PARK YOUNG SEOB
IPC: G08C17/02
Filed: 1998-12-18
Abstract: PURPOSE: A data recognition method of a remote metering system is provided to easily decide the logic of input data representing the logic of 0 and 1 with a sustain time of high and low. CONSTITUTION: A data recognition method of a remote metering system comprises: a first step deciding whether data from a RF module(1) are low state by a micom(2); a second step increasing inner counter value by 1 if the data are low and returning the first step; a third step deciding whether the inner counter value is in the range of first predetermined value if the data are high; a forth step deciding the data as logic 1 if the counter value is in the range; a fifth step deciding whether the counter value in the range of second predetermined value; and a sixth step deciding the data as logic 0 if the counter value is in the second range.
Patent KR-20000041308-A (KR)
Title: Apparatus for charging a rechargeable battery of a hands-free unit
Inventor: RYU BYUNG SEOK
IPC: H02J7/00
Filed: 1998-12-22
Abstract: PURPOSE: An apparatus for charging a rechargeable battery is provided to charge a rechargeable battery more rapidly and safely by controlling a PWM voltage by a PWM signal for a charging current amount control. CONSTITUTION: A pulse width modulation(PWM) voltage controller(110) controls an external voltage applied by an inputted PWM signal to a certain constant voltage to be outputted as a charging voltage of a rechargeable battery. A controller checks a charging state of the rechargeable battery and the output charging voltage of the PWM voltage controller(110), outputs a corresponding PWM signal according to the check result, and controls the PWM voltage controller(110), to thereby charge the rechargeable battery more rapidly and safely.
Patent KR-20000041404-A (KR)
Title: Method of forming gate electrode of semiconductor device
Inventor: YEO IN SEOK
IPC: H01L21/28
Filed: 1998-12-22
Abstract: PURPOSE: A method of forming a gate electrode of a semiconductor device is to form a titanium silicide exclusively on a gate electrode using a nitride film, thereby obtaining a gate applicable for a DRAM and having a low electric resistance. CONSTITUTION: A method of forming a gate electrode comprise the steps of: sequentially forming a gate oxidation firm(2), a doped polysilicon layer(3) and a nitride film on a semiconductor substrate(1); patterning the nitride film and the doped polysilicon layer into a gate electrode pattern by a photolithography process; performing an ion implantation process for forming a source and a drain; forming an insulation film on a portion of the substrate except the pattern of the nitride film to selectively expose the nitride film pattern; selectively removing the nitride film pattern to selectively expose a surface of the doped polysilicon pattern; vacuum-depositing titanium on the substrate and heat-treating it to form a titanium silicide(9) only on an upper surface of the polysilicon pattern; and selectively etching the unreacted titanium.
Patent KR-20000041907-A (KR)
Title: Wireless local loop multi-line module
Inventor: LEE GEUN JU
IPC: H04L7/00
Filed: 1998-12-24
Abstract: PURPOSE: A wireless local loop(WLL) multi-line module is provided to supply the sufficient number of lines with a low cost by extending the number of base stations per a cell using a radio frequency module. CONSTITUTION: A wireless local loop(WLL) multi-line module comprises a first to fourth radio frequency modules(21-24), a private branch exchange(30) for matching 32 subscriber lines, and a radio port interface module(40) for interfacing a corresponding radio frequency module and the private branch exchange. The radio port interface module(40) exchanges signaling information with each radio frequency module through a serial input output(SIO), and realizes corresponding voice information in an asynchronous way by use of two combos.
Patent KR-20000044683-A (KR)
Title: Analog-to-digital converter of successive approximation type
Inventor: LIM JI SU
IPC: H03M1/40
Filed: 1998-12-30
Abstract: PURPOSE: An analog-to-digital converter of a successive approximation type is provided to mitigate an offset and an affect owing to a clock feedthrough. CONSTITUTION: An analog-to-digital converter of a successive approximation type comprises an input stage(208) which samples and holds an analog input signal from the exterior. A digital-to-analog converter(202) is connected between a positive reference voltage(Vref+) and a negative reference voltage(Vref-), and generates an analog comparison signal corresponding to a digital code from a successive approximation register(SAR). A reference voltage generator(212) samples and holds a voltage corresponding to half the reference voltage(Vref+). A switch(214) is connected between the digital-to-analog converter(202) and an input terminal of a comparator(204) and is controlled by a hold signal(hold) from a SAR logic(206) so as to transfer an analog comparison signal to the input terminal of the comparator(204). The comparator(204) receives the sampled input signal of the input stage(208), the reference voltage(Vref/2) of the reference voltage generator(212), and the analog comparison signal transferred through the switch(214). The comparator(204) compares the sampled input signal or the analog comparison signal with the reference voltage, and outputs a high level through a positive output when the sampled input signal or the analog comparison signal is higher than the reference voltage. The comparator(204) outputs a low level through the positive output when both the sampled input signal and the analog comparison signal are less than the reference voltage. The SAR logic(206) receives an output of the comparator(204) through a latch(210), and generates a digital code value of the inputted analog signal.
Patent KR-20000045811-A (KR)
Title: Method for managing states using state messages in intelligent network
Inventor: SON CHANG WOO
IPC: H04L12/28
Filed: 1998-12-30
Abstract: PURPOSE: A method for managing states using state messages in the intelligent network is provided to perform the state management by analyzing a SSP(Service Switching Point) state message for events generated during the protocol execution in each physical entity and a SCP(Service Control Point) state message transmitted the SCP. CONSTITUTION: A protocol structure of a SSP(30) and a SCP(40) in the intelligent network is comprised of an INAP(Intelligent Network Application Protocol)(31,41), a TCAP(Transmission Control Application Part)(32,42), a SCCP(Signaling Connection Control Part)(33,43) and a MTP(Message Transfer Part)(34,44) respectively. The INAP(31) comprises a state management block to manage the state of the SSP(30) and SCP(40) as the higher level application layer protocol of the TCAP(32) to support the interaction between physical entities(SSP.SCP).
Patent KR-20000047333-A (KR)
Title: Case of air conditioner for car
Inventor: KANG HAN JUN
IPC: B60H1/00
Filed: 1998-12-31
Abstract: PURPOSE: A case of an air conditioner for a car is provided to reduce the costs for installing an equipment for compensating transfer angle, improve the assembly by removing the correction operation for actuator controller, thereby reducing the costs for manufacturing an air conditioner. CONSTITUTION: A case of an air conditioner for a car includes an evaporator(1) horizontally installed in the inside of an upper case(10), a warm air passage and a cool air passage formed by selectable pass of a heater core horizontally installed in one side of the lower evaporator, a cut area of the passages adjustable by a door adjusting the amount of cool air and warm air and hinged between passages for being movably rotated, and a baffle for compensating the amount of cool air(10b) gradually increasing the rate of increase of the cool air passage area during a regular section which the door adjusting the amount of cool air and warm air, initially rotates from a maximum heating mode to a cooling mode, by having a surface separated from a path of the rotating end(6a) of the door adjusting the amount of cool air and warm air in the side wall of case forming the cool air passage.
Patent KR-19990028974-A (KR)
Title: 오디오 기기용 안전 장치
IPC: G11B27/10
Filed: 1996-07-12
Abstract: 본 발명은 디스크 또는 디스크를 재생하는 장치에 흠결이 있어서 TOC 정보의 판독 입력이 불가능해 질 경우에,  오디오 기기가 잠기는 것을 회피하는 장치에 관한 것이다.  판독 입력된 TOC 정보 및 미리 기억되어 있는 TOC 정보간의 비교 결과에 기초하여 안전 동작을 해제하는 오디오 기기용 안전 장치에 있어서,  TOC 정보의 판독 입력시에 디스크 또는 디스크를 재생하는 장치에 이상이 있는 것을 검출하면 (R1 ∼ 4),  TOC 정보에 관한 판단을 정지한다.  이것에 의해,  오디오 기기가 TOC 정보의 판독 입력을 행할 때 잠기지 않게 되며,  이것은 기계적 오류 없이 판독 입력된 TOC 정보 (R5)는 정확한 것으로 되기 때문이다.