baber/WOPTO huggingface dataset:
Patent KR-20000007292-A (KR)
Title: Contact plug forming method of semiconductor device
Inventor: KIM HYEON SU
IPC: H01L21/283
Filed: 1998-07-02
Abstract: PURPOSE: A method of forming a contact plug is provided to prevent degradation of device characteristics by forming a diffusion barrier film under a metal contact plug. CONSTITUTION: The method comprises the steps of forming a predetermined insulating layer on a semiconductor substrate; forming a contact hole at a predetermined position using a mask process and an etching process; forming a diffusion barrier film under the contact hole; depositing polysilicon on an overall structure; forming a polysilicon spacer on a sidewall of the contact hole; and forming a metal plug in the contact hole by a selective vapor deposition using the polysilicon spacer, wherein the metal plug is made of tungsten and the diffusion barrier film is made of one selected from a group consisting of titanium, titanium nitride, tungsten nitride, tantalum nitride, and all combinations thereof.
Patent KR-20000008892-A (KR)
Title: Operation control system of microwave oven and control method thereof
Inventor: KIM HYUNG JOONG
IPC: F24C7/08
Filed: 1998-07-16
Abstract: PURPOSE: An operation control system of a microwave oven is provided to keep cooking material warm by driving a magnetron during a specific time if the cooking material is not taken out from a cavity after finishing cooking. CONSTITUTION: The operation control system of a microwave oven includes:a key operating unit(1) for inputting the cooking circumstance and the cooking starting command to a control unit(10) through the operation of a user; a door opening/closing sensing unit(2); an indicating unit(3) for indicating the cooking progress of a microwave oven by the control of the control unit(10); a magnetron driving unit(4); a magnetron(5); a ventilating fan driving unit(6) operated by the control of the control unit(10) to cool the magnetron(5) by driving a ventilating fan motor(7); the ventilating fan motor(7); a turn table driving unit(8); a turn table motor(9); and the control unit(10).
Patent KR-19990081743-A (KR)
Title: 칩 없는 서지 흡수기
Filed: 1998-07-29
Abstract: 본 발명은 전자소자, 특히 서지 흡수기에 관한 것으로서, 하우징(1) 속에 대향하여 배치된 방전전극(2)을 방전전극 간격을 유지하면서 하우징에서 용착 고정한 칩 없는 서지 흡수기이고, 공기실(4) 속에 청정한 동시에 건조한 공기 또는 이들 공기를 주로한 혼합기체를 밀봉하여, 간단한 구조로 서지 작동전압 범위가 넓고 동시에 안정된 서지 작용을 실시할 수 있는 칩 없는 서지 흡수기를 제공하는 것을 특징으로 한다.
Patent KR-19990023290-A (KR)
Title: 하부 데이터에 대한 변경이 캐시된 오브젝트에 어떻게 영향을미치는지를 결정하는 방법
IPC: G06F12/08
Filed: 1998-08-01
Abstract: 하부 데이터(underlying data)에 대한 변경들이 오브젝트들의 값에 어떻게 영향을 주는지에 관한 결정이 이루어질 수 있다. 애플리케이션들의 예들에는: 동적 웹 페이지들의 캐싱; 복수의 클라이언트들에게 (계속해서 변경되는)오브젝트들을 보내는 서버가 어느 클라이언트들에게 어느 버전들을 보내는지 그리고 그 버전들이 얼마나 낡았는지를 추적할 수 있게 하는 클라이언트-서버 애플리케이션들; 오브젝트들의 몇 개의 버전들을 유지 및 고유하게 식별하는 것, 낡은 오브젝트들을 갱신하는 것, 동일 오브젝트의 2개의 버전들이 얼마나 다른지를 정량적으로 평가하는 것, 및/또는 한 세트의 오브젝트들 사이에 일관성을 유지하는 것이 필요한 어떤 상황을 포함한다. 오브젝트 의존성 그래프라 불리는, 방향지시성 그래프(directed graph)는 오브젝트들간의 데이터 의존성들을 표시하는데 사용될 수 있다. 다른 측면은 캐시된 오브젝트와 원격 데이터에서의 변경을 연관시키기 위해 오브젝트들을 구축하고 유지하는 것이다. 만일 원격 데이터 소스에서의 데이터가 변경되면, 데이터 변경 통지들이 관련된 오브젝트들의 동적 재구성(rebuild)을 트리거(trigger)하는데 사용된다. 그리하여, 낡은 오브젝트들이 새로운 오브젝트들로 동적으로 대체될 수 있다. 오브젝트들은 동적 웹 페이지들과 같은 복합 오브젝트들 또는 혼성-복합 오브젝트들(compound-complex objects)일 수 있고 데이터는 데이터베이스에서의 하부 데이터일 수 있다. 갱신은 캐시에 오브젝트의 새로운 버전을 저장하거나 또는 캐시에서 오브젝트를 삭제하는 것의 어느 하나를 포함할 수 있다. 복수의 서버들 상의 캐시들은 단일의 공통 데이터베이스에서의 데이터와 또한 동기될 수 있다. 갱신된 정보는, 새로운 페이지들 또는 삭제된 오더(orders)인지에 관계없이, 한 세트의 서버 노드들로 방송될 수 있어서, 많은 시스템들이 동시에 프리페칭(prefetching)의 이점들을 누리도록 하고 높은 정도의 확장성(scaleability)을 제공한다.
Patent KR-20000014477-A (KR)
Title: Detecting apparatus of position and speed of front object in autonomous intelligent cruise control system
Inventor: KIM JU GON
IPC: G01S13/93
Filed: 1998-08-21
Abstract: PURPOSE: A detecting apparatus of position and speed of front object in autonomous intelligent cruise control system is provided to calculate a speed, a speed direction and a distance from the front object by using a simple hardware. CONSTITUTION: The detecting apparatus of position and speed of a front object comprises a modulator oscillating and outputting an original signal to be turned over a predetermined slope in a predetermined period, a transmitter transmitting an amplified output of the modulator into the front object through a first antenna, a mixer detecting a frequency change amount between the original signal and a return signal in case that the original signal has a positive slope and between the original signal and a return signal in case that the original signal has a negative slope by mixing the original signal and a return signal received in a second antenna after reflection of the original signal against the front object, and a processor detecting a speed, a speed direction and a distance from the front object correspond to the frequency change amount.
Patent KR-20000015413-A (KR)
Title: Cover of machine chamber for refrigerator and manufacturing method thereof
Inventor: LEE MYUNG HEE
IPC: F25D23/00
Filed: 1998-08-28
Abstract: PURPOSE: A cover of a machine chamber for a refrigerator is provided to be manufactured with paper, to suck and counterbalance the noise of an apparatus chamber by providing plural recessed grooves. CONSTITUTION: The cover(60) of an apparatus chamber for a refrigerator is formed to close an apparatus chamber(50) of a refrigerator which accepts a driving element such as a compressor and the like, has plural penetrated slots(61) which exhausts heat inside of the apparatus chamber and plural recessed grooves(62) formed as a specific pattern. And the cover is manufactured with paper and the heat-resisting and waterproof chemicals are painted on its surface.
Patent KR-20000021318-A (KR)
Title: Portable device having recording function in wireless telephone
Inventor: CHOI KANG HO
IPC: H04M1/21
Filed: 1998-09-28
Abstract: PURPOSE: A portable device having a recording function in a wireless telephone is provided, so that a user of a fixed device can not delete or replay content, recorded by a user of the portable device. CONSTITUTION: A portable device having a recording function in a wireless telephone comprises: a high frequency section for transmitting/receiving a signal from a fixed device in a wireless telephone through an antenna; a modem for modulating/demodulating a transmitted/received voice signal; a speaker section for outputting the voice signal; a microphone section for converting as the voice signal by receiving voices of a user; a CODEC(Coder-Decoder) for converting into the voice signal by being provided with a digital voice signal, and outputting to the speaker; an encoder for converting as voice data; a decoder for providing to the CODEC as the digital voice signal; a memory for storing the voice data; a key inputting section for inputting various commands of the user; and a CPU(Central Processing Unit).
Patent KR-19990036705-A (KR)
Title: 광확산성 적층 수지판
IPC: B32B27/18
Filed: 1998-09-29
Abstract: 본 발명은 수지층 (A) 의 적어도 하나의 면에 수지층 (B) 를 적층해서 제조한 광확산성 적층 수지판으로서, 100 중량부의 메틸 메타크릴레이트 수지 또는 스티렌 수지 그리고 0 내지 30 중량부의 고무상 폴리머를 함유하는 100 중량부의 베이스 수지에 1 내지 10 ㎛ 의 중량 평균 입자 크기를 갖는 0.1 내지 10 중량부의 광확산제를 균일하게 분산시켜 상기 수지층 (A) 를 만들고, 100 중량부의 메틸 메타크릴레이트 수지 또는 스티렌 수지에 3 내지 70 중량부의 고무상 폴리머를 균일하게 분산시키고 실제로 분산된 무기 입자를 함유하지 않고 상기 수지층 (B) 를 만드는 광확산성 적층 수지판을 제공한다. 
     상기 광확산성 적층 수지판은 면충격성이 탁월하고 굽힘 탄성율(Young's modulus)이 높은 광확산성 적층 수지판이고, 바람직하게는 조명 커버, 디스플레이의 액정층의 표면 상의 광확산판, 조명 간판 등에 사용된다.
Patent KR-20000025396-A (KR)
Title: Method for controlling servo
Inventor: YOUN JUNG CHAE
IPC: G11B7/095
Filed: 1998-10-07
Abstract: PURPOSE: A method for controlling a servo is provided to conduct faster speed and exact track jumping operation by making a servo operation for compensating an eccentric amount be performed after detecting the eccentric amount of an optical disk before the track jump operation. CONSTITUTION: A method for controlling a servo comprises the steps of: detecting an eccentric amount of a present optical pickup at a track jump; calculating the number of shift tracks for shifting the optical pickup up to a target track; compensating the number of the calculated shift tracks on the basis of the eccentric amount of the detected optical pickup; and performing a track jumping operation corresponding to the number of the compensated shift tracks.
Patent KR-20000027224-A (KR)
Title: Method for manufacturing metal wiring of semiconductor device
Inventor: KIM YEONG CHEOL
IPC: H01L21/28
Filed: 1998-10-27
Abstract: PURPOSE: A method for manufacturing metal wiring of a semiconductor element is provided, so that the metal wiring can be divided to have minimal feature size, and to improve electromigration characteristics by forming a barrier metal layer on side walls of the metal wiring. CONSTITUTION: A method for manufacturing metal wiring of a semiconductor element comprises the steps of: forming an insulating layer(12) on an upper part of a substrate(11) of a semiconductor element, and exposing a region to be connected with wiring of the semiconductor element; depositing a first barrier metal layer, a metal layer, and a second barrier metal layer on an upper front of the substrate having a contact hole in order; patterning the metal wiring having minimal feature size, by etching the first/the second barrier metal layer, and the metal layer through a photo etching process, and dividing metal wiring having more than the minimal feature size into many metal wiring(31-33) having the minimal feature size, by minimizing separated distances; depositing a third barrier metal layer(16) on the upper front of the substrate, and filling separated regions of the divided metal wiring by forming side walls on the metal wiring by back-etching.
Patent KR-20000027338-A (KR)
Title: System of circulating cool air in refrigerator
Inventor: SONG JIN U
IPC: F25D17/00
Filed: 1998-10-28
Abstract: PURPOSE: A cool air circulating system of a refrigerator is provided to make prompt and uniform the supply of cool air into a cooling chamber. CONSTITUTION: An evaporator(100) cools the ambient air by circulating refrigerant according to the starting of a refrigerator. A fan(120) blows the cool air around the evaporator according to the driving of a fan motor(122) and supplies the cool air into the refrigerator. Then the cool air transferred by the fan is branched into two sides of the refrigerator at a side duct and flowed into the refrigerator via a multi-duct(300). The cool air passes a vent hole(312) of the multi-duct and vents in different directions and is supplied into the refrigerator uniformly, thereafter, returned to the evaporator via a return duct by pushing hot air remained in the refrigerator along the rear face of the refrigerator.
Patent KR-20000028154-A (KR)
Title: Method for automatically power-off of tv
Inventor: PARK JU DEOK
IPC: H04N5/63
Filed: 1998-10-30
Abstract: PURPOSE: A method for automatically power-off system on TV is provided to set automatically power-off time by using a database stored weekdays and turned off time when the viewer turnes off TV frequency. CONSTITUTION: A TV set performs a function for reserving bedtime by automatically setting up power-off time. A method for controlling an automatic-power off system on the TV comprises the steps of: storing current day and time to a memory when power of TV is off, and renewing a viewer's TV using records by making the records as a database; generating a time zone when the TV power is frequently off according to the days by using the database; detecting whether the viewer's movements around the TV exist in a power-on state when it is the generated time; converting into a stand-by mode by automatically turning off the power, when the movements are not detected during predetermined time, and detecting continuously the viewer's movements when the movements are detected.
Patent KR-20000028191-A (KR)
Title: Multiplex transmission television and controlling method
Inventor: KIM YEONG UN
IPC: H04N5/445
Filed: 1998-10-30
Abstract: PURPOSE: A multiplexing transmitting television and a method for controlling the multiplexing are provided to output a main voice to OSD(On Screen Display) characters by one sentence unit, by performing voice recognition for the main voice when repeating conversion into a main voice mode, over regular times, as a user watching with a sub voice mode after storing the main voice when watching multiplex transmitting broadcasting. CONSTITUTION: Multiplexing transmitting television controlled by a microprocessor(40)comprises a main voice processor(90), a sub voice processor(100), a voice amplifier(110), an OSD(On Screen Display) unit(150), a voice storage unit(180), and a voice recognition unit(190). The main voice processor/the sub voice processor demodulates/outputs a main voice signal and a sub voice signal of multiplexing transmitting broadcasting. The voice amplifier selectively amplifies a main voice/a sub voice/ the main voice + the sub voice by a control signal, and presents to outside through speakers(120a,120b). The OSD unit mixes an OSD character signal for being displayed in operation control of TV by control of the microprocessor with a video signal, and outputs to a CRT(Cathode Ray Tube)(160). The voice storage unit converts the main voice signal into a digital signal and stores the converted signal. The voice recognition unit performs voice recognition outputted from the voice storage unit, outputs a signal for informing the performed voice recognition to the microprocessor whenever the voice recognition for one sentence is completed, and outputs voice-recognized information to the OSD unit. The OSD unit outputs characters corresponding to the main voice to the CRT.
Patent KR-20000032783-A (KR)
Title: Microcasting technique without any pressure
Inventor: KIM DAE YUN
IPC: B22D23/00
Filed: 1998-11-18
Abstract: PURPOSE: A micro casting technique is provided to satisfy the requirements for the continuous usage of a mold by removing the pressure applied to the mold in casting procedure. The process also imparts the thus-obtained economical benefits to the casting works, without any restrictions to the thickness and rigidity of the mold. CONSTITUTION: The apparatus for the process is comprised of a fine mold(10), metal molding materials, a heating plate, a vacuum chamber, a vacuum pump, and a rotating plate. The process is characterized in that the plate is rotated when the inner pressure of the vacuum chamber is less than 10¬-5 torr, and the materials are melted by the application of electric current onto the plate. As a result, the flow diagram of the process is depicted at figure 3 in detail.
Patent KR-20000034112-A (KR)
Title: Exposure method of cathode ray tube and apparatus thereof
Inventor: CHUN BYUNG WOOK
IPC: H01J9/227
Filed: 1998-11-27
Abstract: PURPOSE: An exposure method and apparatus is provided which can improve the roughness of the external of a stripe pattern by improving the external form of a roughened image generated during a blanket exposure of a cathode ray tube. CONSTITUTION: An exposure method improves the roughness of the external of a stripe pattern by improving the external form of a roughened image. According to the exposure method, a light source(10) is vibrated by accelerating/decelerating along a V axis direction in order for a light to be irradiated onto a screen according to the vibration along the V axis. The vibration along the V axis is performed by a tractive spring(12), a lever(14) and a cam(16), and the acceleration/deceleration of the cam is controlled by an acceleration/deceleration driving control part(20).
Patent KR-20000037536-A (KR)
Title: Method for assembling sinter-blending material
Inventor: KIM TAE DONG
IPC: C22B1/16
Filed: 1998-12-01
Abstract: PURPOSE: A method for assembling sinter-blending material is provided to produce agglomerate with excellent productivity and quality by controlling the distribution of raw material in a graining process of the sinter-mixing material. CONSTITUTION: Fine cokes are supplied to a second assembler after being separated from powder cokes or anthracite coal powder. Herein, if a fuel tank is separated into two pieces, the fine cokes are inputted to a separate fuel tank(2). A sinter-mixing material required except the fine cokes is inputted to a first assembler for assembling the sinter-mixing material. The fine cokes are added to the sinter-mixing material for being inputted to the second assembler. Herein, the amount of the fine cokes is 10-30wt% of entire fuel for improving productivity and rotational strength. Thus, the fine cokes are attached to the top layer of the assembling grain for improving the particle diameter of the assembling grain.
Patent KR-20000037692-A (KR)
Title: Regenerative combustion apparatus with purging devices and method for purging
Inventor: KIM YONG WOO
IPC: F23D14/00
Filed: 1998-12-01
Abstract: PURPOSE: A regenerative combustion apparatus with purging devices and method for purging is provided to prevent undecomposed gas generated upon valve switching in a regenerative thermal oxidizer(RTO) and a regenerative catalytic oxidizer(RCO) from discharging. CONSTITUTION: A regenerative combustion apparatus with purging devices comprises a combustion chamber(13) having a burner(50) installed therein; ceramic beds(11, 12) for heat exchanging, the beds being connected to the combustion chamber(13); input and output ports(19, 20) mounted to be connected with the ceramic beds(11, 12), respectively; a plurality of switching valves(21, 22, 23, 24) mounted on a line(60) connected to the input and output ports(19, 20); a second inlet line(16-2) of which one end is connected to the line(60) between the switching valve(21) and the switching valve(23) and another end is provided with a "ID fan"(40); a first inlet line(16-1) of which one end is connected to the "ID fan"(40) to induce waste gas into the "ID fan"(40); a discharging line(17) extended from the line(60) between the switching valve(22) and the switching valve(24); and a purging line(18) and a plurality of purging valves(31, 32, 33) connected between the discharging line(17) and the first inlet line(16-1). Since the apparatus is constituted only with several purging valves and purging lines, the structure and operation may be simple, the early investing cost such as installation cost and installation area may be considerably reduced, and also the cost for maintaining and repairing the facility may be reduced.
Patent KR-20000038440-A (KR)
Title: Persimmon vinyl packer
Inventor: PARK JONG RYUL
IPC: A23B7/16
Filed: 1998-12-07
Abstract: PURPOSE: A persimmon vinyl packer is provided to automate a chain of packing processes such as putting the desired number of persimmons into a vinyl bag and sealing it. CONSTITUTION: A counter(5) confirms the number of persimmons and the persimmons fall down to a carrier. A loadless cylinder starts with electric power and the number of persimmons to be put into a vinyl bag is loaded on the carrier. After that, the persimmons are pushed into the vinyl bag on a bag holder(16) by a pusher(9) depending on a program of a control unit(1). Finally, the opening of the vinyl bag is sealed with a sealing unit(19).
Patent KR-20000040796-A (KR)
Title: Speaker apparatus having dual magnets
Inventor: GU SANG HO
IPC: H04R9/02
Filed: 1998-12-19
Abstract: PURPOSE: A speaker apparatus having dual magnets is provided to enhance the magnetic force through dual magnets to have the same magnetic force by mounting an auxiliary magnet on the upper side of a lower plate. CONSTITUTION: A magnetic circuit(1) is mounted on the inner side of a speaker(3) to generates a magnetic field. A magnet(6) is coupled on the outer periphery of the upper side of a lower plate(5) from which a pole(4) is protruded in one body. An upper plate(7) is connected on the upper side of the magnet(6). An annular auxiliary magnet(8) is fixedly inserted in the outer periphery of the pole(4). A central plate(9) is connected in one body on the upper side of the annular auxiliary magnet(8). The central plate(9) is formed in a ring shape.
Patent KR-20000041577-A (KR)
Title: Method of realizing reservoir cap using dummy cell
Inventor: LEE GYEONG SU
IPC: H01L27/10
Filed: 1998-12-23
Abstract: PURPOSE: A method of realizing a reservoir cap is to increase a capacity of the reservoir cap using a dummy cell in a memory cell array, thereby offsetting a noise generated in a power line and stabilizing an operation of a chip. CONSTITUTION: A method of realizing a reservoir cap comprises steps of connecting a source terminal and a drain terminal of a dummy cell to a ground voltage(10), connecting a cell cap between the ground voltage and the source terminal or the drain terminal and applying a higher voltage than the ground voltage to a dummy word line(20) which is connected to a gate terminal of the dummy cell. In the method, the ground voltage is directly supplied to the source and drain terminals. The source and drain terminals are respectively connected with the cell cap to receive the ground voltage. Active terminals of the source and drain terminals are connected with a metal or polycide material.
Patent KR-20000042534-A (KR)
Title: Process for producing polyester copolymer resin for laminate film and polyester copolymer resin having sulfonic acid group in main chain therefrom
Inventor: PARK CHAN SUB
IPC: C08G63/688
Filed: 1998-12-26
Abstract: PURPOSE: A process for preparing a polyester copolymer resin for laminate film and a polyester copolymer resin having a sulfonic acid group in a main chain is provided which produces the title compound by controlling the content of diethylene glycol units generated as a side reaction in the manufacture of polyester. CONSTITUTION: A resin is prepared by (a) reacting terephthalic acid derivatives of formula 1, ethylene glycol of formula : HOCH2CH2OH and 5-sulfoisophthalic acid derivatives of formula 3 in the presence of metal acetate at 180 to 205°C, (b) polycondensing the reactant in the presence of metal acetate at 205 to 280°C under reduced pressure of from 100 to 10 torr for about 1 hr, (c) polycondensing at 280°C at a pressure of 1 to 2 torr. In formula, R1,R2 are each independently H or C1-C10 alkyl, M+ is selected from alkali metal ions containing Li+, Na+ or K+. The polymer resin has improved processability and does not cause the problems of environmental pollution.
Patent KR-20000042754-A (KR)
Title: Receiver of portable wireless terminal
Inventor: NOH JIN
IPC: H04B1/06
Filed: 1998-12-26
Abstract: PURPOSE: A receiver of a code division multiple access(CDMA) portable wireless terminal is provided to increase sensitivity by selecting a second port in an ultra weak electric field only, and by using a switching element on a front end of the wireless receiver to select a low noise amplifier as a single low noise amplifier or two low noise amplifiers. CONSTITUTION: A portable wireless terminal has a first low noise amplifier and a mixer. The first low noise amplifier amplifies a signal received through an antenna. The mixer converts the amplified signal into an intermediate frequency(IF) signal. A receiver of the portable wireless terminal comprises a second low noise amplifier(15), a first switch(14), and a second switch(16). The second low noise amplifier secondly amplifies the amplified signal, and transmits the signal to the mixer. The first switch is switched by a predetermined mode selection signal, and transmits the firstly amplified signal to an input terminal of the second low noise amplifier or an input terminal of the mixer. The second switch is switched by the mode selection signal, and transmits the secondly amplified signal to the input terminal of the mixer, or transmits the firstly amplified signal to the input terminal of the mixer.
Patent KR-19990066884-A (KR)
Title: 가열 장치 및 그 제조 방법
IPC: H05B3/74
Filed: 1998-12-29
Abstract: 본 발명은 세라믹스제의 기체(基體)와, 이 기체내에 매설되어 있는 발열체를 구비하고 있고, 기체에 피가열물을 처리해야 되는 가열면이 설치되어 있는 가열 장치에 있어서, 가열 장치의 각 부분에 있어서의 동작 상태를 안정화한다. 
     기체(2)내에 있어서, 소정의 세라믹스의 체적 저항률보다도 높은 체적 저항률을 갖는 다른 세라믹스로 이루어진 예컨대, 층형의 저항 제어부(2c)가 설치되어 있다.  바람직하게는 저항 제어층(2c)과 가열면(5) 사이에 다른 도전성 기능 부품(3)이 매설되어 있고, 도전성 기능 부품(3)이 정전 척 전극 또는 고주파 발생용 전극이며, 소정의 세라믹스가 질화알루미늄질 세라믹스이고, 상기 다른 세라믹스의 주성분이 알루미나, 질화규소, 질화붕소, 산화규소 또는 산화이트륨이다.