baber/WOPTO huggingface dataset:
Patent KR-20000015489-A (KR)
Title: Apparatus and method for automatically measuring rainfall attenuation in wireless communication system
Inventor: AN SANG KEUN
IPC: H04B7/005
Filed: 1998-08-29
Abstract: PURPOSE: An apparatus and method for automatically measuring an attenuation rate of a received signal according to the amount of rainfall is provided to enable an improvement of a performance in wireless communication system. CONSTITUTION: A rainfall amount measuring unit(10) measures the amount of rainfall according to control of a controlling unit(40). A first signal quality measuring unit(20) measures a ratio of carrier wave to noise of an intermediate frequency band after downward converting a radio frequency signal received from the outside, according to control of the controlling unit. A second signal quality measuring unit(30) measures a ratio of signal to noise of a base band after receiving an intermediate frequency signal from the first signal quality measuring unit, according to control of the controlling unit. The controlling unit controls the rainfall amount measuring unit, the first signal quality measuring unit, and the second signal quality measuring unit and then measures an attenuation rate according to the amount of rainfall by collecting and storing a data of the rainfall amount, a data of the ratio of carrier wave to noise, and a data of the ratio of signal to noise. Thereby, the attenuation rate of the received signal according to the amount of rainfall can be automatically measured, so that a deterioration of service quality can be prevented, and a performance of the system can be improved.
Patent KR-19990014345-A (KR)
Title: 휴대용 단말기의 분실 방지 장치
Filed: 1998-09-05
Abstract: 본 발명은 휴대용 단말기의 분실 방지 장치에 관한 것으로 특히, 사용자가 휴대용 단말기로부터 소정 거리를 이탈하면 경고음을 발생하도록 함으로써 휴대용 단말기의 분실을 방지하도록 함에 목적이 있다. 이러한 목적의 본 발명은 휴대폰의 착신 여부를 감지하는 착신 감지부(115)와, 소정 주기마다 일정 거리 이탈 감지 정보와 고유 식별번호를 포함한 데이터를 발생시키면서 상기 착신 감지부(115)에서 휴대폰의 착신을 감지한 경우 착신 감지 정보와 고유 식별번호를 포함한 데이터를 발생시키는 마이크로 컴퓨터(113)와, 고유 식별번호를 저장하여 상기 마이크로 컴퓨터(113)에 제공하는 메모리(114)와, 상기 마이크로 컴퓨터(113)에서의 제어 데이터를 무선 안테나(111)를 통해 송출하는 송신부(111)와, 휴대폰 배터리의 전원을 입력시키기 위한 스위치(117)와, 이 스위치(117)에 의해 입력되는 배터리 전원을 소정 레벨의 전압으로 변환하여 도작 전원으로 공급하는 전원부(116)로 구성한다.
Patent KR-20000019827-A (KR)
Title: Flash memory circuit
Inventor: LEE YOON GI
IPC: G11C16/00
Filed: 1998-09-15
Abstract: PURPOSE: A flash memory circuit is provided to stabilize an operation of a sense amplifier by minimizing an inner resistance of a current loop and a difference of capacitance component. CONSTITUTION: A flash memory circuit comprises a word line/an erase line driver(11), a main memory(12), a Y-decoder(13), a reference controller(15), a bias unit(17), and a sense amplifier(18). The word line/erase line driver receives an outside address and selects the word line or, the erase line. The main memory comprises a dummy cell array and a main cell array. The Y-decoder decodes the outside address and selects a reference line of the dummy cell array, or a bit line of the main cell array. The reference controller selects the word line or the erase line of the reference cell array. The bias unit forms a current loop. The sense amplifier determines whether the selected cell of the main cell array is a programmed cell, or the erased cell.
Patent KR-20000019933-A (KR)
Title: Sputtering apparatus for manufacturing semiconductor device
Inventor: AN SEONG SU
IPC: H01L21/20
Filed: 1998-09-16
Abstract: PURPOSE: A sputtering apparatus for manufacturing a semiconductor device is provided to minimize time loss by improving the thermal efficiency in heating a wafer by using a heater block. CONSTITUTION: A sputtering apparatus for manufacturing a semiconductor device comprising a clamp fixing a wafer in a heater block capable of heating the wafer to reflow a metal layer formed on the wafer, further comprises a cap on a clamp to cap the upper surface of the wafer fixed in the clamp. The sputtering apparatus is characterized by a plurality of holes on the cap.
Patent KR-20000020381-A (KR)
Title: Input buffer of semiconductor memory device
Inventor: PARK CHAN SEOK
IPC: G11C7/00
Filed: 1998-09-21
Abstract: PURPOSE: An input buffer of a semiconductor memory device is provided to reduce a characteristic variation for a ground noise by generating an output signal from a contact of a current mirror, a PMOS transistor, and a second NMOS transistor. CONSTITUTION: An input buffer(301) of a semiconductor memory device comprises a first NMOStransistor(341), a second NMOS transistor(342), a current source(351), a current mirror(361), and a PMOS transistor(321). The first NMOS transistor is gated by a reference voltage. The second NOMS transistor is gated by an input signal. The current source supplies constantly the current to the first and the second NMOS transistors. The current mirror supplies an operation voltage to the first and the second NMOS transistors. The PMOS transistor supplies the operation voltage to the second NMOS transistor.
Patent KR-19990030162-A (KR)
Title: 플라이백 변성기
IPC: G09G1/00
Filed: 1998-09-25
Abstract: 본 발명에 따른 플라이백 변성기는 자체 크기를 소형화하고, 전원 회로 전체를 소형화시킬 수 있다.  이러한 플라이백 변성기는 출력 전압에 따르는 수평 구동 신호와 동조(synchronization)하여 1차 권선에 흐르는 전류를 차단하는 회로로서의 부(negative)귀환제어용 회로를 포함한 전원 회로에 적용되고, 1차 권선에 대한 2차 권선의 권수비를 80 이상으로 설정한다.  이에 의해서, 코어(core) 직경이 8.5㎜ 이하인 경우에도 코어의 상승 온도 △T를 35℃ 이하로 억제할 수 있다.
Patent KR-20000024754-A (KR)
Title: Method for manufacturing semiconductor device using metal salicide
Inventor: KIM JEONG SEOK
IPC: H01L21/24
Filed: 1998-10-01
Abstract: PURPOSE: A method for manufacturing a semiconductor device using metal salicide is provided to form a salicide to a DRAM cell region, ensure a mis-alignment margin, and apply SAC(self-alignment contact) process. CONSTITUTION: A method for manufacturing a semiconductor device forms a gate electrode(106) on a semiconductor substrate of a cell area and peripheral area. A first conductive layer and a first material layer are sequentially deposited. A second material layer is formed on the semiconductor substrate(100) and the gate electrode. A first interlayer insulation layer is formed on the semiconductor substrate. The first interlayer insulation layer and the second material layer are evenly etched until the first material layer is exposed. A first material layer on the first conductive layer is removed by a wet-type etching process. A metal salicide layer(110,114) is formed on the first conductive layer. A third material layer having an etching selection ratio with the first interlayer insulation layer is formed on the semiconductor substrate, and a thicker thickness than that of the second material layer by 1.5 times. A third material layer of a gate electrode's both sides is etched so as to be parallel with the third material layer. A second interlayer insulation layer is formed on the semiconductor substrate. The second and first interlayer insulation layer are sequentially etched until the third and second material layers are exposed by using a contact hole forming mask, thereby a self-alignment contact hole(120) is formed.
Patent KR-19990036916-A (KR)
Title: 인쇄 장치로부터 토너 수지를 깨끗하게 하기 위한 조립체 및방법
IPC: G03G21/10
Filed: 1998-10-07
Abstract: 인쇄 장치의 작동 부분으로부터 토너 수지를 깨끗하게 하기 위한 조립체가 제공된다.  조립체는 실리콘 공중합체가 함유된 다공성 부재 및 상기 다공성 부재를 설치하기 위한 지지 베이스를 갖는 강성 부재를 포함한다.  조립체는 인쇄 장치의 구성 요소를 닦아내기 위한 브러시 부재 및 설치된 패드에 대해 이동함에 따라서 인쇄 장치의 구성 요소를 세정(scrubbing)하기 위해서 상기 인쇄 장치 내의 고정 위치에 설치 가능한 패드 부재를 구비한 두 부분의 맞춤짝(kit)이 바람직하다.  실리콘 공중합체는 다음의 화학식을 가진다. 즉, 
     
       
     
     여기서, x 는 약 98.8 몰% 내지 약 99.5 몰%를 나타내고, y 는 약 0.5 몰% 내지 약 1.2 몰%를 나타내며, R 은 C 15 -C 60 알킬기(基)의 약 70%(중량비) 내지 약 100%(중량비)와, C 2 -C 14 알킬기의 약 0%(중량비) 내지 약 30%(중량비)를 포함한다.
Patent KR-20000027577-A (KR)
Title: Binder for metal mold of extruder
Inventor: YU SEONG SANG
IPC: B29C45/17
Filed: 1998-10-28
Abstract: PURPOSE: A binder is provided to reduce the whole cycle of extruding and the running cost by lower consuming rate of mobile oil. CONSTITUTION: A binder comprises a fixing die plate(140), a moving die plate(170), a booster cylinder(180), an upper and a lower tie bar(110) having a screw unit(112), a solenoid valve(210), a hydraulic pump(240), a first position detector(200), a second position detector(202), and a half nut(190). The solenoid valve is in neutral when the first and second position detectors detect an on signal. The tie bar moves to the left when the first position detector is off and the second position detector is on. Likewise, the tie bar moves to the right when the second position detector is off and the first position is on. Also, the tie bar is correctly butted in the screw unit as the solenoid valve returns to the neutral state and the half nut operates when the first and the second position detector are all on.
Patent KR-20000031564-A (KR)
Title: Method for welding shadow mask to rail for flat brown tube
Inventor: KIM SEONG YOUN
IPC: B23K26/00
Filed: 1998-11-07
Abstract: PURPOSE: A method for welding a shadow mask to a rail for a flat Brown tube is provided to prevent deformation and damage to a shadow mask, and to improve welding strength and accuracy. CONSTITUTION: In process for manufacturing a flat Brown tube, front face of a rail(3) is fixed to inner face of a panel(1). A shadow mask(4) is fixed to rear face of the rail(3). In the first step for welding the shadow mask(4) to the rail(3), a spot welding is performed between the shadow mask(4) and rail(3), so that they do not vibrate. Next, the second spot welding is performed between the shadow mask(4) and rail(3) to increase the fixing power. Thereby, the shadow mask(4) is not deformed and damaged, and the welding strength and accuracy can be improved.
Patent KR-20000031764-A (KR)
Title: Wormwood noodle and process thereof
Inventor: JEON JUNG JA
IPC: A23L7/109
Filed: 1998-11-10
Abstract: PURPOSE: A wormwood noodle and a process thereof are provided which enhances pharmacological efficacy, can be taken by everybody conveniently without side effect by adding herb medicine reacted with a wormwood well. CONSTITUTION: A process for a wormwood noodle is characterized by: mixing 9liter of water and 250-300gram of a wormwood, 28gram of licorice root, 30gram of a jujube, 10gram of a root bark of various araliaceous shrubs, 10gram of a barberry root followed by boiling at low temperature for 1-2hrs.; making 6liter of extract and cooling; and kneading by mixing with wheat flour.
Patent KR-20000032334-A (KR)
Title: Remote control system for home appliance using internet
Inventor: LEE JONG HUI
IPC: H04Q9/00
Filed: 1998-11-13
Abstract: PURPOSE: A remote control system for home appliance using internet is provided to decrease a cost and a time by controlling an internet VCR located in a user's home using a visual remote controller in the case that the user is exist at a remote place. CONSTITUTION: A main memory(3) is used when a program stored in a program ROM(2) is performed. A flash memory(4) stores personal information such as an internet book mark, an electronic mail, a received message, and a telephone directory book. A CPU(1) performs a program, performs an internet connection, and performs a communication with a remote place in which a user is existed. A VCR command interface unit(9) interprets a VCR command outputted from the CPU(1) and outputs the interpreted command to a corresponding mechanism. A VCR mechanism(10) performs a recording and a reproduction according to a command provided from the VCR command interface unit(9). A video unit(5) processes a picture of the internet communication and outputs the processed picture to a TV or a VCR. A sound processing unit(6) interprets an audio signal generated during the internet communication. A modem unit(8) is connected to an ISP(20) through a telephone line to perform an interface of data and sounds
Patent KR-19990066819-A (KR)
Title: 엑스 와이 세타 테이블의 제어방법 및 장치
IPC: G05D3/12
Filed: 1998-11-18
Abstract: 본 발명은 XYθ테이블을 구성하는 구동축을 적절하게 동작시켜 간섭 등의 영향을 미치는 일없이 정확하면서 또한, 단시간에 기계원점으로 복귀할 수 있는 제어방법 및 장치를 제공하는 것으로서, 그 수단으로서는 고정반(1)에 대하여 가동반(2)을 전동 리니어 액추에이터(3-5)에  의해 U, V, W의 각 축에 따라서 구동하며, 엔드 리미트 센서(12-17)에 의해 전진단과 후진단을 검출하면서, 각축의 원점센서(9-11)가 전동 리니어 액추에이터(3-5)의 원점을 검출할 수 있도록 제어한다.
Patent KR-20000038105-A (KR)
Title: Chip for tracing lost terminal using global positioning system
Inventor: YO SOON IL
IPC: H04B1/40
Filed: 1998-12-03
Abstract: PURPOSE: A chip for tracing a lost terminal using a global positioning system(GPS) is provided to allow a user to look for the lost terminal of the user easily, by being equipped with the chip that can generate a transmission signal of a cellular phone itself. CONSTITUTION: A loss report reception unit(24) receives a signal for notifying a loss report of a cellular phone at a cellular phone control center. A search mode selection unit(22) allows an operation only when it receives the loss report from the loss report reception unit(24). A location identification unit(30) determines the location of the lost cellular phone using a GPS antenna when the chip is operated by the search mode selection unit(22). An identified location transmission unit(26) receives the data on the location identified by the location identification unit(30), and then transmits it to the cellular phone control center. A sound generation unit(28) gets the cellular phone to generate a certain sound in order to allow the cellular phone control center to detects the location of the cellular phone correctly.
Patent KR-19990062840-A (KR)
Title: 다중대역 고주파수 스위칭 모듈
IPC: H05K1/00
Filed: 1998-12-03
Abstract: 별개의 통과대역을 갖는 다수의 송수신 시스템을 이용하는 통신 시스템에서 사용되는 적층체 형태의 다중대역 고주파수 스위칭 모듈이 개시된다. 다중대역 고주파수 스위칭 모듈은 기본적으로 대역-분리 회로와 다수의 송수신 시스템용 스위칭 회로를 포함한다. 스위칭 회로는 대역-분리 회로를 통해 공통 안테나에 접속되며, 공통 안테나를 송수신 시스템의 송신 회로 또는 수신 회로와 교번적으로 접속시킨다. 다중대역 고주파수 스위칭 모듈의 적층체는 절연 기판 위에 프린트되는 패턴 전극과, 적층체의 측면 위에 형성되는 단자 전극, 및 적층체의 상부 표면 위에 장착되는 칩 요소를 포함한다.
Patent KR-20000039574-A (KR)
Title: Device and method for controlling playback speed doubling of optical disc
Inventor: JEONG HONG JO
IPC: G11B19/20
Filed: 1998-12-11
Abstract: PURPOSE: A control device and a method of playback speed doubling of an optical disc is provided to decelerate selectively only a vibrating optical disc needing deceleration by deciding the sort of a placed disc. CONSTITUTION: Playback speed doubling is controlled by deciding vibration or eccentricity of an optical disc to be played back on the basis of a tracking error signal. The decision of the existence of vibration or eccentricity is performed by using a signal the same as the tracking error signal in a playback speed doubling control device of an optical disc. Only when the placed optical disc is a vibrating disc not an eccentric disc, playback speed is decelerated. In an eccentric disc not needing deceleration, playback efficiency is improved by normal playback.
Patent KR-19990063069-A (KR)
IPC: A61K8/24
Filed: 1998-12-15
Abstract: A cosmetic composition for skin use which comprises urea and a buffer comprising disodium hydrogenphosphate and citric acid or a buffer comprising potassium dihydrogenphosphate and disodium hydrogenphosphate, or both, and a cosmetic composition further comprising allantoin. Notwithstanding inclusion of urea which is useful for preventing rough dry skin and maintaining moisturization, the cosmetic composition does not have problems such as an increase in pH and an odor from ammonia produced by urea during storage for a long period of time.
Patent KR-20000040482-A (KR)
Title: Method for ducting modified cepstral mean using low resolution data removal
Inventor: YUN DAE HEE
IPC: G10L13/00
Filed: 1998-12-18
Abstract: PURPOSE: A method for deducting modified cepstral mean using low resolution data removal is provided to perform cepstral mean subtraction by removing data of low resolution. CONSTITUTION: A method for deducting modified cepstral mean using low resolution data removal includes a first through a forth steps. At the first step(201), the number of the frames of cepstral value out of the predetermined range and the cepstral mean subtraction variable are initialized. At the second step, the cepstral value is generated and the number of frames of cepstral value out of the predetermined range is calculated(203), and whether the any frame of cepstral value out of the predetermined range exists is determined(204). At the third step(205), next frame is processed when no frame exists in the second step. At the forth step(207), cepstral mean subtraction is performed when some frames exist.
Patent KR-20000040848-A (KR)
Title: Process for preparing crystalline titania particles in ambient temperature using sol-gel method
Inventor: MOON SANG JIN
IPC: C01G23/00
Filed: 1998-12-17
Abstract: PURPOSE: A process for preparing crystalline titania particles in ambient temperature using sol-gel method is provided to give the maintenance for its origin property in ambient temperature and the stable titania without lowering its activation even in high temperature. CONSTITUTION: A process is to produce crystalline titania particles of anatase and rutile by using metal alkoxide. The process is characterized by comprising the following steps. The metal alkoxide is hydrated with water. The resultant is provided with catalytic inorganic acid in molar ranges of 0.1 to 200 of metal alkoxide/acid to give the desired crystalline ones in ambient temperature. Further, the process is characterized in that the metal alkoxide is used as metal alkoxide compound or the mixture of metal alkoxide and alcohol. In addition, the metal alkoxide is characterized by selecting from a group of tetraethylorthotitanate, titanium tetraisopropoxide and tetrabutylorthotitanate. Also, the hydrating step is characterized by performing it in the condition of 0.001 to 0.25 molar ratios of metal alkoxide/water.
Patent KR-20000041953-A (KR)
Title: Manufacturing method of semiconductor device
Inventor: YEO IN SEOK
IPC: H01L21/20
Filed: 1998-12-24
Abstract: PURPOSE: A manufacturing method of a semiconductor device is to resolve Channeling effect and Facet effect, thereby improving reliability of source/drain region with thin junction depth. CONSTITUTION: A method for manufacturing a semiconductor device comprises the steps of: depositing a gate oxidation layer(13), a conductive layer(14), and an insulating layer on a semiconductor substrate(11); patterning the insulating layer and conductive layer as to form a gate electrode; forming an oxidation layer on the former treated layer; ion implanting the substrate with impurities using the gate electrode as a mask as to form a low concentration region on the substrate; depositing a polysilicon layer on the former substrate and etching the deposited layer as to form a polysilicon spacer(18); selectively epitaxial-growing a single and polycrystal silicon layers, respectively on the substrate and polysilicon spacer.
Patent KR-19990063397-A (KR)
IPC: B29K21/00
Filed: 1998-12-24
Abstract: The mold employs an insert with two types of section, one forming a support, another keying with it. When positioned on a section of the tire mold, the support projects from it. When located for molding, each key is assembled in its support. The mold is closed and the tread is molded. The keys are then extracted from the support(s). Finally, mold sections are retracted to the open position to extract the support(s). Independent claims are included for: the tire tread, made as described; the mold used, and the mold insert (10). Each key (16, 17) part-delimits an opening (20-23) of the insert. Each can be moved in a direction other than that of mold (11) opening or closing. The arrangement allows removal of the insert from the mold, without damaging the molding produced. Other preferred features of the insert are detailed. Preferred features: In the method, each key to be freed from its support in the molding insert, is moved in a direction differing from that of opening/closing of the mold section carrying the insert.
Patent KR-20000046767-A (KR)
Title: Checking device of liquid crystal display module
Inventor: KANG DONG WOO
IPC: G01R31/00
Filed: 1998-12-31
Abstract: PURPOSE: A checking device of a liquid crystal display module is provided to easily measure the product reliability by automatically carrying out the check of the test pattern displayed on a TFT-LCD module. CONSTITUTION: A transmitter(300) outputs video signals for displaying a test pattern on plural TFT-LCD modules. Plural receivers(200) receives video signals outputted from the transmitter(300) and transmits the received video signals to each TFT-LCD module. An interface unit(400) transmits the signals of the receivers(200) to corresponding TFT-LCD modules. A computer measures the current and voltage when driving the plural TFT-LCD modules, judges the defects of the TFT-LCD modules, and controls the operations of the system.
Patent KR-20000047067-A (KR)
Title: Primer composition for building
Inventor: JUNG YEON JUNG
IPC: C08L63/00
Filed: 1998-12-31
Abstract: PURPOSE: A primer composition for building, which is excellent in mechanical/physical properties, is provided by adding hardeners such as amidoamine, poly amide, and Mannich-base to main subject composed of epoxy resin and monoepoxy diluent. CONSTITUTION: A primer comprises the followings: 65-90 pts. by wt. of epoxy for 100 pts. by wt. of primer main subject composition in which the epoxy has equivalent in the range of 184-190 and has viscosity in the range of 11,500-13,500 cps at 25°C; 10-35 pts. by wt. of monoepoxy diluent to 100 pts. wt. of primer main subject composition in which the epoxy has equivalents in the range of 240-265 and has viscosity in the range of 5-20 cps at 25°C; 40-60 pts. by wt. of amidoamine for 100 by weight of primer hardener composition in which the equivalents of the active hydrogen of the amidoamine compounds is 85-90 and gel time is 115-120 minutes at 20°C; 20-40 by weight of polyamide compounds for 100 by weight of primer hardener composition in which the equivalents of the active hydrogen of the poly amide compounds is 110-115 and gel time is 60-70 minutes at 20°C; and 10-30 by weight of Mannich-base for 100 by weight of primer hardener composition in which the equivalents of the active hydrogen of Mannich-base is 70-80 and gel time is 10-15 minutes at 20°C.
Patent KR-20000047159-A (KR)
Title: Apparatus for fermenting and drying garbage
Inventor: CHUN SANG SUK
IPC: C05F9/02
Filed: 1998-12-29
Abstract: PURPOSE: An apparatus is provided, which ferments and dries garbage to produce compost for recycling as organic fertilizer in agriculture instead of land-filling disposal. CONSTITUTION: An apparatus includes a garbage drum tank(10) which is constituted to discharge garbage into a fermenter; a cover(20) which is installed to a main body frame(1) by being equipped deceleration motor; height-adjusting means(30) which adjusts the height of rotating blade(22).
Patent KR-19990036007-A (KR)
IPC: G11C16/26
Filed: 1996-07-29
Abstract: A flash memory system having a reduced tendency to have its erased cells disturbed during read operations. An array of flash memory cells are arranged into a multiplicity of rows and columns, with all of the cells located in one of array rows has a control gate connected to a common word line and with all of the cells in a column has a drain connected to a common bit line. Control circuitry is used for carrying out memory operations, including program circuitry for programming cells of the array based upon a program input address and read circuitry for reading cells of the array based upon a read input address. The read means functions to apply a read voltage to a selected one of the word lines of the array as determined by the read input address. Disturb limit circuitry is used for limiting the time period that the read circuitry applies the read voltage to the selected one of the word lines.