baber/WOPTO huggingface dataset:
Patent KR-20010046046-A (KR)
Inventor: HONG SEOK JUN
IPC: G01R27/06
Filed: 1999-11-10
Abstract: PURPOSE: An apparatus and method for checking a base station antenna using switch is provided to easily manufacture an antenna checking apparatus and accurately check a stationary wave of an antenna by preventing an error from being occurred during a process of checking antenna performance. CONSTITUTION: An apparatus for checking a base station antenna comprises a key input part(1000), a control part(2000), a standing wave ratio detecting part(3000), the first switch(4000), the second switch(5000), and the third switch(6000). The key input part(1000) outputs a transceiving antenna test mode signal or a receiving antenna test mode signal to the control pat(2000). The control part connects the receiving antenna(200) with the standing wave ratio detecting part(3000), outputs an oscillator driving control signal to the standing wave ratio detecting part(3000) and connects the receiving antenna(200) with a receiving terminal of the base station. The standing wave ratio detecting part(3000) outputs a test RF frequency to the transceiving antenna or the receiving antenna(200), and compares the returned test RF frequency with a transmission level set value to measure a standing wave ratio of the transceiving antenna(100) or the receiving antenna(200). The first switch(4000) connects a terminal with a b-terminal and connects an a-terminal with a c-terminal. The second switch(5000) connects a d-terminal with a f-terminal. The third switch(6000) connects a g-terminal with a h-terminal.
Patent KR-20010046624-A (KR)
Inventor: AGEYEPEUALREKSANDEOYU
IPC: C09K3/00
Filed: 1999-11-13
Abstract: PURPOSE: A crystalline solid material, a method for growing its crystal, an optical device prepared by using the crystal, and a method for preparing the optical device are provided, which solid material is erbium and ytterbium ions-doped ytterbium calcium oxyborate. CONSTITUTION: The crystalline solid material is represented by the formula: (Er(x)Yb(y)Y(1-x-y))Ca(4+z)B3O(10+z), wherein x is 0.005-0.10, y is 0.005-0.30 and z is 0.00-0.5. The crystal of the solid material is grown with the temperature gradient of 5-300 deg.C/cm by Czochralski method with the increasing velocity of 0.1-10mm/hr and the rotation velocity of 0-70 rpm. A YCa4O(BO3)3 crystal is used as a crystal seed. The solid material crystal is single crystal or thin film crystal. The optical device is a 1.5-1.6 micrometers laser generating device, a nonlinear optical device, a self frequency doubling device or a range finding device.
Patent KR-20010046681-A (KR)
Inventor: KIM SU GYEONG
IPC: G11B7/08
Filed: 1999-11-15
Abstract: PURPOSE: A near field optical recording reproduction apparatus is provided to improve a data recording density greatly by supplying new SIL structure to have coated film having an optical non-linearity. CONSTITUTION: A SIL(2) which an optical non-linearity layer is coated at a surface facing to a recording surface is equipped with. The optical non-linearity layer passes a light as transparency is increased according to temperature increases, and do not pass a light as transparency is decreased according to temperature decreases. The optical non-linearity layer(4) is coated at the lower side of SIL(2). A protection layer(3) is formed at the upper and lower side of the optical non-linearity layer(4) and prevents a scattering and a diffused reflection of beam to be made an incidence. An optical aperture(7) is formed at center of the optical non-linearity layer(4) as temperature is increased by beam if beam to have passed an objective lens is made an incidence to SIL(2). The beam to have passed the aperture(7) is made an incidence at a recording film(5) facing to the lower side of SIL(2).
Patent KR-20000006978-A (KR)
Inventor: RYU JONG WON
IPC: A23F3/00
Filed: 1999-11-12
Abstract: PURPOSE: Extracting tea mixed composition increased acceptability and functionality of green tea by adding unripe kernel of Avena sativa of powder or dough state or spice herb plant in green tea. CONSTITUTION: Extracting tea mixed composition is manufactured by combining plenty of protein, mineral, vitamin of Avena sativa to increase functionality by lipid improvement effect of mineral and vitamin content and high antioxidation of spice herb plant like peppermint, hibiscus, lemon balm, chamomile to increase acceptability.
Patent KR-20000035592-A (KR)
Title: Carbon material, method for manufacturing the same material, field-emission type cold cathode using the same material and method for manufacturing the same cathode
Inventor: TAKEMURA HISASHI
IPC: H01J1/304
Filed: 1999-11-19
Abstract: PURPOSE: A field-emission type cold cathode is provided which is capable of having a plurality of sharply shaped emitters made of such a carbon film as a diamond, with improved emission point and emission properties, thus obtaining a large emission current even at a low voltage CONSTITUTION: A field-emission type cold cathode using a carbon material as its emitter, has a plurality of acicular carbon film protrusions on its substrate electrode (1), thus having large current properties. Also, by performing ECR plasma processing, in an atmosphere of hydrogen, on a carbon film (2) formed on the substrate electrode (1), such a field-emission type cold cathode can be easily formed that has acicular emitters made of carbon arranged close to each other.
Patent KR-20010047437-A (KR)
Inventor: JUN GI YEOP
IPC: C21C1/00
Filed: 1999-11-19
Abstract: PURPOSE: An apparatus for preventing urea from clogging a nozzle of a nitrogen oxide removing equipment in the pickling process is provided to prevent urea from being adhered to the nozzle by flowing cooling water on the circumferential surface of an urea injection pipe, thereby shutting off piping from a heat source of an incinerator. CONSTITUTION: In a nitrogen oxide removing equipment for removing nitrogen oxides discharged from the stainless steel pickling process comprising first fluorine removing part continuously arranged on a transferring pipe, an incinerator, an urea spraying part and a catalyst part, the apparatus comprises a cooling water pipe for flowing cooling water and an urea spraying part which are installed on the circumferential surface of an urea injection pipe; a vacuum pipe installed on the outer side of the cooling water pipe for cutting off heat transfer; and a nozzle outer layer adhered to and installed on the circumferential surface of the air spraying pipe for protecting an air spraying pipe on the outer side of the vacuum pipe from high heat.
Patent KR-20010048790-A (KR)
Inventor: CHOI SANG IL
IPC: F23G7/12
Filed: 1999-11-29
Abstract: PURPOSE: A two step combustional type waste tire incinerator induces the complete combustion of a waste tire and restrains the generation of exhaust gas by extending the detention period of combustion of the waste tire. CONSTITUTION: A two step combustional type waste tire incinerator comprises a storehouse(1), a compressor(2), a drier(3), a first incinerator(7), a second incinerator(8) and collectors(9,10). The waste tires are burned by a two step combustional type, thereby making a complete combustion. Further, powder state waste tire is induced in spiral type along the inner periphery surface of the incinerators(7,8), thereby minimizing an ash component and extruding pure air where toxic components have been filtered. Therefore, the combustion efficiency of the waste tire is maximized.
Patent KR-20000052470-A (KR)
Title: Filter circuit
Inventor: HUJIWARA DAKASHI
IPC: H03K5/13
Filed: 1999-12-14
Abstract: PURPOSE: A filter circuit is provided to perform an all pass filter(APF) composed of MOS transistor. CONSTITUTION: A filter circuit comprising input AC signal(vin) inputted on a gate of NMOS transistor(M1). A -vin is gained from an M2 source terminal via inverted amplifier comprising NMOS transistor(M1,M2). The M2 gate contacted to a bias circuit composed of NMOS transistor(M7-M9) and positive current source(S11). The M2 source terminal connected to an M6 gate terminal. Input AC signal(vin) provide v1 through LPF comprising C11 and R11. Output of a LPF is contacted to an M3 gate and is doubly amplified by decresing the M4 gate size to the M3 as 1/4 with inverting amplifier composed of M3 and M4. The M4 gate is contacted to a bias circuit composed of NMOS transistor(M10, M11) and positive current source(S12). An M4 source terminal is contacted to an M5 gate terminal, and the output is produced on the M6 source terminal with an inverting amplifier composed of M5 and M6.
Patent KR-20010056075-A (KR)
Inventor: LEE YUN GWAN
IPC: C09B67/22
Filed: 1999-12-14
Abstract: PURPOSE: A light absorbing pigment for PDP(Plasma Display Panel) display device is provided to enhance a contrast by increasing the absorbance for visible ray, and facilitate the production of black dielectric substance used as raw materials for light absorbing pigment. CONSTITUTION: The PDP display device uses plasma luminescence. The light absorbing pigment for PDP display device is prepared by mixing PbO-based glass powder with black charcoal powder and oxide having high intensity. The black charcoal has porous structure, and enhances the absorbance for visible ray. If pigment is coated on the top side of the barrier rib of PDP, the contrast is increased due to the increase of the absorbance. The cost for raw materials and production is reduced using the pigment.
Patent KR-20010056101-A (KR)
Inventor: JUNG KIL CHUL
IPC: A01B69/00
Filed: 1999-12-14
Abstract: PURPOSE: Provided is a cultivator which migrates a rack gear fixed in a slave part by a cylinder at low rate in operating a direction-adjusting lever so that it prevents safety accidents in driving steep slope. CONSTITUTION: In the cultivator which includes a drive part and a slave part, the cultivator comprises the parts of: a fixed body(11) which is fixed at a shaft of the drive part with fixing both edges of power delivery tool at both edges; a first sprocket(21) which is fixed at the upper part of a rotation axis with matching the power delivery tool to a gear in the outer circumference; a second sprocket(22) which is rotated in the same direction as the first sprocket; a rack gear(24) which is fixed in the shaft of the slave part and matched to the second sprocket; and a controller(30) which is connected to the rack gear to control migration speed of the rack gear.
Patent KR-20010056477-A (KR)
Inventor: BAE SANG GI
IPC: B60R21/16
Filed: 1999-12-15
Abstract: PURPOSE: A BPT(Belt PreTensioner) wrong operation prevention device and method prevent a BPT from being driven by a noise without a separate safety impact sensor. CONSTITUTION: A device comprises an acceleration sensor(10), a microcomputer(20), an air bag driving part(30), a safety impact sensor(40) and a BPT driving part(50). The acceleration sensor(10) receives impact signals, filters them and amplifies them to output. The microcomputer(20) receives the signals from the acceleration sensor(10), analyzes the signals, determines expansion/nonexpansion and expansion time based on whether the impact signal exceeds impulse boundary to output switch signals and air bag driving signals and determines BPT driving signal expansion/nonexpansion based on the impressed voltage value to output BPT driving signals. The air bag driving part(30) receives the driving signal from the microcomputer(20) so that a transistor(Q1) is turned on to drive an air bag. The safety impact sensor(40) receives switch signals from the microcomputer(20) to turn on/off a switch therein and impresses the voltage distributed by the resistors(R3, R2) to the microcomputer(20) when the switch is turned on and the voltage distributed by the resistors(R1, R2) when the switch is turned off. The BPT driving part(50) receives the driving signals from the microcomputer(20) to turn on a transistor(Q2) to drive a BPT.
Patent KR-20010078508-A (KR)
Inventor: CHO JIN GUK
IPC: G06F9/345
Filed: 1999-12-17
Abstract: PURPOSE: A digital signal processor is provided to reduce a size of a program memory and the number of reading instructions by using a matrix expression in a digital processing algorithm so that it reduces an electric power consumption in portable electronics. CONSTITUTION: The device comprises a data storage module, an address generation module, and an operation module. The data storage module stores operand data including circular linked list type matrix data and operation result data. The operation module extracts the data, stored in an address generated by the address generation module, from the data storage module and performs an operation according to an instruction. The address generation module includes a matrix address storage module(22), an A address generation module(14a), a B address generation module(14b), and a C address generation module(14c). The matrix address storage module(22) stores an address of the circular linked list type matrix data, and outputs the first matrix data address, the second matrix data address and an operation result matrix data address. The A address generation module(14a) receives the first matrix data address from the matrix address storage module(22), and sequentially outputs the first operand data address according to the instruction. The B address generation module(14b) receives the second matrix data address from the matrix address storage module(22), and sequentially outputs the second operand data address according to the instruction. The C address generation module(14c) receives the operand result matrix data address from the matrix address storage module(22), and sequentially outputs a storage address of the operation result data according to the instruction.
Patent KR-20010057157-A (KR)
Inventor: JUN CHEOL WAN
IPC: H04N5/60
Filed: 1999-12-18
Abstract: PURPOSE: A TVCR sound receiver and a control method thereof are provided to receive and hear two stereo broadcastings simultaneously and record an other channel or a same channel as a hi-fi by inserting a multiplexing switch into a plurality of stereo sound detecting processors. CONSTITUTION: An SIF(Sound Intermediate Frequency) detector(105) performs an AM detection and an FM detection of a sound intermediate frequency signal outputted from a band pass filter(103). An SIF detector(106) performs the AM detection and the FM detection of a sound intermediate frequency signal outputted from a band pass filter(104). A stereo sound detecting processor(107) processes a stereo sound detection of an output signal of the SIF detector(105) by a control signal and selectively processes the detected signal, an AV sound signal, and a reproduction sound signal. The second stereo sound detecting processor(108) processes a stereo sound detection of an output signal of the SIF detector(106) and selectively processes the detected signal, a storing sound signal, and a hi-fi audio signal. A hi-fi sound head(112) reads a recorded hi-fi sound signal or stores a hi-fi sound record signal. A mono sound head(113) reads a recorded mono sound signal or stores a mono sound record signal. A hi-fi sound processor(111) receives a sound signal through the hi-fi sound head(112) and the mono sound head(113) by the control signal to output the received sound signal to the second stereo sound detecting processor(108), or stores an inputted sound record signal through hi-fi sound head(112) and the mono sound head(113).
Patent KR-20010057479-A (KR)
Inventor: KIM JONG CHAE
IPC: H01L21/336
Filed: 1999-12-23
Abstract: PURPOSE: A fabrication method of a semiconductor device is provided to minimize parasitic resistance of a memory device by allowing formation of a self-aligned silicide layer and thereby to enhance operation characteristics of a logic circuit device. CONSTITUTION: In the method, a gate is patterned with a gate oxide layer(14) and a polysilicon layer(15) stacked on a semiconductor substrate(11), and a thin nitride layer(16) is formed thereon. Next, a lightly doped region(17) is formed and a thick oxide layer is formed on a resultant structure. The oxide layer and the nitride layer(16) are then selectively etched to expose the polysilicon layer(15) of the gate. Next, the first silicide layer(19) is formed on the exposed polysilicon layer(15) in a self-aligned manner. After that, a nitride layer is formed on a resultant structure and planarized until the oxide layer is exposed. Therefore, a cap insulating layer(20) of nitride remains on the first silicide layer(19), and the oxide layer is wholly removed. Next, after a gate sidewall(21) and a source/drain region(22) are formed in sequence, the second silicide layer(23) is selectively formed on the source/drain region(22).
Patent KR-20010063897-A (KR)
Inventor: CHO BONG RAE
IPC: C21B9/00
Filed: 1999-12-24
Abstract: PURPOSE: A method for blocking counterflow and back fire of slag into a tuyere of a blast furnace is provided to minimize the sudden stopping time of the blast furnace and prevent fire accidents, thereby eventually minimizing the opportunity loss of production by preventing counterflow of slag into a tuyere and a branch pipe during sudden stoppage, and sensing back fire right before the generation of the back fire into an oxygen pipe, thereby cutting off the back fire. CONSTITUTION: The method comprises a first step (S100,S101,S102) of monitoring an air blowing amount, an internal temperature of a pulverized coal injection lance and a temperature of the surface of an oxygen blowing pipe in a process computer controlling the operation of a blast furnace; a second step (S103,S104) of shutting off supplying of oxygen and pulverized coal when an air volume is radically reduced, an internal temperature of the pulverized coal injection lance is rapidly decreased, or a surface temperature of the oxygen blowing pipe is suddenly increased from the signals detected in the first step; a fourth step (S105) of cutting off hot air current ejected as a heat resistant resin is rapidly expanded by opening the heat resistant resin; and a sixth step (S106) of cooling slag and hot metal filled in apertures of the heat resistant resin by injecting liquified nitrogen.
Patent KR-20010059670-A (KR)
Inventor: LEE HYEON GEOL
IPC: H04B7/26
Filed: 1999-12-30
Abstract: PURPOSE: A program upgrade method for a mobile communication terminal is provided so that a user can easily add and delete programs merely by selecting program addition/deletion in a menu of the mobile communication terminal. CONSTITUTION: A controller performs an initial operation(200), and maintains a standby mode(202). When receiving a key signal from a key input unit, the controller confirms whether the received key signal is a key signal requesting an additional program(204). If so, the controller judges whether an additional program upgrade is requested through a radio unit(206). The controller drives a reception unit and a frequency synthesizing unit in order to receive data(208). Thereafter, the controller drives a transmission unit to perform dialing to access an upgrade server. On the other hand, the controller performs an initial operation according to a data transmission speed by driving an external access unit(210). The controller stores reception data in a memory. Accordingly, the user can easily upgrade a wanted program. When the user presses program deletion in a menu, kinds of programs are displayed in a display region of a display unit, so that the user can select a wanted program for deletion.
Patent KR-20010059681-A (KR)
Inventor: JU OK SOON
IPC: A23L19/00
Filed: 1999-12-30
Abstract: PURPOSE: Provided is a method for manufacturing balloon flower kimchi to supplement people's diet with the nutrients which the balloon flower contains and to offer unique kimchi with different taste. CONSTITUTION: The method for manufacturing balloon flower kimchi is characterized by the following steps of: i) pickling balloon flower in salt water for 8-10 hours and washing and drying the pickled balloon flower; ii) finely cutting balloon flower; iii) mixing 60-70% of the balloon flower, 15-30% of shallots, and 4-5% of garlic and ginger; iv) mixing the ingredients with a variety of condiments; and v) fermenting the balloon flower kimchi until the balloon flower kimchi loses bitterness and its fiber becomes tender with unique and different taste.
Patent KR-20010066535-A (KR)
Inventor: BAE SANG JUN
IPC: G02B6/00
Filed: 1999-12-31
Abstract: PURPOSE: A gas supplying apparatus using magnetic fluid in MCVD process is provided which employs the magnetic fluid for sealing of reactive gases to prevent the reactive gases from leaking. CONSTITUTION: A sealing structure of a shaft(10) which supports rotation of a glass tube(50) and supplies reactive gases in MCVD process is constructed in such a manner that a permanent magnet(40) is placed at a rotary connector(16), a pole piece(30) for forming a magnetic field is set at both sides of the permanent magnet and magnetic fluid(20) is filled between the pole piece and the shaft. The rotary connector is rotatably combined with the shaft through the medium of a bearing(14) to be connected to the glass tube. A plurality of holes are formed on the surface of the shaft to concentrate the magnetic field on the magnetic fluid.
Patent KR-20010039503-A (KR)
Inventor: LEE PAL JIN
IPC: D06F37/24
Filed: 1999-12-31
Abstract: PURPOSE: A detecting method classifies overturn, inundation and unbalance phenomenon of a washing machine during dewatering stroke to smooth dewatering operation by the classifying result. CONSTITUTION: A detecting method comprises an allowed frequency setting up step(S110) and an abnormality determining step(S140, S150, S160, S170, S180, S190). The allowed frequency setting up step(S110) is to detect variation of frequency by the inductance variate by the interaction between a coil and a ferromagnetic and set up allowed frequency range in a normal condition during dewatering stroke. The abnormality determining step(S140, S150, S160, S170, S180, S190) is to continuously detect the variation of frequency during dewatering stroke and determine that abnormal dewatering is now under way if the detected result is without the allowed frequency range.
Patent KR-20000023743-A (KR)
Inventor: SAITOH KAZUYA
IPC: C03C3/06
Filed: 1999-01-12
Abstract: PURPOSE: An ultra-low loss glass having low Rayleigh scattering loss is provided which is excellent as the mother material of a glass fiber for long distance forwarding by doping impurities to a high purity glass. CONSTITUTION: An ultra low loss glass is obtained by doping at least one metallic oxide selected from Na2O, K2O, Li2O, MgO, CaO, PbO of 1- 500 wt, ppm to a high purity glass which loosen the tetrahedron network structure of silica. The resultant glass is used for the optical fiber due to low Rayleigh scattering compared with a pure silica glass.
Patent KR-20000068037-A (KR)
Title: 텔레비전 프로그램 네버게이팅
IPC: H04N21/431
Filed: 1998-04-09
Abstract: 텔레비전 프로그램 사이를 네버게이팅하는 방법이 기술된다.  텔레비전 수상기는 이용가능한 프로그램을 나타내는 서브-이미지를 갖는 모자이크 영상을 디스플레이한다.  수상기는 또한 프로그램 디스크립터를 갖는 전자 프로그램 가이드를 수신한다.  "테마" 버튼(42) 작동시, 시청자는 예컨대 "영화"와 같은 원하는 프로그램 형태로 들어갈 수 있다.  그에 응답하여, 원하지 않는 프로그램을 나타내는 서브-이미지의 휘도는 감소된다.  이로써, 사용자는 그에게 익숙한 모자이크 구조를 유지하면서 모지이크 스크린상의 그 위치와 채널 사이의 관계를 잃지 않고서 그가 관심을 갖고 있는 프로그램 사이를 네버게이팅하는데 도움을 받는다.
Patent KR-20000068230-A (KR)
IPC: H04N21/438
Filed: 1998-06-19
Abstract: 송신측의 다중화부에서, 각 신호처리부로부터의 정보량을 추정하고, 각 정보량에 기초하여 다중화 코드를 결정하고, 결정된 제1다중화 코드의 패리티를 취해, 이를 제2다중화 코드로 하고, 각 다중화 코드에 각각 CRC를 부가하여 2개의 헤더(H1,H2)를 작성하고, 다중화 코드에 합쳐 각 미디어의 정보데이터를 취출하며, 2개의 헤더(H1,H2)와 합쳐 패킷에 짜넣어 출력한다.   수신측에서는 H1의 에러정정이 불가능한 경우에 헤더(H2)를 이용하여 에러정정 복호하고, H2의 에러정정도 불가능한 경우에는 H1, H2를 합쳐 에러정정 복호한다.