baber/WOPTO huggingface dataset:
Patent KR-20000003874-A (KR)
Title: Method for manufacturing a trench isolation and structure thereof
Inventor: KIM GI NAM
IPC: H01L21/762
Filed: 1998-06-29
Abstract: PURPOSE: A fabrication method of a trench isolation and structure thereof are provided to prevent a variation of a threshold voltage of selected cell according to a potential of storage node of non-selected cell. CONSTITUTION: The trench isolation method comprises the steps of: forming a trench etching mask layer(208) on a semiconductor substrate(200); forming a trench(210) by etching the semiconductor substrate(200) using the trench etching mask layer(208); forming a thermal oxide(212) at bottom and both sidewalls of the trench(210); forming a conductive layer on the thermal oxide(212) to entirely fill the trench; fattening the conductive layer to expose the upper surface of the trench etching mask layer(208); selective etching a portion of the conductive layer, wherein the upper surface of the conductive layer is lower than that of the semiconductor substrate(200) formed at both sides of the trench; and depositing a trench isolation layer(216) on the resultant structure to entirely fill the step coverage region between the surface of the conductive layer and the surface of the trench etching mask layer.
Patent KR-20000009492-A (KR)
Title: Cell array of nor type mask rom accomplishing after passivation programming and method for making same
Inventor: LEE UN KYEONG
IPC: H01L27/112
Filed: 1998-07-24
Abstract: PURPOSE: The cell array is to repress programming defect by improving uniformity of impurity which is ion-introduced to channel area of cell transistor when after passivation layer forming, ion is introduced to the channel area to accomplish programming. Method for producing such a NOR type mask ROM is also provided. CONSTITUTION: The cell array comprises a metal pattern of single layer construction formed on semiconductor substrate on which interlayer insulation is formed, an insulation film for flattening which fills a space between the metal patterns and thus is flattened, a passivation layer formed on the insulation layer for flattening. The method forms source/drain as embedding diffusion layer on the semiconductor substrate, and then forms a gate dielectric film and gate pattern perpendicular to the embedding diffusion layer. After interlayer insulation film is deposited on the resulting products, contact hole is perforated to form metal pattern which is connected to the drain area. Then, flattening insulation film is deposited on the resulted product having metal pattern to progress flattening. Next, the insulation film for flattening forms passivation layer on the flattened semiconductor device. Lastly, ion is introduced to the passivated semiconductor substrate to progress ROM code programming.
Patent KR-19990014274-A (KR)
Title: 플렉시블 기판용 전기 커넥터
IPC: H01R12/79
Filed: 1998-07-29
Abstract: 본 발명은 플렉시블 기판용 전기커넥터에 관한 것이다. 본 발명은 높이치수가 작은 플렉시블 기판용 전기커넥터를 제공하는 것을 목적으로 한다. 
     본 발명의 커넥터는, 가압부재가 개방위치에 있을 때에는 접촉자의 회전운동안내부 즉 암 형상부와 접촉자의 접촉부 상에 배치된 플렉시블 기판과의 사이에는, 어떠한 가압부재의 부분이 존재하지 않고, 가압부재의 소정위치까지 회전운동시에 처음으로 가압부가 들어가게 된다. 종래는, 가압부재의 개방시에도, 상기 암 형상부와 플렉시블 기판과의 사이에 가압부재의 일부가 회전운동 안내부로서 존재하였다. 따라서, 본 발명에 있어서는 이것이 존재하지 않게 되는 만큼, 하우징의 높이가 작아진다.
Patent KR-19990029668-A (KR)
Title: 지지 구조물에 마모 부재를 고정시키는 록, 및 상기 마모 부재의 고정 및 교체 방법
IPC: E02F9/28
Filed: 1998-09-10
Abstract: 본 발명은 굴착기의 지지 구조물에 마모 부재를 고정시키는 신장가능한 록에 관한 것이다.  이러한 록은 마모 부재를 유지시키고 해제시키기 위해 신장 및 수축될 수 있는 베이스 및 몸체를 각각 포함하고 있다.  몸체는 마모 부재 상의 대응 베어링면과 결합하는 경사진 베어링면을 구비하여서 지지 구조물 상에 마모 부재를 당기고 마모 부재가 의도치 않게 해제되는 것을 방지한다.
Patent KR-20000019906-A (KR)
Title: Method for preventing short of wire connected between bonding pad and lead finger
Inventor: WOO CHAN HEE
IPC: H01L23/48
Filed: 1998-09-16
Abstract: PURPOSE: A method for preventing short of wire connected between bonding pad and lead finger is provided to prevent the bending or short of the wire between a function bonding pad and function lead fingers and between a dummy bonding pad and dummy lead fingers. CONSTITUTION: A method for preventing short of wire connected between bonding pad and lead finger comprises a step forming a dummy bonding pad(200), a step designating lead fingers as dummy lead fingers(210), and a step bonding through wire(12) between a function bonding pad(100) and function lead fingers(110) and between the dummy bonding pad(200) and dummy lead fingers(210).
Patent KR-20000020207-A (KR)
Title: Apparatus for restraining unnecessary colors in camera
Inventor: PARK HONG GI
IPC: G03B33/06
Filed: 1998-09-18
Abstract: PURPOSE: An apparatus for restraining unnecessary colors in camera is provided to represent a color signal at a high brightness part by restraining unnecessary colors. CONSTITUTION: An apparatus for restraining unnecessary colors in camera comprises a vertical correlation detecting unit(100), a reference signal generating unit(200), a comparison and operation unit(300), a signal generating unit(400), and a multiplier(500). The vertical correlation detecting unit detects a vertical correlation of an input brightness signal. The reference signal generating unit generates a reference signal to compare the output signal from the vertical correlation detecting unit. The comparison and operation unit compares and calculates the outputs from the vertical correlation detecting unit and the reference signal generating unit. The signal generating unit generates a color restraining signal according to the output signal from the comparison and operation unit. The multiplier multiplies the color restraining signal and the input color signal.
Patent KR-20000020978-A (KR)
Title: Material for gasket and electric insulating materials using waste synthetic fiber and producing method thereof
Inventor: HAN JUNG KWANG
IPC: B32B5/16
Filed: 1998-09-25
Abstract: PURPOSE: A material for a gasket and for electric insulating materials is provided to prevent the material from deforming caused by temperature change and to increase intensity and durability. CONSTITUTION: A new material is composed of 45 to 55% of polyester, 35 to 45% of extra chemical thread such as nylon, rayon, acryl and so on and 10% of additional impurities such as natural thread, plastics and so on. The new material is beaten like cotton in order to make a felt material like unwoven fabric. The beaten felt material is sprayed with a solubility heat hardening melamine resin, a factor resin and talk in 30g/m2. Then the material is dried through a net dryer in a regular temperature to endure outer humidity and to keep 13% of the contained water amount. The dried felt material is pressed by a roll into a high frequency electric furnace with 90 to 110 Kg/cm¬2 pressure per thickness in a temperature of 180 to 210 deg.C. Then the material is cooled with 15Kg/cm¬2 pressure to be less than 40 deg.C of the surface temperature.
Patent KR-20000021477-A (KR)
Title: Carrier for carrying semiconductor wafer
Inventor: KIM HAN SEONG
IPC: H01L21/50
Filed: 1998-09-29
Abstract: PURPOSE: A carrier for carrying a semiconductor wafer is to stably carry the carrier in which a plurality of wafers are stacked, thus prevent the wafer from being broken, and thereby enhance the productivity. CONSTITUTION: A carrier(10) comprises a prominence and depression part(12) formed at a predetermined portion of a side wall thereof, for preventing an operator's hand holding the carrier from being slided during carrying the carrier. The prominence and depression part may be formed at the front and rear side wall of the carrier. The carrier can be also applied to the carrying wafers having a large diameter of 300 mm or more. The operator carries the carrier with holding the prominence and depression part.
Patent KR-20000021997-A (KR)
Title: Artificial hair made of vinyl chloride resin and its production method
Inventor: BAEK SUNG HYUP
IPC: A41G3/00
Filed: 1998-09-30
Abstract: PURPOSE: A method to produce artificial hair which improves heat stability of fused resin, viscosity, winding property, flatteness and thickness control of yarn, and production yield by 30-50% as high speed winding becomes possible is provided, thus produced hair is lighter than conventional artificial hair by 28%, so that it causes cost-saving effect and also has improved soft feeling and gloss. CONSTITUTION: An artificial hair is made by adding, in hundred parts per weight of a complex PVC resin, 10-30pts.wt of chlorinated PVC resin(C-PVC) and 1-10pts.wt. of acryl resin to 100pts.wt. of the complex PVC resin which is comprised of 50-80wt% of PVC resin having 900-1200 degree of polymerization and 20-50wt% of PVC resin having 700-850 degree of polymerization, mixing it properly, then adding 2-20pts.wt. of a heat stabilizer comprised of butyl tin malate ester, butyl tin mercaptide, and butyl tin laurate, and 2-12pts.wt. of an anti additive to the mixture and mixing it again, pelletizing the composition with an extruder, and melt-spinning the pellets using a nozzle having a cross sectional shape of C, or a figure of 90° rotated 8. The produced artificial hair provides soft and smooth feeling just like natural hair, and has light weight and improved gloss.
Patent KR-20000025787-A (KR)
Title: Double combustion system of gas cooker
Inventor: KIM IN KYU
IPC: F24C15/00
Filed: 1998-10-14
Abstract: PURPOSE: A double combustion system for a gas cooker is provided to burn exhaust gas and other odor elements again before exhausting the gas and elements. CONSTITUTION: A double combustion system is worked by the steps of: starting to cook food by lighting an upper and a lower burner(30,40) after putting cooking material on a tray(25) of a cooking chamber; heating the cooking material by spraying gas from each burner; transferring the combustion gas and odor elements generated from the cooking chamber to an exhaust path(22); and burning the unburned gas and odor elements in the combustion gas with a flame generated from the upper burner and a horizontal combustion plate(49P) of an inner bracket(49) heated by the lower burner. Also, the unburned gas and the odor elements are burnt by a flame generated from a re-combustion burner when installing another re-combustion burner on the mouth of the exhaust path.
Patent KR-20000025923-A (KR)
Title: Method for controlling radio packet reservation multiple access using plurality of channels for reservation use
Inventor: SONG JAE SEOP
IPC: H04W28/26
Filed: 1998-10-15
Abstract: PURPOSE: A method for controlling radio PRMA(Packet Reservation Multiple Access) is provided to secure each service quality, by reducing control load even when traffic congestion, in a radio packet communication system. CONSTITUTION: A method for controlling radio PRMA(Packet Reservation Multiple Access)comprises the steps of: setting up a plurality of channels for reservation use corresponding to each service quality and communication channels, on a packet radio transmission line between a base station and a mobile station; the mobile station delivering a reservation signal by selecting one channel for reservation use among the plurality of the channels for reservation use, according to service quality desired to a corresponding transmission packet; and the base station performing transmission control to the communication channels of the transmission packet, according to service quality corresponding to the channel for reservation use of the reservation signal, received normally. The plurality of channels for reservation use has many channels according to each service quality. Numbers of the each channel are adaptively controlled according to traffic, and channels for reservation use are divided every service class.
Patent KR-20000026126-A (KR)
Title: Directional control device of rack bar
Inventor: LEE SANG EUN
IPC: B62D3/12
Filed: 1998-10-17
Abstract: PURPOSE: A directional control device of a rack bar is provided to decide easily the direction of a rack bar by using a slot formed on a rack bar and manufacture regardless of the length of a product using a brake cylinder. CONSTITUTION: A directional control device of a rack bar comprises; a moving plate(14) fixed to move backward and forward by a LM guide(12) installed on the upper part of a plate(10); a cylinder bracket(16) installed on the rear of the moving plate; a brake cylinder(18) fixed on the cylinder bracket and makes the moving plate move backward and forward; a housing(20) fixed on the upper part of the moving plate; an air cylinder(34) fixed on the outside of a cylinder plate(36) installed on the both sides of the housing and places a locating shaft(24); a rotary cylinder(32) for rotating a locating shaft(24); a rotary cylinder placed on the rear of the locating shaft and rotates the locating shaft; a salient sensor(44) placed on a sensor bracket(42) for sensing a salient of the locating shaft, therefore the locating shaft connected to the rotary cylinder decides the direction on rotation regardless of the length of a product by a brake cylinder(28).
Patent KR-20000033431-A (KR)
Title: Method for forming copper wire
Inventor: LEE SOO KEUN
IPC: H01L21/28
Filed: 1998-11-23
Abstract: PURPOSE: A method is provided to prevent a low dielectric layer from being revealed during a CMP(Chemical Mechanical Polishing) process, when forming a Cu wire using a damascene process. CONSTITUTION: A method comprises the steps of: forming an interlayer dielectric film(102) and a first insulation laye(104) on top of a semiconductor substrate where a first wire layer(100) is formed; forming a low dielectric layer(108) and a second insulation layer(110) on top of the resulted structure; forming a trench by etching the second insulation layer and the low dielectric layer; forming a Cu layer(116) on top of the resulted structure; and forming a Cu wire layer in the trench by polishing the Cu layer with a chemical-mechanical polishing method until the second insulation layer is revealed. Additionally, a via(114) revealing the first wire layer is formed by etching the first insulation layer and the interlayer dielectric layer before forming the low dielectric layer, and a metal plug is formed in the via.
Patent KR-19990014604-A (KR)
Title: 무균 살균장치
Filed: 1998-11-26
Abstract: 본 발명은 무균 살균장치에 관한 것으로서 특히, 압력을 가한 물을 열원으로 삼아 저장, 예열, 살균, 냉각 과정을 거치는 공정으로 이루어지고, 스크류 형상의 주름이 형성된 이중파이프를 이용한 살균방식을 이용하여 최적의 조건 및 효율로 살균할 수 있는 무균 살균장치에 관한 것으로서, 전체 파이프의 관내의 용량과 용적이 같으며 미살균시 재회수, CIP용액 회수, 질소치환 등의 역할이 이루어지는 무균포집탱크(10)와; 살균하고자 하는 재료의 물성에 따라 최적의 배열 바뀌는 이중관으로 구성된 살균을 위한 살균파이프(20)와; 미생물의 사멸시간 유지를 위한 호울딩튜브(30)와; 1, 2차 파이프로 나누어져 있으며 살균된 재료를 냉각시키는 이중관으로 구성된 냉각파이프(40)와; 살균에 필요한 열의 공급을 위한 열교환기(50)와; 관내의 세척을 위한 CIP펌프(60)와; 재료의 이송을 위한 로터리펌프(70)와; 상기 열교환기(50)에서 수증기와 열교환하여 가열된 가압수를 상기 살균파이프(20)의 이중파이프 구조의 외주부(22)로 보내는 물펌프(80)와; 상기 구성요소들을 제어하는 제어기(90)로 구성되어, 최적의 온도와 시간에 효율적으로 살균할 수 있는 발명인 것이다.
Patent KR-20000004869-A (KR)
Title: Exhausting device and exhausting method
Inventor: SADAKADA DAKAYUKI
IPC: H01L21/302
Filed: 1998-11-26
Abstract: PURPOSE: An exhausting device is provided to reduce or to eliminate an exhaustion of the earth warming gas from a vacuum pump and to save energy. CONSTITUTION: An exhausting device comprises:a vacuum pump(2) absorbing an exhausting gas from a manufacturing equipment(1); a harm eliminating equipment(3) fed with a harmful gas for eliminating the harmful gas and discharging as a waste; the harm eliminating equipment using an instrument filled with an absorbent such as an activated carbon, an activated alumina, and a molecular body or a chemical reactor such as an alkali material added activated carbon and activated alumina; the exhausted gas from the harm eliminating equipment raised to a gas compressor(24); and a filter(25) eliminating a particle contained in the compressed gas.
Patent KR-20000038287-A (KR)
Title: Circuit for warning action of circuit breaker in vehicle
Inventor: KIM YEONG IL
IPC: F02N11/08
Filed: 1998-12-05
Abstract: PURPOSE: A circuit for warning an action of a circuit breaker is provided to easily inform a driver of a state of a start electromotor by lighting on a lamp when the start electromotor is overheated and the circuit breaker is operated. CONSTITUTION: A circuit breaker(1), a lamp and a resistance are each connected in parallel, and the size of the resistance is set up in order of circuit breaker, lamp and resistance. In the normal operation, most of the current flow through the circuit breaker(1) by the resistance difference of circuit breaker, lamp and resistance, so that the lamp is turned on. On the other hand, when the circuit breaker is turned off, the current flows through the lamp by the resistance difference between the lamp and the resistance, and the lamp is turned on. Herein, the resistance is connected with the circuit breaker in parallel so the lamp as not to be turned on when the circuit breaker is on. Accordingly, since a user thinks that the circuit breaker is out of order if the key switch is turned on until the inner temperature drops, the user confirms the normality of the vehicle.
Patent KR-20000038743-A (KR)
Title: Pneumatic tire preparing for puncture
Inventor: LEE HWA YEONG
IPC: B60C17/00
Filed: 1998-12-09
Abstract: PURPOSE: A pneumatic tire for puncture is provided to prevent deterioration of riding comfort due to a reinforcement of a side wall part, reduce manufacturing process and cut down manufacturing cost. CONSTITUTION: An air pressure tire for puncture comprises a thread part(1), side wall parts(2) on both sides of the thread part(1) and bead parts(3) extended from the each wall parts(2). Many layers of reinforcing cord papers are layered on the side wall art(2). A reinforcing belt layers(5) are mounted in the reinforcing cord papers to improve the strength of the side wall part(2). Each of the reinforcing belt layers(5) has steel cords arranged therein having an apposing direction to the cords arranged in the neighboring reinforcing belt layers(5). Therefore, the deterioration of riding comfort and the separation of bead part is prevented by supporting the tread part without thickening the thickness of the tire, further a manufacturing cost is cut down and a productivity is increased through a small cost and a simple process.
Patent KR-20000040268-A (KR)
Title: Medium access control method for voice and data integrated service in cdma network
Inventor: KIM JIN DAE
IPC: H04B7/26
Filed: 1998-12-17
Abstract: PURPOSE: A medium access control method for voice and data integrated service in the CDMA(Code Division Multiple Access) network is provided to maximize the efficiency of channels and to achieve the satisfied service quality of voice and data. CONSTITUTION: If the first packet at an idle state(601) is generated(602), the transition of voice and data terminals is made to a pro-active state(603). A base station annunciates cut-off priority to all terminal(604). Each of the terminals transfers reserved packet only in case that its priority is larger than the cut-off priority(605,606). The base station receives the reserved packet with a channel(607). The transition of a terminal of the associated packet successfully received the reserved packet is made to a stand-by state(608,609). The base station annunciates a channel allocation result to all terminals according to the order of priority(610). According to the channel allocation result, a terminal reserved for a channel to transfer transmits the traffic packet using a time division slot and a transfer code(611,612). A voice and data traffic packet transferred to an upward link traffic channel by each terminal is received by the base station(613).
Patent KR-20000040703-A (KR)
Title: Liquid crystal display module and information processing unit using the same
Inventor: KWON YOON SOO
IPC: G02F1/1333
Filed: 1998-12-19
Abstract: PURPOSE: A liquid crystal display module and an information processing unit using the same are provided to combine the liquid crystal display module with a fixing bracket securely without combining them with a bolt. CONSTITUTION: An information processing unit using a liquid crystal display module includes a body(100) and a display(200). The display(200) includes a case, a first cross section(256a), a second cross section(256b), a bracket(254), a chassis(220), a mold frame(235), and the liquid crystal display module(230). The case consists of a front case(240) and a rear case(242). The first cross section(256a) is formed on a portion of the body. The second cross section(256b) is formed on the first cross section so as the terminal to be upwards. The bracket(254) includes a duck nose to fix the body on the rear case. The mold frame(235) fixes the second cross section on the chassis. The liquid crystal display module(230) includes the mold frame and a liquid crystal display panel contained in the chassis.
Patent KR-20000041219-A (KR)
Title: Method and device for tracking optical disk player
Inventor: LEE CHEOL WON
IPC: G11B7/09
Filed: 1998-12-22
Abstract: PURPOSE: A method and a device for tracking an optical disk player are provided to stably perform tracking when performing track jump or playback by using a step motor in an optical disk such as a CD-ROM, a DVD-ROM, or a DVD player. CONSTITUTION: A track jump mode is selected, and a tracking error signal is detected from a high frequency playback signal played back in pickup. The tracking error signal is converted into a TEZC(Tracking Error Zero Cross) signal. The number of the converted TEZC signals is counted. The numbers of tracks and micro-steps corresponding to the number of the TEZC signals are detected from a lookup table. A pulse width modulation signal corresponding to the number of the micro-steps is synchronized with the TEZC signal for being outputted to a step motor. Herein, the step motor is rotated according to the number of micro-steps. Thereby, the moving distance of an actuator-driving unit is minimized to improve the efficiency of the track jump.
Patent KR-20000042248-A (KR)
Title: Tester for durability of slide type switch of vehicle
Inventor: KANG HUI WON
IPC: G01M99/00
Filed: 1998-12-24
Abstract: PURPOSE: A tester is provided to test durability of a slide typed switch installed in the instrument of a vehicle by repeatedly operating the switch under a real vehicle condition. CONSTITUTION: In order to install a tester, a seat is removed from a seat. The length of a fixing bar(220) is adjusted to support the end of the fixing bar on the ceiling, the bottom and both sides of a vehicle. Then a jig(200) is fixed in the vehicle body and a switch operating device(100) is installed in the jig. A slide type switch is butted into a nipper board(110) of the switch operating device. A controller(300) operates an air supplier and the air supplier supplies and discharges air to reciprocate a piston rod(121) of a cylinder(120). The nipper board reciprocates with the piston rod and the slide type switch reciprocates with the nipper board. Thus, the slide typed switch is tested under the rear vehicle condition.
Patent KR-20000042950-A (KR)
Title: Auto focus control apparatus and method for comcorder
Inventor: KIM SEONG JIN
IPC: H04N5/232
Filed: 1998-12-28
Abstract: PURPOSE: An auto focus control apparatus is provided to execute precise auto focusing operations by performing auto focusing operations with the use of luminance distribution data having the characteristics indicating minimum values. CONSTITUTION: A focus lens moves forwards and backwards along an optical axis to focus on an object. A focus motor(14) moves the focus lens forwards and backwards in the optical axis direction according to a predetermined control. A signal processor has a logic unit constituted with an auto focus data generator and a luminance distribution data generator(306) to carry out the auto focus and produces auto focus data and luminance distribution data from a photographing video signal of the object photographed and inputted from a camera for the auto focusing.
Patent KR-19990037618-A (KR)
Title: 모니터(피씨)서류 받침대
Filed: 1998-12-29
Abstract: 본 발명은 모니터 사용후 키보드와, 서류 또는 전화기 등을 서류 받침대 위에 올려 놓아, 모니터 위의 공간을 최대로 활용 하여 업무에 편리하게 하였음.