baber/WOPTO huggingface dataset:
Patent KR-19990044965-A (KR)
Title: 적층파장판, 원편광판 및 액정표시장치
IPC: G02B5/30
Filed: 1998-11-03
Abstract: 본 발명에 따른 적층파장판은 전체 가시광범위에 걸쳐 1/2파장판 또는 1/4파장판의 기능을 유지하면서 특정파장범위의 바람직하지 않은 지연을 방지한다. 또, 본 발명에 따른 원편광판은 경계면에서의 반사가 거의 없으면서 넓은 파장범위에서 걸친 반사방지효과 및 뛰어난 열안정성을 보여준다. 
     본발명의 적층파장판은 단색광의 반파장의 지연을 부여하는 다수의 배향필름을 그 광축이 상호 교차하도록 적층하고, 파장에 대한 상기 배향필름의 복굴절차△n 1 및 △n 2 의 종속성이 각각 400nm(△n 1 ) 및 550nm(△n 2 )의 파장을 갖는 광에 기초하여 △n 1 /△n 2 < 1.05를 만족시킨다.  또 다른 양태의 적층파장판은 다수의 배향필름을 그 광축이 상호 교차하도록 적층하고, 파장에 대한 상기 배향필름의 복굴절차△n 1 및 △n 2 의 종속성이 각각 400nm(△n 1 ) 및 550nm(△n 2 )의 파장을 갖는 광에 기초하여 △n 1 /△n 2 < 1.05를 만족시키며, 사용되는 상기 배향필름은 단색광에 대해 1/2파장의 위상차를 부여하는 것과, 단색광에 대해 1/4파장의 지연을 부여하는 것을 조합한 것이다. 또 원편광판은 1/4파장판을 갖는 적층파장판과 한 편광판의 적층을 포함하고, 액정표시장치는 원평광판을 포함한 것이다.
Patent KR-20000038905-A (KR)
Title: Reflection plate of reflection type liquid crystal display
Inventor: SEO HYEON SIK
IPC: G02F1/136
Filed: 1998-12-10
Abstract: PURPOSE: A reflection plate of reflection type liquid crystal display is provided to improve the reflection ratio and stabilize the switching operation of the thin film transistor. CONSTITUTION: A reflection plate of reflection type liquid crystal display includes a substrate, a gate wiring(1) and a data wiring(2), a common wiring(3), a preservation layer, and a blocker metal(20). The gate wiring(1) and a data wiring(2) are formed on the substrate are define a plurality of pixel regions. Thin film transistors(14) are formed for each pixel region. The common wiring(3) is insulated from the thin film transistors, gate wiring, and the data wiring and is formed on the substrate. The preservation layer is formed on the thin film transistor(14). The blocker metal(20) is coupled to the common wiring(3) and is formed to overlap with the thin film transistor on the preservation layer.
Patent KR-20000039076-A (KR)
Title: Method and coating composition for reforming bathroom surface
Inventor: SON SEONG JUNE
IPC: B05D5/00
Filed: 1998-12-11
Abstract: PURPOSE: A method for simply reforming a tile, a toilet bowl, a washbowl or a bathtub etc. in a bathroom without reconstructing them is provided to improve the properties such as brightness and strength of the reformed surface and to enable various coloring corresponding to the needs of consumers. CONSTITUTION: A method for coating surfaces to reform a tile, a toilet bowl, a washbowl or a bathtub etc. in a bathroom comprises: a) prime coating wherein foreign substances comprising silicone is removed using FIBER-CLEAN(trade mark, product of COAT COATING COMPANY) to eliminate dirt and corroded part of the surface and then oily dirt is removed and the surface is treated using K7(trade mark, product of COAT COATING COMPANY) and J3(trade mark, product of COAT COATING COMPANY) as surface treating agents; b) preparing a raw material wherein a mixture of pearl pigment with gold powder or a mixture of pearl pigment with yellow soil is added to a base resin comprising RS resin, RSAB and SK present in a proportion of 4:1:0.9 by volume in which the amount of the mixture added to the base resin is 1 to 5% by volume based on the volume of the base resin; and c) base coating and color coating in a distance of 20 to 30 cm from coating surface using low pressure turbine type heat spray coating machine, heat spray coating with the coating solution, top coating and then drying.
Patent KR-20000039222-A (KR)
Title: Balance-unbalance circuit for matching circuit of power amplifier
Inventor: KIM CHEOL HU
IPC: H03H7/42
Filed: 1998-12-11
Abstract: PURPOSE: A balance-unbalance circuit for a matching circuit of a power amplifier is provided to convert an unbalance RF signal into a balance signal and which has an impedance converting function. CONSTITUTION: A balance-unbalance circuit for a matching circuit of a power amplifier includes a second short stopper (120); a coaxial cable(200) formed on the second short stopper(120) by soldering; and a first short stopper(110) connected with a central line of the coaxial cable(200). According to the circuit, the length of a coaxial cable used in a balance-unbalance circuit is /16 or less, such that an occupied area on a PCB is reduced. Furthermore, the first and second short stoppers is connected with the coaxial cable, such that the balance output impedance can be controlled.
Patent KR-20000042543-A (KR)
Title: Method for connecting telephone call
Inventor: YONG SE HYEONG
IPC: H04M1/00
Filed: 1998-12-26
Abstract: PURPOSE: A method for connecting a telephone call is provided to connect the telephone call without inputting keys, by making a telephone be automatically hooked-off by a person's voice volume level. CONSTITUTION: A method for connecting a telephone call comprises the steps of: if a ring signal is inputted, deciding whether a hook switch is turned off; if so, connecting the telephone call, and if not, sensing a voice inputted through a microphone; if a sensed voice level is within a user's prestored voice level range, connecting the telephone call, and if not, repeatedly executing processes from the second step.
Patent KR-20000042955-A (KR)
Title: Device for controlling purifying pressure for membrane of water purifier
Inventor: JOENG HWI DONG
IPC: B01D35/14
Filed: 1998-12-28
Abstract: PURPOSE: A control device of purifying pressure for a membrane of a water purifier is provided to perform control of purifying pressure against a membrane without power supply or an additional power resource as well as to improve purifying performance of a membrane. CONSTITUTION: When water purifying performance of a membrane is stopped due to stoppage of water tapping, air is filled in a pressure control device(1) and a float(3) is shifted to the lower part by gravity. Raw water as much as the tapped water is supplied into a membrane filter according to the opening of an automatic raw water cut off valve(62) if a user takes out water from a reservoir tank(68). The raw water is flowed into an outer tub(21) and the float ascends on the water by buoyancy. The protruded end of an upper pipe(38) contacts to an upper discharge orifice(25). An upper packing(39) closes both channels on the circumference of an upper plunger(32) of the float thus the channel of the inner part of the outer tub to the discharge orifice is blocked up. The raw water is discharged to a removal water discharge line. If water is filled in the float, the air in the float is discharged to a removal water discharge line(72) by passing through an upper orifice(34) of the float, the upper pipe, the upper discharge orifice and an upper discharge port(23).
Patent KR-20000043220-A (KR)
Title: Fabrication method of transistor of semiconductor device
Inventor: KIM TAE WOO
IPC: H01L29/78
Filed: 1998-12-28
Abstract: PURPOSE: A fabrication method of a transistor in a semiconductor device is provided to reduce gate induced drain leakage by decreasing an overlap between gate and drain regions. CONSTITUTION: In a fabrication of a transistor, a trench isolation(11) and a well(13) are formed in a semiconductor substrate, and a nitride layer(15) is deposited on overall surfaces. The nitride layer(15) is then patterned to partly expose the substrate. The exposed substrate is then oxidized and therefore an oxide layer(17) is formed thereon. Next, a first gate electrode(19) such as polysilicon or tungsten silicide is formed on the oxide layer(17). Subsequently, a second electrode(21) such as polysilicon or tungsten silicide is deposited on entire surfaces and then patterned to connect with the first gate electrode(19). Next, an insulating spacer(23) such as nitride or oxide is formed on sidewalls of the second gate electrode(21). Then, the nitride layer(15) on the substrate is selectively removed by using the spacer(23) as a mask. Next, source/drain regions(25) are formed in the substrate by ion implantation.
Patent KR-20000045563-A (KR)
Title: Method and device for welding of welding material formed with corrugation
Inventor: LEE IK SEOB
IPC: B23K9/127
Filed: 1998-12-30
Abstract: PURPOSE: A corrugation welding method and a device are provided to move a position up, down, right and left and to easily weld a corrugation by tracing a corrugation welding section through the seam tracking of welding material with a laser vision sensor. CONSTITUTION: A corrugation shape of welding material is subdivided into a first, a second, a third and a fourth point in order to laser-trace. Herein, the first point is consisted of a horizontal initial section, and the second point is consisted of a rising section formed between the top of the corrugation and the first point. Further, the third point is the highest top part of the corrugation while the fourth point forms a descending section. Certain data is output with a controller by image-processing the seam and corrugation shape tracking through a sensor member. A position is corrected by comparing with the traced and processed data. Further, movement speed is controlled by converting the shapes of seam and corrugation to the movement speed of a welding torch(120) and a movement distance and controlling the four-shaft driving and the two-shaft driving of a sensor member(300).
Patent KR-20000045928-A (KR)
Title: Baking apparatus
Inventor: KIM SANG GYUN
IPC: H01L21/02
Filed: 1998-12-30
Abstract: PURPOSE: A baking apparatus is to uniformly supply a heat on an entire area of a wafer and minimize a heat loss. CONSTITUTION: A baking apparatus comprises a main body(100) which has an exhausting port(102) at one side thereof, a cover(104) which is formed to encapsulate an inner wall of the main body and has a plurality of holes on a surface thereof, a wafer loading portion(108) for loading a plurality of wafers, an electromagnetic wave generating portion(110) which is mounted in the main body. The cover is made of a metal. In the apparatus, when the plurality of wafers are completely loaded in the wafer loading portion, an electromagnetic wave is generated from the electromagnetic wave generating portion. At this time, a photoresist is coated on the wafers to form a photoresist layer. A lattice vibration is generated at the photoresist layer by the electromagnetic wave and thus a heat is generated.
Patent KR-20000046444-A (KR)
Title: Semiconductor package
Inventor: LEE SU HYEON
IPC: H01L23/28
Filed: 1998-12-31
Abstract: PURPOSE: A semiconductor package is to form a through hole at an upper and lower side of an edge face of a die pad, thereby improving an adhesive force of a molding compound resin. CONSTITUTION: A semiconductor package(10) comprises a semiconductor chip, a die pad(20) on which the semiconductor chip is mounted, a lead, a wire for connecting between the lead and the pad of the semiconductor chip and a molding compound resin which is coated on the wire. In the semiconductor package, the die pad is formed with a through hole(30a) at edge faces thereof so that a molding compound resin(40) is filled into the through hole when performing a molding process. The through hole is formed into a stepped type to further increase an adhesive force between the die pad and the molding compound resin.
Patent KR-19990076645-A (KR)
Title: 카프롤락탐 및 헥사메틸렌디아민의 병산 방법
IPC: C07C211/12
Filed: 1996-12-11
Abstract: 아디포디니트릴로부터 카프롤락탐 및 헥사메틸렌디아민을 병산하는 방법이 개시되어 있다.
Patent KR-19990082634-A (KR)
Title: 샌드 몰드 에어임팩트 또는 블라스트 압축기계
IPC: B22C15/28
Filed: 1997-12-17
Abstract: 본 발명의 기계에는 디퓨저(2)를 통해 몰딩박스(3)로 분사공기의 유동을 공급가능한 압력드럼(1)이 제공되고, 본 발명의 특징인 특정 밸브시스템을 보면, 차례로 디퓨져가 단단히 부착되는 관형의 밸브몸체(7)가 지지프레임(8)에 의해 드럼(1)의 입구에 고정되며, 중앙의 코아(15), 공기 유출구인 주변통로(16)에 의해 상기 조립체가 형성되고, 상기 조립체내에서, 내부의 밸브씨트(14)가 주변영역을 통해 밸브몸체(7)의 주변영역에 고정되는 관형 박막(11)이 구성되며, 가압에 의해 박막(11)이 씨트(14)에 대해 교축되고, 그 결과 밸브가 폐쇄되는 동일 구성요소의 외부에 챔버(12)가 구성된다.  밸브(11-14)들의 개방에 의해 디퓨져(2)를 통해 몰딩박스(3)의 주변영역위에서 주로 집중구조를 이루는 공기 제트(jet)가 형성되어 상기 모래(5)들의 압축작용을 개선한다.
Patent KR-20000011142-A (KR)
Title: Method of improving skin condition
Inventor: GUBERNICK JOSEPH
IPC: A61K8/00
Filed: 1997-05-13
Abstract: PURPOSE: A method of improving skin condition by administering to the skin a physiologically acceptable substrate that is exposed to a magnetic vector potential field and that contains information energy is disclosed. CONSTITUTION: The skin condition improvement method comprises the steps of: exposing a physiologically acceptable substrate to a magnetic vector potential field; and administering the exposed physiologically acceptable substrate containing an information energy to the skin. The state of the substrate is a gas, a liquid, a solid, or a liquid crystal.
Patent KR-20000016176-A (KR)
Title: Device for processing corrosive melting metal
Inventor: MEAHELICH JOHN
IPC: B22D17/20
Filed: 1997-05-29
Abstract: PURPOSE: A device for processing a corrosive melting metal is provided to particularly apply to the process of a highly corrosive and erosive substance in a range of a corresponding temperature in a melting or half-melting state. CONSTITUTION: A device for processing a corrosive melting metal is comprised of:a reciprocal movement compressor(11) having a metal mold(16) and a coupled barrel. Herein, the barrel(12) of the compressor includes an injecting aperture(18) placed facing one end and a discharging hole(20) placed facing the other end. In addition, the injecting hole is applied to store a metal material from a solid phase e, pallet or liquid metal supplier, and a heating element(24) heats the metal material or keeps at the prearranged temperature so the material as to be employed in two phase areas based on the state of the metal material stored in the barrel.
Patent KR-20000016550-A (KR)
Title: Method and apparatus of preserving power of remote unit in dispatch system
Inventor: LEKVEN ERIC J
IPC: H04B7/26
Filed: 1997-06-06
Abstract: PURPOSE: A method and an apparatus for remote unit operation in a multiple access system and for power conservation in a remote unit are provided. CONSTITUTION: To reduce the power consumption of a remote unit in a dispatch system the remote unit enters a dormant state. A base station transmits a forward link broadcast signal and monitors a common access channel. A first remote unit continually receives and decodes the forward link broadcast signal and determines whether said forward link broadcast signal comprises active signals. If the remote unit determines that the forward link broadcast signal comprises no active signals for some a duration T1, the first remote unit enters a dormant mode. In the dormant mode the remote unit sporadically receives and decodes said forward link broadcast signal. If this remote unit or any other remote unit on the same net presses a push to talk button, it transmits a message on the common access channel. In response, every remote unit on the net which is in a dormant state exits the dormant state and continually monitors the forward link broadcast signal.
Patent KR-20000022376-A (KR)
Title: Wiper blade
Inventor: KOTLARSKI THOMAS
IPC: B60S1/40
Filed: 1998-03-24
Abstract: PURPOSE: A wiper blade is provided which has a stretch strip of rubber in contact with the window-pane to be cleaned. CONSTITUTION: The wiper blade has an elastic carrying item(12) elongated longitudinally. A link device(16) is arranged in its central paragraph at the top side. Through these assistance, the wiper blade having a propelled wiper arm can be connected with the spring rail of the carrying item. At the free end(20) of the wiper arm(18), serving hooks used as a means for counter-shoulder is formed and embrace a hinge pin(22) belonging to the link device(16).
Patent KR-20000050288-A (KR)
Inventor: HAN EUN SU
IPC: H01L21/00
Filed: 1999-01-02
Abstract: PURPOSE: A wafer having a protruding part is provided to improve a yield of a wafer and to secure a coating uniformity in a revolving process, by having at least two protruding parts in a corner portion. CONSTITUTION: A wafer(110) has at least two protruding parts(300) in a corner portion. The protruding parts have different semi diameters for differentiating an upper part of the wafer from a flat zone. And the protruding parts are disposed symmetrical to the center of the wafer.
Patent KR-20000051164-A (KR)
Inventor: JEONG TAE YOUNG
IPC: D06F37/42
Filed: 1999-01-19
Abstract: PURPOSE: A safety device for door opening of a washing machine is provided to achieve a safety augmentation while arranging a plurality of door switches and allowing a controller to output a power off signal when at least one of the plurality of switches outputs a door open signal so that the power supply to a motor is cut off. CONSTITUTION: A safety device for cutting off a power supply to a motor of the washing machine in accordance with a door opened signal output from a door switch, the device comprising a plurality of door switches(102, 105) for outputting a door opened signal, respectively, when the door of the washing machine is opened, a controller(130) for outputting a power off signal upon receipt of a door opened signal from at least one of the door switches, and a power off unit(140) for cutting off a power applied to the motor of the washing machine according to the power off signal output from the controller(130).
Patent KR-20000056236-A (KR)
Inventor: KIM JANG SU
IPC: G02F1/136
Filed: 1999-02-18
Abstract: PURPOSE: A manufacturing method of a thin film transistor substrate for a liquid crystal display is provided not only to manufacture a thin film transistor substrate by suing 4 masks, but also to prevent leakage light by reducing the inferiority of rubbing and alignment layer. CONSTITUTION: A method for manufacturing a thin film transistor substrate of a liquid crystal display device includes following steps. At the first step, gate lines(211,212) are formed on an insulation substrate by using first mask. At the second step, a quadruple layer including a gate insulation layer(300), a semiconductor layer(400), a connecting layer(500), and a first metal layer(600) are formed on the gate interconnection. At the third step, the quadruple layer is patterned by exposing and developing the photoresist layer. At the forth step, the quadruple layer is etched so as to form a gate insulation layer pattern, a semiconductor layer pattern, a connection pattern, and a first metal layer pattern.
Patent KR-20000056691-A (KR)
Inventor: BAE SEONG RYONG
IPC: H01J29/72
Filed: 1999-02-25
Abstract: PURPOSE: A core of a deflection yoke of a cathode ray tube is provided to reduce a weight of the core while maintaining a high magnetic permeability and reduce an amount of paste, thereby reducing a manufacturing cost. CONSTITUTION: A core of a deflection yoke of a cathode ray tube encloses a separator which a horizontal deflection coil and a vertical deflection coil are arranged at an inside and outside is formed of a ferrite having a high magnetic permeability. The core is formed into a porous foam having a plurality of fine holes occupying 10 to 50 percent with respect to an entire volume of the core. The paste is formed by mixing and stirring a ferrite powder, a binder and water at a ratio of 3:2:5 weight percent. The foam is soaked in the paste so that the paste is absorbed in the fine holes. Then, the foam is heated at 80 to 120 degrees C so that the binder is hardened.
Patent KR-19990072998-A (KR)
Title: 반도체장치및그제조방법
IPC: H01L21/28
Filed: 1999-02-26
Abstract: 반도체기판, 반도체 기판 위에 형성되며 적어도 하나 이상의 우묵한 부분 또는 홀과 함께 형성되는 절연층, 우묵한 부분 또는 홀의 내측벽을 덮는 배리어금속층 및 상기 배리어금속층 위에 형성되어 우묵한 부분 또는 홀을 채우는 적어도 하나 이상의 전기적도전층을 포함하며, X가 가장 긴 배선길이를 갖는 전기적도전층의우묵한 부분 또는 홀의 최대깊이를 가르치며, Y가 가장 긴 배선길이를 갖는 전기적도전층의 두께를 가르친다고 가정할 때, Y에 대한 X의 비율 X/Y는 0.1 이하인 것을특징으로   하는   반도체장치가  제공된다.      이 반도체장치는 전기적도전층에디싱(Dishing)이 발생하는 것을 방지할 수 있다.
Patent KR-20000059364-A (KR)
Inventor: KIM JIN NAM
IPC: H02K16/02
Filed: 1999-03-03
Abstract: PURPOSE: A motor having two rotors is provided to supply the driving power to both sides of the motor. CONSTITUTION: A stator(21) having a stator coil(22) includes a first rotor(24) with a first driving shaft(25), a second rotor(30) with a second shaft(31). The rotors equip a pair of idlers(32,33) respectively. The idlers include a number of bearings for smooth rotation of the rotor. A coupling hole(29) is placed between two rotors for fixing the position. The coupling hole includes a pair of idler fixing holes(29a,29b) for inserting and fixing the idlers. The stator is covered by an upper(28) and lower(34) cases having another idler fixing holes(28a,28b, 34a,34b). The rotation direction and speed of each rotor is controlled by a controller supplying independent power.
Patent KR-20000061372-A (KR)
Inventor: MIN HAN GI
IPC: G06F9/44
Filed: 1999-03-25
Abstract: PURPOSE: A passenger behaviour assessment software drive method is provide to simplify a drive of a software for assessing numerically the injury of the passenger when a car accident occurs. CONSTITUTION: A passenger behaviour assessment software drive method comprises steps of inputting a macro command(11) and storing an analyzed result(12). The macro command drives the passenger behaviour assessment software by using a macro function supported by a shell program. The macro command, for example MADYMO, includes a group of instructions, for example, rsh, rcp to perform sequentially the instructions according to a sequence of driving passenger behaviour assessment software. So the instructions can performed sequentially if the macro command, MADYMO, is input. The analysis result, resulted by driving the passenger behaviour software, is stored in an engineering work station and can not be secured from the other user because the other user can not use other command except the macro command.
Patent KR-20000066086-A (KR)
Inventor: JUN YEONG HWAN
IPC: H02P6/16
Filed: 1999-04-13
Abstract: PURPOSE: A control method of blushless DC motor is provided to compare logic data to be output according to order signals from outside and logic data by output signals of a hall sensor to stop the motor in accordance with the compared results. CONSTITUTION: A control method of blushless DC motor comprises: a first step sequentially generating logic data according to rpm and rotation directions; a second step processing polar position signals input through a hall sensor to decide the rpm and detecting current logic data about the rotation directions; a third step comparing whether logic data in the first and second steps are same; a forth step outputting the next logic data to an inverter to continuously operate the motor if same; and a fifth step re-comparing the polar position signals input through the hall sensor and stopping the output of the logic data to stop the motor if not same.
Patent KR-20000073164-A (KR)
Inventor: AHN CHUNG MO
IPC: H04N1/32
Filed: 1999-05-07
Abstract: PURPOSE: A method of managing information of a transmitted/received result of a facsimile is provided to easily confirm the transmitted/received result when one or more modems and lines are connected to one facsimile. CONSTITUTION: A method of managing information of a transmitted/received result of a facsimile, with which one or more modems and lines are connected, comprises the steps of: assigning a desired area of a memory of a facsimile corresponding to the lines in a one-to-one ratio; storing a transmitted or received result related to a transmitting or receiving operation when a facsimile data is transmitted or received through a desired line among the lines; confirming whether a key for outputting a transmitting or receiving list is selected from an operational panel of the facsimile; and printing the transmitted or received result stored in the memory according to a desired style when the key for outputting the transmitting or receiving list is selected. The method further comprises the steps of: requiring an input of a port number of the desired line in which the transmitted/received result is stored; and detecting the transmitted/received result stored in the memory assigned in the port number of the input line.