baber/WOPTO huggingface dataset:
Patent KR-20000017623-A (KR)
Inventor: SHATO AKIO
IPC: B05C11/10
Filed: 1999-08-28
Abstract: PURPOSE: A suction valve is provided to finely control the pilot pressure and air flow of pressure fluid for sucking. CONSTITUTION: A suction valve(20) has an on/off valve(26), a suction device(28), a first sensor(33a) for detecting the displacement amount of a first diaphragm(56) of the on/off valve and a second sensor(33b) for detecting the displacement amount of a second diaphragm(80) corresponding to the suction amount of coating liquid. The suction valve contains a control unit(32) for controlling the suction amount of the coating liquid and the valve displacement speed of the on/off valve, based on the detecting signal from the first sensor and the second sensor.
Patent KR-19990084065-A (KR)
IPC: D06F43/02
Filed: 1999-09-10
Abstract: 본 발명은 밸브장치 및 이를 이용한 2탱크식 드라이 크리닝기의 세정유 순환 시스템에 관한 것으로서, 본 발명에 따른 밸브장치는 프레임; 유입구와 한 쌍의 유출구가 형성되고 프레임에 설치된 티(T)형 엘보우; 한 쌍의 유출구 중 어느 하나와 유입구를 선택적으로 연통시키기 위한 소정의 유동경로를 가지며, 엘보우 내에 회동 가능하도록 설치된 구형 밸브부재; 밸브부재를 정,역 회동시키기 위해 프레임에 설치된 구동모터; 구동모터의 회전축에 설치된 구동기어; 구동기어에 이맞물림되며, 엘보우를 관통하여 밸브부재에 결합된 샤프트에 설치된 종동기어; 및 유입구 및 유출구를 통해 유동되는 유체에 혼입된 이물질에 의해 밸브부재의 회동이 간섭되는 것을 방지하기 위한 간섭방지수단;을 구비한다.
Patent KR-20010028799-A (KR)
Inventor: YOO JAE CHUN
IPC: G02F1/1337
Filed: 1999-09-27
Abstract: PURPOSE: A method for forming an orientation film of a liquid crystal display is provided, which can produce the liquid crystal display in high yield by forming the orientation film at low cost in short time. CONSTITUTION: The method for forming the orientation film of a liquid crystal display comprises: fixing a glass substrate(100) wherein an orientation film(103) is supposed to be formed in the lower surface; coating the lower surface by a slit cotter(101) having a spraying slit; fixing the substrate(100) on the upper surface of the orientation film(103); and forming an orientation pattern by radiating excimer laser beam to the lower surface of the orientation film(103).
Patent KR-20000029265-A (KR)
Inventor: HUKUJAWA SHINICHI
IPC: H01L27/32
Filed: 1999-10-22
Abstract: PURPOSE: A shadow mask and method for producing a semiconductor device by using a shadow mask are provided to have a film having a pattern of an exact size. CONSTITUTION: A supporting layer having the sufficient mechanical intensity to form a certain hole is prepared, and a stopper layer(120) as an etching stopper is formed on the supporting layer(110) while the hole is formed within the supporting layer. Next, a surface layer(140) is formed on the stopper layer, and the hole is formed by etching a certain area of the supporting layer until the stopper layer is exposed. Then, the stopper layer is removed through a lower part of the hole, and a taper unit(150A) is formed by etching the exposed surface layer. Lastly, an opening part(150) having the taper unit and a projection unit(150B) as a part of the surface layer projected toward the center of the taper unit by forming a through hole having a smaller diameter than that of the lower part of the hole on the lower part of the hole.
Patent KR-20010045751-A (KR)
Inventor: PARK BYEONG SEOK
IPC: F02D41/12
Filed: 1999-11-08
Abstract: PURPOSE: A method for controlling engine torque of a car is provided to improve braking performance and control stability by controlling engine torque of the car to prevent excessive slip at the time of deceleration on a slippery road surface. CONSTITUTION: A method for controlling engine torque of the car includes the steps of calculating a car speed and a slip rate based on a wheel speed detected through a sensor mounted on a wheel, determining whether or not a slip is generated during the deceleration in a state that a driver does not step a brake pedal, and controlling an opening amount of an idle valve according to target torque calculated according to slip error subtracting critical value set in the slip of the car and gradient of the slip error if a slip occurs.
Patent KR-20000007000-A (KR)
Inventor: LEE KWANG SOO
IPC: G11B20/04
Filed: 1999-11-18
Abstract: PURPOSE: A portable display apparatus is to be operated by a dry battery and be connected to a digital still camera for transmitting a digital picture data photographed by a user to a smart media card and displaying the digital picture through a liquid crystal display(LCD). CONSTITUTION: A portable display apparatus comprises: a power device unit including a dry battery(1), a DC/DC converter, a regulator(2), and an A/D converter(3) for providing a stable power; a digital auto camera interface unit(5) for receiving a digital picture data; an optical amount measuring unit(10,11) including an optical amount sensor(10) and an A/D converter(11) for sensing an optical amount and for converting an input analog signal into a digital signal to transmit the digital signal to a controller(4); a display unit(9) for displaying a LCD panel and a residual quality of the dry cell(1); a smart media card interface unit(6) having an interface circuit and a guide; a personal computer interface unit(7,8) including a PC interface USB port(7) and an USB port(8) for transmitting a digital still picture data to the personal computer; and a control unit(4) including a micro-controller and an internal memory for compressing the digital color still picture data. Therefore, in the case of a user having a plurality of smart media card, the user stores desired photographs to the smart media card to edit a digital photograph album.
Patent KR-20000007101-A (KR)
Inventor: PARK JIN HYUCK
Filed: 1999-11-22
Abstract: PURPOSE: A simulation auction system is provided to approach an auction field intimately by internet users which are not skilled in a real auction. CONSTITUTION: The simulation auction system comprises an image output device(10), an auction computer server(20), a data transfer device(30), a buyer computer(40) and a data receiving device of a buyer(50). Data is transferred by the image output device(10) of the manager from the auction computer server(20) to the buyer computer(40), and the buyer buys merchandises through such a direct auction that the buyer buys desirable merchandises through a process from a bidding to a successful bid according to a determined auction manner.
Patent KR-20000035734-A (KR)
Inventor: BINTER MARKO
IPC: H04N19/00
Filed: 1999-11-26
Abstract: PURPOSE: An image coding and decoding method is provided to enable a sub-image data unit to be simplified and to be changed so as to save a memory space. CONSTITUTION: In an image coding method, in a case where a digital image is divided into two sections, a number of each section is coded in a combination way. A united pixel is generated in each case from a corresponding pixel at the section. In an N-tuple of the corresponding pixel, the united pixel is generated so as to be assigned in a clear format(A,B,C,D) corresponding to a distribution of a pixel value. In an image decoding method, a data section having the united pixel is decoded in plural paths. One of image sections or one of images is reconstructed at each path, and a different select rule is adopted at each case. The select rule is to determine whether any value is allotted to one pixel.
Patent KR-20000007115-A (KR)
Title: Cover for selling electronic information
Inventor: KIM KI CHEON
IPC: G06F21/10
Filed: 1999-11-26
Abstract: PURPOSE: A cover for selling electronic information is provided to sell electronic information in existing market by displaying electronic information without a shape as a cover. CONSTITUTION: The present invention discloses a cover(1) for making electronic information such as electronic books, music files, graphic files, computer programs as image to indicate their ownership as a book cover comprising: an address(2) of corresponding electronic information on the network; an indicator(3) of the cover and a password(4). Said password is to be concealed for displaying and selling and is removed to be identified by a purchaser after purchased. Further, said cover is formed to rectangular, circular, triangular shape as paper, plastic, metal, wood material.
Patent KR-20010053999-A (KR)
Inventor: CHOI YUN SEOK
IPC: H04J13/10
Filed: 1999-12-02
Abstract: PURPOSE: A method for transmitting multimedia data is provided to layer the multimedia data according to an important degree, and to encode the multimedia data. CONSTITUTION: The first and the second multimedia data encoding units(11,15) receive multimedia data, and encode the multimedia data. The first and second buffers(12,16) layer the encoded multimedia data according to a cell environment and capacity, and store the layered multimedia data. The first and the second quality controllers(13,17) consider a correlation between a rate and a quality of the encoded multimedia data, and control to vary quality components of the first and second multimedia data encoding units(11,15). A multiplexer(19) multiplexes data of different lengths inputted through several channels to effective physical channels. A modulator(20) modulates the multiplexed multimedia data. An antenna transmits the modulated multimedia data to an exterior.
Patent KR-20010054099-A (KR)
Inventor: OH HYEONG SEOK
IPC: H03K3/013
Filed: 1999-12-03
Abstract: PURPOSE: A circuit for removing noise is provided to prevent abnormal signal due to noise from being delivered to an internal circuit by detecting the noise in the basis of predetermined level. CONSTITUTION: The noise detecting part(20) determines whether input reset signal is maintained for predetermined time and outputs detection signals. The first and second transmission gates(TG2,TG3) are conducted by the detection signals and deliver the reset signal. The first and second latch parts(30,40) are supplied with the reset signal to latch it. The NAND gate(ND3) NAND the outputs from the latch parts(30,40). The inverter(17) inverts the output from the NAND gate(ND3). The third transmission gate(TG1) is conducted by the output from the inverter and delivers the reset signal. The PMOS transistor(PM1) is conducted by the output from inverter and pulls up the reset signal with power supply voltage to output it as internal reset signal.
Patent KR-20000047931-A (KR)
Inventor: MARUYAMA SHIGEYUKI
IPC: H01L21/3205
Filed: 1999-12-06
Abstract: PURPOSE: A wafer-level package and method of manufacturing thereof is provided to improve manufacturing efficiency and to reduce manufacturing costs. CONSTITUTION: A wafer-level package(10A, 10B, 10C, 10D, 10E, 10F, 10G, 10H, 10I, 10J, 10K, 10L, 10M, 10N) includes a semiconductor wafer(11) having at least one semiconductor chip circuit forming region(12) each including a semiconductor chip circuit each provided with test chip terminals(13B), at least one external connection terminal(14), at least one redistribution trace(15) provided on the semiconductor wafer(11), at least one testing member(16, 27, 33, 36), and an insulating material (17, 19, 20). A first end of the redistribution trace(15) is connected to one of the test chip terminals(13A) and the second end of the redistribution trace(15) is extended out to a position offset from the chip terminals(13, 13A, 13B). The testing member(16, 27, 33, 36) is provided in an outer region(18) of the semiconductor chip circuit forming region(12), and the second end of the redistribution trace(15) is connected to the testing member(16, 27, 33, 36)
Patent KR-20010055255-A (KR)
Inventor: HA SEON HO
IPC: H01L21/60
Filed: 1999-12-10
Abstract: PURPOSE: A semiconductor package and a manufacturing method thereof are provided to reduce manufacturing cost, to realize a thinner package, and to simplify manufacturing processes, while employing a typical printed circuit board. CONSTITUTION: The package(100) includes the circuit board(10) having a resin layer(11) in which a cavity(15) is formed to accommodate a semiconductor chip(2) having I/O pads(2a) formed thereon. The circuit board(10) further has an upper circuit pattern having bond fingers(12) on the resin layer(11), a lower circuit pattern having lands(13) under the resin layer(11), and via holes(14) connecting the upper and lower circuit patterns. In addition, the cavity(15) is closed by a supporting plate(50), which is attached under the circuit board(10), and to which the chip(2) is mounted. The package(100) further includes conductive wires(30) electrically connecting the I/O pads(2a) of the chip(2) to the bond fingers(12) of the circuit board(10), a glass lid(20) attached around the bond fingers(12) through a dam(21) so as to protect the chip(2) and the wires(30), and conductive balls(17) formed on the lands(13).
Patent KR-20010064844-A (KR)
Inventor: KIM GWANG YUK
IPC: C22C38/40
Filed: 1999-12-20
Abstract: PURPOSE: A method for manufacturing ferritic stainless steel is provided to improve formability and ridging resistance thereof by lowering theoretical yield strength, raising maximum gamma phase percentage, and controlling slab casting temperature optimal. CONSTITUTION: The ferritic stainless steel is manufactured by casting a steel comprising C 0.07wt.% or less, Si 0.4wt.% or less, Mn 1.0wt.% or less, P 0.035wt.% or less, S 0.002wt.% or less, Cr 15-20wt.%, Mo 0.5wt.% or less, N 0.05wt.% or less, Cu 0.6wt.% or less, Ni 0.4wt.% or less, Al 0.01wt.% or less, Ti 0.15wt.% or less, a balance of Fe, and other inevitable impurities at a casting temperature of 1536deg.C or lower; reheating the obtained steel slab in the temperature range of 1170 to 1250deg.C; finish hot rolling it in the temperature range of 750 to 900deg.C; annealing the hot rolled steel sheet in the temperature range of 860 to 900deg.C for 3-10 min; furnace cooling and pickling; cold rolling; annealing the cold rolled steel sheet in the temperature range of 860 to 900deg.C for 3-5 min; and then air cooling. The obtained ferritic stainless steel has a theoretical yield strength of 33.20 kg/mm2 or less and the theoretical yield strength is calculated by the follow equation: theoretical yield strength (kg/mm2) = 4.857+9.43Si+11.12Mn+81.73P+0.967Cr+6.99£Ti|+ 3.58Al+95.82£C+N|wherein in the case of Ti/(C+N)< 10,£Ti|is 0 and£C+N|is equal to (C+N)-Ti/10, however in the case of Ti/(C+N) >10,£Ti|is equal to Ti-10(C+N) and£C+N|is zero. Also, the ferritic stainless steel has a maximum gamma phase of 45% or higher and the maximum gamma phase is calculated by the follow equation: maximum gamma phase (%)=420(C%)+470(N%)+9(Cu%)+10(Mn%)+23(Ni%)-11.5(Cr%)-11.5(Si%)-12(Mo%)-49(Ti% )-52(Al%)+180.
Patent KR-20000017874-A (KR)
Title: Device and method for automating cleaning and pest controlling of movable type high pressure pump
Inventor: LEE GYE WOOK
IPC: B60P3/22
Filed: 1999-12-24
Abstract: PURPOSE: A device and a method of cleaning and sterilization are provided to clean and sterilize while traveling a main body for reducing the required amount of labor. CONSTITUTION: An operator manipulates a clutch lever(24) for driving force of high pressure pump to transfer driving force to a centrifugal clutch(17). Then a high pressure pump main body(32) operates to absorb the water in a water tank(13) for a vent hose(31) to spray the water. Therefore, an automating apparatus(A)(16) of regulator moves from a low pressure to a high pressure for an automating apparatus(B)(36) of regulator to be connected to a speed regulating wire(18). Then, the speed regulating wire adjusts the rotary number of an engine. Therefore, the device cleans and sterilizes by using the driving force of the engine installed in a movable typed high-pressure pump.
Patent KR-20000048465-A (KR)
Inventor: LIVSHITS VITALIY ARKADIEVICH
IPC: C07K14/245
Filed: 1999-12-29
Abstract: PURPOSE: A bacterium belonging to the genus Escherichia and having an ability to produce an L-amino acid is provided, wherein the ability to produce the L-amino acid is increased by increasing an expression amount of an L-amino acid excretion protein, and a method for producing the L-amino acid using the bacterium. CONSTITUTION: A bacterium belonging to the genus Escherichia and having an ability to produce an L-amino acid, wherein the ability to produce the L-amino acid is increased by increasing the amount of at least one protein produced in the bacterium and selected from the group consisting of the following proteins of (A) to (H). A method for producing an L-amino acid, comprises the steps of: cultivating the bacterium in a culture medium, to produce and accumulate the L-amino acid in the medium, and recovering the L-amino acid from the medium.
Patent KR-20010065309-A (KR)
Inventor: SEO IL SEOK
IPC: H01L21/336
Filed: 1999-12-29
Abstract: PURPOSE: A method for manufacturing a gate electrode is to implement a break through step to remove an anti-reflection coating using a pulse modulation with CHF3/C4F8 gas, thereby preventing a notch between a capping layer and a mask oxide and improving reliability and yields of the device. CONSTITUTION: A gate oxide layer(21), a doped polysilicon layer(22), a metal silicide layer(23) and capping layer(24) are successively formed on a semiconductor substrate(20). On the capping layer are formed a mask oxide layer(25) and an anti-reflection coating for defining a gate electrode. The metal silicide layer consists of a tungsten silicide layer and the capping layer consists of a polysilicon layer. The anti-reflection coating is removed by a break through step using a pulse modulation with CHF3/C4F8 gas. A gate electrode is formed by removing the doped polysilicon layer, the metal silicide layer and the capping layer with an etching using the mask oxide layer as a mask.
Patent KR-20010065774-A (KR)
Inventor: LEE JAE HYEON
IPC: F01L1/00
Filed: 1999-12-30
Abstract: PURPOSE: An intake/exhaust port opening and closing device for a vehicle is provided to reduce production cost by compacting structure, to improve fuel efficiency by reducing weight of an engine and to reduce operational noise by simplifying motion of the opening and closing device. CONSTITUTION: An opening and closing device communicates or isolates a combustion chamber(2), an intake manifold(100) and an exhaust manifold(110) of an engine. A support member(50) prepared in the upper end of a cylinder block(10) forms the combustion chamber with the cylinder block. The intake manifold and exhaust manifold are connected to both ends of the support member, and intake and exhaust ports(52,54) communicate the intake and exhaust manifolds with the combustion chamber. Intake and exhaust opening and closing members(60,70) having pulleys are rotatably inserted into the intake and exhaust ports. Many through holes communicating the intake and exhaust manifolds with the combustion chamber are formed on the outer faces of the intake and exhaust opening and closing members. The through holes are formed in the sequence of ignition. According to the compact structure of the opening and closing device, production costs and the weight of an engine(1) are reduced. As the opening and closing device acts simply, operational noise is reduced.
Patent KR-20010013332-A (KR)
Inventor: KINGSMAN ALAN JOHN
IPC: C12M3/00
Filed: 1998-06-04
Abstract: A composition is described. The composition comprises at least one baculoviral component and at least one retroviral component, wherein the retroviral component is capable of being packaged into a retroviral particle.
Patent KR-20010073540-A (KR)
Title: Apparatus and method of preventing drum belt break for a dryer
Inventor: PARK JAE WON
IPC: F26B11/00
Filed: 2000-01-18
Abstract: PURPOSE: A trouble preventing device for a dryer belt and a method thereof are provided to allow a user to control the trouble by detecting the existence of trouble of a belt depending on the rotational speed of a drying drum. CONSTITUTION: A key input part(110) and a temperature detecting part(150) are electrically connected to the input terminal of a control unit(100). A motor drive part(140) driving a motor(70), a heater drive part(160) driving a heater(41), a display part(120) indicating an error code and a warning part(130) generating a warning sound are connected to the output terminal of the control unit. If the rotational speed of a drying drum(30) is lower than a reference level, the trouble of a belt is decided. Then, a corresponding error code is indicated on the display part and a warning sound is generated via the warning part. Thereafter, drying process is stopped. Therefore, a malfunction due to the trouble of the belt is prevented.
Patent KR-20010006582-A (KR)
Inventor: SEIFERT HERMANN
IPC: C07D403/06
Filed: 2000-01-20
Abstract: PURPOSE: A method for producing a heterocyclic compound that can avoid a purification process by recrystallization and form the compound at a high yield as well by reacting a cyano group-containing compound with a compound having a heterocyclic ring in the presence of a protic solvent, and further, if necessary, in the presence of a base. CONSTITUTION: The method for producing a heterocyclic compound of formula III (for example, a compound of formula IV) comprises the processes of reacting 1 mol of formula I wherein A is ethylene or trimethylene, and X is O or S with preferably 1-1.1 mol of formula II wherein R1 is H or an alkyl, Z is a five-membered heterocyclic ring, a six-membered heterocyclic ring or the like, and M1 is a halogen or a group of -OSO2-M2 (M2 is a lower alkyl or the like) in the presence of a protic solvent (for example, water and n-butanol), and further, if necessary, in the presence of, preferably, 1-1.3 mol of a base (for example, potassium carbonate) at 50 to 80deg.C. The reaction is carried out in a condition of pH 8-13, when carried out in water or a water/alcohol mixture solution. A phase migration catalyst (for example, tetrabutylammonium chloride) is, if necessary, used as a catalyst.
Patent KR-20010076098-A (KR)
Inventor: KIM JAE SEONG
IPC: G09G3/291
Filed: 2000-01-25
Abstract: PURPOSE: A plasma display panel and a method of driving the plasma display panel are provided, improves contrast of PDP by preventing contrast deterioration due to a minute light. CONSTITUTION: A plasma display panel includes a black stripe(75), the first and second inner electrodes(Ty,Tz), and the first and second discharge sustain electrodes(Sy,Sz). The black stripe is formed on the center of the back side of a substrate constructing the top plate of the panel by discharge cells in order to block minute luminescence that is generated when reset discharge is performed. The first and second inner electrodes are formed on the back of the black stripe having a predetermined distance from each other, generates the reset discharge in response to a reset pulse, and creates address discharge together with a data electrode according to a scanning pulse applied to the inner electrodes. The first and second discharge sustain electrodes generate sustain discharge according to a high-voltage AC pulse alternately applied to the two discharge sustain electrodes.
Patent KR-20000057996-A (KR)
Inventor: MINEMODOHIDOSI
IPC: B41J2/385
Filed: 2000-02-10
Abstract: PURPOSE: A liquid developer device and a method thereof are provided to improve the developing capability of the developer device with a simplified structure. CONSTITUTION: A liquid developer device includes an electrostatic latent image forming device, a toner cluster emitter(22), and a carrier solvent reducer device. The electrostatic latent image forming device forms the electrostatic latent images on a latent image-bearing surface. The latent image formed on the latent bearing body is developed into a visual toner by using a liquid toner in which toner particles are dispersed. The toner cluster emitter(22) emits the induced toner cluster into the latent bearing body by using an electrostatic force based on the potential of the latent image. The carrier solvent reducer device reduces the carrier solvent on the visual toner so as to form a dot on the visual toner on the latent bearing body.