baber/WOPTO huggingface dataset:
Patent KR-20000074534-A (KR)
Inventor: OK GWANG MAN
IPC: H04B1/7085
Filed: 1999-05-21
Abstract: PURPOSE: A method and device for acquiring pseudo noise(PN) of a mobile station in a code division multiple access(CDMA) mobile communication system, is provided to de-spread/accumulatively add/square received signals, according to an orthogonal spreading section of a data symbol in a transmission terminal or according to integral sections by the times of positive numbers of the orthogonal spreading section, and to remove orthogonal noise components de-spread at a point that PN codes generated in a base station and the mobile station become coincident by an accumulative adding operation of a correlator. So that PN acquiring performance can be improved. CONSTITUTION: An integral section is set up by the times of positive numbers of an orthogonal section of a data symbol in a transmission terminal for signals received at an optional point, and the received data are de-spread/accumulatively added/squared to calculate a correlation detection energy(a first step). If the detection energy is smaller than a preset threshold, a pseudo noise(PN) code generated in a mobile station is applied a phase-delay by one chip, and the first step is re-performed(a second step).
Patent KR-20000074704-A (KR)
Inventor: SIM JIN SEOP
IPC: H01L29/78
Filed: 1999-05-25
Abstract: PURPOSE: A metal oxide semiconductor(MOS) transistor of a charge coupled device(CCD) sense amplifier is provided to improve a transconductance characteristic and to prevent a short channel effect, by forming a gate oxidation layer and an insulating layer over a source/drain which have different thickness. CONSTITUTION: A metal oxide semiconductor(MOS) transistor of a charge coupled device(CCD) sense amplifier comprises a substrate(1), a high density source/drain(3,2), a gate oxidation layer, a stack of the first oxidation layer(4), a nitride layer(5) and the second oxidation layer(6) and a gate electrode(7). The high-density source/drain is positioned in a predetermined depth from the surface of the substrate, separated from each other. The gate oxidation layer is positioned on the high-density source/drain and the substrate between the high-density source and drain. The stack of the first oxidation layer, nitride layer and second oxidation layer is formed on the gate oxidation layer over the high-density source/drain. The gate electrode is positioned on the gate oxidation layer in the stack structure.
Patent KR-20000074894-A (KR)
Inventor: YOON JU MAN
IPC: B32B27/00
Filed: 1999-05-27
Abstract: PURPOSE: Provided is facing paper of a heat insulating material used in construction and general industry, especially for a cover of a pipe, a board, or a mat, which can use a low temperature heat lamination, thereby, a surface's wrinkle problem due to a heat-shrink is eliminated. CONSTITUTION: A method for producing facing paper comprises spreading a poly urethane-based adhesive(14) on an aluminium-deposited film(12) by a dry lamination, laminating a high density polyethylene-based film(16) on the poly urethane-based adhesive(14), coating a polyethylene-based ultra low temperature resin(18) on the high density polyethylene-based film(16) by an extrusion lamination.
Patent KR-20000006204-A (KR)
Inventor: MERIDIS SHELLDEN K
IPC: H03F3/60
Filed: 1999-06-16
Abstract: PURPOSE: A power sharing amplifier system is provided to reduce undesirable influences due to the intermodulation distortion product occurring in the power sharing amplifying technology. CONSTITUTION: The 8th order transform matrix circuit(230) has six input ports which transmit the 8th order transform matrix RF input signals in response to the six RF input signals, and two input ports which are put to earth through resistors(Ri1, Ri2) without receiving any input signals. The eight power sharing amplifiers(232, 234, 236, 238, 240, 242, 244, 246) respond to the 8th order transform matrix RF input signals and transmit the eight amplified and transformed RF signals. The 8th order inversion matrix circuit(248) responds to the eight amplified and transformed RF signals and transmits the six inverted and amplified RF outputs to the six output ports. Also, the 8th order inversion matrix circuit has two output ports which are put to earth through resistors(Ro1, Ro2) without transmitting the output signals to antennas and dissipate the intermodulation distortion product. Thereby, undesirable influences due to the intermodulation distortion product are reduced.
Patent KR-20010002729-A (KR)
Inventor: KIM SANG IL
IPC: B32B27/36
Filed: 1999-06-17
Abstract: PURPOSE: A thermo-adhesive polyester dual film has adhesive property to be attached or applied on nonmetallic substrates under heat and pressure without coating or applying adhesives or other resins. CONSTITUTION: A thermo-adhesive polyester dual film comprises a first polymer layer made from 75-90% of ethylene terephthalate and 10-25% of ethylene isophthalate based on total 100% of monomer units. Also, the polyester film has a second polymer layer of at least 90% of ethylene terephthalate and less than 10% of ethylene isophthalate. The second layer contains 0.5-3.5 wt.% of inorganic fine particles, UV absorbing agent and 0.1-3.0 wt.% of stabilizer, based on total weight of final film product. The polyester dual film effects higher thermal-adhesive property and UV stability while maintaining the adherent features of polyester.
Patent KR-20010008790-A (KR)
Inventor: AN SUN DONG
IPC: B01D35/02
Filed: 1999-07-03
Abstract: PURPOSE: A system for removing scale and rust adhered to the walls of a water treatment pipe by passing water stored in a water tank through a first filter member to filter foreign material in water, passing the filtered water through a second filter member to remove metal material in water by the magnetic member and various foreign materials in water by the ceramic member is provided, which minimizes fraction defectives of products by the water treatment system trouble, increases production efficiency of products and reduces repair cost of the system. CONSTITUTION: In a water treatment system comprising a water tank (10) storing a specified amount of water at a prescribed level, a supply pump (40) communicating through the water tank or the like, the system comprises a circulation pump communicating through the water tank by a pipe (20)(20'); a first filter member (60) for filtering foreign material in water and connecting to the circulation pump (50); a second filter member (70) comprising a magnetic member (73) and ceramic member (72) for removing foreign material and metal material in water and resupplying to the water tank, wherein an auxiliary circulation pump is installed on a pipe communicating through the water tank and a pipe communicating through the first filter member from the circulation pump.
Patent KR-20000047446-A (KR)
Inventor: LEE JONG CHAN
IPC: G03G21/18
Filed: 1999-07-28
Abstract: PURPOSE: A photosensitive belt cartridge of an electrophotographic printer, and an apparatus and a method for exchanging a photosensitive belt by using the photosensitive belt cartridge are provided to simply and automatically a photoresist belt by using the photoresist belt cartridge receiving the belt. CONSTITUTION: A method for exchanging a photosensitive belt by using a photosensitive belt cartridge includes the steps of removing a photoresist belt mounted on a belt unit and mounting a new photoresist belt on the belt unit, wherein the removing step includes the sub-steps of outputting a message informing a user of a photoresist exchanging time, confirming whether the photoresist belt exchanging is to be begun or not, cutting the previously mounted photoresist belt by driving a cutting blade mounted to move across the belt in a printer if the user selects to exchange the belt, winding the previous photoresist belt between an outer periphery of a revolver and an inner wall of a hollow cylinder by driving the cylinder and a removal cartridge mounted with the rotatable revolver in the hollow cylinder, and drawing the removal cartridge wound with the previous photoresist belt from the printer, and the mounting step includes the sub-steps of preparing a main cartridge detachably coupled with a new removal cartridge receiving the new photoresist belt, locking the main cartridge in the mounting position, constraining the photoresist belt by applying tension by driving a supporting roller, unlocking the main cartridge and locking the removal cartridge, and drawing the main cartridge and leaving the removal cartridge and the new photoresist belt on the belt unit.
Patent KR-20010017474-A (KR)
Title: Partial prestress transfer method to a joint between preflex composite beams constructed with distribution method using an accordion type water tank
Inventor: YI WON HO
IPC: E04G21/12
Filed: 1999-08-11
Abstract: PURPOSE: A partial prestress transfer method to a joint between preflex composite beams constructed with distribution method using an accordion type water tank is provided to simplify works, to reduce a term of works, and to economize on various installations. CONSTITUTION: A partial prestress transfer method to a joint between preflex composite beams constructed with distribution method using an accordion type water tank comprises the steps of; after assembling a joint between beam members distributed of a preflex composite beam manufactured by a distribution method by a high-strength bolt, installing a water tank on the upper surface of an upper beam; adding prestress to each joint by pumping water and adding load; after hardening the concrete applied on the lower flange of the following joint, draining water from a water tank, then transferring a partial prestress.
Patent KR-20000017542-A (KR)
Title: Showcase
Inventor: MORISHI TAKATSUMI
IPC: F25D25/02
Filed: 1999-08-26
Abstract: PURPOSE: A show case is provided to simply fix a tag mold, a dazzling prevention plate or a reflecting plate in a display shelf without a screw. CONSTITUTION: A tag mold(50) is installed in a front edge unit(41b) of a display shelf(41) inside a storage. The tag mold can be connected to the upper face of the shelf plate by projecting upward from the upper face of the shelf plate, and at the same time has an upper combining unit(51) which can be combined to high quality stopper(43) when installing the high quality stopper in the front edge part, a lower combining unit(53) having a second part(53b) that is combined with the bottom of the shelf plate when combining a first part(53a) and the upper combining unit with the high quality stopper and a connecting unit(55) that integrally connects the lower combining unit and the upper combining unit.
Patent KR-20010027220-A (KR)
Inventor: BONG GEUN UK
IPC: F24H9/20
Filed: 1999-09-11
Abstract: PURPOSE: A device and a method for controlling a boiler are provided to remove an establishment error according to double manipulation and to reduce defect rate by decreasing number of components. CONSTITUTION: In an operating state of a subdivision timer heating control unit, heating temperature is established at a specific temperature through detecting state of the subdivision timer heating control unit by a heating temperature controller and deciding an extinguishing timer time. Therein, an operation switch of a boiler is turned on and a heating mode is selected. By the subdivision timer heating control unit being unselected, the heating temperature controller operates normal operation and decides a normal operation range establish temperature. The heating temperature controller operates safety combustion by a temperature of heating water being under the temperature established by the subdivision timer, and continuously detects the temperature of the heating water. The established extinguishing timer of plural extinguishing times is operated to return an initial process after finishing the selected timer operation. In addition, a standard timer is operated to return to the initial process finishing the timer operation in a normal operation range.
Patent KR-20010029304-A (KR)
Title: Plasma display panel
Inventor: KIM SANG TAE
IPC: H01J11/44
Filed: 1999-09-30
Abstract: PURPOSE: A plasma display panel is provided to improve the luminous intensity by preventing a mis-discharging effect of holding electrodes adjacent to a black matrix. CONSTITUTION: A front substrate(10) is combined parallel with a rear substrate at a constant distance. A holding electrode(11) is arranged to a lower direction of the front substrate(10). The holding electrode(11) holds the light emission of a cell. A black matrix(15) is arranged between the holing electrodes(11). The first and the second dielectric layers(12,13) are formed on an upper face of the front substrate(10) in order to bury the holding electrode(11) and the black matrix(15). A protection layer is formed on the second dielectric layer(13). The height of the black matrix(15) is higher than it of the holing electrode(11).
Patent KR-20010037898-A (KR)
Inventor: JUNG HAN CHEOL
IPC: C07B37/00
Filed: 1999-10-20
Abstract: PURPOSE: Provided is a method for alkylating hydroxylated aromatic compounds by using a porous solid acid catalyst, which has high selectivity and conversion rate. The alkylated derivatives of the hydroxylated aromatic compounds can be used for antioxidants, synthetic resins, polymerization-inhibitors, film developers, and etc. CONSTITUTION: The hydroxylated aromatic compounds are alkylated by reacting them with an alkylating agent in the presence of the porous solid acid catalyst at a temperature of 50-200 deg.C and a pressure of 1-20. The porous solid acid catalyst has a pore size of 2-20 angstrom and comprises silicon oxides and aluminium oxides, wherein the molar ratio of silicon/aluminium is 3-100. The hydroxylated aromatic compounds are phenol, catechol, hydroquinone. The alkylating agent is C3-C6 olefin compounds such as isobutylene or alcohol such as tertiary-butanol.
Patent KR-20010045992-A (KR)
Inventor: KIM JIN YONG
IPC: H01L21/02
Filed: 1999-11-09
Abstract: PURPOSE: An apparatus for cleaning parts of semiconductor equipment is provided to prevent environmental pollution of a workplace and to shorten cleaning time, by automatically spraying cleaning solvent of a solid particle type to clean an object, and by making a work table and a spray nozzle assembly controlled to be transferred horizontally, revolved and transferred vertically. CONSTITUTION: A case(3) has a cleaning chamber(1) where an object to clean is contained. The object to clean is settled on a work table(5) located on the lower surface of the cleaning chamber. A work table horizontal transfer unit horizontally transfers the worktable, disposed in the case. A worktable-revolving unit revolves the worktable, disposed in the case. A spray nozzle assembly(23) sprays solvent of a solid particle type to the object placed on the worktable, disposed in the case. A spray nozzle vertical transfer unit vertically transfers the spray nozzle assembly, disposed in the case. A control unit controls the word table horizontal transfer unit, the worktable-revolving unit and the spray nozzle vertical transfer unit, disposed in the case.
Patent KR-20010047142-A (KR)
Inventor: CHOI YONG JEONG
IPC: H01L21/324
Filed: 1999-11-18
Abstract: PURPOSE: A rapid thermal processing apparatus is provided to more precisely measure the temperature of a wafer, by preventing radiation light of a specific wavelength detected by an infrared temperature measurement unit from being transmitted to the infrared temperature measurement unit. CONSTITUTION: A rapid thermal processing apparatus includes a process chamber, a quartz plate(120), an infrared lamp and an infrared temperature measurement unit(160). A wafer is settled in a lower space of the process chamber. The wafer is horizontally placed on an inner circumferential surface of a wafer edge ring(152) composed of a ceramic material. The wafer edge ring is placed on an inner circumferential surface of a quartz ring(154) of which the outer circumferential portion is placed in a ring-shaped protrusion part formed along the inner sidewall of a lower space of the chamber. A reflecting layer is coated in the quartz ring so that radiation light emitted from the infrared lamp and having a wavelength detected by the infrared temperature measurement unit is prevented from being transmitted.
Patent KR-20010047254-A (KR)
Inventor: NAM YONG U
IPC: H01L21/283
Filed: 1999-11-18
Abstract: PURPOSE: A method for forming a storage node contact of a semiconductor device is provided to simplify the forming process and to improve an overlay margin to a conductive plug under the storage node contact. CONSTITUTION: In the method, an insulating layer(32) is formed on a semiconductor substrate(31), and then the conductive plugs(33) are formed in the insulating layer(32) at regular intervals. Next, an interlayer dielectric layer(34) is formed over an entire surface, and bit lines(35) are formed thereon at regular intervals. Next, the first nitride layer(36), an oxide layer(37) and the second nitride layer(38) are formed in sequence on the interlayer dielectric layer(34), and then a planarized insulating layer(39) is formed thereon. Thereafter, the planarized insulating layer(39), the second nitride layer(38), the oxide layer(37), the first nitride layer(36) and the interlayer dielectric layer(34) are all selectively removed to form contact holes(41) each exposing a portion of the conductive plug(33). Here the contact hole(41) for the storage node contact has a sloped lower part due to the nitride layers(36,38).
Patent KR-20000047782-A (KR)
Title: Radio wave absorbent
Inventor: MURASE TAKU
IPC: C04B35/26
Filed: 1999-11-30
Abstract: PURPOSE: A radio wave absorbent for use in an anechoic chamber, a radio wave absorptive wall and the like, which is composed of a nickel-zinc system ferrite is provided. CONSTITUTION: A radio wave absorbent which comprises, as a main component, a manganese-nickel-copper-zinc system ferrite comprising 2.0 to 14.5 mol% of nickel oxide, 3.5 to 17.0 mol% of copper oxide, 30.0 to 33.0 mol% of zinc oxide, 0.5 to 10.0 mol% of manganese oxide, and 40.0 to 50.5 mol% of iron oxide. By virtue of the above-mentioned composition, the radio wave absorbent of the present invention is advantageous not only in that the reflectivity in a wide frequency band of from a low frequency is -20 dB or less, but also in that the matching thickness is small, thus enabling lowering of the production cost.
Patent KR-20000023945-A (KR)
Inventor: LEE JIN SEON
IPC: G06F15/16
Filed: 1999-12-07
Abstract: PURPOSE: An online order processing unit is provided to process rapidly a received order by using a computer and a telephone. CONSTITUTION: An online order processing unit comprises an input and an output device, a communication device, and a micro computer(30). The input and output device inputs and outputs data necessary for an order process from a keyboard(21), a display device(22), and a printer(23). In the communication device, a converter(31) converts a voice signal from a telephone(24) to a predetermined signal and receives and transmits the signal through a modem(32). The micro computer(30) processes the input and output data through the input and output device and the communication device according to a predetermined order.
Patent KR-20020003249-A (KR)
Inventor: BAE YEONG RAE
IPC: G06T7/00
Filed: 1999-12-09
Abstract: PURPOSE: A color image search system using wavelet conversion and a method for the same are provided to improve a search speed of a color image by using a wavelet conversion method. CONSTITUTION: A graphic user interface(100) is used for controlling a total flow chart of a system. A preprocessor(102) performs a normalization and color space conversion process for an input image and an inquiry image. A characteristic extractor(104) performs a wavelet conversion process and calculates an average and a standard deviation of the first band and a centroid of gravity of neighboring bands. A searcher(106) receives characteristic data of the inquiry image and performs a search process. An average and standard deviation characteristic data manager(108) stores the average and the standard deviation data. A gravity centroid characteristic data manager(110) stores the gravity centroid characteristic data. An image database(112) stores the input image, receives a result signal of the searcher(106), and transmits the corresponding image to the graphic user interface(100). A display device(114) displays an index processing procedure and a search processing procedure received from the graphic user interface(100).
Patent KR-20010056947-A (KR)
Inventor: YUM YUN JONG
IPC: H04B1/40
Filed: 1999-12-17
Abstract: PURPOSE: An interface device between a CPU(Central Process Unit) and a DSP(Digital Signal Processor) in a CDMA(Code Division Multiple Access) mobile communication system is provided to automatically switch a mode of a CPU to a stand-by mode in case a transmitting register mode is an empty mode or voice data are written in receiving registers of several DSPs. CONSTITUTION: In the device having a number of DSPs(Digital Signal Processor)(200) and a decoder(400), a waiting signal controller(500) is furthermore included. In the controller, the signal input terminals of the device are individually connected to the input buffer full pins(Pibf) and output buffer empty pin(Pobe) of a number of DSPs while their output terminals are connected to the awaiting signal input terminal(Wait) of a CPU(Central Process Unit)(100), so that the connection to a random DSP among a number of DSPs is decided by chip select signal output from a decoder. Thereafter, if voice data are written in the corresponding DSP receiving register(201) or the transmitting register(202) is empty, a high signal is output from the input buffer full pin or the output buffer empty pin and a low signal and the waiting signal are output to CPU in order to switch a mode of the CPU into stand-by mode. If all of the input buffer full pin and the output buffer empty pin output low signals as the corresponding DSP receiving register is empty and transmitting register is not empty, a high signal and an active signal is output to the CPU in order to switch a mode of the CPU into active mode.
Patent KR-20010056971-A (KR)
Inventor: KIM YUN
IPC: G02F1/1335
Filed: 1999-12-17
Abstract: PURPOSE: A direct type liquid crystal display and method for assembling the same are to obtain more slimmed LCD and decrease weight of the LCD. CONSTITUTION: A reflection plate(130) is received within the first receiving space of a bottom chassis(110). A connection bar(140) connects the reflection plates separated into multiple pieces to each other. A lamp unit(150) is arranged on the reflection plate and emits the light. A diffusion plate(170) is arranged apart from and over the lamp unit to diffuse the light input from the lamp unit. A mold frame(180) having a square opening(184) is mounted on a coupling portion(120) of the bottom chassis and is coupled to the bottom chassis. An LCD panel(190) is received within the mold frame and displays information through the square opening of the mold frame. A top chassis(200) covers the mold frame to support the LCD panel and is coupled to the bottom chassis.
Patent KR-20010057293-A (KR)
Inventor: SHIN HUI SEON
IPC: B60H1/00
Filed: 1999-12-21
Abstract: PURPOSE: An air intake grille for a vehicle is provided to fix an air intake grille to a vehicle body easily by simplifying the shape of the air intake grille for controlling the amount of air flowing into a vehicle through a door. CONSTITUTION: A hanging protrusion(11) is formed inside a cylindrical case(10) having both left and right ends opened. A connecting portion(12) is protruded to the front end of the case having the hanging protrusion and fixed by a screw(40) and a grommet(50). A valve(20) is mounted inside the case to be operated by contact with the hanging protrusion. The connecting portion at the front end of the case is in contact with a side of a body(30). Thereby, external air flows into a vehicle through the case and then to inside of the vehicle. The valve controls the amount of air blowing into the inside of the vehicle when a vehicle door is closed. Therefore, the vehicle door is closed easily.