baber/WOPTO huggingface dataset:
Patent KR-20020079217-A (KR)
Title: Biodegradable mat for direct-seeding and preventing weeds from taking root, and method for producing it
Inventor: HAN HUI SEOK
IPC: A01M21/00
Filed: 2001-04-13
Abstract: PURPOSE: A direct seeding mat for weed control and a manufacturing method thereof are provided to attain effects of weed control and ground temperature increase without the contamination of environment, and to enable a mass production thereof by using various extrusion molding methods. CONSTITUTION: The biodegradable direct seeding mat for weed control is a lamination sheet formed by coating a paper with thermoplastic aliphatic polyester alone or biodegradable resin film containing the thermoplastic aliphatic polyester by using a melt coating method. The biodegradable resin contains at least one kind of additive selected from a group consisting of calcium carbonate, talc and starch.
Patent KR-20020080989-A (KR)
Title: Suction brush structure of robot cleaner
Inventor: KO JANG YEON
IPC: A47L9/02
Filed: 2001-04-18
Abstract: PURPOSE: An intake port assembly structure of a robot cleaner is provided to enhance a cleaning performance by passing through an obstacle having a certain height. CONSTITUTION: A robot cleaner comprises a front camera(23), an obstacle sensing portion(25), an upper camera(27), and an intake port assembly(30). The obstacle sensing portion is installed at a front side of the robot cleaner. The intake port assembly for absorbing easily a dust from a bottom surface is separated from the bottom surface in a certain distance, and installed at a lower side of the robot cleaner body. The intake port assembly is protruded and installed from a front wheel portion so that the dust is not scattered by the wheel portion of the robot cleaner. The intake port assembly is connected to the robot cleaner by an arm(50) in which both ends thereof rotate to pass the obstacle. A top side of the intake port assembly is connected to the dust collecting portion by an intake nozzle.
Patent KR-20020083716-A (KR)
Title: Multi-functional material emitting far-infrared ray in aqueous phase
Inventor: KIM YONG GON
IPC: A61L9/01
Filed: 2001-04-30
Abstract: PURPOSE: Provided is a liquefied, multi-functional, achromic, odorless, and non-toxic far-infrared radiator, which is eco-friendly, and which has various biochemical functions, and a method for producing the same. CONSTITUTION: The radiator is produced by the steps of (i) heating shells, divalent iron salt, trivalent iron salt, and aqueous alkali with stirring to produce a solution of shells, (ii) dissolving zeolite into an aqueous alkali to form a solution of zeolite, (iii) dissolving quartz porphyry into an aqueous alkali with heating and stirring, to form the solution of quartz porphyry, (iv) mixing the said solutions, the solution of soda silicate, borax, and potassium citrate, and aging the mixture with heating and stirring, to obtain a far-infrared radiator, and (v) passing the solution of step(iv) through magnet to obtain a magnetized, liquefied far-infrared radiator.
Patent KR-20020085986-A (KR)
Title: Power semiconductor device having a chip-on-chip structure
Inventor: HUH CHEOL HO
IPC: H01L23/12
Filed: 2001-05-10
Abstract: PURPOSE: A power semiconductor device having a chip-on-chip structure is provided to miniaturize a size of the power semiconductor device, improve reliability of the power semiconductor device, and lower a production cost of the power semiconductor device by using the chip-on-chip structure. CONSTITUTION: A lead frame(108) is used for fabricating a semiconductor package. A conductive adhesive(106) is applied on an upper face of a chip pad of the lead frame(108). A semiconductor chip(100) for power is adhered on the upper face of the chip pad of the lead frame(108). A passivation layer is not formed on the upper portion of the semiconductor chip(100). An insulating adhesion layer(102A) is covered on a surface of the semiconductor chip(100) for power. An IC(Integrated Circuit) chip(104) for control is adhered on a surface of the insulating adhesion layer(102A).
Patent KR-20020088187-A (KR)
Title: parking system for automatic transmission
Inventor: LEE GYEONG CHEOL
IPC: B60T1/06
Filed: 2001-05-18
Abstract: PURPOSE: A parking mechanism of an automatic transmission is provided to improve working efficiency by assembling and disassembling a parking rod assembly conveniently with modifying the shape of a cam guide part. CONSTITUTION: A parking mechanism for an automatic transmission is composed of a parking gear(10) installed in an output shaft(10a) of a transmission case; a sprag(12) installed in the upper part of the parking gear, and turned around a supporting shaft(12a); and a parking rod assembly(14) having a parking rod(14a) interlocking with a shift lever for engaging the parking gear with the sprag, and a cam rod(14b) assembled with the parking rod to push a press part(12c) of the sprag. The cam rod is supported though a cam guide(14c') spaced from the transmission case without movement. Working efficiency is improved with assembling and disassembling the parking rod assembly conveniently with modifying the shape of the cam guide.
Patent KR-20020089586-A (KR)
Title: Seat damper for a vehicle
Inventor: KIM HWAN GUK
IPC: B60N2/52
Filed: 2001-05-23
Abstract: PURPOSE: A seat damper for a vehicle is provided to smoothly perform damping, though a seat damper is reclined horizontally without a bladder by changing the structure of a base cap. CONSTITUTION: A cylindrical tube(11) is installed to a cylindrical base shell(10). A piston valve(12) and a piston rod(13), reciprocating in the longitudinal direction of the tube, are installed. A rod guide(14) and an oil seal(15) are installed at an end of the base shell so that the piston rod can reciprocate with sealed. A body valve(20) and a body cap(30) are installed at an end of the base shell opposite to the rod guide and oil is injected into the inside of the base shell and therefore, damping force is produced. An oil passage groove(31) is formed at an end of the body cap so that the oil passage passing through the body valve can always be decided at the lower position of the seat damper. The body valve and the body cap are in sealing engagement excluding the oil passage groove. The seat damper is installed to a seat, with having directional property so that the oil passage groove can always be positioned to the underside. Therefore, damping is performed, though the seat damper is reclined horizontally.
Patent KR-20020091609-A (KR)
Title: Color Cathode-ray Tube Containing Improved Inner Shield
Inventor: CHOI JONG EON
IPC: H01J29/02
Filed: 2001-05-31
Abstract: PURPOSE: A color cathode ray tube having an improved inner shield is provided to minimize a movement of electron beam and improve a margin of terrestrial magnetism by optimizing a structure of the inner shield for a color cathode ray tube. CONSTITUTION: Two ore more cutting portions are formed on a surface of a long side portion of an inner shied(10). The first cutting portion(14) is bent to the outside of the inner shield(10). The second cutting portion(16) is bent to the inside of the inner shield(10). The outside and the inside of the inner shield(10) are opened by the first and the second cutting portions(14,16). The inner shield(10) has the first open portion(13) of the first cutting portion(14) and the second open portion(15) of the second cutting portion(16). The second cutting portion(16) is formed with a shape of an arc having a constant curvature.
Patent KR-20020093250-A (KR)
Title: ELP type leadframe and ELP using the same
Inventor: HAN CHANG HUN
IPC: H01L23/495
Filed: 2001-06-07
Abstract: PURPOSE: An exposing leaded semiconductor package(ELP)-type leadframe is provided to prevent the end of the leads positioned on a sawed surface from contacting the end of adjacent leads or to prevent lead burr from being left in the end of sawed leads, by partially etching the region of the leads with respect to a dam bar so that the end portion of the leads directly connected to the dam bar becomes narrow. CONSTITUTION: Semiconductor chips are mounted on a leadframe. The respective semiconductor chips are mounted on die pads(122). Tie bars(128) support the respective die pads. An exposing area(134) used as an external connection terminal is formed in leads(130) disposed with respect to each die pad. The dam bars(126) surround the die pad, crossing the end(136) of the exposing area and the tie bars. A region including the end of the exposing area of the leads and the dam bar is partially etched so that the thickness of the end of the exposing area of the leads is smaller than that of the exposing area of the leads adjacent to the end.
Patent KR-20010087819-A (KR)
Title: Method shape of anchor blot
Inventor: SON BYEONG WAN
IPC: B23G9/00
Filed: 2001-06-19
Abstract: PURPOSE: A forming method of an anchor bolt is provided to increase the nominal tensile strength of a section of a taper part by performing a swaging process to a section affected by stress by an extended wedge. CONSTITUTION: A forming method of an anchor bolt includes the steps of inserting a workpiece(10) of a round rod into dice(400) corresponding to the number of teeth of a taper part of the anchor bolt, which will be processed, continuously striking the workpiece through the rotation of a hammer roll, which is formed on the outer circumference of the dices and changes location of the dices into the uppermost point or the lowest point, and processing a threaded part and a stopper of a body of the anchor bolt.
Patent KR-20020001584-A (KR)
Inventor: NISHIMORI TOSHIHIKO
IPC: C04B35/583
Filed: 2001-06-25
Abstract: PURPOSE: A hexagonal boron nitride film is provided to have a specific inductance of 3.0 or less. In addition, a method of producing a layer dielectric film at low temperatures where metal wiring is not deteriorated by heat, is provided. CONSTITUTION: The substrate(1) such as a silicon substrate is provided with, for instance, the source(2), gate oxide film(3), drain(4), electrode(5) and dielectric film(6) and on the dielectric film, device dielectric film(7)(structured of, for example, a silicon oxide film) is formed. The device dielectric film(7) is provided with a first layer dielectric film(9) having a wiring section(10) connected to a contact plug(8) of the device dielectric film(7). The second layer dielectric film 12 is provided on the layer dielectric film(9). The wiring section(10) in the second layer dielectric film(9) is connected to a wiring section(13) in the second layer dielectric film(12) through a via-plug(11). The second layer dielectric film(12) is protected by an end protective film(14). The terminal protective film(14) is usually constituted of a silicon nitride or the like.
Patent KR-20030002620-A (KR)
Title: Metal Insulator Metal Field Emission Display
Inventor: MUN SEONG HAK
IPC: H01J1/30
Filed: 2001-06-29
Abstract: PURPOSE: A flat field emission display device is provided to achieve improved uniformity in image by minimizing resistance of scan lines and to reduce power consumption. CONSTITUTION: A flat field emission display device comprises data lines(D1 to Dn) formed at a panel; scan lines(S1 to Sm) formed at the panel in a direction of crossing with data lines; a first connector(132) arranged at the ends of data lines and electrically connected to data lines; a second connector(136) arranged at the ends of scan lines and electrically connected to scan lines; a third connector(144) arranged at the other ends of scan lines and electrically connected to scan lines; a printed circuit board(130) mounted at the rear surface of the panel; and auxiliary electrodes arranged in parallel with the scan lines at the printed circuit board.
Patent KR-20030003322-A (KR)
Title: Method of simultaneously forming a diffusion barrier and a ohmic contact using titanium nitride
Inventor: YOON DONG SU
IPC: H01L27/108
Filed: 2001-06-30
Abstract: PURPOSE: A method for forming simultaneously a diffusion barrier and an ohmic contact layer using a titanium nitride layer is provided to improve a semiconductor device by simplifying a fabrication process and preventing oxidation of TiSi2. CONSTITUTION: A titanium nitride layer(34) is deposited on a semiconductor layer(31) including silicon by using one of a physical chemical vapor deposition method, a chemical vapor deposition method, and an atomic layer deposition method. A titanium-silicon layer including the remaining titanium and the remaining silicon is formed on a surface of the titanium nitride layer(34) by using a plasma process. The titanium-silicon layer is changed into a titanium silicon nitride layer(35) by performing a thermal process under gas atmosphere including nitrogen. Simultaneously, TiSi2(36) is formed on a boundary between the titanium nitride layer(34) and the semiconductor layer(31).
Patent KR-20030004642-A (KR)
Title: an abstraction system for grape juice
Inventor: KIM HEE JOO
IPC: A23N1/02
Filed: 2001-07-06
Abstract: PURPOSE: Provided is a juicer for extracting fruit juice by crushing and pressing fruits. It is especially suitable for fruits with slippery flesh, for instance, grapes. CONSTITUTION: The juicer for extracting fruit juice comprises the parts of: a transferring part(10) with a transferring pipe(11) equipped with a hopper(12) and a filter(13) and having a rotation drum(14) with a plurality of cutters(15); a crushing part(20) with a crushing pipe(21) rotated by gears(22, 23) having crushing blades(22a, 23a), and an outlet(25) for discharging; a pressing part(30) with a pressing pipe(31) and a covering pipe(34) with a discharging hole(35); and a storing tank(50) with a discharging pipe(41) and a heater(51) for sterilization.
Patent KR-20020015938-A (KR)
Inventor: FUNAHASHI YUKIKO
IPC: A41C3/08
Filed: 2001-07-09
Abstract: PURPOSE: A sports wear with cups is provided to maintain the stability of the bust in spite of a vigorous arm-exercise, and to improve a shaping(bust lifting) function. CONSTITUTION: A cup suspending strap(5R) of a right cup unit(2R) extends in an upper left direction and a cup suspending strap(5L) of a left cup unit(2L) extends in an upper right direction to be respectively attached to a neck hole edge(16), and extension lines from the both cup suspending straps cross each other above the neck hole edge. The movements of the cup units caused by the vigorous motions of arms while exercising are significantly eased, and actions by the cup suspending straps when arms are raised are effected so as to pull up the cup units in a so-called gathering direction.
Patent KR-20030005786-A (KR)
Inventor: PARK SANG YEOL
IPC: H02M3/28
Filed: 2001-07-10
Abstract: PURPOSE: A snubber circuit is provided to reduce overshoot noise due to counter electromotive force generated from an inductor by using a damping capacitor. CONSTITUTION: A snubber circuit is formed with a damping portion(202), a comparison portion(204), and a counter electromotive force storage/feedback portion(206). The damping portion(202) generates snubber current for damping an increasing speed of DC voltage applied between both end portions of the first wire(N1) of a transformer(200). The damping portion(202) includes a damping capacitor(C21) and an inverse current retardation FET(Field Effect Transistor)(Q2). The damping capacitor(C21) is connected to the first wire(N1) of the transformer(200). The comparison portion(204) includes the first voltage divider(208), the second voltage divider(210), and an operation amplifier(212). The counter electromotive force storage/feedback portion(206) includes a photocoupler(214) and a switching portion(216).
Patent KR-20020062121-A (KR)
Inventor: HO SHIRUN
IPC: G09G3/292
Filed: 2001-07-30
Abstract: PURPOSE: To prevent abnormal discharges from occurring in the cells which are adjacent to a cell performing addressed discharges and sustaining discharges, and do no perform address discharges. CONSTITUTION: The abnormal discharges are prevented from occurring in non- selected cells by performing discharges to the cells which performed addressed discharges at a timing T1 during a discharge adjusting period, next performing discharges for adjusting wall charges to the cells in which the electric charges remain without performing addressed discharge at a timing T2, and forming some negative electric charges on X-electrodes and Y-electrodes.
Patent KR-20010088551-A (KR)
Inventor: LEE EUI HWAN
IPC: A23L7/109
Filed: 2001-08-04
Abstract: PURPOSE: A method for preparing a noodle using safflower and bamboo salt is provided, which have effects to strengthen bones, make clear blood, and prevent diseases. Thereby, one can take easily the active ingredients in noddle-types. CONSTITUTION: A method for preparing a noodle using safflower and bamboo salt is characterized in (i) containing roasted safflower 10-20wt.% which is powdered finely and screened, bamboo salt 2.5-5wt.%, wheat flour 75-87.5wt.%, and (ii) kneading two times compared existing noodle dough to maintain viscosity.
Patent KR-20030016457-A (KR)
Title: chamical solution supplying structure for preventing remaining solution in dielectric layer coating system
Inventor: AHN CHEOL BEOM
IPC: H01L21/02
Filed: 2001-08-16
Abstract: PURPOSE: A chemical solution supply structure of dielectric layer coating equipment for preventing residual chemical solution from being disused is provided to prevent fabricating cost from being increased and reduce a burden on wastewater treatment by avoiding or minimizing residual chemical inside a chemical storage receptacle. CONSTITUTION: A chemical solution of a predetermined quantity is contained in a main receptacle. A sub receptacle(30) has a storage quantity more than that of the main receptacle. A connection pipe(8,36) is connected between the main receptacle and the sub receptacle. A valve(34) intercepts or passes the chemical solution flowing through the connection pipe, installed in a predetermined portion of the connection pipe. A supply pipe(40) has a diameter smaller than that of the connection pipe, connected between the sub receptacle and a chemical solution discharge nozzle(10).
Patent KR-20030020548-A (KR)
Title: Method for etching back polysilicon layer in semiconductor device
Inventor: BAE GYEONG JEONG
IPC: H01L21/3065
Filed: 2001-09-01
Abstract: PURPOSE: A method for etching back a polysilicon layer of a semiconductor device is provided to improve an etch back speed and reduce generation of particles by using CF4 gas, Cl2 gas, and O2 gas. CONSTITUTION: CF4 gas, Cl2 gas, and O2 gas are injected from each reaction sources(34A,34B,34C) of a gas transferring system(22) to a plasma processing region(16) of a chamber(13). The CF4 gas, the Cl2 gas, and the O2 gas are converted to the states of plasma by power of a source plasma system(80A). Plasma radicals are shifted to a surface of a substrate by the power of the source plasma system(80A). A polysilicon layer is etched back by the plasma radicals. The injected amount of the CF4 gas, the Cl2 gas, and the O2 gas are 70 to 90 sccm, 8 to 10 sccm, and 8 to 10 sccm, respectively. The power of 1000 to 1200W is applied to an upper portion of the chamber(13) by the source plasma system(80A). The power of 100 to 300W is applied to a substrate receiving portion(19) by the source plasma system(80A).
Patent KR-20010090078-A (KR)
Inventor: SEO JONG WON
IPC: H04B1/40
Filed: 2001-09-10
Abstract: PURPOSE: An apparatus for controlling power of a mobile communication terminal is provided to turn on power of the mobile communication terminal automatically by just opening flip or folder of the mobile communication terminal. Therefore, there is no need to push power button additionally to turn on power of the mobile communication terminal. CONSTITUTION: A power input unit(100) receives power from a battery, a charger, a handsfree device, or a data communication cable. A power control unit(200) controls the power transmitted from the power input unit(100) using an installed certain program. A terminal power unit(300) receives a control signal processed in the power control unit(200) and supplies the power so that a mobile communication terminal is turned on. A power button unit(400) has buttons for turning on or off the power and transmits a button signal to the power control unit(200). A sensor unit(500) senses an opening operation of a folder and flip of the mobile communication terminal.
Patent KR-20030024080-A (KR)
Title: Alcohol detecting formulation
Inventor: LEE OUK GU
IPC: G01N31/22
Filed: 2001-09-15
Abstract: PURPOSE: Provided is a composition optimal for reaction to measure alcohol gas which measures broad concentration of alcohol ranged from 0.04% to 0.4% so that it is widely applied to various measurement systems, especially a disposable measurement system for drinking. CONSTITUTION: In measuring the concentration of alcohol included in gas wherein a multistage discrete coloring detector is employed into a measurement system to measure alcohol, the composition optimal for reaction to measure alcohol gas is characterized by using sulfuric acid, nitric acid, hydrochloric acid or so on as acidic solution, using potassium dichromate or chromate as coloring materials and using silver nitrate as catalyst.
Patent KR-20030030279-A (KR)
Title: Automatic Measurement System for Acid Rain
Inventor: KIM BYEONG EOK
IPC: G01N33/18
Filed: 2001-10-09
Abstract: PURPOSE: Provided is a automatic measurement system of acidity of acid rain by separately collecting acid rain according to its quantity, supplying KCl solution into a cell to minimize error caused by pH electrode and transferring measured data through LAN. CONSTITUTION: The automatic measurement system of acidity of acid rain comprises the parts of: a funnel to collect rain; a measuring cell which is fitted to the lower part of the funnel, receives rain, and has a rain gauge, pH electrode and a first valve to control rain flow; and a control panel to control the first valve and to transfer measured data to PC through LAN.
Patent KR-20030030319-A (KR)
Title: Paper money counting machine having a function of disinfection and dust collection
Inventor: HONG JUNG HU
IPC: G06M7/06
Filed: 2001-10-09
Abstract: PURPOSE: A bank note counter is provided to sterilize the bank notes or to collect and eliminate the particular dust generated during a process of counting the bank notes. CONSTITUTION: The device comprises a hole, a dust collection housing(200), a pre-filter, an electric dust collection filter, and a fan. The hole is formed on a rear wall of a main body(100). The dust collection housing(200), connected to the hole for closing the hole, is removably fixed on the real wall of the main body(100). The pre-filter is separably installed near the hole within the dust collection housing. The electric dust collection filter, installed at a position away from the pre-filter, generates ozone and negative ions for sterilizing the bank notes by supplying DC high voltage for two separated electrode plates. The fan discharges the air, having passed the electric dust collection filter, into the atmosphere.
Patent KR-20030030624-A (KR)
Inventor: HAN YEONG TAK
IPC: H03K3/286
Filed: 2001-10-12
Abstract: PURPOSE: A content addressable memory (CAM) cell is provided to increase the degree of integration and the operation speed with lower power consumption. CONSTITUTION: A CAM cell(111) includes a memory cell comprising a pair of inverters(121,122). The memory cell further comprises a pair of NMOS transistors(123,124). The CAM cell(111) further includes a comparator consisting of NMOS transistors(125-128). The NMOS transistors(125,126) and the other NMOS transistors(127,128) are configured as pass gates. The pass gates are sequentially connected between a match line(ML0) and a ground voltage in series to discharge the voltage level of the match line(ML0). The gate of the NMOS transistor(125) is connected to a bit line(BL0). The gate of the NMOS transistor(126) is connected to a node(N11). The gate of the NMOS transistor(127) is connected to a node (N12). In addition, the gate of the NMOS transistor(128) is connected to a bit line(/BL0).