baber/WOPTO huggingface dataset:
Patent KR-20030065641-A (KR)
Title: An apparatus for polishing the inner wall of the through hole of a silicon cathode
Inventor: BAE GYU HO
IPC: H01L21/00
Filed: 2002-01-30
Abstract: PURPOSE: An apparatus for polishing the inner face of a silicon cathode hole is provided to minimize the contamination of a wafer due to particles by using the ultrasonic energy. CONSTITUTION: An apparatus for polishing the inner face of a silicon cathode hole includes an upper and a lower chamber(25,27), a silicon cathode fixing jig(31), an abrasive slurry supply portion(33), an upper and a lower ultrasonic vibration plate(39,41), an upper and a lower floating cylinder(43,45), a vibrator(55), and an ultrasonic oscillator(57). The upper and the lower chambers are used for forming an abrasive slurry chemical chamber(29). The silicon cathode fixing jig is formed at the upper and the lower chambers. The abrasive slurry supply portion is connected to an upper and a lower abrasive slurry chemical chamber(29a,29b). The upper and the lower ultrasonic vibration plates are arranged in the upper and the lower chambers. The upper and the lower floating cylinders are connected to the upper and the lower ultrasonic vibration plates. The vibrator is formed at the upper and the lower ultrasonic vibration plates. The ultrasonic oscillator is connected to the vibrator.
Patent KR-20030066067-A (KR)
Title: display device position of circuit braker
Inventor: YANG SEUNG GAP
IPC: H01H71/04
Filed: 2002-02-04
Abstract: PURPOSE: An apparatus for displaying a position of a circuit breaker is provided to improve the convenience of usage by checking a status of the circuit breaker through a transparency window without opening a door. CONSTITUTION: An inlet position lever(12) is installed on a lower portion of a central frame(11) of a distributing board and displays an inlet position of a circuit breaker(1) to outside as rotating according to the movement of the circuit breaker(1). An outlet position lever(13) is installed on the lower portion of the central frame(11) of the distributing board and displays an outlet position of the circuit breaker(1) to outside as rotating according to the movement of the circuit breaker(1). A transparency window(21) is installed on the front of the central frame(11) so as to watch rotatory positions of the respective levers(12,13) from outside.
Patent KR-20030071413-A (KR)
Title: properties elevation on the high-sound part of piano frame by thermal sprayed ceramics coating
Inventor: CHO JEONG RAE
IPC: C23C4/04
Filed: 2002-02-28
Abstract: PURPOSE: A ceramics spray coating method is provided to improve abrasion characteristics, mechanical properties and sound characteristics of high sound part of existing piano frame and particularly improve characteristics of expensive grand piano, and a piano frame manufactured by the ceramics spray coating method is provided. CONSTITUTION: The ceramics spray coating method comprises the process of coating Cr3C2 or WC +12%Co on a matrix of F25C cast ion by plasma spray coating or HVOF (high velocity oxygen fuel) method under the conditions that a bond coating agent is NiCr/A195/5, arc gas pressure is 50 psi, subsidiary gas pressure is 100 psi and powder gas pressure is 40 psi, wherein interfacial structure and characteristics are improved in HVOF method compared to plasma spray coating method when spray coating carbide based material (WC based or CrC based material) by spray coating a WC based or CrC based material on the surface of high sound part of piano frame, and a coating layer having adhesion strength of 50 kg/mm¬2 or more, hardness of 1,000 Hv or more, porosity of 10% or less and thickness of 100 μm or more is formed when spray coating carbide based material on the surface of high sound part of piano frame by HVOF method.
Patent KR-20020072211-A (KR)
Title: Apparatus and method for measuring uniformity and/or dynamic balance of tire
Inventor: MATSUMOTO SIGERU
IPC: G01M1/22
Filed: 2002-03-07
Abstract: PURPOSE: An apparatus and a method for measuring uniformity and/or dynamic balance of a tire are provided to compact structure, to determine the position of a wheel tire to a spindle in a high precision, and to enhance uniformity. CONSTITUTION: An apparatus for measuring uniformity and dynamic balance of a tire(T) comprises a spindle rotatably supported in a rigidly-supported spindle housing(110), the tire fixedly mounted on the spindle, the spindle being rotated when measurement is performed, and at least one piezoelectric force sensor mounted on a surface of the spindle housing. The piezoelectric force sensor detects a force generated by rotation of the tire as the spindle is rotated.
Patent KR-20030076093-A (KR)
Title: Composition for removal of photoresist
Inventor: KIM JIN GU
IPC: G03F7/32
Filed: 2002-03-22
Abstract: PURPOSE: Provided is a composition for removing a photosensitive resin which can dissolve the photosensitive resin well even at room temperature, and which has a clear interface and low volatility. CONSTITUTION: The composition is a solvent which can be used in removing an edge and back surface of a photosensitive black matrix resin coated on an LCD substrate. The composition is characterized by comprising 50 to 90 wt% of propylene glycol monomethylether acetate(PGMEA) and 50 to 10 wt% of dimethyl acetamide(DMAc). In preferable, the composition comprises 60 wt% of PGMEA and 40 wt% of DMAc.
Patent KR-20030077713-A (KR)
Title: Reusing method of vocoder in base station controller
Inventor: PARK SEON JEONG
IPC: H04W88/08
Filed: 2002-03-26
Abstract: PURPOSE: A method for reusing a vocoder in a BSC(Base Station Controller) is provided to efficiently use resources by changing the state of the vocoder when itself fault is not generated in a hardware of the vocoder and instantly assigning resources to the vocoder in a CCP(Call Control Processor). CONSTITUTION: A selector judges whether a currently used vocoder is normal or abnormal(S101). If the currently used vocoder is abnormal, the selector checks the state of the vocoder after one second, using a check function, and stores the checked result value in a memory(S103). The selector judges whether the current state value of the vocoder is identical to the state check result value of the vocoder, which is stored in the memory(S105). If the current state value of the vocoder is different from the state check result value of the vocoder, the selector normally updates the vocoder and reports the state of the vocoder to a TMN(Telecommunication Management Network) block(S107). If the current state value of the vocoder is identical to the state check result value of the vocoder, the selector performs loading with respect to the vocoder(S109). The vocoder is converted from an abnormal state to a normal state, and a CCP assigns resources to the vocoder.
Patent KR-20020075737-A (KR)
Inventor: USHIKU YUKIHIRO
IPC: G08C25/00
Filed: 2002-03-27
Abstract: PURPOSE: To ensure reliability of sensor output information by quickly and reliably detecting an abnormal sensor in a plurality of sensors of the same type or different types via a simple structure. CONSTITUTION: Output information from the plurality of sensors is read in. From the read-in set including all the sensors, subsets are formed. For every plurality of subsets selected from all the formed subsets, a scalar quantity is computed from the output information from the sensors included in the subsets. The computed scalar quantity of the subsets is compared with a corresponding reference value among predetermined reference values for the subsets to determine a flag indicating whether each subset is normal or abnormal. According to the obtained flags of the subsets, an abnormal sensor is specified, or a determination is made whether a device equipped with the sensors is normal or abnormal. The normal/abnormal determination information about the device or the specification information about the abnormal sensor is output.
Patent KR-20030080390-A (KR)
Title: apparatus for compensation a power cut of electric home appliances
Inventor: KIM DAE UNG
IPC: G06F1/00
Filed: 2002-04-08
Abstract: PURPOSE: A device for compensating power failure of a home appliance is provided to actually compensate the power failure by advancing an operation before the power failure without stopping the operation of a flash memory with an EEPROM(Electronically Erasable Programmable ROM). CONSTITUTION: A main memory stores the additional data as well as the data needed to operate the home appliance. A non-volatile memory, which comprises the EEPROM, stores the power failure compensation data needed to the operation in order to operate the home appliance without stopping the main memory while storing the additional data to the main memory after the power failure.
Patent KR-20030080402-A (KR)
Title: Method of manufacturing a flash memory device
Inventor: LEE GEUN U
IPC: H01L21/8247
Filed: 2002-04-08
Abstract: PURPOSE: A method for manufacturing a flash memory device is provided to reduce proximity effect of mask processing and to improve erasing speed of cells by forming the layout of a source pick-up region which is same as a cell region. CONSTITUTION: An isolation layer(120) is formed on a semiconductor substrate(110). A gate electrode is formed by forming a tunnel oxide layer, a floating gate, a dielectric film and a control gate(140) on the substrate. After forming a spacer at both sidewalls of the gate electrode, a source line(156) and the first metal contact are formed. A nitride layer and an interlayer dielectric are formed on the resultant structure. A source pick-up contact(162) is formed on the source line and the second metal contact(160) is formed on the first metal contact. A common source line(180) and a bit line(170) are connected to the source pick-up contact and the second metal contact, respectively. Each layout for forming the gate electrode is then patterned to have constant width without curvature due to the source pick-up contact(162).
Patent KR-20030080732-A (KR)
Title: Electrolysis apparatus and clothes cleaning method therefor for non detergent washing machine
Inventor: JUN GYU DONG
IPC: D06F33/02
Filed: 2002-04-10
Abstract: PURPOSE: An electrolysis device of a non-detergent washer and the washing method are provided to improve the washing effect of the laundry by re-inputting wash water in a water storage tub in the process of washing to the water storage tub through electrolysis response. CONSTITUTION: An electrolysis device(170) of a non-detergent washer includes a pH concentration-measuring unit(201) installed to the bottom of a water storage tube, to measure the pH concentration of the wash water in the water storage tube; a water supply valve(203) supplying the wash water of the water storage tube to a wash water chamber(173) of the electrolysis device through a water supply pipe according to the pH concentration of the pH concentration-measuring unit; a pump(205) controlling the supply speed of the wash water supplied to the wash water chamber through the wash water supply valve; a water lever-sensing unit(179) installed to the wash water chamber; and a control unit(230) operating the wash water supply valve and the pump according to the pH concentration and supplying the wash water of the water storage tube to the wash water chamber and performing electrolysis response and then supplying the wash water to the water storage tube.
Patent KR-20030082716-A (KR)
Title: Apparatus for sensing a degree of wear of brake pad for a vehicle
Inventor: SEO GYEONG WON
IPC: F16D66/02
Filed: 2002-04-18
Abstract: PURPOSE: A detecting apparatus of wear for a brake pad in a vehicle is provided to prevent accidents from complete wear of the brake pad by checking the wear degree of the brake pad as the unit of 0.001mm directly and alarming the replacement time of the brake pad accurately. CONSTITUTION: A wear detecting apparatus for a brake pad(204) is composed of a capacitive clearance sensor(208) exposed at the side of a back plate(202) mounting the brake pad to measure the clearance between a brake disk(206) and the back plate, and an alarm unit(210) connecting to the clearance sensor and generating the alarm signal to display the replacement time of the brake pad according to the clearance signal from the clearance sensor. The clearance sensor detects the degree of wear by sensing the clearance between the brake disk and the back plate, and the alarm unit outputs the alarm signal corresponding to the wear degree of the brake pad.
Patent KR-20020082138-A (KR)
Title: Display device and method of manufacturing the same
Inventor: KOBAYASHI MICHIYA
IPC: H01L27/32
Filed: 2002-04-20
Abstract: PURPOSE: A display device and a method of manufacturing the same are provided to suppress display non-uniformity in a display screen and enhance the display quality. CONSTITUTION: A display device comprises a plurality of scan signal lines(107) arranged on a substrate, a plurality of video signal lines(109) arranged substantially perpendicular to the scan signal lines, switching elements disposed near intersections between the scan signal lines and the video signal lines, and display elements each having an optical active layer formed in an insular shape between the first electrode connected to the switching element and the second electrode disposed to oppose the first electrode, the display elements being arranged in a matrix. The display device comprises an auxiliary wiring element(118) formed in the same layer or on the same surface as the first electrode, electrically insulated from the first electrode, and electrically connected to the second electrode.
Patent KR-20030086399-A (KR)
Inventor: HONG MUN PYO
IPC: G02F1/133
Filed: 2002-05-04
Abstract: PURPOSE: A liquid crystal display is provided to display high resolution images with PenTile pixel array structure. CONSTITUTION: A liquid crystal display includes a pixel array, a gate line, a data line, a pixel electrode, and a thin film transistor. The pixel array is constructed in such a manner that red, blue, green, red, white and green pixels(R,B,G,R,W,G) are arranged in a column direction in a predetermined sequence, the read and green pixels are alternately arranged in one row direction, and the blue and white pixels are alternately arranged in the other row direction. The gate line delivers a scan signal or a gate signal to the pixels. The data line intersects the gate line, being electrically insulated from the gate line, and transmits image or data signal to the pixels. The pixel electrode is formed at each of the pixels and receives the data signal. The thin film transistor is formed at each of the pixels and includes a gate electrode connected to the gate line, a source electrode connected to the data line and a drain electrode connected to the pixel electrode.
Patent KR-20030087344-A (KR)
Title: Control equipment for needle work for needle head part of embroidery machine
Inventor: JANG SEONG NAM
IPC: D05C11/06
Filed: 2002-05-08
Abstract: PURPOSE: A device for controlling power of elevating needle stand is capable of doing embroidery having various colors and patterns, reducing a power cost, controlling each needle stand, minimizing an interval of a needle head part, increasing productivity and controlling an interval of embroidery. CONSTITUTION: The controlling device of power elevating the needle stand comprises: a cam(5) rotated by power delivered from a main shaft(1); one end of a crank(6) installed on a shaft(5b) and the other end installed on a shaft(11a) of a guide(11) elevating on following a guide bar(10); the guide(11) installed on the guide bar(10) and connected with a supporting board(21) to operate together; the supporting board(21) containing three legs; each leg formed two connecting holes and one hole; elevating plates which are installed on contacting with one side of the supporting board(21), containing protrusions corresponded to holes of the supporting board(21) and two holes for screws; 'L' type needle stand couplings formed one hole on the middle part and groove corresponded to a protrusion shaft(13a) of a fixing piece(13) of the needle stand(7); and a solenoid having an operating shaft installed on a supporting frame on contacting with one side of the needle stand couplings and moving the needle stand couplings on following operation of the operating shaft to control the protrusion shaft(13a) and work of the needle stand(7).
Patent KR-20030089355-A (KR)
Title: Brake device for a vehicle
Inventor: HAN GYU RANG
IPC: B60T7/22
Filed: 2002-05-17
Abstract: PURPOSE: A brake apparatus of a vehicle is provided to minimize the impact of the vehicle and prevent the injury degree from getting severe by contact of a brake pedal and the lower part of the driver's body. CONSTITUTION: A brake apparatus of a vehicle comprises an air bag control unit(100) to control the operation of an air bag and a brake-driving unit(200) connected to a brake pedal(220) and controlled by the air bag control unit. The brake-driving unit comprises a power unit(210); a driving motor(230) combined to the brake pedal by a belt(231) and driven by the power unit; and a relay unit(240) interrupting the electric connection of the power unit and the driving unit according to an electric signal of the air bag control unit.
Patent KR-20030095118-A (KR)
Title: Method for preparing alumina-zirconia composite
Inventor: CHO MYEONG JE
IPC: C04B35/106
Filed: 2002-06-11
Abstract: PURPOSE: A process for making an alumina-zirconia composite wherein zirconia particles are dispersed homogeneously in alumina ceramics is provided to improve the mechanical strength and toughness of the composite. CONSTITUTION: The process for making an alumina-zirconia composite comprises the steps of: adding conventional alumina(Al2O3) powder to an aqueous solution of zirconium oxychloride(ZrOCl2) to disperse 5-20 volume% of zirconia; co-precipitating or hydrolyzing the aqueous solution of zirconium oxychloride(ZrOCl2) in which the alumina(Al2O3) powders are dispersed to deposit zirconium-hydroxide on the surface of the alumina(Al2O3) particles; and sintering and firing the composite.
Patent KR-20030095559-A (KR)
Title: Apparatus for treating waste water having electrocoagulation part and sterilizing water suppling unit and method of treating waste water
Inventor: BAE GYEONG GWON
IPC: C02F1/463
Filed: 2002-06-12
Abstract: PURPOSE: Provided are a wastewater treatment apparatus and a wastewater treatment method with two electrocoagulation tanks connected in series to repeatedly perform electrocoagulation, thereby increasing treatment efficiency, and a sterilizing water spraying system to spray sterilizing water upward in a rear side of electrocoagulation tank. CONSTITUTION: The apparatus comprises a first electrocoagulation unit(14) with a treatment tank(18) for treating raw wastewater, electrode plates(20) vertically installed in the treatment tank(18), and a power supply and control device(22) for applying DC power to the electrode plates(20) in such a way that two adjacent electrode plates(20) are the opposite; a second electrocoagulation unit(30) connected to the first electrocoagulation unit(14) in series and comprised of a treatment tank(32) for treating outflow of the first electrocoagulation tank(14), electrodes(20) vertically installed in the treatment tank(32), and a power supply and control device(22) for applying DC power to the electrode plates(20); and a sterilizing water supply unit for spraying sterilizing water to the treatment tank(32) of the second electrocoagulation unit(30). The method comprises the steps of introducing raw wastewater to a first electrocoagulation unit(14), feeding bentonite to the raw wastewater to be introduced to the first electrocoagulation unit(14), removing contaminants in wastewater by a first coagulation in the first electrocoagulation unit(14), further removing contaminants in the outflow of the first electrocoagulation unit(14) by a second coagulation on a second electrocoagulation unit(30), and spraying sterilizing water to the outflow of the first electrocoagulation unit(14) during the second coagulation.
Patent KR-20030095564-A (KR)
Title: Preparation method of chromatography colume packing materials
Inventor: KIM TAE GYOUNG
IPC: B01J20/286
Filed: 2002-06-12
Abstract: PURPOSE: Provided is a method for making a column packing material for chromatography used in GPC and HPLC, which has a controllable particle size and porosity and excellent isomer separation efficiency. CONSTITUTION: The method for making a multi-functional column packing material used in both of GPC and HPLC comprises the steps of: mixing a monovinyl monomer with a divinyl monomer in a predetermined ratio; adding a small amount of template molecules; forming polymer particles having an uniform particle size by UV radiation or redox mechanism; and extracting and removing the template molecules to obtain a porous molecular marking polymer particles. In particular, the template molecules are an amino acid, a protein, a nucleic acid, a polysaccharide, an antibody, a vitamin, a steroid, an enzyme, a metal ion, or a drug.
Patent KR-20030096479-A (KR)
Title: cooling gas providing device of etching apparatus for semiconductor wafer
Inventor: PARK BYEONG DU
IPC: H01L21/306
Filed: 2002-06-12
Abstract: PURPOSE: A cooling gas supplying apparatus of semiconductor wafer etching equipment is provided to be capable of preventing the generation of failure at an ESC(ElectroStatic Chuck) and restraining the increase of temperature at the surface of a wafer. CONSTITUTION: A cooling gas supplying apparatus of semiconductor wafer etching equipment is provided with an ESC(4) for loading an etching object wafer(2), an edge and center cooling pipe(6,8) for supplying cooling gas to the edge and center portion of the backside of the wafer, and an edge and center bypass pipe(10,12) having a PCV(Pressure Control Valve)(16) for controlling the flow of the cooling gas. At this time, the cooling gas supplying apparatus further includes a reading part(18) for reading the angle of the PCV.
Patent KR-20020096900-A (KR)
Title: Packet Transmission Method, Base Station, and Mobile Station
Inventor: CHEN LAN
IPC: H04L12/811
Filed: 2002-06-12
Abstract: PURPOSE: To provide a packet transmission method, a base station and a mobile station, capable of reducing the variance of transmitting times and ensuring a transmission quality from a transmission source to a reception destination in the case of transmitting packets of different sizes from the transmission source to the reception destination. CONSTITUTION: A mobile terminal 110 recognizes the size of the packet of a transmitting object and transmits this packet size and a transmission request to a base station 120; the base station 120 decides a transmission rate between the terminal 110 and the base station 120 based on the packet size from the terminal 110, decides the radio resource and modulation system, according to the transmission rate and transmits information on these radio resource and modulation system to the terminal 110; the terminal 110 transmits the packet of the transmitting object to the base station 120, corresponding to the radio resource and the modulation system from the base station 120; and the base station 120 transmits the packet from the terminal 110 to the communication equipment 150 of a reception destination.
Patent KR-20040007935-A (KR)
Title: Slurry supply arm for cmp equipment
Inventor: CHOI JAE WON
IPC: H01L21/304
Filed: 2002-07-15
Abstract: PURPOSE: A slurry supply arm of a CMP(Chemical Mechanical Polishing) equipment is provided to be capable of preventing the bead phenomenon from being generated at a tip part of a tube for reducing the defect due to a CMP process. CONSTITUTION: A slurry supply arm(100) of a CMP equipment is provided with a body part(110) and a tube(120) installed along the length direction of the body part. At this time, the tube includes a dispense tip(122) at one end portion. At the time, the dispense tip has a bending part(124) curved to the outward direction for preventing bead phenomenon. Preferably, the dispense tip is vertically installed at the upper portion of a flat plane.