baber/WOPTO huggingface dataset:
Patent KR-20030072002-A (KR)
Title: Wide band erbium doped fiber amplifier with gain enhancement
Inventor: HWANG SEONG TAEK
IPC: H01S3/16
Filed: 2002-03-05
Abstract: PURPOSE: A gain improved wideband Erbium doped optical fiber amplifier is provided to reduce the length of the Erbium doped optical fiber, thereby implementing an effective and economical optical transmission system. CONSTITUTION: A gain improved wideband Erbium doped optical fiber amplifier(30) includes a first optical fiber amplifying block for amplifying an inputted C/L band optical signals, a second optical fiber amplifying block connected in series to the back side of the first optical fiber amplifying block for amplifying the L/C band optical signals, a C/L splitter(332), a reflector disposed backside of the second optical fiber amplifying block, a circulator and a C/L coupler. In the gain improved wideband Erbium doped optical fiber amplifier(30), the circulator is disposed between the C/L splitter(332) and the second optical fiber amplifying block for dividing the amplified L-band optical signal to the different direction. And, the C/L coupler couples the amplified C-band optical signal divided by the C/L splitter(332) with the amplified L-band optical signal divided by the circulator and outputs the coupled signal to the output stage.
Patent KR-20030073567-A (KR)
Title: A liquid crystal display device which accomplishes both image display mode and fingerprint recognition mode
Inventor: KIM CHUNG HU
IPC: G06T1/00
Filed: 2002-03-12
Abstract: PURPOSE: A liquid crystal display carrying out both of an image display mode and a fingerprint recognition mode is provided to integrate a liquid crystal display with a fingerprint recognition system. CONSTITUTION: A liquid crystal display includes a scan driver(610), a data driver(612), a switch controller(616), a reading unit(618), a sensor thin film transistor(614), and a switch thin film transistor. The scan driver selectively outputs turn on and turn off signals in an image display mode and outputs the turn off signal in a fingerprint recognition mode. The data driver outputs a data signal in the image display mode. The switch controller outputs the turn off signal in the image display mode and selectively outputs the turn on and turn off signals in the fingerprint recognition mode. The reading unit outputs read fingerprint image information in the fingerprint recognition mode. The liquid crystal in the image display mode. The gate of the switch thin film transistor is connected to the output terminal of the switch controller, one end of the channel of the switch thin film transistor is connected to the other end of the channel, and the other end of the channel is connected to the input terminal of the reading unit.
Patent KR-20020073096-A (KR)
Inventor: KODAMA KUNIHIKO
IPC: G03F7/004
Filed: 2002-03-12
Abstract: PURPOSE: Provided is a positive resist composition which is excellent in the resolving power and the exposure margin, and can be suitably used for micro-photofabrication using far ultraviolet rays, particularly ArF excimer laser beams. CONSTITUTION: The positive resist composition comprises (A) a resin which has an aliphatic cyclic hydrocarbon group and enhances the dissolution rate in an alkaline developing solution by an acid, and (B) a compound generating an acid by irradiation of actinic ray or radiation.
Patent KR-20030075548-A (KR)
Title: System for Service Quality Administration of Asymmetric Digital Subscriber Line
Inventor: YOO GANG JAE
IPC: H04N7/173
Filed: 2002-03-19
Abstract: PURPOSE: A system for managing the QoS(Quality of Service) of an ADSL(Asymmetric Digital Subscriber Line) is provided to collectively offer a link connection state of each subscriber modem of an ADSL network and association operation parameters to an operator in real time, using a GUI(Graphic User Interface). CONSTITUTION: A DSLAM(Digital Subscriber Line Access Multiplexer) device(110) connects to a plurality of subscriber modems(20), performs an ATM-based subscriber line concentration function, and checks a connection state with each subscriber modem(20) in real time. The DSLAM device(110) senses connection information and disconnection information, and outputs a connection and disconnection information message including sensed information and association operation parameter information. A network management device(120) receives the connection and disconnection information message output from the DSLAM device(110), stores and manages connection and disconnection information and association operation parameter information of each subscriber modem(20), which are included in the received connection and disconnection information message, and outputs connection and disconnection information and association operation parameter information.
Patent KR-20030075738-A (KR)
Title: Data recovering method for new technology file system
Inventor: PARK SEONG U
IPC: G06F3/06
Filed: 2002-03-20
Abstract: PURPOSE: A method for recovering data on a computer installing a Windows OS(Operating System) is provided to correctly recover data to an original position by executing the data recovery in a folder unit after collecting the folder information by reading a data region of an HDD(Hard Disk Drive) in a sector unit, and recovering a folder in a tree structure by confirming a relation of each folder. CONSTITUTION: An MFT(Master File Table) entry is confirmed by sequentially reading a whole sector of the HDD, and is temporarily stored in a virtual array(S10-S12). The MFT entry is classified into the folder information and the file information(S15). If an attribute value of the MFT entry is Ox20 or Ox90, an MFT number is generated by reading a parent MFT number from the child MTF information(S19). If the attribute value of the MFT entry is OxA0, the MFT number is read and stored by reading an index root cluster and reading the MFT number from an index entry of an index root. If the attribute value of the MFT entry is Ox05, the MFT entry is added to a root set. If the MFT number does not exist in the stored MFT entry, the MFT entry is added to the root set as the parent MFT number.
Patent KR-20020077828-A (KR)
Inventor: KINOSHITA YOICHI
IPC: F15B1/02
Filed: 2002-04-02
Abstract: PURPOSE: To provide a gas filling device of an accumulator capable of easily compressing working gas of a desired pressure from a gas vessel into the accu mulator used for an injection device of a molding device and using the working gas in the gas vessel without any waste, and to provide the injection device having this gas filling device. CONSTITUTION: The gas filling device of the accumulator for filling the working gas of the required pressure into the accumulators 31 and 41 which are connected to a hydraulic circuit 11 for driving an injection cylinder 2 of the molding device to feed hydraulic pressure required for injection-filling a molding material to the injection cylinder 2 has a gas filling device 51 which boosts the pressure of the working gas stored in the gas vessel 80 higher than the pressure of the working gas in the gas vessel 80 by utilizing the hydraulic pressure from a hydraulic pressure source 21 feeding the hydraulic pressure to the hydraulic circuit 11, and fills the work gas into the accumulators 31 and 41.
Patent KR-20030079385-A (KR)
Title: Control Method for microwave oven for cooking rice
Inventor: LEE SEONG HO
IPC: H05B6/68
Filed: 2002-04-04
Abstract: PURPOSE: A microwave oven and a method for controlling the same are provided to allow for an optimum cooking operation by compensating the heating time in consideration of the ambient humidity of the microwave oven. CONSTITUTION: A method for controlling a microwave oven comprises a step(S10) of heating a foodstuff; a step(S11) of counting a heating time; a step(S12) of reading the voltage sensed by the humidity sensor; a step(S13) of determining the highest voltage by comparing the voltages sensed by the humidity sensor; a step(S14) of setting, as the first reference value, the voltage of the point of 85% of the highest voltage; a step(S15) of checking whether the voltage sensed by the humidity sensor has reached the first reference value; a step(S16) of judging whether the mode is a dry or a normal mode, if the voltage has reached the first reference value; a step(S19) of stopping counting of heating time; a step(S20) of setting, as the secondary heating time, the preset time corresponding to the counted heating time; a step(S21) of operating a magnetron at a low output, and performing a cooking operation after elapse of a predetermined time period; and a step(S22,S23) of ending the cooking operation by stopping the output of the magnetron.
Patent KR-20030082080-A (KR)
Title: A pneumatic tire that has asymmetric bead fillers
Inventor: CHO NAM UK
IPC: B60C15/024
Filed: 2002-04-16
Abstract: PURPOSE: A pneumatic tire having asymmetric bead filler parts is provided to optimize stability in running, drainage performance, and braking performance even in a high-speed cornering range by making the inner structure asymmetrical from the inside and the outside. CONSTITUTION: In a pneumatic tire having asymmetric bead filler parts, inner and outer bead filler parts(5,6) are asymmetrical. In the outer bead filler part, the length of a flipper(24) is shorter than the length of a flipper(23) of the inner bead filler part and so the outer bead filler part is relatively higher than the inner bead filler part. The hardness of the outer bead filler part is 1.01¯2 times as large as the hardness of the inner bead filler part.
Patent KR-20030083213-A (KR)
Title: Electromagnetic Shielding method for building
Inventor: AHN JEONG CHAN
IPC: E04F13/00
Filed: 2002-04-19
Abstract: PURPOSE: An electron wave shielding method for indoors of a building is provided to protect the human body and equipment against harmful electron waves generated from the inside and outside of a building. CONSTITUTION: The electron wave shielding method for indoors of a building is completed by placing inorganic electron wave absorbing paints, containing carbon powder and magnetite, on the rear wall, the front wall and the bottom or the ceiling in a thickness of 0.45¯0.64 millimeters twice.
Patent KR-20030085633-A (KR)
Title: Decomposing apparatus for perfluorinated compounds and processing system for perfluorinated compounds using the same
Inventor: CHAE SEUNG GI
IPC: B01D53/32
Filed: 2002-04-29
Abstract: PURPOSE: A PFC(PerFluorinated Compound) dissolving apparatus and a PFC processing system using the same are provided to be capable of simplifying the maintenance of the apparatus, processing on a large scale, and reducing driving cost by directly attaching the apparatus at an exhaust gas duct without using the apparatus as an individual producing apparatus. CONSTITUTION: A PFC dissolving apparatus is provided with an outer electrode part(30) having an inner space for flowing PFC gas, an inner electrode part(40) inserted in the inner space of the outer electrode part for forming a reaction space, and a high voltage supply part(50) for supplying high frequency voltage to the inner electrode part in order to dissolve the PFC gas in the reaction space. At this time, the outer electrode part is grounded. Preferably, the outer electrode part is formed into a cylinder type structure.
Patent KR-20030087230-A (KR)
Title: drying device for farm products
Inventor: KIM YONG GIL
IPC: A23B7/02
Filed: 2002-05-08
Abstract: PURPOSE: Strings for drying agricultural products such as dried persimmons comprising several units consisting of a fixing part for sticks of agricultural products and a receiving part for sticks of agricultural products are provided. Therefore, it enables agricultural products such as dried persimmons to be dried stably from external impacts or winds while maintaining the cleaning state and original state of dried products after drying. CONSTITUTION: The drying strings(200) comprise a plate-shaped stick fixing part(20); and a receiving part formed at the lower end part of a fixing hole(22) for sticks of agricultural products. The plate-shaped stick fixing part contains: an insertion hole(21) for the sticks of agricultural products thereinto; and the fixing hole for the sticks of agricultural products. The receiving part is formed with a thickness thicker than the fixing part and comprises a quadrangular projection part(30) formed at the end of the fixing hole and a circular or semicircular extension part(31) which is extended from the projection part and connected to a next stick fixing part.
Patent KR-20030087707-A (KR)
Title: Press system for trimming
Inventor: KIM HAK JUN
IPC: B30B15/00
Filed: 2002-05-09
Abstract: PURPOSE: A press device for trimming is provided to perform trimming work by an upper trimming steel and a lower trimming steel and to forcibly drop scrap, simultaneously. CONSTITUTION: In a press device for trimming, a connection block(13) is mounted at the outside of an upper trimming steel(11). A base plate(15) is mounted at the bottom of the connection block by a bolt(17). An elastic plate(19) is coupled with the end of the base plate. And, the end of the elastic plate is bent down to face to a blade(21) of the upper trimming steel. A support member(27) is in contact with the base plate, and supports the center of the elastic plate.
Patent KR-20030091223-A (KR)
Title: optical system using Polarization Converting and Color Recapturing Integrator
Inventor: KANG HO JUNG
IPC: G02B27/28
Filed: 2002-05-25
Abstract: PURPOSE: An optic system having a PCCR(Polarization Converting and Color Recapturing) integrator is provided to perform simultaneously a P/S converting process and a color recapturing process by using the PCCR integrator. CONSTITUTION: An optic system having a PCCR integrator includes a light source(100), a PCCR integrator(200), and a color scroll part(300). The light source(100) is formed with a light source lamp(110) and a parabolic reflection mirror(120). The PCCR integrator(200) performs a P/S splitting process of the irregular polarized light beam of the light source(100), transmitting the particular polarized light beam of the light source(100), and reflecting the remaining part of the light source(100). The color scroll part (300) separates, transmits, and reflects the colors of the light beam of the PCCR integrator(200).
Patent KR-20030091580-A (KR)
Title: A method for driving plasma display panel and an apparatus thereof
Inventor: JUNG JE SEOK
IPC: G09G3/296
Filed: 2002-05-28
Abstract: PURPOSE: A method for driving a plasma display panel and an apparatus for the same are provided to remove the flicker or a crack of gray scale generated when the vertical frequency to the input image signal is changed. CONSTITUTION: A method for driving a plasma display panel includes a first step of detecting the vertical frequency of the input image signal, the second step of not implementing the image display to the plasma display panel if the change of the vertical frequency of the input image signal is detected at the first step, a third step of implementing the initialization corresponding to the changed of the vertical frequency detected at the first step and a fourth step of displaying the corresponding image by driving the plasma display in response to the change detected vertical frequency. The vertical frequency is the frequency of the vertical synchronization signal of the image signal.
Patent KR-20030095493-A (KR)
Title: Method for manufacturing wire rods having excellent cold formability
Inventor: BANG YANG MUN
IPC: C21D8/06
Filed: 2002-06-12
Abstract: PURPOSE: A method for manufacturing wire rod is provided, which realizes high strength characteristics at application products as enabling cold punching without life time reduction of dies by controlling steel constituents and manufacturing conditions, thereby sufficiently lowering steel strength after spheroidizing heat treatment. CONSTITUTION: The method comprises the processes of reheating a steel slab comprising 0.15 to 0.25 wt.% of C, 0.10 to 0.60 wt.% of Si, 0.1 to 1.0 wt.% of Mn, 0.03 wt.% or less of P, 0.03 wt.% or less of S, 1.0 to 2.50 wt.% of Cr, 0.20 to 1.0 wt.% of Mo, 0.05 to 0.20 wt.% of V, 0.01 to 0.05 wt.% of Nb, 0.0050 to 0.0150 wt.% of N and a balance of Fe and other inevitable impurities to a temperature of 1,000 to 1,200 deg.C; hot rolling wire rod at a finishing rolling temperature being 1,000 deg.C or less; and cooling the hot rolled wire rod at a cooling rate of 0.1 to 10 deg.C/sec, wherein the steel slab comprises 1.5 to 2.5 wt.% of Cr.
Patent KR-20030095562-A (KR)
Title: Small-sized thermal chamber using electronic heaters and Peltier modules
Inventor: HAM SEOK JIN
IPC: H05B1/02
Filed: 2002-06-12
Abstract: PURPOSE: A small-sized temperature control chamber using an electric heater and a peltier element is provided to control effectively the temperature of a target by using a temperature control unit. CONSTITUTION: A small-sized temperature control chamber using an electric heater and a peltier element includes a chamber body(1), a temperature sensor(4), a peltier element(3), a plurality of relays, a plurality of contact points, and a control portion. A plurality of bar heaters(2) are inserted into the inside of the chamber body(1). The temperature sensor(4) is installed in the inside of a chamber to sense the temperature. The peltier element(3) is opposite to an outer surface of the chamber. The relays and the contact points are used for controlling an operation of the peltier element(3). The intensity of the supply voltage supplied to the bar heaters(2) is variably controlled according to the temperature sensed by the temperature sensor(4).
Patent KR-20030097244-A (KR)
Title: Alkali-clearable phthalimide-based azo disperse dyes and preparing method thereof and dyeing method thereby
Inventor: KIM JAE PIL
IPC: C09B29/036
Filed: 2002-06-20
Abstract: PURPOSE: Provided are an azo-based alkali-clearable disperse dye having a phthalimide structure, which has clearing ability under a weak alkali condition after dyeing polyester fiber material, and a method for dyeing the polyester fiber material by using the azo-based alkali-clearable dispersing dye. CONSTITUTION: The azo-based alkali-clearable disperse dye having the phthalimide structure is an azobenzene-based monoazo compound(formula I) and is produced by coupling-reacting a diazonium salt(formula II) of an aromatic amine compound with an aromatic aniline compound(formula III) as a coupling component. And the method for dyeing the polyester fiber material uses the azo-based alkali-clearable disperse dye(formula I) and contains an alkali clearing process using a weak alkali solution instead of a reduction clearing process using a strong alkali and a reducing agent, wherein pH of the weak alkali is 11-12. In the formula, X is hydrogen, methyl, or ethyl, Y1 and Y2 are hydrogen, methyl, methoxy, or acetylamino, and R1 and R2 are substituted or unsubstituted alkyl.
Patent KR-20040000157-A (KR)
Title: A manufacturing method of rf amp metal pcb
Inventor: KIM SANG HUI
IPC: H05K1/02
Filed: 2002-06-24
Abstract: PURPOSE: A method for fabricating a PCB(Printed Circuit Board) for amplifying a radio frequency is provided to reduce a fabrication time and enhance the productivity by simplifying a fabrication process. CONSTITUTION: A predetermined circuit line is formed on a metal PCB(50) including a printed circuit part(15) and a radiation plate(25). A first hole(60) of 1.6mm in diameter is formed at a grounding part of the circuit line in order to expose the radiation plate(25). A second hole(70) of 1.4mm in diameter is formed at the radiation plate(25) within the first hole(60). Particles are removed from the first hole(60) and the second hole(70). Impurities are removed from the first hole(60) and the second hole(70) by performing a catalytic process for the first hole(60) and the second hole(70). A conductive metal material is plated on the inside of the first hole(60) and the second hole(70).
Patent KR-20040002030-A (KR)
Title: Internet Electronic Commercing Method Combining Wireless Local Area Network with Digital Subscriber Line
Inventor: JUNG HAN UK
IPC: G06F17/00
Filed: 2002-06-29
Abstract: PURPOSE: A method for the Internet EC(Electric Commerce) combining a wireless LAN(Local Area Network) and a DSL(Digital Subscriber Line) is provided to perform the Internet EC without a certification procedure by connecting a terminal with a business place as installing the DSL to an end of a wireless LAN AP(Access Point). CONSTITUTION: The wireless LAN AP receives an IP(Internet Protocol) address request from a subscriber terminal(20). As receiving an IP address of an ISP(Internet Service Provider) from a DHCP(Dynamic Host Configuration Protocol), the IP address is provided to the subscriber terminal entering an AP region(22). When a browser of the subscriber terminal is driven, the subscriber terminal is automatically connected to a site of the ISP without a user certification procedure(28).
Patent KR-20040003198-A (KR)
Title: Instant cooling system for a vehicle by liquefied nitrogen gas
Inventor: KIM YEONG HA
IPC: B60H1/22
Filed: 2002-07-02
Abstract: PURPOSE: An instant indoor cooling system of a vehicle using liquid nitrogen is provided to instantly cool down a room of a vehicle with liquid nitrogen. CONSTITUTION: A system includes a temperature sensor(20) measuring indoor temperature of a vehicle; a passenger detecting part(21) detecting nonexistence of passengers in a room of the vehicle to electrically output nonexistence signal; a door opening detecting part(22) detecting opening state of a door of the vehicle to electrically output opening signal; a control part(30) outputting actuating signal to a liquid nitrogen spray unit(40) if the indoor temperature detected by the temperature sensor is over fixed temperature at which the liquid nitrogen spray unit has to be turned on while the nonexistence signal of the passenger detecting part and the opening signal of the door opening detecting part are inputted, and outputting stop signal to the liquid nitrogen spray unit if the indoor temperature is under fixed temperature at which the liquid nitrogen spray unit has to be turned off; and the liquid nitrogen spray unit spraying liquid nitrogen into the room of the vehicle following the actuating signal of the control part, and stopping spraying of liquid nitrogen into the room of the vehicle following the stop signal of the control part.
Patent KR-20030005012-A (KR)
Title: Soil characteristics survey device and soil characteristics survey method
Inventor: HIRAKO SHINICHI
IPC: G01V11/00
Filed: 2002-07-03
Abstract: PURPOSE: Provided is an observation apparatus for soil characteristics which is capable of efficiently obtaining data of high accuracy related to the distribution of soil characteristics in a field to collectively control the same. CONSTITUTION: An observation apparatus for soil characteristics is equipped with a pedestal connected to the rear part of a tractor, a control part (computer) placed on the pedestal and a soil cutting part attached to the lower part of the rear end of the pedestal and drawn by a vehicle such as the tractor or the like to observe the distribution of soil characteristics in the field in a real time. A GPS antenna is attached to the head of the control part. A soil cutting part is equipped with a shank supported on and connected to the lower part of the pedestal and a sensing part fixed to the lower part of the shank and almost advancing through soil at a predetermined depth. The control part forms a group of data corresponding to the same soil sample with respect to the soil characteristics to be detected or the detection signals of various sensors or the like different in arrangement.