baber/WOPTO huggingface dataset:
Patent KR-20020060331-A (KR)
Title: Vertical nano-size magneto random access memory using carbon nanotubes and manufacturing method thereof
Inventor: CHOI WON BONG
IPC: H01L27/10
Filed: 2001-01-10
Abstract: PURPOSE: A vertical nano-size MRAM(Magnetic RAM) using the carbon nanotubes and a manufacturing method thereof are provided to limit the electron by using the carbon nanotube as a quantum dot and to realize the low electricity driving and the super slim and capacity of a terra bit class. CONSTITUTION: The source electrodes(40) are formed on a semiconductor substrate(200) by a magnetic material. An insulation layer(10) is formed by the non-conductive materials such as Al2O3 and SiO2 and the holes(10') is formed on the position matching to the source electrode. The carbon nanotubes(100) is vertically grown on the source in the hole by a CVD method, an electrophoresis method or a mechanical pressing method. A non-conductive thin film(30) is deposited on the insulation layer to bury the holes. A drain electrode(50) is formed on the non-conductive thin film and the carbon nanotubes by the magnetic material.
Patent KR-20020061247-A (KR)
Title: Process for treating organic wastewater by using yeast
Inventor: KIM EUN GI
IPC: C02F3/34
Filed: 2001-01-15
Abstract: PURPOSE: Provided is a method for treating organic wastewater using yeast which uses organic acid as carbon source. CONSTITUTION: Yeast is strong at low pH, and settled better than bacteria. According to the method, the method comprises two steps: (a) step for decomposing organics into organic acid; and (b) injecting yeast into wastewater, contained organic acid, for decomposing organic acid. Yeast used for treating wastewater is recycled as feed.
Patent KR-20020061255-A (KR)
Title: A semiconductor device having a high voltage and a low voltage transistors and a method for fabricating the same
Inventor: KANG DAE UNG
IPC: H01L21/336
Filed: 2001-01-15
Abstract: PURPOSE: A semiconductor device having a high and a low voltage transistor and a manufacturing method thereof are provided to prevent the current decrease of the transistor by improving the generation of a rapid shallow junction on a border of the low voltage transistor and a low and high voltage gate oxide film. CONSTITUTION: The first, the second and the third insulation film are formed on a semiconductor substrate(42). The second and the third insulation film in a gate region of the first transistor are etched. A spacer(52) is formed on a side surface of the second and the third insulation film. The first gate insulation film is formed by oxidizing the semiconductor substrate. The first, the second and the third insulation film are etched and the second gate insulation film is formed on the result. The third insulation film has the different etching ratio of the second insulation film and the similar etching ratio of the first insulation film.
Patent KR-20020061810-A (KR)
Title: Sizing Device for Ink Tube
Inventor: LEE SANG GWON
IPC: B43K7/02
Filed: 2001-01-18
Abstract: PURPOSE: An ink tube sizing device is provided to improve the speed of production by performing sizing during cooling, and to achieve a desired surface roughness without damaging the outer surface of an ink tube. CONSTITUTION: The ink tube sizing device is comprised of a cylindrical sealed sizing tank(30); a sizing jig(40) installed in the sizing tank in which a plurality of sizing plates formed with an ink tube passing hole are arranged at regular distances; an inlet hole(50) installed to the one side of the sizing tank through which an ink tube is inserted; a discharge hole(60) installed at the opposite side of the inlet hole through which the ink tub is guided toward a cooling device; a cooling water connection hole into which a cooling hose(19) is fitted; and a vacuum connection bore into which a vacuum hose(29) is assembled.
Patent KR-20020063073-A (KR)
Title: 3,6-di(3',5'-bis(trifluoromethyl)benzene)pyromellitic dianhydride, and process for preparing them
Inventor: MYUNG BEOM YEONG
IPC: C08G73/10
Filed: 2001-01-26
Abstract: PURPOSE: 3,6-di(3,5-bis(trifluoromethyl)benzene)pyromellitic dianhydride and a producing method thereof are provided, which compound is used as a monomer for producing polyimide, so that the polyimide having improved properties can be produced. CONSTITUTION: The 3,6-di(3,5-bis(trifluoromethyl)benzene)pyromellitic dianhydride is represented by formula 1, in which R1 and R2 are the same or different and fluorine-substituted C1 to C9 alkyl. The method for producing 3,6-di(3,5-bis(trifluoromethyl)benzene)pyromellitic dianhydride comprises the steps of: reacting a compound of formula 2 with a compound of formula 3 in the presence of ((C6H5)3P)4Pd to produce a compound of formula 4; reacting the compound of formula 4 with an excess of KMnO4 to produce a compound of formula 5; and drying the compound of formula 5 at 200 to 300 deg. C and 20 to 40 inch Hg under reduced pressure to produce a compound of formula 1.
Patent KR-20020064402-A (KR)
Title: manufacturing method of liquid crystal display
Inventor: BAN BYEONG SEOP
IPC: G02F1/1339
Filed: 2001-02-01
Abstract: PURPOSE: An LCD manufacturing method is provided to disperse spacers before forming an orientation film or after mixing with an orientation film solution to fix the spacers to the orientation film for preventing the movement of the spacers due to the shock in the process of liquid crystal injection or polarization plate attachment. CONSTITUTION: An LCD manufacturing method includes the steps of mixing and doping an orientation film(30,31) and spacers(40) after mixing on either of a first substrate(10) or a second substrate(11) facing the first substrate, forming a sealant pattern on either of the first or second substrate, coupling the first and second substrates together, and an injecting liquid crystal(50) between the first and second substrates.
Patent KR-20010082040-A (KR)
Inventor: CRONK MATTHEW SLADE
IPC: G06F9/445
Filed: 2001-02-01
Abstract: PURPOSE: A method and a system for supporting multiple operating systems on the same disk running on different computers at the same time are provided to simultaneously execute plural operating systems from the same shared system resource on different computers. CONSTITUTION: A method for booting a plurality of operating systems on a plurality of processors from a shared system resource, the method comprising reading a master boot record from the shared system resource by a processor from the plurality of processors to determine the partition of an operating system from the plurality of operating systems to be used, reserving a portion of the shared system resource using a unique reservation key by the processor for accessing an operating system boot partition, and reserving a portion of the shared system resource using the unique reservation key by the processor for accessing an operating system partition.
Patent KR-20020064805-A (KR)
Inventor: KIM SU HYEON
IPC: C12Q1/68
Filed: 2001-02-03
Abstract: PURPOSE: Provided are a method and an apparatus for detecting DNA, thereby rapidly and simply detecting DNA with reasonable price of a DNA detection apparatus having a simple structure. CONSTITUTION: The method for detecting DNA comprises the steps of: immobilizing DNA onto a chip; adding a target DNA to the immobilized DNA to hybridize them; fixing an intercalator to the DNA hybrid; adding a luminous solution to the intercalator-fixed DNA hybrid; flowing a voltage current to the chip to react the intercalator and the luminous solution; and detecting and analyzing light.
Patent KR-20020065068-A (KR)
Title: Wave guide having magic T structure
Inventor: KANG GWANG HUI
IPC: H01P5/20
Filed: 2001-02-05
Abstract: PURPOSE: A waveguide of a magic T structure is provided to use in a small space so as to enhance application. CONSTITUTION: A waveguide of a magic T structure comprises a tube type T waveguide(20a) including a first and a second terminals(21,22) coupled to each other and a third terminal(23) coupled to the first and the second terminals(21,22) perpendicularly, and a tube type L waveguide(20b) including a fourth terminal(24). The L waveguide(20b) is started from a cross point of the T waveguide(20a) and is arranged in parallel to the waveguide of the first and the second terminals(21,22). The T waveguide(20a) and the L waveguide(20b) include an integrated waveguide duct(25), a first cover(26) for covering the T waveguide(20a) of the waveguide duct(25), and a second cover(27) for covering the L waveguide(20b) of the waveguide duct(25).
Patent KR-20020066636-A (KR)
Title: Communicating method between processor and processor in digital set top box
Inventor: PARK GYEONG JUN
IPC: G06F13/14
Filed: 2001-02-13
Abstract: PURPOSE: A method for a communication between digital set-top box processors is provided to use a conventional microcomputer when contents of an I/O port or a control register of a microcomputer are changed by directly controlling a microcomputer in a CPU through an I¬2C protocol. CONSTITUTION: In a communicating method which used an I¬2C protocol between a master 32-bit CPU and a slave 8-bit microcomputer at a digital set-top box, the CPU directly controls an I/O port or a registry of the microcomputer through the I¬2C protocol. Elements of the I¬2C protocol are described as follows. A Start Condition for informing a start, a Slave Address for indicating a slave microcomputer, a Command for informing a command that the CPU directly controls the microcomputer, a Register_Addr_H for informing a high address of a specific port or a registry of the microcomputer, a Register_Addr_L for informing a low address of a specific port or a registry of the microcomputer, a Register_Contents which are data being inputted in the specific port or the registry, and a stop condition for informing a termination are provided, respectively.
Patent KR-20020067317-A (KR)
Inventor: CHOI GANG JUN
IPC: H01L21/205
Filed: 2001-02-16
Abstract: PURPOSE: A chemical vapor deposition apparatus is provided to stably supply gas of a raw material by increasing repeatability and uniformity of a thin film, and to obtain a uniform deposition rate. CONSTITUTION: A thin film process is performed on a substrate in a reaction chamber(30). A raw material supplying apparatus(40) contains the raw material(45) and vaporizes a solid raw material by transport gas to generate raw material vapor. A metal ball(46) prevents the raw material from being coagulated, mixed in the raw material. A supporting wall(43) is separated from a predetermined height of the bottom surface of the inside of a container(41) to support the raw material. A buffer unit(44) supplies transport gas of a predetermined pressure to the raw material, divided by the supporting wall. A heating unit transports the transport gas to the buffer unit, connected to a side of the raw material supplying apparatus. The heating unit makes the raw material heated up to have the same temperature as the raw material of the raw material supplying apparatus. A supply unit supplies the vapor of a solid raw material evaporated by the transport gas to the reaction chamber, installed between the raw material supplying apparatus and the reaction chamber. A magnetic field formation unit(70) makes the metal ball rotate on its axis and revolve around other metal balls, installed near the lower portion of the raw material supplying apparatus.
Patent KR-20020067949-A (KR)
Title: Image forming appratus capable of forming a duplex image on one sheet
Inventor: AHN BYEONG SEON
IPC: G03G15/23
Filed: 2001-02-19
Abstract: PURPOSE: An image forming apparatus capable of performing two-sided printing is provided to construct the apparatus in a module so as to selectively attach or detach a two-sided printing unit to/from a main body of the apparatus. CONSTITUTION: An image forming apparatus capable of performing two-sided printing includes an engine(E) for forming image information on a printing paper, a main body(100) having a printing paper transfer path through which printing papers stacked on a cassette are discharged via the engine, and a two-sided printing unit(200) having a printing paper circulation path through which the printing papers that have passed through the engine are reversed on the printing paper transfer path to enter the engine again. The two-sided printing unit is attached or detached to/from the main body.
Patent KR-20020068129-A (KR)
Title: A delivery service system of correspondence and an article
Inventor: JUNG WON KYUN
IPC: G06Q50/28
Filed: 2001-02-20
Abstract: PURPOSE: A mail and parcel delivery system is provided to be punctual to deliver mails and parcels. CONSTITUTION: The system needs many information offices to take the mails. The customer can express the desired delivery date clearly. The mails or parcels are gathered in storage and taken custody by the left days to the desired delivery date. The mails and parcels are classified using computer. Barcodes are attached on the mails and scanned. When the delivery date gets near, the mail or parcel is sent to the information office, which is the closest to the recipient. The delivery can be delegated to the post office. When the desired date is too far, the system is able to trace the recipient's address at the delivery date.
Patent KR-20020068916-A (KR)
Title: Internet Spectacle shopping-mall System using Image of Composition
Inventor: HAN KYU JUNG
Filed: 2001-02-23
Abstract: PURPOSE: A glasses shopping mall operation system and method is provided to offer a virtual image, synthesizing an image of glasses with an image of a person in glasses, to a purchaser for enabling the purchaser to easily select the glasses matching with physical characteristics and face characteristics. CONSTITUTION: The method comprises steps of a purchaser accessing a glasses shopping mall by using a glasses selection program(S1), the purchaser taking a face image of himself or herself by using a camera(S2), the purchaser searching for a model of the glasses in the glasses selection program and a server of the shopping mall, synthesizing the glasses model with the taken face image, and selecting the model of the glasses(S3), the purchaser selecting a diopter of the glasses(S4), the purchaser selecting a color of the lenses of the glasses(S5), the purchaser filling in a purchase order form offered by the glasses selection program and transmitting the purchase order to the server of the shopping mall(S6), the server asking the purchaser if the purchaser wants to consult with a consultant(S7), the server exchanging views with the purchaser by an e-mail, a chatting, or a phone in a case that the purchaser wants to consult with a consultant(S8), the server confirming the purchase of the selected glasses(S9), and the purchaser making a payment for the glasses via a payment system(S10).
Patent KR-20020070731-A (KR)
Title: Switching device of sliding gate of ladle for casting
Inventor: LEE HYO JAE
IPC: B22D41/22
Filed: 2001-03-03
Abstract: PURPOSE: A switching apparatus of sliding gate of ladle for casting is provided which does not consume a large amount of hydraulic oil at all, prevents environmental contamination and fundamentally intercepts generation of fire and other safety accidents using a sliding switching device that is a hydraulic unit. CONSTITUTION: The switching apparatus of sliding gate of ladle for casting is characterized in that an A line channel(5) and a B line channel(5a) connected to a hydraulic cylinder(1) switching the sliding gate are connected to a direction change valve(7) via quick couplers(6a,6b) respectively, two ball valves(11,11a) connected to the middle part of the A line channel and B line channel by connecting passageways(10,10a) respectively are symmetrically positioned in such a manner that the two ball valves are connected to another connecting passageway, the middle part of the connecting passageway is connected to a connecting passageway(10c) so that a space part in which a certain volume is secured is formed in front of the connecting passageway, the connecting passageway is connected to an oil chamber(14) of a cylinder(15) in which a displaceable piston(12) dividing the space part into two compartments is installed in such a manner that a nitrogen gas chamber(13) and the oil chamber(14) are split by the piston so that the piston varies space volumes of the nitrogen gas chamber and the oil chamber, a connecting passageway(10d) is connected to the middle part of the connecting passageway so that the front end of the connecting passageway is connected to an entrance side of a check valve(16), an exit side of the check valve is connected to a connecting passageway(10e) and the middle part of a high pressure side change valve(17), and one side of the high pressure side change valve is connected to the A line channel and a connecting passageway(10f) while the other side of the high pressure side change valve is connected to the B line channel and a connecting passageway(10g).
Patent KR-20020071151-A (KR)
Title: Method and System for Remote Installation of a Software on Client Computers from a Server
Inventor: LEE SANG GUK
IPC: G06F9/44
Filed: 2001-03-05
Abstract: PURPOSE: A software installation method and system is provided to enable a client system to share an auxiliary storage device of a server, for example, a CD-ROM drive so that the client system can download directly a software, stored in the CD-ROM, from the CD-ROM drive of the server without temporarily storing the software at a main storage device of the server. CONSTITUTION: The method comprises steps of a management server generating an account necessary for enabling a client system to access the management server(202), the management server making a CD-ROM drive get shared by a client system(204), the management server selecting a client system where a software stored at a CD-ROM is installed(206), the management server transmitting to the client system data necessary for enabling the client system to access the server(208), the client system receiving a software installation request from the management server, and checking a remaining capacity of a hardware(210), the client system generating a virtual drive and mapping the virtual drive to the CD-ROM drive(212), the client system driving a search module of Windows, displaying a list of software files stored at the CD-ROM drive, capturing the displayed file list window, and transmitting it to the management server(214), the management server displaying the captured screen, receiving related instructions from a system administrator, and transmitting the instructions to the client system(216), the client system executing a software installation process according to the instructions of the system administrator(218), and the client computer transmitting a software installation completion signal to the management server(220).
Patent KR-20020072163-A (KR)
Title: Apparatus for transmitting of packet data control channel information in mobile communication system
Inventor: BAE CHANG HUN
IPC: H04W4/20
Filed: 2001-03-09
Abstract: PURPOSE: An apparatus for transmitting packet data control channel information in a mobile communication system is provided to efficiently transmit control information of packet data in the mobile communication system capable of retransmission of the packet data. CONSTITUTION: A controller(301) outputs packet data control channel information for indicating size information of a sub-packet using the second and third bits in initial transmission and indicating the number of retransmission using the second and third bits in retransmission. A transmission converting unit converts output information of the controller(301) according to a promised channel structure of a mobile communication system. A wireless processor transmits the output of the transmission converting unit to wireless environment. The transmission converting unit has a block encoder(303) encodes inputted packet data control channel information. A sequence repeater(304) performs repetition according to the number of slot in which data are transmitted. A QPSK(Quadrature Phase Shift Keying) modulator(305) modulates the output of the sequence repeater(304) and outputs the modulated signal. A Walsh spreader(306) spreads the output of the QPSK modulator(305).
Patent KR-20020073739-A (KR)
Title: Non-needleworks handbag
Inventor: LIM CHUL SOON
IPC: A45C3/00
Filed: 2001-03-15
Abstract: PURPOSE: A seamless handbag is provided to improve a tear-resistance of the handbag, thereby preventing a theft, and to diversify a design of the handbag by freely exchanging an outer shell and an inner shell. CONSTITUTION: The seamless handbag is injection molded by dividing it into a body(100) and a bottom plate(300) or a body(200) and a bottom plate(400) to be integrated respectively. The outer and inner surfaces of each body are attached with body outer shells(100a,200a) and body inner shells(100b,200b) respectively. One of the bottom plates is attached with a bottom outer shell(300a), while the other bottom plate is attached with a bottom inner shell(400a) so that a distance is provided between the distal portions of the bottom plates. Typical accessories(500,500a) are attached to the rim of the bodies.
Patent KR-20020076398-A (KR)
Title: Aging operating circuit of lcd device
Inventor: LEE JEONG MO
IPC: G02F1/13
Filed: 2001-03-28
Abstract: PURPOSE: An aging driver circuit of a liquid crystal display is provided to cope with a various kind of LCDs by downloading LCD kind information through an interface with an external control PC. CONSTITUTION: An aging driver circuit of a liquid crystal display includes a CPU(12) receiving and storing kind information related to LCD driving from an external control PC(11) and reading information related to LCD driving in aging for setting a driver circuit and driving LCD modules, an EEPROM(14) receiving and storing LCD kind information related to the driver circuit setting from the CPU and transmitting kind information in aging to the CPU for setting the driver circuit, FPGA(13) receiving pattern generation information from the CPU for generating an LCD drive pattern and generating various control signals, a flash ROM(15) storing CPU programs, FPGA serial ROM(16) storing FPGA driving program, a PLL(17) generating clocks for driving the LCD modules, and an LVDS input and output part(18) receiving pattern data and clocks, horizontal and vertical synchronous signals, a data enable signal from an external lighting examiner for outputting the received pattern data, main signals, and the pattern data and signals generated in the driver circuit.
Patent KR-20020076709-A (KR)
Title: Stand in line device of Terminal for Condenser use
Inventor: PARK SANG CHUN
IPC: H01G13/00
Filed: 2001-03-30
Abstract: PURPOSE: A terminal alignment apparatus for condenser is provided to increase productivity by minimizing a time for supplying a terminal. CONSTITUTION: A linear feeder has a curvature portion(11) of a round shape in order to buffer an impact of a terminal(1). An aligning chuck(21) is installed on an alignment portion(20). The aligning chuck(21) has a shape of tongs. The aligning chuck(21) is widened to both directions by an elastic force of a spring(24) when a cam shaft is inserted into a center of an upper portion of the aligning chuck(21). The terminal(1) is loaded on a support portion when the aligning chuck(21) is widened to both directions. The aligning chuck(21) is restored to an aligning position by the elastic force of the spring(24) if a cam shaft(25) is separated from the aligning chuck(21). A supply portion includes a supply chuck for transferring the aligned terminal(1) to the next process.