baber/WOPTO huggingface dataset:
Patent KR-20020016868-A (KR)
IPC: G03F7/038
Filed: 2001-04-26
Abstract: 일반식(Ⅰ)의 반복단위를 가진 폴리이미드 및 일반식(Ⅳ)의 반복단위를 가진 폴리이미드. 
     
       
     
     (식 중, R 1 및 R 2 는 H 또는 C1 내지 C20의 알킬기, Z는 축합다환식 방향족기 또는 다음식: 
     
       
     
     의 어느 하나의 기.   단 X는 -(-C O- 또는 -C(=N 2 )-, Y는 직접결합, -CH 2 -, -O-, -SO 2 -, -S-, -CO-, -C(=N 2 )-, W는 직접결합, -CH 2 -, -C(CH 3 ) 2 -, -C(CF 3 ) 2 -, -S-, -SO-, -SO 2 - 또는 -O-, b,m,n은 0 또는 1; r은 c1 내지 4의 알킬기, 할로겐기 또는 페닐기; a는 0또는 1내지 3.)
Patent KR-20020023988-A (KR)
Inventor: KIM HYUNG HO
IPC: B02C18/08
Filed: 2002-01-03
Abstract: PURPOSE: An apparatus for pulverizing food waste is provided to considerably reduce the amount of the food waste as well as to contribute to the purification of environment. CONSTITUTION: The apparatus for pulverizing food waste is comprised of a food waste throwing hopper(100) integrated with a cover(2); a pulverizer(200) provided with multi-stage type pulverizing blades onto a rotating shaft for pulverizing the thrown food waste successively; a heating and discharge device(300) for drying the pulverized food waste to discharge it into a lower collecting chamber(4); and a deodorizing device for purifying air in order to remove bad smell generated from the food waste in the lower collecting chamber.
Patent KR-20030060550-A (KR)
Title: A lifter's installing structure of the drum type washer
Inventor: CHO HAN GI
IPC: D06F37/06
Filed: 2002-01-09
Abstract: PURPOSE: Structure for mounting a lifter of a drum type washer is provided to simplify the manufacturing process by simultaneously combining the lifter and a spider to a drum. CONSTITUTION: A drum type washer includes a cabinet forming an opening in front; a tub installed inside the cabinet to house washing water; a drum(60) performing washing actions by a rotating shaft(57) horizontally installed inside the tub; a spider(59) connecting the rear outer wall of the drum and the rotating shaft of a motor; and plural lifters(70) installed to the inner wall of the drum, to induce the laundry to move in the vertical direction. The lifter is combined simultaneously with the spider through a combining member fixing the spider to the drum. Thus, the assembling process is simplified and the number of bolts used in assembling is reduced.
Patent KR-20030062126-A (KR)
Title: Mutant genes of human beta, beta - carotene 15, 15' - dioxygenase with enhanced enzymatic activity
Inventor: EOM SU JONG
IPC: C12N15/53
Filed: 2002-01-16
Abstract: PURPOSE: Mutant genes of human beta, beta-carotene 15, 15'-dioxygenase having improved enzyme activity are provided, so that enzyme proteins expressed from the mutant genes can be used in various fields related to the vitamin A production. CONSTITUTION: Mutant genes of human beta, beta-carotene 15, 15'-dioxygenase are produced by error-prone PCR using a human beta, beta-carotene 15, 15'-dioxygenase gene as templates, and have the enzyme activity of the expressed protein of 1100 pmol/h. A method for producing vitamin A comprises digesting beta-carotene using the expressed human beta, beta-carotene 15, 15'-dioxygenase. A method for producing vitamin A comprises transforming a host cell using the mutant genes of human beta, beta-carotene 15, 15'-dioxygenase, and culturing the transformed host cell in a medium, wherein the host cell is a plant cell, a prokaryotic cell, a yeast cell, an insect cell, a mammal cell or a poultry cell.
Patent KR-20020064666-A (KR)
Title: Driver circuit and data communication device
Inventor: EBUCHI TSUYOSHI
IPC: H04L25/02
Filed: 2002-02-01
Abstract: PURPOSE: A driver circuit and a data communication device are provided to be usable for both communication via an optical cable and communication via an electric cable in a serial data transmission system. CONSTITUTION: A drive section(20) generates a differential signal according to an input signal and outputs the signal to an electric cable or an optical transceiver. A control section(10) receives a selection signal based on which the drive section(20) selects to drive the electric cable or the optical transceiver, an identification signal, and a data signal, for generating a signal based on the received signals and outputting the generated signal to the drive section(20). During a period indicated by the identification signal, the control section(10) controls the drive section(20) to put the output of the drive section(20) in a high impedance state when the selection signal indicates the selection of the electric cable, or output a predetermined differential signal, not putting the output in a high impedance state, when the selection signal indicates the selection of the optical transceiver.
Patent KR-20030070240-A (KR)
Title: Activity measuring method of hepatitis C virus replicase
Inventor: CHO DONG GYU
IPC: G01N33/573
Filed: 2002-02-21
Abstract: PURPOSE: A method for measuring activity of hepatitis C virus replicase is provided, thereby automatically carrying out HTS(High-throughput screening) analysis using SPA(Scintillation proximity assay)-based screening technologies. CONSTITUTION: A method for measuring activity of hepatitis C virus replicase comprises the steps of: mixing substrates containing isotope-labeled substrate, HCV(hepatitis C virus) replicase, SPA beads, biotin-15-UTP as a primer, poly A-500 as a template RNA, and buffer solution; carrying out the polymerization using the mixture; and measuring activity of HCV replicase using a liquid scintillation counter, wherein the isotope labeled substrate comprises 5,6-3H-UTP and another UTP; the SPA bead is streptavidin-SPA bead; and inhibitors of the polymerization process contain dimethylsulfoxide.
Patent KR-20030072060-A (KR)
Title: Method and Apparatus for Encoding/decoding of digital audio
Inventor: HONG JIN U
IPC: G10L19/02
Filed: 2002-03-05
Abstract: PURPOSE: An apparatus and a method for encoding and decoding digital audio are provided to remarkably improve a compression ratio while maintaining the similar quality of sound. CONSTITUTION: A down-sampler(100) receives a digital audio signal for down-sampling the digital audio signal 1/n time as large as the digital audio signal. An audio encoder(200) encodes the down-sampled audio signal by using a digital audio encoding method. A spectrum modeling unit(300) receives spectrum of the input digital audio signal and the down-sampled signal for modeling a frequency band incapable of being encoded, by using a gain value in a bark band between spectrums of compressed signals. A multiplexer(400) receives spectrum compensating bit stream obtained by encoding the gain value and encoding bit stream output from the audio encoder for multiplexing the bit streams to maintain the compatibility with a digital audio encoding standard for outputting a final bit stream.
Patent KR-20020071750-A (KR)
Inventor: ETOH MINORU
IPC: H04W28/04
Filed: 2002-03-05
Abstract: PURPOSE: To provide a method and a system for transmitting packets in wireless transmission by which a data link control with consideration of QoS is performed for realizing a small delay property of packets of a real time system while ensuring the reliability of packets of a data system. CONSTITUTION: When packets classified according to the QoS are sent from a transmission node to a reception node, the QoS classes are selected in sequence at the transmission node, and one of the specified unit data obtained by dividing transmission queuing packets included in the selected class is sent. If the selected class is a QoS class of the data system, the unit data to be sent is subjected to a retransmission control process, the reception node receives in sequence the unit data sent from the transmission node, several received unit data are assembled for each QoS for restoring the packets before division. If the received unit data is included in a QoS class of the data system, the received unit data to be assembled is subjected to a retransmission control process.
Patent KR-20030074945-A (KR)
Inventor: CHOI SANG EON
IPC: H01L27/22
Filed: 2002-03-14
Abstract: PURPOSE: A fluxgate sensor integrated at a semiconductor substrate and a method for manufacturing the same are provided to be capable of improving detecting accuracy and considerably reducing power consumption and the size of a system. CONSTITUTION: A fluxgate sensor is provided with a plurality of soft magnetic cores(1,2) installed for forming a closed magnetic path at a semiconductor substrate, an excite coil(3) made of a metal layer, installed for winding around the soft magnetic cores, and a magnetic field transition detecting coil(4) made of a metal layer, installed for winding the soft magnetic cores. Preferably, soft magnetic cores are spaced apart from each other at the same plane.
Patent KR-20030075386-A (KR)
Title: Chip scale package and method of fabricating the same
Inventor: BAE SEOK SU
IPC: H01L33/38
Filed: 2002-03-18
Abstract: PURPOSE: A chip package and a method for manufacturing the same are provided to be capable of reducing the size of the chip package, simplifying manufacturing processes, and securing the reliability of a chip. CONSTITUTION: A chip package is provided with a chip device(35) having a plurality of terminals at the first surface, an insulating layer(37) formed at the first surface except the terminal regions, a plurality of conductive layers(31a,31b,31c,31d) spaced apart from each other for being connected with each terminal of the first surface of the chip device, and a plurality of electrode surfaces(33a,33b,33c,33d) formed at each upper portion of conductive layers. Preferably, the chip package includes a protecting layer formed at the predetermined portion of the conductive layer.
Patent KR-20020075299-A (KR)
Inventor: ARIKADO TSUNETOSHI
IPC: G01M13/00
Filed: 2002-03-22
Abstract: PURPOSE: To estimate the life time of a vacuum pump discharging not only single kind of gas, but plural kinds of gases as well. CONSTITUTION: A life time estimating controller for a semiconductor manufacturing device having a vacuum pump for discharging gas from a chamber reads an index value for each process condition as a reference for estimating the life time of the vacuum pump from a reference file, finds a life time index value from a state value of the vacuum pump inputted in real time, and calculates duration for the found life time index value to exceed the reference index value from a development of change of difference between the life time index value found and the reference index value, corresponding to the read process condition. The estimated life time value of the vacuum pump is defined as this duration.
Patent KR-20030078395-A (KR)
Title: Method for fabricating break drum of clutch in washing machine
Inventor: YOON SEONG NO
IPC: D06F37/40
Filed: 2002-03-29
Abstract: PURPOSE: A brake drum manufacturing method of a clutch for a washing machine is provided to smoothen the surface of the brake drum, to increase the productivity and to reduce expenses by modifying the manufacturing process of the brake drum. CONSTITUTION: A brake drum(18) is formed in a clutch of a washing machine, and fixed in the lower part of a dehydrating shaft to transmit rotational force of a motor to the dehydrating shaft. The upper diameter is reduced, and the lower diameter of the brake drum is increased. The brake drum is formed through press process, and the outer periphery of the brake drum is coated with zinc to prevent oxidation. The formation of the lead on the surface of the brake drum is restricted, and the wear of the brake lining stopping the dehydrating tub by contacting to the brake drum is prevented in stopping dehydration of the washing machine.
Patent KR-20030079015-A (KR)
Title: Method for producing metachromatic polytrimethyleneterephtalate fiber and the fiber
Inventor: YOO BYEONG GYU
IPC: D01F6/62
Filed: 2002-04-01
Abstract: PURPOSE: Migration polytrimethylene terephthalate fiber is characterized by having low strength and low modulus, increasing workability on raising, having soft texture, having low shrinkage and having excellent dimensional stability. CONSTITUTION: The migration PTT fiber is obtained by the steps of: extruding polytrimethylene terephthalate through a spinning base(1) to get PTT yarn group having 0.4-1.4 of ultimate viscosity; cooling the PTT yarn with a cooling device(2); oiling the yarn with an oil supplying device(3); cool-drawing the yarn between a first godet roller(4) and a second godet roller(5); heating the yarn between the second godet roller(5) and a third godet roller(6); air-confounding the yarn on an interlacer(7); and then winding the yarn.
Patent KR-20020041364-A (KR)
Inventor: NAM SEONG GUK
IPC: G02F1/13
Filed: 2002-04-03
Abstract: PURPOSE: An apparatus for removing and cleaning particles of a liquid crystal glass substrate is provided to eliminate particles sticking to a glass substrate by spraying water to clean the glass substrate without damaging the surface of the glass substrate. CONSTITUTION: An apparatus for removing and cleaning particles of a liquid crystal glass substrate includes a working base on which a glass substrate is mounted, the first and second moving members(50,70) horizontally moved in directions perpendicular to each other. The apparatus further includes a head mount located under the second moving member and connected to the end of a cylinder rod of the first static-pressure cylinder to ascend and descend, and a working head set at the end of a cylinder rod of the second static-pressure cylinder to rotate in order to remove particles sticking to the glass substrate. The apparatus also has a head rotating member for rotating the working head, and a water spraying line having a plurality of spray nozzles for spraying water.
Patent KR-20020079452-A (KR)
Title: Ink cartridge
Inventor: KANAYA MUNEHIDE
IPC: B41J2/175
Filed: 2002-04-03
Abstract: PURPOSE: An ink cartridge is provided to be removable in an ink supply needle, to be loaded in an exact position to be communicated with a memory device and to easily change the capacity during using common components. CONSTITUTION: An ink cartridge comprises a container for storing ink therein, an ink supply port(4) formed at a leading end side in an insertion direction of the container, a memory device deposed on a first of two opposite surfaces parallel to the insertion direction of the container, a retaining member(5) disposed on the first surface and located at a trailing end side relative to the memory device in the insertion direction and another retaining member(6) disposed on the second surface. The memory device has an electrode for electrical connection to a recording device. The retaining member serves to selectively engage with the recording device. Another retaining device serves to selectively engage with the recording device also.
Patent KR-20030081631-A (KR)
Title: Hollow piston of compressor and method for manufacturing and apparatus the same
Inventor: PARK DAE GYU
IPC: B23K20/12
Filed: 2002-04-12
Abstract: PURPOSE: A hollow piston for a compressor, and a method and an apparatus for manufacturing the same are provided to improve endurance of a welding part by reducing flash when welding a body section of the hollow piston to a cap section. CONSTITUTION: A hollow piston(20) for a compressor includes a first piston member(23) having a bridge forming section(21) and a first coupling section(22) protruded from the bridge forming section(21) and a second piston member(26) having a second coupling section(24) and a hollow section(25). The second coupling section(24) is bonded to the first coupling section(22) by means of a welding tool(100). The second coupling section(24) is formed at one end thereof with stepped supporting sections(22a,24a). Extension member are formed adjacent to first and second coupling sections(22,24) in order to prevent a slot from being formed in the first and second coupling sections(22,24) when the welding tool(100) moves back.
Patent KR-20030082023-A (KR)
Inventor: SEO IN SU
IPC: H04W4/02
Filed: 2002-04-15
Abstract: PURPOSE: An MMSM(Method of Management Service for Moving Object) is provided to easily manage customers in group travel by managing a corresponding service area through a monitoring device. CONSTITUTION: If a monitoring device(1) is moved, a service area(2) corresponding to the monitoring device(1) is moved together and one service network is composed. One service area(2) is managed by one monitoring device(1). If the service area(2) is large, the service area(2) is divided. Monitoring devices are composed in the divided service areas, and customers are efficiently managed through a link communication between the composed monitoring devices.
Patent KR-20030082190-A (KR)
Title: Method for managing CPU thermal based on battery remaining in note-book system
Inventor: LEE SANG HO
IPC: G06F1/20
Filed: 2002-04-17
Abstract: PURPOSE: A method for managing heat of a portable device according to a remaining battery is provided to efficiently use the power charged in a battery on a state of an optimized CPU performance by operating the optimized heat management in consideration of the remaining battery. CONSTITUTION: A CPU checks whether the temperature is over the first reference temperature(S10). If the remaining battery is over 50% of entire battery capacity, a remaining battery detection/control part decreases the CPU heat by driving a fan in order to carry out the heat management operation by an active cooling mode(S30). If the sensed temperature is over the second reference temperature, a remaining battery detection/control part decreases the heat of the CPU by decreasing an actual operation frequency of the CPU in order to carry out the heat management operation by a passive cooling mode(S40).
Patent KR-20020082114-A (KR)
Inventor: KOYAMA JUN
IPC: G09G3/32
Filed: 2002-04-18
Abstract: PURPOSE: The display device and driving method of the device is provided to reduce the power consumption of a display device using a time gradation system when a multiple gradation display is not required. CONSTITUTION: A display device comprising: a means for dividing one frame period into a plurality of sub-frame periods; means for selecting a light emitting state or a non-light emitting state in each of the plurality of sub-frame periods in accordance with a n-bit digital signal(where n is a natural number) input to a pixel; means for selecting a first display mode or a second display mode; means for inputting the n-bit digital signal to the pixel as a first digital image signal during the one frame period in the first display mode; means for inputting a first bit digital signal to a m-th bit digital signal(where m is a natural number less than n) of the n-bit digital signal to the pixel as a second digital image signal during the one frame period in the second display mode; and means for changing a length of each of the m sub-frame periods in the second display mode which are respectively corresponding to the second digital image signal, to q times a length of each of the m sub-frame periods in the first display mode which are respectively corresponding to the first bit digital signal to the m-bit digital signal of the first digital image signal(where q is a number greater than 1).
Patent KR-20030082745-A (KR)
Title: Method for manufacturing semiconductor device
Inventor: KIM GI YONG
IPC: H01L21/24
Filed: 2002-04-18
Abstract: PURPOSE: A method for fabricating a semiconductor device is provided to easily control the thickness of silicide by performing a silicide process while a silicon substrate is not implanted, and to prevent a characteristic of the semiconductor device from being deteriorated by residues by performing the silicide process before a shallow trench isolation(STI) process. CONSTITUTION: A pad oxide layer is deposited on the silicon substrate(200). A Vtn implant process, a Vtp implant process, an N well implant process and a P well implant process are performed on the silicon substrate having the pad oxide layer. A silicide layer(204) is formed on the implanted silicon substrate. An isolation layer(206) is formed to isolate semiconductor devices through an STI process. The silicide layer deposited in a gate electrode formation position in the isolation layer is etched to form a gate poly(210). A gate pattern is formed in a corresponding position on the silicon substrate in an active region. A gate implant process and a source/drain implant process are performed.
Patent KR-20030083177-A (KR)
Title: Back-light assembly and liquid crystal display device using the same
Inventor: CHOI JEONG MIN
IPC: G02F1/13357
Filed: 2002-04-19
Abstract: PURPOSE: A backlight assembly and a liquid crystal display device using the same are provided to minimize the length of lamp wires which apply power to a lamp to supply light to liquid crystal, thereby reducing the entire volume of the LCD. CONSTITUTION: A backlight assembly includes a light guide panel(280), first and second lamps(210,220), a discharge voltage supply(230), a lamp connection element(240), and a receiving container(260). The first and second lamps are in the "L" shape to face each other and respectively supply lights to first and second sides(281,282) and third and fourth sides(283,284) of the light guide panel. The lamp connection element is formed of a conductive material and connects a first electrode(214) of the first lamp to a third electrode(224) of the second lamp. The lamp connection element compensates a first AC power applied to the first lamp in a first phase with a second AC power applied to the second lamp in the second phase. The first and second phases have a phase difference of 180°, thereby making a voltage level '0' as if the first and second electrodes are grounded.
Patent KR-20030083788-A (KR)
Title: Novel shuttle plasmid plk108s and transformant thereof
Inventor: KIM DONG UK
IPC: C12N15/75
Filed: 2002-04-22
Abstract: PURPOSE: A shuttle plasmid pLK108S and a transformant thereof are provided, thereby mass-producing beta-1,3-glucanase capable of hydrolysis of laminarin. CONSTITUTION: A shuttle plasmid pLK108S (KFCC 11303) is constructed by fusion of a recombinant plasmids pLK432 and pUB110 which contain beta-1,3-glucanase gene isolated from Bacillus circulans IJ2001. A transformant is prepared by transforming Escherichia coli DH5alpha, Bacillus subtilis RM125 or Bacillus megaterium ATCC 14945 with the shuttle plasmid PLK108S (KFCC 11303).
Patent KR-20030085605-A (KR)
Title: An adversting truck having X-shape elevating control means
Inventor: KIM JAE EUL
IPC: G09F21/04
Filed: 2002-04-29
Abstract: PURPOSE: An advertising vehicle including an X-shaped elevation control unit is provided to support and elevate stably an electronic display board by using an elevation control unit including one or more X-shaped connection links. CONSTITUTION: An advertising vehicle including an X-shaped elevation control unit includes a main body(10) of a vehicle, an X-shaped elevation control portion(20), an oil pressure elevation portion(25), an electronic display board(30), an electronic display board rotation driving portion(40), and a control unit. The X-shaped elevation control portion(20) is installed at the main body(10) and formed with an X-shaped connection link. In X-shaped elevation control portion(20), the distance of vertical direction is changed by a variation of distance of width direction. The oil pressure elevation portion(25) is installed at an upper portion of the X-shaped elevation control portion(20). The electronic display board(30) is installed at one end of the oil pressure elevation portion(25). The electronic display board rotation driving portion(40) is installed at one end of the oil pressure elevation portion(25) in order to rotate the electronic display board(30). The control unit controls the X-shaped elevation control portion(20) and the electronic display board rotation driving portion(40).