baber/WOPTO huggingface dataset:
Patent KR-20010010927-A (KR)
Inventor: YUN HO SUB
IPC: E04B2/00
Filed: 1999-07-23
Abstract: PURPOSE: A construction method for a clay wall is provided to reduce the term of work and the cost of production because auxiliary materials such as a wire net and an H-frame are unnecessary, and to make a solid clay wall. CONSTITUTION: A construction method for a clay wall comprises the steps of; forming a frame structure(110) with steel in the place where the clay wall is constructed; forming a frame(120) in wall shape by installing numerous square plates(40,50) along the inside of the frame structure; filling soil into the frame repeatedly to a certain height; hardening the filled soil repeatedly; taking the frame structure to pieces by unfastening a bolt(62) and a nut(64); and detaching the square plates. In the frame structure, four channel steel members(20) are vertically installed, and horizontal channel steel member(32) and band steel members(34) are horizontally installed.
Patent KR-20010011197-A (KR)
Inventor: YOON CHEOL JU
IPC: H01L21/76
Filed: 1999-07-26
Abstract: PURPOSE: A shallow trench isolation method is to prevent a groove from being formed at a surface interface between an active region and an isolation region. CONSTITUTION: A shallow trench isolation method comprises the steps of: forming a pad oxide layer on a semiconductor substrate(100) using a CVD(chemical vapor deposition) process; forming a nitride layer on the pad oxide layer; etching the nitride layer to define a region for a trench(107) to be formed therein; etching the semiconductor substrate using the nitride layer as a mask to form a trench; depositing an oxide layer(112) on the nitride layer and in the trench using the CVD process to bury the trench; and etching the oxide layer until a surface of the nitride layer is exposed to form a trench isolation region.
Patent KR-20010011206-A (KR)
Inventor: KIM SUNG HO
IPC: B29C31/00
Filed: 1999-07-26
Abstract: PURPOSE: A device for detecting short of heat wire of styrofoam cutter is provided to early detect overheating or short of heat wire in a styrofoam heat wire cutter and then cut off power supply to the heat wire. CONSTITUTION: A device for detecting short of heat wire of styrofoam cutter is adapted to a styrofoam cutter composed of a plurality of heat wires(120), for example, nichrome wire, connected in parallel between two metal rods(110, 115) to cut a styrofoam carried by a conveyor. The device comprises a voltage controller(100) for supplying a desired instantaneous current to the heat wires(120) according to the weight and feed speed of the styrofoam; a current detecting and transforming unit(140) for frequently measuring the instantaneous current supplied to the heat wire(120) from the voltage controller(100), transforming the current to a voltage value, and measuring a variation amount of the transformed voltage value; and a power control unit(150) for detecting a signal having varied voltage value from the current detecting and transforming unit(140) and then cutting off the voltage controller(100) and input power of a drive member for driving a conveyor.
Patent KR-20010011977-A (KR)
Title: Cell broadcasting method for short message service
Inventor: SHIN SANG RIM
IPC: H04W72/00
Filed: 1999-07-31
Abstract: PURPOSE: A cell broadcasting method for a short message service(SMS) is provided to perform a scheduling function in a medium access control sublayer(MAC) of a UTRAN(UMTS(universal mobile telecommunications system) terrestrial radio access network) and to make the MAC transmit a schedule message to a MAC of a user element(UE), so as to efficiently perform an SMS cell broadcasting than an existing SMS under a 3 third generation partnership project(3 GPP) environment. CONSTITUTION: A network(UTRAN(UMTS(universal mobile telecommunications system) terrestrial radio access network)) multiplexes a channel for transmitting an information message with other channels, and performs a scheduling relating to the information message. The network transmits a schedule message according to a performance result and the information message, through a transmission channel of a wireless section. A user device(UE) selectively receives the information message by using information on the information message included in the schedule message.
Patent KR-20010017817-A (KR)
Inventor: CHOI MOON GUN
IPC: C07F7/08
Filed: 1999-08-14
Abstract: PURPOSE: Provided are a silane compound which is useful as a functional high molecular monomer, a conductive polymer produced therefrom and a method for preparing the conductive polymer. The conductive polymer can be applied to a field requiring conductivity and adhesive property and be used as an organic layer of display, especially luminous layer of organic electroluminescence device. Also, the conductive polymer can be applied to various instrument board of machines. CONSTITUTION: A silane compound is represented by the formula (1) , wherein R1 is hydrogen and each R2, R3, R4 and R5 is selected from the group consisting of C1-C20 alkyl , C1-C20 alkoxy, halogen atom and halide. The conductive polymer having compound of the formula (2) as a repetition unit is prepared by polymerization of the silane compound of the formula (1).
Patent KR-20000017441-A (KR)
Inventor: TCHCHIDAS SMU
IPC: G09G3/36
Filed: 1999-08-21
Abstract: PURPOSE: An apparatus for driving a plasma address type LCD is provided, which decreases a contrast of a display picture and does not decrease a S/N. CONSTITUTION: The apparatus for driving a plasma address type LCD comprises: an NTSC decoding unit (21) for decoding a reference video signal as a luminance signal and a color difference signal and extracting a synchronizing signal from the decoded luminance signal to provide a LCD controller (28); a liquid crystal column driver (25) for latching a video data with a 1 horizontal period and holding each pixel video data, wherein the LCD controller (28) generates a plasma pulse to operating a plasma driver (31) and the plasma driver (31) provides the plasma pulse and generates a plasma discharge. Thereby, it is possible to resolve the decrease of the S/N of the display video.
Patent KR-20000012216-A (KR)
Inventor: HWANG YOUNG HEON
IPC: H04N7/14
Filed: 1999-08-27
Abstract: PURPOSE: An apparatus for relating TV-channels with webs using a set top box for internet which can relate TV-channels web information provided from a web site with real channels of the set top box for internet and TV set to driving the real channels according to the TV-channels web information and a method thereof are provided. CONSTITUTION: An apparatus for relating TV-channels with webs using a plurality of set top boxes for internet includes; A/V input selection means (10) having a plurality of input terminals each of which is connected with each of the plurality of set top boxes, the A/V input selection means for selecting one among the plurality of set top boxes and outputting an output of the selected set top box to a RF terminal of television; an internet set top box (20) for generating a remote control signal when a broadcasting channel is selected on a web site which supports an interactive operation between TV-channels information and the television and the plurality of set top boxes, and for outputting a switching control signal of the A/V input selection means; and a remote controller signal reflector (30) for reflecting a remote controller signal from the internet set top box to allow the television and the selected set top box to be operated. Therefore, the TV-channel information on the web page is able to be interactively used in selecting the real channels of television.
Patent KR-20000075395-A (KR)
Inventor: SONG UI HWAN
IPC: H01M10/0567
Filed: 1999-09-01
Abstract: PURPOSE: An electrolyte for a secondary lithium battery is provided to prevent the explosion of a battery by preventing the reaction of an electrolyte and a lithium. CONSTITUTION: An electrolyte for a secondary lithium battery comprises a lithium salt, an organic solvent, and a heat hardening organic composition. The heat hardening organic composition is a monomer, an oligomer, or a polymer which has a heat hardening property. According to the electrolyte for a secondary lithium battery, the explosion of the battery is prevented by preventing the reaction of the electrolyte and a lithium. The battery employing the electrolyte has an excellent charging and discharging cycle life.
Patent KR-20010026309-A (KR)
Inventor: JUNG HUI WON
Filed: 1999-09-04
Abstract: PURPOSE: A banking system and a method using a smart card are provided to decode secure information, for example account data, by using a smart card so that it can assure a security of a user information over a public network. CONSTITUTION: The method comprises steps of issuing a banking card storing a user information, an account information, a secret code and a secret key used in coding and host approval(S100), comparing a received user password with the information stored in the issued banking card(S200), generating a service selection and a service format via a client terminal, accessing a banking host, and generating an inter-approval and a coding format(S300), and performing a banking task through a bank computer system and a network by using the generated session(S400). The system comprises the smart card, the client terminal, the banking host, and the bank computer system.
Patent KR-20000047490-A (KR)
Title: Liquid crystalline polymer monofilaments having improved adhesion characteristics
Inventor: ANDERSON NORMAN S
IPC: C09K19/58
Filed: 1999-09-16
Abstract: PURPOSE: Provided are LCP filaments, fibers, yarns and monofilaments, and cords made therefrom having improved adhesion characteristics to rubber and rubber coated materials or substances. CONSTITUTION: The monofilaments and yarn made therefrom comprise a liquid crystalline polymer filament having a finish selected from the group consisting of esters formed between (a) pentaerythritol and saturated polyols of up to 10 carbon atoms and 2 to 6 hydroxyl groups, and (b) a carboxylic acid of formula CxH2x=1COOH, wherein x is from 2 to 20, and wherein 2 to 6 of the hydroxy functions are convened to ester functions. In a preferred embodiment of the invention, the finish is an ester formed from the reaction of pentaerythritol and a carboxylic acid of formula CxH2x=1COOH, wherein x is from 2 to 20, and preferably between 14 and 20.
Patent KR-20010029162-A (KR)
Inventor: KWON JAE JIN
IPC: H01L21/48
Filed: 1999-09-29
Abstract: PURPOSE: A method for bonding tape using a corona treatment is provided to prevent bonding tape from being left in a wafer back-grinding process, by increasing adhesion between a tape base roll stock and adhesive by numerous corona discharge treatments. CONSTITUTION: A tape base roll stock(21) is cleaned. A corona treatment is peformed regarding the cleaned tape base roll stock at different corona discharge potentials. Adhesive is bonded to the corona-treated tape base roll stock. Protection tape is adhered to the adhesive.
Patent KR-20010035562-A (KR)
Inventor: PARK HAE GYUN
IPC: H01L21/306
Filed: 1999-10-01
Abstract: PURPOSE: A system for cooling a back side of a wafer is provided to effectively cool the wafer during an etching process and to control a process defect caused by temperature ununiformity, by separately forming an inlet and an outlet for helium. CONSTITUTION: A groove has a net structure in which a concentric circle and a radial line are interconnected on a disc-type wafer chuck(21). A helium supply line(27) supplies helium for cooling to the wafer chuck. A helium exhaust line(29) the helium for cooling exhausted from the wafer chuck to the exterior, using an exhaust pump installed in the helium exhaust line. A hole for supplying helium is installed in a body of the wafer chuck, wherein upper and lower portions of the hole for supplying helium are respectively connected to the groove and the helium supply line in a periphery of the wafer chuck. A hole for exhausting helium is installed in the body of the wafer chuck, wherein upper and lower portions of the hole for exhausting helium are respectively connected to the groove and the helium exhaust line in a central portion of the wafer chuck.
Patent KR-20000035014-A (KR)
Inventor: BHATT ANILKUMAR C
IPC: C07C29/80
Filed: 1999-10-15
Abstract: PURPOSE: A method for recovering solvents containing aromatic alcohols from an impure effluent stream of an industrial process is provided, wherein the effluent waste stream contains at least 10 wt% of monomeric units that are reacted to form larger oligomers and polymers, dissolved polymers, polymeric particles, and the hydrolysis, oxidation and/or other decomposition products of solvents with high boiling point. CONSTITUTION: An organic solvent is recovered from an effluent stream comprising the solvent, water and at least 10 wt% of monomeric units, by polymerizing the monomeric units; feeding the effluent stream into a first stage separator and separating water and volatiles from the effluent stream to provide a dehydrated solvent fraction; feeding the dehydrated solvent fraction into a second stage separator to separate it from the steam fraction containing volatile solvent with high boiling point and the sludge fraction containing non-volatile materials. An aromatic alcohol is recovered from an effluent stream comprising at least 10 wt% of monomeric units, by polymerizing the monomeric units; feeding the effluent stream into a heat exchanging evaporator and separating water and volatiles from the aromatic alcohol to provide a dehydrated liquid containing aromatic alcohol; evaporating the dehydrated solvent fraction to separate it from the non-volatile materials and to recover the steam fraction containing the aromatic alcohol and the sludge fraction containing non-volatile aromatic alcohol therefrom.
Patent KR-20000029276-A (KR)
Title: Developing apparatus
Inventor: SUWA KOICHI
IPC: G03G15/08
Filed: 1999-10-23
Abstract: PURPOSE: A developing apparatus is provided to prevent the low density of initial image generated by the oversupply of a developing bearing member and the blank strip image generated by the undersupply of the developer bearing member. CONSTITUTION: A developing apparatus(8) comprises a developing container(104) containing a toner(109) inside. The developing container(104) has an aperture(104a) in its front and lower part in case that a developing sleeve(105) is arranged as a developer bearing member. A magnet(106) is fixed inside of the developing sleeve(105) rotating in the direction of R2. The surface of the developing sleeve(105) is facing an elastic blade(107a) functioning as a developer adjustment member. The elastic blade(107a) is designed so as to adjust the thickness of the toner(109) layer attracted on the surface of the developing sleeve(105) by the magnetic force.
Patent KR-20010046174-A (KR)
Inventor: JANG YEONG BAE
IPC: G11C29/00
Filed: 1999-11-11
Abstract: PURPOSE: An internal test apparatus of a nonvolatile memory is provided to minimize time and cost required for testing by largely reducing time transmitting an address and a data between a chip and a testing apparatus. CONSTITUTION: The internal test apparatus includes a generating portion(10), an EPROM or a flash memory(11), a RAM(12), an address generating portion(13), a comparing and error counting portion(14), a timer(15), a register(16) and a test controlling portion(17). The generating portion generates a predetermined generation clock of the inside of a chip. The EPROM or a flash memory includes memory cells to test, a word line decoder, a bit line decoder and a sense amplifier and stores a predetermined data. The RAM temporarily stores a test order, a read/written pattern data and a tested result. The address generating portion generates an address required for reading/writing in the EPROM or the flash memory and the RAM respectively. The comparing and error counting portion performs an error counting by comparing the read/written pattern data. The timer establishes the writing time. The register stores the present command and state and so on. The test controlling portion generates a controlling signal to be transmitted to each circuit portion and collectively controls internal/external read and write testing operations.
Patent KR-20000035541-A (KR)
Title: Semiconductor device
Inventor: HATADA HIROSHI
IPC: G06F11/22
Filed: 1999-11-18
Abstract: PURPOSE: A semiconductor device is provided to reduce a consumption power amount of a semiconductor device loading a boundary scan test circuit. CONSTITUTION: A semiconductor device comprises a plurality of pads(100), an internal circuit (120), a plurality of switch circuits(130), and a plurality of boundary scan cells(140). The plurality of pads(100) manage an input/output of a power and signals in the semiconductor device(210), and the internal circuit(120) is an object to be tested. The plurality of boundary scan cells(140) are installed so as to correspond to the pads(100) of the plurality and to perform a board test. The plurality of switch circuits(130) are connected between the corresponding boundary scan cells(140) and the corresponding pads(100), and switch a power to the corresponding boundary scan cells(140) from the corresponding pads(100), respectively.
Patent KR-20000035745-A (KR)
Inventor: LUCIANO SALICE
IPC: E05F5/00
Filed: 1999-11-29
Abstract: PURPOSE: A braking retardation apparatus is provided in which the apparatus has an improved structure to allow doors or flaps to be smoothly closed while preventing a noise. CONSTITUTION: A braking retardation apparatus(6) for a door(3) including a push rod(7) to be pushed into a housing(8) against a braking force, the push rod(7) is movable at guides of the housing(8), the apparatus(6) comprising a section made up of a gear rack(19), the section is engaged with a pinion of a rotary shock absorber disposed in the housing(8), and a spring(20) for pressing the apparatus in a direction the push rod(7) being pushed.
Patent KR-20010049088-A (KR)
Inventor: JUNG EUN TAEK
IPC: H04M1/57
Filed: 1999-11-30
Abstract: PURPOSE: An audio output method using a caller ID of a telephone is provided to display a number stored in a memory on a LCD using a caller ID and output the number so that a user remotely recognize the received telephone number. CONSTITUTION: When a call is received, a telephone number and name of a caller included in a received call are displayed on a LCD of a telephone(ST11). The telephone and name of the caller are stored into the memory in audio(ST12,ST13). When a user selects a caller ID button, a voice stored in the memory is automatically output(ST14,ST15). The telephone and name of the caller are stored in the memory based on its initial, medial and final consonant. When the telephone number and name displayed on the LCD is selected by the user, the telephone number and name of the selected caller are outputted in audio.
Patent KR-20010053708-A (KR)
Inventor: KIM CHI WAN
IPC: F24F1/02
Filed: 1999-12-01
Abstract: PURPOSE: A brace coupling structure for integrated air conditioner is provided to achieve an improved assembly strength without adding components, while preventing the screw thread formed at the shroud from wearing. CONSTITUTION: A brace coupling structure for maintaining distance between the scroll and the shroud and reinforcing assembled state, comprises a bent portion formed at an end of a brace, and which is fit to a stepped portion of a shroud so as to maintain a correct distance between the scroll and the shroud; and a coupling portion(120) formed around the bent portion, and which includes a stepped section(121) for accommodating a shroud cover(300) and an insertion section(122) extended from the stopped section and bent so as to accommodate a horizontally extended portion(220) of the shroud. The insertion section of the coupling portion having the horizontally extended portion inserted into the insertion section, is coupled to the shroud cover through a screw(230).
Patent KR-20000047893-A (KR)
Title: Hollow vessel for heat sterilization
Inventor: KAGAMI MAMORU
IPC: C08L53/00
Filed: 1999-12-03
Abstract: PURPOSE: A hollow vessel for use for heat sterilization, made of a polyolefin resin is provided. CONSTITUTION: A hollow vessel for heat sterilization, which is superior in the transparency and in the impact resistance with scarce odor, made of a polyolefin resin having characteristic properties comprising an underwater light transmittance of 70 - 99 % resulting from determination of light transmission at a wave length of 450 nm for a resin specimen of a thickness of 0.5 mm which has been subjected to a heat sterilization treatment with steam at a temperature of 121°C for 20 minutes; a tensile elastic modulus of 200 - 700 MPa, determined according to ASTM D 638 for a resin specimen of a thickness of 0.5 mm which has been subjected to a heat sterilization treatment with steam; a haze value difference DELTA Haze of 1 - 20 %, determined according to ASTM D 1330 for a resin specimen of a thickness of 0.5 mm respectively before and after a heat sterilization treatment thereof with steam; and a high-speed impact strength of 1.5 - 10 J, determined on an impact test at 0°C as the total rupture energy required for rupturing a resin specimen of 0.5 mm x 9 cm x 9 cm which has been subjected to a heat sterilization treatment with steam, wherein the impact test is carried out by settling the specimen on a jig having a hole of 1 inch diameter for receiving an impinging weight having an impact top of a diameter of 0.5 inch and causing the weight to impinge thereonto at an impingement speed of 3 m/sec.
Patent KR-20010055100-A (KR)
Inventor: HAN CHAN HUI
IPC: C21D8/12
Filed: 1999-12-09
Abstract: PURPOSE: A method is provided to manufacture an oriented silicon steel sheet having superior magnetic properties more stably and economically by effectively intergranular segregating phosphorus, tin, boron and nitrogen in manufacturing the oriented silicon steel sheet, thereby restraining the normal growth of grains. CONSTITUTION: In a method for manufacturing an oriented silicon steel sheet comprising the processes of hot rolling and pickling the reheated steel slab after reheating a steel slab comprising 2.0 to 4.0 wt.% of Si, 0.07 wt.% or less of C, 0.01 wt.% or less of Mn, 0.03 to 0.06 wt.% of P, 0.06 to 0.12 wt.% of Sn, 0.0005 to 0.0030 wt.% of B, 0.007 wt.% or less of S, 0.01 wt.% or less of Al and a balance of Fe and other inevitable impurities; manufacturing the steel slab into a cold rolled steel sheet by two times of cold rolling including one time of cold rolling or intermediate heat treatment; simultaneously decarburizing and nitrogen enriching the cold rolled steel sheet under the environment including ammonia, or nitrogen enriching the steel sheet after the decarburization; and final heat treating the nitrogen enriched steel sheet, wherein the total nitrogen amount in steel during the nitrogen enrichment is adjusted to 150 to 250 ppm.