baber/WOPTO huggingface dataset:
Patent KR-20020094421-A (KR)
Title: System and Process for Ozone-Enhanced Reduction and Recycling of Wastewater Sludge
Inventor: AHN GYU HONG
IPC: C02F11/06
Filed: 2001-06-11
Abstract: PURPOSE: A sludge reduction and recycle system using ozone which can reduce the producing amount of sludge by decomposing and solubilizing sludge with ozone treatment is provided. CONSTITUTION: The system comprises an ozone generator which generates ozone gas for treating sludge; an ozone treatment tank(22) which has an ozone contact equipment that makes sludge comes into contact with ozone gas; a thickener(23) which settles sludge after concentration; and a dehydrator(24) which dehydrates settled sludge.
Patent KR-20020094448-A (KR)
Title: User security using image input device of mobile phone
Inventor: HAM YOUNG KUG
IPC: H04L9/32
Filed: 2001-06-11
Abstract: PURPOSE: A user security using an image input device of a wireless terminal is provided to conveniently and economically control an access to the wireless terminal and perform a user authentication in an electronic commerce. CONSTITUTION: In case that a user accesses a wireless terminal, the wireless terminal receives a face image of the user from an image input device. Then the wireless terminal compares the received face image with a previously registered face, and decides whether the user who currently uses the wireless terminal is the owner of the wireless terminal. A user authentication is performed using a function of the wireless terminal for conveniently and stably performing an electronic commerce.
Patent KR-20020095877-A (KR)
Title: Universal serial bus device
Inventor: SHIN GWANG SEOP
IPC: G06F13/00
Filed: 2001-06-16
Abstract: PURPOSE: A USB(Universal Serial Bus) interface device is provided to enhance the test reliability by electrically separating a USB core and a data transceiver at a test operation mode. CONSTITUTION: The device includes the first and the second data lines(DP,DM), a bus receiver(122) and a bus transmitter(124) respectively connecting to the first and the second data lines(DP,DM), and the USB core(140) receiving the data signals from the first and the second data lines(DP,DM) through the data receiver(122) and outputting the data signals to the first and the second data lines(DP,DM) through the bus transmitter(124). The first control terminal(403) receives the first test mode signal informing a test operation mode. By responding to the first test mode signal and a selection signal from the USB core(140), the first switch circuit(SW1,SW4) directly transfers the data signals applied to the first and the second data lines(DP,DM) to the USB core(140) and directly transfers the data signals outputted from the USB core(140) to the first and the second data lines(DP,DM).
Patent KR-20030000275-A (KR)
Title: A process of toothpaste with greentea extract
Inventor: BANG GEUM SEOK
IPC: A61K8/34
Filed: 2001-06-22
Abstract: PURPOSE: A process for preparing a novel toothpaste by adding a green tea extract, chitosan and xylitol as a natural material is provided. Whereby, the product has effects on prevention of various diseases in the oral cavity by reinforcing immunoactivity in the oral cavity and elimination of bad breath while preventing tooth decay. CONSTITUTION: Sorbitol as a wetting agent and purified water are introduced into a mixer, agitated for 10min, added with toothpaste materials such as abrasives, binders or the like and subjected to defoaming by operation of a vacuum pump after agitating for 30 to 40min. Thereafter, a defoaming agent is introduced thereinto, agitated for 10 to 20min to absolutely defoam. The mixture is mixed with a tea extract, chitosan and xylitol and then agitated for 10 to 20min after adding flavorings.
Patent KR-20030002568-A (KR)
Title: Method for sync recording in double disc recorder
Inventor: SIM BEOM SEOP
IPC: G11B27/034
Filed: 2001-06-29
Abstract: PURPOSE: A sync recording method in double disk recorder is provided to record the pause between each track in CD-ROM into CD-R or CD-RW normally by inserting the predetermined-interval pause after setting up new track, based on starting address of each track contained on TOC of CD-ROM. CONSTITUTION: A control unit of CD-RW interfaces with that of CD-ROM and requests the TOC stored in the internal memory of CD-ROM upon the request of recording by an user. After storing TOC from the CD-ROM in an internal memory of CD-RW, audio data of CD-ROM is read out and recorded. While the data is buffered in a RAM memory, the address of it is compared to the end or start address of each track. If it is a start address, a new track is set up after inserting null data by the predetermined size as a pause. If it is an end address, the track is closed.
Patent KR-20030002016-A (KR)
Title: A forming method of gate electrode
Inventor: BAE YEONG HEON
IPC: H01L29/78
Filed: 2001-06-30
Abstract: PURPOSE: A gate electrode formation method of semiconductor devices is provided to prevent losses of a hard mask due to residues of an ARC(Anti-Reflective Coating) and attacks of a substrate due to end-point detection defects. CONSTITUTION: A gate oxide layer(11), a polysilicon layer(12), a tungsten nitride layer(13), a tungsten film(14), a hard mask(15) and an ARC are sequentially formed on a substrate(10). A gate electrode structure is defined by selectively etching the ARC and the hard mask(15). The portions of the tungsten film(14) and the ARC are simultaneously etched by using fluorine-contained gases. Then, the remaining tungsten film(14) and the polysilicon layer(12) are selectively etched. A spacer(23) is formed at both sidewalls of the gate electrode pattern.
Patent KR-20030002236-A (KR)
Title: Equalization and precharge control signal generating device of data bus
Inventor: JUNG JEONG SU
IPC: G11C7/12
Filed: 2001-06-30
Abstract: PURPOSE: An apparatus for generating equalization and precharge control signals of a data bus is provided to improve reduction of margins of an equalizing time and a precharge time in a data bus by controlling differently an enable time and a disable time of equalization and precharge of the data bus in a writing process and a reading process. CONSTITUTION: The first pulse generation portion(10) controls a rising time of a data bus precharge control signal(dbeq) according to an inputting state of a y pre-pulse signal(yprep) and a read signal(rd). The second pulse generation portion(20) controls a falling time of the data bus precharge control signal(dbeq) according to an output of the first pulse generation portion(10) and the read signal(rd). The first pulse generation portion(10) is formed with the first NAND gate(nd1) for receiving the y pre-pulse signal(yprep), the first delay portion(D1), an AND gate(ad1) for receiving a delay signal of the first delay portion(D1), the second delay portion(D2), an inverter(iv3), and a second NAND gate(nd2). The second pulse generation portion(20) is formed with a NAND gate(nd3), the third delay portion(D3), an AND gate(ad2), the fourth delay portion(D4), an inverter(iv4), and the fourth NAND gate(nd4). A buffer portion(30) buffers an output of the third NAND gate(nd3) and outputs a data bus precharge control signal(dbeq).
Patent KR-20020005434-A (KR)
Inventor: LEE JONG IK
IPC: H04L49/111
Filed: 2001-07-02
Abstract: PURPOSE: Device for treating cells in the asynchronous transfer mode switches is provided to prevent a head of lone(HOL) blocking generated between unicast cell and mutlicast cell by provide the multicast cell with allocating multicast connection identifier(MCI) and prevent an excessive cell loss under the multicast circumstance. CONSTITUTION: A shared multiple buffer(110) is used to store cells introduced into a crosspoint switch or multiplexer, and an asynchronous transfer mode(ATM) switch by a generic control block to output into distinguished multicast cell and unicast cell. An MCI address queue(120) stores buffer addresses for the crosspoint switch or multiplexer, and the ATM switch. A unicast cell address queue stores a buffer address of the unicast cell. A plurality of out ports receives cells from the MCI address queue and the unicast cell address queue to delivery to corresponding addresses. The shared multiple buffer is adopted to be read three times at a time, the MCI address queue indicates each out ports and reading pointer as many as one writing pointer and the above mentioned out ports, the out port determines which cells to be output by means of the length of the queue when the multicast cell and unicast cell are arrived at the same time.
Patent KR-20020004849-A (KR)
Inventor: FUJIOKA HIRONORI
IPC: C22B1/16
Filed: 2001-07-02
Abstract: PURPOSE: To provide a discharging device for reduced iron in a rotary hearth type reducing furnace having little wastefulness in the mechanism and obtaining good yield. CONSTITUTION: The reduced iron P on the rotary furnace hearth 15 is scooped up from the front face side with an impeller 22 having the length covering the whole width of the rotary furnace hearth 15 and dropped down on a vibrating conveyor 26 disposed in the impeller 22 and discharged to the outside of the reducing furnace from a discharging hole 28.
Patent KR-20020025656-A (KR)
Inventor: SHIRAKAWA YUKIHIKO
IPC: H05B33/10
Filed: 2001-07-06
Abstract: PURPOSE: Thin-film EL device, and its fabrication process are provided to ensure enhanced display quality by obtaining a dielectric layer corrected for non-flat portions to have a smooth surface. CONSTITUTION: A thin-film EL device includes at least a structure comprising an electrically insulating substrate(11), a lower electrode layer(12) stacked on the substrate according to a given pattern, a multilayer dielectric layer(13) formed thereon by repeating a solution coating-and-firing step plural times, and a light-emitting layer(14), a thin-film insulator layer(15) and a transparent electrode layer(16) stacked on the dielectric layer. The multilayer dielectric layer has a thickness of at least four times as large as a thickness of the electrode layer and 4 μm to 16 μm inclusive.
Patent KR-20030005636-A (KR)
Title: Structure of locking retainer pin for press
Inventor: KONG HO YEONG
IPC: F16B21/08
Filed: 2001-07-09
Abstract: PURPOSE: A structure for mounting locking retainer pin for press is provided to reduce accidents and allow the locking retainer pin to be easily mounted, by eliminating assembling and coupling procedures. CONSTITUTION: A lower steel(3) for loading a panel(1) is mounted on a lower die(5), and a pad(7) which cooperates with the lower steel so as to compress the panel is disposed on the lower steel. An upper frame(11) which cooperates with the lower steel so as to shape the panel, is arranged beneath an upper die(9) and side by side to the pad. The pad has a side surface where a retainer groove(15) is formed in a vertical direction, corresponding to the degree of an operating stroke(S) of the pad, and the upper frame has a side surface(23) where a locking retainer pin(17) is mounted through a mounting hole(25). The locking retainer pin has an inclined slip surface(27) formed at the front end of the locking retainer pin so as to correspond to the retainer groove of the pad. The locking retainer pin has a spring retainer(29) arranged at a side of the locking retainer pin, and a stopper(31) arranged at the other side of the locking retainer pin. A coil spring(33) is fit to the spring retainer of the locking retainer pin, and supported by a retainer plate(35) which is bolt-coupled to the side surface of the upper frame.
Patent KR-20030005731-A (KR)
Title: Auto gain control device of a fiber amplifier
Inventor: HWANG SEONG TAEK
IPC: H04B10/07
Filed: 2001-07-10
Abstract: PURPOSE: An automatic gain controller of an optical fiber amplifier is provided to automatically tune a gain of the optical fiber amplifier by setting a gain which a user wants. CONSTITUTION: The first photo detector(210) converts an optical signal inputted through the first terminal of the first beam splitter(110) into the first electric signal. The second photo detector(220) converts an optical signal inputted through the first terminal of the second beam splitter(150) into the second electric signal. The first programmable amplifier(230) sets the first gain according to the first control signal from a controller(280). The second programmable amplifier(240) sets the second gain according to the second control signal from a controller(280). A proportional integral derivative(270) outputs a compensated signal corresponding to a deviation between a power of the first amplified signal and a power of the second electric signal to a pumping light source driver(170). The pumping light source driver(170) outputs a bias current according to the compensated signal from the proportional integral derivative(270). A controller(280) calculates powers of the first electric signal and the second amplified signals from the first and second analog/digital converter(250,260), respectively.
Patent KR-20030006585-A (KR)
Title: A Trunk Floor Panel Jutting Apparatus Connected with Tail-gate
Inventor: WOO HYEONG BOK
IPC: B62D25/08
Filed: 2001-07-13
Abstract: PURPOSE: A withdrawing device of a trunk floor panel is provided to improve the load property of freight by interlocking the trunk floor panel when a tailgate is opened. CONSTITUTION: A lifter(10) is installed between a tailgate and a rear of a car body. Compressed gas and oil are filled in the lifter. An operating cylinder comprises a piston(21), a return spring(22), a pushrod(23) and a body(24). The piston is moved by the oil from the lifter. The return spring returns the piston when hydraulic pressure is released. The pushrod is connected between the piston and a floor panel. The body accepts the piston, the return spring and the pushrod. A reservoir tank(30) stores the oil from the lifter and the operating cylinder and supplies the oil to the lifter and the operating cylinder. A control valve(40) is connected with the lifter, the operating cylinder and the reservoir tank through a passage(p). The control valve sets the passage of the oil to send the oil from the lifter to the operating cylinder or the reservoir tank or to send the oil of the operating cylinder to the reservoir tank. An operating switch(50) operates the control valve. A rail is installed on the floor panel in parallel with a withdrawing direction of the floor panel. A roller is contacted to the rail and installed in the bottom of a tray. Freight is easily loaded in the floor panel by withdrawing the trunk floor panel as a set length. Thereby, the loading is convenient and the damage of a car body is prevented.
Patent KR-20030006592-A (KR)
Title: Multi Gray Scale Image Display Method and Apparatus thereof
Inventor: CHOI IM SU
IPC: G09G3/28
Filed: 2001-07-13
Abstract: PURPOSE: A method for displaying a multi grade image and an apparatus for the same are provided to remove the loss of line effect by transferring an appropriate amount of errors in response to the existence of low gray scale of a predetermined upper line and input image signal during the error diffusion. CONSTITUTION: An apparatus for displaying a multi grade image includes an error diffusion block, a plurality of delay blocks(201,203,205,207), a plurality of counting blocks(211,213,215,217,219), a pair of adding blocks(221,223), a flow detection block(230), a round-off block(240) for implementing the round-off to the value of the fourth bit, a line number determining block(250) for determining the line number located thereon a current pixel by using the input image signal, an input gray scale determining block(260) for determining the gray scale corresponding to the current pixel by using the input image signal and a diffusion coefficient adjusting block(270) for adjusting a coefficient added to the signal outputted from the first clock delay(201) at the counting block(213) by receiving the line number outputted from the line number determining block(250) and the status of the low gray scale outputted from the input gray scale determining block(260).
Patent KR-20030008762-A (KR)
Inventor: LIN TSUN JEN
IPC: B65D19/26
Filed: 2001-07-20
Abstract: PURPOSE: A pallet assembly is provided to simplify manufacture thereof as well as assembly and disassembly works thereof, and to prevent goods disposed at the lower portion of the stacked pallets from being pressed and deformed. CONSTITUTION: The pallet assembly comprises a grid-patterned frame(100) and a plurality of grid legs(140) separably connected to the grid-patterned frame. Each of the grid legs comprises locking units for allowing the grid leg to be firmly connected to the grid-patterned frame, a support disposed between the locking units in order to raise the frame up to a predetermined height, and a pair of base portions for connecting the locking units and the supports each other.
Patent KR-20030010056-A (KR)
Title: Electrically heatable porous Si/SiC fiber media and method of making same
Inventor: JANG JIN SIK
IPC: D01F9/08
Filed: 2001-07-25
Abstract: PURPOSE: Provided is a process for preparing a porous silicon carbide fiber which carries a part of remaining unreacted silicon metal generated during the reaction of silicon metal and carbon fiber material in an inert atmosphere such as vacuum or argon. Therefore, mechanical strength of the product is enhanced and electrical resistivity thereof can be changed. The method is also economical to manufacture the titled product having excellent heat resistance and oxidation resistance. CONSTITUTION: Porous carbon fiber material obtained from carbon fiber and a carbon fiber binder as a starting material reacts with silicon metal at 1,410 deg.C or more under a vacuum atmosphere. A part of remaining unreacted silicon metal is then removed from a composite material of the silicon carbide fiber and silicon metal.
Patent KR-20030010418-A (KR)
Title: photo-lithography fabrication system and method there of
Inventor: BANG JUN SEUNG
IPC: H01L21/027
Filed: 2001-07-27
Abstract: PURPOSE: A photolithography process system and a method for the same are provided to process easily an reworking wafer and improve productivity by adding a strip portion to a photolithography process system. CONSTITUTION: A wafer is transferred from a carrier to a loader portion. The wafer is transferred to a predetermined position by a robot of a transferring portion(ST100). A coating solution is coated on the wafer(ST102). A cooling process of the coating solution is performed(ST104). A photoresist is coated and solidified on the wafer(ST106). An exposure process is performed to print a pattern image on the wafer(ST108). An inspection process is performed to check the exposure process(ST110). A development process and a cleaning process are performed(ST112). The wafer is transferred to the loader portion by the transferring portion(ST114). The inferior wafer as a reworking target is transferred to a strip portion. The photoresist is removed from the inferior wafer(ST116). The cleaning process for the inferior wafer is performed(ST118). The cleaned wafer is transferred to a pretreatment portion in order to coat the photoresist.
Patent KR-20030014066-A (KR)
Title: Ramyun contained boiled rice
Inventor: CWON HYUN OAK
IPC: A23L7/109
Filed: 2001-08-10
Abstract: PURPOSE: Rice-containing instant noodle(Ramyeon) is provided, therefore the prepared instant noodle contains more nutrients and is provided as a nourishing food. CONSTITUTION: The rice-containing instant noodle(Ramyeon) consists of an instant noodle layer(400), a rice layer(200), another instant noodle layer(100) and a powdered soup(500) in a packing unit. Alternatively, the rice-containing instant noodle(Ramyeon) may comprise a lump of rice, a piece of instant noodle and a powdered soup(500) in a packing unit, wherein the rice is separated from the instant noodle by a partition wall.
Patent KR-20030015107-A (KR)
Inventor: JO HAN GUE
IPC: A23B7/10
Filed: 2001-08-13
Abstract: PURPOSE: A method for preparing kimchi suitable for each person's constitution is provided, thereby preparing the kimchi suitable for each person's constitution and taste. CONSTITUTION: The method for preparing kimchi suitable for each person's constitution comprises the steps of: classifying person into each group according to constitution; classifying seasoning ingredients for kimchi into three groups consisting of a promoting group, a repressing group and a prohibiting group within the each group of constitution; increasing the ratio of seasoning ingredients belonging to the promoting group, decreasing the ratio of seasoning ingredients belonging to the repressing group and removing the ratio of seasoning ingredients belonging to the prohibiting group; mixing the seasoning ingredients of two groups to prepare a seasoning stuff for kimchi; and mixing the seasoning stuff with Chinese cabbages.
Patent KR-20010088734-A (KR)
Inventor: JUNG JONG SIK
IPC: B01D21/02
Filed: 2001-08-28
Abstract: PURPOSE: A settling filtration tank, a sewage treatment equipment using the filtration tank and a method thereof are provided, which can produce settling tank and filtration tank in a monolithic combined tank and so can maximize space utilization, increase settling rate by providing settling tank of lamella constitution and increase treatment efficiency of SS. CONSTITUTION: The system comprises the followings: (i) a sludge concentration tank (10) that is set beneath a sludge settling tank (30) and has a conical bottom for collecting sludge (S) contained in sewage and for discharging; (ii) a sludge settling tank (30) that is installed on the sludge concentration tank (10) with an angle to the horizontal plane, in which lamella pipes (32) are installed at a fixed distance; and (iii) a sludge filtration tank (50) that is set above the sludge settling tank (30) in which a filtering device (70) and sludge filtering tank (50) are installed.
Patent KR-20030021655-A (KR)
Title: Wafer lifting device
Inventor: KIM JONG GUK
IPC: H01L21/68
Filed: 2001-09-07
Abstract: PURPOSE: A wafer lifting unit is provided to improve yield and save money by preventing a process error and an undesired disposition of a wafer that are caused by a lift pin colliding against the inner wall of a susceptor hole. CONSTITUTION: A lift pin guide(202) is of a ring type. A plurality of lift pins(204) have a protrusion protruding upward, installed in the lift pin guide at regular intervals. A guide groove is formed in the lift pin guide at regular intervals. The lift pin gears with the guide groove and is fixed to the guide groove by a coupling unit. The coupling unit is composed of a bolt and a washer.
Patent KR-20030026620-A (KR)
Title: Resetting method adequately used for Address-While-Display driving method for driving plasma display panel
Inventor: KANG GYEONG HO
IPC: G09G3/294
Filed: 2001-09-26
Abstract: PURPOSE: A reset method suitable for an address-while-display driving method is provided to improve a display performance through an address-while-display driving method and to improve a reliability and a lifetime by relatively lowering an addressing voltage and a display voltage. CONSTITUTION: After the first sub-field corresponding to the first XY electrode pair is ended and the second sub-field starts, at a time(ta-t1) of the first pulse width period(t0-t1) where a negative voltage of the first level is applied to all X electrode lines and simultaneously a positive voltage(Vpb) of the first level is applied to all Y electrode lines, a negative voltage(Vsc) of the second level higher than the first level is applied to an X electrode line of the first XY electrode pair and a positive voltage(Vre) of the third level higher than the first level is applied to a Y electrode line of the first XY electrode pair. There are erased wall charges formed at all discharge cells corresponding to the first XY electrode line pair.