baber/WOPTO huggingface dataset:
Patent KR-20040021823-A (KR)
Title: Full-interpenetrated structured monodisperse polymer particle, process for producing the same and application as a spacer for liquid crystal display
Inventor: JUNG PIL MUN
IPC: C08J3/16
Filed: 2002-09-05
Abstract: PURPOSE: Provided is a monodispersed polymer having a full-IPN structure, which has an easily controllable particle size, excellent uniformity of particle size, heat resistance and mechanical properties suitable to be used as a spacer for a liquid crystal display device. CONSTITUTION: The monodispersed polymer microparticles having a full-IPN structure is prepared by the method comprising the steps of: dissolving a long-chain crosslinking agent, a monomer, an oil soluble initiator and a stabilizer in an alcohol, carrying out a dispersion polymerization, and repeatedly washing and drying by centrifugal separation to obtain powdery crosslinked seed particles; redispersing the seed particles in water dissolved with 0.1-0.5% of an emulsifier by ultrasonic wave; emulsifying a secondary crosslinked monomer in which an oil soluble initiator is dissolved into water dissolved with 0.1-0.5% of an emulsifier by a mechanical agitator to introduce the secondary monomer into the seed dispersion and to swell them; and stabilizing the swelled polymer dispersion by using a dispersion stabilizer, and polymerizing, washing and drying the polymer dispersion.
Patent KR-20040023008-A (KR)
Title: device for keeping pressure constant in the rice cooker
Inventor: KIM JEONG YEOL
IPC: A47J27/09
Filed: 2002-09-10
Abstract: PURPOSE: A pressure keeping device for an electric pressure rice cooker is provided to simplify the shape of an upper case by installing the pressure keeping device within a cover. CONSTITUTION: A device for keeping the pressure of an electric pressure rice cooker is composed of a valve body installed within a cover and having a chamber(111) communicating an inner oven with the outside, and a pressure weight(120) movably installed at the chamber. The pressure weight moves up if the pressure of the inner oven is more than the weight of the pressure weight, and discharges steam into the outside.
Patent KR-20040023416-A (KR)
Title: synthetic grass structure frame and construction method therof
Inventor: YOON SEOK GU
IPC: E01C13/08
Filed: 2002-09-11
Abstract: PURPOSE: An artificial turf structure and a formation method thereof are provided to integrally pour permeable concrete to the surface removing the change of a base course to directly permeate, instead of concrete or asphalt layers in finishing the surface in constructing an artificial turf stadium, at the thickness of 4¯7cm with keeping flatness. CONSTITUTION: An artificial turf structure integrally pours permeable concrete(1) to the surface removing the change of a base course at the thickness of 4¯7cm with keeping the flatness, paves the artificial turf of 35¯60mm on the surface of the permeable concrete, and forms a semi-permanent shock absorbing layer by filling piles of the paved artificial turf with rubber chips(4) of 1.5¯2mm formed by crushing waste tires. A method for forming the artificial turf is composed of steps of paving artificial turf bodies having a constant width in plural rows and adhering joints of both edges of each paved artificial turf with an adhesive tape; filling some of silica into the piles of each paved artificial turf body; and filling the artificial turf with rubber chips of 1.5¯2mm made of waste tires.
Patent KR-20030032837-A (KR)
Title: Optical Recorder and Method Thereof
Inventor: TANIGUCHI YUKIO
IPC: G03F1/26
Filed: 2002-09-17
Abstract: PURPOSE: To provide an optical recording apparatus capable of acquiring predetermined resolution even when a line width of an exposure pattern is close to a wavelength of exposed light, and reducing time necessary for exposing, and to provide its method. CONSTITUTION: An optical recording technique converts light from a light source to modulated light including modulation converted light and phase modulated light to cause the modulated light to form an image on an object to be exposed.
Patent KR-20040026048-A (KR)
Title: Education multimedia system
Inventor: LEE BYUNG SIK
Filed: 2002-09-17
Abstract: PURPOSE: A multimedia system for education is provided to simply perform an installation and maintenance work, and promote the class participation from a student by making a teacher PC control a student PC more powerfully. CONSTITUTION: A teacher control box(30) receives a video/audio signal from the teacher computer(10) and transmits the video/audio signal to the student computer(20). A selection button(32) selects a class mode or a self-control learning mode by installing to the teacher control box. One terminal of a student control box(40) sequentially connects to the teacher control box through a daisy chain method and another terminal connects to each student computer. The student control box selectively outputs the input from the teacher control box and the student. If the class mode is selected, the student control box restricts an input signal from a PC main body(21) and a keyboard(23) of the student PC, and outputs the video/audio signal inputted from the teacher control box to a monitor(22) and a speaker or a headset(24).
Patent KR-20030027850-A (KR)
Title: (meth)acrylic crosslinked fine particles and method of manufacturing the same
Inventor: OISHI HIDEKI
IPC: C08F220/12
Filed: 2002-09-28
Abstract: PURPOSE: Provided is a (meth)acrylic crosslinked fine particle, which is suitable to be used as various additives such as an anti-blocking agent in a food packaging material and has excellent heat resistance. CONSTITUTION: The (meth)acrylic crosslinked fine particle is prepared by the method comprising the steps of: performing a suspension polymerization of a monomer composition containing a (meth)acrylic monomer, such as methyl methacrylate, using an organic peroxide as a polymerization initiator, such as lauroyl peroxide; and aging the polymer product at 80-95 deg.C for 1.5 hours or more. The (meth)acrylic crosslinked fine particle having a crosslinked structure has the amount of the remaining (meth)acrylic monomer of 2000 ppm or less, the starting temperature of thermal decomposition of 260 deg.C or more and the average particle diameter of 0.1-500 micrometers.
Patent KR-20030028418-A (KR)
Title: Printing apparatus, drive control method for the printing apparatus, printing system having the printing apparatus, and program for executing the method
Inventor: SUGIYAMA NORIYUKI
IPC: B41J29/10
Filed: 2002-09-30
Abstract: PURPOSE: To prevent the trouble of spreading noise to the surrounding environment regardless of the print mode of a printer, e.g. a mode for printing an image with high resolution or a high speed print mode, by making possible to use the printer in such an operation mode as the operational sound is reduced under a relatively silent environment in the midnight, for example. CONSTITUTION: With regard to one or more of a plurality of motors for causing a plurality of driven sections of a printer, e.g. the sheet feed section, the main scanning section and the sheet carrying section, to perform specified operations, driving in normal mode and driving in silent mode where the motor is not driven in a set print mode but driven silently as compared with the normal driving mode can be carried out selectively.
Patent KR-20040031292-A (KR)
Title: Method for Restoring Database Synchronization in Pair System
Inventor: SHIN GWI YEONG
IPC: G06F17/30
Filed: 2002-10-04
Abstract: PURPOSE: A method for synchronously recovering a database on a duplicated system is provided to efficiently perform synchronized recovery by transferring tuple data that change is occurred in a predetermined time as using query/log time information of each relation in the database of the duplicated mobile communication system. CONSTITUTION: The log/query process time information of each relation is received from the recovered system(S45). The query process time information received from the system and the tuple time information in a local database are compared with the log process time information(S46). In case that the query process time information and the tuple time information are larger than the log process time information, the tuple information for synchronously recovering the database are transmitted to the system(S47).
Patent KR-20040032400-A (KR)
Title: surface acoustic wave filter device
Inventor: AHN SUN HONG
IPC: H03H9/64
Filed: 2002-10-09
Abstract: PURPOSE: A surface acoustic wave filter is provided to improve a characteristic of the surface acoustic wave filter by increasing an area of a filter pattern of a filter chip or lowering an inductance value. CONSTITUTION: A surface acoustic wave filter includes an insulating substrate(4) including a plurality of conductive wiring patterns, a filter chip including a plurality of electrode pads and a surface acoustic pattern, a plurality of conductive balls for connecting the electrode pads to the conductive wiring patterns, a cap for isolating the filter chip from the outside, and a plurality of conductive pads connected to the conductive wiring patterns through a conductive via hole. The conductive wiring patterns are formed with a couple of ground patterns(40) and a signal pattern(50). The ground patterns(40) are formed with projection patterns(41), straight patterns(42), and a plurality of ball lands(43) formed on the straight patterns. A ball land(53) is formed on the signal pattern(50).
Patent KR-20040037776-A (KR)
Title: System for measuring transmission loss for intake and exhaust system in vehicles
Inventor: KIM JEONG HUN
IPC: G01H17/00
Filed: 2002-10-30
Abstract: PURPOSE: A measurement system for measuring the transmission loss in an intake/exhaust system of a vehicle is provided to optimize a loss reduction characteristic by precisely measuring the transmission loss in the intake/exhaust system. CONSTITUTION: A measurement system for measuring the transmission loss in an intake/exhaust system includes a muffler(10), a connection member(20) connected to the muffler(10), a microphone(30) installed on the connection member(20) so as to measure sound pressure, and a speaker(40) installed at one end of the connection member(20) in order to generate acoustic energy. A noise generator(60) is provided to generate a vibration signal for allowing the speaker(30) to generate acoustic energy. A terminator(50) is installed at the other end of the connection member(20) so as to reduce a reflective wave towards the muffler(10).
Patent KR-20020092302-A (KR)
Inventor: YEOM DAE SUN
Filed: 2002-11-09
Abstract: PURPOSE: A method for an additional service of an on-line game is provided to supply a mobile character service with respect to various kinds of information necessary for an on-line game. CONSTITUTION: A user connects to an on-line game site which supplies an on-line game service on the Internet using one's PC(S110). An additional service being supplied in an additional service site cooperated with the on-line game site is displayed to the user(S115). The user selects a wanted service form out of the additional service site(S120). If the selected service is a game luck notification, game luck notification service contents are displayed on a screen of a mobile phone of the user(S125). If the selected service is an information changing notification, information changing notification service contents are displayed on the screen of the mobile phone of the user(S130). A payment screen with respect to the displayed service is displayed and a payment or not of the user is checked(S140). The paid additional service is supplied to the user(S145). It is checked whether contents to be notified exist out of additional service applicants of the on-line game site periodically or in real time(S150). Notifying contents are transmitted to the additional service site from the on-line game site(S155). The notifying contents received from the on-line game site are received in the additional service site(S160). A character message is transmitted to the mobile phone of the user according to the notifying contents(S165). It is checked whether an additional service period of the user is terminated state or not(S170).
Patent KR-20040041790-A (KR)
Title: Method for displaying time in complex mobile terminal
Inventor: JU SIN YEONG
IPC: H04B1/40
Filed: 2002-11-11
Abstract: PURPOSE: A time display method of a complex terminal is provided to allow a user to check time from either LCD by synchronizing time of the first LCD or the second LCD. CONSTITUTION: When a complex terminal turns on a PDA(Personal Digital Assistant) module, the second controller of the PDA module recognizes the ON state of the PDA module(200). The second controller displays time on the second LCD according to time information of an RTC(Real Time Clock) unit(202). The second controller determines whether a user requests change of time information(204). When the user requests change of time information, the second controller changes time information of the RTC(206) and displays time on the second LCD according to changed time information(208). If there is no request for change in time information, the second controller determines whether a phone module is in an ON state(210). If the phone module is in the ON state, the second controller provides time information corresponding to the time displayed on the second LCD to the first controller of the phone module(212).
Patent KR-20020090203-A (KR)
Inventor: KO DO YOUNG
IPC: G06F3/033
Filed: 2002-11-12
Abstract: PURPOSE: A device for inputting the natural note information using an adaptation algorithm is provided to keep a digital conversion signal at a constant phase by controlling a critical value according to a distance separated from a center of a received signal. CONSTITUTION: An ultrasonic sensor(101) receives an ultrasonic signal. An infrared receiver(200) receives an infrared signal. A signal processor(102) converts the ultrasonic signal into above a constant size by filtering and amplifying the ultrasonic signal among the received signals. A digital converter(103) includes a comparator for converting the signal outputted from the signal processor into a digital signal. A counter(104) counts a time between a standard synchronization signal received by the infrared receiver and the digital signal. A distance generating tool(105) calculates the distance of a transmitter based on the timing information. An adaptation coefficient generating tool generates a coefficient related to a critical voltage or the amplification. A coordinates calculator(300) calculates the absolute coordinates from the calculated distance information.
Patent KR-20040041887-A (KR)
Title: Automobile fuel filler housing thawing apparatus
Inventor: CHOI GUK SEON
IPC: B60K15/04
Filed: 2002-11-12
Abstract: PURPOSE: A thawing device of a fuel filler of a vehicle is provided to prevent the fuel filler housing from freezing by circulating exhaust gas around the fuel filler housing, and to thaw the fuel filler door easily by heat from exhaust gas in starting. CONSTITUTION: A thawing device of a fuel filler is composed of a discharge port(31) formed to an exhaust pipe(30) to discharge exhaust gas; an inflow port(32) formed to the other side of the exhaust pipe to flow exhaust gas in; a housing circulating pipe(40) installed to a fuel filler housing(10a) to surround the edge of the fuel filler housing and composed of an inlet(41) and an outlet(42); and a connecting pipe(50) having a first passage(51) connecting the discharge port to the inlet of the housing circulating pipe, and a second passage(52) connecting the outlet of the housing circulating pipe to the inflow port to connect the exhaust pipe to the housing circulating pipe.
Patent KR-20040043383-A (KR)
Title: Method for forming Cu wiring of semiconductor device
Inventor: LEE SE YEONG
IPC: H01L21/28
Filed: 2002-11-18
Abstract: PURPOSE: A method for forming a copper interconnection of a semiconductor device is provided to remarkably reduce a dishing phenomenon occurring in a copper interconnection and improve yield and reliability by performing a CMP(chemical mechanical polishing) process on a copper layer in three steps wherein a polishing rate between a barrier layer and a copper layer is different in each step. CONSTITUTION: An oxide layer(3) including a via hole(5) and a trench(7) is formed on a semiconductor substrate(1). A barrier layer(9) composed of Ti/TiN is deposited on the surface of the via hole and the trench and on the oxide layer. A copper layer(11) is deposited on the barrier layer of Ti/Tin to bury the via hole and the trench. An oxide agent in which a polishing rate of the copper layer is faster than that of the barrier layer of Ti/Tin is added to slurry to perform the first CMP process to a predetermined height of the copper layer wherein the barrier layer of Ti/TiN is not exposed. An oxide agent in which a polishing rate of the copper layer is faster than that of the barrier layer of Ti/TiN is added to slurry to perform the second CMP process on the copper layer so that the barrier layer of Ti/TiN is exposed. The third CMP process is performed on the barrier layer on the oxide layer by using slurry in which a polishing rate of the barrier layer of Ti/TiN is faster than that of the copper layer.
Patent KR-20040043967-A (KR)
Title: Guide rail for guiding sliding door in air conditioner
Inventor: JUNG SANG YUN
IPC: F24F1/00
Filed: 2002-11-20
Abstract: PURPOSE: A guide rail of a sliding door for an air conditioner is provided to prevent wrong operation of the sliding door by restricting displacement of the upper stopper with distinguishing a guide groove of the upper stopper from a guide groove of the lower stopper. CONSTITUTION: A guide rail(100) guides movement of a sliding door(7) having upper and lower stoppers(7a,7b) to open and close a discharge port formed in a front panel of an air conditioner. A guide groove(100a) is formed in the guide rail to slide the sliding door up and down or back and forth, and composed of a first guide groove moving the upper stopper up and down, a second guide groove moving the lower stopper up and down or back and forth and a third guide groove bent and extended from the end of the second guide groove and crossed over the center of the first guide groove. Displacement of the upper stopper or the lower stopper is prevented with securely distinguishing the moving passage of the upper stopper from the moving passage of the lower stopper.
Patent KR-20040045707-A (KR)
Title: a disposing method for animal husbandry waste water and system thereof
Inventor: KIM SUNG TAEK
IPC: C02F1/52
Filed: 2002-11-25
Abstract: PURPOSE: Provided are a method and an apparatus for treating livestock wastewater, the apparatus having no additional mixing tank but mixing livestock wastewater while transferring livestock wastewater to a dehydrator using a line mixer which includes diaphragms installed in a transfer pipe. CONSTITUTION: The apparatus comprises a livestock wastewater storage tank, a dehydrator, a pipe (P) connected between the storage tank and the dehydrator, an injection pipe(12) for feeding coagulant into the pipe (P) to be mixed with livestock wastewater while the wastewater is transferred to the dehydrator, and a line mixer(30) provided between the injection pipe(12) and the dehydrator and comprised of a plurality of diaphragms(31) formed to provide a zigzag water passage in a pipe line, wherein the dehydrator removes water from the livestock wastewater by a filter.
Patent KR-20040047029-A (KR)
Title: The inlet valve assembly of a washer
Inventor: PARK YONG SEOK
IPC: D06F39/08
Filed: 2002-11-28
Abstract: PURPOSE: A feed valve assembly for a washing machine is provided to maximize filtering efficiency and to separate a filter from an inlet side of a valve case. CONSTITUTION: A feed valve assembly(74) for a washing machine comprises a valve case(74a), a feed valve(74b) and a filter(75). The valve case forms an inlet and an outlet to flow in and out washing water. The feed valve is embedded to the valve cast to constrict washing water. The filter is installed to be hung to the inlet of the valve case to filter foreign materials from washing water. Thereby, filtering efficiency is improved by maximizing size of the filter. The filter is separated from the valve case easily by pulling a knob(75c) of the filter.
Patent KR-20040048592-A (KR)
Title: The apparatus and method for learning the english sentence with particular key word
Inventor: LEE KANG SUK
IPC: G09B5/06
Filed: 2002-12-04
Abstract: PURPOSE: An apparatus and a method for learning English sentences including particular keywords are provided to enhance a learning effect by using the particular keywords corresponding to various things and using senses having them. CONSTITUTION: A keyword selection input unit(11) performs an input operation by using particular keywords. A storage unit(12) includes a keyword storage unit(121) for storing particular keywords, an English sentence storage unit(122) for storing English sentences, an applicable English sentence storage unit(123) for storing applicable English sentences, a combined English sentence storage unit(124) for storing combined English sentences, and a voice storage unit(125) for storing voice data corresponding the English sentences or the keywords. A control unit(13) outputs the keywords, the corresponding English sentence, the corresponding applicable English sentence, the corresponding combined English sentence, and the voices from the keyword storage unit, the English sentence storage unit, the applicable English sentence storage unit, the combined English sentence storage unit, and the voice storage unit, respectively.
Patent KR-20040049906-A (KR)
Title: System for controlling cooling water of vacuum chamber
Inventor: CHOI SEONG CHEOL
IPC: H01L21/02
Filed: 2002-12-05
Abstract: PURPOSE: A coolant control system of a vacuum chamber is provided to control the temperature of the vacuum chamber by accurately controlling the quantity of the coolant supplied to a detour supply pipe and a control valve installed in the detour supply pipe even if a switch valve is closed to perform a high temperature process. CONSTITUTION: Coolant is circulated in a coolant tank(22). A supply pipe supplies coolant to the vacuum chamber(24), connected to the coolant tank. A collecting pipe sends the coolant passing through the vacuum chamber to the coolant tank, connected to the supply pipe. The switch valve(26) switches on/off the supply of the coolant to the vacuum chamber, installed in the supply pipe. The detour supply pipe(28) interconnects the supply pipes at both sides of the switch valve with respect to the switch valve. A control valve(21) accurately controls the quantity of the coolant supplied to the vacuum chamber through the detour supply pipe while the switch valve is closed, installed in the detour supply pipe.
Patent KR-20040050789-A (KR)
Title: Method for manufacturing STI of semiconductor device
Inventor: LEE JUN HYEON
IPC: H01L21/762
Filed: 2002-12-09
Abstract: PURPOSE: A method for forming an isolation layer of a semiconductor device is provided to prevent the edge moat of the isolation layer by maximizing the corner rounding of a trench using an annealing process. CONSTITUTION: An ion implantation portion is formed in a semiconductor substrate(100) by using a pad nitride and an oxide layer(140a,120) as a mask. A spacer is formed at both sidewalls of the pad nitride and the oxide layer. At this time, the ion implantation portion is removed for exposing the substrate. A trench is formed by etching the exposed substrate. The spacer is removed from the resultant structure. An annealing process is carried out on the entire surface of the resultant structure. An oxide layer(260) is formed on the surface of the trench. Then, an isolation layer is formed in the trench.