baber/WOPTO huggingface dataset:
Patent KR-20020015421-A (KR)
Title: Method of manufacturing a high dielectric capacitor
Inventor: SONG CHANG ROK
IPC: H01L21/8242
Filed: 2000-08-22
Abstract: PURPOSE: A method for forming a high dielectric capacitor is provided to guarantee sufficient capacitance, by using a TiO2 layer as a dielectric layer such that the TiO2 layer has a dielectric constant higher than that of Ta2O5 and a leakage current characteristic. CONSTITUTION: An insulation layer(3) formed on a semiconductor substrate(1) is patterned to form a contact hole exposing a junction part(2). Doped polysilicon is deposited on the resultant structure to be filled in the contact hole, and is patterned to form a lower electrode(6). After a metal silicide layer(7) is formed on the entire surface of the lower electrode, metal is deposited on the resultant structure and is patterned to form an upper electrode(8). A heat treatment process is performed in a gas atmosphere including oxygen to form a high dielectric layer(9) between the metal silicide layer and the upper electrode.
Patent KR-20020018270-A (KR)
Title: Artificial reef packed with shell
Inventor: AHN HUI DO
IPC: A01K61/00
Filed: 2000-09-01
Abstract: PURPOSE: An artificial fish reef using a shell is provided to facilitate the purification of sea water as well as to ensure an action space of fish by cultivating microorganisms useful to fishes and the sea water. CONSTITUTION: The artificial fish reef comprises a shell vessel(10) formed with plural holes on side walls, into which a lot of shells are charged. The shell vessel is fixed between plural frames(20) arranged to surround the shell vessel. The frames consist of plural pairs of vertical frames spaced at regular distances and stacked in multi-layers, and plural horizontal frames(22) fixed in perpendicular to the vertical frames at both ends and the upper and lower ends of the vertical frames.
Patent KR-20020011843-A (KR)
Title: Laminated facing material
Inventor: YOSHIDA ISAO
IPC: B32B27/36
Filed: 2000-09-04
Abstract: PURPOSE: To provide a finish material for a building which is constituted by integrally laminating PU and a PET film, to which pattern printing is applied, without requiring corona discharge treatment for enhancing the adhesiveness of PET with PU and the wetting properties of printing ink and using an adhesive. CONSTITUTION: A floor material 15 is obtained by forming a hard film layer 12 on the surface of the PET film 11 and printing a pattern on the back surface of the PET film 11 having the hard film layer 12 formed thereto and integrally laminaint the PU sheet 14 to the PET film so that the pattern becomes inside.
Patent KR-20020020033-A (KR)
Inventor: LEE GYEONG HWAN
IPC: B22D7/00
Filed: 2000-09-06
Abstract: PURPOSE: A method for manufacturing an aluminum panel using a super plastic material is provided to manufacture various elegant and complicated irregular shaped panels by forming an aluminum alloy material having super plastic characteristics using a pressure medium. CONSTITUTION: The method for manufacturing an aluminum panel using a super plastic material comprises the processes of preheating a forming dies(3) made of a special steel with a heater(2); putting a super plastic panel material(1) preheated to 510 deg.C on the preheated forming dies(3); applying a pressure of nitrogen gas(5) to the super plastic panel material(1) as controlling a deformation rate of the material to 10¬-3 S¬-1 so that the material is closely adhered onto the forming dies(3); and obtaining a finished product(4) by cutting the scrap parts after taking the forming completed panel material(6) out of the forming dies(3).
Patent KR-20010030419-A (KR)
Title: Method of erasing non-volatile semiconductor memory device and such non-volatile semiconductor memory device
Inventor: FUJIWARA ICHIRO
IPC: H01L21/8247
Filed: 2000-09-16
Abstract: PURPOSE: To enhance convergence of an erasure Vth (threshold voltage) of anMONOS(metal oxide nitride oxide semiconductor) transistor, and to accurate the erasing speed. CONSTITUTION: This erasing method performs writing and erasure and then writing and erasure at least once or several times, after the erasure as operation for erasure which can improves the convergence of an erasure Vth of a memory transistor, including charge storage means which are made discrete in plane in a gate insulating film interposed of a channel formation region and a gate electrode of a semiconductor. To accurate erasing speed, an erasing voltage and/or an erasure time is optimized and set for the phenomenon where the absolute value of a voltage at an inflection point having an extremum on the erasure side increases as the voltage application time is shortend on the hysteresis curve of threshold voltage variation with the applied voltage of the memory transistor.
Patent KR-20020024743-A (KR)
Title: Method Of Providing For Internet Game
Inventor: CHOI GA YEOL
Filed: 2000-09-26
Abstract: PURPOSE: A method for providing Internet games is provided to attract interest and to exclude Internet games connecting to the gambling. CONSTITUTION: A user accesses a communication network that provides a game server through the Internet. The communication network checks whether the user is a subscriber. In case that the user is a subscriber, the game server initializes the communication network. The game server loads the user's personal information from the first database. The game server proceeds to a game using the personal information of the user and displays game status on a game screen display part in real time. The game server calculates the user's points at an electric bulletin board contained in the game screen display part and converts the calculated point into sports points. If the game is over, the game server stores the sports points in the second database.
Patent KR-20020031702-A (KR)
Title: The wire bending machine
Inventor: PARK JAE SEUP
IPC: B21F43/00
Filed: 2000-10-23
Abstract: PURPOSE: A wire bending machine is provided to prevent the malfunction of the wire bending machine with easily performing the reset function thereof by preventing the vibration from being applied to a coupling device which supports each cylinder and rod. CONSTITUTION: A wire feeding section is installed at a right portion of a body(1). A gripping device(3) and a discharging section(10) are formed at a center of the body(1). Cutting sections(7,8) are formed at both sides of the gripping device(3). An auxiliary supporter(1-1) is provided at an upper portion of the gripping device(3). The primary bending section(4) is formed at the gripping device(3) and the auxiliary supporter(1-1). The secondary bending section(5) is formed at edges of a supporting block. The third bending section(6) is formed at an inner portion of the second bending section(5).
Patent KR-20020032025-A (KR)
Title: Photoresist monomer comprising bisphenol derivative and polymer thereof
Inventor: BAEK GI HO
IPC: H01L21/027
Filed: 2000-10-25
Abstract: PURPOSE: Provided are a photoresist polymer capable of being used under light source of VUV(157 nm) and EUV(13 nm), as well as ArF(193 nm), and a photoresist composition containing the photoresist polymer. CONSTITUTION: The photoresist polymer comprises photoresist monomer represented by formula 1. In the formula 1, R1 and R2 represent hydrogen; substituted or unsubstituted C1-C5 linear or branched alkyl; or halogen, R3 represents hydrogen or acid-liable protective group, Y and W individually represent hydrogen, halogen, NO2 or CN, and m and n individually represent integer of 0-4. Photoresist composition comprising the photoresist polymer are excellent in etching resistance, heat resistance and adhesion, and can be developed in aqueous solution of tetramethylammonium hydroxide(TMAH) as developer. Also, the photoresist composition has a low light-adsorption at wavelength of 193 nm, 157 nm and 13 nm, and can be used in lithography process using light source of far-UV region.
Patent KR-20020033966-A (KR)
Inventor: LEE SANG BOK
IPC: H01J29/76
Filed: 2000-10-31
Abstract: PURPOSE: A deflection yoke is provided to improve quality of the deflection yoke by improving an N/S characteristic and increase a margin in design drawing by reducing a volume of coil separator. CONSTITUTION: A magnet(60) is installed on a screen portion of a coil separator in order to correct N/S distortion on a screen. The magnet(60) is inserted into a plurality of fixing portion(50) formed in the screen portion to correct a distortion phenomenon of electron beam defected by a horizontal deflection coil and a vertical deflection coil formed in an inside and an outside of the coil separator. The fixing portion(50) is formed in an upper side of the screen portion in order to locate the magnet(60) at a position near to the horizontal deflection coil and the vertical deflection coil. A multitude of hook is formed in a front portion of the fixing portion(50). The hooks are formed with an elastic portion(51) and a projection(52).
Patent KR-20020034561-A (KR)
Inventor: KIM SANG YEON
IPC: H01L21/8249
Filed: 2000-11-02
Abstract: PURPOSE: A semiconductor device is provided to embody a logic device, a high voltage device and a bipolar device on the same chip, by forming a high voltage device of a double-doped-drain(DDD) structure in a process for forming a lightly-doped-drain(LDD) complementary-metal-oxide-semiconductor(CMOS) device while bipolar devices of an npn-type and a pnp-type are fabricated by using a high voltage junction instead of a process for fabricating a BiCMOS device. CONSTITUTION: The first p well(370), the first n well(340), the second p well(380), the second n well(350), the third p well(380) and the third n well(801) are formed on a semiconductor substrate(30), isolated by an isolation layer. An NMOS transistor is composed of the first gate insulation layer(48), the first gate(49) and an n-type impurity diffusion region(570,610) of an LDD structure formed in the first p well. A PMOS transistor is composed of the second gate insulation layer(45), the second gate(50) and a p-type impurity diffusion region(590,640) of an LDD structure formed in the first n well. An HNMOS transistor is composed of the third gate insulation layer, the third gate(51) and an n-type impurity diffusion region(540,620) of an LDD structure formed in the second p well. An NMOS transistor is composed of the fourth gate insulation layer, the fourth gate(52) and a p-type impurity diffusion region(650,520) of an LDD structure formed in the second n well. An npn-type bipolar transistor is formed in the third p well. A pnp-type bipolar transistor is formed in the third n well.
Patent KR-20010008177-A (KR)
Inventor: YOO JIN WON
IPC: H04W76/02
Filed: 2000-11-14
Abstract: PURPOSE: An electronic commerce with one-touch through mobile terminal is provided to be capable of buying a thing through a mobile terminal by realizing a buy key at the mobile terminal. CONSTITUTION: A one-touch electronic commerce apparatus comprises a mobile terminal which has a buy key(20) for enabling individual credit information previously stored in the mobile terminal to be transferred. When a subscriber of the mobile terminal touches the buy key(20), own credit information as a buying determining signal is automatically sent to a corresponding site.
Patent KR-20020038322-A (KR)
Title: Simultaneous removal process of N, P for the wastewater
Inventor: KIM IN SU
IPC: C02F3/12
Filed: 2000-11-17
Abstract: PURPOSE: A simultaneous removal process of N, P from wastewater is provided, which is characterized in that facultative autotrophic denitrification bacteria is used for simultaneous removal process of N, P. CONSTITUTION: According to provided process, external carbon source of 1/3-1/2 of demand of heterotrophic denitrification bacteria is supplied for facultative autotrophic denitrification. Additionally sulfur, shell, and slag are supplied for denitrification and phosphorus removal. Sulfur is used as contact media for electron donor and sulfur-denitrifying bacteria. And shell is used as contact media and for supplying alkalinity. Also shell is carbon source of autotrophic denitrification bacteria. Shell and slag generates Ca2+ in water, so P is removed by reaction with Ca2+ ions. Consequently nitrogen and phosphorus of wastewater are removed simultaneously by provided process.
Patent KR-20020039510-A (KR)
Title: An apparatus for testing a quality of Uu interface in IMT-2000 communication system
Inventor: CHOI GYEONG SEOP
IPC: H04B17/00
Filed: 2000-11-21
Abstract: PURPOSE: A device for checking a quality of a wireless interface section of the next generation mobile communication system is provided to track and check the communication quality of a wireless interface section between a terminal and a base station in the IMT-2000 system. CONSTITUTION: An information input/output unit(210) performs a user interface for receiving various kinds of information from an exterior and outputting necessary information for constituting a message adapted to a wireless interface section transmission between a terminal and a base station. A circuit incoming/outgoing signal processing unit(220) is provided for processing a wireless interface message related to a circuit incoming/outgoing in accordance with information inputted through the information input/output unit(210). A packet incoming/outgoing signal processing unit(230) is provided for processing a wireless interface message related to a packet incoming/outgoing in accordance with information inputted through the information input/output unit(210). A hand-over sensing/processing unit(240) senses a hand-over related wireless interface message being generated by the movement of a predetermined terminal and processes the sensed hand-over message. A mobility management unit(250) is provided for processing a mobility management related to wireless interface message being generated by the movement of a predetermined terminal. A frequency characteristic analysis unit(260) analyzes an RF characteristic at a corresponding frequency band of the wireless interface unit. A modem characteristic analysis unit(270) analyzes a characteristic of a modem for performing a broadband CDMA. A message comparison/analysis unit(280) compares and analyzes various kinds of wireless interface messages received from the above elements with a standard, and outputs the result through the input/output unit(210). An RF modem processing unit(290) performs a communication signal process for connecting the wireless interface and the above elements(220,230,240,250). A control unit(280) controls message creations and initializations in the above units(220-260) and an internal communication processing function thereof based on information inputted through the input/output unit(210).
Patent KR-20010051952-A (KR)
Inventor: INOUE EMIKO
IPC: B32B7/022
Filed: 2000-11-25
Abstract: PURPOSE: To provide an elastic stretchable laminate sheet which has folds whose heights are not changed, even when stretched. CONSTITUTION: This elastic stretchable laminate sheet 1 is obtained by bonding the second fiber layer 3 having high weight region 12 and low weight region 13 to the first elastic stretchable fiber layer 2. In the second fiber layer 3, the high weight region 12 are formed thicker than the low weight region 13. The first fiber layer 2 has low elastic stretchability at sites bonded to the high weight region 12 and high elastic stretchability at sites bonded to the low weight region 13.
Patent KR-20010008360-A (KR)
Inventor: PARK KEE OH
IPC: G06Q20/00
Filed: 2000-11-27
Abstract: PURPOSE: A method for settling an account of an electronic commerce credit card is provided to carry out electronic commerce without exposing a user's credit card information by providing an authentication code for one time usage to users whenever they purchase goods on the internet and settle the price using the authentication code. CONSTITUTION: An authentication server(1) operates a web information DB(3), a member information DB(5) and an authentication code providing program information DB(7). A credit card company server(9) operates a credit card member information DB(11), an electronic commerce information DB(13) and a random number generation program(9a). An electronic commerce server(15) is provided with an electronic commerce site comprising a goods information DB(17) and a settlement unit. A user terminal(21) comprises an authentication code providing program(21a) connected through the authentication server(1), the credit card company server(9), the electronic commerce server(15) and an internet network(19). A PDA(Personal Digital Assistant) terminal(25) comprises the authentication code providing program(21a) connected through the authentication server(1), the credit card company server(9), the electronic commerce server(15) and a mobile communication network(23).
Patent KR-20020045023-A (KR)
Title: Method for high rate optical recording and apparatus thereof
Inventor: LEE GYEONG GEUN
IPC: G11B7/1353
Filed: 2000-12-07
Abstract: PURPOSE: A high-speed optical recording device is provided to firstly eliminate an existing mark by a sub optical spot while recording the mark by a main optical spot according to a recording signal, and to re-eliminate an eliminated position during the recording signal by the main optical spot, thereby proceeding an eliminating operation at a high speed. CONSTITUTION: A collimating lens(17) changes a light emitted from a light source(13) into a parallel light, and transmits the parallel light to an objective lens(21). An optical path converter(19) converts a path of the incident light, to make the light incident on the light source toward an optical disk(10) and to make a light reflected from the optical disk toward an optical detector(25). An optical detection lens(23) focuses the light, which is reflected from the optical disk and passes through the objective lens and the optical path converter, on the optical detector. The optical detector has a light-receiving surface for receiving a main beam(I) reflected from the optical disk.
Patent KR-20010074015-A (KR)
Title: Magic fountain by susing double pond
Inventor: JUNG UN IK
IPC: B05B17/08
Filed: 2000-12-07
Abstract: PURPOSE: Provided is a fountain having an overflow part capable of adjusting water level automatically by operating a top and a bottom water tanks together, which can produce diverse magic effects of spouting water with reduced power consumption. CONSTITUTION: The fountain comprises a top water tank(100) composed of colorful model full of reality and movement, a lighting device for lighting up the model with automatically adjusted color of light, a fountain created for making forms of spouted water different according to the water level and a spray nozzle, a pre-fixed overflow part(200) installed at one side of the top and a bottom water tanks and composed of multiple solenoid valve controlled to be on and off for adjusting the water level by stages or variably, a drain piping connecting the water tanks and a valve, a bottom water tank(300) storing the water collected through the overflow part and the drain pipe for a moment and having a function of tank resupplying water to the fountain and supplementing new water from a water supply device and a machinery room(400) including a motor pump for pumping the water in the bottom tank to the fountain in the top tank and a control part for controlling the multiple solenoid valve and the lighting device in advance according to a preset program.
Patent KR-20010062482-A (KR)
Inventor: HARST RICHARD
IPC: B60W10/11
Filed: 2000-12-15
Abstract: PURPOSE: An automatic drive mechanism train for automobile and method for controlling drive mechanism train is provided to eliminate the reduction and interruption of tractive force, and reduce the time required for shifting in an automatic step transmission. CONSTITUTION: A first actuator(60) is capable of operating a single friction clutch(14) and a plurality of second actuators(62,64,66) engaging and disengaging each gear of a first gear to a sixth gear are cooperatively controlled by a controller(70), and the friction clutch executes a slide mode, a close mode or an open mode in the gear change for a single drive mechanism train(10).
Patent KR-20020048133-A (KR)
Title: Reverse warning device of vehicle
Inventor: KIM JI YEONG
IPC: B60R21/00
Filed: 2000-12-16
Abstract: PURPOSE: A backward movement warning device is provided to sense obstacles at the rear of a vehicle more precisely by elevating the temperature around an ultrasonic sensor automatically to enhance the sensitivity of the ultrasonic sensor when the outside air temperature is below a reference temperature value. CONSTITUTION: A backward movement warning device of a vehicle senses obstacles at the rear of the vehicle and warns a driver of the danger, during backward movement of the vehicle. The backward movement warning device comprises an outside air temperature sensor(2), an ultrasonic sensor(3), a hot-wire(5), and a controller(6). The hot-wire(5) is installed adjacent to the ultrasonic sensor(3). The outside air temperature sensor(3) is adapted to sense the outside air temperature. The controller(6) operates the hot-wire to elevate the temperature around the ultrasonic sensor(3) in case the outside air temperature is below a reference temperature value during backward movement of the vehicle.
Patent KR-20010016571-A (KR)
Title: the composite power station from tidal power, wind force and solar heat
Inventor: KIM JUNG HO
IPC: F03B13/12
Filed: 2000-12-21
Abstract: PURPOSE: A complex power generator is provided to increase the amount of power and to save a power producing cost by using tidal power, wind power and solar heat together. CONSTITUTION: A complex power generator comprises a supporting pillar(10); a barge(20) floating on the sea between the pillars; a tidal power generator(30); an air prevention structure(40); connecting strings(50,52); a rotor blade(70) rotated by air flow in each pillar; a wind power generator(80) generating electricity by converting the mechanical energy of the rotor blade to electric energy; a solar heat collecting plate(90) converting sunbeams to heat; a solar heat generator(110) generating electricity from the solar heat collecting plate; and a power combination and adjustment equipment(130) combining and adjusting electricity from the tidal power generator, the wind power generator and the solar heat generator. The power combination and adjustment equipment transmits power to a complex power transmission tower(180).
Patent KR-20020053949-A (KR)
Title: Method for forming metal interconnection layer of semiconductor device
Inventor: LIM GEUN
IPC: H01L21/28
Filed: 2000-12-26
Abstract: PURPOSE: A method for fabricating a metal interconnection is provided to prevent an increase of contact resistance and an open defect of a metal interconnection, by forming a contact hole and a contact plug of a dual layer structure in consideration of a ratio of the height to the size of the contact hole. CONSTITUTION: The first insulation layer(22) is deposited on a silicon substrate(21). A part of the first insulation layer is selectively etched to form the first contact hole exposing a predetermined portion of the silicon substrate. An oxide layer spacer(24) is formed on the sidewall of the first contact hole. The barrier layer(25) is deposited. A metal layer for a plug is deposited to completely fill the first contact hole. The metal layer for the plug and the barrier layer are polished until the first insulation layer is exposed so that the first contact plug(26a) is formed in the first contact hole. The second insulation layer(27) is deposited. A part of the second insulation layer is selectively etched to form the second contact hole exposing the first contact plug. A glue layer(29) is uniformly deposited on the inner surface of the second contact hole and on the second insulation layer. The second contact plug is formed inside the second contact hole. A metal layer for an interconnection and an anti-reflective coating(ARC)(32) are sequentially deposited on the glue layer and the second contact plug. The ARC, the metal layer for the interconnection and the glue layer are patterned.