baber/WOPTO huggingface dataset:
Patent KR-20020027163-A (KR)
Title: Semiconductor memory device operating at high speed with low current consumption
Inventor: TOBITA YOUICHI
IPC: G01R31/3185
Filed: 2001-06-15
Abstract: PURPOSE: MRAM module configuration is provided, in which the highest possible packing density of memory cell zones is achieved with utilization of free corner areas. CONSTITUTION: A MRAM memory cell disposed between a word line WL and a bit line BL, which bit line BL crosses the word line WL essentially perpendicularly and at a distance. At a crossover point between the word line WL and the bit line BL, there is a multilayer system containing a fixed or hard magnetic layer HML and a free or soft magnetic layer WML and also a tunneling barrier layer TL situated between the layers HML and WML. The hard magnetic layer HML, the tunneling barrier layer TL and the soft magnetic layer WML form a magnetic tunnel junction (MTJ) cell.
Patent KR-20020096476-A (KR)
Title: Semiconductor device and method of manufacturing the same
Inventor: KO JEONG GEUN
IPC: H01L21/335
Filed: 2001-06-20
Abstract: PURPOSE: A semiconductor device and a method for manufacturing the same are provided to reduce a short-channel effect by forming a V-shaped source/drain region. CONSTITUTION: A gate oxide layer(13) and a gate electrode(14) are sequentially formed on a silicon substrate(11) having an isolation layer(12). A nitride spacer(15) and an oxide spacer are sequentially formed at both sidewalls of the gate electrode(14). A V-shaped groove(17) is formed at the exposed silicon substrate(11) by anisotropic etching of the exposed silicon substrate(11) using mixed chemical solutions composed of DI(Deionized) water and KOH, NaOH or NH4OH. After removing the oxide spacer, a V-shaped source/drain(18) is formed by implanting impurity ions into the V-shaped groove(17).
Patent KR-20020096584-A (KR)
Title: Computer for suppling power in an electric heater for a moxa cautery
Inventor: CHO BONG GWAN
IPC: G06F1/26
Filed: 2001-06-21
Abstract: PURPOSE: A power supply-combined computer of an electronic mugwort moxibustion device is provided to supply a power source to an electronic mugwort moxibustion device through a computer. CONSTITUTION: An AC/DC converting unit(10) includes the first AC/DC converting unit(11) and the second AC/DC converting unit(12) which convert a 220V AC(alternating current) power source being inputted from an exterior into a 5V and 12V DC(direct current) power source, respectively. Each computer component(20) is operated by the 5V and 12V DC(direct current) power sources being output from the AC/DC converting unit(10). The third AC/DC converting unit(30) converts the inputted 220V AC power source into a 15V DC power source corresponded to a proper operating power source for operating an electronic mugwort moxibustion device, and outputs the 15V DC power source to a power input unit of the electronic mugwort moxibustion device.
Patent KR-20020097440-A (KR)
Title: Semiconductor a manufacturing operation having refrigerants automatic supply device
Inventor: HYUNG SU HO
IPC: H01L21/027
Filed: 2001-06-21
Abstract: PURPOSE: A semiconductor fabrication apparatus having an automatic refrigerant device is provided to maintain constantly temperature of the inside of a stepper by supplying automatically a refrigerant of a cooling apparatus. CONSTITUTION: A stepper(10) performs an exposure process. A cooling device(200) is connected with a refrigerant circulation tube(200) for cooling the stepper(10). The cooling device(200) includes a compressor(201) located at the outside of the stepper(10), a storage tank(30) for the refrigerant, a pressure sensor(40) for pressure of the refrigerant, the first valve(50) for controlling supply of the refrigerant, and an external storage tank(60) for supplying the refrigerant necessary for the storage tank(30). A refrigerant supply source(70) is used for supplying the refrigerant to the external storage tank(60). The second valve(80) is installed between the external storage tank(60) and the refrigerant supply source(70). The first valve(50), the pressure sensor(40), and the second valve(80) are installed on a refrigerant supply pipe(90).
Patent KR-20030000305-A (KR)
Title: Structure for fixing bottom chassis in liquid crystal display
Inventor: PARK JAE U
IPC: G02F1/1335
Filed: 2001-06-23
Abstract: PURPOSE: A structure for preventing the deviation of a bottom chassis coupled with a mold frame is provided to prevent the bottom chassis from being pushed by any impact in any direction by fixing the bottom chassis to a mold frame with a fixing screw and fitting the bottom chassis in a fixing groove of the mold frame in the direction perpendicular to the screw. CONSTITUTION: In a structure for preventing the deviation of a bottom chassis coupled with a mold frame, the bottom chassis(130) is folded in the shape of "U" with a side surface(130b) to be coupled with a fixing groove formed at a predetermined portion of a rear surface of the mold frame(110), the other side surface(130a) to be positioned at a long side surface of the mold frame, and the middle surface to be coupled with a lower surface of the mold frame by a bottom chassis fixing screw(132).
Patent KR-20030001622-A (KR)
Title: Gas bottle used to manufacture a semiconductor device
Inventor: KWON JEONG HWAN
IPC: F17C13/02
Filed: 2001-06-25
Abstract: PURPOSE: A gas container for semiconductor fabrication is provided to prevent an accident or environmental pollution due to the leakage of the noxious gas by forcibly cutting of the leakage of the gas. CONSTITUTION: A gas container(300) comprises a container body(310), a container neck(330), a gas jet nozzle(350), an end cap(390), and a main valve(370). A gas cut-off unit for forcibly closing the container neck is formed in the container neck. The gas cut-off unit consists of a gas sensing unit and a valve for forcibly cutting off the container neck by a signal transmitted from the gas sensing unit. Herein, the gas cut-off unit is a normal open type solenoid valve(340). The gas sensing unit consists of a leakage sensing controller, a gas leakage sensor, a charge cell, and an operating switch(356).
Patent KR-20030000701-A (KR)
Title: strap structure for being united wiring of automobile
Inventor: LIM YUN SIK
IPC: H02G3/30
Filed: 2001-06-26
Abstract: PURPOSE: A structure of a strap for combining electrical wires of a vehicle is provided to release a combing state of a combination band and improve performance of the strap by installing a coupling lever on a strap head. CONSTITUTION: A strap head(11) is formed on an upper portion of a guide groove(12). A support portion(15a) and a combination portion(15b) are formed on the strap head(11). A combination band(13) is extended from the strap head(11). A plurality of saw tooth portions(14) are formed on the combination band(13). A coupling lever(20) is formed with a restraint projection(21) and a handle portion(22). A couple of slide portions are formed at both sides of the coupling lever(20) in order to slide the coupling lever(20) on a slide groove of the strap head(11). The support portion(15a) of the strap head(11) is lifted by the restraint projection(21). The coupling lever(20) is installed on the strap head(11) of a strap body(10).
Patent KR-20030003361-A (KR)
Title: Rectangular Pulse Generator with constant duty cycle
Inventor: KIM JIN UK
IPC: H03K3/00
Filed: 2001-06-30
Abstract: PURPOSE: A rectangular wave generator having a constant duty cycle is provided, which generates a rectangular wave having a constant duty cycle without regard to the intensity of an input signal. CONSTITUTION: According to the rectangular wave generator converting a frequency-modulated input signal into a rectangular pulse, an integrator(100) generates a short pulse swinging with a constant intensity on the basis of a ground by limiting a frequency-modulated input signal(Input) with a constant intensity and a low level signal, and generates an output signal having a positive gradient by integrating the short pulse, and generates an output signal having a negative gradient by integrating the low level signal. And a comparator(200) generates a rectangular pulse having a constant duty cycle by comparing a signal having the positive gradient or the negative gradient being output through the integrator with a reference voltage(Vref) of two kinds of levels.
Patent KR-20030005835-A (KR)
Title: A lancing mold equiped with complementary mold
Inventor: BAEK GI TAE
IPC: B30B15/02
Filed: 2001-07-10
Abstract: PURPOSE: A lancing die having an auxiliary die is provided to improve working efficiency without re-fabricating a lower die when the lower die is broken by installing the auxiliary die on the lancing die. CONSTITUTION: A lancing die includes an upper die(10) and a lower die(13) so as to form a hole in an object. An auxiliary die(20) formed with a lancing hole(21) is coupled to an upper surface of the lower die(13). The upper die(10) is formed with a protrusion in order to form the hole in the object. A resting surface(15) is formed at an end of the lower die(13). A coupling hole(19) for receiving a stopper pin(17) and a screw hole(14) for receiving a bolt(12) are formed in the resting surface. The auxiliary die(20) is coupled to the resting surface(15). The auxiliary die(20) has a rectangular shape.
Patent KR-20030006781-A (KR)
Title: Crt
Inventor: EIICHI YAMAZAKI
IPC: H04N5/74
Filed: 2001-07-16
Abstract: PURPOSE: A braun tube is provided to reduce the total length of the Braun tube and improve the screen quality by accurately passing electron beam through a hole formed at a shadow mask. CONSTITUTION: A braun tube includes a bulb(20) combined with a panel(23) having a fluorescent surface(21) and a funnel(28) extended to the rear of the panel, a shadow mask(22) arranged at the fluorescent surface at a regular gap, a reflective member(24) arranged at the rear of the funnel opposite to the fluorescent surface, an electron gun(26) mounted on the side wall of the funnel for scanning an electron beam toward the reflective member, and a deflecting unit mounted at the outside of the funnel for deflecting the electron beam horizontally and vertically.
Patent KR-20030009970-A (KR)
Title: A Smart Card
Inventor: KIM SE KWEON
IPC: G06K19/07
Filed: 2001-07-24
Abstract: PURPOSE: A smart card is provided to enable a user to input a security code in itself for controlling an effective state with hardware parts so that it can enhance a security function. CONSTITUTION: The device comprises a memory, an IC, a power supply, a key input button, an IO pin, and a switch. The IO pin outputs data, stored at the memory, to an external device or receives data from the external device. The switch switches on or off an IO pin line. The IC compares the security code, stored at the memory, with that, input by the key input button, and turns on or off the switch according to the comparison result. The device can include a power switch, a reset button, an effective state display, and an error display. If the power switch is turned on, it gets automatically turned off in a time. The reset button can change the stored security code. If the input security code is identical to the stored one, the effective state display displays a state that the IC is on, and otherwise, the error display displays a security code error.
Patent KR-20030014454-A (KR)
Title: Method for preparing polyvinyl resin having superior high impact property
Inventor: KIM BOM RI
IPC: C08F265/06
Filed: 2001-08-11
Abstract: PURPOSE: A method for preparing a vinyl chloride-based resin and a vinyl chloride-based resin prepared by the method are provided, to improve the impact resistance of the vinyl chloride-based resin by enhancing the uniformity of distribution of particle size and inhibiting the generation of scale of the wall of a reactor after polymerization. CONSTITUTION: The method comprises the steps of preparing an acryl-based rubber latex by the emulsion polymerization of 100 parts by weight of an acrylate monomer, a cross-linking agent and an emulsifier; and preparing vinyl chloride graft copolymer by the suspension polymerization of the mixture comprising 100 parts by weight of a vinyl chloride-based monomer, the acryl-based rubber latex, and a partially gummed vinyl acetate resin with a degree of polymerization of 200-600 and a degree of hydration of 10-60 mol%. Preferably the suspension polymerization is carried out at 50-65 deg.C.
Patent KR-20030014891-A (KR)
Title: Compositions for cooling and cryopreservation of canine sperm, Methods for cooling and cryopreservation using the compositions, and Canine Articificial Insemination
Inventor: RHO GYU JIN
IPC: A01N1/00
Filed: 2001-08-13
Abstract: PURPOSE: A method of cooling and freezing dog sperms using Tris based buffer and an egg yolk as a composition for freezing dog sperm is provided, thereby increasing mobility and viability of a sperm and the intactness of its acrosome while minimizing sperm loss which is likely to occur in a freezing process. CONSTITUTION: Sperms are collected from a male dog and diluted in a freezing composition comprising 75 to 85% by volume of Tris based buffer and 15 to 25% by volume of an egg yolk. The diluted sperms having a concentration of about 1.6x10¬8/ml are infused into a first tube. Thereafter, the first tube is introduced into a second tube filled with water of she'd, and the second tube is stored in an ice box at deg.C for about 2hr.
Patent KR-20030014996-A (KR)
Title: Method for forming reflection layer of a disc substrate, apparatus thereof, and disc substrate therefrom
Inventor: JANG DO HUN
IPC: G11B7/24
Filed: 2001-08-14
Abstract: PURPOSE: A method and a device for forming a transparent layer on a disc substrate are provided to form a uniform transparent layer by discharging resin into an axial hole at the center of a disc substrate by using a lid, thereby increasing the recording capacity. CONSTITUTION: A method for forming a transparent layer includes the steps of shielding an axial hole formed at the center of a disc substrate(40) using a lid element(48) to prevent the leakage of resin(43) through the axial hole, discharging the resin toward the center of the disc substrate from an upper part of the disc, and removing the lid element, wherein a protrusion part of the lid element is inserted into the axial hole of the disc substrate in the first step.
Patent KR-20030017124-A (KR)
Title: Radio telemetric system and method using brain potentials for remote control of toy
Inventor: JIN GYEONG SU
IPC: A61B5/0476
Filed: 2001-08-24
Abstract: PURPOSE: A wireless brain-machine interface system and a method for controlling the same are provided to remotely control a machine device having a motion through a user's electro-encephalogram(EEG) parameter and a combination of the EEG parameter and electromculogram(EOG) parameter. CONSTITUTION: An electro-encephalogram(EEG) data analyzer(49) includes an FHSS receiver(50) and a digital signal processor(DSP)(51). The FHSS receiver(50) receives and demodulates brain potential data of a wireless remote controller. The FHSS receiver(50) receives a transmitted RF signal from an antenna through a receiving antenna(5). The DSP(51) analyzes electro-encephalogram(EEG) data to convert the EEG data into a control signal. The DSP(51) performs a digital filtering and an FFT analysis with respect to EEG signal and converts an EEG characteristic extracting result into an output signal. An RC car wireless control transmitter(61) includes an antenna(9) which orders operation of the EEG data analyzer(49), an RC car model or doll.
Patent KR-20030020061-A (KR)
Title: Liquid crystal display device
Inventor: LEE JEONG GWON
IPC: G02F1/1335
Filed: 2001-08-29
Abstract: PURPOSE: A liquid crystal display is provided to reduce the weight and size of the liquid crystal display, and easily combine the liquid crystal display with an external information processing system and minimize loss of light. CONSTITUTION: A liquid crystal display includes a light source(500) for emitting light, a light guide(600) for guiding the light to a display(200) for displaying images, a reflector(700) that is located under the light guide and reflect the light to the light guide, and a mold frame(800) for housing the reflector, the light guide and the light source. At least one boss is formed at the bottom of the mold frame. The boss guides the position of the light source to prevent the light source from moving. The light source is a lamp that is accommodated between the boss and the side wall of the mold frame.
Patent KR-20030020644-A (KR)
Title: Flash memory element and manufacturing method
Inventor: LEE JONG HO
IPC: H01L29/792
Filed: 2001-09-04
Abstract: PURPOSE: A flash memory device and a method for fabricating the same are provided to improve a scaling-down characteristic, a programming characteristic, and a sustain characteristic by using a structure of a double gate flash memory. CONSTITUTION: An SOI type wafer is formed with a silicon substrate(10), the first oxide layer(22), and a silicon film. The second oxide layer(30) is formed on the silicon film of the SOI type wafer. A Fin active region(26) is formed by forming and etching the second oxide layer pattern. A gate tunneling oxide layer(42) is formed on both sides and an upper portion of the Fin active region(26). A floating electrode(32) is formed on the gate tunneling oxide layer(42) and surfaces of the first and the second oxide layers(22,30). An intergate oxide(34) is formed on a surface of the floating electrode(32). A control electrode(36) is formed on a surface of the intergate oxide(34).
Patent KR-20020020254-A (KR)
Inventor: KASAMATSU TOSHIMITSU
IPC: H01L27/144
Filed: 2001-09-07
Abstract: PURPOSE: To provide a photodetector having a built-in circuit wherein an IC increased in operation speed by using an HBT wherein an SiGe layer is employed, and a divided photodiode can be formed on the same substrate, and also provide a method of manufacturing the same. CONSTITUTION: The photodetector having a built-in circuit comprises a semiconductor substrate, an IC formed on the semiconductor substrate, and a photodiode formed in the semiconductor substrate. The IC includes an SiGe layer formed at least in part of it.
Patent KR-20030023945-A (KR)
Title: Method For Sailing Article Based On Network Distribution of Electronic Advertisement Catalog Using Internet
Inventor: RYOO SEUNG MIN
IPC: G06Q99/00
Filed: 2001-09-14
Abstract: PURPOSE: A method for circulating goods based on the electronic catalogue distribution of a network mode using the Internet is provided to construct a strong AD(ADvertisement) customer network and sales network by circulating the goods of an advertiser as a catalog form through an AD promotion network and giving an AD promotion commission caused by selling and buying the goods. CONSTITUTION: An AD promotion agent system sends the electronic AD catalog to a mail account of the first AD promoter of each AD promotion network group(S110). The first AD promoter connects to the AD promotion agent system(S120). The system examines that the first AD promoter is a registered member(S140). The system gives an authority for accessing to various menus and web interfaces to the certified first AD promoter(S150). The system transmits a web mail service web page to clients of the first AD promoter(S170). The first AD promoter selectively advances the steps of confirming the AD by clicking various goods AD on the electronic AD catalog(S190), distributing the electronic AD catalog to the lower AD promoter(S200) and buying the goods by performing an electronic payment process(S210).
Patent KR-20030012764-A (KR)
Title: Method of protecting digital information and system thereof
Inventor: CHO JEONG SEOK
IPC: H04L9/08
Filed: 2001-09-18
Abstract: PURPOSE: A digital information security method and a system therefor are provided to prevent that an internal or external user unlawfully uses digital information sub as a digital file or program shared in a company and an institution. CONSTITUTION: A user application tool(214) is installed in a user terminal(14) for generating an intrinsic key of a corresponding user using system intrinsic information of the user terminal(14). A data storing unit(140) stores user information and digital information. A user management tool(132) receives the user intrinsic key generated in the user application tool(214), stores the received user intrinsic key as user information in the data storing unit(140), and compares the stored user intrinsic key is identical to a user intrinsic key provided from the user application tool(214) of a currently authenticated user when performing an authentication.
Patent KR-20030025513-A (KR)
Title: Apparatus and method of IP packet encryption by block cryptographic algorithm
Inventor: JUNG JUN MOK
IPC: H04L9/06
Filed: 2001-09-21
Abstract: PURPOSE: An apparatus for an Internet protocol packet encryption by using a block encryption algorithm and a method for the same are provided to encrypt data by using an encryption method employing various types of block encryption algorithm together with a stream encryption algorithm at the encryption system of transmission control protocol/Internet protocol(TCP/IP) network. CONSTITUTION: An apparatus for an Internet protocol packet encryption by using a block encryption algorithm includes an input processing block(210) for receiving a packet transmitted from a transmission control protocol/Internet protocol(TCP/IP) protocol processing block(100) or a link protocol processing block(300), a packet buffer(230) for storing the packet received from the input processing block(210), a packet analyzing block(250) for determining the encryption by analyzing the packet stored the packet buffer(230) and for analyzing the size of the number of blocks and the garbage data in response to the block encryption algorithm, an encryption and modulation block(220) for encrypting and modulating the packet by using the block encryption algorithm based on the determined result of the packet analyzing block(250), a packet header calculation block(270) for correcting the packet header by calculating the length of the header and the length information of the overall packet in response to the encryption information stored at the header in accordance with the encryption and modulation of the packet, a packet correction block(260) for correcting and storing the size of the packet buffer(230) in accordance with the size of the packet encrypted and modulated at the encryption and modulation block(220) and an output processing block(240) for correcting CRC values of the encrypted and modulated packet and for transmitting the corrected data to the TCP/IP protocol processing block(100) or the link protocol processing block(300).
Patent KR-20020066362-A (KR)
Inventor: SHINOHARA TOSHIAKI
IPC: H01L23/495
Filed: 2001-09-24
Abstract: PURPOSE: To provide a semiconductor device which maintains maximal voltage that can be applied before the insulation raptures, while it is improved for heat radiation characteristics, and also to provide a method of manufacturing the same. CONSTITUTION: A lead frame 2a comprises a die pad section 3 and an inner lead section 4. A power device 1 is mounted on the die pad section 3 of the lead frame 2a and is bonded to the die pad section 3 with solder 9. An electrode (not shown in the figure) of the power device 1 is connected to an inner lead section 4 of a lead frame 2b by an aluminum wire 8. A metal block 5 has a convex section on the surface and is so bonded to the lead frame 2a, so that the convex section may face opposite with the power device 1. A resin package 6 seals the power device 1, lead frame 2a and 2b, and metal block 5 while forming an insulation layer 7 on the surface of the metal block 5 which is on the opposite side from the lead frame 2a side. An external heat radiator 11 is installed on one surface of the insulation layer 7 which is on a side opposite from the metal block 5 side.