baber/WOPTO huggingface dataset:
Patent KR-20040037671-A (KR)
Title: Apparatus and method for driving againg of field emission display
Inventor: MUN SEONG HAK
IPC: G09G3/22
Filed: 2002-10-29
Abstract: PURPOSE: An aging driver of a field emission display and an aging method thereof are provided to reduce the energy consumption and an aging period of time by applying a pulse type high voltage. CONSTITUTION: A field emission display includes a scan driver(20) and a panel(30). An aging driver of the field emission display further includes an aging driver controller. The aging driver controller(40) is used for outputting a DC high-voltage as a pulse high-voltage having a constant frequency and a constant duty cycle to an anode electrode of the panel during a predetermined pre-aging period of time, outputting the DC high-voltage as the pulse high-voltage having a variable frequency and a variable duty cycle during a predetermined main aging period of time, and applying a predetermined voltage to the scan driver during the predetermined main aging period of time.
Patent KR-20040038038-A (KR)
Title: Magnetic random access memory
Inventor: LEE GA WON
IPC: G11C11/15
Filed: 2002-10-31
Abstract: PURPOSE: A magneto resistive random access memory(RAM) is provided to manufacture the magneto resistive RAM having an excellent sensing margin in comparison with a horizontal structure transistor. CONSTITUTION: A magneto resistive random access memory(RAM) includes a MTJ cell(20), a bipolar junction transistor and a word line(23). The MTJ cell(20) varies its magnetization direction in response to the current applied from the first bit line(21). The base region of the bipolar junction transistor is connected to the MTJ cell(20) and the collector of the bipolar junction transistor is connected to the second bit line(22). The word line(23) stores the data in response to the magnetization direction of the MTJ cell(20) by forming an external magnetic field in response to the apply of the current. And, the magneto resistive RAM is capable of sensing the data by detecting the changes of the collector current flowing into the second bit line(22) in response to the base current flowing into the MTJ cell(20).
Patent KR-20040039516-A (KR)
Title: Method for manufacturing handset having function for measuring noise and handset having function for measuring noise
Inventor: JANG YEON NAM
IPC: H04B1/40
Filed: 2002-11-01
Abstract: PURPOSE: A mobile terminal having a noise measurement function and a method for manufacturing the same are provided to add a noise measurement function to a mobile terminal and to determine the audio level of a speaker according to a measured noise value so that a user can easily execute telephone conversation at any time and anywhere. CONSTITUTION: A manufacturer measures the maximum noise value and the minimum noise value(S201). Then the manufacturer establishes the maximum and minimum audio levels suitable for the maximum and minimum noise values(S202). The manufacturer sets up a plurality of step-by-step audio levels between the maximum and minimum audio levels(S203). Then the manufacturer applies a noise measurement circuit, capable of measuring noises between the maximum noise value and the minimum noise value, to a mobile terminal(S204). The manufacturer matches the measured noises to the audio levels and applies an audio level control function to the mobile terminal(S205).
Patent KR-20040042057-A (KR)
Title: Apparatus for controlling of engine-generation system and method same
Inventor: KWAK GI YEONG
IPC: G06F15/16
Filed: 2002-11-12
Abstract: PURPOSE: A device and a method for controlling an engine generator system are provided to control the operation of the engine generator system according to an instruction by connecting to the network, monitor/collect/store an operation state in real-time, and transmit the data in the real-time by responding to the instruction from the outside. CONSTITUTION: Engine generator controllers(32i-32k) store a state detecting signal of an engine generator in a memory and output the stored state detecting signal through the modems(30i-30k) connected to the PSTN(Public Switched Telephone Network)(28) depending on a controlling instruction. A control server(24) receives the state detecting signal from the modem connected to the engine generator through a main modem(26), stores the signal in a database(22), transmits the preset web contents by responding to the connection of a client through a web browser, and transmits the data corresponding to the instruction from the client. Client systems(12i-12k) receive/analyze/display various kinds of operation information for the engine generator by downloading a control program from the control server.
Patent KR-20040042931-A (KR)
Title: Noise reducing apparatus of otr
Inventor: JUN WAN HO
IPC: F24C7/02
Filed: 2002-11-14
Abstract: PURPOSE: A noise reduction device of a microwave oven combined with a hood is provided to reduce a sound level sensed by a user outside the apparatus by absorbing the sound level discharged when a BPF(Blade Passing Frequency) noise produced from a dual-intake exhaust fan is discharged to the outside together with exhaust air. CONSTITUTION: A microwave oven combined with a hood comprises a body(101) forming a cooking chamber(C) for housing food; an outer casing(102) combined to the outside of the body; and a dual-intake centrifugal fan(111) mounted to the upper inner rear side of the outer casing, to suck/exhaust external air. The outer casing forms side exhaust passages(103) and an upper exhaust passage(104) to exhaust external air. A noise reduction device of the microwave oven combined with the hood has a noise-damping mechanism(120) mounted to the inside of the upper exhaust passage, to damp noise discharged to the outside.
Patent KR-20040044202-A (KR)
Title: Antenna for portable radiotelephone
Inventor: BAE CHEOL HO
IPC: H01Q1/24
Filed: 2002-11-19
Abstract: PURPOSE: An antenna device of a portable wireless terminal is provided to reduce the influence due to harmful electromagnetic waves by moving an antenna to a back side in a process for opening a folder. CONSTITUTION: An antenna device of a portable wireless terminal includes a folder gear, an intermediate gear, and an antenna gear. The folder gear(41) and a hinge module(40) of a folder are rotated simultaneously. The intermediate gear(51) is coupled to the folder gear. The intermediate gear is rotated when the folder gear is rotated. A bracket(50) is installed at a main body. The intermediate gear is coupled to the bracket by using a shaft. The antenna gear(13) is fixed to an end part of the antenna. The antenna gear is coupled to the intermediate gear. The antenna device is rotated as much as a predetermined angle by the rotary power of the folder gear when the folder is opened.
Patent KR-20040045183-A (KR)
Title: Clock squarer
Inventor: KIM DAE GYU
IPC: H03K3/017
Filed: 2002-11-22
Abstract: PURPOSE: A clock square circuit is provided to generate a square wave having stable duty regardless of a variation of temperature, a variation of process, and a variation of supply voltage by forming a capacitor at an input terminal of a square wave generation circuit. CONSTITUTION: A clock square circuit includes a semiconductor chip pad(10) and a square wave generation circuit(40). A capacitor is installed between the semiconductor chip pad and the square wave generation circuit in order to generate a square wave having stable duty through a state of temperature, a state of a process, and a state of a supply voltage are changed. The square wave generation circuit(40) includes an inverter for receiving and inverting an output signal of the capacitor, a feedback resistance connected to the inverter, and a Schmitt trigger circuit for receiving an output signal and generating a square wave.
Patent KR-20020097117-A (KR)
Inventor: HATA FUMIO
IPC: H04N5/369
Filed: 2002-11-23
Abstract: PURPOSE: A two-dimensional image pickup apparatus is provided to absorb external impacts and possible resultant deformations such as deflections of the cabinet so that the interior is protected against damage and remains intact if the cabinet is deformed by the external load. CONSTITUTION: A two-dimensional image pickup apparatus comprises an apparatus cabinet(8) containing therein a substrate member(2b) and a photoelectric converter unit(2a) having a plurality of photoelectric converters formed on the substrate member, at least the photoelectric converter unit being arranged on a base member and the portion of the cabinet located opposite to its light receiving section is deformable.
Patent KR-20040048322-A (KR)
Title: Herb cigarette
Inventor: PARK JAE SANG
IPC: A24B15/16
Filed: 2002-11-28
Abstract: PURPOSE: Provided is a composition substituting for a tobacco, which comprises Chinese medicinal herbs, contains no nicotine, and thus prevents nicotine-related diseases such as lung cancer and bronchial diseases. CONSTITUTION: The Chinense medicinal herb composition substituting for a tobacco comprises 100 wt% of locinera japonica based on the total weight of the composition. In a variant, the composition comprises 80-90 wt% of locinera japonica and 5-10 wt% of teucrium veronicoides, based on the total weight of the composition. In another variant, the composition comprises 80-90 wt% of locinera japonica, 5-10 wt% of teucrium veronicoides and 1-5 wt% of peppermint leaves, based on the total weight of the composition.
Patent KR-20040049923-A (KR)
Title: Method for manufacturing elastic loess-plate
Inventor: CHO OK HYUN
IPC: C04B14/10
Filed: 2002-12-05
Abstract: PURPOSE: Provided is a manufacturing method of yellow earth board with flexibility and beneficial effects of yellow earth by mixing yellow earth with liquid emulsion resin. Accordingly, the resultant yellow earth board is widely applied to the products such as mats, cushions, fruit balls, car interiors, etc. CONSTITUTION: The flexible yellow earth board is manufactured by the following steps of: preparing a liquid mixture by mixing ethylene vinyl acetate with acrylic resin in a weight ratio of 6:4 or 7:3, adding 25wt.% of dibutyl phthalate as a plasticizer, and heating the mixture at 170-200deg.C; preparing dried yellow earth by removing impurities such as sand, passing yellow earth through a 40-50mesh sieve and heating at 150-180deg.C for removal of moisture; mixing the liquid mixture with dried yellow earth in a weight ratio of 5:5 - 1:9; extruding the mixture to a form of board with a 1-10mm thickness and drying with hot blast(50-80deg.C); coating a surface of the board with methyl cellulose alcohol prepared by dissolving methyl cellulose in 10% of alcohol.
Patent KR-20020097135-A (KR)
Title: Sewage and waste water disposal plant
Inventor: KIM IN KUN
IPC: C02F9/00
Filed: 2002-12-09
Abstract: PURPOSE: An advanced sewage/wastewater treatment is provided, which can decompose organic or recalcitrant compounds by dosing oxidizing agent or sodium hydroxide and coagulant after solid/liquid separation and flocculation. CONSTITUTION: The method includes (i) the solid/liquid separation step of raw water in tank; (ii) the purification step of sewage/wastewater by separating sludge as dosing coagulant and alkali; (iii) the organic oxidation of sewage/wastewater by dosing sodium hydroxide and coagulant and the purification of disposed water by passing flocculation tank; (iv) the separation/treatment step of sludge which is produced at the previous step by passing settling tank; and (v) the sterilization step of treated water using ozone, activated carbon or ultraviolet lamp.
Patent KR-20040050119-A (KR)
Title: System for network-based selecting golf club and method thereof
Inventor: KANG GWAN HANG
IPC: G06Q10/08
Filed: 2002-12-09
Abstract: PURPOSE: A system and a method for selecting a golf club based on the network are provided to select/buy the most suitable golf club through the EC(Electric Commerce) by offering a product list of each brand fit to the calculated CPM(Cycle Per Minute) after calculating the optimal CPM based on the basic information data inputted from each user on the online. CONSTITUTION: A user computer(200) outputs the basic information data, such as an age, a height, a weight, a grip, a career, a flight of each club, and a swing speed, for calculating the optimal CPM to a server(300) connected through the network(100) by using a form data provided from the server. The user computer receives the product list of each brand fit to the CPM of the user from the server, and outputs the purchase data and the settlement data of the golf club selected from the user to the server. The server calculates the optimal CPM of the user based on the basic information data received from the user computers, outputs the product list of each brand fit to the optimal CPM to the user computers, and processes the settlement and the delivery of the golf club.
Patent KR-20030055110-A (KR)
Title: Hard Tile
IPC: B32B7/025
Filed: 2002-12-09
Abstract: A hard surface, e.g. a work surface, consists of a carrier layer and a work layer with numerous corners and edge projections. The latter are designed to locate into the cut-outs in the carrier layer. <??>An Independent claim is also included for a process of manufacturing a hard work surface.
Patent KR-20040051855-A (KR)
Title: Function menu search method through character input in wireless telecommunication terminal
Inventor: BAEK CHANG HYEON
IPC: H04B1/40
Filed: 2002-12-13
Abstract: PURPOSE: A method for searching menus by function through inputting characters in a mobile terminal is provided to allow a user to easily find a menu item and quickly perform a selected function. CONSTITUTION: A user presses a character switch button in an initial screen display(301,302), inputs characters(303), and presses the character switch button again(304). Then, a menu screen of each function is displayed(305). When the user selects an item of 'making a phone call'(306), a call is originated to a phone number mapped to the inputted characters(307). If the user selects an item of 'search by names'(306), information on a phone number registered for the corresponding name is displayed(308). If the user selects an item of 'sending character message'(306), the inputted character string is immediately transmitted to a destination(309).
Patent KR-20040051905-A (KR)
Title: Multi DFB Laser Diode
Inventor: KIM DONG CHEOL
IPC: H01S5/062
Filed: 2002-12-13
Abstract: PURPOSE: A distributed feedback laser diode in multi region is provided to improve the modulation index and the yield of the multi region distributed feedback laser diode by including layers having a refractive index different from each other. CONSTITUTION: A distributed feedback laser diode in multi region includes a distributed feedback(DFB) region and an amplification region. The DFB region includes a diffraction grating(6), an n-InP layer(4), a non-doping InGaAsP active layer(8), a pair of electrode layers(14a,14b) and a pair of refractive change layers(16a,16b). The n-InP layer(4) is provided with the diffraction grating(6) and the pair of refractive change layers(16a,16b) divided together with the electrode layers(14a,14b) insulatingly by an etching groove formed inside of the p-InP layer stacked as a clad layer. And, the amplification region is placed between the DFB region.
Patent KR-20040052357-A (KR)
Title: Data driving apparatus and method for liquid crystal display
Inventor: AHN SEUNG GUK
IPC: G02F1/133
Filed: 2002-12-16
Abstract: PURPOSE: An apparatus and method for driving data of an LCD(Liquid Crystal Display) are provided to reduce the number of data driver integrated circuits. CONSTITUTION: An apparatus for driving data of an LCD includes a multiplexer array(54), a digital-analog converter array(62), and a demultiplexer array(84). The multiplexer array time-divides input pixel data. The digital-analog converter array converts the time-divided pixel data into a pixel voltage signal. The digital-analog converter array receives a plurality of pixel voltage signal levels from an external device and generates the pixel voltage signal using a pixel voltage signal level having an absolute value voltage higher than the original pixel voltage signal levels corresponding to at least one pixel data. The demultiplexer array time-divides data lines to supply the pixel voltage signal.
Patent KR-20040054158-A (KR)
Inventor: YEA BYUNG YUL
IPC: H02K51/00
Filed: 2002-12-18
Abstract: PURPOSE: An apparatus for generating power is provided to reduce noise and environmental pollution by using rotation force of a crank shaft to operate a generator. CONSTITUTION: An apparatus for generating power includes a main body(B), a crank shaft(C), and a generator. The crank shaft is installed in the inside of the main body in order to rotate the generator. A plurality of cylinder rods are connected to the crank shaft. A plurality of cylinders(S1-S3) are connected to a plurality of hydraulic pumps(P1-P3) in order to pump oil. The hydraulic pumps are operated by a plurality of motors(M1-M3). The cylinders are operated by the hydraulic pumps. The crank shaft and the generator are operated by the cylinders.
Patent KR-20040055163-A (KR)
Title: method for forming contact of plate electrodes in capacitor
Inventor: CHO YEONG MAN
IPC: H01L21/28
Filed: 2002-12-20
Abstract: PURPOSE: A method for forming a plate electrode contact of a capacitor is provided to prevent a plate electrode contact from being over-etched toward a plate electrode by using a loading effect. CONSTITUTION: A cap oxide layer(110) and an etch barrier layer are etched to form a storage node contact in a cell area. A polycrystalline silicon layer is formed to cover the sidewall of the storage node contact. A sacrificial oxide layer is formed on the polycrystalline silicon layer. A photoresist layer is etched until a sacrificial oxide layer in the cell area is exposed. The sacrificial oxide layer, a silicon nitride layer and the etch barrier layer in the cell area are etched to expose the cap oxide layer. The sacrificial oxide layer and the polycrystalline silicon layer in the peripheral circuit area are etched to expose the etch barrier layer. The remaining photoresist layer and the sacrificial oxide layer are removed to form a storage node electrode in the cell area. A dielectric layer(118) and a polycrystalline silicon layer(120) for the plate electrode are formed. The polycrystalline silicon layer for the plate electrode, the dielectric layer and the etch barrier layer in the peripheral circuit area are etched to expose the cap oxide layer. An insulation layer, the plate electrode and the dielectric layer in the cell area are etched to form the second contact while the insulation layer and the cap oxide layer in the peripheral circuit area are etched to form the third contact.
Patent KR-20040056208-A (KR)
Title: detecting apparatus and method for ultrasonics using optical fiber sensor
Inventor: KIM DAL U
IPC: G01N29/24
Filed: 2002-12-23
Abstract: PURPOSE: An apparatus and a method for detecting an ultrasonic wave are provided to detect the ultrasonic wave through non-contact and on-line methods by forming a Mach-Zehnder interferometer using an optical fiber sensor. CONSTITUTION: An ultrasonic wave detecting apparatus includes a first coupler(2), an optical fiber, a second coupler(6), a photo detector(7), an A/D converter(8), and a computer(9). The first coupler(2) splits a laser beam irradiated from a pig-tailed laser(1) into two beams. A part of the beam passes through a reference coil(3) and remaining beam passes through a sensing coil(4) installed in an object(5) to be measured. Beams passing through the optical fiber are transferred to the second coupler(6). The photo detector(7) detects intensity of beams passing through the second coupler(6).
Patent KR-20040059889-A (KR)
Title: Method for fabrication of capacitor
Inventor: PARK JONG BEOM
IPC: H01L21/8242
Filed: 2002-12-30
Abstract: PURPOSE: A method for manufacturing a capacitor is provided to restrain short between lower electrodes and to prevent dual bit fail by differently forming top and bottom CD(Critical Dimension) of the lower electrode. CONSTITUTION: An interlayer dielectric(22) and the first etch barrier layer(23) are sequentially formed on a substrate(21). A contact hole is formed by selectively etching the first etch barrier layer and the interlayer dielectric. A storage node contact plug(24) is filled in the contact hole. A pillar pattern is formed on the storage node contact plug. The second storage node insulating layer is surrounded to the pillar pattern. By selectively removing the pillar pattern, a concave pattern is formed to expose the storage node contact plug. A lower electrode(30a) is formed in the concave pattern to contact the storage node contact plug, wherein the bottom CD of the lower electrode is wider than the top CD.
Patent KR-20040060454-A (KR)
Title: Excavation method of tunnel for reducing overbreak and underbreak in tunnel blasting
Inventor: KIM YANG GYUN
IPC: E21D9/00
Filed: 2002-12-30
Abstract: PURPOSE: A tunnel excavation method for reducing overbreak and underbreak in tunnel blasting is provided to reduce the joint between perimeter holes relatively, to minimize the overbreak and underbreak in tunnel blasting. CONSTITUTION: The tunnel excavation method for reducing overbreak and underbreak in tunnel blasting comprises the steps of perforating perimeter holes(10) at regular intervals along the contour line of a tunnel, perforating electric line holes(20) to the inside of the perimeter holes(10) and perforating many central blasting holes(30) to the inner side of the electric line holes(20), then charging with gunpowder to the holes. The perimeter holes(10) are perforated at 40¯45 centimeter intervals and charged with gunpowder to blast.
Patent KR-20020021159-A (KR)
Title: Data carrier with means for protection against bending or twisting
IPC: G06K19/077
Filed: 2001-05-01
Abstract: A data carrier (1) includes an IC module (3), having a substrate (4), and a conductor configuration (5) connected to the substrate (4), and an IC (2) connected to the substrate (4), and connecting leads (10, 11) between the conductor configuration (5) and the IC (2), and a cover (12) of an electrically insulating material, which cover (12) shrouds the IC (2) and the connecting leads (10, 11) and the portions (13, 14, 15) of the conductor configuration (5) The data carrier (1) is equipped with a protection mechanism (20) that provides protection against damage to at least a part of the IC module (3) when the IC module (3) is bent or twisted, which protection mechanism (20) forms a part of the IC module (3), consists of a ductile material, and is formed by a layer-shaped, preferably net-like, cap which is encased in the cover (12) up to the substrate means (4).
Patent KR-20020063254-A (KR)
Title: Remedies and/or preventives for nervous system disorders
IPC: A61P25/28
Filed: 2000-12-20
Abstract: Agents for treating and preventing nervous system disorders comprises a substance that promotes calcium ion incorporation in myocardial sarcoplasmic reticulum and/or inhibits excessive intracellular calcium ion accumulation. ACTIVITY : Vasotropic; cerebroprotective; hemostatic; antiarteriosclerotic; nootropic; neuroprotective; antiparkinsonian; antiinflammatory. MECHANISM OF ACTION : Calcium agonist; Calcium antagonist; ATPase inhibitor. 5-n-Propyl-2-[4-(3,4-dimethoxybenzyl)-1-piperazinyl]benzenesulfonic acid (Ia) at 0.001 M inhibited 52.4% of isoproternol induced calcium pumping in isolated Hartley guinea pig myocardial sarcoplasmic reticulum.
Patent KR-20020063297-A (KR)
IPC: H01L21/66
Filed: 2000-09-06
Abstract: 방법은 웨이퍼의 표면 비-평탄도를 측정하는 단계를 포함한다. 식각 공정 도구의 현재 상태가 판단된다. 상기 웨이퍼의 표면 비-평탄도는 공정 도구의 현재 상태와 비교된다. 공정 도구의 동작 파라메터는 상기 웨이퍼의 표면 비-평탄도와 공정 도구의 현재 상태의 비교를 기반으로 조정된다. 시스템은 공정 도구, 다수의 측정 디바이스들, 그리고 공정 제어기를 구비한다. 상기 공정 도구는 웨이퍼의 식각 공정을 위해 적용된다. 상기 다수의 측정 디바이스들은 웨이퍼의 표면 비-평탄도를 측정하고 상기 공정 도구의 현재 상태를 판단한다. 상기 공정 제어기는 상기 웨이퍼의 표면 비-평탄도를 상기 공정 도구의 현재 상태와 비교하고, 상기 비교를 기반으로 상기 공정 도구의 동작 파라메터를 조정한다.
Patent KR-20020067601-A (KR)
IPC: H03J7/04
Filed: 2000-08-11
Abstract: 스프레드 스펙트럼 통신 수신기를 위한 주파수 보정을 제공하는 방법 및 시스템이 제공된다. 본 방법 및 시스템에서, 주파수 옵셋은 디스프레드 데이터 신호의 연속적인 셈플들을 처리함으로써 결정된다. 보정 시퀀스가 이렇게 결정도 옵셋으로부터 발생되며, 디스프레에 앞서 코드-스프레드 수신 신호와 결합된다. 시스템에서 노이즈를 감소시키기위해 필터가 포함될 수 있다.