baber/WOPTO huggingface dataset:
Patent KR-20020077276-A (KR)
Inventor: IWAKI KOZO
IPC: B41J2/30
Filed: 2002-03-30
Abstract: PURPOSE: To reduce electric power required at a time by driving printing pins by dividing the operation into a plurality of times, and make the change of parts to be used for a power source or other electric circuits to more inexpen sive ones possible. CONSTITUTION: For this printing method, a printing is performed by a dot impact type printer equipped with a printer head, a moving mechanism for the printer head, and a control means. In this case, the printer head is equipped with a plurality of printing pins which are arranged in a row. The control means controls the printing motion to the printing pins and the moving mechanism for the printer head. In such a printing method, when characters and marks or the like are printed based on specified printing data, the printing pins which should be operated for each step movement of the printer head are operated while dividing the operation into a plurality of times within the same step.
Patent KR-20020079431-A (KR)
Inventor: MIYAZAWA HISASHI
IPC: B41J2/175
Filed: 2002-04-03
Abstract: PURPOSE: An ink cartridge is provided to be removable in an ink supply needle and to certainly gear an ink cartridge holder with a pawl of a lever without regard to external force. CONSTITUTION: A recessed portion is formed in an ink cartridge(1) to define a three-dimensional space. Each of axes in the three-dimensional space containing one side surface of the ink cartridge in which an ink supply port(14) is formed is divided into a plurality of sections to obtain a plurality of coordinate points. Identification protruded portions which serve as identification pieces are disposed selectively at the coordinate points in accordance with identification items. Thereby, the exact time to gear a pawl of a lever with an ink cartridge holder is informed and the geared status is maintained without regard to the elastic force of the lever.
Patent KR-20030081582-A (KR)
Title: Ultrasonic coordinates measurement device and method
Inventor: LEE HWANG
IPC: G01B17/00
Filed: 2002-04-12
Abstract: PURPOSE: An apparatus and a method for measuring position coordinates of an ultrasonic wave are provided to maintain superior resolution of the position coordinate measuring apparatus even if the apparatus is used in a large region. CONSTITUTION: A position coordinate measuring apparatus for an ultrasonic wave includes a pointer(20) for radiating predetermined frequencies. At least one ultrasonic wave receiving section is provided in a two-dimensional plane to detect the movement of the pointer. A position coordinate measuring section is provided to calculate a position coordinate of the ultrasonic wave. The position coordinate measuring section has a time information detecting part(40) for detecting position information of each ultrasonic wave receiving section using a timer and a position coordinate calculating par(35)t for calculating the position coordinate of the pointer based on information detected by the time information detecting part(40).
Patent KR-20030081967-A (KR)
Title: Mthfr 677tt genotype for prediction or prevention of an ischemic stroke
Inventor: CHOI BYUNG OK
IPC: C12N15/12
Filed: 2002-04-15
Abstract: PURPOSE: An MTHFR(methylenetetrahydrofolate reductase) 677TT genotype for the prediction and prevention of ischemic stroke is provided, thereby diagnosing and predicting ischemic stroke in an early stage. CONSTITUTION: An MTHFR(methylenetetrahydrofolate reductase) 677TT genotype for prediction of small-artery disease, multiple infarcts or multiple small-artery diseases caused by hyperhomocysteinemia is provided. A method for prevention of small-artery disease, multiple infarcts or multiple small-artery diseases comprises injecting folic acid or folic acid containing material which can decrease the concentration of homocysteine in blood to a person. A method for prediction of small-artery disease, multiple infarcts or multiple small-artery diseases comprises the steps of: collecting a DNA sample from a patient; amplifying DNA fragment containing 677th base of the MTHFR gene using sense primer and antisense primer; and inspecting the amplified DNA using restriction enzymes to identify the presence of MTHFR 677TT genotype in the DNA sample.
Patent KR-20030082620-A (KR)
Title: Rotating apparatus of turn-table for microwave oven
Inventor: LEE YUN SEOK
IPC: F24C15/16
Filed: 2002-04-17
Abstract: PURPOSE: A turn-table rotating apparatus is provided to reduce manufacturing costs by eliminating the process of forming a groove at the bottom surface of the cavity for guiding the rotation of the rotating ring assembly. CONSTITUTION: A turn-table rotating apparatus comprises a turn-table motor(60) serving as a drive power source arranged underneath the bottom surface of a cooking chamber(42); a turn-table(50) rotating by the drive power supplied from the turn-table motor, which has a top surface on which a foodstuff to be cooked is disposed; a turn-table shaft(64) connected to an output shaft(62) of the turn-table motor, which has a top disposed in the cooking chamber, wherein the turn-table shaft transfers the drive power of the turn-table motor to the turn-table; and a rotating ring assembly(70) interposed between the bottom surface of the cooking chamber and the turn-table, which supports the turn-table and has a stopper boss to be coupled with the turn-table shaft in such a manner that the rotating ring assembly rotates along the constant trajectory.
Patent KR-20020083430-A (KR)
Inventor: NISHITA NAOKI
IPC: G02B6/42
Filed: 2002-04-19
Abstract: PURPOSE: To provide a connector that suppresses electric crosstalk between optical elements and that desirably performs optical coupling of an optical element and electric connection with an electric terminal. CONSTITUTION: In a first connector housing 3 formed with an electrically conductive resin, a first optical element storing part 41 that stores a light receiving element 11 is installed and, in a second connector housing 4 formed with an electrically nonconductive resin, a second optical element storing part 42 for storing a light emitting element 10 and an electric terminal are installed. Optical fibers 12, 13, at the connecting end faces, are fixed to a plug connector 2, inserted into the plug connector engaging part 31, and optically coupled with the light emitting element 10 and the light receiving element 11, while a lead wire 28 fastened to a plug connector 2 is electrically connected to the electric terminal. The first and second optical element storing parts 41, 42 are arranged side by side, with the positions of the optical fibers 12, 13 shifted in the longitudinal directions, thereby suppressing electric crosstalk between the light receiving element 10 and the light emitting element 11.
Patent KR-20020083438-A (KR)
Inventor: HATTORI YOSHIO
IPC: G03G15/08
Filed: 2002-04-24
Abstract: PURPOSE: A toner replenishing device, an image forming device, and a method for controlling the toner supplying amount of a powder pump are provided to always have satisfactory responsiveness regardless of the changeover of a mode and to simplify a supply control. CONSTITUTION: A powder pump is driven by a motor(47) independent of a main motor(100) installed to a main body of an image forming device. A control unit intermittently drives the powder pump in a random unit driving time. The powder pump is intermittently driven in an excessive unit driving time value, which is different with each unit driving time of before and after changeovers when intermittent driving with changing unit driving time is performed.
Patent KR-20030085998-A (KR)
Title: Dram cell having independent and asymmetric source/drain and method for forming the same
Inventor: NAM GI BONG
IPC: H01L21/8242
Filed: 2002-05-03
Abstract: PURPOSE: A DRAM(Dynamic Random Access Memory) cell including an independent and asymmetric source/drain and a method for manufacturing the same are provided to be capable of considerably reducing the leakage current due to the punch-through between a source/drain junction and high electric field for securing refresh characteristics at a heavily integrated DRAM cell transistor. CONSTITUTION: A DRAM cell is provided with a semiconductor substrate and an isolation layer(33) formed at the semiconductor substrate for defining a cell active region. At this time, a pad oxide layer, a gate oxide layer(31a), and a well region(34) formed at the predetermined portions of the resultant structure. The DRAM cell further includes a plurality of gates(38) formed at the upper portion of the semiconductor substrate, a source/drain junction region(41,43) formed in the semiconductor substrate, and a contact plug(47) connected to the source/drain junction region.
Patent KR-20030088169-A (KR)
Title: Heat exchanger
Inventor: LEE MYEONG RYEOL
IPC: F28F1/06
Filed: 2002-05-13
Abstract: PURPOSE: A heat exchanger having a tube integrally formed with a fin is provided to manufacture the heat exchanger easily, to increase the productivity, and to improve heat transfer efficiency by integrally forming heating fins and tubes in the heat exchanger. CONSTITUTION: A heat exchanger having a tube integrally formed with a fin is composed of a spiral groove(101) formed longitudinally in the inner periphery of the heat exchanger, and a heating fin part(102) formed longitudinally in the outer periphery. The heating fin parts are arranged radially at regular intervals and expanded. The heat exchanger is formed by compression molding, and the tubular heat exchanger is bent variously. Heat transfer efficiency is improved by reducing contact resistance with integrally forming the heating fin part. The productivity is increased by integrally forming the heating fins and the refrigerant tubes without additional heating fins.
Patent KR-20030091168-A (KR)
Title: CMOS Transistor and method for fabricating the same
Inventor: LEE JEONG YEOP
IPC: H01L29/78
Filed: 2002-05-24
Abstract: PURPOSE: A complementary metal oxide semiconductor(CMOS) transistor and a fabricating method therefor are provided to guarantee low cost and process simplicity and independently control the characteristics of NMOS and PMOS transistors by embodying a dual punch stop layer. CONSTITUTION: A stack layer of a gate oxide layer and a gate electrode is formed on a semiconductor substrate(41). A spacer is formed on both sidewalls of the stack layer. A source/drain region(65,66) of the first conductivity type is formed in the semiconductor substrate at the edge of the spacer. A punch-stop layer of the second conductivity type is formed in the semiconductor substrate between the source and drain regions. A source/drain extension region(62) of the first conductivity type is formed in the semiconductor substrate extending from the source/drain region to both edges of the gate electrode. The junction depth of a lightly-doped-drain(LDD) region(63) of the first conductivity type is controlled by the punch stop layer, surrounding the source/drain extension region and contacting the source/drain region.
Patent KR-20030091373-A (KR)
Title: Cartridge identification apparatus
Inventor: CHOI GYEONG CHEOL
IPC: B41J2/175
Filed: 2002-05-27
Abstract: PURPOSE: An ink cartridge identifying apparatus is provided to identify sorts of ink cartridges by installing an identifying section in a body of an ink cartridge without forming an electric contact structure in an FPC of the ink cartridge. CONSTITUTION: An ink cartridge identifying apparatus includes an identifying section(310) provided at a rear surface(301) of a body of an ink cartridge(300), a detecting section(340) provided at a carriage(350), on which the ink cartridge(300) is mounted, for detecting the identifying section(310), and a CPU(360). The identifying section(310) has first and second protruding members(311,312), which are protruded from the rear surface of the body of the ink cartridge(300) towards the carriage(350). The detecting section(340) includes first and second optical sensors(320,330) for detecting the first and second protruding members(311,312).
Patent KR-20020095091-A (KR)
Inventor: KAZAMA TAKASHI
IPC: B21C37/08
Filed: 2002-06-03
Abstract: PURPOSE: To provide a device and a method for manufacturing an electric resistance welded pipe which has high welding strength and has no depression at welded spots. CONSTITUTION: A concave curve 28 which has a longitudinal section of an arc with R in radius is formed all round the side surface of a squeeze roll 8. A lower flange 29 is made beneath the concave curve and an upper flange 30 is made above the concave curve. Facing the concave curve 28, a virtual line L including the center O1 of the radius R is set on a parallel with a rotating shaft 22 of the squeeze roll 8. When the distance between the virtual line L and the lower flange 29 is a, and the distance between the virtual line L and the upper flange 30 is b, a is shorter than b. At the time of welding the electric resistance welded pipe p, a gap between the upper flanges 30, 30 of a pair of the squeeze rolls is formed and a steel plate is passed between the concave curves 28, 28. Thereby the plate is uprolled and welding parts M of both ends protrude in the gap. The both ends are gradually welded from the lower end to the upper end.
Patent KR-20030093587-A (KR)
Title: High density optical disk for reading only
Inventor: LEE GYEONG GEUN
IPC: G11B7/24038
Filed: 2002-06-03
Abstract: PURPOSE: A read only HD optical disc is provided to construct physical data structure according to a writable HD optical disc format and use play signal channel together, thereby keeping the consistency and guaranteeing the compatibility with a drive of the writable HD optical disc. CONSTITUTION: A read only HD optical disc includes a lead-in area(10), a user's area(13), and a lead-out area(15). Read-only data such as disc-related information is recorded to either of the lead-in area and the lead-out area, and read-only user's data is recorded to the user's data area. The lead-in and lead-out area are formed with groove tracks(3) and land tracks(5) alternately so that the read-only data is recorded to both side walls of the groove tracks or the land tracks with wave type high frequency groove wobbles(8). The user's data is recorded in the pit type(18) during the substrate fabrication.
Patent KR-20030096624-A (KR)
Title: OFDM transmitter capable of adjusting size of PN and inserting adjusted PN into OFDM symbol
Inventor: JUNG HAE JU
IPC: H04J11/00
Filed: 2002-06-17
Abstract: PURPOSE: An OFDM transmitter inserting pseudo noise sequence into OFDM symbols after controlling the size of the pseudo noise sequence, and a method for transmitting OFDM signals are provided to accurately synchronize received OFDM signals and estimate a channel, thereby more accurately restoring the received OFDM signals. CONSTITUTION: An inverse fast fourier transform(IFFT) unit(200) transforms orthogonal frequency division multiplexing(OFDM) symbols through inverse fast fourier transform. A guard interval(GI) unit(300) inserts a guard interval into the transformed OFDM symbols for restraining interference between the OFDM symbols. A pseudo noise(PN) insertion unit(400) inserts pseudo noise sequence information having the size exceeding 255 symbols into the OFDM symbols. A pulse shaping unit(500) filters the OFDM symbols. A radio frequency(RF) amplifying unit(600) amplifies OFDM symbols to high frequency.
Patent KR-20020074091-A (KR)
Inventor: LEE DAE SU
IPC: C09J103/02
Filed: 2002-06-14
Abstract: PURPOSE: Papering glue and its preparation method are provided, to obtain nontoxic and antifungicidal papering glue by not using chemicals comprising formalin and hydrochloric acid and by using a far infrared ray radiating material. CONSTITUTION: The papering glue comprises 60-80 wt% of a base source material comprising wheat flour and/or starch flour; and 20-40 wt% of a functional material comprising jade, hell stone powder and rosin. Preferably the functional material comprises 40 wt% of jade; 40 wt% of hell stone powder; and 20 wt% of rosin. The method comprises the steps of pulverizing jade, hell stone powder and rosin to the size of 0.5 mm or less and mixing them; mixing wheat flour and/or starch flour with water and heating the mixture to prepare glue; and mixing the obtained glue with the powder mixture to obtain the papering glue.
Patent KR-20020097017-A (KR)
Title: Mri system
Inventor: ADACHI NAOTAKA
IPC: A61B5/055
Filed: 2002-06-20
Abstract: PURPOSE: To provide an image having no band artifact. CONSTITUTION: Acquisition of data fv(k) of respective views (v) for filling up a (k) space by repeating gathering of data in an SSFP state is repeated by N (= a power number of 2) times up to k=N-1 from k=0. In this case, an RF phase is set to 360°.v.k/N. When an operator selects DFT processing, the DFT processing is performed on the data fv(k) to the RF phase to form data Fv(n). When the operator does not select the DFT processing, the data fv(k) is set as the data Fv(n) as it is, and processing selected by the operator from at least one processing of weighted addition processing and MIP processing and root sum square processing is applied to the data Fv(n) to form data Av. An image is reconstituted from the data Av. Thus, when an image of bad image quality is only obtained by a conventional method, there is the possibility of obtaining an image of excellent image quality.
Patent KR-20040004835-A (KR)
Title: Fabrication method of semiconductor device for reducing GIDL effect
Inventor: JI GYEONG GU
IPC: H01L21/336
Filed: 2002-07-05
Abstract: PURPOSE: A semiconductor device manufacturing method is provided to be capable of restraining a GIDL(Gate Induced Drain Lowering) effect by compensating the etching damage of a gate oxide layer using an oxide layer. CONSTITUTION: A gate stack pattern is formed at the upper portion of a semiconductor substrate(11). At this time, the gate stack pattern includes a gate oxide layer(13a), an impurity diffusion preventing layer(15a), a polysilicon gate(17a), a metal silicide gate(19a), and a capping layer. A recess is formed at the lower edge portion of the polysilicon gate by carrying out a wet etching process at the impurity diffusion preventing layer. The thickness of the gate oxide layer is partially increased by forming an oxide layer(23) at the recess using an oxidation process.
Patent KR-20030014568-A (KR)
Title: Clock synchronous semiconductor memory device
Inventor: SAWADA SEIJI
IPC: G11C11/417
Filed: 2002-07-09
Abstract: PURPOSE: To realize a semiconductor memory in which input/output of data can be performed in a DDR mode using a low speed tester. CONSTITUTION: An internal clock generating circuit (3) generates internal clock signals (CLKP, CLKN, CLK) at double the speed of an external clock signal in a test mode. An input/output circuit (6) performs input/output of data in a DDR mode conforming to an internal clock signal of this double speed. Especially, an output drive signal CLKO having double the frequency of the internal clock signal, also, input/output of data is performed in a DDR mode and at double the speed of an external clock signal by generating a data strobe signal DQS being double the speed of an external data strobe signal.
Patent KR-20040006391-A (KR)
Title: Camera providing mixed image signal
Inventor: JUNG SEOK U
IPC: H04N5/225
Filed: 2002-07-12
Abstract: PURPOSE: A camera for providing mixed image signals is provided to obtain color images in a dark background and clearly realize the outlines of a moving object. CONSTITUTION: A camera for providing mixed image signals includes optical units(LE,PR,OF,24) for providing electric image signals to a user by processing light from an object(OB), a color photoelectric conversion part(COS), a memory, a black/white photoelectric conversion part(BWS), a digital signal processor(21), a micro controller(22), and a user input part(23). The memory temporarily stores the digital color image signals output from the COS. The digital signal processor processes the digital color image signals input from the COS and digital black and white image signals input from the BWS to generate output image signals. If a mean level of the color image signals input from the COS is lower than a threshold value, areas in which outlines of the object change are set by black and white image signals while the other areas are set by color image signals. The COS convert light from an optical low pass filter to the digital color image signals. The BWS converts the light from a white glass(24) to the digital black and white image signals.
Patent KR-20040008393-A (KR)
Title: drowsiness warning method during cruise driving
Inventor: KIM SANG JIN
IPC: B60Q5/00
Filed: 2002-07-18
Abstract: PURPOSE: A method for alarming falling asleep during driving in auto-cruise of a vehicle is provided to sound an alarm by deciding falling asleep during driving according to operation of a steering wheel in not changing the steering angle for the predetermined time. CONSTITUTION: Auto-cruise is decided by detecting auto-cruise function(S10). A micro-computer performs the other selected function in not detecting auto-cruise(S20), and detects change of the steering angle within the predetermined time by an alarm condition setting unit in detecting auto-cruise(S12). The micro-computer sounds an alarm to a driver by operating an alarm unit in not changing the steering angle within the predetermined time(S14). Accidents are prevented by sounding an alarm with detecting falling asleep during driving in auto-cruise. The alarm system is composed of an auto-cruise setting unit, a release condition detecting unit, a steering angle sensor, the alarm condition setting unit, the microcomputer, an input interface, a fuel injection regulating unit, and the alarm unit.
Patent KR-20040008975-A (KR)
Title: Composition having brain function and congnition enhancing activity
Inventor: KIM EUN SIL
IPC: A23L33/00
Filed: 2002-07-20
Abstract: PURPOSE: A composition for improving brain function and cognitive function of human is provided which contains an alcohol extract of herbal plants. Therefore, the composition is effectively used for prevention and treatment of neurodegenerative diseases such as dementia, in particular senile dementia. CONSTITUTION: A composition for improving brain function and cognitive function contains 1 to 5 parts by weight of an alcohol extract of two or more herbal plants selected from the group consisting of Saururus chinensis Baill, Schizandra chinensis, Oenanthe javanica, Angelica sinensis, Cornus officinalis, Inula britannica, Biota orientalis, Pueraria thunbergiana, Gastrodia elata and Lycium chinense. The composition is used as a food additive or a health supplementary food. The alcohol extract can be also fractioned with an organic solvent or water and the alcohol fraction is then subjected to chromatography.
Patent KR-20040011777-A (KR)
Title: Natural herbicidal substance isolated from Erigeron annuus L. and composition containing thereof
Inventor: CHUNG HUN TAEG
IPC: A01N43/08
Filed: 2002-07-30
Abstract: PURPOSE: Provided are a natural herbicidal substance isolated from Erigeron annuus L. and a herbicidal composition containing the same. The natural herbicidal substance, (5-butyl-3-oxo-2,3-dihydro-furan-2-yl)-acetic acid of the formula(6). CONSTITUTION: (5-butyl-3-oxo-2,3-dihydro-furan-2-yl)-acetic acid, as a natural herbicidal substance is represented by the formula(6) and isolated from Erigeron annuus L. A herbicidal composition is characterized by containing the (5-butyl-3-oxo-2,3-dihydro-furan-2-yl)-acetic acid and inhibits germination. The (5-butyl-3-oxo-2,3-dihydro-furan-2-yl)-acetic acid is obtained by extracting Erigeron annuus L. with methanol, fractioning water and ethylacetate, and subjecting the ethylacetate fraction to silicagel column chromatography.