baber/WOPTO huggingface dataset:
Patent KR-20030073406-A (KR)
Title: Distributed bragg reflector laser
Inventor: KIM JONG RYEOL
IPC: H01S5/12
Filed: 2002-03-11
Abstract: PURPOSE: A semiconductor laser with a DBR(Distributed Bragg Reflector) is provided to increase the tunable range by implementing a chirping effect through a shape modification of a sample grating. CONSTITUTION: A first clad layer(120) is made of an n-type InP and has a refractive index lower than that of each of first and second guiding layers(140,160). A lower electrode(110) is layered on a lower surface of the first clad layer(120). A second clad layer(180) is made of a p-type InP and has a refractive index lower than that of the respective first and second guiding layers(140,160). An active layer(130) has a quantum well structure and is formed across an active region(230). The first guiding layer(140) is formed on a side of the active layer(130) across a first grating region(220). The first guiding layer(160) is formed on another side of the active layer(130) across a second grating region(240). A first upper electrode(190) is formed on the second clad layer(180) across the first grating region(220). A second upper electrode(200) is formed on the second clad layer(180) across the active region(230). A third upper electrode(210) is formed on the second clad layer(180) across the second grating region(240). Each of the electrodes(190,200,210) is apart to each other.
Patent KR-20030075250-A (KR)
Title: Natural Energy Pill Gold
Inventor: CHOE SUNG HYU
IPC: A23L33/00
Filed: 2002-03-18
Abstract: PURPOSE: A pharmaceutical composition containing a silkworm, Corni Fructus, Lycii Cortex Radicis, Schizandrae Fructus, dried garlic and Epimedii Herba as a main component is provided which is effective for prevention of diabetics, senile dementia, hypertension, male erectile failure, polyuria or the like, enhancement of liver function, reinforcement of physical strength and recovery of weakening. CONSTITUTION: A pharmaceutical composition is ground and blended with a suitable amount of water to make a pill. The composition comprises 34.4% by weight of a silkworm, 10.3% by weight of Corni Fructus, 6.9% by weight of Lycii Cortex Radicis, 6.9% by weight of Schizandrae Fructus, 6.9% by weight of dried garlic, 3.5% by weight of Epimedii Herba, 3.5% by weight of Zingiberis Rhizoma, 3.5% by weight of Cinnamomi Cortex, 3.5% by weight of Menthae Herba, 3.5% by weight of Artemisiae capillaris Herba, 6.9% by weight of Glycyrrhizae Radix and 10.2% by weight of glutinous rice flour.
Patent KR-20030079441-A (KR)
Title: Method for cable modem network management system via snmp
Inventor: KIM MIN YEONG
IPC: H04L12/24
Filed: 2002-04-04
Abstract: PURPOSE: A method for managing a cable modem network using an SNMP(Simple Network Management Protocol) is provided to efficiently manage a cable modem network by periodically polling the state values of the receive power, transmit power and SNR(Signal-to-Noise Ratio) of the cable modem network and previously estimating and processing the state of the cable modem network. CONSTITUTION: The operator of a network management system sets a polling period to register the state values of the receive power, transmit power and SNR of a cable modem network at regular intervals(210). The operator sets a warning threshold for each of the state values(220). If a managed target, a cable modem connected to a cable network, is recognized through an SNMP(230), the network management system executes polling for the state values of the network, which the cable modem belong to, according to the settled polling period(240). If the state values exceed the range of the warning thresholds(250), the network management system generates a warning message(260). Based on the warning message, the operator estimates the state of the cable modem network and repairs the cable modem network(270).
Patent KR-20020081075-A (KR)
Inventor: DSOUZA ADOLF
IPC: H04B7/005
Filed: 2002-04-12
Abstract: PURPOSE: A method for a VSB(Vestigial Sideband) high definition television signal is provided to equalize the signal of the VSB high definition television when co-channel interference exists. CONSTITUTION: A method and device for equalizing a signal containing high definition television information in the presence of co-channel NTSC(National Television System Committee) interference uses an equalizer(22) having feed forward and decision feedback filters(24,26). A comb filter(20) is inserted in front of the equalizer when NTSC co-channel interference exists. A selected tap of the decision feedback filter is set to a zero value when the signal is equalized during an initial blind operating mode. The decision feedback filter taps are updated in a decision-directed operating mode.
Patent KR-20030084131-A (KR)
Title: Oxygen shower
Inventor: PARK NO IN
IPC: A47K3/28
Filed: 2002-04-25
Abstract: PURPOSE: An oxygen shower device is provided to attain improvement of skin beauty and head skin health by connecting a shower hose and an oxygen hose of an oxygen generator to inject water with oxygen through a check-valve. CONSTITUTION: The oxygen shower device comprises a shower hose(5) connected to a control valve(3) for supplying cold/hot water; an oxygen hose(13) of the oxygen generator(11) to introduce oxygen in the water; a water-purification filter(8) next to the oxygen hose(13) in the shower hose(5); a check-valve(7) built at a connection point with the shower hose(5). The oxygen generator(11) is operated together when the water is injected through a shower head(9). The oxygen dissolves in the water supplied through the shower hose(5).
Patent KR-20020086830-A (KR)
Title: Metal article coated with near-surface doped tin or tin alloy
Inventor: ABYS JOSEPH A
IPC: H01L23/495
Filed: 2002-05-02
Abstract: PURPOSE: Provided is a metal article plated for solderability and protection from corrosion. In particular, it has a finish comprising a layer of tin or tin alloy that is surface doped to inhibit the growth of tin whiskers. The surface finish is especially useful for electrical connectors and integrated circuit lead frames. CONSTITUTION: A metal substrate is coated with a layer of tin or tin alloy that is surface doped to inhibit the growth of tin whiskers. An optional metal underlayer may be disposed between the substrate and the tin. In an exemplary embodiment the metal substrate comprises copper alloy coated with a nickel underlayer and a layer of surface doped with gold or palladium tin. The doping inhibits whisker growth, and the resulting structure is particularly useful as an electrical connector or lead frame.
Patent KR-20030094801-A (KR)
Title: system and method for electronic commerce using common bulletin board
Inventor: KIM SA YUN
Filed: 2002-06-07
Abstract: PURPOSE: A system and a method for the EC(Electric Commerce) using a shared bulletin board are provided to efficiently share the web site contents for a constant item. CONSTITUTION: A storing part(550) stores an information database of the member web sites(400a,400b) and the shared bulletin board displayed to the member web site. A certification part(520) carries out the member certification for Internet users(100,200) connected through a member web site, and extracts the ID information of the member web site if the user requests specification of the shared bulletin board. A shared bulletin board information management part(530) updates the information of the shared bulletin board in real-time. A member web site information management part(540) accumulates the activity particulars to the information database as the contribution activity if the activity particulars of the EC are generated by the Internet user. A profit distributing part(560) collects the contribution activity of each member web site for a constant period and gives the bonus according to the contribution activity to each web site.
Patent KR-20030097047-A (KR)
Inventor: SHIN CHAN YOUNG
IPC: F24F6/14
Filed: 2002-06-18
Abstract: PURPOSE: An ultrasonic evaporation type chilled air blower is provided to prevent frequent charging of a water tank by evaporating water with an ultrasonic oscillator and condensing evaporated water again to feed to a reservoir, to allow an ice pack not to be frozen and replaced every time, and to be used as a humidifier as well. CONSTITUTION: A chilled air blower includes a body(13); an ultrasonic oscillator(24) installed in the body to evaporate water in a water tank; a cold rolled sheet(16) cooled down by evaporated vapor; an air filter(17) purifying outside air; a fan(14) introducing the outside air and the evaporated vapor and discharging air cooled down by the cold rolled sheet to the outside; a motor(20) rotating the fan; a humidifying outlet(11) discharging only evaporated vapor only for humidification; a water channel(21) discharging water drops formed on the cold rolled sheet to a reservoir(22); and a control panel(19) controlling flow rate of wind, wind direction, humidification and a timer. The chilled air blower is formed to be able to be used only as a humidifier.
Patent KR-20040001507-A (KR)
Title: Method for forming borderless contact hole in semiconductor device
Inventor: RYU SANG UK
IPC: H01L21/28
Filed: 2002-06-28
Abstract: PURPOSE: A method for forming a borderless contact hole of a semiconductor device is provided to be capable of preventing the shortage phenomenon between a source/drain region and a well region, and improving isolation characteristics. CONSTITUTION: After sequentially forming the first and second pad layers at the upper portion of a semiconductor substrate(100a), a trench(105) is formed by selectively etching the resultant structure. Then, an isolation layer(160) is formed at the inner portion of the trench. At this time, the isolation layer is made of the first isolation layer(130a), a barrier(140a), and the second isolation layer(150a). A self-alignment silicon layer(170) and an etching stop layer(180) are sequentially formed at the upper portion of the resultant structure. After depositing a PMD(Polysilicon-Metal-Insulator) material layer(190) on the entire surface of the etching stop layer, a borderless contact hole(200) is formed at the predetermined inner portion of the resultant structure.
Patent KR-20040003894-A (KR)
Inventor: KANG YEONG SU
IPC: G11C16/04
Filed: 2002-07-04
Abstract: PURPOSE: A power-on reset circuit is provided to change the time to generate a power-on reset signal through a program/erase operation, increase integration, and to improve reliability of the circuit. CONSTITUTION: A power supply current supplying part(210) supplies a power supply current proportional to the variation of a power supply voltage to an internal common node. A power supply voltage sensing part(220) comprises a flash memory cell driven according to the power supply voltage and senses the power supply voltage and controls a potential of the internal common node by forming a current path between the internal common node and a ground to the flash memory cell. And a buffer part(230) is installed between the internal common node and an output port, and generates a power-on reset signal according to the potential of the internal common node.
Patent KR-20030007111-A (KR)
Title: A composition for the protection and regeneration of nerve cells containing the extract of scutellaria radix
Inventor: CHOI BYUNG KIL
IPC: A61P25/28
Filed: 2002-07-11
Abstract: PURPOSE: Provided is a composition for protection and regeneration of nerve cells containing the extract of Scutellaria radix. The composition prevents apoptosis in a neuronal stem cell and a differentiated nerve cell, induces differentiation of a nerve cell and regenerates a neurite, a central nervous system and peripheral nerve, and reproduces neuromuscular junction. CONSTITUTION: The composition contains the extract of Scutellaria radix and is used for protection, growth promotion and regeneration of a nerve cell, and for prevention and treatment of nerve damage and nerve diseases. Scutellaria radix is extracted by using water or ethanol as a solvent. The composition can be applied to foods and medicines.
Patent KR-20040008311-A (KR)
Title: Cooling device for high-speed drawing
Inventor: JUNG GI TAE
IPC: C03B37/027
Filed: 2002-07-18
Abstract: PURPOSE: A cooling device is provided to perform an ultra-high speed drawing by a turbulence generator, improve the productivity of an optical fiber and reduce the consumption of coolant gas. CONSTITUTION: The cooling device used in a drawing process of an optical fiber comprises: (A) a separable cooling body(110) consisting of a left cooling body(112) and a right cooling body(114), extended in the longitudinal direction of a drawn optical fiber, and equipped with a sealing cap for supplying a coolant gas(146) into the cooling body(110); and (B) at least one turbulence generator(140) mounted in the cooling body(114) for activating the molecular flow of the coolant gas supplied in the cooling body(114), and disposed along the periphery of the drawn optical fiber.
Patent KR-20040011876-A (KR)
Title: key pad and method for manufacturing thereof
Inventor: KWAK CHEOL GI
IPC: H04B1/38
Filed: 2002-07-31
Abstract: PURPOSE: A keypad in a portable phone and a method for manufacturing the same are provided to present a portable phone keypad that emits fragrance constantly and emits light for itself. CONSTITUTION: A keypad(100) comprises an instrumental material(101), identification codes(103), and a coating layer(105). The identification codes(103) are printed on the protruded portions of the instrumental material(101). The coating layer(105) are coated on the instrumental material(101). The coating layer(105) consists of a lower coating layer(105a) and an upper coating layer(105b). The lower coating layer(105a) is coated by silicon coating, and the upper coating layer(105b) is coated by urethane coating. Also the coating layer(105) comprises directional powders(107a,107b). The directional powders(107a,107b) are contained in either the lower coating layer(105a) or the upper coating layer(105b) or both of them.
Patent KR-20040013530-A (KR)
Title: cassette loader equipment of semiconductor device manufacturing equipment
Inventor: KANG SEONG GU
IPC: H01L21/68
Filed: 2002-08-07
Abstract: PURPOSE: A cassette loader apparatus of equipment for fabricating a semiconductor device is provided to prevent a wafer of a bad state from being transferred by inspecting whether the wafer of cassette protrudes from a predetermined position. CONSTITUTION: The support plate(10) supports a cassette loaded into a loadlock chamber. A plurality of guide blocks guides the cassette to a predetermined position, placed on the support plate. A cassette detection sensor(20) inspects whether the cassette is normally placed, placed on the support plate. A wafer detection sensor(22a,22b) detects how much the wafer protrudes from the cassette, installed in the support plate corresponding to the front part of the cassette or in the loadlock chamber confronting the support plate. A control unit receives a detection signal from the cassette detection sensor and the wafer detection sensor to determine whether a process should be performed.
Patent KR-20040013543-A (KR)
Title: Pc card type power line communication modem
Inventor: KWON YONG IL
IPC: H04L27/00
Filed: 2002-08-07
Abstract: PURPOSE: A PC card type high speed power line communication modem is provided to supply the convenience of installation and use by implementing the high speed power line communication modem with the PC card type. CONSTITUTION: A PC card type high speed power line communication modem includes a PC card female connector(FC), a power line communication port(TP2), a digital communication type power line modem part(32) and a PCMCIA connection part(33). The PC card female connector(FC) is connected to the mail connectors(MC) in the PC card slot. The digital communication type power line modem part(32) receives the power line communication signal by connecting to the power line communication port(TP2), performs the predetermined reception process for the received power line communication signal and performs the transmission process for the transmission signal. And, the PCMCIA connection part(33) performs the data communication with the computer device by connecting the PC card female connector(FC), controls the data conversion and the data storage and supplies the transmission signal to the digital communication type power line modem part(32) by connecting to the digital communication type power line modem part(32).
Patent KR-20040016656-A (KR)
Title: Method of automatic cutting iron core of transformer and apparatus of the same
Inventor: RA BYUNG CHUL
IPC: H01F41/02
Filed: 2002-08-19
Abstract: PURPOSE: A method and an apparatus are provided to permit iron cores to be automatically and accurately cut in accordance with the data stored in the memory. CONSTITUTION: A method comprises a step of mounting a core(20) on a table(10); a step of conveying the core mounted on the table to the cut position by a stopper(22); a step of arranging a servo motor(30) and a lead screw(24) in such a manner that the stopper moves in a linear manner; a step of cutting the core by using cutting blades(16a,16b); a step of sensing the elevating motion of the cutting blades and generating signals indicating whether the core is cut or not; and a step of controlling the motion of the stopper by controlling the operation of the servo motor in such a manner that the core is cut by the data stored in the memory of a micro computer(50).
Patent KR-20040020493-A (KR)
Title: Method for neutralization of slag leachate
Inventor: KIM DAE YEONG
IPC: C02F1/66
Filed: 2002-08-30
Abstract: PURPOSE: Provided is a method for neutralizing alkali leachate eluted from slag using sludge generated from an acid recovery process of iron works, thereby reducing chemical cost of neutralization. CONSTITUTION: The method comprises the steps of (a) feeding sludge generated from an acid recovery process of iron works as byproducts into an area where strong alkali leachate is produced as slag comes into contact with water, and (b) mixing the sludge with the alkali leachate, wherein the sludge is fed to the alkali leachate by 40 to 60 wt.% when grain size of the slag is no greater than 0.2 mm, by 20 to 25 wt.% when it is in the range of 0.2 to 2 mm, by 10 to 11 wt.% when it is in the range of 2 to 2.5 mm, and by 1 to 2 wt.% when it is no less than 5.6 mm.
Patent KR-20030024574-A (KR)
Title: Grader connecting structure for tractor
Inventor: JIN RYANG GYU
IPC: E02F3/36
Filed: 2002-09-04
Abstract: PURPOSE: A grader connector for a tractor is provided not to transfer an impact caused by advancing to a car body and to use conveniently by connecting a grader to a tractor rapidly. CONSTITUTION: The grader connector for a tractor comprises: a horizontal frame(110) formed with horizontal members(111) and vertical members(112), and provided with a vertical end(113) to connect a rod(132) of a main cylinder(131) extended from a tractor and right, left vertical bars(114) having a connecting pin(115) to fit to right, left fitting pieces of the tractor; and a vertical frame(120) formed with horizontal members(121) and vertical members(122), and provided with an intermediate member(123) to connect a rod(143) of a hydraulic cylinder(142) for moving a grader from side to side and a center connector(125) to connect a center hinge part(141) of a grader(140).
Patent KR-20040023136-A (KR)
Title: Methode for using alphanumeric changing key in mobile phone
Inventor: BAE GI SEONG
IPC: H04B1/40
Filed: 2002-09-10
Abstract: PURPOSE: A method for using a number/text conversion key in a mobile communication terminal is provided to easily retrieve a telephone number or transmit a short message by the number/text conversion key. CONSTITUTION: A control unit alternates number and text input modes on the basis of the input of a number/text conversion key(402). If a user inputs a message including at least one number and text, the control unit stores the inputted message in a memory(404). The control unit sets the message stored in the memory as a message corresponding to a selected function on the basis of the terminal function selection of the user(406,408). The control unit performs the selected function(410).
Patent KR-20030027843-A (KR)
Title: Method of ion implantation for achieving desired dopant concentration
Inventor: LAYMAN PAUL ARTHUR
IPC: H01L27/092
Filed: 2002-09-28
Abstract: PURPOSE: An ion implantation method for realizing a desired dopant concentration is provided to be capable of controlling final MOSFET threshold voltage value by selecting the adequate line-width. CONSTITUTION: A substrate(200) underlies an epitaxially grown p- layer(202). Mask elements(204,206,208,210) are placed over the epitaxial layer(202) and phosphorous or arsenic dopant ions are implanted into the epitaxial layer(202) in the open spaces between the mask elements(204,206,208,210). A layer of photoresist, silicon nitride, silicon dioxide or other material that is partially transmissive to the ions to be implanted through the mask element is formed over the epitaxial layer(202). A mask element having a plurality of different-width lines is created, and the mask is used to pattern the layer such that a line is located proximate each of n-type wells.
Patent KR-20040029578-A (KR)
Title: A device for cleaning wafer by a megasonic cleaner
Inventor: PARK JEONG HUN
IPC: H01L21/304
Filed: 2002-10-01
Abstract: PURPOSE: A wafer cleaning apparatus using an ultrasonic cleaner is provided to reduce the time for wafer cleaning process by removing particles from wafers and a wafer block without demounting the wafers in a wafer fabrication process. CONSTITUTION: A wafer cleaning apparatus using an ultrasonic cleaner includes a wafer block transfer bath(110), an ultrasonic cleaner(120), an ultrasonic cleaner supporter(130), a plurality of straight rails(131-1,131-2), and a driving part. The wafer block transfer bath(110) includes a conveyer to transfer or stop a wafer block for mounting a plurality of wafers. The ultrasonic cleaner(120) includes a body, an ultrasonic generator, a cleaning solution inlet, and a rail coupling part. The ultrasonic cleaner supporter(130) is used for supporting the ultrasonic cleaner and moving straightly the ultrasonic cleaner. The straight rails(131-1,131-2) are combined with the rail coupling part of the ultrasonic cleaner. The driving part drives the ultrasonic cleaner in order to move the ultrasonic cleaner on the straight rails(131-1,131-2).
Patent KR-20030031842-A (KR)
Title: LCD device having pillar spacers in a cell gap receiving liquid crystal
Inventor: SASAKI TAKESHI
IPC: G02F1/1335
Filed: 2002-10-10
Abstract: PURPOSE: To provide a liquid crystal display device wherein a columnar spacer having satisfactory elastic force and efficiently following a cell gap changed by expansion/contraction of a liquid crystal when temperature is changed is formed and the defect of display abnormality liable to occur when the cell gap is locally expanded at high temperature can be prevented. CONSTITUTION: The liquid crystal display device is provided with a color filter substrate 11 and a TFT substrate 12 mutually opposed to each other at a prescribed interval and a columnar spacer 20 formed between the substrates 11 and 12 and an organic interlayer insulating film 39 is formed on the surface opposed to the color filter substrate 11 of the TFT substrate 12. The part to be abutted on the columnar spacer 20 of the organic interlayer insulating film 39 is removed in this liquid crystal display device.