baber/WOPTO huggingface dataset:
Patent KR-20010105377-A (KR)
Title: Electronic apparatus
IPC: G07F9/02
Filed: 2000-03-06
Abstract: Electronic apparatus incorporating a loudspeaker, wherein the loudspeaker comprises a bending wave panel member having a user-accessible surface, an electro-acoustic vibration exciter on the panel member to introduce bending wave energy into the panel member in response to an electrical signal applied thereto, and at least one touch sensitive area on or associated with the said user-accessible surface and responsive to user contact.
Patent KR-20010104382-A (KR)
Title: Hydrophilic macromolecular compounds
IPC: C08F4/00
Filed: 2000-03-16
Abstract: The invention relates to macromolecular hydrophilic photocrosslinkers having polymeric backbones of substituted ethylene groups carrying photoactive groups. The photocrosslinkers are capable of producing, when being exposed to light of determined wavelengths above 305 nm, radicals which are retained on the macromolecular photocrosslinkers and reacting so as to accomplish a crosslinked network structure. The invention further relates to the preparation of photocrosslinkers, their use in different aqueous systems and their utility in production of medical devices including ophthalmic lenses.
Patent KR-20020019009-A (KR)
Title: Thermosetting resin compositions comprising cross-linked reactive microparticles with improved mechanical strength
IPC: C08F2/12
Filed: 2000-03-24
Abstract: The invention relates to thermosetting compositions, in particular coating or molding compositions, comprising crosslinked polymer microparticles with a size ranging from 10 to 300 nm and carrying at least one reactive functional group which can react with at least one of the reactive components of the thermosetting composition. Preferably, these microparticles carry at least one second reactive functional group distinct from the first which can react with at least one other functional group of the same type carried by another microparticle and/or by a reactive component of the thermosetting composition. These microparticles are at least partially soluble, miscible and/or dispersible in the starting thermosetting composition. The preferred thermosetting compositions are based on resins of epoxy/amine type or on unsaturated polyester resins and/or on vinyl ester resins.The coatings or molded items obtained exhibit very good mechanical, thermal and chemical strength resulting from the presence of these microparticles.
Patent KR-20020026420-A (KR)
Title: 초음파의 고속 레이저 검출용 장치 및 방법
IPC: G02B27/28
Filed: 2000-06-23
Abstract: 본 발명은 레이저광 증폭용 시스템 및 방법에 관한 것으로, 저증폭 시드 레이저광 신호로서 레이저광원으로부터 방출된 레이저광의 증폭을 제공한다.  저증폭 시드 레이저광 신호는 증폭 컴포넌트에 전달된다.  증폭 컴포넌트는 증폭된 레이저광 신호를 발생시키기 위해 펌핑 다이오드에 의해 제공된 반전 분포의 방출을 시뮬레이팅함으로써 저증폭 시드 레이저광 신호를 증폭한다.  이러한 시스템 및 방법은 증폭된 레이저광 신호를 출력 수신지로 지향한다.  본 발명의 따른 결과로서 재료의 비파괴 레이저 초음파 테스트를 포함한 여러 사용에 대해 높은 펄스율, 개선된 포인팅 안정성 및 선택적으로 가변하는 펄스율을 제공하며 동작하는 시스템 및 방법이 제공된다.
Patent KR-20030062049-A (KR)
Title: Method to improve wear resistance and toughness of coated cutting tools
Inventor: BAE SANG IL
IPC: A63B65/12
Filed: 2002-01-16
Abstract: PURPOSE: A cutting tool capable of extending life cycle of the tool by improving wear resistance and toughness at the same time by optimizing TiBCxNy (x+y≒1, B: 0.01 to 1 vol.%) coating conditions. CONSTITUTION: In a hard metal surface coated cutting tool in which a hard coating layer comprising a compound layer formed from one or more layers selected from titanium carbide layer, titanium carbonitride layer, titanium oxide layer, titanium nitrate layer and titanium carbonitrite layer having average thickness of 0.1 to 5 μm and granular crystal structure, TiBCN layer having columnar crystal structure and granular crystal structure of 2 to 15 μm and aluminum oxide layer having average thickness of 0.5 to 8 μm and granular crystal structure is chemically or physically deposited to the total average thickness layer of 3 to 25 μm on the surface of tungsten carbide based hard metal base metal, the hard metal surface coated cutting tool is characterized in that the TiBCN layer has film thickness directional concentration gradients of B, C and N in which Y is 0.05 to 0.35, B is 0.08 to 1 vol.% in the upper surface part, and Y is 0.65 to 0.95, B is 0 to 0.08 vol.% in the lower surface part as atomic ratio, and the TiBCN layer has concentration gradients in which concentration of B, C and N is not changed in step or changed in step when representing the TiBCN layer having dendrite structure and granular crystal structure composing the hard coating layer in the following composition formula of the upper and lower surface parts: TiBCxNy (x+y≒1, B: 0.01 to 1 vol.%).
Patent KR-20030065048-A (KR)
Title: Packet transmission method and apparatus in the network having dynamic bandwidth of external link
Inventor: LEE JIN YEONG
IPC: H04L47/52
Filed: 2002-01-29
Abstract: PURPOSE: A method and an apparatus for transmitting a packet in a network in which the bandwidth of an external link is dynamic are provided to prevent the quality degradation of an external network service according to the change of an available bandwidth of the external link by assuring the tone quality of a VoIP(Voice over Internet Protocol) and transmitting the packet to the external link in consideration of the available bandwidth of the external link and the characteristics of all application. CONSTITUTION: A plurality of terminals(110-1 to 110-n) connect to an office network(100), and transmit an approval request packet. If a response packet about the approval request packet is received, the terminals(110-1 to 110-n) extract priority information included in the response packet, and transmit a packet in which priority information is added. If the approval request packet is received from one terminal among the terminals(110-1 to 110-n), an IAD(Integrated Access Device)(120) transmits the response packet, including priority information invested according to an application and a user characteristic with reference to the available bandwidth of the external link(130) and use approval control information about the available bandwidth, to the terminal. If a packet except for the approval request packet is received from at least one terminal among the terminals(110-1 to 110-n), the IAD(120) schedules the received packet with reference to the available bandwidth of the external link(130) and use approval control information, and interfaces between the terminal and the external link(130) so that the received packet is transmitted to the external link(130) according to the schedule.
Patent KR-20020064193-A (KR)
Inventor: FUKUDA HIROSHI
IPC: B22F3/11
Filed: 2002-01-31
Abstract: PURPOSE: To provide a method of manufacturing a sintered substrate for an alkaline battery having sufficient strength while keeping high porosity. CONSTITUTION: A positive electrode 1 is manufactured by coating a surface of a punching metal 10 composed of Ni-plated Fe core member with a slurry including Ni particles 120 and particles coated with Ni, and then sintering the same to eliminate the particles. Whereby a part having a comparatively weak strength of a Ni skeleton is selectively thickened by a Ni film 110a to be strengthened.
Patent KR-20020070138-A (KR)
Inventor: OKAMURA MASAHIKO
IPC: D05B19/12
Filed: 2002-02-27
Abstract: PURPOSE: To provide a sewing device capable of efficiently setting a value of a desired sewing parameter. CONSTITUTION: Image data Pmn of a sewing object when sewed by changing a value of the sewing parameter such as a sewing shape is stored in a nonvolatile memory 25 in response to respective values of the sewing parameter. When selecting desired image data by reading out the image data, the values Amn to Imn of the sewing parameter stored in response to the selected image data are automatically set to a sewing parameter for sewing the sewing object. Since such constitution can automatically set the values of the sewing parameter capable of realizing sewing of a displaying sample image, the sewing parameter for desired sewing can be easily set.
Patent KR-20020070830-A (KR)
Inventor: MIYAKE YUKINORI
IPC: G02B6/38
Filed: 2002-02-27
Abstract: PURPOSE: To reduce the number of parts and the assembly man-hour, to reduce the manufacturing cost, and to improve the dimensional precision and the yield of products. CONSTITUTION: In the optical connector part 31 equipped with a ferrule 2 for housing the end of the coated optical fiber of an optical cable, a flange 32 mounted on the outer periphery of the ferrule 2, and an integrally formed plug frame 33 for freely movably holding the ferrule 2 with the flange 32 mounted the flange 32 and the plug frame 33 are each provided with an engaging part 37, 50 for engaging with each other and the flange 32 has elasticity with which the diameter is reduced by a force in the inner radial direction imparting through the engaging parts 37, 50 when the ferrule 2 is inserted from the end of the plug frame 33, and by which the flange is returned to the original state before the insertion when the engaging parts 37, 50 are engaged with each other.
Patent KR-20030072856-A (KR)
Title: slide type drain sleeve for abreast wall
Inventor: HONG JAE CHOL
IPC: E02D29/02
Filed: 2002-03-07
Abstract: PURPOSE: An adjustable drainage sleeve for a retaining wall is provided to heighten work efficiency on installation for a retaining wall and to reduce the installation expenses for a retaining wall. CONSTITUTION: The adjustable drainage sleeve installed in a retailing wall installed on the lower end of an open-cut area comprises upper and lower sleeve bodies(1,2) provided with joints(11,21) connected to drainage holes(14,24) having filters(13,23), a lower sleeve(22) fitted to the joint(21) of the lower sleeve body(2), and an upper sleeve(12) whose one end is fitted to the joint(11) of the upper sleeve body(1) and the other end is overlapped with the lower sleeve(22) partially and fitted to be slidable.
Patent KR-20030078492-A (KR)
Title: Toothbrush
Inventor: PARK SEOL
IPC: A46B15/00
Filed: 2002-03-29
Abstract: PURPOSE: A multipurpose functional teethridge massage appliance is provided to achieve mouth cleaning and whitening effects, and to restrict the invasion of bacteria into the mouth while preventing various dental diseases. CONSTITUTION: The multipurpose functional teethridge massage appliance comprises a bundle of soft synthetic resin threads provided at the upper end thereof, and a bundle of silicone threads provided at the opposite side of the synthetic resin thread bundle. The soft synthetic resin thread bundle serves to clean food dregs and plaque, and the silicone thread bundle serves to massage teeth and teethridge.
Patent KR-20030079267-A (KR)
Title: Beam index color tube television for minimizing the horizontal scan start zone
Inventor: KIM HYEONG GWON
IPC: H04N3/16
Filed: 2002-04-03
Abstract: PURPOSE: A beam index color cathode ray tube television with a minimized horizontal scanning beginning area is provided to reduce a horizontal scanning beginning area on a screen. CONSTITUTION: A horizontal beginning clock generating unit(61) operates in a blanking interval of a video signal based on a clock source. A viewable area clock generating unit(63) operates at a viewable area of the video signal based on an index signal. A viewable area discriminating unit(65) discriminates a viewable area of the video signal through horizontal and vertical blanking signals inputted from the outside. A clock switch(67) selects one of a signal generated from the horizontal beginning clock generating unit and a signal output from the viewable area discriminating unit for outputting the same to the horizontal beginning clock generating unit. The horizontal beginning clock generating unit outputs a clock signal controlled by a signal output from the clock switch to an index signal processor.
Patent KR-20030079591-A (KR)
Title: Device for mounting fan guide for microwave oven
Inventor: KANG HYEON GU
IPC: F24C15/20
Filed: 2002-04-04
Abstract: PURPOSE: An apparatus is provided to reduce the number of screws by using a single screw for mounting the fan guide on the back plate, while allowing the assembly work to be easily carried out. CONSTITUTION: An apparatus comprises a pair of hooks(52) formed at the rear surface of a fan guide; a pair of stopper holes(64) formed at a back plate(60) in such a manner that the hooks are inserted and get caught in the stopper holes; and a single screw(S) for coupling the back plate and the fan guide. The apparatus supports a blower fan mounted on the back plate which generates an air flow for heat radiation of an electrical component chamber.
Patent KR-20030081812-A (KR)
Title: Tire molding assembling apparatus
Inventor: KANG JEONG GU
IPC: B29D30/24
Filed: 2002-04-13
Abstract: PURPOSE: An apparatus for assembling breaker cross sectional assemblies composing the outer part of tires to assemble semi-finished products composing tires manufactured in respective processes in a certain shape is provided. CONSTITUTION: The assembling apparatus for molding tires comprises a supporting frame formed by being bent to various shapes; a power transmission shaft supported by bearing(23) so that the power transmission shaft is rotated by traversing the upper part of the supporting frame; a first driven pulley which rotates the power transmission shaft and assembled with being inserted into the power transmission shaft at the left end part of the power transmission shaft; first driving pulley connected to driving device to transmit power using V-belt connected to the first driven pulley; a body of revolution fixed to key groove formed on the right side of the power transmission shaft by key(27) and assembling bolt; a supporting shaft(21) assembled into both sides of the body of revolution so that two assembling drums for assembling the breaker cross sectional assemblies composing the outer part of tires are mounted on the supporting shaft(21); a rotation shaft(22) assembled by supporting of the bearing(23) and step ring(24) and lock nut(25) so that the rotation shaft(22) is rotated with the drums being assembled onto the supporting shaft(21); an air supply unit(26) which expands or contracts the drums and is assembled into the side end part of the supporting shaft(21); second driven pulley(40) assembled into an end of the rotation shaft(22) to rotate the rotation shaft(22); second driving pulley(50) assembled into the body of revolution to drive the second driven pulley(40) by V-belt; and assembling drums rotated alternately to an angle of 180 degrees by the driving device on the body of revolution and fixed by the key(27) and lock nut(25).
Patent KR-20030085186-A (KR)
Title: Electro-luminescence display panel and driving method thereof
Inventor: KIM SE DON
IPC: G09G3/30
Filed: 2002-04-29
Abstract: PURPOSE: An apparatus and a method for driving an electro-luminescence display device are provided to increase doubly or quadruply a period of light emission by forming two scan lines sharing one scan electrode to drive four scan lines each horizontal period. CONSTITUTION: An apparatus for driving an electro-luminescence display device includes a plurality of scan electrode lines(SS1-SSn/2), a plurality of data electrode lines(LD1-LDm), and a plurality of electro-luminescence cells. The scan electrode lines(SS1-SSn/2) are used for supplying scan pulses. The data electrode lines(LD1-LDm) are used for supplying data signals. A plurality of electro-luminescent cells are formed at each intersection between the scan electrode lines(SS1-SSn/2) and the data electrode lines(LD1-LDm). The scan electrode lines(SS1-SSn/2) is formed to share plural scan lines which are formed with the electro-luminescent cells. The electro-luminescence cells of the scan lines are connected to the different data electrode lines(LD1-LDm) from the data electrode lines(LD1-LDm) connected to the neighboring electro-luminescence cells.
Patent KR-20030087498-A (KR)
Title: Low Power Driving Circuit for Liquid Crystal Displays
Inventor: KWON O GYEONG
IPC: G09G3/36
Filed: 2002-05-10
Abstract: PURPOSE: A circuit for driving a low power consumption of a liquid crystal display is provided to reduce the power consumption by alternately charging and discharging the load due to the resonance between the capacitor and the inductor placed at the both ends of the inductor. CONSTITUTION: A circuit for driving a low power consumption of a liquid crystal display includes an energy recovery circuit provided with an inductor and a pair of capacitors. The circuit reduces the power consumption of the liquid crystal display by energy exchanging between the load capacitors connected to both ends of the energy recovery circuit and between the load capacitor and the storage capacitor. And, the energy exchange is stably and effectively performed by two capacitor among the energy recovery circuit.
Patent KR-20020059575-A (KR)
Inventor: KWON YEONG JAE
IPC: A23L17/50
Filed: 2002-05-16
Abstract: PURPOSE: A method for penetration of an effective material into cuttlefish meat within a short time without the reduction and destruction of nutrients using an ultrasonic wave distributor is provided which can produce a variety of cuttlefish products, together with a meat quality improving effect and a sterilizing effect. CONSTITUTION: An oscillator of an ultrasonic wave distributor is operated to irradiate an ultrasonic wave having a frequency between 20 to 28MHz, cavitation bubbles of 25,000 to 30,000 rounds per second are generated to penetrate an effective material such as Chinese herbal medicine extracts, preservatives, spices and other functional additives into cuttlefish meat for 10min. The strong ultrasonic wave causes softness and tenderization of the cuttlefish meat by increasing the activation of cells and absolute sterilization of fungus and bacteria.
Patent KR-20030090083-A (KR)
Title: Method for setting broadcast type in video receiver
Inventor: NA TAE JUN
IPC: H04N5/50
Filed: 2002-05-21
Abstract: PURPOSE: A method for setting a broadcasting type of a video receiving device is provided to easily change broadcasting type set without connecting a cable broadcasting receiving line to a video receiving device or operating an extra setting key of the video receiving device. CONSTITUTION: A video receiving device is turned on(S301). A tuner and intermediate frequency signal processor searches channels in response to a control signal for automatic channel setting, and transmits the search result to a central control unit(S302). The central control unit judges whether the number of the searched channels is more than the number of sky wave channels(S303). If less, a broadcasting type is set up as a sky wave broadcasting(S304). The tuner and intermediate frequency signal processor searches for channels having picture signals for transmitting information of the searched channels to the central control unit(S305). The central control unit stores the information of the searched channels(S308). An OSD(On Screen Demand) circuit sets up lowest channel information as subtitle information, and mixes the subtitle information with a video signal for transmitting the same to a CRT(Cathode Ray Tube)(S309). If the number of the searched channels is more than the number of sky wave channels, the central control unit sets the broadcasting type as a cable broadcasting, and transmits a control signal to the tuner and intermediate frequency signal processor(S306). The tuner and intermediate frequency signal processor transmits searches for channels having picture signals for transmitting information of the searched channels to the central control unit(S307).
Patent KR-20030090879-A (KR)
Title: Vertical double diffused mosfet and method of fabricating the same
Inventor: LEE SUN HAK
IPC: H01L29/78
Filed: 2002-05-22
Abstract: PURPOSE: A vertical double diffused metal oxide semiconductor(VDMOS) device is provided to decrease the resistance in a drift region by forming a well in a predetermined region of the drift region wherein the doping density of the well is relatively higher than that of the drift region. CONSTITUTION: A substrate(102) is prepared. The drift region(106) doped with low density impurities of the first conductivity type is formed on the substrate. A plurality of body regions(126) doped with impurities of the second conductivity type are formed in the drift region. A source region(130) doped with high density impurities of the first conductivity type is formed in the body region. A bulk region(136) doped with high density impurities of the second conductivity type is formed in the body region, adjacent to the source region. The well(110) of the first conductivity type is formed in the drift region, surrounding at least a part of the plurality of body region.
Patent KR-20030090881-A (KR)
Title: Method of forming SOI(Silicon-On-Insulator) semiconductor substrate and SOI semiconductor substrate formed there by
Inventor: BAE GEUM JONG
IPC: H01L21/76
Filed: 2002-05-22
Abstract: PURPOSE: A method for fabricating a silicon-on-insulator(SOI) semiconductor substrate is provided to prevent the impurities injected into a SOI layer from being diffused to a buried oxide layer or a semiconductor substrate by forming a diffusion barrier layer between the buried oxide layer and the SOI layer that are sequentially formed on the semiconductor substrate. CONSTITUTION: A porous silicon layer is formed on a support substrate. An epitaxial layer(105) and a diffusion barrier layer(115) are sequentially formed on the porous silicon layer. A buried oxide layer(155) is formed on a handle substrate(150). The diffusion barrier layer contacts the buried oxide layer and is bonded to the buried oxide layer. An etch process is performed on the support substrate with the diffusion barrier layer until the porous silicon layer is exposed. An etch process is performed on the porous silicon layer until the epitaxial layer is exposed. The diffusion barrier layer is made of an insulation layer whose impurities have low diffusivity as compared with the buried oxide layer. The epitaxial layer is the SOI layer.
Patent KR-20030091289-A (KR)
Title: Pre-compensation apparatus and method of node-b synchronization in time division duplexing wcdma system
Inventor: HWANG SEUNG O
IPC: H04B7/26
Filed: 2002-05-27
Abstract: PURPOSE: A pre-compensation apparatus for node B synchronization in a TDD(Time Division Duplexing) CDMA(Code Division Multiple Access) mobile communication system and a method therefor are provided to more efficiently acquire synchronization between nodes B in the mobile communication system using a TDD scheme. CONSTITUTION: A timing offset buffer(402) buffers successive timing offsets. A pre-compensation threshold register(404) stores a certain threshold value. A central processing unit(403) calculates a pre-compensation value by the timing offset from the timing offset buffer(402), and outputs the calculated pre-compensation value when the calculated pre-compensation value is greater than the certain threshold value from the pre-compensation threshold register(404).
Patent KR-20030091533-A (KR)
Title: MOS transistor having source/drain of triangle-type impurity doping profile and fabrication method thereof
Inventor: OH JEONG HUN
IPC: H01L29/78
Filed: 2002-05-28
Abstract: PURPOSE: A MOS(Metal Oxide Semiconductor) transistor having a triangle type impurity doped profile source/drain and a manufacturing method thereof are provided to be capable of restraining short channel effect. CONSTITUTION: A MOS transistor is provided with a plurality of gate stack patterns(21) formed at the upper portion of a substrate(11), and a triangle type source/drain region(33) aligned with both sidewalls of each gate stack pattern and formed at the inner portion of the substrate. Preferably, an oxide layer pattern(29a) is formed at both lower sidewalls of the gate stack pattern. At this time, the thickness of the oxide layer pattern is thinner and thinner from each sidewall of the gate stack pattern. Preferably, a nitride spacer(35) is formed at both upper sidewalls of the gate stack pattern.