baber/WOPTO huggingface dataset:
Patent KR-20040004173-A (KR)
Title: Multilayered circuit board forming method and multilayered circuit board
Inventor: NISHIKAWA KAZUHIRO
IPC: H05K3/46
Filed: 2003-07-04
Abstract: PURPOSE: A multilayered circuit board forming method and a multilayered circuit board are provided to remove irregularities of the surface of each circuit board by improving the dimensional accuracy of circuit boards layered with each other and the positional accuracy thereamong. CONSTITUTION: A first circuit(12a) is formed on an insulating board(11a) with a conductor. The first circuit is embedded in the insulating board so as to have a predetermined surface flatness and a predetermined parallelism. A pilot hole(15,20) for a via hole(4) is masked at a part of the surface of the first circuit. An insulating material(11b) is applied as a layer to the surface except a mask(14). The surface of the insulating material layer is flattened so as to have the predetermined surface flatness and the predetermined parallelism. The mask is removed.
Patent KR-20050005890-A (KR)
Inventor: KIM NAM JUNG
IPC: C08G18/83
Filed: 2003-07-07
Abstract: PURPOSE: Provided is an aqueous polyurethane resin for coating, which has excellent water resistance, bending resistance, water-dispersion stability and solvent resistance, and thus is suitable for the preparation of one-part polyurethane resin coating. CONSTITUTION: The aqueous polyurethane resin for coating is prepared by the method comprising the steps of: reacting a polyol, diisocyanate, polyether having a primary hydroxyl group at one end of the molecule and low-molecular weight diol in the presence of a catalyst to form a prepolymer; dissolving the prepolymer completely in an organic solvent; reacting the solution with a diol and/or diamine having a hydrophilic group; neutralizing the reaction mixture with a neutralizing agent; adding water as a disperse medium thereto to provide water dispersion; adding a chain extender to the water dispersion to perform chain extension; and then removing the organic solvent from the reaction mixture. In the method, NCO/OH ratio is 1.1-3.0 and the content of the diol and/or diamine is 2-8 wt% based on the solid content of the final aqueous polyurethane polymer.
Patent KR-20030063323-A (KR)
Inventor: SON SUN SEOK
IPC: F23G7/05
Filed: 2003-07-12
Abstract: PURPOSE: A stove for burning waste oil is provided to completely burn the waste oil by pulverizing and burning the waste oil and extending the stay of the waste oil. CONSTITUTION: An air injection nozzle(1) is installed in a combustion chamber(6), and supplies air to the combustion chamber. The air injection nozzle is connected to a blowing unit(9), and includes a tube(2) and a trumpet-shaped tube(3). Air injection holes(10) are spirally formed at the tube so that the air flows together in the combustion chamber. A waste oil combustion plate(4) has grooves at which the waste oil stays. Radiating pins(5) are integrally connected to the outer wall of the combustion chamber, and radiates heat.
Patent KR-20050009529-A (KR)
Inventor: SONG BYEUNG SOO
IPC: H01L21/28
Filed: 2003-07-16
Abstract: PURPOSE: A method for forming a contact and a metal interconnection in a process of 0.13 micrometer or lower is provided to improve yield and reduce a cell size by guaranteeing a process margin while performing a copper interconnection process more stably. CONSTITUTION: An isolation is formed on a silicon substrate(100). A gate structure(102) including a gate oxide layer and a gate poly is formed. After an ILD(interlayer dielectric)(106) is formed, a planarization process is performed. A contact(108) is formed on the gate structure to perform a metal interconnection process on the gate structure. After a Ta layer(110) is formed, the Ta layer is patterned by using an M1 mask on the contact. The first capping layer(112), an IMD(intermetal dielectric)(114) and the second capping layer are sequentially formed on the Ta layer to form a metal by a damascene method. A contact hole is formed by using a contact mask. A metal trench etch process is performed to form a metal. A barrier layer is formed by using a Ta/TaN layer to bury the space formed by the contact etch process and the metal trench etch process so that the metal interconnection is formed. A metal layer made of copper is deposited to form a metal. A planarization process is performed to isolate a metal line.
Patent KR-20030091838-A (KR)
Inventor: KIM HEUNG RYONG
IPC: E04F13/02
Filed: 2003-07-29
Abstract: PURPOSE: A far-infrared ray-emitting chamber construction method using germanium and seaweeds and a construction member using the germanium and seaweeds are provided to emit far-infrared rays while minimizing emission of poisonous matters. CONSTITUTION: A far-infrared ray-emitting chamber construction method using germanium and seaweeds comprises steps of laying a heat pipe on the ground, with leaving proper space and covering germanium gravel and sand between pipes to a predetermined level, to make a germanium gravel/sand layer(S31); powdering germanium(S32), making a seaweed-adhesive solution, with an adhesive seaweed and water(S33), and mixing the powdered germanium and the seaweed-adhesive solution, to make germanium mortar(S34,S35); covering the germanium gravel/sand layer with the germanium mortar, to construct a bottom surface; and constructing a wall surface with the germanium mortar.
Patent KR-20050020318-A (KR)
Inventor: HYUN WOONG KEUN
IPC: G01J1/04
Filed: 2003-08-22
Abstract: PURPOSE: An intelligent sun tracking sensor module and controller for correcting error signals are provided to cope with sensor errors by dividing sensors into large range sensors and small range sensors. CONSTITUTION: An intelligent sun tracking sensor module and controller for correcting error signals includes a motor driving part(4), a large range sensor(1), a small range sensor(2), a blocking film(3) for tracking the large range sensor(1), and a sunbeam introduction tube(6). The small range sensor(2) includes an introduction tube(5) for tracking the small range sensor. The controller processes signals obtained from four large range sensors and four small range sensors. The motor driving part(4) rotates according to signals processed through the controller. A sensor modeling processor performs sampling for values of sensors normally operating in a sunbeam detection sensor.
Patent KR-20040018211-A (KR)
Inventor: BRORSON MICHAEL
IPC: C01G47/00
Filed: 2003-08-22
Abstract: PURPOSE: A material rhenium(IV) sulphide in the polymorphic form of nanotubes and a method for preparation of this material are provided. CONSTITUTION: The rhenium(IV) sulphide (ReS2) nanotube material comprises hollow cylinders of concentric rhenium(IV) sulphide layers, wherein the ReS2 interlayer distance is 0.5-0.7 nm, and each ReS2 layer consists of a layer of rhenium atoms sandwiched between two layers of sulphur atoms, wherein the inner diameter of the nanotube is 2-500 nm, wherein the rhenium(IV) sulphide nanotube material contains 1-50 concentric layers, and wherein the rhenium(IV) sulphide nanotube material comprises a nanotube template material. The method for the preparation of rhenium(IV) sulphide nanotube material comprises the steps of (a) providing a nanotube template material, (b) impregnating the template material with a rhenium-containing solution, (c) drying the impregnated template material, and (d) treating the dried material from step (c) with a sulfiding agent.
Patent KR-20050023843-A (KR)
Inventor: YI JUNG HUI
IPC: H01L21/68
Filed: 2003-09-03
Abstract: PURPOSE: An apparatus for transferring a wafer is provided to guide a wafer placed unstably due to the moving speed to a wafer loading area by forming protrusions on the blade surface of a robot arm. CONSTITUTION: An apparatus for transferring a wafer includes a wafer loading surface and a plurality of protrusions. The wafer loading area is formed on the upper surface of a blade. At least one of protrusion is formed on the upper surface of the blade for guiding a wafer to a wafer loading area. Six of the protrusions are formed around the wafer loading area. The plurality of protrusions are made of the same material as the blade. The plurality of protrusions are made of ceramics.
Patent KR-20050024760-A (KR)
Inventor: YI SANG KUG
IPC: H04W52/02
Filed: 2003-09-03
Abstract: PURPOSE: A method and an apparatus for reducing power of a WLAN(Wireless LAN) system are provided to reduce power consumption of a station and thus improve a voice call communication time by effectively setting a doze/active mode of a station in call communication. CONSTITUTION: A storing unit(14) stores a PS-polling list table(14a). A wireless Interface unit(11) interfaces to allow a WLAN AP(Access Point)(10) to wirelessly communicate with each station through a wireless LAN. A wired interface unit(12) interfaces to allow the AP(10) to transmit/receive a frame through a wired network. A buffer(15) temporarily stores the frame that the WLAN AP(10) has received. The storing unit(14) stores operation information of the WLAN AP and IP address information assigned to perform wired/wireless communication. The PS-polling list table(14a) of the storing unit(14) has number information, address information and time slot time information of each station currently managed by the WLAN AP(10). A controller(13) generates a beacon message and transmits to each station, allocates a time slot to a station which receives a frame and exchanges the frame with the station during the time slot. A time slot processor(13a) of the controller(13) allocates a time slot to each station currently managed by the WLAN AP(10).
Patent KR-20050024909-A (KR)
Inventor: KIM JANG SHIN
IPC: H04B7/26
Filed: 2003-09-05
Abstract: PURPOSE: A method and an apparatus for guiding a road by using a GPS mobile terminal and an AV system are provided to reduce capacity of a memory required for providing load guide information by storing map data of each section in the memory. CONSTITUTION: A calculating unit stores map data of a section set by using a mobile terminal in a memory and updates the map data at every certain time(S205). The calculating unit checks whether a GPS signal is detected(S210). When a GPS signal is detected, the calculating unit provides a road guide service based on road guide information received from the mobile terminal(S215). If no GPS signal is detected, the calculating unit provides road guide information based on a signal of a gyro sensor, a signal of a car speed sensor and map data of each section stored in the memory(S220).
Patent KR-20050025384-A (KR)
Title: Waveguide photodetector
Inventor: BAEK YONG SOON
IPC: G02B6/122
Filed: 2003-09-06
Abstract: A waveguide photodetector is provided to reduce trapping of carriers due to a bandgap difference between two materials by reducing a difference of refractive indexes between absorption and cladding layers. An n-cladding layer(43), a non-doped spacer(41), an absorption layer(40), and a p-cladding layer(42) are formed on a substrate(44). The portions of the p-cladding layer, the absorption layer, and the spacer are etched by a preset thickness. The etching thickness is adjusted so that a central axis of a guided light is aligned with a central axis of the absorption layer. A bandgap of the spacer layer is larger than that of the absorption layer and equal to or smaller than that of the n-cladding layer. A refractive ratio of the spacer layer is similar to that of the absorption layer and equal to or larger than that of the n-cladding layer.
Patent KR-20050026233-A (KR)
Title: Apparatus for annealing stainless steel material and method for the same
Inventor: CHOI JIN LIM
IPC: C21D1/62
Filed: 2003-09-09
Abstract: To provide an apparatus and a method for solution treatment of stainless steel, wherein temperature of cooling water is always uniformly maintained regardless of temperature change of external air, heat capacity of an object to be heated and moving speed of the object so as to accomplish a prescribed uniform heat treatment effect. In a solution treatment apparatus comprising a heating part for heating stainless steel(70), and a rapid cooling system for rapidly cooling the stainless steel heated in the heating part, the apparatus for solution treatment of stainless steel is characterized in that the rapid cooling system comprises a cooling chamber(30) in which an inner chamber(31) is installed such that stainless steel passes through the inner chamber, and cooling water(10) is filled in a space between the cooling chamber and the inner chamber; a heat exchange tank(20) in which a heat exchange coil(21) is installed to cool cooling water circulated from the cooling chamber; and a freezer(80) for supplying refrigerant into the heat exchange coil so that refrigerant is circulated through the heat exchange coil, wherein the rapid cooling system further comprises a temperature sensor(40) for sensing temperature of cooling water in the cooling chamber, and a control part(50) for determining on/off of the freezer according to sensed temperature of the cooling chamber.
Patent KR-20050029062-A (KR)
Title: Stone automatic cutting machine of plate from
Inventor: LEE YANG BUM
IPC: B28D1/04
Filed: 2003-09-20
Abstract: To provide an automatic stone cutting machine for automatically cutting plate shaped stone by stably and freely moving a circular cutter that is automatically moved by a timing belt along a pair of transfer rails. The automatic stone cutting machine comprises a support(12) which is installed on an upper part of a frame(10) for supporting stone, and on one side of which a cutting guide groove(14) is formed; a pair of transfer rails(20) laterally installed with being spaced from one another in a certain distance on auxiliary frames(111,112) projected upward from both ends of the support; a stone cutting means(30) which is installed such that the stone cutting means is moved along the transfer rails stably and freely and comprises a circular cutter(34) rotated by a first motor(32) to automatically cut stone put on the support as the circular cutter is being moved along the cutting guide groove; a transfer means(40) integrally fixed to the stone cutting means, the transfer means comprising a timing belt(42) rotated with being wound around a first timing belt pulley(44) installed at both sides of the auxiliary frames and a second timing belt pulley(45) rotated by power transmitted from a second motor, wherein the second timing belt pulley is installed by a spring elastically relative to a driving plate installed on a shaft of the second motor, and inclined supporting projections for transmission of driving force are formed on the lower surface of the second timing belt pulley and the upper surface of the driving plate respectively such that they face each other; and an operation element for operating lifting and lowering of the timing belt so that artificial withdrawal operation of the timing belt is possible even when the second motor is not stopped by artificially controlling power of the second timing belt pulley from the driving plate installed on the shaft of the second motor.
Patent KR-20040027380-A (KR)
Inventor: DARLINGTON JR JERALD W
IPC: C08F2/00
Filed: 2003-09-24
Abstract: PURPOSE: A polymer-containing sheet material, its preparation method and a product useful for adsorbing an organic pollutant from water are provided, to prevent the deterioration of a barrier property and the decrease of solid part by allowing a monomer to be polymerized after buried in a substrate completely. CONSTITUTION: The method comprises the steps of contacting a liquid-absorbing material or a material used in the preparation of a liquid-absorbing material with a polymerization initiator or a polymerization catalyst in an amount sufficient for initiating the polymerization of a polymerizable monomer added later to produce a polymerization initiation sheet material; burying a polymerization solution containing a polymerizable monomer in at least some part of the thickness of the polymerization initiation sheet material to initiate the polymerization of the monomers by the close contact with the polymerization catalyst or the polymerization initiator; and polymerizing the monomers to fix the obtained polymer to the sheet material. Preferably the polymerization solution contains a crosslinking agent but contains no polymerization catalyst or polymerization initiator.
Patent KR-20050030069-A (KR)
Title: Method and apparatus for call simulator in fiber loop carrier
Inventor: CHOI JANG MIN
IPC: H04L12/26
Filed: 2003-09-24
Abstract: A method and an apparatus for a call simulator in an FLC(Fiber Loop Carrier) are provided to virtually connect a call to ports of each subscriber board embedded in an FLC, so as to conduct a call simulating process for the ports without using another simulator or a telephone, thereby minimizing a maintenance cost of the FLC. A call simulating module(21a) sets a receiving telephone number such that each port can virtually connect a call in order to conduct a call simulating process for each port of each subscriber board, when a call simulating mode is set, and generates a virtual call connection request signal. When the call is virtually connected to each port, the call simulating module(21a) outputs the results. C-trunk units(22) transmit the virtual call connection request signal to an external exchange(10), and connect each port with the call according to a control signal of the external change(10).
Patent KR-20050031023-A (KR)
Title: Device for preventing compressor from liquid compression in air conditioning system
Inventor: MOON JUNG HOON
IPC: F25B43/00
Filed: 2003-09-27
Abstract: A device for preventing liquid compression of a compressor in an air conditioning system is provided to completely vaporize a refrigerant sent back to a compressor from an evaporator, thereby preventing damage of the compressor due to liquid compression. A valve(60) is installed between a first pipe(P1) connected from a compressor(10) to a condenser(20) and a second pipe(P2) connected from an evaporator(40) to the compressor. The valve is opened and shut to supply a part of refrigerant gas of high pressure of the first pipe inside to the second pipe. A pressure switch(70) is installed at an outlet side of the evaporator of the second pipe for sensing a refrigerant pressure of the second pipe inside. If the refrigerant is in a liquid refrigerant state, the pressure switch opens the valve.
Patent KR-20050031336-A (KR)
Title: Mobile phone having camera lens assembly
Inventor: KIM JAE WOOK
IPC: H04B1/38
Filed: 2003-09-29
Abstract: A portable terminal having a camera lens assembly is provided to generate a rotation sound when a camera lens is rotated in the portable terminal, and easily adjust a rotation angle of the camera lens by stopping the rotation of the camera lens at a uniform angle whenever the camera lens is rotated. The first and second center hinge arms(31,32) are disposed in a hinge axis direction of one side of a folder(20). A camera lens assembly(100) is composed between the first and second center hinge arms(31,32). A tick torque pole is formed in a certain position of a side of the camera lens assembly(100). A tick torque part(300) is combined to a side of the first and second center hinge arm(31,32), and is provided in a position corresponding to the tick torque pole. The tick torque part(300) generates a rotation sound and simultaneously adjusts a rotation angle according to the rotation of the camera lens assembly(100).
Patent KR-20040030366-A (KR)
Inventor: REDDY GAUTAM G
IPC: H04L12/56
Filed: 2003-10-01
Abstract: PURPOSE: A wireless communication system having a WTRU(Wireless Transmit/Receive Unit) peer-to-peer communication control function is provided to effectively assign network resources while maintaining a desired wireless signal quality for individual communication. CONSTITUTION: The first user(31) acts according to the first WTRU(33). The WTRU(33) is connected to a wireless communication network(27) through a base station(25). The WTRU(33) transmits or receives an RF signal to or from the base station(25) via an antenna(34). The second user(35) acts according to the second WTRU(37). The WTRU(37) is connected to the wireless communication network(27) through a signal transmitted/received by an antenna(39). Since the WTRUs(33,37) have WLAN modems and telephone network interfaces, the users(31,35) can communicate with each other by using a peer-to-peer communication(40) or the wireless communication network(27).
Patent KR-20050033297-A (KR)
Title: Apparatus and method for compensating gamma of video display device
Inventor: SON KYUNG HO
IPC: H04N5/202
Filed: 2003-10-06
Abstract: An apparatus and a method for correcting a gamma of a video display device are provided to realize optimal gamma correction regardless of linear and curved intervals of a gamma curve. A video display processor(21) displays a video signal on a screen. An LCD(Liquid Crystal Display) processor(22) performs gamma correction of the video signal applied from the video display processor by using gamma correction data inputted from the outside. A memory part(24) stores an RGB(Red,Green,Blue) lookup table for the gamma correction. A contrast measurement part(11) measures contrast of an image displayed on an LCD(23). An adjustment part(12) compares a contrast value measured by the contrast measurement part with a set value and then varies the lookup table in the memory part based on difference between the values. A control part(25) calculates a variable of a curve function or a linear function that corresponds to an interval of a gamma correction by using a value obtained by dividing maximum contrast in equal parts and thereby completes the functions. The control part calculates gamma correction data of the whole intervals of a contrast level by using the functions.
Patent KR-20050034323-A (KR)
Inventor: SEOL JIN YOUNG
IPC: H04L12/66
Filed: 2003-10-09
Abstract: 가입자가 선택한 사진 혹은 동영상을 배영으로 안내방송을 청취할 수 있는 아이피망에서의 멀티미디어 안내 방송 서비스를 위한 장치에 있어서,  
     콘텐츠 공급 서버와 연동하여 가입자가 선택한 화상(아바타, 사진, 영상)등을 저장하는 화상 저장부와 상기 가입자가 저장한 음성 안내 방송과 화상 데이터를 단말에 재생 및 전송하는 안내 방송 제공부와 교환기와 호 제어 및 가입자 데이터 베이스/화상 코드, 각 케이스별 음성 안내 방송 코드 관리 기능의 제어부와 특정장비와의 연동기능을 담당하는 인터페이스부로 구성되는 것을 특징으로 하는 아이피망에서의 멀티미디어 안내 방송 서비스 장치에 관한 것이다.
Patent KR-20050034974-A (KR)
Inventor: NISHIHIRA TAKASHI
IPC: A61B3/028
Filed: 2003-10-10
Abstract: 실제의 장치에 가까운 기능을 갖고, 컴퓨터의 기능성을 구비하며, 많은 사람이 보다 편하게 혼자서 언제라도 쉽게 이용할 수 있는, 입체영상에 의해 시각능력을 측정하고 훈련하는 방법과 장치를 제공한다. 
     전자식 표시화면에 좌우의 눈에 대응한 좌안용 영상과 우안용 영상을 교대로 표시하고, 안경을 통해 이들 영상을 각각 보는 것에 의해, 관찰자가 상기 화면을 기준으로 하여 먼 곳과 상기 화면으로부터 튀어나오는 가까운 곳으로 이루어지는 입체영상을 인식하는 입체영상표시장치를 사용한다. 화면의 먼곳으로부터 작은 점과 같은 구체가 좌우로 선회하면서 가까운 곳으로 근접해와서 차츰 커지고, 결국에는 화면에서 튀어나와, 선회하면서 피험자의 눈앞에까지 다가오도록 표시한다.  구체에 그려진 C자형  마크의 끊어져 있는 방향을 또는 숫자나 문자를 관찰자에게 시각인식후에 회답시키고, 회답결과를 평가한다.
Patent KR-20050037639-A (KR)
Inventor: JUNG YUN KWON
IPC: H01J17/49
Filed: 2003-10-20
Abstract: 본 발명은 플라즈마 디스플레이 패널의 에너지 회수장치에 관한 것이다.  
     이 에너지 회수장치는 패널 캐패시터와; 인덕터에 충전되는 에너지를 이용하여 상기 패널 캐패시터를 충전시키고 상기 패널 캐패시터로부터 상기 에너지를 회수함과 아울러 상기 패널 캐패시터의 전위가 일정하게 유지되게 하는 클램핑 전압을 상기 패널 캐패시터에 공급하는 에너지 회수회로와; 상기 인덕터의 전류가 최대에서 제로보다 높은 전류레벨까지 방전되는 기간 이내에 상기 클램핑 전압이 상기 패널 캐패시터에 공급되도록 상기 에너지 회수회로를 제어하는 제어기를 구비한다.