baber/WOPTO huggingface dataset:
Patent KR-20030031036-A (KR)
Title: Earphone of cassette radio and device for conveniently keeping and using earphone line
Inventor: HUR CHAN GU
IPC: G11B33/12
Filed: 2003-03-05
Abstract: PURPOSE: An earphone of a cassette radio and a device for conveniently keeping and using earphone lines are provided to lead the earphone lines into a cassette radio by using a motor installed in the cassette radio, thereby keeping the earphone lines in the cassette radio conveniently. CONSTITUTION: In an earphone of a cassette radio, if an earphone grounding element(9) presses a supporting die, an upper part(29) of a switch presses a lower part(26) of the switch for connecting an earphone line contact point(24) with an earphone contact point part(27), so that earphone contact points(10,11) are respectively formed to the earphone grounding element and the upper part of the switch contacting each other. If a power switch of a motor is pressed, contact points contact each other to lead the earphone lines and earphones into a cassette radio.
Patent KR-20040080752-A (KR)
Inventor: CHOI GYU HWAN
IPC: H04N5/50
Filed: 2003-03-13
Abstract: PURPOSE: A TV tuner having a signal path switching function is provided to mutually switch a signal path through an amplifying unit and a signal path which is not through the amplifying unit according to the strength of a receiving signal. CONSTITUTION: A power switch(SW1) switches the supply of an operation power. An amplifying unit(21) receives the operation power through the power switch, and amplifies an input signal at a set level. A signal path switch(SW2) forms a signal path which connects an input terminal and an output terminal of the amplifying unit, and switches the signal path. An oscillating unit(22) generates an oscillation frequency for selecting a channel included in the input signal. A mixer(23) mixes a signal from the amplifying unit with the oscillation frequency from the oscillating unit, and provides an IF(Intermediate Frequency) signal. A BPF(Band Pass Filter)(24) passes a band including the IF signal from the signal of the mixer. A signal strength detecting unit(31) detects the strength of the input signal on the basis of a signal outputted from the BPF. A signal path control unit(32) controls switching operations of the power switch and the signal path switch according to a signal strength detection signal from the signal strength detecting unit.
Patent KR-20040083187-A (KR)
Inventor: KANG SEONG HO
IPC: G09G3/291
Filed: 2003-03-21
Abstract: PURPOSE: A method and an apparatus for driving a plasma display panel are provided to improve the display quality of the image by minimizing the noise pattern generated at a signal process such as a dithering. CONSTITUTION: An apparatus for driving a plasma display panel includes an average luminance level calculation unit(38), a first signal process unit(41) and a second signal process unit(42). The average luminance level calculation unit(38) detects the average luminance of the image. The first signal process unit(41) processes the data with a total number of gray level by using the reference sub-field pattern of a specific gray level number and processes the data with the total number of gray level except the reference sub-field pattern by controlling the gain of the data in response to the average luminance of the image. And, the second signal process unit(42) processes the data with the number of gray levels except the number of the gray levels represented at the second step by using the sub-field pattern different from the reference sub-field pattern.
Patent KR-20030078663-A (KR)
Title: 폐루프 다중 안테나 시스템
IPC: H04B7/04
Filed: 2003-03-22
Abstract: 본 발명은 하나 이상의 안테나들을 이용하는 통신 방법에 관한 것이다. 본 방법은 무선 인터페이스 특성들에 응답하여 적어도 하나의 전송 경로를 통해 신호의 에너지를 분배한다. 신호의 에너지는 이용 가능인 가능한 전송 경로들을 고려함으로써 조정 또는 가중된다. 각각의 이용 가능한 전파 경로는 인터페이스 특성들(예컨대, 전파 계수들의 행렬)에 기초한 전송 품질을 갖는다. 결과적으로, 각각의 신호는 연관된 에너지가 주어지면 예컨대 무선 인터페이스 특성들로부터 유도된 감쇠 특성들에 응답하여 경로(들)를 따라 향하게 된다.
Patent KR-20040085505-A (KR)
Inventor: SHIN YEONG U
IPC: C01B31/04
Filed: 2003-03-31
Abstract: PURPOSE: A manufacturing method of expanded graphite molded articles is provided to obtain the expanded graphite molded articles by molding the flake type compressed expanded graphite powder in a mold after compressing expanded graphite powder in a flake shape. CONSTITUTION: The method comprises first process of forming graphite thin film by compressing expanded graphite; second process of preparing graphite flake by pulverizing the graphite thin film; and third process of manufacturing an expanded graphite molded article by compression molding the mixture after putting the graphite flake along with binder into a mold, wherein a fibrous material is additionally added to the mixture in the third process, wherein the manufacturing method further comprises fourth process of further mechanically processing the expanded graphite molded article manufactured in the third process. The method comprises first process of forming graphite thin film by compressing the binder coated expanded graphite after coating a binder on expanded graphite; second process of preparing graphite flake by pulverizing the graphite thin film; and third process of manufacturing an expanded graphite molded article by compression molding the graphite flake after putting the graphite flake into a mold, wherein a fibrous material is additionally added to the mixture in the third process, wherein the manufacturing method further comprises fourth process of further mechanically processing the expanded graphite molded article manufactured in the third process.
Patent KR-20040090043-A (KR)
Inventor: BANG DONG HWAN
IPC: H02G11/02
Filed: 2003-04-16
Abstract: PURPOSE: A cable reel is provided to prevent damages of a lighting member by covering a drum and a cover side flange through the use of a lamp shade. CONSTITUTION: A cable reel(1) comprises a spool having a drum(11) for winding a cable(60) and a cover side flange(15) arranged at one side of the drum; a support frame for supporting the spool; the cable(60) equipped with a plug(61); a rotary terminal(70) for power connection between the support frame and the spool; and a power member connected to one end of the cable. The drum of the spool accommodates one or more power terminals, a socket mounted on the power terminal, and a lighting member(30) mounted in the socket. The cover side flange of the spool has a fore edge(15a) for radiating the light emitted from the lighting member to outside. The support frame includes a main body(21) having a vertical portion(22) and a handle(23) formed integrally with the main body; and a support(25) fixed at the main body so as to support the spool. A power member box(40) is arranged at one side of the support, wherein the power member box accommodates a plug socket(41), an over-current circuit breaker(43), and a switch(45).
Patent KR-20030082470-A (KR)
Title: 증발 연료 처리 장치
IPC: F02M37/00
Filed: 2003-04-16
Abstract: 증발 연료 처리 장치는 연료 탱크내에서 발생되는 증발 연료를 흡착하는 캐니스터 (20), 상기 캐니스터로부터 캐니스터 유출 가스를 유출시키는 캐니스터 유출 가스 생성 수단 (32), 상기 캐니스터 유출 가스를 캐니스터 유출 가스보다 고농도로 증발 연료를 함유하는 처리 가스에 농축시키는 베이퍼 농축 수단 (34,44), 및 상기 처리 가스를 상기 연료 탱크에 안내하는 처리 가스 통로 (42) 를 구비한다.     이 장치는 상기 처리 가스의 연료 농도가 소정 농도보다 묽을 때 또는 묽은 것으로 예상될 때에, 당해 처리 가스의 상기 연료 탱크로의 유입을 억제하도록 하는 작용이 가능하다.
Patent KR-20040090236-A (KR)
Inventor: CHOI SUNG JO
IPC: B22F3/11
Filed: 2003-04-17
Abstract: PURPOSE: A method for manufacturing porous precious metal sintered body is provided to obtain aesthetic surface of the sintered body and greatly reduce manufacturing cost by using fine metal powder having particle size of 50 microns or less and form pores at a place where the organic binder is removed by removing organic binder. CONSTITUTION: The method comprises a step of forming a preform by press forming the mixture in a press mold after mixing fine precious metal powder having particle size between 1 micron and 50 microns with an organic binder decomposed at high temperature; and a step of heating the preform in the atmosphere so that the binder is removed and the fine precious metal powder is sintered, wherein the precious metal is gold, gold alloy, silver or silver alloy and contains less than 50% of alloy amount, wherein the organic binder includes polyvinyl alcohol, polyvinyl butyral and methyl cellulose, and wherein the binder is removed in the temperature range of 200 to 500 deg.C, and the fine precious metal powder is sintered in the temperature range of 600 to 900 deg.C in the preform heating step.
Patent KR-20030064343-A (KR)
Inventor: AN SOUN HO
IPC: C04B28/04
Filed: 2003-04-25
Abstract: PURPOSE: A thin film-type cement terrazzo composition using a cement grout material of high strength is provided, which has excellent abrasion strength and flame resistance, generates no cracking and can be produced into the shape of a thin film. CONSTITUTION: The thin film-type cement terrazzo composition comprises about 35-55 parts by weight of common Portland cement; about 0.5-3.0 parts by weight of a naphthalene sulfonate-based superplasticizer for reducing the amount of water; about 3-8 parts by weight of silica fume for improving the strength; about 5-15 parts by weight of a cement swelling agent for preventing the cracking and deformation; and 45-70 parts by weight of dolomite-based material.
Patent KR-20040095843-A (KR)
Inventor: CHO JIN UNG
IPC: H04L27/34
Filed: 2003-04-28
Abstract: PURPOSE: A constant amplitude binary orthogonal modulator/demodulator is provided to reduce the power consumption of a communication system by performing a constant amplitude binary orthogonal modulation process for transmission data. CONSTITUTION: A serial/parallel converter(200) is used for converting serial data to a data bit, a group of data bits, and a plurality of groups of data bits according to a data rate control signal. A constant amplitude encoder(210) is used for generating parity bits of each group by combining the plural groups of data bits. An orthogonal code generator(220) is used for generating different groups of orthogonal codes. A plurality of binary orthogonal modulators(230,240,250,260) are used for selecting one orthogonal code from each group and performing a binary orthogonal modulation process. A parallel adder(270) is used for adding output signals of the plural binary orthogonal modulators in parallel.
Patent KR-20040027280-A (KR)
Inventor: KIM JIN SEOG
IPC: C02F3/06
Filed: 2003-05-03
Abstract: PURPOSE: Provided is an apparatus for biologically treating sewage, wastewater and livestock wastewater using non-toxic media, which can treat the wastewater to meet with effluent water quality standard of rules and produce liquid fertilizer. CONSTITUTION: The apparatus comprises a reaction tank (20), a sediment discharge valve (22) connected to a lower end of the reaction tank (20), multi-step corn-shape supporting members (61,63) installed in the reaction tank (20) for supporting media (62,64), thereby dividing the reaction chamber (20) into a plurality of reaction zones (28a,28b,28c), the media (62,64) provided on the supporting members (61,63), a connection pipe (50) with a plurality of side holes (51), which is installed to penetrate the center of the supporting members (61,63) and extend from the uppermost reaction zone (28c) to the lowermost reaction zone (28a), valves (54,56) connected to the connection pipe (50) for controlling the amount of water to be supplied to each reaction zone (28a,28b,28c), a wastewater supply pipe (33) for simultaneously supplying wastewater to the reaction zones (28a,28b), and an air supply pipe (43) for simultaneously supplying air to the reaction zones (28a,28b).
Patent KR-20040095119-A (KR)
Inventor: JUN YUN SIK
IPC: E01D19/00
Filed: 2003-05-06
Abstract: PURPOSE: A viscous damper for a structure is provided to control the specificity of a viscous damper easily by preventing the chattering of a spool caused by the movement of a fluid. CONSTITUTION: The viscous damper for a structure contains: a cylinder body(1) whose both ends are closed, one end is connected with a structure and the inside is provided with a piston(2); a piston(2) reciprocated in the cylinder body(1) to form hydraulic rooms(7,8) to both sides and provided with many passages(4,14) to connect the hydraulic rooms(7,8), wherein the passages(4,14) are operated by pressure control valves(20,30); a piston rod(3) connected with the piston(2) to reciprocate together with the piston(2) and extended to the appointed length through both ends of the cylinder body(1); and many pressure control valves(20,30), as a check valve opened at over appointed difference in pressure between the hydraulic rooms(7,8), installed on each passage(4,14) to be opened in the opposite direction and composed of a valve cylinder, a spool and a spring.
Patent KR-20040096680-A (KR)
Inventor: YANG I JIN
IPC: B60T8/36
Filed: 2003-05-10
Abstract: PURPOSE: A valve is provided to improve the assembly and production efficiencies of the valve by fixing a valve seat assembly body in a main production line after assembling the valve seat assembly body in an auxiliary production line. CONSTITUTION: A valve(200) is composed of a housing(21) having a hollow unit(21a) formed longitudinally therein and at least one communication hole(21b) for communicating the hollow unit with the outside; a mover(23,24) for moving forward and backward at the side of the hollow unit; a driving unit for moving back and forth the mover; and a valve seat assembly body(30) fixed and installed to the other side of the hollow unit. The valve seat assembly body has a valve seat(31) opened and closed by an end of the mover according to the back and forth movements of the mover and composed of a passage hole(31a) formed in the longitudinal direction of the hollow unit and an auxiliary hole(31b) parallel to the passage hole. The auxiliary hole is cut off when oil flows from the passage hole to the communication hole and opened as the oil flows vice versa.
Patent KR-20030088356-A (KR)
Title: 수지 조성물 및 보호막
IPC: C09D163/10
Filed: 2003-05-13
Abstract: 본 발명은 [A] 에폭시기 함유 불포화 화합물 및 이와 상이한 올레핀계 불포화 화합물의 공중합체, [B] 수산기 함유 에폭시 수지와 알콕시실란과의 반응물, 및 [C] [A] 성분 및 [B] 성분과 상이한 양이온 중합성 화합물을 함유하는 수지 조성물에 관한 것이다.  이 수지 조성물은 평탄성이 높고, 표면 경도가 높고, 내열 내압성, 내산성, 내알칼리성, 내스퍼터성 등의 각종 내성이 우수한 광디바이스용 보호막을 형성할 수 있다.
Patent KR-20040098692-A (KR)
Inventor: RYU JEONG SU
IPC: H01L23/50
Filed: 2003-05-15
Abstract: PURPOSE: A package is provided to reduce remarkably the size by reducing the number of signal pins using an improved signal pin. CONSTITUTION: A package includes a package body and a plurality of signal pins(200) connected with the package body. Each signal pin includes the first signal channel(210), the second signal channel(230), and an insulating layer(220). The first and the second signal channels are used for transmitting independent signals, respectively. The first and the second channels are spaced apart from each other by forming the insulating layer between the first and the second signal channels.
Patent KR-20040099054-A (KR)
Inventor: CHIEN SUNG IL
IPC: G09G3/296
Filed: 2003-05-17
Abstract: PURPOSE: A method for driving an AC type positive column plasma display panel for generating a positive column by inducing a discharging process from a broad sustain electrode gap is provided to control the intensity of main discharge using the positive column and the intensity of induction discharge for inducing the main discharge by using electric potential among three electrodes. CONSTITUTION: A method for driving a three-electrode AC type plasma display panel includes a pulse supply process. The pulse supply process is to apply a pulse to a third electrode during a partial period of a sustain discharging period for applying a sustain pulse between a first electrode and a second electrode in order to display images according to data. The pulse applied to the third electrode is formed with the pulse synchronized with the sustain pulse. The electric potential of the sustain pulse applied between the first and the second electrodes is operated in a mode which is less than two times of the electric potential of the pulse applied to the third electrode.
Patent KR-20040101701-A (KR)
Inventor: BAE JAE WON
IPC: C01G49/00
Filed: 2003-05-26
Abstract: PURPOSE: Provided is a method for preparing nanosized Sr-ferrite powder having high coercivity at a lower temperature than a conventional temperature without the use of additives by mechanical alloying process. CONSTITUTION: The nanosized Sr-ferrite, expressed by the formula SrO·n(Fe2O3), 5<=n<=7, is prepared by the following steps of: (i) mixing raw materials and milling mixed powder to nanosized particles by shaker mill, wherein Sr is partially substituted by at least one element selected from Y-contained rare earth elements or Bi, and Fe is partially substituted by at least one element selected from Al, Si, Ti, V, Cr, Mn, Co, Ni, Cu, Zn, etc.; (ii) thermal-treating nanosized mixed powder at 600-1100deg.C; (iii) milling thermal treated powder by roller mill; (iv) annealing milled ferrite powder. The ferrite magnetics are produced by adding SiO2, SrCO3, CaCO3, Al2O3 or Cr2O3 to the step (i), following the step (ii), (iii) and (iv), forming ferrite powder from the step (iv), and sintering.
Patent KR-20030095285-A (KR)
Title: 표시 패널 적층체, 표시 패널용 케이스, 표시 패널 모듈및 투사형 표시 장치 및 표시 패널 모듈의 냉각 방법
IPC: G02F1/13
Filed: 2003-06-05
Abstract: 표시 패널과, 상기 표시 패널의 입사면측 및 출사면측의 적어도 한쪽에 배치되는 투명 부재와, 상기 표시 패널과 상기 투명 부재 사이의 적어도 한쪽에 배치되어 상기 표시 패널과 상기 투명 부재 사이의 적어도 한쪽에 극간을 형성하는 갭 부재를 구비한 것을 특징으로 한다. 
     이것에 의해, 액정 패널, 투명 부재 및 케이스의 냉각 성능 효과를 향상시켜 장치의 수명을 연장시키는 한편 소음을 억제한다.
Patent KR-20040107616-A (KR)
Inventor: HAN WAN SEOK
IPC: A61K8/97
Filed: 2003-06-05
Abstract: PURPOSE: Provided is a composition for promoting hair-restoration which contains the ethanol or hot water extract of Allium tuberosum Roth. Therefore, the composition promotes the generation of hair roots and the metabolism of scalp to prevent depilation and promote hair-restoration. CONSTITUTION: The composition for hair-restoration is characterized by containing the extract of Allium tuberosum Roth as an active ingredient. The extract thereof is obtained by using hot water or ethanol as extracting solvent. The composition is formulated into concentrated extracts, sprays. drinks, granules, capsules, tablets or powder.
Patent KR-20040105513-A (KR)
Inventor: PARK JAE HYEON
IPC: E05B49/00
Filed: 2003-06-09
Abstract: PURPOSE: A door locking apparatus using a card approach detection is provided to elongate a battery usage and to reduce power consumption by supplying power only when a card approach is detected. CONSTITUTION: A door locking apparatus using a card approach detection supplies power to a card reader only when the card approach is detected. The door locking apparatus includes a card reader(118), an infrared emitter(104), a power source(112), a power supply(106), an infrared receiver(108), an operational switch(120), a door lock(114), a motor driver(116), and a controller(110). The power source supplies an operational power. The power supply supplies or blocks the power to the infrared emitter according to a power application control signal. The infrared receiver outputs a detect signal. The operational switch supplies or blocks the power of the power source to the card reader. The door lock locks or releases the door. The controller outputs the power application control signal in a predetermined time interval, outputs an operational signal to the operational switch when the detect signal is received, and outputs the operational signal to the motor driver when authentication information is received from the card reader.
Patent KR-20040107110-A (KR)
Inventor: CHAE MYEONG GI
IPC: H04B7/00
Filed: 2003-06-12
Abstract: PURPOSE: A wireless charging system for a mobile communication terminal, a method therefor and the mobile communication terminal therefor are provided to convert a microwave, which propagates in free space, into a power and charge the power in a battery of the mobile communication terminal by itself. CONSTITUTION: A detecting unit(113) detects a carrier from a certain frequency in an RF(Radio Frequency) transmitted from a base station(210) according to the control of a control unit(111). A converting unit(114) converts the detected carrier into a power. A charging unit(115) charges the converted power in a battery(116). An RF transceiver(112) transmits an output level adjustment requesting signal to the base station(210) according to the control of the control unit(111). The base station(210) has an output level adjusting unit(211). The output level adjusting unit(211) receives the output level adjustment requesting signal from the RF transceiver(112), and adjusts an output level of a carrier frequency to transmit to a mobile communication terminal the carrier frequency in which the power level is up-adjusted.
Patent KR-20040110153-A (KR)
Inventor: JUNG GI TAE
IPC: H04B10/25
Filed: 2003-06-18
Abstract: PURPOSE: An apparatus for configuring an optical subscriber network is provided to provide a broadcast service without causing data collision even without using a ranging protocol in an Ethernet-based communication network. CONSTITUTION: An OLT(Optical Line Terminal)(22) outputs an Ethernet signal and a broadcast signal having a wavelength different from that of the Ethernet signal as downlink signals and receives uplink signals corresponding to the downlink signals generated from user terminals(51-53). A private telecommunication closet unit(30) splits the downlink signals received from the OLT(22) and outputs them, and wavelength-division-multiplexes the uplink signals and outputs them. ONUs(Optical Network Units)(41-43) select only downlink signals corresponding to the connected user terminals(51-53) among the downlink signals split in the private telecommunication closet unit(30) and transmit them to the corresponding user terminals(51-53), and allocate a specific wavelength of each subscriber to uplink signals received from the user terminals(51-53), wavelength-division-multiplex them, and transmit them to the private telecommunication closet unit(30).
Patent KR-20040110533-A (KR)
Inventor: KIM SANG BOCK
IPC: A61K8/19
Filed: 2003-06-19
Abstract: PURPOSE: Provided is a method for manufacturing a mask pack by mixing Acorus calamus powder, loess and Acorus calamus extract. The user wears the mask pack on his body or uses it when taking a bath for skin care and hair protection. CONSTITUTION: The method for manufacturing a mask pack comprises the steps of: collecting leaves, stems and roots of Acorus calamus and washing them; adding 350L of loess water to 50kg of the Acorus calamus, followed by heating at 100-150 deg.C for 1 hour and holding for 10 minutes; repeating the heating process for 6 hours and removing the Acorus calamus to give the extract of Acorus calamus; inserting the extract of Acorus calamus into a loess-pot, followed by maturing at -5 deg.C for 2 hours and filtration to give the concentrated extract of Acorus calamus; drying the Acorus calamus obtained when extracting its extract above at 70-80 deg.C for 6 hours, followed by pulverization into a particle size of 0.02-0.05mm; and mixing 10g of the Acorus calamus powder, 250g of loess and 50cc of the extract of Acorus calamus, followed by formulation into a mask pack.
Patent KR-20040110630-A (KR)
Inventor: JUN JAE HONG
IPC: G02F1/136
Filed: 2003-06-20
Abstract: PURPOSE: An LCD(Liquid Crystal Display) and a method for manufacturing the same are provided to minimize an alignment margin, thereby improving aperture ratio by forming array elements and color filter elements in a single substrate. CONSTITUTION: A gate line and a data line cross each other, thereby designating a pixel cell region in a substrate(110). A TFT(Thin Film Transistor)(T) comprising a gate electrode(112), an active layer(116), a source electrode(118) and a drain electrode(120) is electrically connected to the gate and data lines. A color filter is printed on the resultant substrate, wherein the color filter has a contact hole(142) exposing the drain electrode. A pixel electrode(144) is formed on the color filter to be connected to the drain electrode through the contact hole.