baber/WOPTO huggingface dataset:
Patent KR-20030088619-A (KR)
Inventor: SONG WOONG BUM
IPC: A47G21/10
Filed: 2002-05-13
Abstract: PURPOSE: Provided are easy chopsticks for foreigners who have difficulty in handling it, which are easily used by pushing the chopsticks with fingers. CONSTITUTION: The easy chopsticks comprise an elastic body(1) and chopsticks(2). The chopsticks(2) are fixed into the holes(4) of the elastic body. The size of holes(4) is variable for inserting and taking out the chopsticks. The holes(3) are for improving elasticity of elastic body.
Patent KR-20030089592-A (KR)
Title: Uncooled laser diode
Inventor: KANG BYEONG CHANG
IPC: H01S5/06
Filed: 2002-05-16
Abstract: PURPOSE: A non-cooling-type laser apparatus is provided to reduce the average light output value and the change of ER(Extinction Ratio) about the nonlinear output characteristics by compensating minutely the change of output characteristics according to an outside temperature change and an output change due to an aging through a digital automatic output control device. CONSTITUTION: A laser diode(310) discharges an output beam. An automatic output control device(330) is mounted on a PCB(Printed Circuit Board) provided with the laser diode(310) and determines an output value that is compensated according to a temperature change of a device whose temperature characteristics appear as a linear voltage output according to the outside temperature change. A LD driver(320) receives an output signal from the automatic output control device(330) to drive the laser diode(310). The automatic output control device(330) includes a temperature detector(331), an analog/digital converter(332), a microprocessor(333), a digital/analog converter(334), and an amplifier(335).
Patent KR-20020090883-A (KR)
Inventor: AOKI TADAHISA
IPC: H01H73/12
Filed: 2002-05-23
Abstract: PURPOSE: To improve an actuator structure of an auxiliary switch so as to prevent reaction from an auxiliary switch from dropping the contact pressure of the main contact with a circuit breaker kept on. CONSTITUTION: A sub-switch (auxiliary switch) 11 mounted to a circuit breaker is composed of a microswitch 15, a main lever 18 with a tip facing a moving contact 5 of the circuit breaker as an actuator lever, and an auxiliary lever 19 interlaid between the main lever and an actuator 15a of the microswitch by changing its supporting position from that of the main lever. The point of action between the main lever and the auxiliary lever and the gearing angle thereof are so set as to make them different before and after the switch changeover operation of the auxiliary switch. A force vector applied to the main lever from the microswitch through the auxiliary lever in turning on the breaker is changed from a direction P to a direction Q after the switch changeover operation. Thereby, reaction from the auxiliary switch acting in a direction dropping the contact pressure of the main contact of the breaker body is reduced.
Patent KR-20030090949-A (KR)
Title: Wafer cassette linear motion system used in semiconductor manufacturing processes
Inventor: AHN SEUNG UK
IPC: B25J9/02
Filed: 2002-05-24
Abstract: PURPOSE: A device for linearly moving a wafer cassette is provided to prevent the torsion of an arm by linearly moving the wafer cassette along a linear guide rail. CONSTITUTION: A device for linearly moving a wafer cassette is composed of a cylindrical support unit(10) rotatably installed, a linear guide rail mounted at the cylindrical support unit, a power transmission unit(30) mounted at one end of the guide rail, and a table(40) movably mounted at the linear guide rail. A ball screw is mounted at the top of the linear guide rail. The power transmission unit is connected to the ball screw, and rotates the ball screw.
Patent KR-20040000765-A (KR)
Title: method for fabricating mark for home appliance
Inventor: KIM BO YEON
IPC: B41M1/40
Filed: 2002-06-25
Abstract: PURPOSE: A process for preparing marks for electric home appliances is provided to eliminate problems such as epoxy flowing down of epoxy during epoxy molding process by comprising new steps for improving the molding process. CONSTITUTION: The process comprises steps of preparing a base sheet for forming the mark made of metallic material; printing content of particular design on top surface(110a) of the base sheet and embossing the printed design to obtain three-dimensional effect; separating the mark from the base sheet and forming micro-burrs(120) along printed side around the mark; and applying epoxy resin material on the printed top surface printed with the mark.
Patent KR-20040001218-A (KR)
Title: apparatus and method for controling packet using a MAC address
Inventor: JEGAL YEONG CHAN
IPC: H04L12/28
Filed: 2002-06-27
Abstract: PURPOSE: A communication control device by a MAC(Media Access Control) address and a method therefor are provided to offer an Internet service before a MAC address table is updated after a new terminal connects to an Ethernet switch by monitoring a packet of a terminal which is not registered in the MAC address table, comparing the number of MAC addresses currently registered in a corresponding MAC port with the number of maximum MAC addresses capable of connecting to the MAC port, and clearing or forwarding the corresponding packet. CONSTITUTION: An MAC address table(134) registers the MAC addresses of subscriber terminals currently connected to an MAC port(110) and the number of the MAC addresses, and stores information of the number of maximum MAC addresses capable of connecting to the MAC port(110). An MAC address classifier(131) retrieves an MAC address of a primary clearance packet from the MAC address table(134), and sets the primary clearance packet in which the MAC address is not registered in the MAC address table(134) as a following process object. If the primary clearance packet is inputted from the MAC address classifier(131), an MAC address comparator(132) retrieves the number of the subscriber terminals currently connected to the MAC port(110) in which the primary clearance packet is inputted and the maximum number of subscriber terminals capable of connecting to the MAC port(110) from the MAC address table(134). If the number of the subscriber terminals currently connected to the MAC port(110) is lower than the maximum number of the subscriber terminals, the MAC address comparator(132) forwards the primary clearance packet.
Patent KR-20030097569-A (KR)
Title: Door operating equipment
Inventor: HWANG KYU SEON
IPC: E05F15/20
Filed: 2002-06-28
Abstract: PURPOSE: An automatic operating device of a door is provided to operate a door easily with low driving power by reducing the load of a door and to cut down installation expenses and power consumption. CONSTITUTION: The automatic operating device of a door contains: a fixed rail(10) provided with a rail unit(11) placed along the operating direction of a door(6) and a magnet fixing groove(12) formed along the sliding guide plane of the rail unit(11); a movable slider(20) coupled on the upper part of the door(6), slid along the rail unit(11) of the fixed rail(10) and provided with a magnet fixing groove formed on a sliding plane contacted with the sliding guide plane of the fixing rail(10); permanent magnets(70,73) fixed to the magnet fixing groove(12) of the fixed rail(10) and the magnet fixing groove of the movable slider(20); and a driving unit composed of a pair of driving pulleys(41) installed on both upper sides of the fixed rail(10) to be rotatable, a driving belt(43) coupled to the driving pulleys(41), a driving motor(45) rotating the driving pulleys(41) forward and backward, and a connector(49) coupled with the driving pulley(41) and the movable slider(20).
Patent KR-20040005253-A (KR)
Title: Apparatus for measuring residual stress of optical fiber preform
Inventor: LEE JAE HO
IPC: G02B6/00
Filed: 2002-07-09
Abstract: PURPOSE: An apparatus for measuring residual stress of an optical preform is provided to measure the stress heterogeneity of the preform by transmitting the laser beams into various directions of the optical preform. CONSTITUTION: An apparatus for measuring stress of an optical preform includes a laser beam source(10), a beam splitter(300), the first optical path converters(320) of N number, the first polarizers(50,51) of N number, the first beam condensers(60,61) of N number, analyzers(90,91) of N number, the second optical path converters(330,331) of L numbers, the second beam condenser(340), and an optical sensor(100). The beam splitter(300) is used for dividing the laser beam of the laser beam source(10) into laser beams of N number. The first optical path changers(320) of N number are used for changing each path of the divided beams. The first polarizers(50,51) of N number are used for changing the polarization of the laser beams. The first beam condensers(60,61) of N number are used for condensing the laser beam to an optical preform. The analyzers(90,91) of N number are used for converting phase differences of the laser beams according to the residual stress of the optical preform. The second optical path changers(330,331) of L numbers are used for correcting the paths of the laser beams through the analyzers(90,91). The second beam condenser(340) is used for condensing the laser beams through the second optical path changers(330,331). The optical sensor(100) is used for converting the intensity of the laser beams to electric signals.
Patent KR-20040008825-A (KR)
Title: Charge Pumping Circuit of low-voltage
Inventor: CHO JI HUN
IPC: G11C5/14
Filed: 2002-07-19
Abstract: PURPOSE: A low voltage charge pump circuit is provided to generate a pumping voltage rapidly and stably, at a low voltage without regard to a size of a capacitor by comprising a plurality of pumping units in parallel. CONSTITUTION: A plurality of pumping units(3,5) are connected between an input port and an output port in parallel. Each pumping unit comprises a plurality of diodes(D6,D7,D8,D9,D10,D11,D12,D13,D14,D15) connected between the above input port and the above output port serially, and a plurality of charging units which are connected to an output port of each diode and where a clock signal and an inverted clock signal are applied to another port in turn.
Patent KR-20040009317-A (KR)
Title: Road Extraction from images using Template Matching
Inventor: KIM TAE JEONG
IPC: G06T1/00
Filed: 2002-07-23
Abstract: PURPOSE: A method of extracting a road from an image using template matching is provided to continuously extract a road using template matching of an image in order to produce a map from the image. CONSTITUTION: When initial input coordinates are selected(101), the orientation of the selected initial input coordinates is calculated(102). A template window that is tilted by the orientation is generated on the basis of the initial input coordinates(103). An initial target window moved in the orientation direction of input coordinates is generated from the template window(104). Template matching is carried out on the basis of the initial target window to calculate center point coordinates and new orientation of the window(105). A new target window moved from the center point coordinates to the new orientation is generated for all images. The center points obtained from the images are connected to generate a road(108).
Patent KR-20040009642-A (KR)
Title: Speed over alert apparatus and method for mobile communication device using global positioning system
Inventor: CHO SEUNG HYEON
IPC: H04B1/40
Filed: 2002-07-24
Abstract: PURPOSE: An apparatus and a method for alarming an overspeed by a GPS(Global Positioning System) function of a mobile communication terminal are provided to offer overspeed information by measuring the movement speed of a vehicle without a separate additional device and judging whether the vehicle moves at overspeed. CONSTITUTION: An embedded GPS antenna receives a GPS signal in a mobile communication terminal. A GPS signal processing unit processes the GPS signal received through the embedded GPS antenna. An MSM(Mobile Station Modem)(30) calculates a movement speed of the mobile communication terminal by data obtained after processing the GPS signal. A display unit(40) displays position information processed in the MSM(30) and the movement speed obtained by position information. If the movement speed is faster than a predetermined overspeed reference speed, an alarm sound generating unit(50) generates an alarm sound. An alarm sound output device(60) outputs the alarm sound generated in the alarm sound generating unit(50).
Patent KR-20040017663-A (KR)
Title: Engine starting determination method of hybrid electrical vehicle
Inventor: LIM HAN SEUNG
IPC: B60L15/00
Filed: 2002-08-23
Abstract: PURPOSE: A method is provided to achieve improved accuracy of judgement and motor control, while reducing vibrations of engine. CONSTITUTION: A method comprises a step(S310) of detecting an engine RPM of a hybrid electric vehicle and comparing the detected engine RPM with the target engine RPM; a step(S312) of controlling the motor torque to be zero if the detected engine RPM is higher than the target engine RPM; a step(S316) of comparing the motor torque with the preset engine start judging torque; and a step(S318,S320) of judging the success of the engine start operation in accordance with the difference between the motor torque and the preset engine start judging torque.
Patent KR-20030019895-A (KR)
Title: Mobile terminal device
Inventor: MAEDA FUKIKO
IPC: H04M1/67
Filed: 2002-08-23
Abstract: PURPOSE: To interlock opening and closing of a sensor cover with ON and OFF of a finger-print sensor power source, and to evade a wasteful electric power consumption when the finger-print sensor is not used for a prescribed time or more, even in an opened condition of the sensor cover. CONSTITUTION: A lapse time is counted after the power source of the finger- print sensor is turned from the OFF to the ON after the sensor cover is opened, and the power source of the finger-print sensor is turned off when the finger- print sensor is not used within the prescribed time. When a finger-print image reading-in command is issued even when the power source of the finger-print sensor is turned off, the power source of the finger-print sensor is turned on to start the reading for a finger-print image. The finger-print image reading-in command is nullified when the command is issued when the sensor cover is closed.
Patent KR-20040018748-A (KR)
Title: An apparatus for confirming the postion of roll connecting in roll grinder
Inventor: YOON JONG GI
IPC: B24B5/37
Filed: 2002-08-27
Abstract: PURPOSE: A device for locating a roll connection position of a roll grinder is provided to reduce worker's work burden by exactly connecting the end of a roll to a spindle of the roll grinder, prevent breakage of equipment and an accident caused by abnormal operations, and improve the quality of a cold rolled steel sheet by improving the quality of the roll-grinding. CONSTITUTION: A device for locating a roll connection position of a roll grinder comprises a moving part(10) forming a vertical cylinder(12) to the rod end of a horizontal cylinder horizontally installed on a head stock and arranging a moving block(13) mounted to the rod end of the vertical cylinder near a spindle(120) of the head stock; an operating part(30) having a fixed plate(34) on which a fixed plate(31), assembled to a rotating shaft(35) of the moving block, is put, and having a motor member(33) driving a rotating plate(32) assembled to the rotating shaft; and a sensor part(50) having sensor-fixing plates(51,52) on the front of the rotating plate and having plural photo sensors(51a,52a) to the sensor-fixing plates. The operating part rotates the rotating plate about the fixed plate. The sensor part senses the position of a plane part of the roll end disposed between the sensor-fixing plates.
Patent KR-20030019152-A (KR)
Title: Microphone holder having connector unit molded together with conductive strip
Inventor: FUJIWARA NORITAKA
IPC: H04R1/02
Filed: 2002-08-27
Abstract: PURPOSE: To provide a microphone holder with simplified assembling that can enhance the degree of freedom of the design of a communication device by relaxing limitation of positions for forming sound holes. CONSTITUTION: A microphone holder 10 is configured to include a case 13 having a housing space 12 for housing a microphone member 11 in the inside. The case 13 is configured to include a circumferential wall 20 forming an opening 19 to contain the microphone member 11, a bottom wall 21 placed at a side opposite to the opening 19 and connected to the circumferential wall 20, and a terminal support 23 mountable to the opening 19 and integrated with electrode terminals 22, 22. The circumferential wall 20 and/or the bottom wall 21 are provided with a sound hole 28 leading to a sound collection part 15 of the microphone member 11 so as to shut the opening 19 and the sound hole 28 when the microphone member 11 is housed in a housing space 12.
Patent KR-20040019572-A (KR)
Title: Optical pick-up controlling output level of light receiving portion
Inventor: LEE JUN HYEOK
IPC: G11B7/133
Filed: 2002-08-28
Abstract: PURPOSE: An optical pickup capable of controlling an output level of a light receiving unit is provided to secure an output level margin of a light receiving unit and prevent the inferiority from generating in the output level of the light receiving unit. CONSTITUTION: A variable resistance(28) having a reference value is selected. In the case that a level of a signal output from an optical detector(25) is low due to the deviation of optical efficiency of optical parts which form a light receiving unit(30), the variable resistance is reduced to increase the level of the signal. In the case that the level of the signal output from the optical detector is high, the variable resistance is increased to decrease the level of the signal.
Patent KR-20030019231-A (KR)
Inventor: KOYAMA JUN
IPC: G09G5/39
Filed: 2002-08-30
Abstract: PURPOSE: To provide a display device in which longitudinal and lateral display switching of a screen is possible without using a frame memory. CONSTITUTION: The device is provided with a source signal line driving circuit 102, a first gate signal line driving circuit 103 and a second gate signal line driving circuit 104. The scanning direction of the circuit 103 is made orthogonal to the scanning direction of the circuit 102 and the scanning direction of the circuit 104 is made perpendicular to the scanning direction of the circuit 103. During a normal display, vertical scanning of the screen is conducted by the circuit 103. Video signals are displayed along the scanning direction of the circuit 103. On the other hand, when the longitudinal and lateral display is to be switched, the vertical scanning of the screen is conducted by the circuit 104. The video signals are displayed along the scanning direction of the circuit 104.
Patent KR-20040022343-A (KR)
Title: Polishing method of semiconductor device
Inventor: KIM HYEONG SEOK
IPC: H01L21/304
Filed: 2002-09-05
Abstract: PURPOSE: A method for polishing a semiconductor device is provided to prevent tungsten filled in a via hole from being recessed by forming polymer on the partial surface of an insulation layer at both sides of a via hole region and by detecting the insulation layer in a chemical mechanical polishing(CMP) process earlier than a conventional method. CONSTITUTION: A metal line is patterned on an underlying insulation layer. An insulation layer is formed on the resultant structure. Photoresist is patterned on the insulation layer except the via hole region. Polymer is formed on the sidewall of the photoresist. The via hole is formed by a dry etch process using the photoresist and the sidewall polymer as a blocking layer. The photoresist is eliminated. Metal is formed on the sidewall of the via hole. The resultant structure is covered with tungsten. A CMP process is performed until the insulation layer is exposed so that the surface composed of the insulation layer and the tungsten is planarized.
Patent KR-20040025478-A (KR)
Title: Gas delivery system for suppling gases to semiconductor manufacturing process
Inventor: CHAE SEUNG GI
IPC: F16K37/00
Filed: 2002-09-19
Abstract: PURPOSE: A gas delivery system for providing gas to a semiconductor fabrication process is provided to maintain normally an operation of a gas supply unit by using an auxiliary control unit as well as a main control unit. CONSTITUTION: A gas delivery system for providing gas to a semiconductor fabrication process includes a gas supply unit(200), a main control unit(100), and an auxiliary control unit(150). The gas supply unit(200) supplies the gas to a semiconductor fabrication apparatus(300). The main control unit(100) controls operations of the gas supply unit(200) in order to supply the gas to a semiconductor fabrication apparatus(300). The auxiliary control unit(150) monitors functions of the main control unit(100) and maintain normally the operations of the gas supply unit regardless of a defect of the main control unit.
Patent KR-20040036181-A (KR)
Title: Update method for electronic program guide data
Inventor: JUN HYE JEONG
IPC: H04N21/45
Filed: 2002-10-23
Abstract: PURPOSE: A method for updating EPG(Electronic Program Guide) data is provided to determine an EPG data updating process according to time overlapping relations between a new schedule and an old schedule if start/end times of the new schedule are not equal to start/end times of the old schedule, thereby consistently updating the EPG data. CONSTITUTION: If start/end times of a new schedule and an old schedule are the same, a system confirms whether the new and old schedules are the same program information. If not, the system updates the old schedule with the new schedule. If the same program information, the system checks whether program attributes are changed between the new and old schedules. If not, the system completes the procedure. If the start/end times are the same, the system checks whether the new schedule fully includes the old schedule. If so, the system updates the old schedule through the first updating process, and completes the procedure.
Patent KR-20040037310-A (KR)
Title: Bracket for holding up bridge manufactured with steel plate and constructing method of bridge hold-up system the bracket
Inventor: NO YUN KEUN
IPC: E01D22/00
Filed: 2002-10-28
Abstract: PURPOSE: A unit bridge holding-up bracket using a steel plate is provided to simplify installation, to cut down the construction cost and to shorten a period of construction. CONSTITUTION: The unit bridge holding-up bracket using a steel plate contains: an L-shaped support(27) installed on a pier(1) of an abutment provided with an anchor groove(28) which corresponds to an anchor groove(28) formed on a support steel plate(25); many support steel plates(25) connected with the support(27) and provided with a connecting hole which interposes a bracket connecting-supporting steel bar(26) or an abutment connecting-supporting steel bar, and an anchor groove(28) which fixes an anchor to be fixed to an abutment; a gusset plate connected perpendicular to the front of the support steel plate(25) and provided with a fixing bolt groove(29) to be connected with a jack support plate(40) by a fixing bolt; and three lower vertical plates(21) provided with a connecting hole which interposes an unit bridge holding-up bracket connecting bar to connect unit bridge holding-up brackets(20) mutually on the lower part of the gusset plate.