baber/WOPTO huggingface dataset:
Patent KR-20030085442-A (KR)
Title: Time device operated by detachable switch and Method for operating time device by detachable switch
Inventor: EOM JANG PIL
IPC: G04C23/26
Filed: 2002-05-03
Abstract: PURPOSE: A detachable switch type timer and a method for controlling time thereof are provided to enhance the reliability of the timer by using only an authenticated switch to control the timer of a main body. CONSTITUTION: A detachable switch type timer includes a main body(100) and a switch(200). The main body(100) is formed with a time display portion(101), a switch coupling portion, a switching sense module, a main body code storage module, a temporary storage module, a timer module, a signal generation module, and a control module. The time display portion(101) is installed at one side of the detachable switch type timer. The switch(200) is combined with the switch coupling portion. The switching sense module is used for sensing the separation of a switch. The main body code storage module is used for storing a code of the main body(100). The temporary storage module is used for comparing the code of the main body with a code of an input switch. The timer module has a calculating function. The signal generation module is used for transforming a signal of the switch(200) to an electric signal. The control module is used for controlling all modules of the main body(100). The switch(200) is formed with a timer control portion(201), a main body coupling portion, a switch code storage module, and a timer change key input module. The timer control portion(201) controls the time of the timer. The main body coupling portion is coupled to or decoupled from the main body(100). The switch code storage module is used for storing the code of the switch(200). The timer change key input module is used for transferring the signal of the timer control portion(201) to the timer control module of the main body(100).
Patent KR-20020038672-A (KR)
Inventor: YOON DO WON
IPC: H02K9/06
Filed: 2002-05-08
Abstract: PURPOSE: A main body of a motor is provided to maximize a heat-sink effect of the main body by inducing a uniform ventilation operation. CONSTITUTION: A stator core(30) is installed on an inner circumference of a main body(10). A coil(31) is wound around the stator core(30). A rotor core(32) is arranged within the stator core(30). A centrifugal switch(50) and a cooling fan(60) are installed in one end portion of the shaft(40). The shaft(40) is rotated and supported by a bearing member(70). The bearing member(70) is formed at both sides of the main body(10). The cooling fan(60) and the centrifugal switch(50) are arranged at one end portion of the shaft(40). The cooling fan(60) and the centrifugal switch(50) are covered by a fan cover(20). A main body(10) of a motor is formed with an inner frame(11), an outer frame(12), and a multitude of heat-sink pin(13). A stator core is installed in an inner wall of the inner frame(11). The inner frame(11) is covered by the outer frame(12). An air duct(14) is formed by the inner frame(11) and the outer frame(12). The heat-sink pins are used for dividing the air duct(14) by connecting the inner frame(11) with the outer frame(12).
Patent KR-20030089519-A (KR)
Title: Discharge apparatus of cooling water
Inventor: LEE SEUNG JU
IPC: F28D1/00
Filed: 2002-05-15
Abstract: PURPOSE: An apparatus for discharging coolant of a radiator is provided to automatically discharge coolant of the radiator to a reserve tank if pressure of coolant exceeds fixed value due to overheating of an engine. CONSTITUTION: A guiding cylindrical rod(20) is coupled to an injection port of an upper tank of a radiator(60), and installed on a center of a cap(10) to transmit pressure to a bottom of the cap by coolant. A pressure valve(35) is coupled to an end of the guiding cylindrical rod, closing the injection port by elastic force of the first elastic body(30), and concentrating pressure, which is under fixed value by coolant, to the guiding cylindrical rod. The first outlet(61) is connected with a middle side of the injection port and a reserve tank(90), and formed to be connected with the reserve tank when the pressure valve is lifted over fixed value. A stopper(40) is installed on a periphery of the guiding cylindrical rod so as to transmit pressure of coolant of the guiding cylindrical rod, and inserted to a connecting hole(40a) formed on the injection port to prevent opening of the cap if the pressure of the guiding cylindrical rod is larger than elastic force of the second elastic body(50). The elastic force of the second elastic body is set to be larger than the elastic force of the first elastic body. The second outlet(62) is formed to be connected with the reserve tank by a solenoid actuated by control signal output from a solenoid driving part when the stopper is actuated by pressure.
Patent KR-20030089033-A (KR)
Title: Vacuum Diffusion Arc Gap Switch
Inventor: BANG UK
IPC: H01H33/66
Filed: 2002-05-15
Abstract: PURPOSE: A diffused arc type vacuum gap switch is provided to lengthen a lifetime and enhance the reliability by preventing the generation of an anode spot and a cathode spot and reducing an electromagnetic trouble. CONSTITUTION: A diffused arc type vacuum gap switch includes an anode electrode portion(30,32), a cathode electrode portion(36,38), and a trigger electrode(20). The anode electrode portion(30,32) and the cathode electrode portion(36,38) are installed in the predetermined interval. The trigger electrode(20) is installed at the cathode electrode portion(36,38) in order to generate a vacuum arc between the anode electrode portion(30,32) and the cathode electrode portion(36,38). The anode electrode portion(30,32) is formed with an anode electrode(32), an anode electrode coil(30), and a conductive contactor. The cathode electrode portion(36,38) is formed with a cathode electrode(36), a cathode electrode coil(38), and a conductive contactor.
Patent KR-20030090431-A (KR)
Title: Bidirectional optical module using wavelength divisional multiplexing coupler apparatus
Inventor: CHOI JAE SIK
IPC: G02B6/42
Filed: 2002-05-23
Abstract: PURPOSE: A bidirectional optical module using a WDM(Wavelength Divisional Multiplexing) coupler is provided to manufacture an accurate substrate by using a semiconductor silicon process and a passive alignment method. CONSTITUTION: A bidirectional optical module using a WDM coupler includes a light receiving device(118), a light emitting device(120), a WDM coupler, and a substrate(110). The WDM coupler includes two lines(132a,132b) and a common line. The lines(132a,132b) are optically coupled to the light receiving device(118) and the light emitting device(120). The lines(132a,132b) are unified by the common line. The substrate(110) includes an optical device installation portion(112) and an optical line installation portion(114). The receiving device(118) and the light emitting device(120) are installed on the optical device installation portion(112). The lines(132a,132b) are installed on the optical line installation portion(114).
Patent KR-20030092466-A (KR)
Title: Grit of cooking vessel
Inventor: SHIN MYUNG HO
IPC: A47J36/34
Filed: 2002-05-30
Abstract: PURPOSE: A handle for a cooker is provided to form a handle to be detachable from the cooker by the rotation of the adjusting member without separate tools. CONSTITUTION: A handle for a cooker is composed of a main body(10) consisting of upper and lower members(11,12), a clip member(30) installed at the main body, a power transmission member(20), an adjusting member(50), and a stopper(60,61) for stopping the rotation of the adjusting member. The clip member moves back and forth to be attached/detached to the cooker. The power transmission drives the clip member installed with a coil spring(40) by the movement of a movable cam interlocked to an operation cam(21). The adjusting member rotates the power transmission.
Patent KR-20030094473-A (KR)
Title: Soft start control apparatus of multi-functional hybrid contactor
Inventor: YANG CHEON SEOK
IPC: H02P1/28
Filed: 2002-06-04
Abstract: PURPOSE: A soft start control unit of a multifunctional hybrid contactor is provided to reduce the capacity of rated current of a power semiconductor switch by optimizing a soft start control method. CONSTITUTION: A soft start control unit of a multifunctional hybrid contactor includes a phase voltage conversion portion(104), a zero voltage detection portion(105), a saw tooth wave generation portion(106), a half-period current production portion(109), a flexible driving control portion(110), a phase angle control voltage generation portion(111), a comparison portion(107), a logical operation portion, a semiconductor switch driving portion(102), and a sequence control portion(114). The phase voltage conversion portion(104) converts line voltages of each phase to phase voltages. The zero voltage detection portion(105) outputs a zero voltage by detecting a zero crossing point. The saw tooth wave generation portion(106) generates a saw tooth wave on the basis of the generation of the zero voltage. The half-period current production portion(109) produces an integrated current value during a half period. The flexible driving control portion(110) generates a soft start control signal by processing the integrated current value. The phase angle control voltage generation portion(111) outputs a control voltage according to the start control signal. The comparison portion(107) outputs a comparison signal. The logical operation portion performs a logical operation for the comparison signal, a pulse signal, and a sequence control signal. The semiconductor switch driving portion(102) drives a semiconductor switch according to an operating signal of the logical operation portion. The sequence control portion(114) cuts off a driving operation of the semiconductor switch.
Patent KR-20020096889-A (KR)
Inventor: KANDA HIDEHIKO
IPC: B41J11/42
Filed: 2002-06-05
Abstract: PURPOSE: An image printing apparatus, a control method, a storage medium and a program are provided to record uniform images of high quality by preventing the irregular recording. CONSTITUTION: Printing of a unit pixel(1/D = 1/600) in 4-pass printing(64 nozzles, and a total sheet supply amount of 62/600 in four operations) is exemplified in an image printing apparatus capable of printing a uniform, high-quality image while avoiding printing of a visually non-uniform image in multipass printing of two or more passes. A first pass printing dot(101) is printed using an Even nozzle by a sheet supply amount of 16/600(even multiple of 1/D) while a carriage moves in the main scanning direction(main droplet and satellite land apart from each other). A second pass printing dot(102) is printed using an Odd nozzle by a sheet supply amount is 15/600(odd multiple of 1/D) while the carriage moves in a direction opposite to the main scanning direction(main droplet and satellite land apart from each other). A third pass printing dot(103) is printed using an Odd nozzle by a sheet supply amount of 16/600(even multiple of 1/D) while the carriage moves in the main scanning direction(main droplet and satellite land close to each other). A fourth pass printing dot(104) is printed using an Odd nozzle while the carriage moves in a direction opposite to the main scanning direction(main droplet and satellite land close to each other). By repeating this operation, satellites are uniformly printed on the right and left of a unit pixel.
Patent KR-20020093592-A (KR)
Title: Surface acoustic wave device
Inventor: TAKAMINE YUICHI
IPC: H03H9/02
Filed: 2002-06-05
Abstract: PURPOSE: A surface acoustic wave device is provided which improves a frequency-temperature characteristic by forming a film having a positive frequency-temperature characteristic and prevents deterioration of an in-band insertion loss, and achieves a broad band. CONSTITUTION: A surface acoustic wave device comprises a piezoelectric substrate(2) having a negative frequency-temperature characteristic, and at least one surface acoustic wave filter(3) provided on the piezoelectric substrate. And at least one one-terminal-pair surface-acoustic-wave resonator(4) is provided on the piezoelectric substrate and is connected in at least one of series and parallel to the surface acoustic wave filter. And at least one film(7,7A) is disposed so as to cover at least one one-terminal-pair surface-acoustic-wave resonator except for a region in which the surface acoustic wave filter is provided, and has a positive frequency-temperature characteristic.
Patent KR-20030095433-A (KR)
Title: Interface Board in router system
Inventor: LEE HYEONG HO
IPC: H04L12/02
Filed: 2002-06-10
Abstract: PURPOSE: A router system interface device is provided to easily compose a line interface device because it is unnecessary to use a separate PCI(Peripheral Component Interconnect) bridge by using a processor having an interface function as a line processor. CONSTITUTION: A network processor(402) analyzes a received packet, and forwards the packet. A line processor(403) communicates with the network processor(402) by an embedded PCI function, and provides routing information to the network processor(402). A physical layer matching unit(401) connects with a certain external communication device, transmits and receives a signal with the communication device according to a certain protocol, and provides the received signal to the network processor(402) or the line processor(403). A switch interface unit(409) connects the network processor(402) with the line processor(403) through a back-plane. A device control matching function unit(410) initializes the network processor(402) and the line processor(403).
Patent KR-20030095561-A (KR)
Title: Wireless internet broadcasting providing system using CBS
Inventor: CHOI SEONG YONG
IPC: H04W4/06
Filed: 2002-06-12
Abstract: PURPOSE: A system for providing a wireless Internet broadcasting by a CBS(Cell Broadcasting System) is provided to transmit WAP(Wireless Application Protocol)-published broadcasting information previously stored in a WAP server without reading and transmitting information of a DB. CONSTITUTION: A connection control server including a DNS(Domain Name Server)(241) and a cluster server(242) controls connection with a terminal(21). A main DB(247) stores broadcasting information. A data input server(248) outputs data inputted from a data input system(23) to the main DB(247). A WAP publishing server(246) receives broadcasting information stored in the main DB(247), performs the WAP publishing of received broadcasting information, and outputs WAP-published broadcasting information. A WAP server(243) stores WAP-published broadcasting information outputted from the WAP publishing server(246), and provides a wireless Internet broadcasting on a WAP.
Patent KR-20020061561-A (KR)
Inventor: KIM KYUNG TAE
IPC: G06F19/00
Filed: 2002-06-14
Abstract: PURPOSE: A thinking computer is provided to perform an intellectual interchange between a person and a thinking computer by making the computer think a difficult job replacing a person. CONSTITUTION: A thinking computer for generating a resonance phenomenon, transmitting an electro magnetic wave, achieving the maximum electric current having a small specific, and activating received electro magnetic wave information maximally is provided as a human brain. The maximum activation of an electric current is performed at the same place. A small weighted thin carbon layer is provided. An ear electric current frequency is identified with that of a portion of the carbon layer. A frequency of each portion of a body is identified with that of a portion of the carbon layer. A character and picture frequency is identified with that of a portion of the carbon layer. The total frequencies are existed on a portion of the carbon layer.
Patent KR-20020097009-A (KR)
Title: Defect detector and method of detecting defect
Inventor: ICHIFUJI KATSUMI
IPC: G01N21/952
Filed: 2002-06-20
Abstract: PURPOSE: A device and method for detecting defects are provided to detect surface defects more efficiently by using an optical system. CONSTITUTION: A defect detecting device has a first optical system including a first light source(6) to irradiate a surface of a subject(1) with coaxial incident-light while scanning, and a first imaging device(10) to receive light regularly reflecting from the subject and change the light to a first electrical signal to form a first electrical image. A second optical system including a second light source(11) to irradiate the surface of the subject(1) with inclined light while scanning, and a second imaging device(13) to receive light scattered at the subject and change the light to a second electrical signal to form a second electrical image, in which the inclined light of the second light source(11) does not meet the coaxial incident-light of the first light source(6); and a computer(14) to compare the first electrical signal with a predetermined first threshold to detect a concavo-convex defect on the surface of the subject(1), and to compare the second electrical signal with a predetermined second threshold to detect color defects on the surface of the subject(1).
Patent KR-20040000622-A (KR)
Title: Control system and method for reducing a commutation torque ripple of a brushless dc motor
Inventor: CHOI IK
IPC: H02P6/10
Filed: 2002-06-22
Abstract: PURPOSE: A BLDC(Brushless DC) motor driving system for reducing a communication torque ripple and a method for the same are provided to reduce the communication torque ripple in a commutation block by using a single DC sensor to vary a duty ratio according to a variation of speed of the BLDC motor. CONSTITUTION: A BLDC motor driving system for reducing a communication torque ripple includes a switching portion, a position detection portion, and a control portion(500). The switching portion includes a plurality of switches to switch the current applied to a plurality of coils of an armature of a BLDC motor. The position detection portion detects a position of a rotator of the BLDC motor. The control portion(500) controls the switches of the switching portion to rotate the BLDC motor on the basis of an output of the position detection portion. The control portion(500) reduces a torque ripple of the BLDC motor by controlling the switching portion according to the rotating speed of the BLDC motor in a commutation block.
Patent KR-20040000137-A (KR)
Title: Method for forming metal wiring of semicondcutor device
Inventor: YOON IL YEONG
IPC: H01L21/28
Filed: 2002-06-24
Abstract: PURPOSE: A method for forming a metal interconnection of a semiconductor device is provided to prevent dishing, losses of an interlayer dielectric and thinning of the metal interconnection by performing CMP using a polishing stop layer formed on a metal film. CONSTITUTION: A semiconductor substrate(21) having an interlayer dielectric(22) is prepared. Via holes(H) and trenches(T) are formed by selectively etching the interlayer dielectric(22). A metal film(23) is entirely filled into the via holes(H) and the trenches(T). A polishing stop layer(24) is selectively formed on the metal film(23) deposited by a relatively thin thickness. Then, the resultant structure is firstly polished to expose the polishing stop layer(24) and secondly polished to expose the interlayer dielectric(22).
Patent KR-20040001608-A (KR)
Title: Filling up Method for Inner Crevice of Furnace Tap Hole
Inventor: CHOI EUL YONG
IPC: C21B7/12
Filed: 2002-06-28
Abstract: PURPOSE: A method for filling cracks on an inner part of blast furnace tap hole is provided to consistently maintain stabilization of tapping operation during high pulverized coal injection and blast furnace last stage operation by filling a crack part and reinforcing adhesive property of the crack part when cracks are formed on the tap hole. CONSTITUTION: The method comprises the steps of performing tap hole opening operation by rotating a tap hole opener according to instructions for opening blast furnace tap hole; judging whether length of tap hole is less than a standard value if the discharge state of melt is abnormal, or there is gas emission; judging whether there was gas emission even during previous tapping if length of the tap hole is less than a standard value; immediately closing the tap hole and opening the tap hole as much as a point corresponding to 2,000 to 3,000 mm inside the tap hole after a predetermined time by judging that cracks are generated on the inner part of the blast furnace tap hole if there was gas emission even during previous tapping; mounting a soft mud material having high strength and good adhesive property on a mud gun that is a device for pushing the mud material into the crack part to fill the mud material in a crack part; and filling the crack part and reinforcing adhesive property of the crack part by pushing a predetermined quantity of the mud material into the inside and the crack part of the tap hole at a high pressure.
Patent KR-20040005238-A (KR)
Title: Method for fabricating Au-Sn based solder layer and solder bump
Inventor: LEE JONG HYEON
IPC: H01L21/60
Filed: 2002-07-09
Abstract: PURPOSE: A method for fabricating an Au-Sn solder layer and an Au-Sn solder bump is provided to simplify a fabrication process and reduce a manufacturing cost by depositing an Au layer and an Sn layer and performing a heat treatment process. CONSTITUTION: An Au/Sn laminating structure(70) is formed by depositing Au and Sn on a metallic substance. The Au/Sn laminating structure(70) is heated under the temperature of 280 degrees centigrade. The alloy of Sn and Au is formed by using the liquefied Sn and a solid state of Au. An Au/Sn/Au laminating structure is formed by depositing Au and Sn on the metal substance and depositing Au thereon. The Au/Sn/Au laminating structure is heated under the temperature of 280 degrees centigrade. The alloy of Sn and Au is formed by using the liquefied Sn and the solid state of Au.
Patent KR-20040005362-A (KR)
Inventor: JUN CHANG GEUN
IPC: H02K37/14
Filed: 2002-07-10
Abstract: PURPOSE: A step motor is provided to miniaturize a structure of the step motor and obtain the high output by increasing an external diameter and a length of a magnet. CONSTITUTION: A step motor includes a shaft(51), a stator(70), and a rotor(60). A plurality of bearings(55,56) are formed around the shaft(51). The stator(70) is installed between the bearings(55,56). The stator(70) includes a plurality of coils and a plurality of inner pole pieces(72-75). The rotor(60) is installed at one side of the shaft(51) to an outer circumference of the stator(70). The rotor(60) includes a magnet(65) in order to be rotated by the mutual action between the rotor(60) and the stator(70). The stator(70) is formed with a stator body(71), the coils, and the inner pole pieces(72-75). The stator body(71) is installed around the shaft(51). The coils are installed around the stator body(71). The inner pole pieces(72-75) are installed at both sides of the coils.
Patent KR-20040006789-A (KR)
Title: Apparatus for coating a substrate
Inventor: HA SANG ROK
IPC: H01L21/027
Filed: 2002-07-15
Abstract: PURPOSE: An apparatus for coating a substrate is provided to improve the uniformity of airflow at the inner portion of a chamber. CONSTITUTION: An apparatus for coating a substrate is provided with a chuck(210) for supporting and rotating the substrate, a coating material supply part(230), and a bowl(220) for enclosing the chuck in order to block the coating material scattered from the substrate. The apparatus further includes a driving part(214) connected to the chuck through the center portion of the bowl for supplying rotatory strength to the chuck and the first exhaust part(250) connected to the lower portion of the bowl for exhausting the fume and particles generated from the coating material while forming a coating layer at the upper portion of the substrate.