baber/WOPTO huggingface dataset:
Patent KR-20030001713-A (KR)
Title: Semiconductor device having copper metal wiring layer and fabrication method thereof
Inventor: KIM HAN SEONG
IPC: H01L21/28
Filed: 2001-06-27
Abstract: PURPOSE: A semiconductor device having a copper wiring layer and a method for fabricating the same are provided to prevent the migration of copper metal by forming a seam within a tungsten plug. CONSTITUTION: An interlayer dielectric(103) having the first contact hole(102) is formed on an upper surface of a semiconductor substrate(101). The interlayer dielectric(103) is formed with a silicon oxide layer. A plug(105a) having a seam(107) is formed within the first contact hole(102). An entrance portion of the seam(107) is filled with a metal layer(109). The plug(105a) is formed with a tungsten layer. The metal layer(109) is used for preventing migration of copper. An insulating layer pattern(111) having the second contact hole(113) is formed on the interlayer dielectric(103). A copper metal wiring layer(115) is formed within the second contact hole(113).
Patent KR-20010079337-A (KR)
Inventor: RYU DONG SOO
IPC: H01L23/40
Filed: 2001-07-07
Abstract: PURPOSE: A fixing tool for fixing a power semiconductor device in a heat sink is provided to reduce the cost for making a heat sink hole by fixing the power semiconductor device in the heat sink without the heat sink hole. CONSTITUTION: A fixing part(14) is formed on the one end of the body(12) of a fixing tool(10), and inserted into a fixing groove, so that a power semiconductor device is fixed by a pressing part(16) of the fixing tool(10). Then, the fixing part(14) is supported by the first supporting point and the second supporting point of the fixing groove. By the supported force, the pressing part(16) in the other end of the body(12) of the fixing tool(10) is formed roundly, so that the power semiconductor device is supported strongly by the center portion of the processing part(16).
Patent KR-20020016503-A (KR)
Inventor: SAKUMA TSUTOMU
IPC: F25D29/00
Filed: 2001-07-19
Abstract: PURPOSE: A refrigerant and control method of the same are provided to improve efficiency of refrigerating cycle. CONSTITUTION: A control device of a refrigerator executes freezing mode starting operation starting operation at freezing mode after a compressor(15) is stopped because temperature in a refrigerator compartment(4) and freezer compartments(7,8) drops under set temperature or after defrosting operation; switches operation to refrigerating mode after cooling at freezing mode starting operation for fixed period when the compressor is started by demand to execute the cooling mode; and sets the fixed period of freezing mode starting operation in inverse proportion to rotational frequency of the compressor.
Patent KR-20030009862-A (KR)
Inventor: MA DONG GWAN
IPC: A47C3/40
Filed: 2001-07-24
Abstract: PURPOSE: A tube guide for a column unit is provided to smoothly move a spindle upward and downward by forming a plurality of ribs on the inside surface of the tube guide and smoothly accomplish the broaching. CONSTITUTION: The tube guide(30) has a hexagonal inside surface(34). Two inside ribs(33) are formed on each surface in the axial direction. Since the upward and downward movements of the spindle reduce the contacting area, the frictional force is remarkably reduced and the spindle is smoothly moved upward and downward. Further, only one surface of the inside rib(33) needs to be broached, the broaching area is remarkably reduced.
Patent KR-20030010227-A (KR)
Title: An Underground pipe with of damage prevent function
Inventor: KIM GYEONG YEOL
IPC: H02G9/06
Filed: 2001-07-26
Abstract: PURPOSE: An underground pipe having a manhole connector damage preventing function is provided to maximize a duration of underground pipe equipment, minimize a repair work, and minimize an electric accident according to a damage of the underground pipe. CONSTITUTION: A manhole fixture is fixed to a manhole. An underground pipe is divided into an inlet pipe(10) and a main pipe(20) in order to have an extension function in a predetermined location in which a shearing force is generated. An extension connector is installed at a connecting part of the inlet pipe(10) and the main pipe(20) to have an extension function in a longitudinal direction. Sleeves(11,21) are formed at the extension connector. One of the sleeves(11,21) is inserted into the other of the sleeves(11,21). A waterproofing packing(30) is installed at a sleeve connector. Sleeve boots are integrally formed on the sleeves(11,21) and cover the sleeve connector.
Patent KR-20020024525-A (KR)
Title: Method for operating a fuel cell battery
Inventor: KELLER MARTIN
IPC: H01M8/04014
Filed: 2001-08-13
Abstract: PURPOSE: Provided is a method for operating a fuel cell battery, especially a high-temperature fuel cell battery. Also, provided is an equipment with the fuel cell battery. CONSTITUTION: The method for operating a fuel cell battery involves analysis of the integrity state of the battery. The integrity state is determined by measuring the battery operating parameters. To operate the battery safely integrity dependent parameters are taken into account to limit its electrical output or to interrupt its operation. A parameter pair characterizes the integrity state. From the relationships between the parameters the batteries internal resistance can be determined or conversely the quality of the battery can be deduced.
Patent KR-20020019386-A (KR)
Inventor: GOGO KAZUHIKO
IPC: B62K25/28
Filed: 2001-08-20
Abstract: PURPOSE: To improve the driving performance and the productivity of a vehicle by concentratively mounting fixtures such as the electrical equipment on a car body frame without mounting an upper end of a cushion unit to the car body frame such as a seat frame or the like, to minimize the vehicle, and to increase a degree of freedom in the design of the car body frame. CONSTITUTION: One end of a swing arm 32 is swingably mounted on a pivotal shaft 31 mounted on a power unit 16, a rear wheel is rotatably mounted on the other end of the swing arm 32, the upper end of the cushion unit 34 is mounted on the switch arm 32, and a lower end of the cushion unit 34 is connected to the power unit 16 by a power unit swing shaft 55 located at a lower part with respect to the pivotal shaft 31, through a link mechanism 37.
Patent KR-20030016636-A (KR)
Title: Functional jardiniere
Inventor: KANG MUN SIK
IPC: A01G9/02
Filed: 2001-08-21
Abstract: PURPOSE: A functional flower-pot is provided which is easily maintained, of light weight, retains moisture for a long time and elongate the life span of plants planted therein. CONSTITUTION: The functional flower-pot is manufactured by mixing 60-70 wt.% of clay, 10-20 wt.% of zeolite, 7-15 wt.% of macsumsuk powder, 10-15 wt.% of illite, and 3-15 wt.% of a binder in a certain mixing ratio; and forming the mixture into a flower-pot and sintering it at 700-1250deg.C.
Patent KR-20030019019-A (KR)
Title: Architectural Make-and-Break Cuisine Exhaust Pipe
Inventor: LEE KEE CHAL
IPC: F24F7/04
Filed: 2001-08-31
Abstract: PURPOSE: An opening and closing type kitchen exhaust pipe for construction is provided to completely discharge exhaust gas. CONSTITUTION: A first opening and closing partition(1) and a second opening and closing partition(2) are installed in a pipe made of PVC(Polyvinyl Chloride) pipe whose outer diameter is 95mm. An auxiliary exhaust outlet(7) is formed between the first opening and closing partition and the second opening and closing partition. The second opening and closing partition is closed when outer disturbing factor exists due to strong wind and exhaust gas is discharged through the auxiliary exhaust outlet to prevent infiltration of rainwater.
Patent KR-20020035741-A (KR)
Inventor: ONEYAMA NAOTAKE
IPC: G05B13/00
Filed: 2001-09-03
Abstract: PURPOSE: To easily compute a nozzle diameter and pressure right before the nozzle for decreasing the consumption flow rate of compressed air of an air blow system. CONSTITUTION: The current nozzle diameter, work distance, and pressure right before the nozzle or blow strike pressure are inputted as current values, and the consumption flow rate of the compressed air and blow strike pressure or pressure right before the nozzle are computed from the current values. An improved value of the nozzle diameter or pressure right before the nozzle is inputted judging from the arithmetic results, and the consumption flow rate of the compressed air and the pressure right before the nozzle or nozzle diameter are computed from the improved value as many times as needed. Thus, the nozzle diameter and pressure right before the nozzle are selected which minimize the consumption flow rate of the compressed air.
Patent KR-20030023375-A (KR)
Inventor: LIM DAE YEONG
IPC: H04N5/92
Filed: 2001-09-13
Abstract: PURPOSE: A DTV receiver is provided to record and store HD digital video signals without video loss according to taste of a user even when HD digital video signals are recorded at a VTR. CONSTITUTION: An input part(201) receives a plurality of outer input signals. A switch(202) selects one input signal among the plurality of outer input signals according to selection of a user. In the case of an NTSC signal, the switch bypasses without extra processing. In the case of an HD broadcasting signal, a memory(203) stores a digital video. A host I/F(204) processes the digital video. The processed digital video is transmitted to a format converter(205). The format converter converts an output format of the digital video according to a format selected by the user. An NTSC encoder(206) encodes the converted data for compatibility with the existing NTSC signal.
Patent KR-20030024469-A (KR)
Title: changer for PL lamp
Inventor: KIM HAG GEUN
IPC: F21V21/08
Filed: 2001-09-18
Abstract: PURPOSE: A PL lamp exchange tool is provided to be capable of exchanging and installing a PL lamp without using a ladder or chair. CONSTITUTION: A lamp inserting part(40) is provided at a top of a handle part(30) and has a hole(42) whose upper part is opened. A stopper(50) is installed on an inner surface of the lamp inserting part(40). A PL lamp(15) having a bent part(12) of a 'U' shape is inserted n the lamp inserting part(40) so as to be installed in a socket. The bent part(12) is caught at a lower part of the stopper(50). An inclined guide part(45) is provided at a lower part of the stopper(50). The stopper(50) is slid into the PL lamp(15) by the inclined guide part(45) so as to be inserted in a center space part of the PL lamp.
Patent KR-20030028662-A (KR)
Title: Apparatus for testing taxi port in exchange
Inventor: KIM GEUM SUK
IPC: H04M3/22
Filed: 2001-09-25
Abstract: PURPOSE: A taxi port testing apparatus of an exchanger is provided to heighten a reliability of a port by mounting a loop back cable in a taxi link and testing a pertinent link by using a command and control register. CONSTITUTION: An operator terminal(10) selects a link to be tested in a state that a loop back cable is mounted between taxi ports and selects the number of cell transmissions through the selected link. A command register(20) sets the test link selection value selected by the operator terminal(10) and the value of the number of cell transmissions. A transmitter(30) transmits a parallel cell message obtained by adding board direction information to a transmission message according to the set value of the command register. Taxi transmission links(40,40-1) convert the parallel cell message provided from the transmitter(30) into serial cell message and transmit it. Taxi reception links(50,50-1) convert the serial cell message provided from the taxi transmission links into a parallel cell message and transmit it. A receiver(60) compares a board direction information-deleted cell message among the parallel cell messages provided from the taxi receiving links with a comparison message, and if the two messages are the same, the receiver(60) transmits a message informing that the two messages are the same and a clear signal. A time-out generator(70) clears counting according to the clear signal provided from the receiver(60). A control register(80) stores a testing result message that the two messages provided from the receiver are the same.
Patent KR-20030029291-A (KR)
Title: Black matrix and preparing method thereof
Inventor: CHOI CHEON GI
IPC: H01J9/20
Filed: 2001-10-06
Abstract: PURPOSE: A black matrix and a manufacturing method thereof are provided to achieve improved luminance and contrast characteristics, while reducing power consumption by reducing the amount of voltage applied to the evaporating boat. CONSTITUTION: A black matrix comprises a dielectric material 10 to 30 weight% selected from a group consisting of SiO, SiO2, MgF2 and SiNx (wherein x is an integer larger than 1); a metal 50 to 80 weight% selected from a group consisting of Fe, Co, Ti, V, Al, Cu, Au and Ag; and an alloy 5 to 40 weight% made up of a binary metal selected from a group consisting of Fe, Co, Ti, V, Al, Cu, Au and Ag. A method of manufacturing a black matrix comprises a first step of injecting a dielectric material, metal and an alloy into a single evaporating boat; a second step of mounting a panel of a display device on a vacuum evaporator, and evaporating the dielectric material, metal and the alloy while increasing the temperature of the evaporating boat; and a third step of patterning the resultant structure through a photolithography process.
Patent KR-20030030363-A (KR)
Title: Housing Oscillating Type Cam Apparatus And Work Shifter Using Such Apparatus
Inventor: KATO HEIZABURO
IPC: B23Q7/14
Filed: 2001-10-10
Abstract: PURPOSE: A housing oscillating cam device and a work shifter are provided to approximately move the position of an output shaft to a rectilinear line by oscillating the cam device and to derive oscillatory motion from the rotation of an input shaft and synchronize oscillation with the motion of the output shaft. CONSTITUTION: A housing oscillating cam device is composed of an input shaft(22) supported to a housing(21) to freely rotate; a first output shaft supported to the housing to rotate and axially slide; a second output shaft(24) supported to the housing; a first cam mechanism(25A) for transmitting the rotation of the input shaft to the rotary motion of the first output shaft; a second cam mechanism(25B) for changing and transmitting the rotation of the input shaft into the axial reciprocation of the first output shaft; a third cam mechanism(25C) for changing and transmitting the rotation of the input shaft into the oscillatory rotation of the second output shaft; and a link mechanism mounted between the second output shaft and the fixation system. The link mechanism supports the housing to a fixation system as a base to freely oscillate the housing and changes the oscillatory rotation of the second output shaft into the oscillatory motion of the housing.
Patent KR-20030031782-A (KR)
Title: Data backup method in warm start of imbedded system
Inventor: JUNG JAE YEOP
IPC: G06F9/24
Filed: 2001-10-16
Abstract: PURPOSE: A method for a data backup at a warm start of an embedded system is provided to control a program loading unit of the embedded system by dividing the program loading unit into a program storing area and a data backup area and dividing a program into a use area and a backup area when a microprocessor accesses the program loading unit. CONSTITUTION: If a system is started(S301), a selected area of a backup area at a program loading unit is searched and an existence of data is checked(S302). If the system is started through a warm start or a cold start, the starting operation is stored in an address of the backup area(S303,S304). Data for a debugging are stored in the backup area of the program loading unit at a predetermined period while a program is operated. A debugging process is executed using the stored data(S305,S306). The program is progressed in order adapted to the warm start or the cold start(S307).
Patent KR-20030033620-A (KR)
Title: a washer
Inventor: JUNG WON GI
IPC: D06F39/08
Filed: 2001-10-24
Abstract: PURPOSE: A washing water circulating device of a washing machine is provided to reduce consumption of detergent by alkalifying washing water with reacting on ceramic, and to improve washing efficiency by infiltrating the laundry with washing water promptly with reducing the surface tension of water. CONSTITUTION: A washing water circulating apparatus of a washing machine is composed of a circulating pipe(72) forming the washing water passage to supply washing water from the lower part to the upper part of a washing tub(54) and a dehydrating tub(56); a pump(74) installed in the lower part of the circulating pipe to pump washing water up; and a ceramic storage part(80) including plural ceramic balls formed in the circulating pipe to alkalify washing water. Hydroxide ion is generated by reacting on the ceramic with circulating washing water. Consumption of detergent is reduced by alkalifying washing water, and washing efficiency is improved without damage of the laundry.
Patent KR-20030034622-A (KR)
Title: fully of drum-type washing machine
Inventor: CHO JAE GYU
IPC: B21D53/26
Filed: 2001-10-26
Abstract: PURPOSE: A pulley of drum-type washing machine is provided to improve forming property, increase processing accuracy and stiffness and reduce manufacturing cost by improving structure of the pulley. CONSTITUTION: The pulley of drum-type washing machine is characterized in that the pulley(105) is formed as a pulley axially connected to the rear side of drum is press forming a metal plate so as to rotate the drum by receiving power of motor through belt, wherein the pulley is made of an iron plate and consisted of a rear wall surface(105a) which is roughly formed in a cup shape, and at the center of which a hub part(105c) is formed so that a drum shaft is inserted into the hub part, and a side wall surface(105b) which is integrally formed perpendicularly to the rear wall surface so that the belt is surface contacted with the side wall part, wherein a plural embossing parts(105d) are circumferentially formed on the rear wall surface of the pulley with being spaced apart from each other in a certain distance so that the plural embossing parts not only improve stiffness of the pulley as a whole, but also function as a handle for rotating the pulley during winding operation of the belt, wherein a hub plate(120) is caulking connected to the central part of the rear wall surface to increase stiffness of a portion to which shaft is connected, and wherein the front end of the side wall surface of the pulley is outwardly rounded to accurately maintain circular shape of the pulley and secure safety of workers during high speed revolution through strength improvement of the pulley.
Patent KR-20030028353-A (KR)
Title: Optical disk
Inventor: KO JEONG WAN
IPC: G11B7/24082
Filed: 2001-11-05
Abstract: PURPOSE: An optical disc is provided to prevent the cross-talk between different wobble areas by a connection area, thereby carrying out the reliable recording/reproducing over the entire areas of a disc under the same conditions. CONSTITUTION: An optical disc includes an exclusive reproducing area(10) formed with a first wobble(12) for preventing deletion of exclusive reproducing data such as disc-related information or recording-related parameter by a user randomly, a recording/reproducing available area(30) formed with a second wobble(32) different from the first wobble, and a connection area(20) disposed between the exclusive reproducing area and the recording/reproducing available area.
Patent KR-20020002448-A (KR)
Inventor: CHUN YANG KUN
IPC: C02F3/10
Filed: 2001-11-13
Abstract: PURPOSE: A fluid media soaked with zeolite is provided to remove organics and ammonia nitrogen via adsorption and ion-exchange. CONSTITUTION: The fluid media is manufactured by soaking polyethylene or poly-urethane with zeolite. The pore size of polyethylene and polyurethane is 25-60ppi. The zeolite of the present invention has a specific surface area of 0.9-1.7m¬2/g, and a density 1.1-2.1g/cc, and an ion-exchange capacity (C.E.C) of 120(me/100g). Soaked zeolite in the fluid media is filtered through a sieve being 300-500 mesh. Water content of zeolite is 12% and less. The fluid media is packed in an aerobic tank in a ratio of 10-20% of the aerobic tank volume.
Patent KR-20030040874-A (KR)
Title: Dual Directional Prestressed Tendon Anchoring Apparatus, Precast Concrete Box Culvert Using the Same, Assembling Structure and Method in Precast Concrete Box Culvert
Inventor: CHA JAE GYU
IPC: E03F3/04
Filed: 2001-11-16
Abstract: PURPOSE: An assembling structure of a prefabricated precast concrete box culvert using a 2-way prestressed steel wire anchorage is provided to minimize the loss of prestress, to couple a box culvert with strong binding force, to minimize the waste of the steel wires required and to prevent the damage of a culvert. CONSTITUTION: The assembling structure of a prefabricated precast concrete box culvert using a 2-way prestressed steel wire anchorage comprises the steps of: locating more than two precast culverts(201,202,203) on the ground, and precast culverts(201,203) with a concave part(110) for steel wire fixation and a precast culvert(202) without a concave part(110) are located by turns; and interposing a steel wire through a steel wire passage hole.
Patent KR-20030042256-A (KR)
Title: Lens module of bar code pen scanner
Inventor: NAM IN TAI
IPC: G06K7/00
Filed: 2001-11-22
Abstract: PURPOSE: A lens module of a barcode pen scanner is provided to maximize workability and production through a simplified structure by forming a module body divisionally, and installing a plurality of light emitting elements and a circular stopper double-filter, and to minimize an error by improving accuracy. CONSTITUTION: The module body is formed into an upper and a lower part. The grooves(13,13') are formed on respective screw parts(2,3). A light receiving hole(4) is formed on a center of a PCB(Printed Circuit Board)(8). The light emitting elements(7) are installed to a front surface of the PCB(8). The PCB(8) is connected by inserting a connection terminal(14) into the grooves(13,13'). A lens(9) is installed to a rear part of the light receiving hole(9). The circular stopper double-filter having the light receiving holes(10,10') of the different sizes is installed to the rear part of the lens(9). A photo-sensor(6) having a micro hole(12) at the center is installed to the rear part of the double-filter(11). The front light receiving hole(10) of the double-filter is larger than the rear light receiving holes(10').
Patent KR-20030044655-A (KR)
Title: Side ventilation control process and system for single span greenhouse
Inventor: KIM HYEON HWAN
IPC: A01G9/24
Filed: 2001-11-30
Abstract: PURPOSE: A method and an apparatus for making an automatic vent control for a single span greenhouse are provided to control the inner temperature of the greenhouse such that any stress is not applied to the plants grown therein. CONSTITUTION: An automatic vent control system for a single span greenhouse includes a power supply(100) for supplying the voltage proper, a relay driving unit(200) driven upon receipt of the voltage from the power supply to drive a vent control motor, an inner temperature detection unit(300), an outer temperature detection unit, a Micom control unit(500) for comparing the data output from the inner and the outer temperature detection units and outputting signals for driving the relay driving unit, a display unit(600) for displaying the inner and the outer temperatures and the reference temperature on a display screen upon receipt of signals from the Micom control unit, and a switch unit(700) for inputting the selected items by the user to the Micom control unit.