baber/WOPTO huggingface dataset:
Patent KR-20000067556-A (KR)
Inventor: PARK JUNG HYEON
IPC: H04N5/21
Filed: 1999-04-29
Abstract: PURPOSE: An apparatus for preventing an electromagnetic interference of PDP(plasma display panel) TV is provided to synchronize a switching frequency of a resonant control portion with a switching frequency of a PWM control portion, thereby improving the electromagnetic interference generated by a difference between the two frequency. CONSTITUTION: The apparatus for preventing an electromagnetic interference of PDP TV comprises a rectifier for rectifying an AC input voltage, a constant-voltage controlling portion for generating a DC voltage regardless of a change in the AC input voltage, a resonance type transformer for receiving the DC voltage and outputting a constant DC voltage through a resonant controlling portion(3), a PWM controlling portion for stepping down the constant DC voltage from the transformer, and a synchronous detector for detecting a waveform of a pulse output from the resonance type transformer and applying the pulse as a synchronous signal to the PWM controlling portion so that an output waveform is synchronized with the pulse.
Patent KR-20010001476-A (KR)
Inventor: KIM JEONG HUN
IPC: A61Q11/00
Filed: 1999-06-04
Abstract: PURPOSE: An oral composition for repressing halitosis is provided to remove oral bacteria including Streptococcus, Actinomyces, Porphyromonas, Actinobacillus and periodontal disease and halitosis inducing materials. CONSTITUTION: An oral composition for repressing halitosis is characterized by using: (i)at least one kind selected from the group of triclosan, cetylpyridium chloride, sanguinarine, thymol, eucalyptol as oral disinfectant; (ii)at least one kind selected from the group of UDCA(urosodesoxycholic acid), chenodesoxycholic acid, the derivative thereof, taurourosodesoxycholic acid as repressor for periodontitis; (iii)at least one kind selected from the group of Quercetin, Kaempferol, Myricetin, Morin, Luteolin as flavonoid. Wherein, the composition comprises 0.001-1 wt.% of oral disinfectant, 0.001-2 wt% of repressor for periodontitis and 0.001-5 wt.% of flavonoid.
Patent KR-20010002254-A (KR)
Inventor: BAE JUN HO
IPC: H01J29/48
Filed: 1999-06-14
Abstract: PURPOSE: An electron gun for a color cathode ray tube is provided to realize the spot size of an electron beam on a screen so that three colors are identical, while maintaining an appropriate electron beam amount as to adjust a white balance, without the degradation of color reproducibility. CONSTITUTION: In an electron gun for a color cathode ray tube, a cathode emits the thermoelectron by the calorific value of a heater. The first electrode controls the thermoelectron emission amount of the cathode. The second electrode accelerates the electron beam emitted from the cathode. The third and fourth electrodes form a shearing focusing lens. The fifth and sixth electrodes form the primary focusing lens. The respective electrode has through-holes respectively through which the electron beam being red, green and blue passes. The through-hole of the blue electron beam(16B) is formed in either the opposite plane of the sixth electrode in the fifth electrode or the opposite plane of the fifth electrode in the sixth electrode. The through-hole of the blue electron beam(16B) has same configuration as that of the red electron beam and has different size from that of the red electron beam(16R).
Patent KR-20010004324-A (KR)
Inventor: CHOO SIN HO
IPC: G11C11/401
Filed: 1999-06-28
Abstract: PURPOSE: A data strobe signal output buffer of a semiconductor memory device is provided which generates a data strobe signal of a DDR(Double Data Rate) SDRAM which has a stable preamble interval and a stable postamble interval and is toggled by being edge-triggered with data. CONSTITUTION: The device is embodied with a pipe line latch and an output driver similar to a data output buffer, and thus data being output from the inside of a chip to the outside and a data strobe signal has an equal driving capability and driving timing. That is, the data strobe signal output buffer generates a data strobe signal which has a stable preamble interval and a stable postamble interval and also is toggled by being edge-triggered with data. The data strobe signal output buffer includes: an output driving unit(700) outputting the data strobe signal in response to the first control signal and a pull-up signal and a pull-down signal; a preamble control unit(300) to control the preamble state of the data strobe signal in response to the second control signal; a toggling flip flop unit(400a,400b,400c) to generate a pair of inverted data strobe signals which is activated similarly to the data strobe signal and at the same time is latched in response to a pipe count signal; and a pipe line latch unit(600a,600b,600c,600d,600e,600f) generating the pull-up signal and the pull-down signal being inputted to the output driving unit in response to the inverted data strobe signal from the toggling flip flop unit and the pipe count signal and the first control signal.
Patent KR-20010005279-A (KR)
Inventor: CHOI GYEONG YONG
IPC: H01R24/00
Filed: 1999-06-30
Abstract: PURPOSE: A protective basement is provided so that a contact terminal can be protected by an insulating resin to prevent corrosion and short, and improve cable workability. CONSTITUTION: A protective basement is used to protect subscribers from an overvoltage and overcurrent. The protective basement is formed in an identical size to a general protective basement. However, differently from the general protective basement, the protective basement can prevent a contact loss. That is, an insulation displacement connection terminal has a single structure. At this time, an incoming cable(B) and an outgoing cable(C) are interconnected in a lateral direction. Accordingly, a contact loss by a contact point is decreased. In addition, a contact terminal is protected by an insulating resin so that corrosion and short can be prevented and cable workability can be improved. Moreover, a high-priced cable can be interconnected, without requiring specific tool. As a result, workability of the protective basement can be considerably improved.
Patent KR-20010005364-A (KR)
Inventor: CHO BYEONG YONG
IPC: B21B28/02
Filed: 1999-06-30
Abstract: PURPOSE: An automatic grinding method for a roll is provided to automate a grinding process by automatically calculating the expected grinding amount of the roll and by automatically selecting a grinding program with a roll grinder. CONSTITUTION: First, the using history of a roll from a rolling and an annealing process is automatically sent to a system and an expected grinding amount is output. With the expected grinding amount and illumination, a grinding program is selected and a grinder works with the data of the grinding program. After the grinding process, a super sonic detector analyzes the data to inform the depth and the distribution of a crack. When the depth and the distribution satisfy a grinding condition, the roll is reused for the rolling and the annealing process.
Patent KR-20010010866-A (KR)
Inventor: KIM HYEONG SEOK
IPC: F04D29/04
Filed: 1999-07-23
Abstract: PURPOSE: A structure of a bearing of a turbo compressor is provided to prevent the damage of the parts by preventing metal contact in rotating a driving shaft and reducing initial mobile power, thereby improving the reliability of the parts. CONSTITUTION: A structure of a bearing includes a bearing housing forming a shaft insertion hole(71) and having a plurality of fixing grooves in the inner peripheral surface of the shaft insertion hole, a plurality of foils(80) fixedly coupled with the fixing grooves of the shaft insertion hole for supporting the driving shaft, a first magnet(90) fixedly coupled with the inner peripheral surface of the bearing housing, and a second magnet(100) coupled with a driving shaft inserted into the shaft insertion hole of the bearing housing oppositely to the first magnet for rising the driving shaft by magnetic force with the first magnet.
Patent KR-20010011360-A (KR)
Inventor: LEE SU GEUN
IPC: H01L21/31
Filed: 1999-07-27
Abstract: PURPOSE: A forming method is to form the first insulating layer with low dielectreic constant on a semiconductor substrate and to form a buffer insulating layer on the first insulation layer, so as to increase crack resistance and to improve planarization of the insulation layer. CONSTITUTION: A forming method of an insulating layer with low dielectreic constant comprises the steps of: forming the first insulation layer(106) with low dielectreic constant on a semiconductor substrate having patterns of more than 6000 angstrom step; forming a buffer insulation layer(108) on the upper portion of the first insulating layer with a low dielectreic constant by a CVD process; and forming the second insulating layer with a low dielectreic constant on the upper portion of the buffer insulation layer, the first insulating layer including an FOX, HOSP or nano-glass layers formed by a spin-coating, and the buffer insulating layer being deposited in temperature below 450 deg.C.
Patent KR-20010011503-A (KR)
Title: Dll circuit using bidirectional delay
Inventor: LEE JUNG HO
IPC: H03L7/00
Filed: 1999-07-28
Abstract: PURPOSE: A DLL circuit using bidirectional delay is provided to alternately use two input signals when an external clock signal has a high level and the clock signal has a low level by employing unit delays, to improve efficiency of bidirectional delay. CONSTITUTION: The device includes the first delay(100) for delaying an external clock signal, the first pulse generator(101) for receiving the output of the first delay to generate the first input signal in the form of short pulse, and the second delay(102) for delaying the inverted external clock signal. The DLL circuit also has the second pulse generator(103) for receiving the output of the second delay to generate the second input signal having a short pulse form, a direction controller(104) for generating the first and second control signals for controlling a delay direction according to the level of the external clock signal, and a delay chain(105) for delaying the first or second input signal in forward and backward directions according to the first and second control signals.
Patent KR-20010011732-A (KR)
Inventor: BAEK CHAN JUN
IPC: C21C7/00
Filed: 1999-07-30
Abstract: PURPOSE: A method for refining steel for porcelain enamel containing a high oxygen content and steel for porcelain enamel manufactured by the same are provided to prevent refractories erosion and provide steel for porcelain enamel containing a high oxygen content of which total oxygen is high by adding Mn and oxidizing the molten steel. CONSTITUTION: In a method for manufacturing steel for porcelain enamel, a molten steel is injected into a Tundish and continuously cast after the refining process in which a molten steel in a ladle is carburized and oxidized in RH. The molten steel in a ladle is comprised of a constituent of which oxidizing power is lower than that of Mn. The oxidization is carried out within the range of dissolved oxygen of 250 to 280 ppm by putting Mn into the molten steel. The steel for porcelain enamel has 300 to 400 ppm of total oxygen, and deoxidized by Mn.
Patent KR-20010011738-A (KR)
Inventor: JIN JIN HA
IPC: F15B21/00
Filed: 1999-07-30
Abstract: PURPOSE: A synchronizer is provided to be much unaffected by the inner diameter and frictional force of a cylinder while not generating accumulative error by repeated operations through adjusting the amount of oil supplied into the cylinder by detecting the relative location of cylinders. CONSTITUTION: Pistons(12,12') of actuators(10,10') is pivoted on both ends of a horizontal bar(22). A changed location detecting unit20) detects the changed location of the actuators by containing a first rod(24) having an upper end fixed with a lower unit of the bar. A second rod(30) contains an elongated hole(34) for inserting the lower end of the first rod for being inclined in the opposite direction from the first rod. Therefore, the first rod is elevated with the pistons. A rotary control valve(40) compensates the changed locations of the actuators by controlling the amount of oil supplied into the actuators according to the inclination of the second rod.
Patent KR-20000017049-A (KR)
Title: A Machine For Massaging
Inventor: USHIO NOBUYUKI
IPC: A61H23/02
Filed: 1999-08-03
Abstract: PURPOSE: A massage apparatus is provided to improve the durability of a cover sheet, to prevent the slopping of the cover sheet at the same time, to improve the fit feeling, and to be equipped the other massage function. CONSTITUTION: The massage apparatus comprises:a pair of massage rollers(16) inclined toward the contrary direction and a rotating roller(25) having a projection unit for many stimulus, installed each in a driving shaft(9) rotated by a motor(6); a cover sheet(35) to cover the massage roller(16) and the rotating roller(25); a massage roller unit(51) and a rotating roller unit(52) separately prepared to suit each in the outer circumference of the massage roller and the rotating roller, integrally formed; the cover sheet to be able to cover the massage roller and the rotating roller by differing colors of the massage roller unit and the rotating roller unit.
Patent KR-20010016864-A (KR)
Inventor: HAN JAE HUI
IPC: H04B1/62
Filed: 1999-08-04
Abstract: PURPOSE: An apparatus for linearizing a previous distortion of a power amplifier is provided to supply an impedance matching effect using a super high frequency variable capacitance element, so as to improve a gain of the power amplifier, and to increase entire efficiency to double a usage time of a battery, then to improve the reflection coefficient by an impedance matching so as to stabilize the power amplifier. CONSTITUTION: A directional coupler extracts a radio frequency(RF) input or output signal. A detector detects an envelope signal from the extracted RF input or output signal. A direct current(DC) controller controls the detected signal of the detector. One or more than one super high frequency variable capacitance elements are reversely coupled with an output signal of the DC controller. One or more than one impedance compensation circuits are connected to an input side or an output side or an input/output side of an active element. Even when a signal level of the RF signal is changed or an operation point of an amplifier is changed, or when both of the signal level and the operation point are changed, the active element receives an input compensated by an impedance compensation circuit or an output impedance, and performs an input matching or an output matching or an input/output matching.
Patent KR-20000017188-A (KR)
Inventor: BRACERLAS JOERGY M
IPC: G01R31/30
Filed: 1999-08-09
Abstract: PURPOSE: A static random access module and semiconductor module testing method is provided, which performs an inner circuit burn-in test of a semiconductor memory device within a considerably short time. CONSTITUTION: The static random access module comprises: a random access memory array (12) having a plurality of memory storing units, a plurality of inputs, and a plurality of output data lines; a self reset circuit (21) to be connected to the input of the array (12) through an address generator (20); an external clock input to be connected to the self reset circuit (21); a data latch to be connected to the output data line; a module output to be connected to the output of the data latch; a restore logic circuit (36) to be connected between the self reset circuit (21) and the output clock output; and a comparing/latching circuit (37) to be connected among the restore logic circuit (36), the output of the data latch, and the module output. Thereby, it is possible to increase the burn-in efficiency and the reliability of the tested device.
Patent KR-20010012008-A (KR)
Inventor: HAN TAE HEE
IPC: A24D3/04
Filed: 1999-08-10
Abstract: PURPOSE: A cigarette having a lead-type filter in the tobacco part is provided to remove harmful ingredients such as nicotine or tar from a cigarette and deodorize a cigarette. CONSTITUTION: The lead-type filter(13) is inserted into the tobacco part(11), and burns out simultaneously with the tobacco part. The lead-type filter(13) contains active carbon particles, aromatic particles, licorice powder, coke particles, and radish sprout, sweet potato sprout, or persimmon leaf particles, and is prepared by steaming or carbonizing the various kinds of particles, powdering and fixing-molding.
Patent KR-20010018892-A (KR)
Inventor: KIM JEONG HUN
IPC: A01N25/08
Filed: 1999-08-23
Abstract: PURPOSE: An antifungal preparation containing itraconazole and a producing method thereof are provided, thereby the bioabsorption rate of itraconazole into an animal body cannot be decreased by preventing re-crystallization. CONSTITUTION: The antifungal preparation contains amorphous itraconazole and 0.01 tol 25 wt.% of drying agents, in which the amorphous itraconazole comprises some part of semi-crystalline or crystalline itraconazole, and the drying agents contain one or more ones selected from colloidalsilica, light anhydrous silicate, heavy anhydrous silicate, sodium chloride, potassium aluminosilicate, calcium aluminosilicate or a mixture thereof. The antifungal preparation is produced by the steps of: producing anhydrous itraconazole, producing a preparation containing the same itraconazole, and adding the drying agents.
Patent KR-20010019533-A (KR)
Title: Mold for plate
Inventor: KIM YEONG HUN
IPC: B29C45/26
Filed: 1999-08-27
Abstract: PURPOSE: A mold for plate is provided to prevent a flow line generation by ejecting raw materials through gates in different speeds and then mixing the raw materials. CONSTITUTION: The mold for plate has a lower mold(52) installed with a stirring fan(54) and an upper mold(51) having a space between with the lower mold(52) to form a plate. Two gates(53) are installed to eject raw materials in different speeds. When the raw materials are ejected, a stirring fan is rotated by an ejection flow to mix flows of the raw materials. As the flows are mixed, a flow line due to a boss for bolt is not created. The stirring fan(54) is removed after a forming of a product is completed, and a plate surface of the stirring fan(54) does not deteriorate appearance of the product since existing in the inner side of the product.
Patent KR-20010025918-A (KR)
Inventor: KIM YOUNG SOO
IPC: H01R13/58
Filed: 1999-09-01
Abstract: PURPOSE: A plug for circling a wire is provided to prevent an inserting interference of plug by connecting at the rear of plug with respect to the direction of prove. CONSTITUTION: The plug for circling a wire includes a probe parts(10,20), a cylindrical terminals(17,27), a wires(18,28), a handles(18,28) and a support(50). A probe parts(10,20) has an L-shape. A cylindrical terminals(17,27) are surrounded by a probe parts(10,20). A wires(18,28) are coupled a cylindrical terminals(17,27). A handles(18,28) are accepted a curved portion of a probes parts(10,20). A probe parts(10,20) are provided a probes(11,21) in parallel with forward and a hinge terminal(12,22) connecting to the end of a probe parts(10,20). A handles are coupled with the upper handle and the lower handle. A circumference of cylindrical terminals(12,22) are connected a wires(18,28). An inner portion of support(50) is penetrated a hole by the cylindrical terminals(12,22).
Patent KR-20000022878-A (KR)
Inventor: SUZUKI KAZUHIRO
IPC: B61D27/00
Filed: 1999-09-02
Abstract: PURPOSE: A returning system is provided to form a floor structure for an orbit trolley easily installing the rail of the trolley on a grating floor. CONSTITUTION: A returning system equips a returning vehicle(8) as an orbit trolley, a housing(9) and a control board(14). The housing surrounds the whole traveling area of the returning vehicle. The front face and the rear face of the housing are formed with a transparent plate made from resin or glass, to show the outside the position or the operating state. Also, the housing is structured with plural house units vertically connected to each other. A fan filter unit(11) as a cleaner is arranged on the ceiling of each house unit and a fan filter unit equips a fan and a filter and cleans air to discharges cleaned air to the housing. Cleanness of the housing keeps cleaner than the outside's by the fan filter unit.
Patent KR-20010027151-A (KR)
Inventor: CHO SEONG HAN
IPC: H04L12/24
Filed: 1999-09-10
Abstract: PURPOSE: An unmanagement Ethernet switch for enabling automatic delivery of changed configuration information, is provided to store corresponding configuration information in a ROM of an option board mounted in an option slot, if configuration forms of each option slot are changed in a structure in which an option slot of the unmanagement Ethernet switch is in a front-load form. CONSTITUTION: A crossbar switch(21) performs a basic main switching function. Option slots(23-1,23-2) are mounted in a lower part of the crossbar switch(21). The first ROM(24) stores configuration information indicating that option boards are not mounted in the first option slot(23-1) and the second option slot(23-2). The second ROM(23-1a) mounted in an option board installed in the first option slot(23-1) stores corresponding configuration information, according to configuration forms of each option slot(23-1,23-2). A bus switch(22) controls the first ROM(24) and the second ROM(23-1a), to select only a corresponding ROM according to configuration forms of each option slot(23-1,23-2) to be connected to the crossbar switch(21).
Patent KR-20010035963-A (KR)
Inventor: HAN SANG OK
IPC: H01K3/02
Filed: 1999-10-05
Abstract: PURPOSE: A glow lamp manufacturing apparatus and its manufacturing method are provided to prevent the stem flare from damage and the stem glass from crack during the stem manufacturing processing. CONSTITUTION: The glow lamp manufacturing method includes the steps of (a) mounting a flare, a glass rod, and an introduction line into the stem, (b) heating the lower part of the flare by the first heating unit, (c) heating the neck part of the flare by the second heating unit during the (b) step. In the (b) and (c) steps, the applied heating temperature on the neck part is maintained between 400 °C and 430 °C. In the (b) step, the applied heating temperature is maintained between 80 °C and 100 °C. The temperature range of the neck part is maintained between 300 °C and 350 °C. The first heating unit has eight burners and the second heating unit has six burners.
Patent KR-20000028899-A (KR)
Inventor: NISHIO KAMASAO
IPC: C23C16/32
Filed: 1999-10-07
Abstract: PURPOSE: A corrosion resisting member having high corrosion resistance to chloric gas at more than 600°C and a heater for preventing the surface of the corrosion-resisting member from being deteriorated or peeled off and not generating contamination are provided. CONSTITUTION: A corrosion-resisting member(1) exposed to a chloric gas atmosphere at more than 600°C is composed of a sintering body(6) consisted of nitride aluminum and a silundum film(5) formed by a chemical gaseous growth method, coated on the surface of the sintering body. Desirably, the corrosion-resisting member is a heater for heating the heated material at more than 600°C, and a resistance heating body(4) is laid in a board(2). Thereby, when a cycle between the exposition to a chloric gas furnace at 600°C and the temperature effect to a lower temperature is repeated, the heater prevents the surface of the corrosion-resisting member from being deteriorated and peeled off.