baber/WOPTO huggingface dataset:
Patent KR-20000075282-A (KR)
Inventor: SEO HYEON JU
IPC: G03G15/08
Filed: 1999-05-31
Abstract: PURPOSE: A device for detecting a toner amount in an image forming apparatus is provided to inform a user of a warning message showing a toner leakage state without a piezoelectric sensor or an optical sensor, thereby reducing a fabrication cost. CONSTITUTION: The device for detecting a toner amount in an image forming apparatus, in which an agitator(109) for agitating toner loaded in a toner loading portion is rotatably disposed, comprises a first terminal portion(10) disposed at a place of an inside wall of the toner loading portion to be connected with a power source(10a) of a main body; a second terminal portion(11) disposed to be apart from the first terminal portion at a desired interval and having a speaker(11a) connected to an end thereof; and a conductive film(9) disposed at an end of the agitator to be extended to the inside wall of the toner loading portion so that the first and second terminal portions are connected each other. In the device, the conductive film is a film made of a laminated copper material. A copper laminate tape is used as the first and second terminal portion.
Patent KR-20010001755-A (KR)
Inventor: HAN WOON TAEK
IPC: B23K35/00
Filed: 1999-06-08
Abstract: PURPOSE: Flux for brazing non-clad aluminum material and a producing method thereof are provided to easily braze non-clad aluminum materials. CONSTITUTION: Flux for brazing non-clad aluminum materials contains 5-30wt% of flux for aluminum, 20-60wt% of aluminum powder and 10-75wt% of resin solvent. The flux aluminum is a mixture of K, Al and F4. The aluminum powder is a mixture of 86-96wt% of Al and 4-14wt% of Si of 1-200 micrometers. The resin solvent is a mixture of 1-30wt% of acrylic resin and 70-99wt% of solvent.
Patent KR-20010004994-A (KR)
Inventor: LEE SEOK WON
IPC: H01L27/10
Filed: 1999-06-30
Abstract: PURPOSE: A method for forming a capacitor of a semiconductor device is provided to intercept a flowing path of a leakage current by forming a dielectric layer as a polycrystal SBT layer and amorphous Bi2O3 layer. CONSTITUTION: A polycrystal SBT layer(3) is formed on an upper portion of a lower charge storage node(2) and a thermal process is performed. An amorphous Bi2O3 layer(4) is formed on an upper portion of the polycrystal SBT layer(3). The above processes are repeated and a dielectric layer including the polycrystal SBT layer(3) and the amorphous Bi2O3 layer(4) are formed therefrom. An upper charge storage node(5) is formed on an upper portion of the dielectric layer.
Patent KR-20010005255-A (KR)
Inventor: CHOI SEOK JIN
IPC: F01P7/02
Filed: 1999-06-30
Abstract: PURPOSE: A fan motor driving apparatus is provided to achieve an optimum operation of motor control by controlling the fan motor driving operation by a pulse width modulation system. CONSTITUTION: An apparatus comprises a control unit(10) for outputting a control signal for controlling overall operation of an engine and a predetermined pulse width modulation signal; a motor driving unit(20) for outputting a predetermined driving signal in accordance with the pulse width modulation signal output from the control unit; a driving motor(30) rotating in accordance with the driving signal output from the motor driving unit; a current detection unit(40) for detecting the current flowing at the motor driving unit and outputting a signal corresponding to the detected current; and a minimum voltage detection unit(50) for detecting the minimum reference voltage for driving the motor in accordance with the signal output from the current detection unit and outputting the detected reference voltage to the motor driving unit.
Patent KR-20010016935-A (KR)
Inventor: CHOI MIN HO
IPC: H04B10/43
Filed: 1999-08-05
Abstract: PURPOSE: A connector type optical transceiver using a silicon-on-insulator(SOI) optical waveguide, is provided to use a flat SOI optical waveguide instead of using an optical fiber, and to form a V-type groove in a silicon bench instead of fixing a mechanically transferable reinforced jacket(MT-RJ) connector in an optical transceiver module to directly install a guide pin, so that parts can be reduced and processes can be simplified. CONSTITUTION: An optical element is included. A silicon-on-insulator(SOI) optical waveguide(7) has a silicon board, an optical waveguide and a thin film layer. The optical waveguide is formed with a silicon single crystal layer. The thin film layer is formed between the silicon board and the optical waveguide, and cuts off the spreading of transmitted light. A silicon bench(6) forms U-type grooves(62) stably installing the optical element and the optical waveguide. A silicon cover covers the optical element and the optical waveguide installed on the silicon bench(6). Accordingly an optical path is formed through the optical element and the optical waveguide. The silicon bench(6) forms a U-type groove(61) for guide pins vertically to be connected with an external optical fiber. The guide pin(15) is formed on the U-type groove(61), and an optical transceiver is easily attached and detached to/from an external connection terminal by the guide pin(15).
Patent KR-20000047461-A (KR)
Inventor: LEE KU
IPC: C07D/
Filed: 1999-08-14
Abstract: PURPOSE: An anti-thrombotic agent having excellent anti-thrombotic activity and a composition containing an effective amount of the agent as an effective substance are provided. CONSTITUTION: A anti-thrombotic agent has a molecular structure of the formula I, in which n is an integer of 0 to 2; m is 1 to 3; A is hydrogen, -SO2R1, -CO2R2, -COR1, -(CH2)mCO2R3, or R1, wherein R1 is C1-6 alkyl, C3-7 cycloalkyl, aralkyl, aryl, hydroxy, or -NR4R5(R4 and R5 is separately hydrogen or C1-6 alkyl or C3-7 cycloalkyl); R2 is C1-6 alkyl, C2-6 alkenyl, C3-7 cycloalkyl, aralkyl, or aryl; R3 is hydrogen, C1-6 alkyl, or C3-7 cycloalkyl; B is hydrogen or C1-6 alkyl; C is substituted or non-substituted phenyl, naphtyl, biphenyl, heteroaryl, C1-6 alkyl, C3-7 cycloalkyl, C5-12 dicycloalkyl, C11-16 tricycloslkyl, or -CH(R¬6)2 with one or more substitutes selected from the group consisting of C1-C4 alkyl, halogen, hydroxy, C1-C4 alkyloxy, -CO2 to C1-4 alkyl, and amino, wherein R6 is substituted or non-substituted phenyl, heteroaryl, C1-4 alkyl or C3-7 cycloalkyl with one or more substitutes selected from the group consisting of hydrogen, C1-C4 alkyl, halogen, hydroxy, C1-C4 alkyloxy, -CO2-C1-4 alkyl and amino; and D is hetero aromatic group.
Patent KR-20010017969-A (KR)
Inventor: CHO JUN SUNG
IPC: A61K8/365
Filed: 1999-08-16
Abstract: PURPOSE: Provided is a paste or a gum including organic acids for removing tartar and plaque formed on tooth, which removes tartar and plaque easily without giving a pain to patient. CONSTITUTION: A gum for removing tartar and plaque is composed of 60-80 % by weight of gum base, 1-2 % by weight of softening agent, 8-13 % by weight of organic acid, 0.1-15 % by weight of wetting agent, and 0.1-1% by weight of perfume. A pastes for removing tartar and plaque is composed of 25-35 % by weight of paste base, 10-30 %by weight of organic acid, 30-40 % by weight of wetting agent, 0.1-1 %by weight of sweetening agent, 0.1-2 % by weight of foaming agent, 0.1-1%by weight of perfume and distilled water.
Patent KR-20010026284-A (KR)
Title: Ignition failure sensor
Inventor: KIM SANG GUK
IPC: F02P17/00
Filed: 1999-09-04
Abstract: PURPOSE: An ignition failure sensor is provided to bear overcurrent by substituting a detection resistance with a coil assembly and to improve a fraction defective by inducing a hall effect IC(Integrated Circuit) chip. CONSTITUTION: An ignition failure sensor(30) comprises: a coil assembly(32) generating magnetic fields; a hall effect IC(50) switching a voltage to zero or 5V by detecting the existence of a magnetic field; a constant time pulse generation circuit(52) generating uniform pulse signals with the voltage switched over through the hall effect IC; a transistor(Q1) turned on/off by the output signal of the constant time pulse generation circuit. Without currents, magnetic flux is removed and the hall effect IC is switched to 5V. Noise of the voltage is removed by a low pass filter and a high pass filter of the constant time pulse generation circuit. A time constant value is adjusted and time control becomes possible through comparison of a reference value by a comparator. The transistor is turned on with output of uniform pulse signals. Accordingly, the failure of a spark plug is diagnosed by an ECU(Electronic Control Unit).
Patent KR-20000056980-A (KR)
Inventor: SIRAISIMIKIO
IPC: H04N5/74
Filed: 1999-09-14
Abstract: PURPOSE: A display optical unit and a display device are provided to cool down other optical devices with high efficiency and to simplify the maintenance of the optical unit. CONSTITUTION: A display optical unit(10) according to the present invention includes a plurality of color elements, a light-bulb member, and a projector. The plurality of color elements are formed by dividing a light emitted from a light source(100) by using a divider or separator. The light-bulb member adjusts the plurality of color elements. The projector receives the adjusted color elements and displays the color elements by using a projection method. The optical axis of the projector is moved from the optical axis of the light source and the divider or separator. The projector is capable of being mounted on or dispatched from in a direction of movement of the optical axis.
Patent KR-20010035601-A (KR)
Title: Electric motor
Inventor: KANG SEONG HYEON
IPC: H02K3/46
Filed: 1999-10-01
Abstract: PURPOSE: An electric motor is provided to efficiently use the space by obtaining a rotational force larger than that of a conventional motor of a same size and to reduce the size of the motor. CONSTITUTION: Magnetic poles(12,13,14,15) are formed on the inner surface of a core(11) which has a circular closed loop at the interval of 90°. A stator(16) includes wound energized coils(18,19,20,21) in a core between the magnetic poles. A rotor(17) is separated from the magnetic poles, and comprises a permanent magnet installed in the interior of the core(11). The energized coils(18,19,20,21) has a same magnetic flux when the current is applied. The energized coils(18,19,20,21) are wound in the core between the magnetic poles.
Patent KR-20000028877-A (KR)
Inventor: KONDO TECHJIRO
IPC: H04N1/32
Filed: 1999-10-06
Abstract: PURPOSE: An encoding apparatus and a method, a decoding apparatus and a method, data processing system, storing medium, and signal are provided to prevent a signal from affecting the quality of sound, in case that the signal is audio data, and prevent a signal from affecting the quality of image in case that the signal is a video signal. CONSTITUTION: An encoding apparatus(10) comprises: a memory storing a portion of a first data; and an encoding part inserting data related with a second data into the first data by rearranging at least a portion of the first data stored in the memory according to the second data, and the encoding apparatus encodes the first data according to the second data. A decoding apparatus(20) comprises: a correlation calculation part calculating the correlation between a first portion data and a second portion data of an encoded data; and a decoding part which decodes the encoded data into the original first data by moving the first portion data and the second portion data of the encoded data on the basis of the correlation calculated by the correlation calculation part, and recovers the second data inserted into the encoded data according to the above movement, and the decoding apparatus decodes the encoded data made by encoding the first data according to the second data.
Patent KR-20000028882-A (KR)
Inventor: ISHIKAWA DAKAO
IPC: G02B1/116
Filed: 1999-10-07
Abstract: PURPOSE: An indicator is provided to form a surface processing film having a low reflection, a low resistance and a wave selection and absorption effect. CONSTITUTION: An indicator includes a deposition film consisted of at least three layers including a protection film(9), a conductive film(10) and an absorption film(12) on the surface of an indication plane face. Herein, the deposition film is the protection film of which a first layer(9) is mainly consisted of SiO2 in order from the outer surface of the deposition film, and a second layer(10) is the conductive film consisted of at least one metal selected from a group including Ag, Pd, Pt, Cu, Cr and Au. In addition, a third layer(12) is made up to be the absorption film including a coloring material. Furthermore, the deposition film has the luminous transmittance less than 85%, the luminous reflection less than 2% and the resistance less than 1000 ohms/square.
Patent KR-20000035026-A (KR)
Inventor: CROMER DARIL CABIS
IPC: G06F1/26
Filed: 1999-10-15
Abstract: PURPOSE: A data processing system is provided to make a client become an impossible execution state remotely by preventing a power from be supplied to the client or the client from being booted. CONSTITUTION: A data processing system comprises a server computer system(100) which is connected to a hub(102) through a local area network(LAN) connector bus(106). To the hub(102) are connected a plurality of client systems(104) through corresponding LAN connector buses(106), respectively. A client(104A) is physically located at a physical region(108) which comprises a transmitter(110). The transmitter(110) transfers a wireless RF signal to the physical region(108), and the transferred signal is received by an antenna comprised in the client(104). A client computer system is connected to the server computer system(100) through a network, and is initially at power-off. The server computer system(100) transfers a signal to the client computer system(104) through the network in order to prevent the client computer system from becoming an impossible execution state.
Patent KR-20000000400-A (KR)
Inventor: KIM SOO JUNG
IPC: A61F5/00
Filed: 1999-10-19
Abstract: PURPOSE: A vertebra relaxation device for health is provided to easily rotate blood, and to easily relieve the tension of the waist muscles. CONSTITUTION: A vertebra relaxation device for health has:two guide pillars(1) horizontally stood; a geared motor(3) to generate power to rotate or to reversely rotate by an operation of a switch; a power transferring device to transfer a rotating force; a first sprocket(14) installed to rotate each in the lower edge inside the guide pillars; a second sprocket(15); a chain(6) to move the first sprocket and the second sprocket; a bed(17) inclined by the operation of the chain; an ankle fixing device to fix foot of a body.
Patent KR-20010037740-A (KR)
Inventor: SEO IN CHANG
IPC: A47L9/02
Filed: 1999-10-19
Abstract: PURPOSE: An auxiliary inlet is inserted to a handle extension pipe of a vacuum cleaner to clean curtain or narrow space and is comfortable to keep and easy to use. CONSTITUTION: A brush cleaning part(32) and a narrow space cleaning part(31) are integrally formed with different axis parallel to each other. The front ends of the brush cleaning part(32) and the narrow space cleaning part(31) are placed to be opposite to each other. Handle extension pipe connecting parts(33, 34) of the brush cleaning part(32) and the narrow space cleaning part(31) have guiding grooves(35, 37) where fixing protrusions(20a, 20b) formed on one end of a handle extension pipe(20) of a vacuum cleaner are inserted. Fixing grooves(36, 38) where the fixing protrusions(20a, 20b) are inserted and fixed are extended and formed from certain locations of the guiding grooves(35, 37). The auxiliary inlet is inserted to the handle extension pipe(20) so that one end of the handle extension pipe(20) protrudes outside the brush cleaning part(32) to be kept.
Patent KR-20010038378-A (KR)
Inventor: HONG JONG GYUN
IPC: H01L23/544
Filed: 1999-10-25
Abstract: PURPOSE: An alignment mark forming method is to improve an accuracy of planarization by reducing an alignment error caused by an over-polishing occurred in the planarization of a structure on which many layers are deposited. CONSTITUTION: The first deposited layer(12) is formed on a semiconductor substrate(11). The first deposited layer is required for fabricating a semiconductor device on a main cell region. An insulating layer such as an oxide layer or a nitride layer or a conductive layer such as a polysilicon is preferably formed as the first deposited layer. After a part of the first deposited layer is etched to be spaced with a distance, it is filled with a material to be used as an alignment mark(13) and is planarized to form many alignment marks. Then, the second deposited layer(14) is formed on the first deposited layer and selectively etched to expose the alignment mark. The second deposited layer is also required for fabricating the semiconductor device on the main cell region as the first deposited layer. Then, the third deposited layer(15) is formed on entire surface of a structure having an exposed alignment mark. The alignment mark is formed in the first process and is exposed in the second process. The planarization is progressed in the third process.
Patent KR-20010044898-A (KR)
Inventor: LEE JAE YEONG
IPC: H03F1/42
Filed: 1999-11-01
Abstract: PURPOSE: A broadband linear amplifier having multiple amplification terminals is provided to generate broadband signals of thousands of MHz needed to realize a broadband wireless communications system. CONSTITUTION: A broadband linear amplifier includes two broadband amplifiers(300,400) and a broadband output matching block(500). The first broadband amplifier(300) amplifies the power from the power supply and generates a signal of tens of MHz having a first gain(G). The second broadband amplifier(400) amplifies once more the amplified output of the first broadband amplifier(300) and produces a broadband signal of tens of MHz having a second gain(G). Thus, amplifying the input signal twice can produce a broadband signal having an adequate gain. And the two broadband amplifiers(300,400) have the same configuration. Each amplifier(300,400) include a frequency characteristic compensation block(302,402), a broadband input matching block(304,404), an amplification block(306,406), a first compensation block(308,408), a second compensation block(310,410), a half wave circuit(312,412) and a twelveth wave circuit(314,414).
Patent KR-20010045400-A (KR)
Inventor: LEE HO SEOK
IPC: H01L21/3205
Filed: 1999-11-04
Abstract: PURPOSE: A method for manufacturing a metal interconnection is provided to prevent metallic etching byproduct when an interlayer dielectric is over-etched, by forming hard mask layers having etch selectivity different from that of the interlayer dielectric on and under the interlayer dielectric wherein the hard mask layers. CONSTITUTION: The first interlayer dielectric(12) of a low dielectric constant and the first hard mask layer(13) are formed on a substrate(11) having a lower pattern. The first hard mask layer and the first interlayer dielectric are etched to form a contact hole(15). A metal plug(16) is formed inside the contact hole. The second hard mask layer(17) having etching selectivity different from that of the first hard mask layer is formed. The second interlayer dielectric(18) having a low dielectric constant is formed. The third hard mask layer(19) having the same etch selectivity as the first hard mask layer is formed. The fourth hard mask layer having the same etch selectivity as the second hard mask layer is formed. A photoresist layer pattern exposing a part of the fourth hard mask layer is formed. The exposed portion of the third hard mask layer and the second interlayer dielectric under the third hard mask layer are etched by using the second hard mask layer as an etch stop layer. The exposed portion of the fourth and second hard mask layers is etched to form a spacing pattern(22) of a line type which exposes the metal plug and the first hard mask layer portion adjacent to the metal plug.
Patent KR-20010045816-A (KR)
Inventor: KIM BYEONG GON
IPC: H04N5/775
Filed: 1999-11-08
Abstract: PURPOSE: An apparatus and method for automatically switching a VCR of a TV are provided to switch to a channel which is set in a VCR or an external input mode automatically by a user in a VCR power on state. CONSTITUTION: An antenna(10) receives a broadcasting signal. A VCR(20) receives the broadcasting signal and outputs the signal or reproduces a video tape. A TV(30) receives the output of the VCR(20) and displays the corresponding broadcasting signal or the contents of the VCR tape. An A/V line(50) transmits a video signal and an audio signal output from the VCR(20) to the TV(30). A communication line(60) performs a data communication between the VCR(20) and the TV(30). The VCR(20) comprises an input terminal(21) receiving an RF signal being received from the antenna(10), an output terminal(22) outputting the RF signal, an A/V terminal(23) outputting a video signal and an audio signal, and the first link(24) connecting to one end of the communication line(60). The TV(30) comprises an RF input terminal(31) receiving the RF signal, an external input terminal(32) receiving an output of the A/V terminal(23), and the second link(33) connecting to the other end of the communication line(60).
Patent KR-20010045976-A (KR)
Inventor: YU CHOON YEOL
IPC: G06F17/00
Filed: 1999-11-09
Abstract: PURPOSE: An advertisement data repeatability analysis method is provided to recognize an advertisement by analyzing the characteristics of the advertisement offered by a television, a radio so that it can prevent an overlapped download of the advertisement in the case of downloading the advertisement over the internet. CONSTITUTION: The method comprises steps of downloading all the contents, broadcast in a television or radio, a storage of a computer system(1), continuing to store the broadcast contents and compare the new contents with the contents stored in advance and designating the repeated broadcast contents as an advertisement(2), checking if an additional data is needed to assure that the repeated contents is an advertisement(3) and comparing the repeated contents with the additional data(4).
Patent KR-20010047458-A (KR)
Inventor: JUNG HUN HUI
IPC: A01K87/00
Filed: 1999-11-20
Abstract: PURPOSE: A fishing rod is provided, which immediately restores to the original form after removing the twist load. And a method for preparing thereof is also provided. CONSTITUTION: The fishing rod is reinforced by rolling thin reinforcing fiber fabrics(1) around a mandrel(2), wherein the longitudinal direction of the reinforced fiber fabrics is parallel to that of the mandrel and the reinforcing fiber fabrics is long-cut out at certain size at an angle of ±15-75 degree regarding wrap threads and is selected from the group consisting of glass fiber fabrics, carbon fiber glass, aramid fiber fabrics and polyester fiber fabrics.
Patent KR-20000057033-A (KR)
Inventor: PETTING ROBERT G
IPC: C21D9/08
Filed: 1999-12-02
Abstract: PURPOSE: A method and an apparatus for moving object are provided to protect an object from an undesirable deformation. CONSTITUTION: An apparatus for tilting an object such as a pipe between a raised position and a lowered position, comprises a tilting portion for supporting the object and which is essentially capable of pivoting around a horizontal axis, a rotator disposed on the tilting portion and which supports the object and allows the object to selectively rotate around a single axis, the rotator having a plurality of rollers disposed at spacings, a roller driving member for selectively rotating the roller, and a lift device connected to the tilting portion so as to allow the tilting portion to selectively rotate around an axis which is essentially horizontal for moving the object between the raised position and the lowered position.