baber/WOPTO huggingface dataset:
Patent KR-20040017180-A (KR)
Title: Handler control system and chemical vapor deposition device having the same
Inventor: CHOI YONG HO
IPC: H01L21/205
Filed: 2002-08-20
Abstract: PURPOSE: A handler control system and a CVD(Chemical Vapor Deposition) apparatus including the same are provided to be capable of quickly transferring a substrate of a reaction chamber firstly completed with a predetermined process regardless of the process completion of other reaction chambers. CONSTITUTION: A handler control system is provided with a plurality of reaction chambers(90a,90b) and a plurality of sensors(110a,110b) for detecting the process completion of each chamber. The handler control system further includes a handler control part(260) for ordering the transfer of a substrate firstly completed with a predetermined process at one reaction chamber and a handler(310) for transferring the wafer according to the order of the handler control part.
Patent KR-20040017899-A (KR)
Title: Vertical Furnace And Manufacturing Method For Semiconductor Devices Using The Same
Inventor: KIM TAE HWAN
IPC: H01L21/02
Filed: 2002-08-22
Abstract: PURPOSE: A vertical type furnace and a method for manufacturing a semiconductor device using the same are provided to improve the uniformity of wafers by uniformly flowing process gas into a process tube. CONSTITUTION: A vertical type furnace is provided with a vertical type process tube(10) for carrying out predetermined semiconductor processes, a wafer boat(40) installed at the inner portion of the process tube for loading wafers, and a manifold(50). At this time, the manifold includes a body part for supporting the lower portion of the process tube, a hole formed at the center portion of the body part for passing the wafer boat, a plurality of gas jet ports formed at the inner peripheral portion of the body part for supplying process gas into the process tube, and a gas inlet port formed at the outer peripheral portion of the body part for being connected through the gas jet ports.
Patent KR-20040020302-A (KR)
Title: Method for reducing consumption of developer of electrophotographic processor and electrophotographic processor using the same
Inventor: HAN SEOK GYUN
IPC: G03G15/043
Filed: 2002-08-30
Abstract: PURPOSE: A method of saving a developer of an electrophotographic processor and an electrophotographic processor for carrying out the method are provided to control light intensity of a laser exposing apparatus according to a set output image concentration. CONSTITUTION: It is checked if there is a printing instruction(S10). A beam power is controlled according to a set output image concentration(S20). Specifically, a reference voltage for feedback control is adjusted according to the output image concentration. The beam power is converted to a voltage according to the adjusted reference voltage and fed back to an electrophotographic processor. The beam power converted to the voltage is compared with the reference voltage, to obtain a difference between the beam power and reference voltage. When the beam power is not identical to the reference voltage, the beam power is decreased if the difference is a positive value but increased if the difference is a negative value. After the beam power is controlled, the printing operation is performed(S30).
Patent KR-20040020359-A (KR)
Inventor: KIM IK GYU
IPC: H02M3/28
Filed: 2002-08-30
Abstract: PURPOSE: A condenser bank is provided to lengthen the useful life of the electrolytic condenser by preventing heating of the electrolytic condenser. CONSTITUTION: A condenser bank comprises electrolytic condensers(14a,14b) arranged between a phase control rectifier and an inverter system(17) so as to serve as a smoothing element; a reactor(29) connected in serial to the electrolytic condensers, wherein the reactor has an impedance having a size constructed in proportion to the frequency being applied; and an auxiliary film condenser(30) connected in parallel to the electrolytic condensers and the reactor, wherein the auxiliary film condenser has a capacitance suitable for the high frequency charge/discharge current such that the electrolytic condensers have the low frequency charge/discharge current where the high frequency charge/discharge current is removed.
Patent KR-20040022276-A (KR)
Title: USB system having card type USb interface connector
Inventor: JUN TAE GEUN
IPC: G06K19/077
Filed: 2002-09-03
Abstract: PURPOSE: A USB(Universal Serial Bus) system having a card typed USB interface connector is provided to easily insert the USB system into the card typed connector interface devices by using a card typed plug as an USB interface connector. CONSTITUTION: The USB system(200) includes a host platform(210), a storage(220), and an electric interface(230). The host platform includes a USB host controller(212) controlling the data transmission and the first connector(214) transmitting/receiving the data. The USB host controller transmits a USB packet for initializing the data transmission and expressing a data transmission type, a data transmission direction, a USB device address, and an end point. The storage includes the second card typed connector(222), a USB controller(224), a memory controller(226), and a nonvolatile memory(228). A plurality of electric signal lines connecting to the first and the second card typed connector is arranged to the electric interface. The first card typed connector is a receptable connector and the second card typed connector is a plug connector.
Patent KR-20030022710-A (KR)
Title: Method of forming film by chemical vapor deposition
Inventor: HORIKAWA TSUYOSHI
IPC: H01L21/314
Filed: 2002-09-09
Abstract: PURPOSE: To provide a liquid raw material for a chemical vapor growth method which can realize the film deposition of a silicate compound of high quality, to provide a film deposition method by a chemical vapor growth method, and to provide a chemical vapor growth device. CONSTITUTION: An organometallic compound, a siloxane compound and an organic solvent for dissolving the organometallic compound and siloxane compound are incorporated into a liquid raw material for a chemical vapor growth method. When the organometallic compound contains an alkoxyl group having carbon atoms equal to or more than that of a propoxy group (such as a tertiary butoxy group) and a β diketone group (such as a tetramethylheptanedionate group), its film deposition stability becomes excellent. As the organic solvent, diethyl ether, tetrahydrofuran, normal octane, isooctane or the like are preferably adopted. As the siloxane compound, trimethoxysilane having high solubility to a nonpolar solvent, and hexamethyldisiloxane and octamethylcyclotetrasiloxane dissolving even into a polar solvent are preferably adopted.
Patent KR-20040022629-A (KR)
Title: Method for forming gate of a transister
Inventor: LEE DAE GEUN
IPC: H01L21/8238
Filed: 2002-09-09
Abstract: PURPOSE: A method for forming a gate of a transistor is provided to form NMOS and PMOS gates with a uniform profile, by forming a gate region after the first insulation layer made of a silicon nitride layer is patterned, by filling polysilicon in the gate region to form the NMOS and PMOS gates and by performing an ion implantation process on the gate of an NMOS transistor. CONSTITUTION: A gate oxide layer and the first insulation layer are sequentially formed on a semiconductor substrate(100). The first photoresist layer pattern for defining a gate region is formed on the first insulation layer. The first insulation layer is patterned according to the first photoresist layer pattern to form NMOS and PMOS gate regions. After the first photoresist layer pattern is removed, a conductive layer is formed to completely fill the NMOS and PMOS gate regions. The conductive layer is removed to completely expose the upper portion of the patterned first insulation layer so that the NMOS and PMOS gates(112a,112b) are formed on the patterned first insulation layer. After an ion implantation process is performed on a region where the gate of the NMOS transistor is formed, the patterned first insulation layer is eliminated.
Patent KR-20040025444-A (KR)
Title: Laser Machine for processing slits
Inventor: SONG BYEONG JUN
IPC: B23K26/02
Filed: 2002-09-19
Abstract: PURPOSE: A laser machine for processing a slit is provided to simplify a structure of the laser machine by installing a camera on an upper surface of a board such that the camera is operated in relation to a nozzle of a laser generating unit. CONSTITUTION: A clamping unit(200) for clamping a board(110) is installed on an upper portion of a bed(100). The clamping unit(200) is moved in a Y-axis direction of the bed(100) by means of a Y-axis conveying unit(600). An X-axis conveying frame(120) is installed at a rear upper portion of the bead(100). A pair of rails(122) is fixed to an upper surface of the X-axis conveying frame(120) along the X-axis direction. An X-axis conveying unit(500) is provided in the X-axis conveying frame(120) in order to convey a laser generating unit(400) in an X-axis direction of the bed(100).
Patent KR-20040026310-A (KR)
Title: Automatic apparatus for opening/closing of window
Inventor: PARK BO IN
IPC: E05F15/14
Filed: 2002-09-24
Abstract: PURPOSE: An automatic operating device of a window is provided to control wind or sunshine appropriately by opening and closing a window to the wanted distance and to use semi-permanently with simple structure. CONSTITUTION: The automatic operating device of a window comprises: a motor(101) connecting a connecting piece(104) to a window(121) by a fixing shaft(123) and connected to the external power source; a worm(105) connected to a rotary shaft of the motor(101) to be rotated forward and backward by the motor(101); a worm gear built in a case(108) together with a rotary shaft(107) to be engaged with the worm(105); and a driving roller(109) coupled to one end of the rotary shaft(107) of the worm gear and adhered closely to a roller guide plane(125) of a window frame(126).
Patent KR-20040032305-A (KR)
Title: An apparatus for automatically attaching tag onto a wire rod products
Inventor: KANG MYEONG GWON
IPC: B65C3/02
Filed: 2002-10-09
Abstract: PURPOSE: An automatic attaching device of a tag for a wire rod is provided to improve the productivity, and to prevent wrong attachment by automatically mounting the tag to the band of the variable wire rod with a robot. CONSTITUTION: An automatic tag attaching device comprises a hand part(40) installed in an end of a robot(30) moving a waiting tag into a wire rod; a vacuum pad(62) installed in the hand part to attach and detach the tag with vacuum pressure; a welding part(50) having a welding tip(56) electrically connected to a transformer(52) of the hand part to weld the tag to a band, and an earth tip(58) pressing the band for stud-welding by the welding tip; a photographing unit(80) having a vision camera(82) photographing image of the band, and a control computer deciding the band by comparing the band image with the predetermined image; and a touch sensor(70) contacted to the surface of the band to detect contact of the welding tip and the earth tip to the band.
Patent KR-20040032457-A (KR)
Title: Gatekeeper having a variable prefix function and method for controlling the gatekeeper
Inventor: CHUNG CHAN IK
IPC: H04L12/66
Filed: 2002-10-09
Abstract: PURPOSE: A gatekeeper having a variable prefix function and a control method thereof are provided to automatically connect an Internet call to a callee by extracting required digits of a prefix number even though a user does not input the entire phone number. CONSTITUTION: An interface(210) includes software and hardware for executing data transmission/reception to and from an Internet phone. A user database(230) stores a prefix number and phone number/IP address conversion table. An RAS(Registration/Admission/Status) processor(220-1) executes registration, admission and status processing. A call processor(220-2) executes functions of controlling a bandwidth, connecting and releasing a call between end points(Internet phones). A variable prefix processor(220-3) executes a process of generating a destination number completed by using a variable prefix number registered in the user database(230) and a process of reading an IP address corresponding to the destination number.
Patent KR-20040035934-A (KR)
Title: Method for transmission of multi media message
Inventor: SIM HYEON CHANG
IPC: H04W12/06
Filed: 2002-10-12
Abstract: PURPOSE: A multimedia message transmitting method is provided to reduce time taken for re-transmitting a multimedia message by automatically storing a frequently used element and re-using it as required. CONSTITUTION: A user of a mobile communication terminal of a sending side transmits a multimedia message to a network server. The network server stores a specific ID and transmits it to the mobile communication terminal of the sending side. Namely, through the process of registering a multimedia element in the network server, the multimedia message is transmitted to a mobile communication terminal of a receiving side. If the mobile communication terminal of the sending side desires to transmit a multimedia element as registered in the server to the mobile communication terminal of the receiving side, the server determines whether the multimedia element is a registered one. If the multimedia element is a registered one, the server transmits the multimedia element to the mobile communication terminal of the receiving side. If a new multimedia element is included, it is automatically stored in the server and a specific ID is re-transmitted to the mobile communication terminal of the sending side. The multimedia message of the mobile communication terminal of the sending side is displayed on a display window of the mobile communication terminal of the receiving side.
Patent KR-20040033968-A (KR)
Title: Optical pick-up actuator and apparatus for recording and/or reproducing data
Inventor: NAM DO SEON
IPC: G11B7/09
Filed: 2002-10-16
Abstract: PURPOSE: An optical pickup actuator, and a data record/regeneration system are provided to insert a damping member into a yoke for enhancing a damping effect so that it reduces an access time to a disc. CONSTITUTION: The actuator comprises a base, a wire holder(103), an objective lens(105), a bobbin(107), and the first and the second wire suspension(109, 110). The wire holder(103) is formed at a side of the base. The bobbin(107), mounting the objective lens(105), is movably supported by the first and the second wire suspension(109, 110). One ends of the first and the second wire suspension(109, 110) are fixed at the wire holder(103), and the other ends are combined with the bobbin(107). The bobbin(107) is suspended by the two wire suspensions(109, 110). According the bobbin(107) moves a magnetic drive toward a tracking or a focusing direction, the movement of the objective lens(105) with respect to a disc is controlled.
Patent KR-20040034105-A (KR)
Title: Dry etch equipment and etch method using this equipment
Inventor: KIM GWANG HO
IPC: H01L21/66
Filed: 2002-10-21
Abstract: PURPOSE: Dry etching equipment and an etching method using the same are provided to instantly detect the generation of failure under a predetermined process by inspecting the photoresist removal state of a wafer in real time. CONSTITUTION: Dry etching equipment is provided with an ashing chamber(150) for stripping photoresist residuals and removing etching residues, a cool down chamber(160) for cooling an ashed wafer, and an inspection part for inspecting whether the photoresist residuals exist at the surface of the wafer, or not. Preferably, the inspection part includes a scanning part for the wafer surface and a micro computer(178) for receiving high precision image and data from the scanning part, comparing the transmitted data with reference data, and displaying the result according to the comparison.
Patent KR-20040036364-A (KR)
Title: Locking detection method for sensorless bldc motor
Inventor: YANG SUN BAE
IPC: H02H7/08
Filed: 2002-10-24
Abstract: PURPOSE: A method for detecting a locking state of a sensorless BLDC motor is provided to prevent the damage by comparing the counter electromotive force to a voltage of Vq in a predetermined speed control band and a predetermined torque band and detecting the locking state. CONSTITUTION: The counter electromotive force of a motor is compared with a voltage applied to a torque axis of a motor when the motor is driven in a predetermined speed control band and a predetermined torque band. A locking state of the motor is detected when the counter electromotive force of the motor is more than the voltage applied to the torque axis of the motor. A normal driving state of the motor is detected when the counter electromotive force of the motor is not more than the voltage applied to the torque axis of the motor.
Patent KR-20040038203-A (KR)
Title: Poppet Assembly of Manual-Transmission
Inventor: EO SUN GI
IPC: F16H63/34
Filed: 2002-10-31
Abstract: PURPOSE: A poppet assembly of a manual transmission is provided to make a shift rail move in the axial direction just when a clutch pedal is completely pressed down. CONSTITUTION: A poppet assembly of a manual transmission comprises poppet grooves formed to the outer peripheral surface of a shift rail moving in the axial direction in shifting; a poppet spring spaced out in the radial direction of the poppet grooves and the shift rail; a poppet ball installed between the poppet spring and the shift spring to give a detention feeling while moving along the poppet grooves when the shift rail moves in the axial direction; a stopper(60) restraining the axial movement of the shift rail by giving predetermined forcible fitting force to the poppet ball to forcibly fit the poppet ball into the poppet grooves; and a stopper release unit(70) releasing the action of the stopper to enable the axial movement of the shift rail if a clutch pedal is completely pressed down, in shifting.
Patent KR-20040039791-A (KR)
Title: Structure of OELD(Organic Electro Luminescence Display) and Methode of fabricating the same
Inventor: JUNG CHANG YONG
IPC: H05B33/22
Filed: 2002-11-04
Abstract: PURPOSE: A structure of an organic electro-luminescence display panel and a fabricating method thereof are provided to form finely an even part of a reflective plate by performing a fabrication process without using an additional mask. CONSTITUTION: A structure of an organic electro-luminescence display panel includes a substrate(300), an active layer(310), a gate insulating layer(320), a gate electrode, an interlayer dielectric, a source electrode(351), a drain electrode(355), a multi-uneven part, a pixel part, a reflective plate(357), and a bottom electrode(370). The active layer(310) is formed on a TFT part of the substrate(300). The gate electrode is formed on the gate insulating layer(320). The source electrode(351) and the drain electrode(355) are formed on the interlayer dielectric. A multiple lower-uneven part is formed on the pixel part. The reflective plate(357) and the bottom electrode(370) are formed with a multi-uneven structure by the multiple lower-uneven parts. The multi-uneven structure includes two or more uneven parts of a first uneven part, a second uneven part, and a third uneven part. The first uneven part is formed with a polysilicon pattern. The second uneven part is formed with a gate pattern. The third uneven part is formed with a contact hole pattern.
Patent KR-20020092873-A (KR)
Inventor: KIM WON HEE
IPC: A61H39/08
Filed: 2002-11-07
Abstract: PURPOSE: Provided is a needle used for acupuncture. It has an outer coat composed of a thin film to pack and protect the needle, thereby blocking the contact with air and preventing infection. CONSTITUTION: The needle used for acupuncture has an outer coat built-in structure, wherein the outer coat is composed of a thin film. It is applied to acupuncture without removing the outer coat, and thus prevents the contact with pollutants.
Patent KR-20030041090-A (KR)
Title: Disk device
Inventor: YAMAGUCHI SHIGEO
IPC: G11B27/034
Filed: 2002-11-15
Abstract: PURPOSE: To improve the accuracy of detecting specific patterns, such as synchronizing patterns, without increasing redundancy of a format when an optical disk device is applied to a reproducing system of a phase change type optical disk device relating to, for example, high-density recording. CONSTITUTION: The specific patterns are detected by using NRZI modulation data D1R formed by subjecting the pulse position modulation data D2R obtained by signal processing of a reproduced signal DRF to NRZI modulation.
Patent KR-20040043260-A (KR)
Title: Electron gun for Color CRT
Inventor: CHOI HYEON
IPC: H01J29/48
Filed: 2002-11-18
Abstract: PURPOSE: An electron gun is provided to reduce a distribution of a quality by guiding an electron beam and to prevent a modification of a final anode in case of beading process by forming a board shape guide inner electrode. CONSTITUTION: An electron gun for a cathode ray tube comprises a cathode(10) radiating an electron beam toward a fluorescent substance screen, a plurality of electrode spaced apart from the cathode and having successively a control electrode, an acceleration electrode, a focusing electrode(14) and an anode(15), and a shield cup(16) as a shielding electrode for shielding a leakage magnetic field of a deflection yoke among the plurality of electrode. The focusing electrode comprises a cup electrode(14-1) and a cap electrode(14-3), and the anode comprises a cup electrode(15-1). A first guide inner electrode(15-3) of a board shape is formed between the shield cup and the anode. A guide inner electrode(14-2) of a board shape is formed between the cup electrode and the cap electrode of the focusing electrode.
Patent KR-20030047734-A (KR)
Title: Lithium-Cobalt Based Combination Oxide, Process for Preparing the Same, Positive Electrode Active Material of Lithium Secondary Cell, and Lithium Secondary Cell
Inventor: YONEKAWA FUMIHIRO
IPC: H01M10/05
Filed: 2002-11-19
Abstract: PURPOSE: A lithium cobalt composite oxide, its preparation method, a cathode active material for a lithium secondary battery containing the composite oxide and a lithium secondary battery using the cathode active material are provided, to improve the battery performance such as load, cycling, high temperature preservation, low temperature characteristics and safety. CONSTITUTION: The lithium cobalt composite oxide comprises 0.025-2.5 wt% of F. When the surface of the lithium cobalt composite oxide particles is analyzed by an XPS, the energy position where a peak intensity attributable to F becomes maximum at about 685 eV and the amount of F present inside of the lithium cobalt composite oxide particles is 10-30 wt% of the total amount of F contained in the lithium cobalt composite oxide particles. Preferably the lithium cobalt composite oxide has an average diameter of 1-20 micrometers and a BET specific surface area of 0.1-2 m¬2/g.
Patent KR-20040043898-A (KR)
Title: Microcolumns array
Inventor: CHOI SANG GUK
IPC: G03F7/213
Filed: 2002-11-20
Abstract: PURPOSE: Provided is a microcolumn array comprising multiple microcolumn unit chips mounted on a printed circuit board, which is amenable to mass production, and is convenient to operate and repair. CONSTITUTION: The microcolumn array comprises multiple microcolumn unit chips(21) having multiple lenses, lens supports and connection terminal legs for forming electric connections with external devices; and a printed circuit board(20) having multiple openings perforated therein, through which the microcolumn unit chips(21) are mounted, wherein each of the microcolumn unit chips is individually mounted to each of the openings. Particularly, the printed circuit board is formed of plastics or ceramics.