baber/WOPTO huggingface dataset:
Patent KR-20080045746-A (KR)
Title: Output driver circuit with multiple gate devices
Inventor: SANCHEZ HECTOR
IPC: H03B1/00
Filed: 2006-10-04
Abstract: An output driver circuit (100, 200, 10, 300, 500) comprising a plurality of multiple gate field effect transistors (e.g. 12, 14) (MGFETs) that provides an output signal (30) is provided. Each output driver circuit may have a first MGFET gate for receiving a drive signal (11, 13), a second MGFET gate for biasing purposes (22, 24), and a current electrode for providing an output signal (30). Some embodiments provide a drive signal (11, 13) and a bias signal (22, 24) to the same MGFET device. Alternate embodiments provide the same drive signal (211) (or alternately the same bias signal (213)) to both gates of the same MGFET device (212, 214). Some embodiments may provide an output driver circuit (100) having variable output impedance. Predriver circuitry (236) and/or bias control circuitry (240) may optionally be used.
Patent KR-20080078635-A (KR)
Title: Current control type power conversion device
Inventor: SAKAKIBARA KENICHI
IPC: H02M7/06
Filed: 2007-08-28
Abstract: A current control type power conversion device includes: a power module (3) for converting DC voltage into 3-phase AC voltage; current sensors (1, 2) for detecting AC side current of the power module (3); a shunt resistor (7) and an amplifier (6) for detecting the DC side current of the power module (3); and a control unit (11) for controlling the power module (3) by a pulse width conversion using the spatial vector modulation method according to the AC side current detected by the current sensors (1, 2) and the DC side current detected by the shunt resistor (7) and the amplifier (6). The control unit (11) corrects the amplitude and the offset of the AC side current detected by the current sensors (1, 2) according to the current corresponding to the current of a predetermined phase of the AC side current among the DC side current detected by the shunt resistor (7) and the amplifier (6).
Patent KR-20080053957-A (KR)
Title: Composition for building material, plasterboard, and technique, wall, and the like employing or formed from these
Inventor: TADA KATSUMI
IPC: C04B14/26
Filed: 2006-09-29
Abstract: 1) A composition for building materials which comprises 100 parts by weight of a base selected from the group consisting of calcium sulfate, calcium carbonate, calcium hydroxide, and an emulsion of an organic synthetic resin and 50-3,000 parts by weight of an inorganic filler having a true specific gravity of 3.5-6.0 selected from the group consisting of barium chloride, zinc oxide, aluminum oxide, titanium oxide, barium oxide, strontium carbonate, barium carbonate, and barium sulfate. Also provided is (2) a plasterboard having a plaster core produced from a slurry obtained by mixing 100 parts by weight of calcium sulfate, 50-200 parts by weight of the inorganic filler, and water.
Patent KR-20080049147-A (KR)
Title: Enhanced rake structure
Inventor: HACKETT WILLIAM C
IPC: H04B1/7117
Filed: 2002-12-17
Abstract: A rake architecture for a frequency division duplex (FDD) and use also in TDD and TD-SCDMA type communications system, designed to significantly reduce the memory capacity required and thereby also reduce an area on the die of an application specific integrated circuit (ASIC) into which the memory is integrated. A single circular buffer (60) , preferably of the shared memory type is shared by all of the rake fingers (RAKE FINGERS 1, 2, 3, 4, 5 and 6) of a rake receiver to significantly reduce the hardware and software required to time align multipath signals (DATA IN) received by a UE from a base station. The unique time alignment technique also reduces the number of code generators (62, 64 and 66) required to track a plurality (typically three) of base stations.
Patent KR-20080065682-A (KR)
Title: Fire extinguishing and fire suppression compositions comprising unsaturated fluorocarbons
Inventor: NAPPA MARIO JOSEPH
IPC: A62C2/00
Filed: 2006-11-01
Abstract: Disclosed herein are flame suppression compounds and methods of use thereof. The compounds include unsaturated fluorocarbons appropriate for use in fire protection applications.
Patent KR-20080060297-A (KR)
Title: Rake receiver finger assignment based on signal path concentration
Inventor: SHESHADRI THEJASWI BHARADWAJ M
IPC: H04B1/7117
Filed: 2006-10-31
Abstract: A rake receiver finger assignor is configured to assign a rake receiver finger to a time offset between identified signal path time offsets in accordance with a concentration of identified signal paths from a transmitter to a rake receiver. In accordance with the exemplary embodiment, a number of identified signal paths having time offsets within a time window are observed to determine the concentration of signal paths identified by a path searcher. If the number of identified signal paths indicates a concentrated distribution of signal paths such as during a fat path condition, at least one rake finger is assigned between at a time offset between two identified signal paths.
Patent KR-20080067715-A (KR)
Title: Cmp polishing compound
Inventor: FUKASAWA MASATO
IPC: B24B37/00
Filed: 2005-09-27
Abstract: Disclosed is a CMP polishing compound containing cerium oxide particles, water, and a polymer obtained by polymerizing at least one of a methacrylic acid and a salt thereof and/or a polymer obtained by polymerizing at least one of a methacrylic acid and a salt thereof with a monomer having an unsaturated double bond. Preferably, the CMP polishing compound further contains a dispersing agent or a polymer obtained by polymerizing a monomer containing at least one of an acrylic acid and a salt thereof. Consequently, the CMP polishing compound enables to obtain a polished film which is small in film thickness variations due to the pattern density difference. Also disclosed is a polishing method.
Patent KR-20080082972-A (KR)
Title: Joint mechanism
Inventor: NAKAMURA KOJI
IPC: B25J17/00
Filed: 2007-01-12
Abstract: A joint mechanism where an increase in the temperature of lubricating oil in a speed reducer is suppressed to stabilize operation of the speed reducer, which prevents early breakage of the speed reducer. The joint mechanism is constructed from a base (1), a rotation table (4) placed on the base, and an arm (6) swingably supported at lower end on the rotation table. The speed reducer (2) for rotating the rotation table is placed inside the base. The joint mechanism further has a counterbalance system (10) provided with a cylinder (7) swingably supported on the rotation table and filled with the lubricating oil, a piston (8) placed in the cylinder so as to be slidable in the cylinder in its longitudinal direction, and a piston rod (9) connected at one end to the piston and connected at the other end to the arm (6). The speed reducer and the cylinder of the counterbalance system are connected, so that the lubricating oil in the speed reducer is introduced in the cylinder.
Patent KR-20080077407-A (KR)
Title: Method for recording data having a distinctive feature
Inventor: DEN HOLLANDER JACOBUS M
IPC: G11B19/12
Filed: 2006-12-08
Abstract: In the field of content distribution a typical problem is the protection of Digital Rights information (DRM), which is appended to the content and recorded on a record carrier in the form of a corresponding recorded pattern, from tampering by malicious users. According to some known schemes, the protection is implemented by linking the DRM to some physical distinctive feature of the corresponding recorded pattern. From this distinctive feature fingerprint data can be extracted with some conventional method, and used for the authentication of the DRM. The invention proposes a method of recording data wherein variations in the density of the recorded pattern are formed, as result of a perturbation in the recording process, which is a non-controllable substantially random process.
Patent KR-20080102386-A (KR)
Title: Heterocyclic antiviral compounds
Inventor: LEMOINE REMY
IPC: A61K31/407
Filed: 2007-02-05
Abstract: Chemokine receptor antagonists, in particular, 3,7-diazabicyclo[3.3.0]octane compounds according to formula (I) wherein R1-R3 R6c and X1 are as defined herein are antagonists of chemokine CCR5 receptors which are useful for treating or preventing an human immunodeficiency virus (HIV) infection, or treating AIDS or ARC. The invention further provides methods for treating diseases that are alleviated with CCR5 antagonists. The invention includes pharmaceutical compositions and methods of using the compounds for the treatment of these diseases. The invention further includes processes for the preparation of compounds according to formula (I).
Patent KR-20080109908-A (KR)
Title: Space-saving inverter with reduced switching losses and increased life
Inventor: GOEPFRICH KURT
IPC: H02M7/539
Filed: 2007-03-15
Abstract: The invention relates to an inverter, and in particular a solar inverter. According to the invention, the inverter has a step-up converter (4), a mains-commutated controlled converter (2) and a filter (6), with the filter (6) being linked on the output side to the AC-side connections 10 (12, 14, 16), and with the step-up converter (4) being linked on the output side to the DC-side connections (8, 10) of the mains-commutated controlled converter (2) with a power semiconductor switch (28) which can be turned off being provided, together with a back-to-back parallel-connected diode (30) in each case as converter valves (T1, T2; T3, T4; T5, T6) for each phase (R, S, T) of the mains-commutated controlled converter (2), and with the controlled side of these power semiconductor switches (28) which can be turned off being linked to a control device (32) to whose inputs phase voltages that have been determined from a power supply system (18) are applied. This results in an inverter, in particular a solar inverter, which costs less and saves more space. ® KIPO & WIPO 2009
Patent KR-20090021266-A (KR)
Title: Mastering tools and systems and methods for forming a plurality of cells on the mastering tools
Inventor: PETERS PHIL M
IPC: B44C1/00
Filed: 2007-06-11
Abstract: Mastering tools and systems and methods for forming a plurality of cells on the mastering tools are provided. In particular, the systems vary the geometry of the cells or the placement of the cells, or both, for forming a textured surface on a mastering tool.
Patent KR-20090009961-A (KR)
Title: Pigment mixture, and use thereof in cosmetics, food, and pharmaceuticals
Inventor: HOCHSTEIN VERONIKA
IPC: A23L5/40
Filed: 2007-05-09
Abstract: The invention relates to pigment mixtures comprising at least two components A and B. The inventive pigment mixtures are characterized in that component A is embodied as effect pigments while component B is embodied as coloring agents and fillers. Also disclosed is the use of said pigment mixtures in cosmetic formulations and for coloring food products and pharmaceutical products.
Patent KR-20090009330-A (KR)
Title: Method of synthesizing higher-molecular alcohol
Inventor: TSUCHIDA TAKASHI
IPC: C07C29/34
Filed: 2005-12-02
Abstract: A clean process for efficiently producing, from ethanol as a raw material, higher-molecular alcohols having an even number of carbon atoms, such as 1-butanol, hexanol, octanol, and decanol and a mixture of these. The higher-molecular alcohols are yielded from ethanol as a starting material with the aid of a calcium phosphate compound, e.g., hydroxyapatite Ca 10(PO4)6(OH)2, tricalcium phosphate Ca3(PO4)2, calcium monohydrogen phosphate CaHPO4.(0-2)H2O, calcium diphosphate Ca2P2O7, octacalcium phosphate Ca8H2(PO4)6.5H 2O, tetracalcium phosphate Ca4(PO4) 2O, or amorphous calcium phosphate Ca3(PO4) 2.nH2O, preferably hydroxyapatite, as a catalyst, the contact time being 0.4 seconds or longer.
Patent KR-20100082245-A (KR)
Title: Apparatus of remelting waste dope and para-aromatic polyamide fiber
Inventor: HAN IN SIK
IPC: D01F6/60
Filed: 2009-01-08
Abstract: PURPOSE: A waste dope remelting device and para-based aromatic polyamide fiber manufactured thereby are provided to prevent environmental contamination by recycling waster dope produced in a manufacturing process, and to reduce manufacturing costs. CONSTITUTION: A waste dope remelting device for manufacturing para-based aromatic polyamide fiber includes the following: a pressure plate(15) pressing waste dope; a moving unit moving the pressure plate up and down; a heat plate(25) remelting the waste dope and is installed at the bottom of the pressure plate; a heating unit heating the heat plate; and an inlet(20) supplying the waste dope inside the remelting device. A concavo-convex is formed on the bottom of the pressure plate.
Patent KR-20100082478-A (KR)
Title: Complex plasma dust collector
Inventor: KIM IL JUN
IPC: B03C3/00
Filed: 2009-01-09
Abstract: PURPOSE: A complex plasma dust collector is provided to remove fine dust and toxic gas and to purify air at once. CONSTITUTION: A complex plasma dust comprises: a dust collecting device(120) having an inlet(122) at one side; a filtering portion which is formed inside the dust collecting device; an air spray device(140) which is formed inside the dust collecting device; a reactor(150) which is connected to the dust collecting device and discharges air by purifying through an output(152); a plasma reaction unit(160) mounted in one side of the reactor; and a power supply unit(170) for applying voltage to the plasma reaction unit.
Patent KR-20100083516-A (KR)
Title: Pipe offset jig
Inventor: WON JONG MIN
IPC: B25B11/02
Filed: 2009-01-14
Abstract: PURPOSE: A pipe offset jig is provided to improve work convenience by bending pipes while transferring bending blocks using a hydraulic cylinder. CONSTITUTION: A pipe offset jig(100) comprises a plurality of bending blocks(110), a guide rail(120), and a hydraulic cylinder(130). The lateral sides of the bending blocks are opposite to each other. The bending block has bending grooves(110a) corresponding to the shape of a pipe on one or both sides. The guide rail is coupled with the bending blocks and guides the movement of the bending blocks. The hydraulic cylinder transfers the bending blocks to press a pipe inserted into the bending grooves on the sides of the bending blocks, thereby bending the pipe into the shape corresponding to the bending grooves.
Patent KR-20090078762-A (KR)
Title: Pull-tab for zipper
Inventor: YANG YAO MING
IPC: A44B19/26
Filed: 2009-01-15
Abstract: A pull tab for the zipper is provided, which does not separate the flexible code member from the side chamber of the male pull tab member even though the flexible code member is pulled. A pull tab for the zipper comprises: a female pull tab member(1) equipped with an integrated flexible code member; and a male pull tab member(2) which is fixed to the end part of the flexible code member(12) after the insertion of the flexible code member through the penetration hole(31) of the zipper slide and goes in gear with the female pull tab member to fix the flexible code member on the slide of a zipper. The male pull tab member and female pull tab member are molded with plastic or rubber.
Patent KR-20100089308-A (KR)
Title: A carrier assembly for travel motor reducer in heavy construction equipment
Inventor: LEE YONG HUN
IPC: F16H1/28
Filed: 2009-02-03
Abstract: PURPOSE: A carrier for a traveling reducer in heavy construction equipment is provided to maintain carrier performance for a long time use by receiving a load along the longitudinal length of a planetary gear fixing member. CONSTITUTION: A carrier body(23) comprises a spline connector, a plurality of pin coupling holes and a ring settling unit. The carrier body is combined with a spline on one side of a sun gear through the spline coupling unit and rotatably supports a planetary gear. A planetary gear fixing member(20) is axially coupled with the pin coupling hole formed on one side of the carrier body and rotatably supports the planetary gear. A pin fixing member(26) is coupled with one side of the outer surface of the planetary gear fixing member and fixes the planetary gear fixing member. A compression ring member(30) is mounted on the ring settling unit. The compression thrust ring member prevents the separation of the planetary gear fixing member.
Patent KR-20100098069-A (KR)
Title: 굴곡된 파이프 거치용 멀티랙
Inventor: LEE CHANG RO
IPC: B65D19/42
Filed: 2009-02-27
Abstract: 다수의 굴절부를 갖는 파이프를 다수로 거치시켜 한꺼번에 운반시킬 수 있도록 다단의 절첩되는 거치대를 구비한 굴곡된 파이프 거치용 멀티랙이 개시된다. 
     본 발명은, 이동이 가능한 베이스 프레임(2); 상기 베이스 프레임(2)의 일측에 절첩가능하도록 설치된 다수의 거치장치(4); 상기 거치장치(4)를 전개시킬때 충격을 흡수하고, 전개된 거치장치(4)를 지지하도록 베이스 프레임(2)의 타측에 설치되는 다수의 완충기(5)를 포함하여 구성된다. 
     
     파이프, 적재, 접철, 거치
Patent KR-20100099518-A (KR)
Title: Method for drying a carbon source containing water and coating it with polymer material, and solid fuel including the carbon source coated with polymer
Inventor: MOON SEUNG HYUN
IPC: B09B3/00
Filed: 2009-03-03
Abstract: PURPOSE: The low grade carbon source in which the moisture is very much included is desiccated and the surface is coated to polymer. The moldability to the solid fuel of the carbon source is improved and the absorption of the moisture is prevented. CONSTITUTION: The method for manufacturing the solid fuel includes next steps(1). The waste containing polymer is mixed with the solvent kerosene, and whale-oil or their mixture. It heats with temperature less than 150°C and polymer is decentralized uniformly into solvent. Step of obtaining the mixture of solvent and polymer it filters the foreign solid substance.
Patent KR-20100099851-A (KR)
Title: Apparatus for closing tap hole of the blast furnace
Inventor: GIM SANG BUM
IPC: C21B7/12
Filed: 2009-03-04
Abstract: PURPOSE: An apparatus for closing a tap hole of a blast furnace is provided to facilitate the closing of a tap hole during an emergency and to prevent the unstable condition of a furnace. CONSTITUTION: An apparatus for closing a tap hole of a blast furnace comprises a tapping machine(100) and a multi-stage refractory(200). The tapping machine comprises a tapping socket(120) to which a tapping bar(110) is connected, and a feeder(130) which carries the tapping bar into a tapping hole. The multi-stage refractory is successively formed on a side of the tapping bar whose diameter increases from the leading end to the tail end of the tapping bar.
Patent KR-20100100150-A (KR)
Title: Apparatus for mounting solderball
Inventor: SON CHANG MIN
IPC: H01L21/60
Filed: 2009-03-05
Abstract: PURPOSE: A solder ball mounting device is provided to easily implement the separation of solder ball and a solder ball device by inserting air additionally in a process of separating the solder ball and the solder ball device using a vacuum device and an eject pin. CONSTITUTION: A plurality of penetration holes(220) passes through a body(210). An eject pin(230) is located within a plurality of penetration holes. A vacuum system(235) controls the vacuum within the penetration hole. An air compressor(270) injects the air into the penetration hole. A solder ball(240) is attached using the vacuum within the vacuum apparatus in a solder ball accepting unit(215).
Patent KR-20100102915-A (KR)
Title: Nipple for hose joint and how to make it
Inventor: PARK TAE SU
IPC: F16L33/00
Filed: 2009-03-12
Abstract: PURPOSE: A nipple for a hose joint and a manufacturing method thereof are provided to improve corrosion-resistance by galvanizing the surface of a material and to improve hardness by performing heat treatment. CONSTITUTION: A manufacturing method of a nipple for a hose joint is as follows. A coil material or a rod material is cut(S10). A hole is formed in the cut material(S20). The outer diameter of the material is machined in order to mold or increase the length of the outer diameter. A head unit is formed. The surface of the material is machined or is heat-treated(S30).
Patent KR-20100103146-A (KR)
Title: Impedance calibration circuit in semiconductor memory apparatus
Inventor: LEE DONG UK
IPC: H03K19/0175
Filed: 2009-03-13
Abstract: PURPOSE: An impedance calibration circuit for a semiconductor memory device is provided to efficiently support an impedance matching operation by transmitting a digital code, which is generated by regulating the level of a reference voltage, to a driver in a buffer. CONSTITUTION: A reference voltage generator(10) generates a reference voltage(Vref). A pull-up code generator(20) generates a pull-up code(pu<1:6>) in response with the standard voltage. A pull-down code generator(30) generates a pull-down code(pd<1:6>) in response with the reference voltage. An external resistance is connected with the pull-up code generator through a ZQ pad(PAD).
Patent KR-20100106755-A (KR)
Title: Apparatus for intercepting standby power in power line communication of low power
Inventor: JEON CHAN SUNG
IPC: H04B3/56
Filed: 2009-03-24
Abstract: PURPOSE: A device for intercepting standby power in a power line communication of low power is provided to reduce consumer power and effectively reduce standby power of load side. CONSTITUTION: A power supply unit(102) provides each static voltage by converting the common use AC power in to direct current voltage by being supplied. A power line communication unit(104) is supplied with converted direct current voltage through the power supply unit, and is operated. The power line communication unit selectively provides propriety AC voltage to load by performing a power line communication. A current sensing unit(106) senses the current state of the load.
Patent KR-20100107232-A (KR)
Title: Dual sim socket
Inventor: CHOI YOUNG CHUL
IPC: G06K7/00
Filed: 2009-03-25
Abstract: PURPOSE: A dual SIM socket for a mobile terminal is provided to improve the miniaturization of the product by reducing the size of the dual SIM socket smaller than two signal SIM sockets. CONSTITUTION: A first and second insulators(10, 30) include through holes, an insulating board unit, and a supporting unit formed in both sides of the board unit. A middle part of a terminal is embedded in the board unit. One of the terminal is accepted in the through holes and the other of the terminal is projected to one side of the board unit. A top cover(50) fixes the first and the second insulators and accepts a SIM card.
Patent KR-20100108818-A (KR)
Title: Hard disk drive
Inventor: SON JUNG MOO
IPC: G11B21/02
Filed: 2009-03-30
Abstract: PURPOSE: A hard disk drive is provided to restrict stiction caused by the friction of a crash stop and a bobbin, thereby reducing a failure. CONSTITUTION: A hard disk drive comprises a head stack assembly, a crash stop, and a contact area reduction part(190). The head stack assembly comprises an actuator arm, a pivot shaft holder, and a bobbin(147). The actuator arm is equipped with a read/write head and rotates around a pivot shaft on a disk. The pivot shaft holder supports the pivot shaft to rotate and is coupled with the actuator arm. The bobbin is provided on the opposite side of the actuator arm in the pivot shaft holder and equipped with a VCM coil on a side thereof. The crash stop is connected to a base and limits the displacement of the actuator arm. The contact area reduction part is provided one of the bobbin and the crash stop and forms one or more non-contact areas in a contact area between the bobbin and the crash stop.
Patent KR-20100025459-A (KR)
Title: Insulated metal components and method of manufacturing the same
Inventor: LEE HWAN CHUL
IPC: C23C4/02
Filed: 2009-03-31
Abstract: PURPOSE: An insulation metal element and a manufacturing method thereof are provided to improve the insulating property and the coherence of an insulating layer, which is formed by a spray coating method, by forming an interface insulating layer on a concavo-convex layer. CONSTITUTION: An insulation metal element comprises a base material(110), a concavo-convex part(120), an insulation-coated layer(130), a filling layer(140), and a wiring layer(150). The concavo-convex part is formed on the base material. The insulation-coated layer is formed on the concavo-convex part through a spray coating process. The filling layer is formed on the insulation-coated layer. The wiring layer is formed on the filling layer. The base material comprises one among the aluminum, the magnesium, the titanium, the copper, the iron, the nickel, and alloy.