baber/WOPTO huggingface dataset:
Patent KR-20130027090-A (KR)
Title: Method and apparatus of estimating frequency offset based on partial periodogram in wireless communication system
Inventor: CHONG DA HAE
IPC: H04L27/26
Filed: 2011-08-30
Abstract: PURPOSE: A method and a device for estimating frequency offset based on a partial period graph in a wireless communication system are provided to reduce the amount of calculation and complexity. CONSTITUTION: An OFDM(Orthogonal Frequency Division Multiplexing) receiver performs EEP(Envelope Equalized Processing) for a receiving signal(S200). The OFDM receiver calculates a partial period graph for a plurality of test values based on the receiving signal which the EEP is performed(S210). The OFDM receiver estimates first frequency offset based on two adjacent partial period graphs of partial period graphs for the plurality of test values(S220). The OFDM receiver estimates second frequency offset based on two adjacent partial period graphs based on the estimated first frequency offset(S230). The OFDM receiver estimates third frequency offset based on the two adjacent partial period graphs based on the first frequency offset and the second frequency offset(S240). The OFDM receiver estimates the final frequency offset by adding the first frequency offset, the second frequency offset, and the third frequency offset(S250). [Reference numerals] (AA) Start; (BB) End; (S200) Performing EEP for a receiving signal; (S210) Calculating a partial period graph for a plurality of test values; (S220) Estimating first frequency offset based on two adjacent partial period graphs; (S230) Estimating second frequency offset based on two adjacent partial period graphs and the estimated first frequency offset; (S240) Estimating third frequency offset based on the two adjacent partial period graphs, the first frequency offset, and the second frequency offset; (S250) Estimating the final frequency offset by adding the first frequency offset, the second frequency offset, and the third frequency offset
Patent KR-20130031653-A (KR)
Title: Viewing angle control system of rear perception camera for vehicle
Inventor: LEE HYUN WOOK
IPC: B60R1/08
Filed: 2011-09-21
Abstract: PURPOSE: A viewing angle control system of a camera which senses a back side for a vehicle is provided to control a viewing angle of the camera located in the back side of the vehicle, thereby supply a wide viewing angle to a driver. CONSTITUTION: A camera(200) is mounted to a back side of a vehicle. A motor driving unit(210) controls an angle of the camera. A control unit(300) is connected to a navigation device(100) and the motor driving unit. The control unit controls angle control of the camera by operating the motor driving unit when a touch screen in the navigation device of a driver is responded. Various angles of vehicle images in the back side are displayed on the navigation device. [Reference numerals] (200) Camera; (210) Motor driving unit; (300) Control unit; (AA) Image transmission
Patent KR-20130039504-A (KR)
Title: Mems microphone and manufacturing method thereof
Inventor: JE CHANG HAN
IPC: H01L29/84
Filed: 2011-10-12
Abstract: PURPOSE: A MEMS microphone and a manufacturing method thereof are provided to offer a high reliability and high sensitivity MEMS microphone by forming a fixed electrode support for placing and supporting a fixed electrode on a vibrating plate in a surface machined MEMS microphone. CONSTITUTION: A MEMS microphone comprises: a substrate(310); a rear acoustic chamber formed inside a front surface of the substrate; a vibrating plate(320) formed on the substrate and having an exhaust hole(324); a fixed electrode(330) formed on the vibrating plate; and a fixed electrode support(314) supported by the bottom of the rear acoustic chamber and connected to the fixed electrode through the exhaust hole. The substrate is a silicon substrate or the like. The vibration plate is formed at the same height as the upper surface of the substrate or is formed to be spaced apart from the substrate at a predetermined interval. The fixed electrode comprising a metal(330a) and an insulation layer(330b) has a plurality of exhaust holes(334) and is formed to be spaced apart from the vibrate plate at a predetermined distance.
Patent KR-20130043434-A (KR)
Title: Cylindrical secondary battery of improved safety
Inventor: KIM SUNG JONG
IPC: H01M10/04
Filed: 2011-10-20
Abstract: PURPOSE: A secondary battery is provided to prevent the movement in a jelly-roll cylindrical direction by including an insulating member with frictional coefficient and to remarkably improve battery stability and properties. CONSTITUTION: A secondary battery comprises a structure mounted to a cylindrical battery case with a jelly-roll of positive electrode/separator/negative electrode structure. The upper end and lower end of the jelly-roll has an upper insulating member(160a) and a lower insulating member. In order to prevent the movement in a jelly-roll cylindrical movement, the insulating member has a frictional coefficient of 0.2 or more. The insulating member is formed of a polymer resin or electric insulating polymer composite. The polymer resin is selected from polypropylene, polystyrene, polyethylene terephthalate, natural rubber, and synthetic rubber.
Patent KR-20120041676-A (KR)
Title: System and method for protection of scr catalyst and control of multiple emissions
Inventor: GADGIL MANDAR R
IPC: B01D53/56
Filed: 2011-10-20
Abstract: PURPOSE: A system and a method for protecting a selective catalytic reduction(SCR) catalyst and controlling a plurality of discharging parts are provided to improve environmentally-friendly characteristics by eliminating gaseous potassium, sodium, and phosphorous compounds from a combusting process. CONSTITUTION: At least one kaolin-containing compound is supplied to a combusting section or the flue gas stream of a heating furnace(26) or a boiler before flue gas(28) is introduced into SCR. The kaolin-containing compound is reacted with gaseous potassium and/or a sodium compound or potassium-containing and/or sodium-containing compound in the combusting section or the flue gas stream before the flue gas is introduced into the SCR. The kaolin-containing compound is selected from at least one kaolin-containing clays, kaolinite-containing clays, kaolinite, or a mixture of the same.
Patent KR-20130051539-A (KR)
Title: Apparatus and method for supplying fuel gas of ship engine
Inventor: KIM YONG KYU
IPC: F02D19/08
Filed: 2011-11-10
Abstract: PURPOSE: A fuel supply device of an engine of a vessel and a fuel supply method thereof are provided to improve the ignition efficiency of the engine and to minimize the generation of nitrogen oxide. CONSTITUTION: A fuel supply device of an engine(130) of a vessel comprises a main fuel supply line(L10), a modified fuel supply line(L20), an evaporative gas liquefaction line(L30), and a water supply line(L40). The main fuel supply line takes out LNG from an LNG storage tank(110) and supplies the LNG to the engine. The evaporative gas liquefaction line takes out evaporative gas generated in the upper part of the LNG storage tank and re-liquefies the same, thereby putting into the LNG storage tank again. The modified fuel supply line takes out gaseous natural gas from the LNG storage tank, thereby supplying the same to a reformer(210). The water supply line takes out water from a water tank(120), thereby supplying the water to an evaporator(218).
Patent KR-20130052183-A (KR)
Title: Method of fabricating thin film transistor substrate
Inventor: KU SUN JU
IPC: G02F1/1343
Filed: 2011-11-11
Abstract: PURPOSE: A method for fabricating a thin film transistor substrate is provided to prevent the damage of the thin film pattern in the edge of a semitransparent region and a corresponding region. CONSTITUTION: A first conductive pattern(101) is formed. A second conductive pattern is formed. A protection layer and a pixel electrode are formed. A photoresist pattern(168) has a first height in a region corresponding to the edge of a common and, has a second height in a region corresponding to the other region of the common region, and has a third height in a region corresponding to a gate line and the common line.
Patent KR-20120052879-A (KR)
Title: Novel compound for organic electronic material and organic electroluminescent device using the same
Inventor: SHIN HYO NIM
IPC: H01L51/54
Filed: 2011-11-15
Abstract: PURPOSE: A compound for organic electroluminescent device is provided to prevent crystallization at manufacturing a device because of high electron-transport efficiency, and to have good layer formation ability, thereby improving current properties of a device, decreasing driving voltage of a device, and improving power efficiency. CONSTITUTION: A compound is in chemical formula 1. In chemical 1, X is -O-, -S-, -CR11R12- or N-L1-Ar1, Y is -O-, -S-, -CR13R14- or N-L2-Ar2, one of R1-R4 forms a fused ring by being connected to adjacent substituent and a functional group in chemical formula 1-a, and residue is respectively hydrogen, deuterium, halogen, substituted or unsubstituted (C1-30)alkyl, substituted or unsubstituted (C6-30)aryl, substituted or unsubstituted (C3-30)heteroaryl, substituted or unsubstituted (C3-30)cycloalkyl, substituted or unsubstituted 5-7membered heterocycloalkyl, substituted or unsubstituted (C6-30)ar(C1-30)alkyl, (c3-30)cycloalkyl-combined substituted or unsubstituted (C6-30)aryl, substituted or unsubstituted aromatic cycle-combined 5-7membered heterocycloalkyl, substituted or unsubstituted aromatic circle-combined (C3-30)cycloalkyl, -NR21R22, -SiR23R24R25, -SR26, -OR27, (C2-30)alkenyl, alkynyl, cyano, nitro, or hydroxy.
Patent KR-20130058096-A (KR)
Title: Tidal electric power generating structure
Inventor: LEE BYUNG MOON
IPC: F03B17/06
Filed: 2011-11-25
Abstract: PURPOSE: A tidal power generating structure is provided to expose a rod where a turbine is connected over a surface of seawater by rotating the rod, thereby facilitating repair and maintenance of the turbine. CONSTITUTION: A tidal power generating structure comprises a rod(210), a first actuator(230), a water reservoir(160), a pump(260), and a sub turbine(250). A tidal turbine is attached to the rod. The first actuator rotates the rod in a vertical direction around a first rotary shaft. When repairing and maintaining the turbine, the first actuator is operated so that the tidal turbine is exposed over the surface of the seawater. A direction of the tidal turbine can be changed by applying a second actuator rotating the rod in an axial direction.
Patent KR-20130059056-A (KR)
Title: Metal extrusion apparatus using ultrasonic vibration
Inventor: CHA HYUN ROK
IPC: B21C25/02
Filed: 2011-11-28
Abstract: PURPOSE: An ultrasonic extrusion apparatus is provided to manufacture high density and high quality of metal products because vibration generated from ultrasonic exciters is effectively transferred to an extrusion die to minimize frictional force between metal materials in an extrusion work. CONSTITUTION: An ultrasonic extrusion apparatus comprises a body(130), front and rear conical surfaces, an extrusion hole(140), and multiple ultrasonic exciters(150). The body is arranged in an extrusion piston(120) and a die holder(122). The front and rear conical surfaces are recessed from the front and rear surfaces of the body. The extrusion hole comprises a first inner diameter part and a second inner diameter part. The ultrasonic exciters are mounted on the outer circumference of the body to apply ultrasonic vibration to the body.
Patent KR-20130059138-A (KR)
Title: Thermal co-evaporator of large area cigs thin film and 3-stage processes
Inventor: HWANG CHANG HUN
IPC: H01L31/0445
Filed: 2011-11-28
Abstract: PURPOSE: An apparatus for manufacturing a CIGS thin film with a 3-stage process is provided to uniformly deposit a CIGS deposition composite on a large-sized glass. CONSTITUTION: A heating part(100) includes a first chamber(110) for accommodating a crucible(120). A heating unit and a heat insulating unit are installed in the first chamber. A spraying part(200) ejects a deposition composite through a nozzle hole formed in the lower part of a spraying unit(220). A surface heater unit(320) heats the internal space of a second housing(210). A transfer part(300) moves a mounting plate(340) with constant speed.
Patent KR-20130059976-A (KR)
Title: Solar cell and method of fabricating the same
Inventor: JEE SUK JAE
IPC: H01L31/042
Filed: 2011-11-29
Abstract: PURPOSE: A solar cell and a method for fabricating the same are provided to prevent a shunt by inserting an insulator into a through hole after the through hole is formed in a back electrode layer, and to increase an open circuit voltage. CONSTITUTION: A back electrode layer(200) separated by a first through hole(TH1) is formed on a support substrate(100). An insulator(250) is formed to fill the first through hole. A light absorption layer(300) is formed in the upper surface of the insulator and the back electrode layer. A buffer layer(400) is formed in the upper surface of the light absorption layer. A second through hole(TH2) is formed in the light absorption layer and the buffer layer. A window layer(600) is formed to fill the second through hole.
Patent KR-20130061781-A (KR)
Inventor: GANG GI SEON
IPC: F01D25/24
Filed: 2011-12-02
Abstract: PURPOSE: A steam turbine generator is provided to reduce pressure loss by attaching a round rod to the outer circumferential surface of a turbine, and to maximize the efficiency of the generator by generating a whirlwind to maintain or increase the revolution speed of the turbine. CONSTITUTION: A steam turbine generator comprises a housing, a rotor(120), a turbine(130), a discharging passage(140), and a rotary shaft(150). The housing is formed with a steam inlet(112) and a steam outlet(114) respectively on both sides. The rotor is installed inside the housing, and formed with multiple blades(122). The turbine revolves together with the rotor, and has multiple round bars(132) that stick to the outer circumferential surface of the turbine. The discharging passage is formed with a fluid passage for stem, which is in between the housing and the turbine, to be discharged through. The rotary shaft penetrates the rotor and the center shaft of the turbine for connection, revolves together with the rotor and the center shaft of the turbine, and comprises a motor(160) installed on one side and a reducer(170) on the other side.
Patent KR-20130062618-A (KR)
Title: Portable safety luminous member
Inventor: KIM JAE YOUL
IPC: G09F13/16
Filed: 2011-12-05
Abstract: PURPOSE: A portable safety luminous member is provided to easily find a safety route and safely move in an emergency like a power failure by arranging a luminous member on the floor of a dark workplace in advance. CONSTITUTION: A portable safety luminous member(10) comprises a main body part(11) and a luminous layer(12) which is coated on the outer surface of the main body part and emits light at night. Even if a workplace loses power during a night work and becomes dark, a worker can move easily along the arranged safety luminous member and go out through an exit by the light emission of the luminous layer which is coated on the outer surface of the main body part.
Patent KR-20130062657-A (KR)
Title: Standardization method for setting reference point for loading on the sea after constructing drilling rig at heavy zone
Inventor: KIM JONG BAE
IPC: B63B9/06
Filed: 2011-12-05
Abstract: PURPOSE: A standardization method for setting a reference point of loading components in a drilling rig on the sea is provided to always obtain the same results regardless of measurers. CONSTITUTION: A standardization method for setting a reference point of loading components in a drilling rig is as follows: a step of obtaining data by implementing alignment tests with instruments in a state that a body of the drilling rig is completed(S20); a step of setting the reference point based on an existing reference point or current optimal conditions(S40); a step of setting the coordinate of an auxiliary point according to a standard loading process(S60); a step of setting the coordinate of the auxiliary point as the reference point(S80); a step of maintaining even keel by ballasting in a floated state(S100); and a step of installing upper blocks and fittings based on a secondary auxiliary point of a moonpool after completely loading entire structures(S140). [Reference numerals] (S100) Maintain even keel by blasting in a state of floating on the sea; (S120) Work on all blocks, equipment, and other fittings on the sea using a three-dimensional measuring instrument; (S140) Determine a second auxiliary point on a moon pool and progress with work on fittings after completely loading of the whole structure; (S20) Obtain data with an alignment test after completion in land; (S40) Set a '0(zero)' reference point in an optimum condition based on an existing reference point or a current well center; (S60) Set a coordinate of an auxiliary point according to a standard process; (S80) Set the auxiliary point coordinate as reference
Patent KR-20130062743-A (KR)
Title: Working platform for underwater hose connection
Inventor: YANG SUNG JONG
IPC: E04G1/36
Filed: 2011-12-05
Abstract: PURPOSE: A platform for connecting underwater hoses is provided to easily connect the underwater hoses to the lower part of an SPM(Single Point Mooring) by utilizing first and second metal nets as a foothold. CONSTITUTION: A platform for connecting underwater hoses(100) comprises first and second half shells(211), first and second horizontal beams(212,222), a first connection frame(213), a second connection frame(223), and first and second metal nets(214,224). The first and second half shells are detachably coupled to the top of the underwater hoses coupled to the lower part of an offshore structure. The first and second horizontal beams are radially extended from the lateral sides of the first and second half shells. The first connection frame connects the ends of the first horizontal beams to each other to form an outer frame. The second connection frame connects the ends of the second horizontal beams to form the outer frame. The first and second metal nets are installed to cover spaces formed by the first and second horizontal beams and the first and second connection frames so that a foothold can be formed.
Patent KR-20130066380-A (KR)
Title: Control method of motor driven power steering apparatus and control method thereof
Inventor: AHN SANG MIN
IPC: B62D6/00
Filed: 2011-12-12
Abstract: PURPOSE: A motor driven power steering device and a controlling method thereof are provided to control instability in a yaw direction due to the excessive steering input of a driver while driving on a low friction road by calculating a damping force using a yaw moving rate. CONSTITUTION: A motor driven power steering device comprises a yaw sensor(10), a vehicle speed sensor(20), an angle speed sensor(30), a drive motor(50), and an MDPS control unit(40). The yaw sensor measures a yaw rate with respect to the yaw moving rate of a vehicle. The vehicle speed sensor measures the speed of the vehicle. The angle speed sensor measures the steering angle speed of a steering wheel. The drive motor rotates a steering axis to generate a steering assisting force. The MDPS control unit controls the drive motor by calculating a damping torque required value by receiving a yaw rate, a vehicle speed, and a steering acceleration. [Reference numerals] (10) Yaw sensor; (20) Vehicle speed sensor; (30) Angle speed sensor; (40) MDPS control unit; (50) Drive motor
Patent KR-20130066855-A (KR)
Title: The target shifter with a cover travelling function
Inventor: KIM KI HONG
IPC: F41J9/02
Filed: 2011-12-13
Abstract: PURPOSE: A device for transferring a target with a curved driving function is provided to smoothly drive a curved rail through a driving guide unit which is rotatably installed in a main body frame. CONSTITUTION: A device for transferring a target with a curved driving function comprises a main body frame(120), a driving unit, and a driving guide unit(160). The main body frame transfers along a rail. The driving unit is installed in the main body frame and transfers the main body frame. The driving guide unit guides the main body frame to transfer along the rail. The driving guide unit is rotatably installed in the main body frame to smoothly drive when the main body frame drives in the curved rail.
Patent KR-20130068487-A (KR)
Title: Press system for warm sheet forming
Inventor: LEE MUN YONG
IPC: B21D37/16
Filed: 2011-12-15
Abstract: PURPOSE: A warm molding press device with a heater is provide to carry out molding with warmth and quickly cool a molded material by using a cooling device. CONSTITUTION: A warm molding press device comprises a pair of a bottom part, a blank holder(7), a cooling device(20), a cool water supplying apparatus(30), a heater(40), a power supplier(50) and a controller(60). The pair of a bottom part is equipped in the lower part of a bolster. The blank holder is equipped on the bolster by a cushion pin. The cooling device cools the bottom part. The cool water supplying apparatus supplies cool water to the cooling device. The power supplier supplies power to the heater. The controller controls the operation of supplying the cool water to the cooling device. [Reference numerals] (30) Cool water supplying apparatus; (50) Power supplier; (60) Controller
Patent KR-20130071536-A (KR)
Title: Up down type connector
Inventor: JIN JANG BUM
IPC: H01R12/71
Filed: 2011-12-21
Abstract: PURPOSE: An up-down type connector is provided to prevent product damage by preventing scratch of a light emitting diode (LED) printed circuit board (PCB). CONSTITUTION: A base part (111) of a housing (100) is inserted into a cut hole formed in a power board PCB (2). A fitting nail slit is formed in a fitting nail fixing portion (112). A stopper part (113) restricts connection position of an LED PCB (1). A fitting nail (120) fixes the housing to the power board PCB. A contact terminal (130) is electrically connected to a contact port (1a) of the LED PCB.
Patent KR-20130071810-A (KR)
Title: Touch screen pannel
Inventor: KWON YONG IL
IPC: G06F3/044
Filed: 2011-12-21
Abstract: PURPOSE: A touch screen panel (TSP) is provided to reduce total size and to increase accuracy, by applying a conversion part including a time delay controller (TPC) and a counter part. CONSTITUTION: A driving part (120) generates a driving signal, and a signal sensing part (140) is enabled by the driving signal. A signal detection part (160) generates an assembly signal, by using a sensing signal generated by electrostatic capacity sensed from the signal sensing part. The signal detection part calculates a counting value by counting the period of the sensing signal on the basis of the assembly signal, and calculates a delay time of remained period after counting. The signal detection part determines a cell where the electrostatic capacity is generated, by assembling the calculated values. [Reference numerals] (164) Converting part; (166) Controlling part
Patent KR-20130071814-A (KR)
Title: 주택형 인공어초
Inventor: YANG KI TAK
IPC: E02B3/14
Filed: 2011-12-21
Abstract: 본 발명은 중앙에 길이방향으로 공간부가 형성된 삼각형 형태의 몸체를 형성하되, 상기 몸체의 상부 경사면에는 다수의 결합홈을 길이방향으로 형성하고, 상기 결합홈에는 각각 아비돈 나무로 제공되는 고정대를 긴밀하게 삽입, 고정한 상태에서 상기 아비돈 각목의 상면에 해조류의 포자가 인공으로 종묘된 로프를 일체로 설치함으로써, 상기 로프에 의해 해중림을 용이하게 조성하여 저서 미생물 정착과 무척추동물의 서식공간을 제공하며, 상기 공간부는 어류의 서식지 또는 은신처로 이용되고, 해저면은 전복, 소라 등 저서동물의 서식처를 제공함은 물론 수질정화 및 어,패류의 산란장과 성육장으로 활용하여 종합적인 해양생태계를 복원할 수 있도록 하는 주택형 인공어초를 제공하고자 한다.