baber/WOPTO huggingface dataset:
Patent KR-20120007513-A (KR)
Inventor: SHIEDLIN AVIVA
IPC: A61F2/28
Filed: 2010-03-22
Abstract: 본 발명은 조성물, 이의 제조 방법, 및 연골 복구를 위한 이의 용도에 관한 것이다.
Patent KR-20110135412-A (KR)
Inventor: KANEMURA TAKASHI
IPC: G02B1/18
Filed: 2010-03-29
Abstract: 본 발명의 목적은, 높은 방오성, 넓은 파장역에서의 높은 반사 방지 효과, 및 높은 기계적 강도를 가지고, 특히, 넓은 파장역에 걸쳐, 다른 파장에서의 반사 방지 효과의 차가 충분히 작은 반사 방지막을 얻을 수 있는, 반사 방지막 형성용 조성물을 제공하는 것에 있다.  
본 발명은, 
(A) 가수분해성 금속 알콕사이드 및/또는 그 가수분해물, 
(B) 일반식 (M) 
    
[식 중, 
X 1  및 X 2 는 같거나 다르고, H 또는 F이며, 
X 3 은 H, F, CH 3  또는 CF 3 이고, 
X 4  및 X 5 는 같거나 다르고, H, F 또는 CH 3 이며, 
Rf 1 은, 탄소수 1 ~ 40의 불소 함유 알킬기 또는 탄소수 2 ~ 100의 에테르 결합을 가지는 불소 함유 알킬기에 Y 3 이 1 ~ 3개 결합하고 있는 유기기이고, 
Y 3 은, 가수분해성 금속 알콕사이드와 반응할 수 있는 관능기, 또는 당해 반응기를 가지는 탄소수 1 ~ 10의 1가의 유기기이며, 
a는 0 ~ 3의 정수이고, 
b 및 c는 같거나 다르고, 0 또는 1이다.) 
으로 나타내지는 구조 단위로 이루어지는 불소 함유 중합체; 및 
(C) 비점이 70℃ 이상이고, 또한 용해도 파라미터가 8.0 ~ 10.0인 용매 
를 함유하는 반사 방지막 형성용 조성물을 제공한다.
Patent KR-20120027194-A (KR)
Title: Method and apparatus for processing multi-view video signal
Inventor: JEON YONG JOON
IPC: H04N13/00
Filed: 2010-03-02
Abstract: PURPOSE: A multiview video signal processing method and a device thereof are provided to predict inter-views without restriction of a coding format of an inter-view reference picture in decoding a stereo image. CONSTITUTION: An entropy decoding unit(100) performs entropy decoding of parsed bit stream. A dequantization unit(200) and an inverse transformation unit(300) restore a pixel value through dequantization and inverse transformation of the bit stream. An intra prediction unit(400) performs intra prediction from a decoded sample of the current picture. A deblocking filter unit(500) applies a deblocking filter to a coded macro block. A decoded picture buffer unit(600) stores previously coded pictures for inter prediction.
Patent KR-20120031935-A (KR)
Inventor: FRASER JIM
IPC: B01D36/02
Filed: 2010-05-11
Abstract: (i) 유체 유입구와; (ⅱ) 유체 유출구; 그리고 (ⅲ) 유체 유입구 및 유체 유출구와 유체 연통 관계인 유체 처리 영역을 포함하는 유체 처리 시스템이 설명되어 있다.  상기 유체 처리 영역은 서로 유체 연통 관계에 있는 유체 분리 섹션(상기 분리 섹션은 두 개 이상의 유사하거나 유사하지 않은 분리 장치의 조합 또는 단일 분리 장치를 포함할 수도 있음)과 유체 방사선 섹션이 내부에 마련되어 있는 하우징을 포함한다.  유체 분리 섹션은 유체 중의 고형체를 제거하며, 유체 방사선 섹션은 유체에 광을 조사하여 유체 중의 미생물을 비활성화한다.  유체 분리 섹션과 유체 방사선 섹션은 실질적으로 공통의 유체 유동 경로를 구비하도록 구성되어, 두 개의 섹션이 개개의 기능을 수행할 수 있도록 하면서 전체 유체 처리 시스템의 공간 또는 넓이 요건을 상당히 완화하며/완화하거나 전체 유체 처리 시스템의 유압 수두 손실(압력 강하)을 상당히 감소시킨다.
Patent KR-20120003955-A (KR)
Inventor: HIDAKA TOSHINOBU
IPC: A47L9/28
Filed: 2008-11-21
Abstract: 전동 송풍기(5A, 5B)가 수용된 진공 청소기 본체(1)에, 각 전동 송풍기(5A, 5B)의 흡입측과 연통하는 공통의 집진실(4)이 제공된다.  전동 송풍기(5A, 5B)의 구동을 독립적으로 제어가능한 제어 수단(6)이 제공된다.  공기가 집진실(4)측으로 역류하는 것을 방지하는 체크 밸브 유닛(43A, 43B)이 전동 송풍기(5A, 5B)에 대응하여 제공된다.  전동 송풍기(5A, 5B) 중 하나가 구동되는 경우라도, 체크 밸브 유닛(43A, 43B)은 정지하고 있는 전동 송풍기(5B, 5A)로부터 집진실(4)측으로 공기가 역류하는 것을 방지하여, 흡입력을 확보할 수 있다.
Patent KR-20120018185-A (KR)
Inventor: DUTT CHAITANYA
IPC: C07D401/14
Filed: 2010-05-06
Abstract: 본 발명은 신규한 헤테로사이클릭 화합물 및 그의 약제학적으로 허용되는 염, 그의 제조방법, 이들 화합물을 함유하는 약제학적 조성물, 및 AGE(고도당화 최종생성물)의 형성 및 축적으로 인한 질환의 치료에서 이들의 용도에 관한 것이다. 본 발명의 화합물은 신경증, 신장병, 미소 혈관증, 고혈압, 심부전, 망막증, 아테롬성 동맥경화, 알쯔하이머 질환 및 피부과질환 등 AGE의 형성 및 축적으로 인한 당뇨병 및 노화 관련 합병증의 치료에 유용하다.
Patent KR-20130081875-A (KR)
Title: Robot and control method thereof
Inventor: KIM JI YOUNG
IPC: B25J13/08
Filed: 2012-01-10
Abstract: PURPOSE: A robot and a method for controlling the same are provided to apply a coordinate based on an object when detecting that the hands of a robot clamp an object and to maintain the clamping state so that the robot may not move when the user slightly moves. CONSTITUTION: A robot comprises robot hands (1), robot arms, a clamping sensor unit, a clamping control unit and a coordinate conversion unit. The clamping sensor unit makes a robot sense the movement of an object. Based on the movement of an object depending on whether the robot hands clamp an object, the clamping control unit selects a coordinate based on an object which controls the robot arms or an independent coordinate which independently controls the robot hands and arms. The clamping control unit controls the robot hands and arms based on a selected coordinate. The coordinate conversion unit calculates the location and direction of a virtual object on a coordinate based on an object and delivers the information on the location and direction of the virtual object to the clamping control unit.
Patent KR-20120111960-A (KR)
Title: Light emitting element
Inventor: SUGIMORI NOBUHISA
IPC: H01L33/38
Filed: 2012-01-12
Abstract: PURPOSE: A light emitting device is provided to improve the equalization of radiation by forming a first opening part and a second opening part between transparent electrodes. CONSTITUTION: A semiconductor light emitting functional layer comprises a first semiconductor layer(21) and a second semiconductor layer(22). A transparent electrode(30) is directly touched with the second semiconductor layer. An insulating layer(40) is formed on the transparent electrode. A first opening part(42) comprises a first electrode layer which is directly touched with the first semiconductor layer. A second opening part(41) comprises a second electrode layer which is directly touched with the transparent electrode.
Patent KR-20130091965-A (KR)
Title: Ubt system using sequential probability ratio testing algorithm and the managing mehtod thereof
Inventor: LEE UN JOO
IPC: G06F19/00
Filed: 2012-02-09
Abstract: PURPOSE: A ubiquitous-based test (UBT) system using Rasch model and sequential probability ratio testing (SPRT) is provided to use Korean Rasch model and SPRT algorithm which have a simplest mathematical model and highest field-applicability, thereby providing intelligent educational content customized for the level of each learner. CONSTITUTION: An SPRT-based content extraction module is composed of an SPRT-based content part (102-1), which receives content information from a content providing device, and an SPRT-based content transmission part (102-2) which transmits content corresponding to the content information to a portable terminal. A source-based content extraction module is composed of a source-based content part, which receives source information of the content from the content providing device, and a source-based content transmission part which transmits content corresponding to the content source information to the portable terminal. The content part of a content-coupling module (106) receiving content-coupling information accesses the content of each electronic-learning server and ubiquitous-learning server containing the content. [Reference numerals] (1) E-learning contents server 1; (1000) UBT system using a Rasch model and SPRT; (2) E-learning contents server 2; (3) E-learning contents server 3; (4) E-learning contents server 4
Patent KR-20120034173-A (KR)
Title: Composition for diagnosing clonorchiasis
Inventor: JU JUNG WON
IPC: C12N15/12
Filed: 2012-02-10
Abstract: PURPOSE: A composition containing antigen proteins for diagnosing clonorchiosis is provided to enable early diagnosis and to improve diagnosis accuracy. CONSTITUTION: A composition for diagnosing clonorchiasis contains polypeptide venom 1 having an amino acid sequence of sequence number 6 as an active ingredient. A composition diagnosing clonorchiasis contains a gene encoding venom 1 protein as an active ingredient. A diagnosis reagent for diagnosing clonorchiasis contains a substrate solution containing a fixture coated with anti-human IgG antibody, labeled antigen conjugate, and coloring agent. The anti-human IgG antibody is goat-derived human IgG antibody.
Patent KR-20130092301-A (KR)
Title: Apparatus for controlling coil for vhhicles
Inventor: SON SOON KEUN
IPC: B60N2/56
Filed: 2012-02-10
Abstract: PURPOSE: A heating wire control device for a vehicle is provided to enable a driver to properly control the temperature of a handle or a seat of a vehicle before the vehicle travels. CONSTITUTION: A heating wire control device for a vehicle supplies power from a battery (10) to heating wires (50) through a first switch (30) or cuts off power from the battery. The heating wire control device comprises a second switch (70), a second timer (90), and a control unit (100). The second switch is connected to a main switch (20) in a row and controls power supplied to the heating wires. The second timer measures the current time. The control unit turns on the second switch depending on the measured current time. [Reference numerals] (10) Battery; (100) Control unit; (20) Main switch; (40) First timer; (90) Second timer; (AA) Select a mode; (BB) Set a reservation time
Patent KR-20130096832-A (KR)
Title: 시설물 고정구
Inventor: NAM JIN HO
IPC: E02D27/12
Filed: 2012-02-23
Abstract: 본 발명은 시설물 고정구에 관한 것으로, 시설물 고정구에 있어서, 상기 시설물 고정구(100)는 상, 하부가 모두 개방된 파이프 형상의 몸체(110)로 구성되는 것으로, 상기 몸체(110)의 상부에는 플랜지(120)가 형성되고, 상기 몸체(110)의 외주에는 웨브(111)가 한 바퀴 감겨져 있는 것을 포함하는 것으로, 본 발명은 지중에 삽입 고정되는 시설물 고정구 몸체의 외주에 한 바퀴의 웨브를 형성시키고, 하부에는 높은강도를 가진 스틸로 제작된 캡을 부착함으로써, 작업자가 시설물 고정구를 지중에 삽입시켰을 때, 상기 시설물고정구가 견고한 지지력을 가지고, 시설물 지주를 효과적으로 지지할 수 있는 현저한 효과가 있다.
Patent KR-20120024924-A (KR)
Title: Semiconductor device
Inventor: TAKANO TAMAE
IPC: H01L29/786
Filed: 2012-02-23
Abstract: PURPOSE: A semiconductor device with a memory device is provided to supply a memory device having low power consumption by reducing the number of circuit devices and wirings per bit. CONSTITUTION: A control circuit unit(202) is formed by using thin film transistors. An insulating layer is formed to cover up a conductive layer. A material layer(408) of a memory device is formed by using the same material as the light emitting layer included in the light emitting device. An antenna(430) is connected to an electrode(419) electrically connected to the thin film transistor which is supplied to a memory device area(201). The antenna is thickly formed to lower resistance.
Patent KR-20130097367-A (KR)
Title: Distilled liquor and preparation method of the same
Inventor: LEE DAE HYOUNG
IPC: C12H6/02
Filed: 2012-02-24
Abstract: PURPOSE: Distilled spirit and a method for manufacturing the same are provided to shorten necessary maturing period for making distilled spirit and to improve functionality. CONSTITUTION: Distilled spirit is matured by being inputted into a maturing container (100) and blowing the air. A method for manufacturing the distilled spirit comprises the steps of: fermenting grains or fruits and preparing fruit wine; and distilling the fermented fruit wine. The maturing container is selected among a germanium container, an oak barrel, an earthenware pot, a stainless container, and a plastic container.
Patent KR-20120100771-A (KR)
Title: Laser machining apparatus
Inventor: TANAKA KEI
IPC: B23K26/16
Filed: 2012-02-29
Abstract: PURPOSE: A laser processing apparatus is provided to check the contamination of a lens protection cover without removing the lens protection cover from a condenser using a camera unit arranged opposite to the condenser. CONSTITUTION: A laser processing apparatus comprises a chuck table, a laser irradiator, and a processing transfer unit. The laser irradiator includes a generator generating a laser beam and a condenser(31) condensing the laser beam from the generator. The condenser comprises an objective lens(320) concentrating the laser beam on a work piece and a lens protection cover(342) arranged between the objective lens and the work piece to block scrap scattering from the work piece toward the objective lens. A camera unit is arranged opposite to the condenser to detect the contamination of the lens protection cover. [Reference numerals] (71) First memory unit; (72) Second memory unit; (73) Determination unit; (AA) Air
Patent KR-20130102156-A (KR)
Title: Semiconductor package inspecting device
Inventor: JANG DONG KI
IPC: H01L21/66
Filed: 2012-03-07
Abstract: PURPOSE: An apparatus for inspecting semiconductor packages is provided to improve the efficiency of an inspection process by performing the inspection process after the semiconductor packages are mounted on a mounting part. CONSTITUTION: A pickup part picks up semiconductor packages together. A check block (200) consists of a reflecting part and a mounting part (210). A lighting part emits light to the check block. A vision part (500) photographs images reflected from the reflecting part. A control part controls the pickup part, the check block, the lighting part, and the vision part.
Patent KR-20130102909-A (KR)
Title: Device of load balancing and method of load balancing using successive interferencecancellation
Inventor: LEE SANG IL
IPC: H04W88/18
Filed: 2012-03-08
Abstract: PURPOSE: A load balancing apparatus which uses a successive interference cancellation and a load balancing method thereof are provided to provide a better communication service to users who are included in a cell which has relatively many users in a multi-cell environment. CONSTITUTION: Any one cell is selected among first and second cells based on the number of users who are included in each of the first and second cells (S110). At least one user is selected among users who are included in the selected cell (S120). In case the selected user is included in the first cell, a base station which transmits a frequency to the selected user is changed from a first base station to a second base station (S130). In case the selected user is included in the second cell, a base station which transmits a frequency to the selected user is changed from the second base station to the first base station. [Reference numerals] (AA) Start; (BB) End; (S110) Select any one cell among first and second cells based on the number of users who are included in each of the first and second cells; (S120) Select at least one user among users who are included in the selected cell; (S130) Change a base station which transmits a frequency to the selected user to other base station
Patent KR-20130105121-A (KR)
Title: 차량용 먼지 제거 장치
Inventor: KANG MYUNG SUN
IPC: B60R3/04
Filed: 2012-03-16
Abstract: 본 발명은 차량용 먼지 제거 장치에 관한 것으로, 바닥 브러쉬 및 측면 브러쉬를 통해 사용자 신발의 바닥 및 측면 부분의 먼지를 제거할 수 있어 신발에 대한 먼지 제거 작업을 더욱 완벽하게 수행할 수 있고, 차량 도어의 내측면에 회동 접철 가능하게 장착되는 작동 플레이트를 통해 장치를 차량 도어에 접철 가능하게 장착함으로써, 차량 실내의 공간 효율을 향상하고 차량 시트에 앉은 상태로 편리하게 사용할 수 있으며, 신발의 먼지를 제거하는 과정에서 먼지를 집진 유닛을 통해 흡입함으로써, 먼지의 비산을 방지하여 더욱 쾌적하고 깨끗한 실내 환경을 유지할 수 있도록 하고, 바닥 브러쉬 및 측면 브러쉬에 의한 먼지 제거 작업 이외에도 분사 노즐을 통해 신발에 공기 및 세척액을 분사할 수 있도록 함으로써, 습식 방식의 먼지 제거 작업이 가능하여 먼지 비산을 방지함과 동시에 더욱 완벽하게 먼지를 제거할 수 있는 차량용 먼지 제거 장치를 제공한다.
Patent KR-20120110011-A (KR)
Title: Actinic ray-sensitive or radiation-sensitive resin composition, and actinic ray-sensitive or radiation-sensitive film and pattern forming method using the composition
Inventor: IIZUKA YUSUKE
IPC: G03F7/00
Filed: 2012-03-20
Abstract: PURPOSE: An active ray-sensitive or radiation-sensitive resin composition, an active ray-sensitive or radiation-sensitive film using the composition, and a pattern forming method are provided to improve roughness characteristic. CONSTITUTION: An active ray-sensitive or radiation-sensitive resin composition includes a resin and at least one selected from compounds generating acid by the irradiation of active rays or radiation rays represented by chemical formulas ZI-3, ZI-4, or ZI-5. The dissolution of the resin to an alkali developing solution increases by the action of the acid. The resin includes at least one repeating unit with a group which is decomposed by the action of the acid and deintercalates a deintercalating group with a cyclic structure. The deintercalating group with the cyclic group includes either a polar group as a substituent or a polar atom as a part of the cyclic group. The log P of the compound derived from the deintercalating group with the cyclic group is more than or equal to 0 and is less than 2.8.
Patent KR-20120112120-A (KR)
Title: A salt for dye
Inventor: Tatsumi yasuki
IPC: D06P1/10
Filed: 2012-03-28
Abstract: PURPOSE: A salt for dye is provided to ensure high absorbance and to enhance spectrum concentration. CONSTITUTION: A salt for dye is denoted by formula (0). The salt containing anion(A1) or cation(A2) is dissolved enough in a solvent to form a pattern in a developing solution. In anion A1, X1 and X2 are -CO-O- or -O-CO-. A coloring resin composition contains the dye containing the salt, resin, and solvent.
Patent KR-20130111889-A (KR)
Title: The waste heat recovery system using combustible wastes incinerator
Inventor: OH JONG HWA
IPC: F22B1/18
Filed: 2012-04-02
Abstract: PURPOSE: An environmentally friendly multiple energy resources collecting device interlocked with a combustible waste exclusive furnace is provided to improve energy efficiency by selectively and gradationally transmitting heat in a single system device in which electricity generation, heating water supply, and warm water supply functions are organically linked with each other. CONSTITUTION: An environmentally friendly multiple energy resources collecting device interlocked with a combustible waste exclusive furnace includes a heating furnace (100) and an energy-saving type waste-heat boiler (200) to be linked with each other. The rear end of the waste-heat boiler is formed with a first gas purification processing exhaust line (E) and a second gas purification processing exhaust line (D). The heating furnace is connected to a warm water supply line (A) which supplies heat to a heat storage tank (330) or a heating demanding place. A heating water supply line (C) is formed with a circulation line for a complementary operation by sharing a thermal medium in a parallel manner. Devices and pipes are systemically linked with each other in the environmentally friendly multiple energy resources collecting device. [Reference numerals] (260) Steam header; (700) Steam demand source; (A) Hot water supply line; (B) Boiler water supply line; (C) Heating water supply line; (D) Heated steam supply line; (E) Gas refinement treatment discharge line
Patent KR-20130113713-A (KR)
Title: Skip-floor construction method using the improved semi-concrete filled tube column structure
Inventor: KIM YONG KU
IPC: E04B5/43
Filed: 2012-04-06
Abstract: PURPOSE: A skip-floor method using an improved semi-concrete filled tube (CFT) column is provided to reduce construction periods by combining works after a slab of a roof floor is firstly constructed and after a facility is installed on the roof floor. CONSTITUTION: A skip-floor method using an improved semi-CFT column comprises as follows. Foundation concrete is placed (1). The improved semi-CFT columns bent once of the height of two floors is installed on a first floor with two improved semi-CFT column (2). A beam bracket of the improved semi-CFT column installed on the first floor is connected to a beam steel frame (3). The beam bracket of the improved semi-CFT column installed on a second floor is connected to the beam steel frame (4). A deck plate is mounted on the upper part of the upper flange of the beam (5). Slab concrete is placed on the upper part of the deck plate. The slab concrete is simultaneously placed in the columns of the first and second floors which are in the space between the beam bracket and the upper end of a steel plate without installing additional diaphragms in the steel plate (6). Steps number two through five are repeated (7). A facility is installed on the roof floor after concrete of a top roof floor is placed and cured (8).
Patent KR-20130114304-A (KR)
Title: Welding device for improved weldability of bus bar
Inventor: CHAE SEANG HEE
IPC: B23K20/10
Filed: 2012-04-09
Abstract: PURPOSE: A welding device for improving the efficiency of welding a busbar is provided to improve the efficiency of welding the busbar and an electrode terminal, thereby improving the safety of a battery module assembly. CONSTITUTION: A welding device (300) for improving the efficiency of welding a busbar includes a horn (310), an anvil (320), and a booster (330). The horn welds the busbar on an electrode terminal by directly applying vibration on the busbar and includes horn tips corresponding to minute holes for forming the minute holes of an embossing structure in a welding process. The anvil fixes the bottom end portion of the busbar, thereby transmitting the vibration to the busbar. The booster regulates the intensity of the vibration.
Patent KR-20130115717-A (KR)
Title: Vehicle installed camera extrinsic parameter estimation method and apparatus, and calibration plate using thereof
Inventor: PARK JU HYUN
IPC: B60R1/00
Filed: 2012-04-13
Abstract: PURPOSE: A method and device for estimating the external parameter of cameras installed in a vehicle are provided to simply estimate the external parameter of cameras by using triangle patterns as correction patterns. CONSTITUTION: A method for estimating the external parameter of cameras installed in a vehicle is as follows. Multiple cameras (210, 220, 230, 240) installed in a vehicle photograph images containing first and second triangle patterns (TP1, TP2) displayed on a first correction plate and third and fourth triangle patterns (TP3, TP4) displayed on a second correction plate. The tilt angle, roll angle, and second position coordinate value corresponding to the height from the ground of each camera are estimated using the side length of two triangle patterns contained in the photographed images.
Patent KR-20130120961-A (KR)
Inventor: KIM ILL BONG
IPC: C12H1/06
Filed: 2012-04-26
Abstract: 본 발명은 수소가 용존되어 있는 소주와 그의 제조방법에 관한 것이다. 
본 발명의 수소를 고농도로 용존 시키는 소주의 제조방법은, 제성수로써 주정을 희석하고, 탈취, 정제한 후 식품첨가물을 혼합한 소주나주를 저장탱크에 채운 상태에서 저장탱크 하부에 전해장치를 구성하고, 저장탱크 일측에 결합된 가압용존장치를 구비하여, 전해장치에 의한 소주나주의 전기분해와 가압용존장치에 의한 별도의 수소를 동시에 용존시켜서 고농도로 수소가 용존된 소주와 그의 제조방법에 관한 것이다.  
본 발명에 따른 복합적 수소용존 방법은 기존 소주 제조공정의 콘 변화없이 용이하게 적용할 수 있으며, 특히 고농도로 용존된 수소는 보존력이 뛰어나서, 병입된 상태로 장기간 소주 내에 저장될 수 있다.  
또한 본 발명에 의하여 제조된 소주는 주조용수의 클러스터 크기가 작아짐에 따라 종래의 소주에 비하여 부드러운 식감 등 관능적 특성이 우수하며, 용존수소의 활성산소 제거기능 등 생체 내 해독작용과 같은 병리작용으로써 음주 후 숙취해소가 빠른 특징을 가진다.
Patent KR-20130127039-A (KR)
Title: A device system including sieves for filtering powders or granules without dissipating materials with rapidity
Inventor: KIM JI SUN
IPC: B07B13/00
Filed: 2012-05-14
Abstract: The present invention relates to a device system including sieves for filtering powder or granules without dissipating materials with rapidity. The present invention prevents powder from staying. The device system including sieves includes a structure that powder is discharged through a cubic net, an operation method and a principle that filters powder or particles by rotating the cubic net, and an operation principle that vibrates by installing a protrusion on the joint of the net and a container.
Patent KR-20120059471-A (KR)
Title: Apparatus and method for protecting electric controller of brushless dc motor from power failure and sourge
Inventor: JEUNG YOUNG CHUN
IPC: H02P29/02
Filed: 2012-05-15
Abstract: PURPOSE: An electric control apparatus and method for protecting a brushless DC motor from power failure and surge voltage are provided to prevent the current rush or overload into a motor circuit by applying current, which gradually increases from zero, to the DC motor. CONSTITUTION: A DC motor(10) is connected to a power supply(11), a AC/DC power converter(51), a power irregularity detector(31), a PWM generator(8), and a power switching circuit(9), and the DC motor operates with current received from the power switching circuit. A plurality of position sensors detect the position of a rotor included in the DC motor. The PWM generator monitors the speed of rotation of the rotor. The power supply provides power to the parts of the DC motor through the AC/DC power converter, and the power switching circuit.