baber/WOPTO huggingface dataset:
Patent KR-20100104249-A (KR)
Title: Apparatus of display using a frost and method therefor
Inventor: LIM CHANG YONG
IPC: G09G3/30
Filed: 2009-03-17
Abstract: PURPOSE: A display apparatus and a display method using a frost are provided to display information regardless of the change of temperature by forming heating units on the surface of glass and controlling voltages corresponding to heating value for each heating unit. CONSTITUTION: Heating units in a lattice structure is patterned to form a display panel part(100). Each heating unit is arranged in a matrix shape. A memory part(200) stores display data. A controlling part(300) turns on or turns off a part of columns and rows in the heating unit lattice structure which corresponds to the display data. The controlling part includes a column driving module(310) and a row driving module(320).
Patent KR-20100104409-A (KR)
Title: System and method for preventing a lost child
Inventor: CHOI YOUNG WAN
IPC: H04W64/00
Filed: 2009-03-17
Abstract: PURPOSE: A system and a method for preventing the occurrence of a missing child are provided to continuously check a distance between a location transmitter and a location receiver, thereby preventing a situation of a ward to be a missing child in advance. CONSTITUTION: A location transmitter(10) periodically sends a location signal. A location receiver(20) receives the location signal and determines spaced distance with the location transmitter. If the spaced distance escapes the preset range, the location receiver generates an alarm signal. The location transmitter and the location receiver directly exchanges signals wirelessly in a close distance. The location transmitter is mounted to a mobile phone of a guardian.
Patent KR-20090051012-A (KR)
Title: 지도를 이용한 ‘권역별 정보매체의 편집방법'
Inventor: SHIN YOON SUNG
IPC: G09B29/00
Filed: 2009-03-20
Abstract: 본 발명은 제3차 산업의 서어비스업에 속하는 생활 정보매체에 관한 것으로,  
          근자에 산업구조의 다변화와 생활구조의 다양화, 오너드라이버의 증가 등으로 인한 각종 정보들을 전달하거나 받기위해 많은 시간과 노력, 경비를 투자하고 있으며 이에 이용되는 목적별 정보매체와 각종 교통지도가 일상생활에 밀접하게 이용되고 있으나 정보전달 방법이 각기 매체가 갖고 있는 기능만으로 한정되어있어 목적하는 정보를 얻기 위해 각기 매체별로 찾아 보아야하고 찾는 절차 또한 번거로워 별도의 시간과 노력이 필요하고 목적별 정보외의 타 부가정보를 얻을 수가 없었다. 
     본 발명은 이러한 목적별 정보매체에 지도의 특성을 결합시킨 것으로 생활권 지역의 다수 목적 사업체들의 현재 상태는 물론 계획된 미래 변화에 대한 정보들을 종합적으로 목적내용부(4)와 지도도형부(2)에 구성, 또는 색인부(3)를 구성하고, 지도도형부(2)에 생활권 도로망과 연계하여 기재하고 일치된 일련번호, 색인좌표, 정보표제 등에 의해 각 구성부를 색인, 서로 일맥상통하도록 구성하여 찾아보기절차 기능을 다각적으로 부가 색인함으로써 각 구성부 어디서나 필요한 정보를 쉽고 빠르게 찾아볼 수 있으며 교통도로망과 함께 위치, 전화번호 등의 현재 상태는 물론 계획된 미래 변화에 대한 다수의 많은 정보들을 1지면을 통해서 한눈에 파악, 필요한 정보만을 선별해서 쉽고 빠르게 찾아볼 수 있도록 하는 다각적인 효과를 작용시켜 그 정보 제공 및 홍보의 목적과 효과가 배가됨과 동시에 그 기능이 다양하게 구비(具備)되고 사용이 편리한 권역별 정보매체 및 그 편집방법 등의 발명이다. 
       
     목적내용부, 지도도형부, 일련 색인번호, 구분기호, 색인좌표 등
Patent KR-20100106011-A (KR)
Title: Motor for driving lens
Inventor: JUNG SOO JIN
IPC: H02K37/24
Filed: 2009-03-23
Abstract: PURPOSE: A motor for the drive of a lens is provided to reduce the accumulated tolerance of parts and the dimensional tolerance of parts. CONSTITUTION: A housing(120) is combined in one side of a base(110). A yoke(130) is formed in the inner circumference of the housing in a one body. A magnet(140) is fixed to the yoke. A bobbin(150) is installed in the inner side of the yoke to be elevated. A coil(160) is combined with the outer circumference of the bobbin and elevates the bobbin. A spacer(171,175) is formed in one side and the other side of the housing in a one body. The spacer compensates the dimensional tolerance of parts and the assembling tolerance of parts.
Patent KR-20100108085-A (KR)
Title: Led lighting apparatus
Inventor: GILL JASON JAE
IPC: H05B37/02
Filed: 2009-03-27
Abstract: PURPOSE: An LED lighting device is provided to change a light distribution type and the range of illumination by controlling the angle of a case according to the external environment. CONSTITUTION: An LED lighting device comprises a plurality of LEDs(10), a first case member(20), and a second case member(30). A plurality of LEDs are installed inside the first and the second case member. A first hinge part is formed in one side of the first case member. A second hinge part is formed in one side of the second case member. A hinge body member(70) is interposed between the first and the second case member. The first and the second hinge part are combined with both sides of the hinge body member.
Patent KR-20100110962-A (KR)
Title: Good environment type steel pipe electric pole and construction method thereof
Inventor: KO BONG DO
IPC: E02D27/42
Filed: 2009-04-06
Abstract: PURPOSE: An environment-friendly steel pipe post and a construction method thereof are provided to securely support a top connection pipe using a bottom connection pipe and to protect the exterior of the steel pipe post. CONSTITUTION: An environment-friendly steel pipe post(100) comprises a foundation concrete(110), a foundation template(120), a foundation pipe(130), a column pipe(140), outer concrete(150), and top and bottom connection pipes(160,170). The foundation concrete is formed in the bottom surface of a space. The foundation template is fixed to the foundation concrete. The foundation pipe is coupled to the foundation template using anchor bolts(B). The column pipe is coupled to the top of the foundation pipe. The outer concrete buries the coupled part of the foundation pipe and the column pipe. The top and bottom connection pipes are coupled to the top of the column pipe for installing telecommunication equipment.
Patent KR-20100112314-A (KR)
Title: Method and apparatus for poi search of linking road name
Inventor: SON JEONG HAN
IPC: G06F17/00
Filed: 2009-04-09
Abstract: PURPOSE: A method and an apparatus for poi search of linking road name are provided to search POI near to the road using POI related to the road. CONSTITUTION: A road POI searcher(110) searches a link POI which is related to the road name. A POI database(120) sets up the road name as a key, and stores the link POI. A link POI searcher(130) receives the road name, and searches the related POI with the road name as key from the POI database. The road POI searcher comprises a linear region generating unit and a linear region POI searching unit.
Patent KR-20100116776-A (KR)
Title: 이온화 미네랄을 이용한 유해물질 제거제 및 이의 제조방법
Inventor: PARK SOON O
IPC: A23L5/20
Filed: 2009-04-23
Abstract: 본 발명은 이온화 미네랄을 이용한 유해물질 제거제를 함유하는 것을 특징으로 하는 농약 및 환경호르몬 분해제에 관한 것이다. 본 발명의 이온화 미네랄을 이용한 유해물질 제거제는 정제된 물 50-60 중량부를 80-95℃로 가열하고, 가열된 정제수에 구연산칼륨 2-5 중량부, 염화칼륨 4-8 중량부, 염화칼슘 2-5 중량부, 탄산나트륨 15-20 중량부 및 락티톨 4-8 중량부를 차례로 넣고 교반하여 제조된 이온화 미네랄을 이용한 유해물질 제거제를 함유하는 것을 특징으로 하며, 국내에서 다빈도로 사용되는 농약 및 각종 환경호르몬에 적용할 경우 탁월한 분해 효과가 있다. 
     이온화, 미네랄, 유해물질, 분해제, 제거제
Patent KR-20100118198-A (KR)
Title: Heat exchanger with plate
Inventor: KIM MYUNG HUN
IPC: F28D9/00
Filed: 2009-04-28
Abstract: PURPOSE: A plate type heat exchanger is provided to enhance the durability of a heat exchanger through the increase of the bonding force between channel plates. CONSTITUTION: A plate type heat exchanger(100) comprises a plate package(20), a front frame(40), and a rear frame(60). The plate package comprises a plurality of channel plates(30), which are formed in the patterns of a recess(32) and a protrusion(34), and the recesses and the protrusions of the channel plates are adjacent and the channel plates are deposited so that the gaps are formed between neighboring channel plates. The front frame is attached to the front side of the plate package. The rear frame is attached to the rear side of the plate package. Each recess and protrusion, which are formed on the channel plates forming the plate package and being adjacent, continuously make contact with each other in a fixed section and are brazed.
Patent KR-20090051727-A (KR)
Inventor: MUN DONG CHUN
IPC: E02D5/14
Filed: 2009-05-04
Abstract: 방조제 및 기타 다양한 형태의 제체 등에서 치환사석과 제체사석 내에 물의 흐름으로 인해 유동량이 크고 토립자의 유실이 심하며, 물의 유속이 빨라 효과적인 차수 그라우팅 공법이 전무한 실정이다. 
     이에 본 발명은 지반층의 공극이나 공동이 크고, 유속이 빠른 해안이나 방조제 등에서 사용할 수 있는 그라우팅 차수 공법에 관한 것으로, 더욱 상세하게는 다수의 케이싱(1)을 횡으로 연속하여 사석층(3)에 삽입하고 상기 케이싱(1) 내부 공간에 끝단이 막힌 긴 포대(10)를 삽입하여, 상기 포대(10)의 내부에 그라우트(2)를 채우고 상기 케이싱(1)은 인발하도록 하는 연속차수벽 그라우트 공법에 있어서, 상기 포대(10) 내부에 채워진 그라우트(2)가 유량이 많고 유속이 빠른 수중에세 일체의 유실이 없이 경화되면 다수의 부정형 형상의 차수기둥(110)이 횡으로 연속설치되어 차수벽(100)을 형성하는 것을 특징으로 하는 연속차수벽 그라우트 공법에 관한 것이다. 
       
     차수벽, 사석층, 매립층, 해안매립
Patent KR-20090116648-A (KR)
Title: Fireproof window, balcony rail having fireproof window, and method for constructing the same
Inventor: SON SUNG CHE
IPC: E04F11/18
Filed: 2009-05-06
Abstract: PURPOSE: A fireproof window, a balcony rail having the same and a method for constructing the same are provided to prevent the rust by preventing a screw fixing the fireproof window from being exposed out. CONSTITUTION: A window frame with window sliding right and left is mounted on a balcony rail having a fireproof window. A fireproof glass window(200) is installed the opened part of the window in the balcony rail. The fireproof glass window is inserted between the window and the balcony rail and fixed by inserting a screw in a through hole.
Patent KR-20100005661-A (KR)
Title: Metal-sheet deburring machine
Inventor: HAM SOO MYOUNG
IPC: B24B9/04
Filed: 2009-05-12
Abstract: PURPOSE: A metal-sheet deburring machine is provided to improve the flatness of a sandpaper by controlling the angle of a sandpaper attached to a deburring roller. CONSTITUTION: A metal-sheet deburring machine comprises a belt conveyor system and a first roller(100). The belt conveyor system transfers a metal-sheet put on a belt(310). The first roller comprises plural strip-shaped sandpapers. The sandpapers are attached to the outer circumference of a spindle shaft along the columnar direction and longitudinal direction. The first roller meets at right angle with the progressive direction of the belt. The first roller removes burr of the surface of the metal-sheet transferred by the belt.
Patent KR-20100123377-A (KR)
Title: Health foods composition for diet and muscle strengthening using chicken breast fresh
Inventor: LIM HUN SUN
IPC: A23L13/50
Filed: 2009-05-15
Abstract: PURPOSE: A health food composition for enhancing muscle using chicken breast flesh as an active ingredient is provided. CONSTITUTION: A health food composition for enhancing muscle contains 5-90 weight% of chicken breast powder, 1-20 weight% of Garcinia cambogia bark extract, 1-30 weight% of milk protein, 1-30 weight% of egg white protein and 0.1-20 weight% of soy bean protein as active ingredients. The health food composition is powdery type.
Patent KR-20100124863-A (KR)
Title: Process of making linear high molecular weight polyphenyleneoxide
Inventor: HONG YOUNG KEUN
IPC: C08G65/40
Filed: 2009-05-20
Abstract: PURPOSE: A manufacturing method of a linear polyphenylene oxide is provided to economically and simply manufacture the polyphenylene oxide with the high molecular weight through the oxidation polymerization of 2,6-dialkylphenol. CONSTITUTION: A manufacturing method of a linear polyphenylene oxide comprises a step of oxidation polymerizing 2,6-dialkylphenol, using a metal as a catalyst. The 2,6-dialkylphenol is selected from the group consisting of 2,6-dimethyl phenol, 2,6-diethylphenol, 2,6-dipropyl phenol, 2-methyl-6-ethylphenol, 2-methyl-6-propylphenol, 2-methyl-6-isopropylphenol, 2-methyl-6-butylphenol, 2-ethyl-6-propylphenol, 2-ethyl-6-isopropylphenol, and 2-ethyl-6-butylphenol.
Patent KR-20100065050-A (KR)
Title: A method of transmitting codewords
Inventor: LEE YOUNG SEOB
IPC: H03M13/15
Filed: 2009-05-20
Abstract: PURPOSE: A method of transmitting codewords based on a block code is provided to support information bit of various length by designing the code word combination generation in consideration of the minimum distance. CONSTITUTION: A maximum information bit length K to be supported is determined(S500). Codeword sets more than 2^K are generated according to the determined maximum information bit length K(S510). A temporal codeword set is a candidate which is generated in advance to selects a final codeword set. 2^K final codeword set is selected from the temporal codeword set(S520). A second final codeword corresponding to the length of the information is selected from 2^K codeword sets(S530).
Patent KR-20100125845-A (KR)
Title: Processes for the pretreatment of rice straw using tio2, and processes for the production of saccharides and bioethanol using the same
Inventor: KIM DO MAN
IPC: C08B1/00
Filed: 2009-05-22
Abstract: PURPOSE: A pretreatment process for lignocellulose-based biomass using an optical catalyst is provided to efficiently produce bioethanol and to reduce environmental contamination due to chemical substances. CONSTITUTION: A pretreatment process for lignocellulose-based biomass using an optical catalyst decomposes lignin by irradiating light to lignocellulose-based biomass in the presence of an optical catalyst. The pretreatment process comprises the steps of: (a) dipping the lignocellulose-based biomass in a photocatalytic dispersion; and (b) irradiating ultraviolet rays to the lignocellulose-based biomass.
Patent KR-20100129370-A (KR)
Title: Consecutive substrate processing system using large-area plasma
Inventor: WI SOON IM
IPC: H01L21/02
Filed: 2009-05-31
Abstract: PURPOSE: A continuous substrate processing system using large scale plasma is provided to improve the uniformity of high frequency power distribution by connecting a first power unit in parallel with a high pass filter and connecting a second power unit in serial with a low pass filter. CONSTITUTION: A processing chamber(100) includes a plasma generating unit and a gas supplying unit(140). The plasma generating unit induces plasma discharge to the processing chamber. A dual power system(5) supplies power to the plasma generating unit. A gas supplying system(3) supplies a processing gas to the gas supplying unit. An exhausting system(7) controls the vacuum condition of the processing chamber and the exhaust condition of the processing gas.
Patent KR-20100129616-A (KR)
Title: Console box for automobile
Inventor: JANG JUNG YOON
IPC: E05B83/30
Filed: 2009-06-01
Abstract: PURPOSE: A console box, capable of the open of a console lid in a convenient direction for passengers, is provided to enable the passengers on rear seats to utilize a containing box of the console box by opening the console lid in front side. CONSTITUTION: A console box comprises a box housing(20), a console lid and a lid opening/closing member. The console lid is installed in the box housing and is rotated around a hinge shaft. The lid opening/closing member is installed inside the console lid. The lid opening/closing member selectively can open and close the console lid from the box housing.
Patent KR-20100131686-A (KR)
Title: Semiconductor light emitting device and fabrication method thereof
Inventor: BAE JUNG HYEOK
IPC: H01L33/02
Filed: 2009-06-08
Abstract: PURPOSE: A semiconductor light emitting device and a manufacturing method thereof are provided to improve the electrical reliability of a light emitting structure by reinforcing the adhesion between the light emitting structure and a second electrode layer. CONSTITUTION: A light emitting structure(105) comprises a first conductive type semiconductor layer(110), an active layer(120), and a second conductive semiconductor layer(130). An insulating layer(140) is formed on the external wall of the light emitting structure. An insulating layer support comprises a supporting part(142) and a sidewall(144). The second electrode layer(150) is formed on the sidewall of the second conductive semiconductor layer and the sidewall of the insulating layer. A conductive supporting member(160) is formed by a single layer- conductive material.
Patent KR-20100132635-A (KR)
Inventor: LEE SEONG MIN
IPC: B26B13/22
Filed: 2009-06-10
Abstract: PURPOSE: A scissor equipped with a magnet in which magnet is included for improving use convenience by easily attaching the scissor is provided to secure the effect of easy storing and improve use convenience. CONSTITUTION: A scissor(10) includes a cutting blade, a handle(20) and an insertion groove. The magnet is installed to the handle of the scissor. The magnet is installed inside the scissor. The interference by the magnet is prevented.
Patent KR-20100133614-A (KR)
Title: Annular flume using angle adjustable side walls and lid
Inventor: IM IK TAE
IPC: G09B23/40
Filed: 2009-06-12
Abstract: PURPOSE: An annular water tank with a velocity gradient variation flow unit is provided to get the same result without rotating a main body. CONSTITUTION: An annular water tank(100) comprises an internal flow unit(10). The internal flow unit is divided into an inner side wall(101), an outer sidewall(103), a floor(105), and a lead(107). A first tangential velocity variation flow unit(21) is formed by enabling the outer sidewall to be inclined in a outer direction on the virtual line of the outer end of the floor at a set angle. A second tangential velocity variation flow unit(23) is formed by enabling a lead to be inclined upward from the virtual horizontal line of the inner side wall at a set angle.
Patent KR-20100135452-A (KR)
Title: Pharmaceutical composition for application to tinea pedis
Inventor: KIM JIN HOON
IPC: A61K36/804
Filed: 2009-06-17
Abstract: PURPOSE: A composition for treating athlete's foot is provided to ensure human safety and to minimize side effects. CONSTITUTION: A composition for treating athlete's food contains 3-50 weight parts of extract isolating using 40-80 weight parts of Sanguisorbae Radix fermentation, 10-40 weight parts of Solanum nigrumLinnaeus, 10-40 weight parts of Rehmannia glutinosa Libschitz var., 10-30 weight parts of Portulaca oleracesa L. ash, 3-10 weight parts of Xanthium strumarium L., 3-10 weight parts of Rosa multiflora roots; 3-10 weight parts of Dictamnus dsycarpus Turez, 3-10 weight parts of Gentianae Scabrae Radix, and 3-10 weight parts of Sophora angustifolia SIEB. in water; and 10-30 weight parts of pulverized Smilax china leaves.
Patent KR-20090083305-A (KR)
Inventor: ROU HANG RUNG
IPC: G06Q30/08
Filed: 2009-06-29
Abstract: 본 발명은 RFID를 이용한 위치기반 경매 서비스 시스템 및 방법에 관한 것으로서, 특히 RFID를 이용한 위치기반서비스를 이용하여 고객들에게 근거리 오프라인 업체의 경매에 의한 상품판매를 알리고, 모바일 단말기를 통해 경매에 참여하는 고객들에게 경매상품정보를 전달하며, 경매상품이 낙찰되면 고객에 의한 상품의 직접수령이 가능하도록 함으로써 고객이 자신과 가까운 위치에 있는 업체들의 상품판매정보를 용이하게 파악하여 경매상품에 참여할 수 있고, 오프라인 업체에게는 고객방문을 기다리는 수동적인 자세에서 탈피, 모바일을 이용하여 적극적으로 고객을 유치할 수 있는 RFID를 이용한 위치기반 경매 서비스 시스템 및 방법을 제공한다. 
     
     경매, RFID, RFID 태그, RFID 리더, 위치기반서비스
Patent KR-20110001409-A (KR)
Title: Phase change memory device being able to improve resistance of word line, layout structure of the same, and method of manufacturing the same
Inventor: CHOI MI RA
IPC: H01L21/8247
Filed: 2009-06-30
Abstract: PURPOSE: A phase change memory device, an arrangement structure thereof, and a manufacturing method thereof are provided to improve a resistance property of a word line by shortening a distance from a strapping wire. CONSTITUTION: A semiconductor substrate comprises a cell area and a peripheral area. A word line is formed on the semiconductor substrate of the cell area. A strapping wire(130) is overlapped with the word line on the upper side of the word line. A plurality of current transmission paths(127) electrically connects the word line and the strapping wire. A switching device is formed on the upper side of the strapping wire.
Patent KR-20110001463-A (KR)
Title: Dual light wave guide
Inventor: KO JUNG TAE
IPC: G02B6/00
Filed: 2009-06-30
Abstract: PURPOSE: A dual optical waveguide is provided to selectively display an image by compositively visualizing an image from a mechanical device and a normal image on a single LCD panel. CONSTITUTION: A first optical module comprises a first light source part(40) formed in both side parts. The first optical module comprises a penetration hole corresponding to a part of region in order to light the remaining region except for a part of region in an LCD panel. A board(90) is arranged in a location corresponding to the penetration hole behind the first optical module. A second optical module(50) comprises a second light source part formed in both side parts. The second optical module comprises at least one pattern guides light from the second light source part to the board and the LCD panel. An opening and closing module selectively blocks the penetration hole and the part of region.
Patent KR-20110003626-A (KR)
Title: A lapping tool for swivel connector
Inventor: KIM SOO CHEOL
IPC: B24B19/00
Filed: 2009-07-06
Abstract: PURPOSE: A wrapping tool of a swivel connector for a hydraulic pipe for a turbine valve actuator is provided to reduce component change costs by the reuse of components. CONSTITUTION: A wrapping tool of a swivel connector for a hydraulic pipe for a turbine valve actuator comprises a wrapping tool(20) and a foreign matter blocking unit(10). The wrapping tool comprises a screw part(21), an incline(25), and a compound particle. The wrapping tool engages with a nut(3) by the screw part. The incline corresponds to a damaged seal surface of a connector(4). The compound particle is formed on the incline. The foreign matter blocking unit is made of a supporting rod(12) and a disc-shaped blocking plate(11). The support rod supports the wrapping tool.
Patent KR-20110005570-A (KR)
Title: 부동산 정보 처리장치
Inventor: LEE JOON HUI
IPC: G06Q50/16
Filed: 2009-07-10
Abstract: 본 발명은 부동산 정보 처리장치에 관한 것이다. 
     본 발명에 따른 부동산 정보 처리장치는 메시지 구조(Message structure)에 포함된 부동산 정보를 수신하는 수신부(Receiving unit) 및 부동산 정보를 디코딩(Decoding)하는 디코딩부(Decoding unit)를 포함하고, 메시지 구조는 메시지 관리 정보를 포함하는 메시지 관리 컨테이너(Message Management Container), 부동산 이벤트 정보를 포함하는 이벤트 정보 컨테이너(Event Container) 및 부동산 이벤트 정보에 대한 위치 정보를 포함하는 위치 정보 컨테이너(Location Container)를 포함할 수 있다.
Patent KR-20100116511-A (KR)
Inventor: LIM CHEOL SOO
IPC: G06F3/01
Filed: 2009-07-13
Abstract: 본 발명은 체감 기능을 갖는 마우스, 게임봉 및 리모컨에 관한 것이다.  더욱 상세하게는, 본 발명은 실린더(16) 및 상기 실린더 내에서 축방향으로 이동이 가능한 피스톤(17) 또는 피스톤 축(30) 및 상기 피스톤 축(30)을 따라 이동할 수 있도록 내부에 관통홀(31)이 형성된 피스톤(17)을 본체(100, 200, 300) 내부에 포함하는 체감 마우스, 체감 게임봉 및 체감 리모컨에 대한 것이다.  
       
     실린더, 피스톤, 버튼스위치, 체감 마우스, 체감 게임봉, 체감 리모컨
Patent KR-20110007398-A (KR)
Title: Method and apparatus for providing concurrently playing and recording pay-tv programs
Inventor: LEE SEUNG TAK
IPC: H04N7/167
Filed: 2009-07-16
Abstract: PURPOSE: A method and an apparatus for simultaneously enabling the watching and recording of a paid broadcasting channel are provided to record another channel while displaying one channel in a paid broadcasting program in the same time zone. CONSTITUTION: An EMM(Entitlement Management Message) decoding unit extracts an encryption key of an ECM(Entitlement Control Message) from an EMM. The ECM decoding unit obtains CW from the ECM. A descrambling unit descrambles content. A display unit(4400) decodes viewing content, converted into clear content, in a displaying and receiving restriction unit(4300a). An encryption processing unit(4500) encrypts recording content, converted into clear content, in a recording and receiving restriction unit(4300b) by DRM content.
Patent KR-20110011823-A (KR)
Title: Power supply apparatus with low voltage protection circuit
Inventor: YUN YEO SUNG
IPC: H02M1/32
Filed: 2009-07-29
Abstract: PURPOSE: A power supply device with a low voltage breaking unit is provided to improve the reliability of a product by preventing the malfunction or damage to components by protecting a power circuit from an AC input voltage lower than a rated voltage. CONSTITUTION: A line filter(10,50) removes noises included in AC power by receiving AC power from the outside. A rectifier circuit(70) converts AC power into DC power by rectifying the AC power inputted from the line filter. A switching unit(30) is installed between the line filter and the rectifier circuit. The switching unit opens and closes the output line of the line filter by switching according to an external control signal. A low voltage preventing unit(90) breaks the power circuit by turning off the switching unit when the voltage outputted from the rectifier circuit is lower than the preset reference voltage.