baber/WOPTO huggingface dataset:
Patent KR-20090002999-A (KR)
Title: Printing medium and image forming apparatus having the same
Inventor: KIM HYUN SOO
IPC: G03G15/00
Filed: 2007-07-05
Abstract: A printing medium supply unit and an image forming apparatus having the same are provided to install a guide unit guiding the transfer of a print medium to a separate space between the printing medium supply unit and a containing casing, thereby smoothly transferring a print medium. A printing medium supply unit(200) comprises a paper supply cassette and a guide unit(220). The guide unit is rotatably connected to the paper supply cassette to guide a print medium. The paper supply cassette comprises a cassette main body(211), a knock-up plate(217), an elevation elastic member(212) and a guide unit. The cassette main body is detachably connected to a lower casing(110). The knock-up plate is installed in the cassette main body. The elevation elastic member elastically supports the knock-up plate.
Patent KR-20090005571-A (KR)
Title: Purification method of carbon nanotubes
Inventor: PARK CHONG RAE
IPC: B82B3/00
Filed: 2007-07-09
Abstract: A purification process of carbon nanotube is provided to remove effectively various impurities including metal catalyst particles coated with carbon, carbon nano-particle and amorphous carbon inevitably included when the carbon nanotube is manufactured. A purification process of carbon nanotube comprises steps of: irradiating ultrasonic wave after putting the carbon nanotube which is not re-fined into an aqueous acid solution or a surfactant solution and dispersing the aqueous acid solution or the surfactant solution; moving a solution in which a carbon nanotube is dispersed to a glass filter and irradiating ultrasonic wave and reducing pressure; and injecting and heating oxidative gas after putting the carbon nanotube filtered with the ultrasonic wave pressure in a heater.
Patent KR-20090005652-A (KR)
Title: Rf measurement system using contact type rf zig and method thereof
Inventor: VIN YOUNG BOO
IPC: H04B17/00
Filed: 2007-07-09
Abstract: A system for measuring the RF performance by using a low-priced contact-type jig for RF measurement is provided to reduce the cost of a mobile communication terminal. A jig for RF measurement including a contact-type port is connected with a contact-type port of a mobile communication terminal to measure the RF performance of the mobile terminal(S301). One of ports of the mobile terminal senses the connection between the jig and the mobile terminal, and then transmits the sensed signal to a central processing unit(S302). The central processing unit receiving the sensed signal applies a switching control signal for changing the operation of an SPDT switch to the SPDT switch(S303). The SPDT switch changes the connection between an RF processing unit and an antenna into the connection between the RF processing unit and the jig(S304). The central processing unit performs the RF measurement(S305).
Patent KR-20090008025-A (KR)
Title: 강변여과수 취수정의 스트레이너 재생장치
Inventor: DOO JOON KEE
IPC: B01D24/00
Filed: 2007-07-16
Abstract: 본 발명은 강변여과수 취수정의 스트레이너 재생장치에 관한 것으로서, 특히 지면의 대수층에 스트레이너가 매설되고 상기 스트레이너를 통하여 강변여과수를 취수하는 강변여과수 취수정에 있어서, 외부의 공기를 흡기하여 고압의 공기를 발생시키는 고압발생장치와; 상기 고압발생장치에서 발생된 고압의 공기가 유입되고, 상기 고압의 공기에 의하여 압력을 받는 물이 내부공간에 채워진 압력탱크와; 상기 압력탱크의 저면에 설치되어 압력탱크를 상하로 이동시키는 실린더와; 일측이 상기 압력탱크의 물에 잠겨있고, 타측이 상기 스트레이너에 삽입되어 있으며, 내부에 상기 압력탱크로부터 유입된 물이 채워져 있는 압력파이프와; 고압의 공기에 의하여 상기 압력파이프에서 밀려나온 물이 상기 스트레이너의 내주면을 향하여 분출되도록 상기 압력파이프의 타측 끝단과 연결된 패킹장치;를 포함하여 구성되어, 고압의 공기에 의하여 스트레이너를 향하여 물이 고압으로 분출됨으로써 스트레이너에 부착된 이물질을 제거할 수 있는 효과가 있다. 
       
     강변여과수, 취수정, 스트레이너
Patent KR-20090011174-A (KR)
Inventor: KIM OEAN HEE
IPC: H04W8/12
Filed: 2007-07-25
Abstract: A location information management system and a method thereof in a mobile radio communications network for grasping the location information of each subscriber based on CDR(CALL DETAIL RECORD) according to an administrative area are provided to manage the location information of the grasped subscriber according to the administrative area by using origination base station information included in the CDR. A calling terminal and called terminal grasp the administrative area ID of a service area in an administrative area base station information mapping table(S14). An accounting data gathering server(20) updates location information about the mobile communications terminal in which location is perceived due to the administrative area ID in the mobile communications terminal position information table managed according to the administrative area ID(S16). A location based service providing server(40) requests the list of the subscribers located in a specific region(S22). Subscribers located in the region specifying in the specific day and the specific time slot are inferred(S24).
Patent KR-20070085194-A (KR)
Title: The operation way of mulberry tree house
Inventor: YOU YEN SIL
IPC: G06Q99/00
Filed: 2007-08-06
Abstract: A method for operating a mulberry leaf shop is provided to increase income of farmers, contribute for national healthcare, and enhance a brand image of a self-governing body by cultivating the mulberry leaf in a farm and supplying the mulberry leaf to the mulberry leaf shop. An operation system includes a general operation head office, a mulberry leaf farm, a mulberry leaf producing/processing part, and a sale part for selling mulberry leaf products/services. The general operation head office is equipped with the articles of association, human resource, service space, and equipment. The mulberry leaf farm is divided into an exclusive and committed mulberry leaf farmer. The mulberry leaf producing/processing part comprises an exclusive and general farmer. The sale part includes member shops and hometown circles.
Patent KR-20080014626-A (KR)
Title: Method for discharging liquid material, method for manufacturing wiring board, method for manufacturing color filter, method for manufacturing organic el light-emitting device
Inventor: USHIYAMA YOSHIHIKO
IPC: H05B33/10
Filed: 2007-08-08
Abstract: A method for discharging liquid, a method for manufacturing a wiring substrate, a method for manufacturing a color filter, and a method for manufacturing an organic EL(ElectroLuminescence) light-emitting device are provided to control discharging of liquid with high precision by correcting discharging timings per discharging resolution. A method for discharging liquid comprises the steps of: arranging a substrate to face a discharging head having a plurality of nozzles; aligning the discharging head and the substrate with main scanning lines; discharging liquid including functional material on the substrate; obtaining injection position information of the liquid discharged from the nozzles; and completing a discharging process with keeping changing discharging timings of predetermined nozzles based on the injection position information.
Patent KR-20090015266-A (KR)
Title: System and method for inspection of noxious moving video by video identification
Inventor: PARK MAN SOO
IPC: G06F17/00
Filed: 2007-08-08
Abstract: Harmful moving picture censorship system and method are provided, in which censorship of the harmful moving picture is possible even though encoding environment of the moving picture file is changed or the moving picture file is edited. The harmful moving picture index DB(160) indexes and stores the video fingerprint of the harmful moving picture file. The inspection target moving picture file is input to the file input unit(100). The video feature extractor(110) analyzes video data included in the inputted moving picture file and extract the video fingerprint. The harmful moving picture testing station(120) searches whether extracted video fingerprint and video fingerprint having the similarity more than the threshold are indexed in the harmful indexing a moving picture DB and inspects that the moving picture file corresponds to the harmful moving picture which is indexed.
Patent KR-20080046546-A (KR)
Title: Electrolytic capacitor
Inventor: FUJIMOTO KAZUMASA
IPC: H01G9/00
Filed: 2007-08-21
Abstract: An electrolytic capacitor is provided to arrange a sealing member with a gap from a condenser device by including a maintaining member which maintains a gap between the sealing member and the condenser device. An electrolytic capacitor includes a condenser device, a first lead tap terminal(6), and a second lead tap terminal(7). The condenser device winds a positive member and a negative member by installing a separator. The first lead tap terminal is coupled to a positive member. The second lead tap terminal is coupled to a negative member. Each of the first and second lead terminals has a connection unit, an insertion unit(611), and a diameter extension unit(612). The connection unit is coupled to the positive member and the negative member. The insertion unit is inserted into a sealing member which seals the condenser device inside the case. The diameter extension unit has a larger diameter than a hole of the sealing member into which the insertion unit is inserted.
Patent KR-20090022000-A (KR)
Title: System and method for processing acceptance advertisement of telephone and program recording medium
Inventor: KIM SOON DONG
IPC: G06Q30/02
Filed: 2007-08-29
Abstract: A method and a system accepting an order for phone advertisement and a recording medium therefor are provided to print out a settlement receipt through a function of printing through a telephone including a settlement function and a print out function. An interface offering part(510) connects an information registration terminal to an information registration server(500) and a communications channel through an interface unit(505) and transmits the advertisement request information by generating the user interface. An information offering part(520) offers local advertisement object distribution status information to the information registration terminal. An information receiving part(515) receives the advertisement request information transmitted from the information registration terminal through the user interface. An information storage unit(525) stores the advertiser information, included in the received advertisement request information in the storage media(530).
Patent KR-20090022533-A (KR)
Title: Device and method for providing hot-swap function using switching regulator
Inventor: OH TAE HYUNG
IPC: G06F1/00
Filed: 2007-08-31
Abstract: A device and a method for providing a hot-swap function by using a switching regulator are provided to supply stable power to an optional device without the additional design of the optional device when attaching and detaching components to and from an electronic system by using a switching regulator. A power supply unit(125) outputs power voltage, and a switching unit(130) which is connected to the power supply unit and has an outputting port and an enable port controls the transfer of power voltage to the outputting port. A first connector(135) is connected to the switching unit. An optional device includes: a local circuit(165); an enabling unit(195) which outputs an enable signal; and a second connector(170) which is connected to the local circuit and the enabling unit.
Patent KR-20090027869-A (KR)
Title: Simulator for electrical power system analysis in electrical propulsion submarine
Inventor: JUNG SEUNG WAN
IPC: G06F17/50
Filed: 2007-09-13
Abstract: A simulator for analyzing a power system in an electrical propulsion submarine is provided to calculate a power profile value and a power system power flow value according to time of a submarine power system unit apparatus when inputting a submarine driving condition and a power load condition. A unit apparatus modeling module(10) models each unit apparatus configuring a power system of a submarine by using a program. The unit apparatus modeling module makes a mathematical formula by a mathematical block in the program to reflect detailed properties of each unit apparatus and makes a control algorithm of each unit apparatus changeable according to a submarine driving condition by using the mathematical block in the program. A system output module(40) stores a simulation result by a file or a print to enable a user to visually check the simulation result.
Patent KR-20070111407-A (KR)
Title: Transmitting/receiving system and method of processing data
Inventor: CHOI IN HWAN
IPC: H04N7/015
Filed: 2007-09-17
Abstract: A transmitting/receiving system and a data processing method are provided to improve reception performance remarkably with respect to a ghost signal and a noise signal of a channel compared with a conventional ATSC 8T-VSB(8Trellis-Vestigial Sideband) receiver. The first error correction coding is performed on the first service data inputted through the first path. The second service data inputted through the second path and the error-correction coded first service data are multiplexed. The second error correction coding is performed on the multiplexed service data. Convolution coding is performed on the second error-correction coded service data. The convolution-coded service data is modulated and then transmitted.
Patent KR-20090030047-A (KR)
Inventor: CHO HEE MOON
IPC: E06B5/16
Filed: 2007-09-19
Abstract: 본 발명은 방화도어의 구조에 관한 것으로서, 보다 상세하게는 분해 조립이 용이하고 지지력과 충격에 의한 변형과 파손을 방지하도록 내구성이 향상되도록 한방화도어용 패널에 관한 것인바, 본 발명은 표면에 다수의 블랭킹작업으로 ㄷ형으로 가공된 요입부가 형성된 판체와; 상기 판체의 이면에 부착 설치되는 마감패널과; 상기 마감패널의 외측방향면에 부착 설치되는 장식패널과; 상기 판체의 요입부를 관통하여 너트로 고정 설치되는 연결볼트와; 상기 판체의 끝단부에는 양단으로 고정판을 형성하고 그 사이에 요홈을 구비되어서 스폿용접으로 고정되는 고정부재와; 상기 요홈에 삽입 설치되는 H빔을 포함하는 셀단위의 패널이 2이상 결합되어 이루어진 방화도어용 패널에 있어서, 상기 판체와 판체 사이에 설치되며 연결볼트가 관통하는 고정용 부시와; 상기 고정용 부시의 사이에 끼워져 지지되며, 양측에 대향 되게 설치된 고정부재의 사이에 끼워져 지지 되도록 설치되는 지지보드를 포함하여 이루어진 것에 그 특징이 있다.
Patent KR-20090035090-A (KR)
Title: Apparatus for adjusting a length of seat cushion
Inventor: KIM SANG HO
IPC: B60N2/62
Filed: 2007-10-05
Abstract: A seat cushion length adjustment device is provided to adjust the length of seat cushion according to the physical feature of passenger. A seat cushion length adjustment device comprises an extension panel which is separately installed on the cushion panel of the vehicles seat cushion, and an adjusting unit which is installed between the cushion panel and the extension panel. The adjusting unit includes a forward and reverse motor(10), a carrier(20) which is fixed to one side of the extension panel and moves back and forth by the driving force of the forward and reverse motor, a slider(30) which is fixed to the bottom surface of the extension panel, and a rail which is fixed to a cushion panel(120).
Patent KR-20090013648-A (KR)
Inventor: KIM JAE HYUNG
IPC: G06Q50/10
Filed: 2007-10-07
Abstract: 본 발명은 광고출력 영역을 통한 가치발급 방법 및 시스템과 이를 위한 기록매체에 관한 것으로서, 본 발명에 따른 광고출력 영역을 통한 가치발급 시스템은, 웹사이트(또는 블로그)를 통해 단말로 특정 광고주가 등록한 광고 데이터 제공시, 상기 광고 데이터에 상기 광고주에 대응하는 특정 광고상품에 대응하는 가치정보를 포함하고, 상기 광고 데이터 선택(또는 클릭)시, 상기 가치정보에 대응하는 가치 발급을 위한 고객의 가치형 계좌(또는 계정 또는 카드 또는 아이디) 정보를 입력하는 정보입력 인터페이스를 포함하여 상기 웹사이트(또는 블로그)를 통해 상기 단말에 구비된 브라우져 프로그램 상의 광고출력 영역을 통해 출력되도록 처리하는 출력 처리수단과, 상기 단말에서 상기 웹사이트(또는 블로그)를 통해 출력된 광고 데이터를 선택(또는 클릭)하여 출력되는 상기 정보입력 인터페이스를 통해 상기 고객의 가치형 계좌(또는 계정 또는 카드 또는 아이디) 정보를 입력하여 전송하면, 상기 가치형 계좌(또는 계정 또는 카드 또는 아이디) 정보에 대한 유효성을 확인(또는 인증)하는 가치형 계좌(또는 계정 또는 카드 또는 아이디) 확인수단과, 상기 확인(또는 인증)된 고객의 가치형 계좌(또는 계정 또는 카드 또는 아이디)로 상기 가치정보에 대응하는 가치를 발급하여 예치하는 가치 발급수단을 구비한다. 
       
     광고출력, 가치발급, 출력영역
Patent KR-20090036003-A (KR)
Title: Recovery of precious and valuable metal to use pyrolysis-melting
Inventor: YOO KYUNG SEUN
IPC: C22B11/00
Filed: 2007-10-08
Abstract: A noble metal and valuable metal collecting method using a pyrolysis melting method is provided to improve the efficiency of the resources by using the waste plastic and the waste wood. A noble metal and valuable metal collecting method using a pyrolysis melting recipe comprises a process of mixing the waste PCB with the waste plastic and waste wood and thermally decomposing. The energy can be saved as char which is a thermal decomposition product and the oil gas is used for the melting assist energy source. In the temperature of about 400-450°C about mixture, the low temperature pyrolysis is performed. The combustibility oil and the gas is collected in order to be used for a melting furnace auxiliary burner. In 1200°C temperature the melting furnace, melting is performed over 1 hour after putting the char into a crucible.
Patent KR-20090039556-A (KR)
Title: Prism sheet employed in the backlight unit and method of manufacturing the same
Inventor: KIM SEONG SIK
IPC: G02B5/02
Filed: 2007-10-18
Abstract: A prism sheet for the backlight unit and manufacturing method thereof are provided to improve the luminance of the backlight unit by forming the brightness improvement part at the rear side of the prism base. The prism sheet(402) comprises the prism base(500), and a plurality of first prism patterns(502) and brightness improvement part(504). A plurality of first prism patterns is arranged in the upper side of the prism base. The brightness improvement part is formed in the rear side of the prism base. A plurality of recess units(506) is formed in the rear side of the brightness improvement part. The recess unit has circular shape. The brightness improvement part is made of the styrene resin.
Patent KR-20090039875-A (KR)
Title: Vehicle condition alarming system using moving sensor and method thereof
Inventor: LEE JUNG SIK
IPC: B60R25/102
Filed: 2007-10-19
Abstract: A vehicle alarm system using a movement sensor and a method thereof are provided to alarm surrounding area in a dangerous situation by sensing the state of a driving or stopping vehicle through a movement sensor. A vehicle alarm method using a movement sensor comprises: a step for determining whether a vehicle is in a stopped state or a traveling state(S602); a step for detecting whether the stopped state is maintained for a designated time or not(S604); a step for setting up vehicle gradient in the stopped state(S606); a step for sensing gradient and impulse in a movement sensor and outputting in an MCU(micro control unit); a step for determining a dangerous situation; and a step for outputting a horn, emergency light, and the alarm signal in an MTS(S612).
Patent KR-20090101321-A (KR)
Title: To use sulphur water when growing been sprouts
Inventor: PARK YANG SOON
IPC: A01G31/00
Filed: 2007-10-29
Abstract: PURPOSE: A method for growing bean sprouts using sulfurous water is provided to let a sulfur component suppress the generation of bacteria in growing water. CONSTITUTION: A method for growing bean sprouts using sulfurous water comprises the following steps of: mixing normal water and sulfurous liquid with sulfur purity of 25% in a ratio of 99 to 1 to prepare sulfurous water showing excellent sterilizing effects; and watering bean sprouts with the sulfurous water. The mixing ratio of the water to sulfurous liquid is 1-5% preferably. The grown bean sprouts contain essential nutrients and essential proteins owing to the sulfurous water. The bean sprouts contain cystine of CYS=HS-CH2-CH-COOH and methionine of met=CH3-S-CH-CH2-COOH. The bean sprouts are conjunct with sulfur components forcedly dissolved by oxygen, hydrogen, and carbon generated in cultivation condition.
Patent KR-20090043969-A (KR)
Inventor: YUN YOUNG HWA
IPC: H04N5/44
Filed: 2007-10-30
Abstract: 본 발명은 방송수신장치에 관한 것으로 포인팅 디바이스에 의해 GUI(그래픽유저인터페이스)가 제어되는 방송수신장치 및 그 제어방법에 관한 것이다. 
     본 발명에 따른 방송수신장치는 포인팅 디바이스로부터 패턴 동작을 입력받아 패턴동작에 해당하는 패턴기능으로 동작한다. 본 발명에 따른 방송수신장치 및 제어 방법에 의하면, 포인팅 디바이스에 포지션 모드/ 스텝 모드 전환을 위한 별도의 모드 전환 키 또는 4방향 키 없이도 포지션 모드와 스텝 모드 모두를 용이하게 전환하며 사용할　수 있고 리모트 컨트롤러의 제조원가 절감 및 사용성 증대의 효과를 가진다.
Patent KR-20090046050-A (KR)
Inventor: YANG HOE YEON
IPC: E02D29/12
Filed: 2007-11-05
Abstract: 본 발명은 맨홀을 커팅하고 수리하는 수선기에 관한 것이다. 보다 상세히 설명하자면, 맨홀이 덮이는 맨홀프레임의 내주면을 새로운 맨홀에 맞추어 적정하게 커팅하고 갈아주기 위해 회전모터의 축단에 밀링커터를 설치하고, 회전수단을 통해 상기 회전모터가 맨홀프레임의 내주면을 타고 돌아갈 수 있도록 하여 맨홀의 내주면을 가공하는 맨홀프레임 수선기에 관한 것이다. 
     따라서 본 발명은 수선을 요하는 어떠한 크기의 맨홀프레임에 고정되어 그 내주면을 소망하는 정도까지 용이하게 절삭할 수 있는 유용한 발명이다.  
       
     맨홀 프레임, 지지판, 회동축, 연동플레이트부
Patent KR-20090004341-A (KR)
Title: System, method and computer program product for marking an article of manufacture with a supplemental identifier
Inventor: MALACHOWSKY CHRIS ALAN
IPC: G06Q10/00
Filed: 2007-11-14
Abstract: A system and a method for marking a manufacture article to discriminate products and a computer program product thereof by using supplement identifier is provided to distinguish the products correctly about at least one side of the products and to modify the defects by the sub-identifier. A method for marking a manufacture article to discriminate products by using a sub-identifier comprises the following steps of: marking the product as a first identifier(302); determining the renewal of the products(304); and marking the product as the sub-identifier if an operator determines the renewal of the products.
Patent KR-20090051134-A (KR)
Inventor: PARK DEOK HOON
IPC: A61K8/49
Filed: 2007-11-17
Abstract: 본 발명은 퓨린 유도체를 포함하는 피부 흑화용 조성물에 관한 것이다. 본 발명에 따른 퓨린 유도체는 멜라닌 생성과 티로시나제 활성을 증대시켜 피부 및 모발의 흑화를 유도하고, 피부에 대한 안정성이 우수하며, 피부에 대한 부작용이 없으므로, 모발 및 피부의 멜라닌 생성 촉진제로서 매우 효과적이다. 
       
     퓨린유도체, 흑화
Patent KR-20090051852-A (KR)
Inventor: JOO SEUNG RAK
IPC: B29D19/00
Filed: 2007-11-20
Abstract: 본 발명은 센터펄단추용 수지몰드 제조장치에 관한 것으로서, 보다 상세하게는 상부에는 다수개의 도르래가 구비되고, 하부에는 한조의 탄력밴드를 갖는 거치부가 구비된 프레임 본체와 상기 거치부에 고정되며, 액상의 수지와 진주박이 혼합된 혼합액이 충진되도록 긴 파이프구조로 형성되며 하부에는 마개가 체결된 수용관과 상기 수용관에 상기 혼합액을 충진시키는 것으로, 상기 도르래와 연동되어 상,하로 이동되는 충진수단과 상기 도르래에 권치되는 것으로 일단이 상기 충진수단과 연결되고, 타단에 무게추와 연결된 작동끈을 포함하여 구성되어, 프레임 본체에 다수개의 수용관과 충진수단을 설치함으로써, 대량생산이 용이하고, 생산성이 향상되는 효과가 있다. 
       
     수지몰드, 자개단추, 진주박, 충진수단
Patent KR-20090052448-A (KR)
Inventor: KIM CHANG WOOK
IPC: E01D19/04
Filed: 2007-11-21
Abstract: 본 발명은 슬라이딩 패드 반자동 삽입장치에 관한 것으로, 그 목적은 탄성부재의 반력에 의해 슬라이딩 패드의 삽입이 이루어지도록 함으로써 작업자는 슬라이딩 패드의 삽입을 위하여 항시 상주할 필요가 없어지므로, 슬라이딩 패드의 삽입에 소요되는 인원을 줄일 수 있는 슬라이딩 패드 반자동 삽입장치를 제공함에 있다. 이를 위한 본 발명은 교각이나 교대에 구비된 교좌장치 또는 측면 가이드로부터 소정거리 이격된 위치에 배치되어 슬라이딩 패드의 일단을 지지하는 지지부재 및 상기 교좌장치 또는 측면 가이드에 일단이 고정되고, 나머지 타단이 상기 지지부재에 고정되어 지지부재를 잡아당기는 힘을 발생함으로써, 압출공법을 이용한 상부 구조물의 압출시 지지부재에 일단이 지지된 채로 거치된 슬라이딩 패드를 상부 구조물과 교좌장치 또는 측면 가이드의 사이로 삽입시키는 탄성부재로 구성된 것을 특징으로 하는 슬라이딩 패드 반자동 삽입장치. 
       
     압출공법, 슬라이딩 패드, 지지부재, 탄성부재
Patent KR-20090054020-A (KR)
Title: 하이브리드 ｓｏｉ-형 다층 구조체
Inventor: LETERTRE FABRICE
IPC: H01L27/12
Filed: 2007-11-26
Abstract: 본 발명은 지지층(101)과, 상이한 결정 배향을 갖는 적어도 2개의 작용층(103, 104)과, 상기 지지층(101)의 적어도 일부위에 연장되는 절연층(102)을 포함하고, 상기 절연층(102))은 상기 지지층(101)과 상기 작용층(103, 104) 사이에서 뻗치도록 상기 지지층(101)의 전체 표면상에 연장되는 것을 특징으로 하는 SOI-형 다층 구조체(105)를 제안한다. 
     본 발명은 상기 구조체(105)를 제조하기 위한 공정도 제안한다. 
       
     SOI-형 다층 구조체
Patent KR-20090054834-A (KR)
Title: Negative active material, method of preparing same, and rechargeable lithium battery including the same
Inventor: LEE SANG MIN
IPC: H01M4/38
Filed: 2007-11-27
Abstract: A negative electrode active material for a lithium secondary battery is provided to improve cycle lifetime characteristic and to prevent lifetime degradation of the lithium secondary battery by forming air bubble with optimal sizes inside an assembly. A negative electrode active material for a lithium secondary battery comprises a spherical assembly formed by bonding a plate-like material capable of doping and dedoping the lithium. Also, the pores are formed inside the assembly. A method for manufacturing the negative electrode active material comprises the steps of: (S1) manufacturing the plate-like material capable of doping and dedoping the lithium; (S2) manufacturing a mixture by mixing the plate-like material and a low-temperature plastic polymer binder; and (S3) plasticizing the mixture at low-temperature to manufacture the negative electrode active material containing the assembly formed inside thereof.