baber/WOPTO huggingface dataset:
Patent KR-20090006942-A (KR)
Title: Bio-sensor and apparatus for measuring the bio-sensor
Inventor: CHO KYU MAN
IPC: G01N21/41
Filed: 2007-07-13
Abstract: A biosensor and a biosensor measuring system are provided to measure very small signal amplitude and to monitor reaction of biomass in real time without additional label. A biosensor measuring system(20) comprises a biosensor(10) in which biomass is attached to the surface, a pumping system(30) inducing birefringence in the biosensor by applying energy beam, and an interferometer(40) measuring the variation of the birefringence induced by the pumping system so that the kind of the biomass is determined according to the birefringence variation measured by the interferometer.
Patent KR-20090010449-A (KR)
Title: Air conditioner
Inventor: BYUN JI HYUN
IPC: F24F11/02
Filed: 2007-07-23
Abstract: An air-conditioner is provided that the reverse current of the air conditioning air can be minimized. An air-conditioner comprises a main body(2) in which a plurality of lower part air gateways are formed in the lower part and a plurality of top air gateways are formed in the top, a heat exchanger(42) installed at main body, a blower(50) which is installed inside the main body, and which changes to the top ventilation mode and the lower part ventilation mode, a controller controlling the during heating blower to the lower part ventilation mode, and controls blower in the cooling operation to the top ventilation mode. The blower comprises the forward rotation and the forward reverse fan motor(54).
Patent KR-20090011809-A (KR)
Title: Encapsulant composition for electronic materials and multi-layer plasic substrates produced by the same
Inventor: MA SEUNG LAC
IPC: C08K7/02
Filed: 2007-07-27
Abstract: An encapsulant composition for electronic materials is provided to increase gas and water blocking property, excellent leveling property and surface hardness and to obtain a transparent multilayer plastic substrate. An encapsulant composition for electronic materials comprises (a) at least one selected between glass flake and nano-sized silica, (b) an epoxy resin and (c) a photoinitiator. The encapsulant composition is for hardcoating and includes at least one kind of nano-sized inorganic particles elected between nanoclay and glass bead. The refractive index of the glass flake is in a range of 1.50~1.60. The epoxy resin comprises at least one selected from cycloaliphatic, modified cycloaliphatic and hybrid resin system. The photoinitiator is at least one selected from sulfonium salts and ferrocenium salts.
Patent KR-20090015212-A (KR)
Title: Apparatus and method of cutting a film using a laser
Inventor: PARK DOO JIN
IPC: B23K26/382
Filed: 2007-08-08
Abstract: An apparatus for cutting a film using a laser and a method thereof are provided to cut the film by changing an irradiation direction of the laser even though form of the final film is changed. An apparatus for cutting a film using a laser includes a support plate(100) loading the film and a laser system cutting the film to predetermined type by irradiating laser light on the film. The laser system comprises a laser luminous source(410) emitting the laser light and an optical system(420) inducing the emitted laser light to the film loaded on the support plate. The laser light irradiated from the laser system is tilt and inclined to a vertical direction of a surface of the support plate.
Patent KR-20090019319-A (KR)
Title: Liquide crystal display device
Inventor: KIM MIN SEOP
IPC: G02F1/1333
Filed: 2007-08-20
Abstract: A liquid crystal display device is provided to minimize characteristic variation due to heat by preparing a heat dissipation hole in a lower cover and a reflective sheet and installing a filter unit in the heat dissipation hole of the lower cover or the reflective sheet. An optical source(102) supplies the light to a liquid crystal panel(101). A lower cover(103) receives the optical source and the liquid crystal panel and includes at least one first heat dissipation hole in one side. A reflective sheet(104) is prepared inside the lower cover and includes a second heat dissipation hole(104a) corresponding to the first heat dissipation hole(103a).
Patent KR-20080017282-A (KR)
Title: Packet filltering apparatus and method in network system using mobile ip network
Inventor: SUH KYUNG JOO
IPC: H04L12/28
Filed: 2007-08-21
Abstract: A packet filtering apparatus in a network system using a mobile IP(Internet Protocol) network are provided to perform the uplink communication of packets without passing an HA(Home Agent) from a correspondent node to a mobile node if the correspondent node is a lawful mobile node for which an authentication process such as return routability and a registration process such as binding update are completed in the mobile IP network. A network system using a mobile IP comprises a correspondent node(310) and a packet filtering apparatus(320). The correspondent node transmits a packet including information for passing a packet filter rule. The packet filtering apparatus determines whether an address, included in the information of the packet received from the correspondent node, matches a destination address stored in the packet filter rule to determine whether to pass the packet.
Patent KR-20090020079-A (KR)
Title: Method for producing feedstocks of high quality lube base oil from unconverted oil
Inventor: KIM GYUNG ROK
IPC: C10G47/22
Filed: 2007-08-22
Abstract: A method for manufacturing the raw material for the high-class lubricating oil by using the unconverted oil is provided to improve economical efficiency. A method for manufacturing the raw material for the high-class lubricating oil by using the unconverted oil comprises the steps of performing the hydrogenation process (HDT) of the vacuum gas oil to remove the impurities; performing the first hydrocracking process (HDC1) of the obtained one to obtain hydrocarbons; performing the distillation fraction(Fs) to separate into an oil product and the unconverted oil; and circulating the unconverted oil into a second hydrocracking process (HDC2).
Patent KR-20090022463-A (KR)
Title: Dropwort water culter system
Inventor: LEE SEUNG DOO
IPC: A01G1/00
Filed: 2007-08-30
Abstract: A water culture system for a dropwort is provided to cultivate a high quality dropwort massively and easily while creating an additional profit through a fresh water fish farming. A water culture system(1) for a dropwort comprises a waterway(10), a plurality of workplaces, a plurality of culture boxes(90), and a flowing rate controlling unit(80). The plurality of workplaces are installed on the waterway. The plurality of culture boxes pass the plural workplaces while moving along the waterway wherein a fresh water fish is farmed. The plurality of workplaces include at least one room among a farming maintenance room(20), a culture box collecting room(30), a nutrient inputting room(40), an irrigation/maintenance room(50), a liquid fertilizer supplying room(60), and a loess supplying room(70).
Patent KR-20090026522-A (KR)
Title: Camera module
Inventor: JEE NAM HYEON
IPC: G02B7/28
Filed: 2007-09-10
Abstract: A camera module is provided to improve auto focus performance ability in a nighttime by performing an edge analysis using a near infrared ray. A camera module comprises a lens part(100), an image sensor(200), and a image signal processor(300). The image sensor converts a light radiated through the lens part into an electric image signal, and is made of a silicone semiconductor reacting to a near infrared ray wavelength. The image signal processor processes an image signal outputted in the image sensor. An AF(Auto Focusing) actuator is driven by analyzing an edge about a red channel having a near infrared ray component among the image signal. The image signal processor includes an auto focusing part(310) and a GIP(General Image Processing) part(320). The auto focusing part analyzes the edge about the red channel having the near infrared ray component among an output image signal of the image sensor. The GIP part processes the image signal having the red channel and an output signal of the auto focusing part.
Patent KR-20080024074-A (KR)
Title: Torque tool for tightening or loosening connections, and method of tightening or loosening the same
Inventor: KOPPENHOEFER PETER
IPC: B25B23/00
Filed: 2007-09-11
Abstract: A torque tool for tightening or loosening connections is provided to allow reliable, safe and efficient tightening or loosening of the connections by including a driving element and a power drive. A torque tool for tightening or loosening connections comprises a driving element and a power drive(11). The driving element is engageable with a turnable part of the connection for turning the turnable part of the connection for tightening or loosening the connection and turnable around an axis. The power drive is configured for acting on the driving element such that the drive acts on the driving element to turn the driving element and thereby to turn the turnable part of the connection over a partial stroke and a space is formed between the drive and the driving element, and the drive is then displaced over the space toward the driving element to act again on the driving element to turn the driving element and thereby to further turn the turnable part of the connection over a further partial stroke.
Patent KR-20090033513-A (KR)
Title: The float gauge module for bombes
Inventor: PARK SANG SUN
IPC: G01F23/00
Filed: 2007-10-01
Abstract: A float gauge module for pressure vessel is provided that the exposure of the minute gas through an indicator is blocked by maintaining the airtight. A float gauge module(100) for pressure vessel comprises an indicator(210) which indicates the movement degree of a float(220); a float gauge(200) which includes the float and the indicator that are supported by a supporting rod(230); a pressure plate(300) which surrounds the side circumference of the indicator of the float gauge, and has a plurality of assembling holes(302); boss plates(400) in which a flange part(410) adhered to the inner surface of the pressure vessel is formed in the lower part of the base portion(420); an indicator see-through window(530) which passes through the upper wall center; and a cover which has a sidewall(520) covering the circumference of indicator(500).
Patent KR-20090034038-A (KR)
Inventor: PARK BYUNG MOO
IPC: G04B45/00
Filed: 2007-10-02
Abstract: A life plan table clock is provided to improve the creativity of children and to help the regular life by combining the life plan table and the clock. A life plan table clock comprises as follows. A hour hand(16) and a minute hand(15) are installed at the center of table clock(10) and allow rotation thereof. A space(11) in which attaching and detaching of paper is possible is formed in inside as a lid watch outside(14) is opened. When lid is open, the clock is located in the lid central axis(13). The leaf plate is combined in a space(12) of the internal clock.
Patent KR-20090036354-A (KR)
Title: Method and apparatus for generating an electric field plan drawing in a vessel
Inventor: HONG KI YOUNG
IPC: G06F17/50
Filed: 2007-10-09
Abstract: A method and an apparatus for generating an electric field plan drawing in a vessel are provided to reduce the loss of M/H(Man/Hour) and drawing errors by making a PPD drawing and a CDP drawing and managing power load factors with a database. A database management module(100) stores the data which are necessary for the electric field plan drawing in a vessel, and a data extraction module(110) extracts the data from the database based on an electric field plan drawing generation request. A drawing generating module(120) generates an electric field plan drawing for an equipment of a vessel based on the extracted data. The database management module classifies the data based on the kind of ships, makers, equipments or functions. The electric field plan drawing is at least one of an ELA(Electric Load Analysis), a PPD(Principle Power Diagram) and a CPD(Cable Diagram of Power).
Patent KR-20090036658-A (KR)
Title: Regeneration method of deactivated electrode
Inventor: HA SEUNG BACK
IPC: C25B11/00
Filed: 2007-10-10
Abstract: A regeneration method of deactivated cathode is provided to reduce power cost and reduce regeneration time of cathode by not separating deactivated cathode from an electrolysis device. A regeneration method of deactivated cathode comprises a step for spray coating activated material on the surface of deactivated cathode in a state in which deactivated cathode is not separated from an electrolysis device. The activated material has the same material as a material forming the cathode. The spray coating are repeated with 1~15 times. The activated material is nickel or nickel alloy.
Patent KR-20090037257-A (KR)
Title: Method for forming capacitor of semiconductor device
Inventor: PARK SUNG MIN
IPC: H01L27/108
Filed: 2007-10-11
Abstract: A method for manufacturing a capacitor of a semiconductor device is provided to prevent an oxidation of a conductive film for a storage node by using a nitride film. A first mold insulation film(108), a storage node support film(110), and a second mold insulation film(112) are successively formed on a top of a semiconductor substrate(102) including a bottom structure. The first mold insulation film is formed by laminating a PSG(Phosposilicate Glass) film(104) and a PE-TEOS(Plasma Enhanced Tertaethylorthosilicate) film(106). The storage node support film is made of nitride film. A mask pattern for forming a hole is formed on a top of the second mold insulation film. A hole(H) for the storage node is formed by etching the second mold insulation film, the storage node support film, and the first mold insulation film. A conductive film for the storage node is formed on a top of the second mold insulation film including a surface of the hole for the storage node. An anti oxidation film(116) is formed on the conductive film for the storage node. A storage node(114) is formed inside the hole for the storage node by performing an etch-back process about the anti oxidation film and the storage node for the storage node.
Patent KR-20090038975-A (KR)
Title: Apparatus and method for handover processing in wireless communication system
Inventor: LEE KANG GYU
IPC: H04B7/26
Filed: 2007-10-17
Abstract: A device and a method for handover processing in wireless communication system are provided to identically conform a communications state of a terminal and a serving base station when return the service to a previous serving base station due to an occurrence of a handover drop. A handover drop is generated, a cell for the handover is reselected(301,303). A serving base station is selected before the hand over, it is determined whether or not the information for communicating with the serving base station was included(305). If the information for communicating with the serving base station is included, a handover instruct signal for a return to service is transmitted to the serving base station(309). A response signal to the handover instruct signal is received(311). If a service is provided from the serving base station to the terminal, a signal is transmitted and received between the serving base station and terminal(313,315).
Patent KR-20090039407-A (KR)
Title: Semiconductor package and method for fabricating the same
Inventor: CHO YANG SIK
IPC: H01L23/28
Filed: 2007-10-18
Abstract: A semiconductor package and a manufacturing method thereof including a conductivity molding unit covering the semiconductor chip and simplifying the manufacturing process are provided to shield the electro magnetic wave generated from the semiconductor chip by using a simplified fabrication process. A semiconductor package(100) comprises a substrate(101), a semiconductor chip(102), a first molding unit(104) and a second molding unit(105). The semiconductor chip, the first molding unit and the second molding unit are settled in substrate. The semiconductor chip connects on the substrate. A first molding unit is arranged in the top of the substrate in order to cover the semiconductor chip. A first molding unit is the insulating property EMC(Epoxy Molding Compound). A second molding unit is arranged in the top of the substrate in order to cover the first molding unit. The second molding unit is the conductivity EMC.
Patent KR-20090045475-A (KR)
Inventor: KIM SOO DONG
IPC: B22D11/126
Filed: 2007-11-02
Abstract: 본 발명에 따른 소재 절단장치는 소재를 절단하는 소재 절단장치에 있어서, 진입되는 소재 일측에 배치되는 프레임에 상기 소재의 폭 및 두께 방향으로 이동 가능하게 구비되는 이동판; 상기 이동판에 구비되어 상기 소재를 절단토록 하는 토치부; 및 상기 소재와 접촉하여 소재의 절단 두께를 감지시키고, 절단 작업 후 원상태로 복귀가능하도록 구비되는 소재 접촉수단을 포함한다. 
     본 발명은 토치의 파손 및 변형을 방지하고, 소재의 손상을 막거나, 토치의 정비 비용 및 시간을 감소시키고, 절단공정의 지연으로 인한 손해를 감소시키며, 이에 따라 전체 공정의 효율성 및 생산성을 증가시키는 효과가 있다. 
       
     연주공정, 토치, 절단, 소재, 주편, 이송, 복원, 접점
Patent KR-20090045524-A (KR)
Title: 반도체 소자의 제조방법
Inventor: AHN TAE HANG
IPC: H01L29/78
Filed: 2007-11-02
Abstract: 본 발명은 스페이서 식각시 기판의 과도한 손실에 의해 SAC 페일이 발생하는 것을 방지할 수 있는 반도체 소자의 제조방법을 제공하기 위한 것으로, 본 발명은 기판 상에 게이트패턴을 형성하는 단계; 상기 게이트패턴의 측벽 및 상기 기판 상에 게이트재산화막을 형성하는 단계; 상기 게이트재산화막을 포함하는 전면에 절연막을 형성하는 단계; 상기 게이트재산화막이 노출되는 타겟으로 상기 절연막을 식각하여 상기 게이트패턴의 측벽에 스페이서를 형성하는 단계; 상기 게이트패턴 사이의 상기 게이트재산화막을 제거하여 상기 기판을 노출시키는 단계; 상기 노출된 기판 상에 에피택셜층을 형성하는 단계를 포함하는 반도체 소자의 제조방법를 포함하여, 기판의 손실을 최소화 시킴으로써 게이트트와 콘택간의 SAC 페일을 방지할 수 있는 효과가 있다. 
       
     선택적 에피택셜 성장, 에피택셜, 게이트재산화막
Patent KR-20090046307-A (KR)
Inventor: LEE KANG JIN
IPC: H01L27/146
Filed: 2007-11-05
Abstract: 본 발명은 이물 유입을 방지하기 위한 자동 초점 카메라 모듈에 관한 것이다. 
     본 발명의 자동 초점 카메라 모듈은, 상, 하부 홀더 내부에 전자기장에 의해 상, 하 구동되는 보빈이 장착되고, 상기 보빈의 구동에 의해서 초점 조정이 이루어지는 렌즈 모듈이 상기 보빈 내에 장착된 엑츄에이터; 상기 엑츄에이터의 측면에 장착되되, 하단부가 엑츄에이터의 하면보다 돌출되게 장착된 커넥터; 상기 엑츄에이터가 상면에 실장됨과 동시에 상기 커넥터의 하단부가 삽입되는 통공이 형성된 인쇄회로기판; 및 상기 엑츄에이터의 사방 측벽을 전체적으로 감싸며, 하단부가 상기 인쇄회로기판의 상면에 밀착 결합되는 쉴드 케이스;를 포함하며, 쉴드 케이스 내부로 이물의 유입이 방지되는 이점이 있음과 아울러 공정을 간소화할 수 있는 장점이 있다. 
       
     엑츄에이터, 상, 하부 홀더, 보빈, 렌즈 모듈, 서스펜션 와이어, 커넥터, 인쇄회로기판, 통공, 쉴드 케이스
Patent KR-20070114254-A (KR)
Title: Goods information display system for re-setting automatically
Inventor: LEE JONG MAN
IPC: G06F3/14
Filed: 2007-11-07
Abstract: A system for automatically displaying goods information in a time linking type is provided to quickly display the goods information to each display device according to a schedule and economically/quickly update the goods information by automatically updating the goods information if a predetermined time slot is reached. A plurality of goods information display devices(100a-100n) display the goods information at an upper part of a showcase through a front display(102) by receiving the goods information including a price, a discount rate, a type, and a name of the displayed goods from a remote control terminal(200). The control terminal receives/stores the goods information and controls output of the goods information by transmitting the goods information to the goods information display devices. The controlling terminal stores/sets up the updated goods information of each time slot, and updates the goods information of the goods information display devices by automatically transmitting the updated goods information if the corresponding time slot is reached. The goods information display device includes a buzzer(108) for enabling the customer to recognize update and a buzzer operator(110) for operating the buzzer.
Patent KR-20080042740-A (KR)
Title: Plastic composite elements and a process for the production thereof
Inventor: HAAS PETER
IPC: C08J7/04
Filed: 2007-11-09
Abstract: A plastic composite member is provided to realize excellent mechanical properties and high durability during a continuous storing condition as evidenced by an alternating climatic test or blooming test, and to prevent generation of agglomeration or separation. A plastic composite member comprises: (i) at least one thermoplastic polymer layer; and (ii) a reaction product layer adhered to the thermoplastic polymer layer, wherein the reaction product layer is formed from a reaction mixture comprising: (a) an isocyanate selected from the group consisting of (a-1) isocyanate group-containing prepolymer obtained from a reaction between at least one triphosphate, at least one ester group of which is a hydroxy-functional alkoxylate, and at least one isocyanate and having an isocyanate group content of about 5-45%, and (a-2) organic diisocyanate; (b) a compound reactive to isocyanate in the case of (a-1), or a mixture of at least one triphosphate, at least one ester group of which is a hydroxy-functional alkoxylate, and a compound reactive to isocyanate, in the case of (a-2); (c) a catalyst; (d) a foaming agent; and (e) at least one of supplementary components and/or additives.
Patent KR-20090050673-A (KR)
Inventor: JEONG CHANG YOUNG
IPC: E05B1/00
Filed: 2007-11-16
Abstract: 본 발명은 목재(20)를 기반으로 하는 유리문용 손잡이의 제조방법에 있어서: 상기 목재(20)를 원하는 형태로 재단하고 표면을 매끄럽게 하는 제1단계; 상기 목재(20) 상에 하도와 상도의 순서로 적어도 2회에 걸쳐 제1코팅층(30)을 형성하는 제2단계; 및 상기 건조된 제1코팅층(30)의 일부에 금속질감의 제2코팅층(40)을 도포하고 건조하는 제3단계;를 포함하여 이루어지는 것을 특징으로 한다. 이때, 상기 제1코팅층(30)은 우레탄 계열의 도료를 사용하고 제2코팅층(40)은 금속성 도료를 사용하는 것을 특징으로 한다. 또한 상기 제2단계는 하도를 도포한지 24시간 경과한 후에 상도를 도포하고 열풍으로 24시간 건조하는 것을 특징으로 한다. 
     이에 따라 본 발명은, 전체적으로 목재의 질감이 드러나도록 하면서 부분적으로 금속질감이 표출되도록 하되 관련부품의 수를 증가시키지 않아 조립성과 내구성 측면으로 유리한 효과를 보인다. 
       
     유리문, 손잡이, 목재, 금속, 메탈, 코팅
Patent KR-20090050793-A (KR)
Inventor: PARK WOO JUN
IPC: C12N1/00
Filed: 2007-11-16
Abstract: 본 발명은 식물성 기름을 분해하여 생분해성 플라스틱인 폴리히드록시알카노에이트(PHA)를 생산하는 균주  Pseudomona s sp. DR2(기탁번호: KACC 91331P) 및 이 균주를 이용한 PHA 생산방법을 제공한다.  상기한 본 발명에 의하면, 식물성 기름을 기질로 이용하여 PHA의 생산 비용을 낮추고 튀김 기름 등으로 사용되고 남은 식물성 폐기름을 재활용하여 오염원을 줄이는 이중적 효과를 거둘 수 있는 이점이 있다. 
       
     PHA, 식물성 기름, 폐유, 슈도모나스
Patent KR-20090051376-A (KR)
Inventor: LEE JI SANG
IPC: G06Q50/10
Filed: 2007-11-19
Abstract: 코드 이미지를 코드 리모기에 포함된 카메라 모듈을 통하여 촬상하는 단계; 상기 코드 리더기에서 상기 촬상된 코드 이미지에 대응하는 코드 고유값을 통신 단말기로 전송하는 단계; 상기 통신 단말기에서 상기 코드 고유값을 콘텐츠 제공 서버에 전송하는 단계; 상기 콘텐츠 제공 서버에서 상기 코드 고유값에 대응하는 표시바 정보를 생성하는 단계; 상기 콘텐츠 제공 서버에서 상기 표시바 정보를 상기 통신 단말기로 전송하는 단계; 상기 통신 단말기에서 상기 표시바 정보를 수신하는 단계; 및 상기 통신 단말기에서 상기 표시바 정보에 대응하는 화면신호를 표시장치에 전송하는 단계를 포함하여, 코드 이미지를 포함하는 인쇄물을 이용하여, 사용자가 원하는 콘텐츠에 대한 접근이 용이하고, 상기 코드 이미지에 대응되는 목표 콘텐츠 뿐만 아니라 상기 목표 콘텐츠에 대응되는 다른 콘텐츠 또는 콘텐츠 분류등에 대한 접근이 용이하며, 코드 이미지 또는 이에 대응하는 고유값을 효율적으로 활용할 수 있는 코드 이미지를 이용한 콘텐츠 선택 및 제공 방법을 제시한다. 
       
     디지털 콘텐츠, 코드 이미지, 도트 코드, 표시바
Patent KR-20090052068-A (KR)
Inventor: KOH WOOK HYUN
IPC: H01L21/28
Filed: 2007-11-20
Abstract: 본 발명은 반도체 소자의 콘택 플러그 형성 방법에 관한 것으로, 접합 영역이 형성된 반도체 기판이 제공되는 단계와 상기 반도체 기판상에 제1 절연층을 형성하는 단계와, 상기 제1 절연층 상에 금속 배선을 형성하는 단계와, 상기 금속 배선 상에 제2 절연층을 형성하는 단계와, 상기 제2 절연층 및 상기 제1 절연층을 식각하여 상기 접합 영역을 노출시키는 제1 콘택홀을 형성하고, 상기 제2 절연층을 식각하여 상기 금속 배선을 노출시키는 제2 콘택홀을 형성하는 단계와, 상기 제1 콘택홀과 상기 제2 콘택홀에 제1 도전막을 형성하는 단계와, 상기 금속 배선이 노출되기 전까지 상기 제1 도전막에 대해 제1 식각 공정을 실시하는 단계와, 상기 금속 배선에 비해 상기 제1 도전막이 더욱 많이 제거되는 조건으로 상기 제1 도전막에 대해 제2 식각 공정을 실시하여, 상기 제1 콘택홀 하부에 상기 제1 도전막을 잔류하되 상기 금속 배선이 노출되는 단계 및 상기 제1 도전막 상에 제2 도전막을 형성하여 콘택 플러그를 형성하는 단계를 포함하기 때문에, 금속 배선이 손상되는 문제점을 해결할 수 있다.  
       
     콘택 플러그, 금속 배선, 텅스텐, 접합 영역
Patent KR-20080001691-A (KR)
Title: Method for reading aloha based tag in radio frequency identification system
Inventor: LEE DONG WOOK
IPC: H04B7/00
Filed: 2007-11-21
Abstract: An aloha-based tag recognition method in an RFID(Radio Frequency Identification) system is provided to divide one frame into various lower frames so that tags can respond to the frames, thereby reducing time essential for recognizing the tags, consequently recognition speed can be improved. If collision between tags occurs in an RFID collision-preventing protocol, next frames of the tags are grouped on the basis of the number of the tags(R01). The tags are grouped on the basis of collision sequence of frames where the collision occurs from the grouped frames, and the grouped tags are temporarily stored(R02). Sequence of the corresponding groups is notified to the tags by a reader through internal counters of the tags(R03).
Patent KR-20090052932-A (KR)
Inventor: KIM JAE SAM
IPC: A23F3/30
Filed: 2007-11-22
Abstract: 이 발명은 다량의 유효성분을 갖는 비타민 나무의 성분을 차로 음용함으로써 인체에 필요한 각종 영양성분의 섭취가 가능하도록 하는 비타민 나무의 열매, 잎을 이용한 차 및 그 제조방법에 관한 것이다.