baber/WOPTO huggingface dataset:
Patent KR-20030042838-A (KR)
Title: On-line data exchange and multi-calling connectign system and method thereof usting of a mobile phone
Inventor: PARK GIL JU
IPC: H04W4/20
Filed: 2001-11-24
Abstract: PURPOSE: A real-time data conversion and multi call access system using a mobile communication terminal is provided to transceive text data and a voice with the other party's terminal as maintaining a call access state during a voice call between mobile terminals, thereby enabling a subscriber to use the system when the voice call is suddenly unavailable. CONSTITUTION: Many mobile communication terminals(A1-An) transceive voice data and text data through a network assigned by a call setup with the other party's terminal. A mobile communication exchange(MCEX) relays transceiving of the voice data and the text data between the mobile communication terminals(A1-An). A data conversion/multi call access server(DEX/MCS) is connected to the mobile communication exchange(MCEX) in order to be accessible from the mobile communication terminals(A1-An), transceives the text data through the same call as maintaining a call access state of voice communication between the specific mobile communication terminals(A1-An), and enables a new call setup for accessing a specific server and a terminal as maintaining the call access state of the voice communication.
Patent KR-20020043177-A (KR)
Inventor: AOKI TORU
IPC: G02F1/133
Filed: 2001-11-30
Abstract: PURPOSE: A liquid crystal display, an image data compensation circuit, an image data compensation method, and an electronic apparatus are provided to reduce, minimize or prevent flickering generated in the entire region of a display screen. CONSTITUTION: An interpolation processor(13) interpolates reference compensation data stored in a ROM(Read-Only Memory) according to the level, generates compensation data corresponding to levels available to image data for each pair of reference coordinates, and stores the compensation data in a compensation table(14R). An address generator(17R) specifies storage regions for compensation data corresponding to four pairs of reference coordinates positioned near coordinates of the image data among the compensation data stored in the compensation table. An arithmetic unit(15R) interpolates the compensation data read from the compensation table according to the coordinates and generates compensation data. In writing positive polarity, the compensation data is added to the image data. In writing negative polarity, compensation is not performed.
Patent KR-20030046217-A (KR)
Title: Heating device for heating wafer
Inventor: JU BYEONG GWON
IPC: H01L21/324
Filed: 2001-12-05
Abstract: PURPOSE: A heating apparatus for fabricating a semiconductor is provided to easily install a plurality of lamps by installing a plurality of lamp sockets and by fixing a power applying connector in the connector holes of different lamp sockets. CONSTITUTION: A base plate(18) is prepared. The plurality of lamp sockets(16) are disposed at regular intervals, fixed to a side of the base plate so that power is applied to the plurality of lamp sockets. The plurality of lamps(11) include a pair of the power applying connectors inserted and fixed into a pair of the connector holes that are installed in the lamp sockets adjacent to each other.
Patent KR-20030052154-A (KR)
Title: Device for assembling vegetable tray for refrigerator
Inventor: JUNG WON CHEOL
IPC: F25D25/00
Filed: 2001-12-20
Abstract: PURPOSE: A device for mounting a vegetable compartment of a refrigerator is provided to keep vegetables freshly for a long time by properly maintaining humidity of the vegetable compartment. CONSTITUTION: A device for mounting a vegetable compartment(14) of a refrigerator includes the vegetable compartment withdrawn from the lower part of a refrigerator compartment, and includes a cover(16) having a pair of ribs(16a,16b) protruded downward, to be contacted with the front top part and rear top part of the vegetable compartment. The top of the vegetable is open. The cover is installed inside the refrigerator, to cover the open top of the vegetable compartment. The rib contacting with the rear end part of the vegetable compartment is contacted with the rear of the rear end part of the vegetable compartment. Accordingly, humidity of the vegetable compartment is properly maintained.
Patent KR-20030054168-A (KR)
Title: Flameproof Rubber Modified Styrenic Resin Composition
Inventor: HONG SANG HYEON
IPC: C08L71/12
Filed: 2001-12-24
Abstract: PURPOSE: A flame retardant rubber-reinforced polystyrene resin composition is provided, which is free from a halogen-based flame retardant, and is improved in the stability against fire, the environmental stability, the heat resistance, the impact strength and the fluidity. CONSTITUTION: The polystyrene resin composition comprises 70-94.5 wt% of a rubber-reinforced polystyrene resin; 0.5-10 wt% of a polyphenylene ether resin; and 5-20 wt% of a phosphoric acid ester compound comprising 40-80 parts by weight of an oligomer-type phosphoric acid ester compound having a hindered methyl group and 20-60 parts by weight of triphenyl phosphate. Preferably the rubber-reinforced polystyrene resin comprises 70-97 parts by weight of at least one monomer selected from the group consisting of an aromatic monoalkenyl monomer and an alkyl acrylate or methacrylate monomer and 3-30 parts by weight of a rubber selected from the group consisting of a butadiene-based rubber, an isoprene-based rubber, a copolymer of butadiene and styrene and an alkyl acrylate-based rubber, and has a particle size of 0.5-2.0 micrometers. Preferably the oligomer-type phosphoric acid ester compound is represented by the formula I, wherein n is a number average degree of polymerization and is 1-5; X is catechol, resorcinol, hydroquinone or bis phenylene diol of the formula II(wherein Y is an alkylene of C1-C5, an alkylidene of C1-C5, cyclo alkylidene of C5-C6, -S- or -SO2-, and z is 0 or 1).
Patent KR-20020082396-A (KR)
Inventor: HAN EUN SIL
IPC: G03F7/004
Filed: 2001-12-26
Abstract: PURPOSE: Provided are a norbornene copolymer, containing an acetal group, for photoresist, which is excellent in transparency, resolution, sensitivity, and dry etching resistance therefore useful in an eximer laser fine process of an ultrahigh integrated semiconductor, and a photoresist composition containing the polymer. CONSTITUTION: The norbornene copolymer(formula 1) containing the acetal group is produced by polymerizing a monomer(formula 2) and a monomer(formula 3) in the presence of a palladium(II) catalyst in water or an organic solvent containing water and then performing acetalation of a part of acid groups contained the monomer(formula 2), wherein R1 is C1-C12 linear, branched, or cyclic alkyl, R2, R3, R4, and R5 are each hydrogen, fluorine, methyl, or trifluoromethyl, R6 and R7 are each hydrogen, C1-C10 linear or branched alkyl, -(CH2)t-R8, -(CH2)t-OR8, and etc., R8 is hydrogen, fluorine, or C1-C12 linear, branched, cyclic alkyl, or a cyclic alkyl containing a ketone group, t is an integer of 0-6, 0.1<=l/l+m+n<=0.99, 0<=m/l+m+n<=0.3, 0.01<=n/l+m+n<=0.6, and o, p, q, r, and s are integers of 0-2. And the photoresist composition contains the norbornene copolymer(formula 1), a photoacid generator, and an organic solvent.
Patent KR-20030055475-A (KR)
Title: Method for Producing Nonwaven Fabric Using Highly-Contractive Composite Monofilament
Inventor: CHO CHEOL HO
IPC: D04H1/50
Filed: 2001-12-26
Abstract: PURPOSE: A manufacturing method of non-woven fabric having high density and excellent tearing strength is characterized by using high shrinkage conjugate single fiber, not needing to elute and being economical. CONSTITUTION: The manufacturing method of the non-woven fabric comprises the next steps: spinning two different polymers to manufacture conjugate single fiber; carding and needle-punching the single fiber to manufacture the non-woven fabric; and then treating the non-woven fabric with hot water or with dry heat to shrink as 10-50% and to increase separation. The polymer A has high shrinkage. The polymer B has normal shrinkage. Conjugate ratio of the polymer A and the polymer B is 85:15 - 50:50 of weight ratio.
Patent KR-20030055056-A (KR)
Title: System and Method for Automatic settlement service in the various services using Bluetooth
Inventor: LEE MIN SOO
Filed: 2001-12-26
Abstract: PURPOSE: An automatic payment service system and a method for the same are provided to enable a user to automatically make payment for a service at a public place or a store by using personal data and personal Bluetooth device data checked in an initial Bluetooth communication process. CONSTITUTION: The system comprises a service providing server(2), a service money collection server(3), a main server(4), a communication network(5), and a Bluetooth communication network(6). The main server(4) is installed at an automatic payment service company. The service providing server(2), installed at a store, embeds a Bluetooth device(2-1) and offers various services to a user. The service money collection server(3), installed at a billing service company, takes service money from an account of the user. The main server(4) authenticates personal Bluetooth devices(1-1, 1-2, 1-3), processes a payment approval or result, and performs an intermediation between the service providing server(2) and the service money collection server(3) over the communication network(5) like the internet. The personal Bluetooth devices(1-1, 1-2, 1-3) are connected to the Bluetooth device(2-1) of the service providing server(2) over the Bluetooth communication network(6). If the service providing server(2) transmits the personal payment data to the main server(4), the main server(4) notifies the service money collection server(3), designated by the user, of the personal payment data. Then, the service money collection server(3) checks payment method and proprietary data, and transmits money collection possibility data and a payment limit to the main server(4).
Patent KR-20020010118-A (KR)
Inventor: SIN DONG YUN
IPC: F25D11/00
Filed: 2001-12-28
Abstract: PURPOSE: A draft beer pitcher for keeping cool is provided to improve flavor of draft beer by cooling beer in the pitcher, and to use conveniently by turning the pitcher and adjusting the height of the pitcher. CONSTITUTION: A draft beer pitcher is composed of a transparent container(30) combined with a lid(10) and a cock(20); a thermal insulating material(40) combined with the container to restrict heat exchange; a support(50) holding the container; a cap connecting hole having a round groove in the lid; a cap(60) inserted to the cap connecting hole with a round sill; an ice container combined with the lower part of the cap, and installed in the container; a fixing disk(80) fixed in the upper part of the support; a rotary disk(90) connected to the upper part of the fixing disk through plural balls, a retainer and a connecting shaft to support the container; and a height adjuster(100) combined with the lower part of the support to adjust the height of the pitcher. Flavor of draft beer is improved with cooling beer in the pitcher. The draft beer pitcher is used conveniently with turning the pitcher freely and adjusting the height of the pitcher.
Patent KR-20030057039-A (KR)
Title: Addition information display method of digital television
Inventor: KWAK CHANG MIN
IPC: H04N5/445
Filed: 2001-12-28
Abstract: PURPOSE: A method of displaying auxiliary information of a digital TV is provided to apply a ball pointer to electronic program guide to display auxiliary information on a screen when the pointer is placed at the position of the current program for more than a predetermined period of time. CONSTITUTION: When a user selects a point utilizing mode on a menu, a pointer is moved to a desired event on an electronic program guide screen. When the pointer is placed on the desired event for a predetermined period of time, sub-menus of the event are displayed. When the user selects one of the sub-menus, the channel of the event is tuned. PSIP(program and information protocol) information and KBPS information are stored in a database in order to display an image and sub-menu image.
Patent KR-20010099593-A (KR)
Title: Herbicides with substituted phenylsulfonylureas for controlling weeds in rice
Inventor: HACKER ERWIN
IPC: A01N47/36
Filed: 1999-07-12
Abstract: The invention relates to herbicides containing (A) at least one herbicide active ingredient of the group composed of substituted phenylsulfonylureas of general formula (I) and their agriculturally acceptable salts, wherein R1 represents C1-C8alkyl, C3- C4alkenyl, C3- C4alkynyle or C1-C 4alkyl, which is substituted one to four times by residues of halogen and/or C1-C2alkoxy group; R2represents I or CH2NHSO2CH3; R3is methyl or methoxy; and Z is N or CH; and (B) at least one herbicide compound selected in the group of compounds comprising (Ba) herbicides with a selective activity in rice, essentially against gramineae, and (Bd) herbicides with a selective activity in rice, essentially against dicotyledonous parasitic plants and cyperaceae, (Bc) herbicides with a selective activity in rice, essentially against gramineae, dicotyledonous parasitic plants and cyperaceae. Are excluded from the substance claim all combinations according to the WO96/41537 and WO98/24320 patents, said combinations comprising respectively one active ingredient of type B in addition to one or several compounds of type A. However, use of combinations of types A and B according to said WO patents for controlling parasitic plant growth in rice culture is not excluded from said substance claim.
Patent KR-20010085993-A (KR)
IPC: C12N15/54
Filed: 2000-09-01
Abstract: 본 발명은 인산전이반응 활성 및/또는 포스파타제 활성을 갖는 효소의 뉴클레오시드-5'-포스페이트 생성성이 향상된 돌연변이형 뉴클레오시드-5'-포스페이트 생성 효소에 관한 것이다.  공지된 상기 효소 결정의 X선 구조 분석을 기초로 하여 돌연변이형을 확인함으로써, 상기 뉴클레오시드-5'-포스페이트 생성 효소중에 하나의 Lys 잔기, 두개의 Arg 잔기 및 두개의 His 잔기가 존재하고, 이들 잔기 사이의 Cα 거리가 특정한 범위에 속하고, 이들 잔기 주위에 뉴클레오시드의 결합을 허용하는 공간을 갖는 구조를 상기 효소가 갖는다는 사실이 밝혀졌다.
Patent KR-20010090822-A (KR)
IPC: H04W36/18
Filed: 1999-10-13
Abstract: 선택 회로(207)를 포함한 기지국(103-109)을 포함하는 통신 시스템(100)이 제공된다.  호출 앵커링 기지국(call anchoring bae station)(코드 분할 다중 접속(CDMA) 프레임 선택을 수행하는 기지국)의 결정은 최하의 평균 작업 부하를 갖는 기지국에 기초하여 행해진다.  원격 장치(113)를 통한 통신 동안, 비호출 앵커링 기지국(105, 107)에 의해 수신된 프레임은 스위치(101)에 백홀(backhaul)된다.  스위치(101)는 다음 호출 앵커링 기지국(103)에 프레임을 사이드홀(sidehaul)하는 반면, 특정 호출에 대한 선택 및 호출 처리 펑션이 발생한다.
Patent KR-20010101027-A (KR)
IPC: H01S3/16
Filed: 1999-11-10
Abstract: 본 발명은 대신호 입력 파워를 갖는 증폭기에 광신호를 제공하는 단계; 및 광신호를 증폭하기 위해 기지의 펌프 흡수 밴드의 중심파장과 상이한 파장을 갖는 증폭기에 펌핑광을 제공하는 단계를 포함하는 기지의 펌프 흡수 밴드를 갖는 희토류 도프 이득매체 방출 스펙트럼의 장파장 스펙트럼 영역(L-밴드)에서 향상된 이득 및 펌프-대-신호 반전 효율을 위한 광증폭기 작동방법에 관한 것이다. 신호 이득 및 향상된 펌프-대-신호 반전 효율은 펌프 밴드 중심파장 979-980nm의 일측에 약 ±0-30nm 사이의 펌프를 이조시킨 에르븀 L-밴드 신호에 대해 설명되어 있다. 상술한 방법을 사용하는 광증폭기가 또한 개시되어 있다.
Patent KR-20010100018-A (KR)
IPC: C08L29/04
Filed: 1999-12-30
Abstract: 본 발명은 적어도 1종의 온도-민감성 또는 이온-민감성 중합체 물질을 함유하는 온도-민감성 또는 이온-민감성 결합제 조성물에 관한 것이다.  결합제 조성물은 (1) 약 0.5 중량%를 초과하는 1가 이온을 함유하는 물 또는 약 200ppm을 초과하는 다가 이온 농도를 갖는 물 중에서 불용성이고, 약 0.5 중량% 미만의 1가 이온을 함유하는 물 또는 약 200ppm 미만의 다가 이온 농도를 갖는 물 중에서 용성이거나; 또는 (2) 상기 결합제 조성물이 약 30℃를 초과하는 온도를 갖는 물 중에서 불용성이고, 약 25℃ 미만의 온도를 갖는 물 중에서 용성이다.  본 발명은 부가적으로 이온-민감성 또는 온도-민감성 결합제 물질을 함유하는 수-분산성 부직포에 관한 것이며, 이는 수세 가능한 개인 위생 제품의 제조에 유용하다.  수-분산성 부직포의 제조 방법이 또한 제공된다.
Patent KR-20010103015-A (KR)
IPC: H03M13/41
Filed: 2000-02-01
Abstract: A method for equalizing and decoding an error-protected data signal transmitted via a radio channel is described. According to the method, an equalized data signal is calculated at the receiving end in a demodulator with a first channel estimator. The equalized data signal is decoded by a decoder to determine a decoded output signal. The equalized data signal is transmitted to a second channel estimator, which repeatedly detects second channel parameters of the radio channel. The parameters are transmitted to the decoder which uses them as calculation parameters during decoding.
Patent KR-20010108317-A (KR)
IPC: B23K26/00
Filed: 1999-03-05
Abstract: 본 발명에 의한 레이저가공장치는, 가공프로그램을 해석해서 각축의 이동지령과 레이저빔을 온오프 하는 온오프지령을 출력하는 프로그램해석수단과, 상기 이동지령에 따라 보간처리를 해서 서보앰프에 이동거리를 출력하는 보간수단과, 지연동작용 이동거리를 설정하는 이동거리설정수단과, 상기 온오프지령이 출력된 후의 실제의 이동거리와 상기 지연동작용 이동거리에 따라 레이저발진기에 대해 출력하는 빔 온오프지령을 지연시키는 빔 온오프지연수단을 설치한 것이다.
Patent KR-20020012176-A (KR)
IPC: B41J2/14
Filed: 2000-04-20
Abstract: 마이크로 전자-기계 장치용 열적 액튜에이터는 일 단부에서 기판(31)에 부착된 도전성의 가열 가능한 제 1 아암(30)을 구비하는데, 기판(31)에 근접한 아암(30)의 열적 가열을 증가시키도록 치수가 정해진 그것의 길이에 따른 단면 프로파일을 가진다. 특히, 아암(30)을 따라서 하나 또는 그 이상의 열 싱크 영역(38) 및/또는 증가된 두께의 영역은 보다 균일한 가열 프로파일을 제공하는데, 이것은 굽힘 효율을 향상시킨다. 일 구현예에서 액튜에이터는 잉크 제트 노즐 챔버 안의 배출 패들(32)을 제어한다.
Patent KR-20020021096-A (KR)
IPC: G06F7/00
Filed: 2000-05-05
Abstract: 프로그래머블 데이터 연산 어레이(300)는 데이터 버스들의 세트(320)와, 고정 함수부들(312)을 포함하는 데이터 연산부들의 행렬과, 상기 데이터 버스들의 세트에 연결되는 프로그래머블 함수부들(314)를 포함한다. 양방향 상호 연결은 상기 데이터 버스들의 세트와 상기 데이터 연산부들의 행렬 사이에 위치한다.
Patent KR-20020015325-A (KR)
IPC: B60S1/24
Filed: 2001-03-09
Abstract: 본 발명은 선회 가능하게 장착된 구동 샤프트, 상기 샤프트에 고정 연결된 구동 로커(10), 구동 조인트(16)를 통해 구동 로커에 연결된 결합 로커(14), 지지 조인트(20)를 통해 결합 로커(14)에 연결되고 블라인드 조인트(22)에 의해 지지되는 지지 로커(18), 조인트(28)를 통해 결합 로커에 연결된 와이퍼 암(26), 상기 결합 로커에 대한 와이퍼 암의 위치를 유지시키는 압력 스프링(30), 및 상기 로커 중 하나에 배치되는 보상 조인트(24)를 포함하는 윈드스크린 와이퍼 구동장치에 관한 것이다.  본 발명의 목적은 압력 스프링에 의해 발생되는 피칭 모멘트를 감소시키는 것이다.  상기 목적은 보상 조인트에 보상 스프링(34)을 제공함으로써 달성된다.
Patent KR-20020006718-A (KR)
IPC: C08L101/12
Filed: 2000-05-11
Abstract: 개선된 시효경화성 및 차단성과 함께 승온에서의 개선된 그린 강도, 그린 신장도 및 그린 이완성을 갖는 이소부틸렌계 엘라스토머는, 반혼화성이고 반결정질인 중합체를 이소부틸렌 엘라스토머와 블렌딩시킴으로써 달성된다.  상기 개선된 특성들은 상기 블렌드를 함유하여 생성된 고무 화합물에서 유지되며, 특히 타이어 및 약학 용기 용도에 유용하다.
Patent KR-20030060419-A (KR)
Title: Portable blood pressure gauge
Inventor: BYUN GYEONG SEOK
IPC: A61B5/02
Filed: 2002-01-09
Abstract: PURPOSE: A handy blood pressure measuring apparatus is provided to alarm a blood pressure state and enable a perfume to be sprayed, when a measured blood pressure is over a reference range. CONSTITUTION: A blood pressure device body(105) measures a blood pressure, and a perfume generator(110) is connected to one side of the body to generate a perfume. Both sides of a fixing band(115) are connected to both sides of the blood pressure device body, respectively. The blood pressure device body includes a blood pressure measuring part for measuring a blood pressure, a memory part for storing a reference blood pressure range and a measured blood pressure, a control part for comparing the measured blood pressure and the reference blood pressure range, a perfume output signal part for generating a perfume output signal according to an output of the control part, a power part for supplying a DC power, an alarm generator for generating an alarm according to the output of the control part, a display part for displaying the output of the control part, and an adjustment part for adjusting the alarm generator and the display part.
Patent KR-20020024163-A (KR)
Inventor: GANG HEE WON
IPC: A23L7/10
Filed: 2002-01-30
Abstract: PURPOSE: Provided are a food product composed of laver and cereals in a fruit shape, its manufacturing method and its manufacturing device, thereby letting children spontaneously taking nutriments contained in cereals and consequently enhancing health. CONSTITUTION: The food product is characterized by laminating glutinous rice glue on the laver; laminating various shapes and colors of cereals on the glue layer; and laminating salts and oil on the cereal layer. Its manufacturing device comprises a conveyor(60), a sensor(92) transferring conveyor on/off signal, a motor(90) driven by the sensor, a laver inlet(50), a glutinous rice glue inlet(20), a cereal inlet(30), a slat and oil inlet(40), a drier(50), and a packing unit(80).
Patent KR-20030064207-A (KR)
Inventor: BAEK EUN KI
IPC: A23L13/00
Filed: 2002-01-24
Abstract: PURPOSE: Provided is a method for manufacturing hamburger by using jajang(chinese fermented soy bean paste) or curry to give a characteristic taste and flavor. CONSTITUTION: A method for manufacturing hamburger is characterized by the steps of: roasting pork meat; adding jajang sauce prepared by boiling potato, carrot, cabbage and the like in jajang(chinese fermented soy bean paste) or curry; mixing the prepared pork meat and jajang or curry sauce; and adding the mixture thereof to the patty of hamburger.
Patent KR-20030071952-A (KR)
Title: Microwave oven having toaster
Inventor: OH SANG JIN
IPC: F24C7/02
Filed: 2002-03-04
Abstract: PURPOSE: A microwave oven is provided to have a function as a toaster by having an additional heating space except a heating chamber. CONSTITUTION: A casing is installed inside a component mounted chamber by opening the front side. A door(110) is installed to be rotated around a hinge shaft to open and close the front opened portion of the casing. A heater generates heat by installing inside the casing and feeding the electricity. A tray is horizontally installed inside the casing to put food on. An interlocking device pushes in and out the tray by interlocking with the opening and the closing of the door. Thereby, a heating chamber is installed without enlarging the size of a microwave oven.
Patent KR-20030076739-A (KR)
Title: A making mathod of yellow soil floor and yellow soil floor maked making equipment
Inventor: PARK JU SUNG
IPC: B32B13/14
Filed: 2002-03-21
Abstract: PURPOSE: A laminated flooring made from yellow earth is provided to be manufactured by mixing a synthetic resin with natural materials such as yellow earth, bio stone, and germanium, thereby implementing damp proof features on the bottom and preventing harmful materials. CONSTITUTION: Many dyeing rubber rollers pass through a yellow earth pap obtained by mixing yellow earth powder, bio stone powder, germanium powder, jade powder, alum powder, edible powder, and sulfur powder. The yellow earth pap passes into pure cotton hemp to dehydrate the pure cotton hemp. A yellow earth pure cotton hemp(20) is obtained by passing through a drying room, and is combined with a flooring piece(10). The yellow earth pure cotton hemp(20) is combined by a pure cotton hemp of the flooring piece(10) applied with an adhesive glue obtained by mixing water with edible powder. A yellow earth Korean paper(30) is adhered to the yellow earth pure cotton hemp(20). The adhesive glue is applied to the yellow earth Korean paper(30), and a high-grade Korean paper(40) is adhered to the flooring piece(10). The flooring piece(10) passes through a dryer at 50 to 70 degrees Celsius, and is dried. A fresh bean oil is sprayed on the dried high-grade Korean paper(40). The high-grade Korean paper(40) is given a final touch with fresh beans crushed in 0.7 to 2mm size.
Patent KR-20030079032-A (KR)
Title: Apparatus for measuring oxygen
Inventor: KIM MYEONG WOON
IPC: G01N21/25
Filed: 2002-04-01
Abstract: PURPOSE: A device for checking oxygen is provided to make peoples easily check the amount and concentration change of oxygen by mounting a light emitting diode and a photodetector for absorbing light by passing light through an indicator reacting with oxygen, and a control unit for converting signals input to the degree of absorption into electrical signals and displaying the signals on an indication lamp. CONSTITUTION: A device for checking oxygen is composed of an indicator receiving unit for receiving an indicator of which the color is changed by reacting with oxygen; a sensing unit(1) for irradiating light to the indicator receiving unit, detecting passed light and the degree of light absorption for the degree of light emission; a control unit(3) measuring the amount and concentration of oxygen according to the degree which the light detected from the sensing unit is absorbed; and an indicating unit(5) electrically coupled with the control unit to inform the change of input value of users.