KR101776089B1 - 표면탄성파 센서 시스템 및 다중울림파를 이용한 측정 방법 - Google Patents
표면탄성파 센서 시스템 및 다중울림파를 이용한 측정 방법 Download PDFInfo
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- KR101776089B1 KR101776089B1 KR1020110068116A KR20110068116A KR101776089B1 KR 101776089 B1 KR101776089 B1 KR 101776089B1 KR 1020110068116 A KR1020110068116 A KR 1020110068116A KR 20110068116 A KR20110068116 A KR 20110068116A KR 101776089 B1 KR101776089 B1 KR 101776089B1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/02—Analysing fluids
- G01N29/022—Fluid sensors based on microsensors, e.g. quartz crystal-microbalance [QCM], surface acoustic wave [SAW] devices, tuning forks, cantilevers, flexural plate wave [FPW] devices
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/36—Detecting the response signal, e.g. electronic circuits specially adapted therefor
- G01N29/38—Detecting the response signal, e.g. electronic circuits specially adapted therefor by time filtering, e.g. using time gates
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/48—Biological material, e.g. blood, urine; Haemocytometers
- G01N33/483—Physical analysis of biological material
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- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N30/00—Piezoelectric or electrostrictive devices
- H10N30/80—Constructional details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/025—Change of phase or condition
- G01N2291/0255—(Bio)chemical reactions, e.g. on biosensors
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/025—Change of phase or condition
- G01N2291/0256—Adsorption, desorption, surface mass change, e.g. on biosensors
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/028—Material parameters
- G01N2291/02818—Density, viscosity
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/028—Material parameters
- G01N2291/02845—Humidity, wetness
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/028—Material parameters
- G01N2291/02881—Temperature
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/04—Wave modes and trajectories
- G01N2291/042—Wave modes
- G01N2291/0423—Surface waves, e.g. Rayleigh waves, Love waves
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Biomedical Technology (AREA)
- Biophysics (AREA)
- Hematology (AREA)
- Molecular Biology (AREA)
- Urology & Nephrology (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
Description
도 2는 표면탄성파 센서의 단면도를 나타낸다.
도 3은 표면탄성파의 타임 도메인을 나타내는 그래프이다.
도 4는 글리세롤 농도에 따른 중심파 및 삼중울림파의 위상(phase) 변화를 나타내는 그래프이다.
도 5는 글리세롤 농도에 따른 중심파 및 삼중울림파의 세기(amplitude) 변화를 나타내는 그래프이다.
도 6은 Troponin I 농도에 따른 중심파 및 삼중울림파 위상 변화를 나타내는 그래프이다.
글리세롤 (wt%) | 0 | 2 | 4 | 6 | 8 | 10 |
중심파 | 0 | -55.5 | -56 | -57.2 | -57.8 | -58.3 |
삼중울림파 | 0 | -159.8 | -160.9 | -162.5 | -164.6 | -166.7 |
글리세롤 (wt%) | 0 | 2 | 4 | 6 | 8 | 10 |
중심파 | 0 | -5.3 | -5.4 | -5.5 | -5.6 | -5.7 |
삼중울림파 | 0 | -40.5 | -41.0 | -41.5 | -42.0 | -42.3 |
Troponin I (ng/mL) | 0.1 | 1 | 10 |
중심파 | 0.5 | 5.3 | 21.4 |
삼중울림파 | 12.6 | 25.7 | 78.6 |
Claims (20)
- 표면탄성파 센서로 전기 신호를 인가하는 신호생성부;
상기 신호생성부에 연결되어 있으며, 상기 전기 신호를 표면탄성파로 변환하고, 상기 표면탄성파로 측정 대상물을 센싱한 후, 상기 측정 대상물에 대응되어 출력된 표면탄성파를 전기 신호로 변환하는 표면탄성파 센서;
입력부와 출력부 사이의 압전성 기판 상에 형성되고, 상기 측정 대상물과 결합하는 수용체를 포함하는 센싱부; 및
상기 표면탄성파 센서의 일측에 연결되어 있으며, 다중울림파를 타임 게이팅하여 일정 시간 간격에 존재하는 특정 파를 선택함으로써 전기 신호의 변화를 검출하는 신호측정부를 포함하는 표면탄성파 센서 시스템.
- 제1항에 있어서, 상기 표면탄성파 센서는:
압전성 기판, 및
상기 압전성 기판 상의 일측에 형성되며 전기 신호를 표면탄성파로 변환하는 입력부를 포함하는 것인, 표면탄성파 센서 시스템.
- 제2항에 있어서, 상기 표면탄성파 센서는:
상기 압전성 기판 상에 형성되며 표면탄성파가 입력되면 측정 대상물을 센싱하기 위하여 이에 대응되는 표면탄성파를 출력하는 센싱부; 및
상기 압전성 기판 상의 일측에 형성되며 상기 대응되는 표면탄성파를 다시 전기 신호로 변환하는 출력부를 더욱 포함하는 것인, 표면탄성파 센서 시스템.
- 제2항에 있어서, 상기 압전성 기판 상에 산화 방지막을 포함하는 것인, 표면탄성파 센서 시스템.
- 제2항에 있어서, 상기 압전성 기판 상에 절연막을 포함하는 것인, 표면탄성파 센서 시스템.
- 제2항 또는 제3항에 있어서, 상기 입력부 및 상기 출력부 중 적어도 하나는 인터 디지털 트랜스듀서(Inter Digital Transducer)인 것인, 표면탄성파 센서 시스템.
- 제1항에 있어서, 상기 표면탄성파는 굴곡 플레이트파(Flexural Plate wave), 러브파(Love wave), 표면 스키밍 버크파(Surface Skimming Bulk Wave) 및 램파(Lamb wave)로부터 선택되는 것인, 표면탄성파 센서 시스템.
- 제1항에 있어서, 상기 측정 대상물은 단백질, DNA, 바이러스, 박테리아, 세포, 조직, 가스, 온도, 압력 및 습도로부터 선택되는 하나 이상의 것인, 표면탄성파 센서 시스템.
- 제1항에 있어서, 상기 표면탄성파 센서는 바이오센서, 가스센서, 온도센서, 압력센서 및 습도센서로부터 선택되는 것인, 표면탄성파 센서 시스템.
- 제1항에 있어서, 상기 다중울림파는 삼중울림파(triple-transit-echo wave) 또는 오중울림파(quintuple-transit-echo wave)인 것인, 표면탄성파 센서 시스템.
- 제1항에 있어서, 상기 신호측정부는 전기 신호의 주파수의 변화, 위상의 변화, 세기의 변화 및 클럭 수의 변화로부터 선택되는 하나 이상의 변화를 검출하는 것인, 표면탄성파 센서 시스템.
- 제1항에 있어서, 상기 신호측정부는 측정 대상물의 압력, 회전력, 충격, 장력, 중력, 질량, 증발, 생화학, 온도, 습도, 결빙, 점도, 변위, 유동, 감광. 광각, 가속, 마모 및 오염으로부터 선택되는 하나 이상을 감지하는 것을 더욱 포함하는 것인, 표면탄성파 센서 시스템.
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Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020110068116A KR101776089B1 (ko) | 2011-07-08 | 2011-07-08 | 표면탄성파 센서 시스템 및 다중울림파를 이용한 측정 방법 |
US13/287,518 US8624465B2 (en) | 2011-07-08 | 2011-11-02 | Surface acoustic wave sensor system and measurement method using multiple-transit-echo wave |
CN201110453745XA CN102866198A (zh) | 2011-07-08 | 2011-12-30 | 表面声波传感器系统和使用多次过境回声波的测量方法 |
EP12153991.0A EP2543996B1 (en) | 2011-07-08 | 2012-02-06 | Surface acoustic wave sensor system and measurement method using multiple-transit-echo wave |
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KR1020110068116A KR101776089B1 (ko) | 2011-07-08 | 2011-07-08 | 표면탄성파 센서 시스템 및 다중울림파를 이용한 측정 방법 |
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KR20130006217A KR20130006217A (ko) | 2013-01-16 |
KR101776089B1 true KR101776089B1 (ko) | 2017-09-08 |
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KR1020110068116A Expired - Fee Related KR101776089B1 (ko) | 2011-07-08 | 2011-07-08 | 표면탄성파 센서 시스템 및 다중울림파를 이용한 측정 방법 |
Country Status (4)
Country | Link |
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US (1) | US8624465B2 (ko) |
EP (1) | EP2543996B1 (ko) |
KR (1) | KR101776089B1 (ko) |
CN (1) | CN102866198A (ko) |
Families Citing this family (11)
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EP2905616B1 (en) | 2012-10-01 | 2017-01-04 | Panasonic Intellectual Property Management Co., Ltd. | Elastic wave element and elastic wave sensor using same |
KR102238114B1 (ko) * | 2014-07-16 | 2021-04-08 | 아주대학교산학협력단 | 니오브산 리튬을 이용한 표면탄성파 바이오센서 |
CN104697683B (zh) * | 2014-12-27 | 2017-04-05 | 陕西煤业化工技术研究院有限责任公司 | 动力灾害矿井锚岩稳定性集成检测方法及系统 |
CN104596667B (zh) * | 2015-01-05 | 2017-12-01 | 中国空气动力研究与发展中心计算空气动力研究所 | 超声波探测物体内部瞬态非均匀温度场的灵敏度方法 |
WO2016134308A1 (en) | 2015-02-19 | 2016-08-25 | University Of South Florida | System and method of measuring cell viability and growth |
CN104792435B (zh) * | 2015-04-21 | 2018-02-13 | 中国空气动力研究与发展中心计算空气动力研究所 | 基于瞬态热边界反演的结构内部非均匀温度场的重建方法 |
JP6764281B2 (ja) * | 2016-08-09 | 2020-09-30 | 太陽誘電株式会社 | ガスセンサ |
TWI759573B (zh) | 2018-01-15 | 2022-04-01 | 美商羅門哈斯電子材料有限公司 | 聲波感測器及感測氣相分析物之方法 |
US10600438B2 (en) * | 2018-04-18 | 2020-03-24 | Seagate Technology Llc | Surface acoustic wave-based sensing and actuation of contamination |
CN108680199B (zh) * | 2018-04-28 | 2020-09-25 | 北京机械设备研究所 | 一种声表面波温湿度传感器 |
CN111855048B (zh) * | 2020-07-20 | 2021-05-11 | 上海交通大学 | 基于声波导的传感器及制作方法 |
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US6091406A (en) | 1996-12-25 | 2000-07-18 | Elo Touchsystems, Inc. | Grating transducer for acoustic touchscreens |
JP2001153783A (ja) * | 1999-11-30 | 2001-06-08 | Maruyasu Industries Co Ltd | 液体の特性値を測定するための弾性表面波装置 |
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KR101025715B1 (ko) | 2009-01-12 | 2011-04-04 | 연세대학교 산학협력단 | Saw 소자를 이용한 가스 감지센서 및 그 감지방법 |
-
2011
- 2011-07-08 KR KR1020110068116A patent/KR101776089B1/ko not_active Expired - Fee Related
- 2011-11-02 US US13/287,518 patent/US8624465B2/en not_active Expired - Fee Related
- 2011-12-30 CN CN201110453745XA patent/CN102866198A/zh active Pending
-
2012
- 2012-02-06 EP EP12153991.0A patent/EP2543996B1/en not_active Not-in-force
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6091406A (en) | 1996-12-25 | 2000-07-18 | Elo Touchsystems, Inc. | Grating transducer for acoustic touchscreens |
JP2001153783A (ja) * | 1999-11-30 | 2001-06-08 | Maruyasu Industries Co Ltd | 液体の特性値を測定するための弾性表面波装置 |
Also Published As
Publication number | Publication date |
---|---|
EP2543996A3 (en) | 2014-07-23 |
CN102866198A (zh) | 2013-01-09 |
US20130009517A1 (en) | 2013-01-10 |
EP2543996B1 (en) | 2020-08-26 |
EP2543996A2 (en) | 2013-01-09 |
KR20130006217A (ko) | 2013-01-16 |
US8624465B2 (en) | 2014-01-07 |
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