JP7809256B2 - 電気音響機器 - Google Patents
電気音響機器Info
- Publication number
- JP7809256B2 JP7809256B2 JP2022537365A JP2022537365A JP7809256B2 JP 7809256 B2 JP7809256 B2 JP 7809256B2 JP 2022537365 A JP2022537365 A JP 2022537365A JP 2022537365 A JP2022537365 A JP 2022537365A JP 7809256 B2 JP7809256 B2 JP 7809256B2
- Authority
- JP
- Japan
- Prior art keywords
- group
- electrodes
- electrode
- vortex
- substrate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L3/00—Containers or dishes for laboratory use, e.g. laboratory glassware; Droppers
- B01L3/50—Containers for the purpose of retaining a material to be analysed, e.g. test tubes
- B01L3/502—Containers for the purpose of retaining a material to be analysed, e.g. test tubes with fluid transport, e.g. in multi-compartment structures
- B01L3/5027—Containers for the purpose of retaining a material to be analysed, e.g. test tubes with fluid transport, e.g. in multi-compartment structures by integrated microfluidic structures, i.e. dimensions of channels and chambers are such that surface tension forces are important, e.g. lab-on-a-chip
- B01L3/502761—Containers for the purpose of retaining a material to be analysed, e.g. test tubes with fluid transport, e.g. in multi-compartment structures by integrated microfluidic structures, i.e. dimensions of channels and chambers are such that surface tension forces are important, e.g. lab-on-a-chip specially adapted for handling suspended solids or molecules independently from the bulk fluid flow, e.g. for trapping or sorting beads or physically stretching molecules
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L99/00—Subject matter not provided for in other groups of this subclass
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
- B06B1/0207—Driving circuits
- B06B1/0223—Driving circuits for generating signals continuous in time
- B06B1/0269—Driving circuits for generating signals continuous in time for generating multiple frequencies
- B06B1/0276—Driving circuits for generating signals continuous in time for generating multiple frequencies with simultaneous generation, e.g. with modulation, harmonics
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
- B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
- B06B1/0644—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a single piezoelectric element
- B06B1/0651—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a single piezoelectric element of circular shape
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
- B06B1/06—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction
- B06B1/0644—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a single piezoelectric element
- B06B1/0662—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezoelectric effect or with electrostriction using a single piezoelectric element with an electrode on the sensitive surface
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L2200/00—Solutions for specific problems relating to chemical or physical laboratory apparatus
- B01L2200/06—Fluid handling related problems
- B01L2200/0647—Handling flowable solids, e.g. microscopic beads, cells, particles
- B01L2200/0663—Stretching or orienting elongated molecules or particles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L2200/00—Solutions for specific problems relating to chemical or physical laboratory apparatus
- B01L2200/06—Fluid handling related problems
- B01L2200/0647—Handling flowable solids, e.g. microscopic beads, cells, particles
- B01L2200/0668—Trapping microscopic beads
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L2300/00—Additional constructional details
- B01L2300/06—Auxiliary integrated devices, integrated components
- B01L2300/0627—Sensor or part of a sensor is integrated
- B01L2300/0645—Electrodes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L2300/00—Additional constructional details
- B01L2300/08—Geometry, shape and general structure
- B01L2300/0832—Geometry, shape and general structure cylindrical, tube shaped
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01L—CHEMICAL OR PHYSICAL LABORATORY APPARATUS FOR GENERAL USE
- B01L2400/00—Moving or stopping fluids
- B01L2400/04—Moving fluids with specific forces or mechanical means
- B01L2400/0403—Moving fluids with specific forces or mechanical means specific forces
- B01L2400/0433—Moving fluids with specific forces or mechanical means specific forces vibrational forces
- B01L2400/0439—Moving fluids with specific forces or mechanical means specific forces vibrational forces ultrasonic vibrations, vibrating piezo elements
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
- H03H9/02—Details
- H03H9/125—Driving means, e.g. electrodes, coils
- H03H9/145—Driving means, e.g. electrodes, coils for networks using surface acoustic waves
- H03H9/14544—Transducers of particular shape or position
- H03H9/14561—Arched, curved or ring shaped transducers
-
- 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
- H10N30/87—Electrodes or interconnections, e.g. leads or terminals
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Mechanical Engineering (AREA)
- Engineering & Computer Science (AREA)
- Clinical Laboratory Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Analytical Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Hematology (AREA)
- Physics & Mathematics (AREA)
- Dispersion Chemistry (AREA)
- Fluid Mechanics (AREA)
- Transducers For Ultrasonic Waves (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Piezo-Electric Transducers For Audible Bands (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP19306682 | 2019-12-18 | ||
| EP19306682.6 | 2019-12-18 | ||
| PCT/EP2020/086031 WO2021122479A1 (en) | 2019-12-18 | 2020-12-14 | Electroacoustic device |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2023511246A JP2023511246A (ja) | 2023-03-17 |
| JP2023511246A5 JP2023511246A5 (https=) | 2023-11-16 |
| JP7809256B2 true JP7809256B2 (ja) | 2026-02-02 |
Family
ID=69185192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2022537365A Active JP7809256B2 (ja) | 2019-12-18 | 2020-12-14 | 電気音響機器 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US12533671B2 (https=) |
| EP (1) | EP4076749B1 (https=) |
| JP (1) | JP7809256B2 (https=) |
| ES (1) | ES2988054T3 (https=) |
| TW (1) | TW202142317A (https=) |
| WO (1) | WO2021122479A1 (https=) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US12057823B2 (en) * | 2021-05-07 | 2024-08-06 | Murata Manufacturing Co., Ltd. | Transversely-excited film bulk acoustic resonator with concentric interdigitated transducer fingers |
| CN114543980B (zh) * | 2022-02-07 | 2023-01-13 | 北京理工大学 | 基于近场轨道角动量转换的声波相位调制及声场重构方法 |
| US20240113063A1 (en) * | 2022-09-30 | 2024-04-04 | Texas Instruments Incorporated | Radiator layers for ultrasonic transducers |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019081521A1 (en) | 2017-10-25 | 2019-05-02 | Universite De Lille | ACOUSTIC KNIVES |
| JP2019517220A (ja) | 2016-05-24 | 2019-06-20 | セントレ・ナショナル・デ・ラ・レシェルシェ・サイエンティフィーク | 音響ピンセット |
Family Cites Families (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3609416A (en) | 1970-08-12 | 1971-09-28 | Univ Northwestern | Microacoustic surface-wave transducer |
| US4011747A (en) | 1975-06-20 | 1977-03-15 | The Board Of Trustees Of The Leland Stanford University | Method and apparatus for acoustic scanning using waves scattered by an acoustic grating |
| US4453242A (en) | 1982-07-13 | 1984-06-05 | Rca Corporation | Surface acoustic wave cutterhead for disc recording having a circular transducer |
| US4697195A (en) | 1985-09-16 | 1987-09-29 | Xerox Corporation | Nozzleless liquid droplet ejectors |
| US5400788A (en) | 1989-05-16 | 1995-03-28 | Hewlett-Packard | Apparatus that generates acoustic signals at discrete multiple frequencies and that couples acoustic signals into a cladded-core acoustic waveguide |
| CN1921301B (zh) * | 2005-08-26 | 2010-09-29 | 鸿富锦精密工业(深圳)有限公司 | 表面声波元件 |
| JP2009055073A (ja) * | 2005-12-12 | 2009-03-12 | Sanyo Electric Co Ltd | 高周波回路素子 |
| US8018010B2 (en) | 2007-04-20 | 2011-09-13 | The George Washington University | Circular surface acoustic wave (SAW) devices, processes for making them, and methods of use |
| US7878063B1 (en) | 2007-07-24 | 2011-02-01 | University Of South Florida | Simultaneous sample manipulation and sensing using surface acoustic waves |
| ES2448426T3 (es) | 2007-10-12 | 2014-03-13 | Pronota Nv | Uso de aptámeros en proteómica |
| US20100140185A1 (en) | 2008-12-05 | 2010-06-10 | John Hill | Wastewater treatment |
| JP4760931B2 (ja) | 2009-03-02 | 2011-08-31 | 株式会社デンソー | 弾性表面波素子 |
| GB0914762D0 (en) | 2009-08-24 | 2009-09-30 | Univ Glasgow | Fluidics apparatus and fluidics substrate |
| WO2011033277A2 (en) | 2009-09-21 | 2011-03-24 | University Of Dundee | Apparatus and method for the manipulation of objects using ultrasound |
| JP2015512766A (ja) | 2012-01-31 | 2015-04-30 | ザ・ペン・ステート・リサーチ・ファンデーション | 可変定常的表面弾性波を用いたマイクロ流体操作及び粒子の分類 |
| JP6025982B2 (ja) | 2012-08-01 | 2016-11-16 | ザ・ペン・ステート・リサーチ・ファンデーション | 粒子および細胞の高効率分離およびマニピュレーション |
| WO2015134831A1 (en) | 2014-03-07 | 2015-09-11 | The Penn State Research Foundation | Acoustic control apparatus, process, and fabrication thereof |
| ES2841528T3 (es) | 2016-03-15 | 2021-07-08 | Centre Nat Rech Scient | Pinzas acústicas |
| SG10202010409TA (en) * | 2019-11-06 | 2021-06-29 | Univ Singapore Technology & Design | Microfluidic device and method of manipulating particles in a fluid sample based on an acoustic travelling wave using microfluidic device |
-
2020
- 2020-12-14 US US17/787,205 patent/US12533671B2/en active Active
- 2020-12-14 EP EP20829568.3A patent/EP4076749B1/en active Active
- 2020-12-14 JP JP2022537365A patent/JP7809256B2/ja active Active
- 2020-12-14 ES ES20829568T patent/ES2988054T3/es active Active
- 2020-12-14 WO PCT/EP2020/086031 patent/WO2021122479A1/en not_active Ceased
- 2020-12-18 TW TW109144869A patent/TW202142317A/zh unknown
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2019517220A (ja) | 2016-05-24 | 2019-06-20 | セントレ・ナショナル・デ・ラ・レシェルシェ・サイエンティフィーク | 音響ピンセット |
| WO2019081521A1 (en) | 2017-10-25 | 2019-05-02 | Universite De Lille | ACOUSTIC KNIVES |
Also Published As
| Publication number | Publication date |
|---|---|
| EP4076749A1 (en) | 2022-10-26 |
| US12533671B2 (en) | 2026-01-27 |
| ES2988054T3 (es) | 2024-11-19 |
| US20230021489A1 (en) | 2023-01-26 |
| JP2023511246A (ja) | 2023-03-17 |
| EP4076749B1 (en) | 2024-06-26 |
| WO2021122479A1 (en) | 2021-06-24 |
| TW202142317A (zh) | 2021-11-16 |
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