JP2019215190A - 静電アクチュエータおよび物理量センサ - Google Patents

静電アクチュエータおよび物理量センサ Download PDF

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Publication number
JP2019215190A
JP2019215190A JP2018111336A JP2018111336A JP2019215190A JP 2019215190 A JP2019215190 A JP 2019215190A JP 2018111336 A JP2018111336 A JP 2018111336A JP 2018111336 A JP2018111336 A JP 2018111336A JP 2019215190 A JP2019215190 A JP 2019215190A
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JP
Japan
Prior art keywords
electrode
fixed
movable electrode
movable
electrostatic actuator
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.)
Pending
Application number
JP2018111336A
Other languages
English (en)
Japanese (ja)
Other versions
JP2019215190A5 (https=
Inventor
翔太 原田
Shota Harada
翔太 原田
啓太郎 伊藤
Keitaro Ito
啓太郎 伊藤
知也 城森
Tomoya Shiromori
知也 城森
山田　英雄
Hideo Yamada
英雄 山田
優輝 稲垣
Yuuki Inagaki
優輝 稲垣
明石　照久
Teruhisa Akashi
照久 明石
良幸 畑
Yoshiyuki Hata
良幸 畑
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Denso Corp
Original Assignee
Denso Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Denso Corp filed Critical Denso Corp
Priority to JP2018111336A priority Critical patent/JP2019215190A/ja
Priority to PCT/JP2019/022550 priority patent/WO2019240007A1/ja
Priority to CN201980030650.1A priority patent/CN112088483B/zh
Publication of JP2019215190A publication Critical patent/JP2019215190A/ja
Publication of JP2019215190A5 publication Critical patent/JP2019215190A5/ja
Priority to US17/082,199 priority patent/US11846651B2/en
Pending legal-status Critical Current

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/42—Devices characterised by the use of electric or magnetic means
    • G01P3/44—Devices characterised by the use of electric or magnetic means for measuring angular speed
    • 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
    • B06B1/0292—Electrostatic transducers, e.g. electret-type
    • 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
    • B06B1/04—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with electromagnetism
    • B06B1/045—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with electromagnetism using vibrating magnet, armature or coil system
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B81—MICROSTRUCTURAL TECHNOLOGY
    • B81B—MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
    • B81B3/00—Devices comprising flexible or deformable elements, e.g. comprising elastic tongues or membranes
    • B81B3/0002—Arrangements for avoiding sticking of the flexible or moving parts
    • B81B3/0013—Structures dimensioned for mechanical prevention of stiction, e.g. spring with increased stiffness
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B81—MICROSTRUCTURAL TECHNOLOGY
    • B81B—MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
    • B81B3/00—Devices comprising flexible or deformable elements, e.g. comprising elastic tongues or membranes
    • B81B3/0035—Constitution or structural means for controlling the movement of the flexible or deformable elements
    • B81B3/0059—Constitution or structural means for controlling the movement not provided for in groups B81B3/0037 - B81B3/0056
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B81—MICROSTRUCTURAL TECHNOLOGY
    • B81B—MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
    • B81B7/00—Microstructural systems ; Auxiliary parts of microstructural devices or systems
    • B81B7/04—Networks or arrays of similar microstructural devices
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
    • G01C19/00—Gyroscopes; Turn-sensitive devices using vibrating masses; Turn-sensitive devices without moving masses; Measuring angular rate using gyroscopic effects
    • G01C19/56—Turn-sensitive devices using vibrating masses, e.g. vibratory angular rate sensors based on Coriolis forces
    • G01C19/5719—Turn-sensitive devices using vibrating masses, e.g. vibratory angular rate sensors based on Coriolis forces using planar vibrating masses driven in a translation vibration along an axis
    • G01C19/5733—Structural details or topology
    • G01C19/574—Structural details or topology the devices having two sensing masses in anti-phase motion
    • G01C19/5747—Structural details or topology the devices having two sensing masses in anti-phase motion each sensing mass being connected to a driving mass, e.g. driving frames
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P3/00—Measuring linear or angular speed; Measuring differences of linear or angular speeds
    • G01P3/02—Devices characterised by the use of mechanical means
    • G01P3/14—Devices characterised by the use of mechanical means by exciting one or more mechanical resonance systems
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N1/00—Electrostatic generators or motors using a solid moving electrostatic charge carrier
    • H02N1/002—Electrostatic motors
    • H02N1/006—Electrostatic motors of the gap-closing type
    • H02N1/008—Laterally driven motors, e.g. of the comb-drive type
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10D—INORGANIC ELECTRIC SEMICONDUCTOR DEVICES
    • H10D48/00—Individual devices not covered by groups H10D1/00 - H10D44/00
    • H10D48/50—Devices controlled by mechanical forces, e.g. pressure
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B81—MICROSTRUCTURAL TECHNOLOGY
    • B81B—MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
    • B81B2201/00—Specific applications of microelectromechanical systems
    • B81B2201/02—Sensors
    • B81B2201/0228—Inertial sensors
    • B81B2201/0242—Gyroscopes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B81—MICROSTRUCTURAL TECHNOLOGY
    • B81B—MICROSTRUCTURAL DEVICES OR SYSTEMS, e.g. MICROMECHANICAL DEVICES
    • B81B2203/00—Basic microelectromechanical structures
    • B81B2203/01—Suspended structures, i.e. structures allowing a movement
    • B81B2203/0136—Comb structures

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Mechanical Engineering (AREA)
  • Electromagnetism (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Gyroscopes (AREA)
  • Micromachines (AREA)
  • Pressure Sensors (AREA)
JP2018111336A 2018-06-11 2018-06-11 静電アクチュエータおよび物理量センサ Pending JP2019215190A (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2018111336A JP2019215190A (ja) 2018-06-11 2018-06-11 静電アクチュエータおよび物理量センサ
PCT/JP2019/022550 WO2019240007A1 (ja) 2018-06-11 2019-06-06 静電アクチュエータおよび物理量センサ
CN201980030650.1A CN112088483B (zh) 2018-06-11 2019-06-06 静电致动器及物理量传感器
US17/082,199 US11846651B2 (en) 2018-06-11 2020-10-28 Electrostatic actuator and physical quantity sensor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2018111336A JP2019215190A (ja) 2018-06-11 2018-06-11 静電アクチュエータおよび物理量センサ

Publications (2)

Publication Number Publication Date
JP2019215190A true JP2019215190A (ja) 2019-12-19
JP2019215190A5 JP2019215190A5 (https=) 2020-07-27

Family

ID=68843366

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2018111336A Pending JP2019215190A (ja) 2018-06-11 2018-06-11 静電アクチュエータおよび物理量センサ

Country Status (4)

Country Link
US (1) US11846651B2 (https=)
JP (1) JP2019215190A (https=)
CN (1) CN112088483B (https=)
WO (1) WO2019240007A1 (https=)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102520722B1 (ko) * 2018-04-05 2023-04-11 삼성디스플레이 주식회사 압력 센서
JP7667758B2 (ja) 2022-03-03 2025-04-23 株式会社東芝 センサ

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014011531A (ja) * 2012-06-28 2014-01-20 Seiko Epson Corp 振動デバイス、電子機器
JP2016540972A (ja) * 2013-11-01 2016-12-28 株式会社村田製作所 改善された直交補償

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6960945B1 (en) * 2003-05-15 2005-11-01 Wayne Bonin High-performance drive circuitry for capacitive transducers
JP4161950B2 (ja) * 2004-02-27 2008-10-08 セイコーエプソン株式会社 マイクロメカニカル静電アクチュエータ
JP4728242B2 (ja) * 2004-08-05 2011-07-20 パナソニック株式会社 捩り共振器およびこれを用いたフィルタ
US8283834B2 (en) * 2007-10-25 2012-10-09 Sanyo Electric Co., Ltd. Power generating apparatus having ball bearings
WO2013030907A1 (ja) * 2011-08-26 2013-03-07 トヨタ自動車株式会社 変位量モニタ電極の構造
CN204029730U (zh) * 2011-09-27 2014-12-17 西门子公司 接触器
JP6191151B2 (ja) 2012-05-29 2017-09-06 株式会社デンソー 物理量センサ
DE102013209804A1 (de) * 2013-05-27 2014-11-27 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Elektrostatischer aktuator und verfahren zum herstellen desselben

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014011531A (ja) * 2012-06-28 2014-01-20 Seiko Epson Corp 振動デバイス、電子機器
JP2016540972A (ja) * 2013-11-01 2016-12-28 株式会社村田製作所 改善された直交補償

Also Published As

Publication number Publication date
US11846651B2 (en) 2023-12-19
US20210041475A1 (en) 2021-02-11
CN112088483A (zh) 2020-12-15
WO2019240007A1 (ja) 2019-12-19
CN112088483B (zh) 2024-04-02

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