TW202345980A - 阻抗感測系統中之干擾抑制 - Google Patents

阻抗感測系統中之干擾抑制 Download PDF

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Publication number
TW202345980A
TW202345980A TW111150303A TW111150303A TW202345980A TW 202345980 A TW202345980 A TW 202345980A TW 111150303 A TW111150303 A TW 111150303A TW 111150303 A TW111150303 A TW 111150303A TW 202345980 A TW202345980 A TW 202345980A
Authority
TW
Taiwan
Prior art keywords
interference
signal
output transducer
frequency
sensing
Prior art date
Application number
TW111150303A
Other languages
English (en)
Chinese (zh)
Inventor
西達爾特 馬魯
泰傑斯菲 達斯
Original Assignee
英商思睿邏輯國際半導體有限公司
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
Priority claimed from US17/726,920 external-priority patent/US20230252865A1/en
Application filed by 英商思睿邏輯國際半導體有限公司 filed Critical 英商思睿邏輯國際半導體有限公司
Publication of TW202345980A publication Critical patent/TW202345980A/zh

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/002—Damping circuit arrangements for transducers, e.g. motional feedback circuits
    • 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
    • B06B1/0238—Driving circuits for generating signals continuous in time of a single frequency, e.g. a sine-wave
    • B06B1/0246—Driving circuits for generating signals continuous in time of a single frequency, e.g. a sine-wave with a feedback signal
    • B06B1/0261—Driving circuits for generating signals continuous in time of a single frequency, e.g. a sine-wave with a feedback signal taken from a transducer or electrode connected to the driving transducer
    • 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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/016—Input arrangements with force or tactile feedback as computer generated output to the user
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R29/00—Monitoring arrangements; Testing arrangements
    • H04R29/001—Monitoring arrangements; Testing arrangements for loudspeakers
    • H04R29/003—Monitoring arrangements; Testing arrangements for loudspeakers of the moving-coil 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
    • B06B2201/00—Indexing scheme associated with B06B1/0207 for details covered by B06B1/0207 but not provided for in any of its subgroups
    • B06B2201/50—Application to a particular transducer type
    • B06B2201/52—Electrodynamic transducer
    • B06B2201/53—Electrodynamic transducer with vibrating magnet or coil

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Mechanical Engineering (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Human Computer Interaction (AREA)
  • Otolaryngology (AREA)
  • Electromagnetism (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
  • Air Bags (AREA)
  • Window Of Vehicle (AREA)
  • Toys (AREA)
TW111150303A 2022-02-09 2022-12-28 阻抗感測系統中之干擾抑制 TW202345980A (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US202263308230P 2022-02-09 2022-02-09
US63/308,230 2022-02-09
US17/726,920 US20230252865A1 (en) 2022-02-09 2022-04-22 Interference mitigation in an impedance sensing system
US17/726,920 2022-04-22

Publications (1)

Publication Number Publication Date
TW202345980A true TW202345980A (zh) 2023-12-01

Family

ID=85157153

Family Applications (1)

Application Number Title Priority Date Filing Date
TW111150303A TW202345980A (zh) 2022-02-09 2022-12-28 阻抗感測系統中之干擾抑制

Country Status (2)

Country Link
TW (1) TW202345980A (fr)
WO (1) WO2023154102A1 (fr)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20120229264A1 (en) * 2011-03-09 2012-09-13 Analog Devices, Inc. Smart linear resonant actuator control
EP3179335B1 (fr) * 2015-12-10 2020-03-04 Nxp B.V. Commande de rétroaction haptique
US11093060B2 (en) * 2019-05-16 2021-08-17 Cirrus Logic, Inc. Interference detection and mitigation in inductive sensor applications and dynamic adaptation based on real-time noise detection
US11496034B2 (en) * 2019-06-14 2022-11-08 Apple Inc. Haptic actuator having a double-wound driving coil for temperature-independent velocity sensing

Also Published As

Publication number Publication date
WO2023154102A1 (fr) 2023-08-17

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