Mansoori et al., 2023 - Google Patents
Electrode design based on strain mode shapes for configurable PMUTsMansoori et al., 2023
View PDF- Document ID
- 14512222413337453155
- Author
- Mansoori A
- Hoff L
- Salmani H
- Halvorsen E
- Publication year
- Publication venue
- IEEE Open Journal of Ultrasonics, Ferroelectrics, and Frequency Control
External Links
Snippet
Piezoelectric micromachined ultrasonic transducers (PMUTs) with multiple electrodes can be utilized as multi-frequency transducers by exciting selected vibration modes of the diaphragm providing configurability that may be beneficial in modern ultrasound imaging …
Classifications
-
- 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 piezo-electric effect or with electrostriction
- B06B1/0607—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezo-electric effect or with electrostriction using multiple elements
- B06B1/0622—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezo-electric effect or with electrostriction using multiple elements on one surface
- B06B1/0629—Square array
-
- 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 piezo-electric effect or with electrostriction
- B06B1/0607—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezo-electric effect or with electrostriction using multiple elements
- B06B1/0611—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezo-electric effect or with electrostriction using multiple elements in a pile
-
- 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 piezo-electric effect or with electrostriction
- B06B1/0603—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy operating with piezo-electric effect or with electrostriction using a piezo-electric bender, e.g. bimorph
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US11986350B2 (en) | Imaging devices having piezoelectric transducers | |
| US11779957B2 (en) | Method of making micromachined ultrasonic transducer arrays | |
| Mansoori et al. | Electrode design based on strain mode shapes for configurable PMUTs | |
| CN104271264B (en) | Ultra-Wideband Transducer with Dual Electrodes | |
| CN110508474B (en) | Hybrid drive MUT unit structure and parametric excitation method thereof | |
| Shao et al. | Bimorph pinned piezoelectric micromachined ultrasonic transducers for space imaging applications | |
| WO2013158348A1 (en) | Piezoelectric micromachined ultrasound transducer with patterned electrodes | |
| CN113472236A (en) | Laminated film structure, multi-mode piezoelectric type micro ultrasonic transducer and manufacturing method | |
| US7359286B2 (en) | Multi-level capacitive ultrasonic transducer | |
| Mansoori et al. | An efficient electrode optimization method for multi-frequency PMUTs | |
| Akhbari et al. | An equivalent circuit model for curved piezoelectric micromachined ultrasonic transducers with spherical-shape diaphragms | |
| CN115889153B (en) | Multi-electrode driven high-order mode piezoelectric micromachined ultrasonic transducer and its application | |
| JP7024550B2 (en) | Ultrasonic sensor and ultrasonic device | |
| Wu et al. | Design of dual-frequency piezoelectric micromachined ultrasonic transducers | |
| Mansoori et al. | Electroacoustic modeling of patterned piezoelectric micromachined ultrasonic transducers | |
| CN117563930B (en) | Micromechanical ultrasonic transducers and medical imaging devices based on the piezoelectric effect | |
| Cochran et al. | Multilayer piezocomposite ultrasonic transducers operating below 50 kHz | |
| Berg et al. | P4M-9 Reduction of Crosstalk in CMUT Arrays by Introducing Double Periodicities | |
| Wang et al. | Multi-Beam Ultrasonic Transmission from a Single Channel PMUT Array with Cosine-Apodized Amplitude Modulation via Various Top Electrode Areas | |
| JP2007288396A (en) | Ultrasound probe | |
| JP2025073733A (en) | Electroacoustic Transducer | |
| JP2025103428A (en) | Piezoelectric devices, piezoelectric actuators, and ultrasonic devices | |
| CN121289072A (en) | A single-ended excitation broadband transducer | |
| JP2007288397A (en) | Ultrasound probe |