Nakamura et al., 2022 - Google Patents
Giga-hertz ultrasonic reflectometry for fingerprint imaging using epitaxial PbTiO3 transducersNakamura et al., 2022
View HTML- Document ID
- 12775710259604579301
- Author
- Nakamura K
- Koike Y
- Sato Y
- Yanagitani T
- Publication year
- Publication venue
- Applied Physics Letters
External Links
Snippet
A fingerprint reader based on epitaxial PbTiO 3 (PTO) transducer array operating thickness extensional mode in GHz range was fabricated. The device consisted of nine square transducers with 0.1 mm per side arranged 1.3 mm apart in a 3× 3 array. Minimum …
- 238000003384 imaging method 0 title abstract description 25
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| Chen et al. | AlN-based piezoelectric micromachined ultrasonic transducer for photoacoustic imaging | |
| Wang et al. | Micromachined piezoelectric ultrasonic transducer with ultra-wide frequency bandwidth | |
| Shehzad et al. | Flexible and transparent piezoelectric loudspeaker | |
| Nakamura et al. | Giga-hertz ultrasonic reflectometry for fingerprint imaging using epitaxial PbTiO3 transducers | |
| Kokkonen et al. | Scattering of surface acoustic waves by a phononic crystal revealed by heterodyne interferometry | |
| Rybianets et al. | Automatic iterative evaluation of complex material constants of highly attenuating piezocomposites | |
| Wang et al. | Ultrasound radiating performances of piezoelectric micromachined ultrasonic transmitter | |
| Kar-Gupta et al. | Electromechanical response of porous piezoelectric materials: Effects of porosity distribution | |
| Danawe et al. | Harnessing negative refraction and evanescent waves toward super-resolution Lamb wave imaging | |
| Xia et al. | Mode purification for multimode Lamb waves by shunted piezoelectric unimorph array | |
| Ivry et al. | High-frequency programmable acoustic wave device realized through ferroelectric domain engineering | |
| Zhou et al. | Optimized orientation of 0.71 Pb (Mg1/3Nb2/3) O3–0.29 PbTiO3 single crystal for applications in medical ultrasonic arrays | |
| Verrati et al. | An experimental study of the effects of the acoustical load on the piezoelectric transducers performance | |
| Vien et al. | Measured Lamb wave radiation patterns from⟨ 011⟩ Mn-PMN-PZT relaxor ferroelectric disks on an isotropic plate | |
| Qin et al. | The experimental study on 1-1-3 piezoelectric composite | |
| Sayed Ahmed et al. | Electrode pattern definition in ultrasound power transfer systems | |
| Dansachmüller et al. | Generation and detection of broadband airborne ultrasound with cellular polymer ferroelectrets | |
| Chen et al. | Accurate characterization of complete set constants of single domain 0.72 Pb (Mg1/3Nb2/3) O3–0.28 PbTiO3 single crystal by resonant ultrasound spectroscopy using only one sample | |
| Brosnan et al. | Comparison of the properties of tonpilz transducers fabricated with⟨ 001⟩ fiber-textured lead magnesium niobate-lead titanate ceramic and single crystals | |
| Yanagitani et al. | A method for extracting sole mechanical properties of Bragg reflector by GHz ultrasonic pulse-echo technique | |
| Bovtun et al. | Air-coupled ultrasonic transducers based on cellular polypropylene ferroelectret films | |
| Yasuda et al. | Piezoelectric properties of relaxor ferroelectric solid solution single crystals PMN-PT and PZN-PT near MPB under pressures | |
| Ostrovskii et al. | Multidomain ultrasonic transducers | |
| Kokkonen et al. | Extraction of lateral eigenmode properties in thin film bulk acoustic wave resonator from interferometric measurements | |
| Koike et al. | GHz Fingerprint Acoustic Imaging by Mechanically Scanning a Soft Conductive Probe on Epitaxial PbTiO 3 Films |