Seiko epson corporation (20240306511). Piezoelectric Element Application Device simplified abstract
Contents
Piezoelectric Element Application Device
Organization Name
Inventor(s)
Yasuhiro Horiba of Shiojiri (JP)
Masahiro Takeuchi of Chino (JP)
Piezoelectric Element Application Device - A simplified explanation of the abstract
This abstract first appeared for US patent application 20240306511 titled 'Piezoelectric Element Application Device
The abstract of this patent application describes a piezoelectric element application device that includes a vibration plate made of silicon oxide, a first electrode, a seed layer, a piezoelectric layer containing potassium, sodium, and niobium, and a second electrode. The vibration plate and piezoelectric layer both contain potassium and sodium, with the intensities of these elements differing between the two layers.
- Vibration plate made of silicon oxide
- First electrode above the vibration plate
- Seed layer above the first electrode and the vibration plate
- Piezoelectric layer containing potassium, sodium, and niobium
- Second electrode at the piezoelectric layer
- Potassium and sodium present in both the vibration plate and piezoelectric layer
- Intensity of potassium and sodium differs between the vibration plate and piezoelectric layer
Potential Applications: - Piezoelectric sensors - Energy harvesting devices - Acoustic wave filters
Problems Solved: - Efficient energy conversion - Improved sensor sensitivity - Enhanced acoustic signal processing
Benefits: - Higher performance in energy harvesting - Increased sensitivity in sensors - Improved signal filtering capabilities
Commercial Applications: Title: Advanced Piezoelectric Element for Enhanced Sensor Technology This technology can be applied in various industries such as: - Aerospace - Automotive - Consumer electronics
Questions about the technology: 1. How does the presence of potassium and sodium in the vibration plate and piezoelectric layer affect the performance of the device? 2. What are the potential implications of using niobium in the piezoelectric layer for sensor applications?
Original Abstract Submitted
a piezoelectric element application device according to the disclosure includes: a vibration plate made of silicon oxide; a first electrode formed above the vibration plate; a seed layer formed above the first electrode and the vibration plate; a piezoelectric layer formed at the seed layer and containing potassium, sodium, and niobium; and a second electrode formed at the piezoelectric layer. the vibration plate further contains potassium and sodium. in secondary ion mass spectrometry on the vibration plate and the piezoelectric layer, an intensity of potassium in the vibration plate is lower than an intensity of potassium in the piezoelectric layer, and an intensity of sodium in the vibration plate is lower than an intensity of sodium in the piezoelectric layer.