18596872. Piezoelectric Element Application Device simplified abstract (SEIKO EPSON CORPORATION)
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 18596872 titled 'Piezoelectric Element Application Device
The abstract describes a piezoelectric element application device with a unique composition and structure.
- Vibration plate made of silicon oxide
- First electrode above the vibration plate
- Seed layer above the first electrode and the vibration plate
- Piezoelectric layer at the seed layer containing potassium, sodium, and niobium
- Second electrode at the piezoelectric layer
- Vibration plate containing potassium and sodium
- Potassium and sodium intensities in the vibration plate are lower than in the piezoelectric layer
Potential Applications: - Piezoelectric sensors - Energy harvesting devices - Acoustic wave filters
Problems Solved: - Enhanced piezoelectric performance - Improved sensitivity and efficiency in sensor applications
Benefits: - Higher performance and sensitivity - Greater efficiency in energy harvesting - Improved signal filtering capabilities
Commercial Applications: Title: Advanced Piezoelectric Sensors for Enhanced Performance This technology can be utilized in various industries such as healthcare, automotive, and consumer electronics for improved sensor performance and energy harvesting capabilities.
Questions about Piezoelectric Element Application Device: 1. How does the unique composition of the piezoelectric layer contribute to the device's performance?
- The composition of the piezoelectric layer, including potassium, sodium, and niobium, enhances the device's sensitivity and efficiency by optimizing the piezoelectric properties.
2. What are the potential applications of this piezoelectric element application device in the consumer electronics industry?
- This device can be used in consumer electronics for applications such as touch sensors, vibration sensors, and energy harvesting devices.
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.
