Location History:
- Huntersville, NC (US) (2022)
- Mooresville, NC (US) (2023)
Company Filing History:
Years Active: 2022-2023
Title: Frank Zhiquang Bi: Innovator in Acoustic Resonator Technology
Introduction
Frank Zhiquang Bi is a notable inventor based in Mooresville, NC (US). He has made significant contributions to the field of acoustic resonators, holding a total of 2 patents. His work focuses on enhancing the performance and reliability of piezoelectric devices.
Latest Patents
Bi's latest patents include a "Piezoelectric acoustic resonator with dielectric protective layer manufactured with piezoelectric thin film transfer process." This invention describes a method and structure for creating an acoustic resonator device. In this design, a bulk acoustic wave resonator (BAWR) is formed with an air reflection cavity. A piezoelectric thin film is grown on a crystalline substrate, and patterned electrodes are deposited on its surface. An etched sacrificial layer is placed over the electrodes, followed by a planarized support layer. The device features a dielectric protection layer (DPL) that safeguards the piezoelectric layer from etching processes, thereby reducing parasitic capacitance.
Another significant patent is the "Piezoelectric acoustic resonator with improved TCF manufactured with piezoelectric thin film transfer process." This invention also involves a BAWR with an air reflection cavity. Similar to his previous patent, a piezoelectric thin film is grown on a crystalline substrate, and patterned electrodes are deposited. This device includes temperature compensation layers (TCL) that enhance the temperature coefficient of frequency (TCF). These layers can be configured in various ways to optimize performance.
Career Highlights
Frank Zhiquang Bi is currently employed at Akoustis, Inc., where he continues to innovate in the field of acoustic resonators. His work has been instrumental in advancing the technology used in various applications, including telecommunications and consumer electronics.
Collaborations
Bi collaborates with talented individuals such as Dae Ho Kim and Mary Winters, contributing to a dynamic team focused on cutting-edge research and development.
Conclusion
Frank Zhiquang Bi is a prominent inventor whose work in acoustic resonator technology has led to significant advancements in the field. His innovative patents and contributions to Akoustis, Inc. highlight his commitment to enhancing device performance and reliability.
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