Location History:
- Waltham, MA (US) (2019)
- Lexington, MA (US) (2019 - 2021)
Company Filing History:
Years Active: 2019-2021
Introduction
Yanjie Sun is a prominent inventor based in Lexington, MA, recognized for his contributions to power amplification technology. With a total of three patents to his name, Sun has made significant strides in developing innovative solutions that enhance the performance and reliability of amplifiers, especially in radio frequency applications.
Latest Patents
Among his recent inventions is a patent for a current-limiting circuit for a power amplifier. This invention outlines methods and apparatus that provide current-limiting protection for amplifiers. The key aspects of the current-limiting circuit involve a node connected to a current source along with several current-sinking devices. Furthermore, the design integrates switches and a bias circuit, illustrating a comprehensive approach to safeguarding amplifier performance.
Another notable patent focuses on systems and methods that provide a matching circuit to bypass a parasitic impedance. This circuit features an RF amplifier with a transistor receiving an RF signal, accompanied by a capacitor and inductor that form a loop to eliminate parasitic inductance, enhancing signal integrity.
Career Highlights
Yanjie Sun is currently associated with Qualcomm Incorporated, a leader in mobile technology and telecommunications. His work at Qualcomm has enabled advancements in RF technology, contributing to the reliability and efficiency of communication systems.
Collaborations
Throughout his career, Sun has collaborated with several talented individuals, including Jing-Hwa Chen and Yan Kit Gary Hau. These partnerships reflect a creative environment that fosters innovation in the field of power amplification and RF technology.
Conclusion
Yanjie Sun stands out as a valuable contributor to the field of power amplification, with his patents exemplifying his innovative spirit and technical expertise. His work, particularly in developing methods to protect and enhance the function of amplifiers, positions him as an influential figure within Qualcomm and the broader technological landscape.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.