Company Filing History:
Years Active: 2018-2025
Title: Innovations of Weiheng Chang
Introduction
Weiheng Chang is a notable inventor based in Thousand Oaks, CA (US). He has made significant contributions to the field of variable-gain amplifiers, holding a total of 6 patents. His work focuses on enhancing the performance and adaptability of amplifiers through innovative circuit designs.
Latest Patents
One of his latest patents is for a "Capacitor-based degeneration circuit." This invention relates to variable-gain amplifiers that include degeneration circuits configured to adapt to the current gain mode being implemented. The variable-gain amplifier can operate in multiple gain modes to amplify a signal with varying levels of amplification. The design includes a gain circuit to amplify the signal and a degeneration circuit that features an inductor and a switching-capacitive arm connected in parallel to the inductor. This degeneration circuit operates based on the current gain mode to modify the inductance for the variable-gain amplifier.
Another significant patent is for an "Amplifier with tunable impedance circuit." This invention describes amplifiers that incorporate impedance circuits designed to adapt to different contexts. The variable-gain amplifier includes a gain circuit for signal amplification and operates in various gain modes, along with an impedance circuit connected to the gain circuit. Similar to the previous patent, the impedance circuit consists of an inductor and a switching-capacitive arm in parallel with the inductor. It is configured to function based on the selected gain mode from the available options.
Career Highlights
Weiheng Chang is currently employed at Skyworks Solutions, Inc., where he continues to innovate in the field of amplifier technology. His work has significantly impacted the design and functionality of amplifiers used in various applications.
Collaborations
Some of his notable coworkers include Xingyi Hua and Joel Richard King, who contribute to the collaborative environment at Skyworks Solutions, Inc.
Conclusion
Weiheng Chang's contributions to amplifier technology through his innovative patents demonstrate his expertise and commitment to advancing the field. His work continues to influence the design of variable-gain amplifiers, showcasing the importance of adaptability in modern electronics.