This inventor holds 3 USPTO granted patents. Top assignees: Marconi Communications Gmbh, Reliance Comm/tec Corporation, Reltec Corporation. Active years: 1988-2000.
Company Filing History:
1 out of 243 
1 out of 86 
1 out of 28 Years Active: 1988-2000
Title: The Innovations of William I Chen
Introduction
William I Chen is an accomplished inventor based in Bedford, TX (US). He holds a total of 3 patents that showcase his expertise in power conversion technologies and telecommunications. His innovative contributions have significantly impacted the fields in which he has worked.
Latest Patents
One of his latest patents is the "Four Quadrant Power Conversion Topology." This invention comprises a multi-winding inductor, four switches, and four diodes. The four quadrant power conversion is utilized in various power conversion devices, including a power-efficient non-linear power amplifier. This amplifier incorporates the 4Q power conversion topology and a switch-control-signal generator that generates activation signals for the switches. The design includes a polarity detector, a full-wave rectifier, a pulse width modulator, and steering logic to ensure efficient operation.
Another notable patent is the "Resistance Forward Telephone Line Feed Circuit." This line feed circuit employs a low-inductance transformer and connects line feed resistors between the telephone line and the transformer primary. This configuration allows for the absorption of high voltage surges by the resistors, minimizing dissipation in the transformer. The design leads to a physically smaller transformer due to reduced inductance and power requirements.
Career Highlights
William I Chen has worked with several prominent companies throughout his career, including Reltec Corporation and Marconi Communications GmbH. His experience in these organizations has allowed him to develop and refine his innovative ideas in power conversion and telecommunications.
Collaborations
Some of his notable coworkers include Edwin Glenn Yancey and Mahlon Danny Kimbrough. Their collaboration has contributed to the advancement of technologies in their respective fields.
Conclusion
William I Chen's contributions to innovation in power conversion and telecommunications are noteworthy. His patents reflect a deep understanding of complex systems and a commitment to improving technology. His work continues to influence the industry and inspire future innovations.