This inventor holds 1 USPTO granted patent. Top assignee: Tera Fiberoptics, Inc.. Active years: 2004.
Company Filing History:
Years Active: 2004
Title: The Innovations of Charles Z Chang
Introduction
Charles Z Chang is a notable inventor based in Milpitas, California. He has made significant contributions to the field of optical communications. His work focuses on enhancing the efficiency of wavelength management in optical networks.
Latest Patents
Chang holds a patent for a "Compact optical wavelength add/drop multiplexer." This invention provides a method and system for selectively adding and dropping wavelength components in a light signal. The technology utilizes a dual fiber collimator at each end of an Optical Add-Drop Multiplexer (OADM) device. It features an optical filter that transmits a selected wavelength while reflecting others. The estimated total optical insertion losses for 2×2 and 3×3 add/drop combinations are 0.4 dB and 0.8 dB, respectively.
Career Highlights
Charles Z Chang is currently employed at Tera Fiberoptics, Inc. His work at the company has been instrumental in advancing optical communication technologies. He has a strong focus on developing innovative solutions that improve network performance.
Collaborations
Chang has collaborated with notable colleagues, including Yuehong Bai and Suyou He. Their combined expertise has contributed to the success of various projects in the field of optical communications.
Conclusion
Charles Z Chang's contributions to optical technology through his innovative patents and collaborations highlight his importance in the field. His work continues to influence advancements in optical communication systems.