Company Filing History:
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Years Active: 1991-2002
Title: The Innovative Contributions of Inventor Chen-Chi P Chang
Introduction
Chen-Chi P Chang is a notable inventor based in Newport Beach, California, who has made significant contributions to the field of semiconductor technology. With an impressive portfolio of 15 patents, his work focuses on the development of radiation-hard processes suitable for advanced electronic devices. His innovations are pivotal in enhancing the reliability and performance of charge-coupled devices (CCDs) in extreme environments.
Latest Patents
Among his latest patents, Chen-Chi P Chang has developed a radiation-hard silicon cryo-CMOS process designed to improve the functionality of charge-coupled devices. This innovative process enables the fabrication of silicon-based radiation-hard cryo-CMOS CCDs that can operate effectively within sub-micron feature sizes. The process preserves a re-oxidized nitride/oxide (RONO) layer while employing plasma etching to define polysilicon gates in the active FET area. A subsequent wet chemical etching process is performed to maintain the integrity of the RONO layer in the CCD area. Additionally, his radiation-hard isoplanar cryo-CMOS process contributes to the reduction of channel length to submicron levels, incorporating advanced steps for double gate oxidation and thermal oxide masking to optimize device performance.
Career Highlights
Throughout his career, Chen-Chi P Chang has worked at renowned organizations such as Hughes Aircraft Company, where he gained invaluable experience in the field of electronics and semiconductor technology. His innovations have propelled advancements in CCD and CMOS technologies, establishing him as a distinguished figure in the industry.
Collaborations
Chen-Chi P Chang has collaborated with esteemed professionals in the field, including Mei F Li and Joseph E Farb. These partnerships have played a crucial role in enhancing the quality and impact of his inventions, leading to breakthroughs that benefit various technological applications.
Conclusion
In summary, Chen-Chi P Chang's innovative spirit and dedication to technology continue to influence the field of semiconductor devices. His numerous patents reflect a commitment to improving the functionality and resilience of electronics, particularly in challenging environments. As his work evolves, the impact of his inventions will undoubtedly resonate throughout the industry for years to come.