Santa Clara, CA, United States of America

Devnath Varadarajan


Average Co-Inventor Count = 3.0

ph-index = 4

Forward Citations = 41(Granted Patents)


Location History:

  • Mountain View, CA (US) (2001)
  • Mountian View, CA (US) (2001)
  • Santa Clara, CA (US) (2003 - 2005)

Company Filing History:


Years Active: 2001-2005

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7 patents (USPTO):Explore Patents

Title: Innovator Spotlight: Devnath Varadarajan – Engineer of High-Performance Operational Amplifiers

Introduction: Devnath Varadarajan, a prominent inventor based in Santa Clara, California, has made significant contributions to the field of electronics, particularly in operational amplifier technology. With a total of seven patents to his name, Varadarajan stands out for his innovative approach and technical expertise.

Latest Patents: Among Varadarajan's noteworthy inventions, two recent patents capture the essence of his engineering prowess. The first is a high-speed high current gain operational amplifier, designed to optimize performance with a low impedance input and a high current gain output. This operational amplifier features a sophisticated configuration including a first N-channel transistor, a constant current source, and multiple amplifier stages, culminating in enhanced signal processing capabilities.

The second patent, focusing on a band-gap reference circuit with averaged current mirror offsets, showcases a complex differential amplifier circuit. This invention incorporates both low current and high current transistor circuits along with a unique configuration circuit, enabling the band-gap reference circuit to adapt to various operational states by intelligently switching components at specified intervals.

Career Highlights: Devnath Varadarajan is currently employed at National Semiconductor Corporation, where he uses his skills to push the boundaries of semiconductor technology. His work at the company allows him to engage in cutting-edge research and development projects that impact the electronics industry significantly.

Collaborations: Throughout his career, Varadarajan has collaborated with esteemed colleagues such as Jitendra Mohan and Vijaya G Ceekala. These collaborations foster an environment of innovation and teamwork, leading to the development of advanced technologies and solutions in the field.

Conclusion: With his impressive patent portfolio and strong collaborative spirit, Devnath Varadarajan exemplifies the innovative heart of the semiconductor industry. His commitment to enhancing electronic technologies continues to drive advancements that will shape the future of operational amplifiers and beyond.

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