Singapore, Singapore

Do Manh Anh

This inventor holds 1 USPTO granted patent. Top assignee: Chartered Semiconductor Manufacturing Ltd (Corporation). Active years: 2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Do Manh Anh. Retrieved from https://idiyas.com/inventor/do-manh-anh

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 100.0

Average Co-Inventor Count = 5.0

ph-index = 1

Forward Citations = 19(Granted Patents)


Company Filing History:


Years Active: 2002

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1 patent (USPTO):Explore Patents

Title: Do Manh Anh - Innovator in Voltage Controlled Oscillator Technology

Introduction

Do Manh Anh is a notable inventor based in Singapore, SG. He has made significant contributions to the field of electronics, particularly in the development of voltage controlled oscillators. His innovative work has led to the creation of a patent that enhances signal generation capabilities.

Latest Patents

Do Manh Anh holds a patent for a Wide-band/multi-band voltage controlled oscillator. This invention is a variable frequency signal generator that provides wide-band and/or multi-band output frequency operation using two control voltage inputs. The design features a pair of LC oscillator circuits that are cross-coupled through a transconductance control circuit. These oscillator circuits deliver quadrature output frequency signals. The use of MOSFET varactors, which are controllable by a first control voltage, allows for operation in inversion or depletion modes corresponding to different output signal frequency bands. A second control voltage is utilized to manage currents injected from each oscillator to the other, enabling the selection of a specific output frequency within the determined frequency band. The invention is capable of producing output signals with frequencies ranging from 850 MHz to 2.4 GHz, characterized by favorable harmonic content and low phase noise, all while operating at relatively low supply voltages.

Career Highlights

Do Manh Anh is currently employed at Chartered Semiconductor Manufacturing Ltd, a corporation known for its advancements in semiconductor technology. His role at the company has allowed him to further develop his expertise in electronic innovations.

Collaborations

Throughout his career, Do Manh Anh has collaborated with esteemed colleagues, including Ma Jian-Guo and Yeo Kiat Seng. These partnerships have contributed to the advancement of technology in their respective fields.

Conclusion

Do Manh Anh's contributions to the field of voltage controlled oscillators exemplify his innovative spirit and dedication to advancing technology. His patent reflects a significant achievement in signal generation, showcasing his expertise and commitment to excellence in electronics.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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