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For the Inventor, By the Inventor

Plano, TX, United States of America

Lieyi Fang

This inventor holds 6 USPTO granted patents. Top assignee: Texas Instruments Corporation. Active years: 2003-2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Lieyi Fang. Retrieved from https://idiyas.com/inventor/lieyi-fang-893s12d2

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

Calculating rank
USPTO Granted Patents = 6

% Patents Active = 100.0

Average Co-Inventor Count = 4.7

ph-index = 5

Forward Citations = 68(Granted Patents)


Company Filing History:

goldMedal6 out of 29,936 
 
Texas Instruments Corporation
 patents

Years Active: 2003-2008

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6 patents (USPTO):Explore Patents
1. 7317355 - Over-current detection for a power field-effect transistor (FET) (2008-01-08),
2. 7167056 - High performance analog charge pumped phase locked loop (PLL) architecture with process and temperature compensation in closed loop bandwidth (2007-01-23),
3. 7023497 - Clamping circuit with wide input dynamic range for video or other AC coupled signals (2006-04-04),
4. 6940548 - Analog optical black clamping circuit for a charge coupled device having wide programmable gain range (2005-09-06),
5. 6690242 - Delay circuit with current steering output symmetry and supply voltage insensitivity (2004-02-10),
6. 6650191 - Low jitter ring oscillator architecture (2003-11-18),

Title: The Innovations of Lieyi Fang

Introduction

Lieyi Fang is a prominent inventor based in Plano, TX (US). He has made significant contributions to the field of electronics, particularly in power management and signal processing. With a total of 6 patents to his name, Fang continues to push the boundaries of technology through his innovative designs.

Latest Patents

Fang's latest patents include a system for over-current detection in power field-effect transistors (FETs). This invention provides a method for detecting over-current conditions, utilizing a current generator circuit and matched FETs to ensure accurate reference voltage measurements. Another notable patent is his high-performance analog charge pumped phase locked loop (PLL) architecture. This PLL design incorporates process and temperature compensation, achieving a high dynamic range and stable performance, which is essential for applications such as PWM class-D amplifiers.

Career Highlights

Lieyi Fang is currently employed at Texas Instruments Corporation, a leading company in semiconductor design and manufacturing. His work at Texas Instruments has allowed him to develop cutting-edge technologies that enhance the performance and reliability of electronic devices.

Collaborations

Fang has collaborated with notable colleagues, including Feng Ying and Charles M Branch. These partnerships have fostered an environment of innovation and creativity, leading to the development of advanced technologies in their respective fields.

Conclusion

Lieyi Fang's contributions to the field of electronics through his patents and work at Texas Instruments Corporation highlight his role as a key innovator. His inventions not only address current technological challenges but also pave the way for future advancements in the industry.

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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