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For the Inventor, By the Inventor

Austin, TX, United States of America

Michael L Duffy

USPTO Granted Patents = 17 

Average Co-Inventor Count = 1.9

ph-index = 10

Forward Citations = 484(Granted Patents)


Company Filing History:

goldMedal10 out of 3,544 
 
Cypress Semiconductor Corporation
 patents
silverMedal4 out of 1,721 
 
Silicon Laboratories Inc.
 patents
bronzeMedal3 out of 104 
 
Crystal Semiconductor Corporation
 patents

Years Active: 1993-2021

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17 patents (USPTO):Explore Patents
1. 10917081 - Adjustable soft shutdown and current booster for gate driver (2021-02-09),
2. 9698654 - Soft shutdown for isolated drivers (2017-07-04),
3. 8502584 - Capacitive isolation receiver circuitry (2013-08-06),
4. 8402823 - Low power metering using pulse counting (2013-03-26),
5. 6839394 - Frequency difference detector with hysteresis (2005-01-04),
6. 6665360 - Data transmitter with sequential serialization (2003-12-16),
7. 6560306 - Phase locked loop (PLL) with linear parallel sampling phase detector (2003-05-06),
8. 6535527 - Low latency, low power deserializer (2003-03-18),
9. 6513127 - Frequency difference detector with programmable channel selection (2003-01-28),
10. 6385265 - Differential charge pump (2002-05-07),
11. 6265996 - Low latency, low power deserializer (2001-07-24),
12. 6084479 - Circuit, architecture and method(s) of controlling a periodic signal (2000-07-04),
13. 6026134 - Phase locked loop (PLL) with linear parallel sampling phase detector (2000-02-15),
14. 5926041 - Phase detector with linear output response (1999-07-20),
15. 5818370 - Integrated CODEC with a self-calibrating ADC and DAC (1998-10-06),

Title: Michael L Duffy: Innovator in High-Power Drive Technology

Introduction

Michael L Duffy is a prominent inventor based in Austin, TX, known for his significant contributions to high-power drive technology. With a total of 17 patents to his name, Duffy has made remarkable advancements in the field, particularly in the design and control of gate driver circuits.

Latest Patents

Duffy's latest patents include innovative technologies such as the "Adjustable Soft Shutdown and Current Booster for Gate Driver" and "Soft Shutdown for Isolated Drivers." The first patent describes an apparatus that controls a high-power drive device external to a gate driver circuit package. It features a first circuit that charges the control node over a specified time in response to a signal indicating no fault condition. Additionally, it includes a second circuit that discharges the control node based on a similar absence of fault condition. The third circuit, equipped with a current amplifier, provides a soft shutdown path to manage fault conditions effectively. The second patent focuses on controlling high-power drive devices through a motor drive circuit, which incorporates a fault circuit to generate failure indicators and manage fault conditions efficiently.

Career Highlights

Throughout his career, Michael Duffy has worked with notable companies such as Cypress Semiconductor Corporation and Silicon Laboratories Inc. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking technologies in the semiconductor industry.

Collaborations

Duffy has collaborated with esteemed colleagues, including Mohammad J Navabi and Navdeep S Sooch, further enhancing his innovative work in high-power drive technology.

Conclusion

Michael L Duffy's contributions to the field of high-power drive technology are significant and impactful. His innovative patents and collaborations reflect his dedication to advancing technology in this critical area.

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