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Zhenyu Zhao

USPTO Granted Patents = 11 (Patent Applications = 1)

Average Co-Inventor Count = 2.7

ph-index = 6

Forward Citations = 141(Granted Patents)

Location History:

North York, CA (2011)
Toronto, CA (2009 - 2013)
Burlington, CA (2012 - 2013)

Company Filing History:

Maxim Integrated Products, Inc.

patents

3 out of 832,843

Other

patents

Years Active: 2009-2013

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11 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8536842 - Sensorless self-tuning digital current programmed mode (CPM) controller with multiple parameter estimation and thermal stress equalization (2013-09-17),

2. 8525502 - Digital pulse-frequency modulation controller for switch-mode power supplies with frequency targeting and ultrasonic modes (2013-09-03),

3. 8487600 - Continuous-time digital controller for high-frequency DC-DC converters (2013-07-16),

4. 8362756 - Digital boost feedback voltage controller for switch-mode power supplies using pulse-frequency modulation (2013-01-29),

5. 8274264 - Digital control method for improving heavy-to-light (step down) load transient response of switch mode power supplies (2012-09-25),

6. 8125287 - Extendable N-channel digital pulse-width/pulse-frequency modulator (2012-02-28),

7. 8115459 - ESR zero estimation and auto-compensation in digitally controlled buck converters (2012-02-14),

8. 8085024 - Self-tuning digital current estimator for low-power switching converters (2011-12-27),

9. 8077490 - Limit-cycle oscillation (LCO) generation by altering a digital transfer function of a feedback loop element (2011-12-13),

10. 7622820 - Switch-mode power supply (SMPS) with auto-tuning using limit-cycle oscillation response evaluation (2009-11-24),

11. 7586767 - Limit-cycle oscillation (LCO) based switch-mode power supply (SMPS) response evaluation (2009-09-08),

Title: Innovations by Zhenyu Zhao

Introduction

Zhenyu Zhao is a prominent inventor based in Burlington, CA, known for his significant contributions to the field of power supply technology. With a total of 11 patents to his name, Zhao has developed innovative solutions that enhance the efficiency and performance of electronic devices.

Latest Patents

One of Zhao's latest patents is the "Sensorless self-tuning digital current programmed mode (CPM) controller with multiple parameter estimation and thermal stress equalization." This multiphase controller for a DC-to-DC power supply includes logic to estimate parameters for multiple phases, providing a combined output at a load. The estimated parameters include a current estimate and effective resistance estimates for each phase, allowing for accurate power estimation and operational adjustments.

Another notable patent is the "Digital pulse-frequency modulation controller for switch-mode power supplies with frequency targeting and ultrasonic modes." This digital pulse controller utilizes digital logic to send pulses to high-side and low-side switches of a switch-mode power supply converter. The controller features a pulse frequency mode that includes frequency targeting and ultrasonic modes, dynamically adjusting pulse sizes to achieve desired switching frequencies.

Career Highlights

Zhao has worked with Exar Corporation, where he applied his expertise in power supply technologies. His work has significantly impacted the efficiency and reliability of electronic systems.

Collaborations

Zhao has collaborated with notable professionals in the field, including Aleksandar Prodic and Sheikh Mohammad Ahsanuzzaman. These collaborations have contributed to the advancement of innovative technologies in power management.

Conclusion

Zhenyu Zhao's contributions to the field of power supply technology through his patents and collaborations highlight his role as a leading inventor. His innovative solutions continue to shape the future of electronic devices and power management systems.

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