Company Filing History:

5 out of 238

O2 Micro, Incorporated

Years Active: 2012-2017

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8 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9660539 - Switching power supplies, and switch controllers for switching power supplies (2017-05-23),

2. 9209702 - Flyback converter and method for controlling a flyback converter (2015-12-08),

3. 8866398 - Circuits and methods for driving light sources (2014-10-21),

4. 8811045 - Circuits and methods for controlling power converters including transformers (2014-08-19),

5. 8598792 - Driving circuit for powering LED light sources (2013-12-03),

6. 8379413 - Circuits and methods for controlling power converters including transformers (2013-02-19),

7. 8233292 - Controllers, systems and methods for controlling power of light sources (2012-07-31),

8. 8183787 - Power supply systems with controllable power (2012-05-22),

Title: Yunning Xie: Innovator in Power Supply Technology

Introduction

Yunning Xie is a prominent inventor based in Chengdu, China, known for his significant contributions to the field of power supply technology. With a total of eight patents to his name, he has developed innovative solutions that enhance the efficiency and functionality of power converters.

Latest Patents

Among his latest patents are advancements in switching power supplies and switch controllers for these systems. One notable invention is a switching power supply that incorporates a power converter featuring a transformer and a switch. This design includes a current sensor that generates a monitoring signal to indicate the current through the primary winding of the transformer. The switch controller receives feedback signals to manage input and output power effectively. Additionally, the compensation resistor plays a crucial role in maintaining the voltage of the current monitoring signal in relation to the input voltage. Another significant patent is for a flyback converter, which operates in multiple modes, including burst and standby modes. This converter utilizes a controller that manages the switch in series with the primary winding, optimizing performance based on predetermined voltage signals.

Career Highlights

Yunning Xie has worked with notable companies such as O2 Micro, Incorporated and 02micro Inc., where he has applied his expertise in power supply technologies. His work has contributed to advancements in the industry, showcasing his ability to innovate and improve existing technologies.

Collaborations

Throughout his career, Yunning has collaborated with talented individuals, including Zhimou Ren and Jun Ren. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies in power supply systems.

Conclusion

Yunning Xie's contributions to power supply technology through his patents and collaborations highlight his role as a leading inventor in the field. His innovative designs continue to influence the industry and pave the way for future advancements.

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