Company Filing History:

29 out of 354

Fairchild Korea Semiconductor Ltd.

patents

3 out of 3,590

Semiconductor Components Industries, LLC

patents

Years Active: 2010-2019

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32 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10407113 - LED driver (2019-09-10),

2. 9917518 - Method and circuit of detecting attachment and detachment between a portable device and a power converter (2018-03-13),

3. 9814105 - Control circuit for LED and active bleeder thereof (2017-11-07),

4. 9397284 - Piezoelectric circuit, piezoelectric driving circuit for the piezoelectric circuit, and piezoelectric driving method (2016-07-19),

5. 8878593 - Switch control circuit and power supply device including the same (2014-11-04),

6. 8711581 - Synchronous rectifier network unit circuit and method (2014-04-29),

7. 8670252 - Switch controller, switch control method, converter using the same, and driving method thereof (2014-03-11),

8. 8625308 - Soft-burst circuit for switched-mode power supplies (2014-01-07),

9. 8482886 - Protection circuit, resonant converter including the protection circuit, and protecting method of the resonant converter (2013-07-09),

10. RE44228 - Switching mode power supply and driving method (2013-05-20),

11. 8339815 - Frequency modulation controller, switch mode power supply including the same, and switching operation frequency modulation method (2012-12-25),

12. 8335061 - Protection circuit, resonant converter including the protection circuit, and protecting method of the resonant converter (2012-12-18),

13. 8259471 - Converter that actuates a switch corresponding to a detected valley of a resonance waveform (2012-09-04),

14. 8242758 - Converter and driving method thereof (2012-08-14),

15. 8194425 - Frequency modulation device and switching mode power supply using the same (2012-06-05),

Title: Gwan-Bon Koo: Innovator in LED Technology and Power Conversion

Introduction

Gwan-Bon Koo, a prolific inventor located in Bucheon, South Korea, has made significant contributions to the fields of LED technology and power conversion, holding a remarkable 32 patents to his name. His inventions are characterized by innovative solutions that advance efficiency and functionality in electronic devices.

Latest Patents

Among Gwan-Bon Koo's latest patents is an advanced LED driver that integrates multiple driving units and a fold circuit. This innovative driver manages a string of LEDs, offering enhanced performance by dividing the string into several segments when the input voltage falls below a predefined threshold. This mechanism ensures that the LEDs can continue to operate effectively under varying electrical conditions.

Another notable patent involves a method and circuit designed for detecting the attachment and detachment between a portable device and a power converter. This invention verifies the connection of the portable device to the power converter and generates a corresponding attachment signal. It also includes functionality for monitoring the bus voltage to determine when the portable device is detached, providing seamless usability for consumers.

Career Highlights

Gwan-Bon Koo's career has been marked by his tenure at Fairchild Korea Semiconductor Ltd. and Semiconductor Components Industries, LLC. His work at these organizations has not only honed his skills as an inventor but has also allowed him to contribute to groundbreaking projects in semiconductor technology and power management systems.

Collaborations

Throughout his career, Gwan-Bon Koo has collaborated with talented individuals such as Jin-Tae Kim and Young-Bae Park. These partnerships have enriched the development of his inventions and exemplified the power of teamwork in driving innovation.

Conclusion

Gwan-Bon Koo stands out as a notable figure in the realm of technology and innovation. His 32 patents reflect his dedication to enhancing modern electronic devices through practical and efficient designs. As advancements in LED technology and power converters continue to evolve, Gwan-Bon Koo's contributions remain vital to this dynamic field.

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