Gye-Hyun Cho

This inventor holds 18 USPTO granted patents and 1 published patent application. Top assignees: Fairchild Korea Semiconductor Ltd., Semiconductor Components Industries, LLC. Active years: 2009-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Gye-Hyun Cho. Retrieved from https://idiyas.com/inventor/gye-hyun-cho

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

USPTO Granted Patents = 18 (Patent Applications = 1)

% Patents Active = 77.8

Average Co-Inventor Count = 2.9

ph-index = 3

Forward Citations = 38(Granted Patents)

Location History:

Bucheon, KR (2009 - 2015)
Incheon, KR (2014 - 2015)
Incheon-si, KR (2016 - 2020)

Company Filing History:

16 out of 354

Fairchild Korea Semiconductor Ltd.

patents

2 out of 3,725

Semiconductor Components Industries, LLC

patents

Years Active: 2009-2020

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18 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10548201 - Switch controller, power supply device comprising the same, and driving method of the power supply device (2020-01-28),

2. 10321540 - Switch controller, power supply device comprising the same, and driving method of the power supply device (2019-06-11),

3. 9325255 - Switch controller, switch control method, and power supply device comprising the switch controller (2016-04-26),

4. 9001541 - Switch control circuit, power factor corrector including the same, and driving method of the power factor corrector (2015-04-07),

5. 9001533 - Feedback circuit and power supply device including the same (2015-04-07),

6. 8957596 - Preheating control device, lamp driving device including the same, and preheating control method (2015-02-17),

7. 8933674 - Switch controller, switch control method, and power supply device comprising the switch controller (2015-01-13),

8. 8873206 - Switch control circuit, switch controlling method, and power supply device using the switch control circuit (2014-10-28),

9. 8841850 - Dimming angle sensing circuit and driving method thereof (2014-09-23),

10. 8816592 - Active damper and driving method thereof (2014-08-26),

11. 8803434 - Apparatus for controlling bleed switch, power supply, and method for driving power supply (2014-08-12),

12. 8737101 - Switch driving circuit and switch driving method (2014-05-27),

13. 8634211 - Switch control device, power supply device comprising the same and switch control method (2014-01-21),

14. 8633660 - Control device, LED light emitting device including the same, and control method (2014-01-21),

15. 8415891 - Lamp ballast circuit and driving method thereof (2013-04-09),

Title: Gye-Hyun Cho: Innovator in Power Supply Technology

Introduction

Gye-Hyun Cho is a prominent inventor based in Incheon, South Korea. He has made significant contributions to the field of power supply technology, holding a total of 18 patents. His work focuses on innovative solutions that enhance the efficiency and functionality of power supply devices.

Latest Patents

Among his latest patents are the switch controller, power supply device comprising the same, and the driving method of the power supply device. The power supply device includes a power switch with one terminal for input voltage, an inductor connected to the power switch, a diode linking ground and floating ground, and a sensing resistor between the floating ground and the inductor. The switch controller plays a crucial role by comparing a modulation sensing voltage from the sensing resistor with high and low peak references when an LED string is connected. This comparison allows the switch controller to manage the switching operation of the power switch, ensuring optimal LED current flow.

Career Highlights

Gye-Hyun Cho has worked with notable companies in the semiconductor industry, including Fairchild Korea Semiconductor Ltd. and Semiconductor Components Industries, LLC. His experience in these organizations has contributed to his expertise in power supply technologies and innovations.

Collaborations

Some of his notable coworkers include Young-Je Lee and Hyun-Chul Eom. Their collaboration has likely fostered a creative environment that encourages innovation and the development of advanced technologies.

Conclusion

Gye-Hyun Cho's contributions to power supply technology through his numerous patents and collaborations highlight his role as a leading inventor in the field. His innovative solutions continue to impact the industry positively.

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]

1 patent pending: