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For the Inventor, By the Inventor

Kaohsiung, Taiwan

Jung-Sheng Chen

This inventor holds 19 USPTO granted patents, primarily in Power Converter Technology. Top assignees: System General Corporation, Fairchild (Taiwan) Corporation, Fairchild Semiconductor Corporation. Active years: 2010-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Jung-Sheng Chen. Retrieved from https://idiyas.com/inventor/jung-sheng-chen

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

USPTO Granted Patents = 19

% Patents Active = 94.7

Average Co-Inventor Count = 4.1

ph-index = 4

Forward Citations = 59(Granted Patents)


Location History:

  • Fongshan, TW (2013)
  • Fengshan, TW (2013)
  • Kaohsiung County, TW (2010 - 2016)
  • Kaohsiung, TW (2014 - 2021)

Company Filing History:

goldMedal13 out of 306 
 
System General Corporation
 patents
silverMedal2 out of 10 
 
Fairchild (Taiwan) Corporation
 patents
bronzeMedal2 out of 1,302 
 
Fairchild Semiconductor Corporation
 patents
4. 1 out of 980 
 
Chunghwa Picture Tubes, Ltd.
 patents
5. 1 out of 3,733 
 
Semiconductor Components Industries, LLC
 patents

Years Active: 2010-2021

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Areas of Expertise:
Power Supply
Pollution Detection
Frequency Modulation
Adaptive Sampling
Control Circuit
Transistor Gate Driver
Active Clamp
Reflected Voltage
Dynamic Response
Maximum Output Current
Valley Switching
Current Source
19 patents (USPTO):Explore Patents
1. 10897206 - Power supply with near valley switching in near valley window time period (2021-01-19),
2. 10256735 - Power supply with near valley switching (2019-04-09),
3. 10116351 - Pollution detection circuit for data lines and method thereof (2018-10-30),
4. 9647561 - Programmable current limit circuit for a programmable power supply (2017-05-09),
5. 9502982 - Method and apparatus of frequency modulation for power saving of adaptive power converter (2016-11-22),
6. 9344002 - Adaptive sampling circuit for detecting the demagnetized voltage of the transformer (2016-05-17),
7. 9337737 - Control circuit with fast dynamic response for power converters (2016-05-10),
8. 9337713 - Sampling circuit for measuring the reflected voltage of transformer for power converter (2016-05-10),
9. 9252676 - Adaptive active clamp of flyback power converter with high efficiency for heavy load and light load (2016-02-02),
10. 9252674 - Transistor gate driver with charge pump circuit for offline power converters (2016-02-02),
11. 9159450 - Sampling circuit for measuring reflected voltage of transformer for power converter operated in DCM and CCM (2015-10-13),
12. 9093918 - Control circuit for offline power converter without input capacitor (2015-07-28),
13. 8908396 - Control circuit for controlling the maximum output current of power converter and method thereof (2014-12-09),
14. 8749999 - Controller and power converter using the same for clamping maximum switching current of power converter (2014-06-10),
15. 8664998 - Adaptive filter circuit for sampling a reflected voltage of transformer in a power converter and method thereof (2014-03-04),

Title: Innovations of Inventor Jung-Sheng Chen in Power Supply Technology

Introduction: Jung-Sheng Chen, a renowned inventor based in Kaohsiung, Taiwan, holds an impressive portfolio of 19 patents. His significant contributions to the field of power supply technology focus on enhancing efficiency and reducing losses in switched-mode power supplies.

Latest Patents: Among his latest innovations are two key patents that revolutionize power supply systems. The first patent is titled "Power Supply with Near Valley Switching in Near Valley Window Time Period." This switched-mode power supply incorporates a quasi-resonant converter featuring a switch element that activates not just at the valley but also within a designated window range around the valley. This design minimizes the voltage across the switch element, resulting in reduced switching loss while effectively balancing efficiency with frequency variation. The second patent reiterates this innovative approach under the same name, emphasizing its crucial role in modern power supply technology.

Career Highlights: Throughout his career, Jung-Sheng Chen has garnered experience in prestigious companies such as System General Corporation and Fairchild Semiconductor Corporation. His work has had a lasting impact on the development of efficient power solutions, positioning him as a key figure in this sector.

Collaborations: During his tenure in the industry, Chen has collaborated with esteemed colleagues, including Ta-Yung Yang and Li Kuei Lin. These partnerships have fostered a rich exchange of ideas, further propelling advancements in their shared field of expertise.

Conclusion: Jung-Sheng Chen's dedication to innovation and his significant contributions to power supply technology are reflected in his numerous patents. His work not only enhances the efficiency of switched-mode power supplies but also serves as an inspiration for future inventors aiming to push the boundaries of technology.

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]
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