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For the Inventor, By the Inventor

Hwaseong, South Korea

Dong-Su Lee

This inventor holds 5 USPTO granted patents and 1 published patent application. Top assignee: Samsung Electronics Co., Ltd.. Active years: 2006-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Dong-Su Lee. Retrieved from https://idiyas.com/inventor/dong-su-lee-d8yf43ns

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

USPTO Granted Patents = 5 

% Patents Active = 60.0

Average Co-Inventor Count = 1.2

ph-index = 3

Forward Citations = 23(Granted Patents)


Location History:

  • Gyeonggi-do, KR (2006 - 2009)
  • Hwaseong-si, KR (2009 - 2020)

Company Filing History:

goldMedal5 out of 132,108 
 
Samsung Electronics Co., Ltd.
 patents

Years Active: 2006-2020

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5 patents (USPTO):Explore Patents
1. 10811077 - Refresh control circuit, memory device including the same and method of operating the same for hammer refresh operation (2020-10-20),
2. 9053814 - Voltage generators adaptive to low external power supply voltage (2015-06-09),
3. 7561479 - Semiconductor memory device having a develop reference voltage generator for sense amplifiers (2009-07-14),
4. 7532534 - Voltage generating circuit and semiconductor memory device having the same (2009-05-12),
5. 7002858 - Semiconductor memory device which selectively controls a local input/output line sense amplifier (2006-02-21),

Title: Innovations by Dong-Su Lee

Introduction

Dong-Su Lee is a prominent inventor based in Hwaseong, South Korea. He has made significant contributions to the field of memory devices and voltage generation technologies. With a total of 5 patents to his name, Lee continues to push the boundaries of innovation in his industry.

Latest Patents

One of his latest patents is focused on a refresh control circuit and a memory device that includes a hammer refresh operation. This invention features a memory device with multiple memory banks, a hammer address manager, and a refresh controller. The hammer address manager efficiently manages access addresses for the memory banks and provides a hammer address for the refresh operation. The refresh controller generates a hammer refresh address signal that corresponds to a physically adjacent row, ensuring effective memory refresh operations.

Another notable patent involves voltage generators that adapt to low external power supply voltages. This technology allows for the generation of a high target voltage from a low external supply. The reference voltage generator includes a clamp regulator and a level amplifier, which work together to ensure successful restore operations in dynamic random access memory (DRAM) systems.

Career Highlights

Dong-Su Lee is currently employed at Samsung Electronics Co., Ltd., where he applies his expertise in memory technology and voltage generation. His work has been instrumental in advancing the capabilities of memory devices, making them more efficient and reliable.

Collaborations

Lee collaborates with talented coworkers, including Do-Yeon Kim and Hoon Shin, who contribute to the innovative projects at Samsung Electronics. Their teamwork fosters a creative environment that leads to groundbreaking advancements in technology.

Conclusion

Dong-Su Lee's contributions to the field of memory devices and voltage generation highlight his role as a leading inventor. His innovative patents and collaborations at Samsung Electronics Co., Ltd. continue to shape the future 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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