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For the Inventor, By the Inventor

Seoul, South Korea

Chang-Wook Jeong

USPTO Granted Patents = 19

Average Co-Inventor Count = 3.7

ph-index = 8

Forward Citations = 186(Granted Patents)


Location History:

  • Seocho-gu, KR (2010)
  • Seoul, KR (2006 - 2012)

Company Filing History:

goldMedal19 out of 131,214 
 
Samsung Electronics Co., Ltd.
 patents

Years Active: 2006-2012

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19 patents (USPTO):
1. 8119478 - Multi-bit phase-change random access memory (PRAM) with diameter-controlled contacts and methods of fabricating and programming the same (2012-02-21),
2. 8049201 - Semiconductor memory device and method of manufacturing the same (2011-11-01),
3. 8026543 - Semiconductor devices having phase change memory cells, electronic systems employing the same and methods of fabricating the same (2011-09-27),
4. 7974115 - One-time programmable devices including chalcogenide material and electronic systems including the same (2011-07-05),
5. 7889548 - Method for reducing a reset current for resetting a portion of a phase change material in a memory cell of a phase change memory device and the phase change memory device (2011-02-15),
6. 7778079 - Multiple level cell phase-change memory devices having post-programming operation resistance drift saturation, memory systems employing such devices and methods of reading memory devices (2010-08-17),
7. 7701749 - Multiple level cell phase-change memory devices having controlled resistance drift parameter, memory systems employing such devices and methods of reading memory devices (2010-04-20),
8. 7667998 - Phase change memory device and method of forming the same (2010-02-23),
9. 7656694 - Methods of programming one-time programmable devices including chalcogenide material (2010-02-02),
10. 7612360 - Non-volatile memory devices having cell diodes (2009-11-03),
11. 7606064 - Method for reducing a reset current for resetting a portion of a phase change material in a memory cell of a phase change memory device and the phase change memory device (2009-10-20),
12. 7569401 - Magnetic random access memory cells having split subdigit lines having cladding layers thereon and methods of fabricating the same (2009-08-04),
13. 7521706 - Phase change memory devices with contact surface area to a phase changeable material defined by a sidewall of an electrode hole and methods of forming the same (2009-04-21),
14. 7521281 - Methods of forming phase-changeable memory devices (2009-04-21),
15. 7488981 - Memory devices having sharp-tipped phase change layer patterns (2009-02-10),

Title: Chang-Wook Jeong: Innovations in Semiconductor Memory

Introduction

Chang-Wook Jeong is a prominent inventor based in Seoul, South Korea, known for his significant contributions to the field of semiconductor memory technologies. With a remarkable portfolio of 19 patents, he has demonstrated his expertise and innovative spirit, particularly within the dynamic environment of Samsung Electronics Co., Ltd.

Latest Patents

One of his latest patents is titled "Multi-bit phase-change random access memory (PRAM) with diameter-controlled contacts and methods of fabricating and programming the same." This invention relates to a phase-change random-access memory device that includes a chalcogenide element capable of transitioning between crystalline and amorphous states upon the application of a heating current. The device features contacts with variably sized cross-sectional areas, allowing for programmable volumes of the chalcogenide material, which are crucial for its functionality.

Another notable patent is "Semiconductor memory device and method of manufacturing the same." This invention describes a semiconductor memory device comprising first conductive lines on a substrate, an interlayer insulating layer with via holes, second conductive lines, and a resistive memory material. The unique aspect of this invention is the vertically non-uniform specific resistance profile of the resistive memory material, which enhances the overall performance of the memory device.

Career Highlights

During his tenure at Samsung Electronics Co., Ltd., Chang-Wook Jeong has focused on developing cutting-edge memory technologies that are essential for modern computing devices. His contributions have played a vital role in advancing the capabilities of semiconductor memory, ensuring that the devices meet the growing demands of data storage and processing.

Collaborations

Chang-Wook Jeong has collaborated with fellow inventors, including Hyeong-jun Kim and Won-Cheol Jeong. Together, they have worked on various projects that push the boundaries of semiconductor technologies, further driving innovation within their field and contributing to the competitive edge of their company.

Conclusion

Chang-Wook Jeong's innovative patents and collaborative efforts highlight his commitment to advancing semiconductor memory technologies. His work at Samsung Electronics Co., Ltd. continues to influence the landscape of memory devices, demonstrating the importance of innovation in addressing the challenges of modern technology. As he continues to push the envelope in his field, the impact of his inventions will undoubtedly shape the future of data storage and processing.

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