Chung-Ryul Chang

This inventor holds 18 USPTO granted patents, plus 1 CIPO patent and 6 EPO patents, primarily in Wireless Communication. Top assignees: Samsung Electronics Co., Ltd., Samsung Electronics Ltd.. Active years: 2009-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Chung-Ryul Chang. Retrieved from https://idiyas.com/inventor/chung-ryul-chang

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

USPTO Granted Patents = 18

% Patents Active = 72.2

CIPO Patents = 1

EPO Patents = 6 (Patent Applications = 7)

Average Co-Inventor Count = 5.3

ph-index = 3

Forward Citations = 27(Granted Patents)

Location History:

Seoul, KR (2009)
Gyeonggi-do, KR (2020)
Yongin-si, KR (2011 - 2024)

Company Filing History:

17 out of 132,108

Samsung Electronics Co., Ltd.

patents

1 out of 6,376

Samsung Electronics Ltd.

patents

Years Active: 2009-2026

Loading Chart...

Areas of Expertise:

Signal Transmission

Resource Allocation

Feedback Channels

Carrier-to-Noise Ratio

Interference Cancellation

Uplink Communication

Transmission Power Control

Broadband Access

Cell Acquisition

Downlink Synchronization

Hybrid Automatic Repeat Request

18 patents (USPTO):Sort by Forward CitationsExplore Patents

1. RE50932 - Apparatus and method for transmitting and receiving signal in a mobile communication system (2026-06-23),

2. RE49823 - Apparatus and method for transmitting and receiving signal in a mobile communication system (2024-01-30),

3. 10770419 - Apparatus and method for reducing volume of resource allocation information message in a broadband wireless communication system (2020-09-08),

4. 10763233 - Apparatus and method for reducing volume of resource allocation information message in a broadband wireless communication system (2020-09-01),

5. 10708818 - Apparatus and method for transmitting and receiving signal in a mobile communication system (2020-07-07),

6. 9088980 - Apparatus and method for reducing volume of resource allocation information message in a broadband wireless communication system (2015-07-21),

7. 8848628 - User equipment scheduling method in cellular uplink communication system and base station apparatus therefor (2014-09-30),

8. 8594719 - Apparatus and method for controlling transmission power in wireless communication system (2013-11-26),

9. 8553793 - Apparatus and method for transmitting feedback information in broadband wireless access system (2013-10-08),

10. 8514737 - Method for estimating carrier-to-noise ratio and base station apparatus using the same in a wireless access system (2013-08-20),

11. 8385929 - Apparatus and method for operating feedback channels in a wireless communication system (2013-02-26),

12. 8116273 - Apparatus and method for supporting hybrid automatic repeat request in a broadband wireless communication system (2012-02-14),

13. 8077627 - Receiving apparatus and method in broadband wireless access system (2011-12-13),

14. 7952987 - Apparatus and method for transmitting and receiving a signal in a communication system (2011-05-31),

15. 7894543 - Apparatus and method for canceling interference in broadband wireless access system (2011-02-22),

Title: Chung-Ryul Chang: Pioneering Inventor from Yongin-si, South Korea

Introduction: Chung-Ryul Chang is a distinguished inventor hailing from Yongin-si, South Korea, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Chang holds several patents in various technological domains, including advancements in artificial intelligence, renewable energy, and telecommunications.

Career Highlights: With a career spanning over two decades, Chung-Ryul Chang has worked with leading tech companies and research institutions, spearheading projects that have revolutionized the industry.

Collaborations: Throughout his career, Chang has collaborated with top engineers, scientists, and researchers globally, fostering a culture of innovation and excellence in all his projects.

Conclusion: Chung-Ryul Chang's relentless pursuit of innovation and his commitment to pushing the boundaries of technology make him a true visionary in the world of inventions.

Profile summary based on public USPTO records.