Chang-Soo Koo

This inventor holds 68 USPTO granted patents and 8 published patent applications, plus 2 CIPO patents and 17 EPO patents, primarily in Wireless Communications (CPC class H04L). Top assignees: Interdigital Technology Corporation, Interdigital Patent Holdings, Inc.. Active years: 2003-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Chang-Soo Koo. Retrieved from https://idiyas.com/inventor/chang-soo-koo

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

USPTO Granted Patents = 68 (Patent Applications = 8)

% Patents Active = 58.8

CIPO Patents = 2 (Patent Applications = 4)

EPO Patents = 17 (Patent Applications = 23)

Average Co-Inventor Count = 4.4

ph-index = 13

Forward Citations = 533(Granted Patents)

Forward Citations (Not Self Cited) = 497(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Northport, NY (US) (2007)
East North Port, NY (US) (2003 - 2008)
Melville, NY (US) (2006 - 2024)

Company Filing History:

45 out of 2,107

Interdigital Technology Corporation

patents

23 out of 2,197

Interdigital Patent Holdings, Inc.

patents

Years Active: 2003-2025

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Areas of Expertise:

Uplink Control Data

Wireless Systems

Flexible Bandwidth

MIMO Technologies

Space-Time Processing

Power Control

Carrier Aggregation

Spatial Multiplexing

Orthogonal Frequency Division Multiplexing

Beamforming

Space-Frequency Block Coding

Quality Control

68 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12407554 - Uplink sounding reference signals configuration and transmission (2025-09-02),

2. 12376078 - Systems and/or methods for providing enhanced PDCCH in a multiple carrier based and/or quasi-collated network (2025-07-29),

3. 12167405 - Uplink control data transmission (2024-12-10),

4. 12156233 - Flexible bandwidth operation in wireless systems (2024-11-26),

5. 11929860 - Uplink sounding reference signals configuration and transmission (2024-03-12),

6. 11792772 - Systems and/or methods for providing enhanced PDCCH in a multiple carrier based and/or quasi-collated network (2023-10-17),

7. 11743898 - Uplink control data transmission (2023-08-29),

8. 11743874 - Flexible bandwidth operation in wireless systems (2023-08-29),

9. 11419063 - Uplink sounding reference signals configuration and transmission (2022-08-16),

10. 11258542 - Method and apparatus for implementing space time processing with unequal modulation and coding schemes (2022-02-22),

11. 10904869 - Uplink control data transmission (2021-01-26),

12. 10638457 - Systems and/or methods providing ePDCCH in a multiple carrier based and/or quasi-collated network (2020-04-28),

13. 10630427 - Method and apparatus for implementing space frequency block coding in an orthogonal frequency division multiplexing wireless communication system (2020-04-21),

14. 10624093 - Flexible bandwidth operation in wireless systems (2020-04-14),

15. 10568048 - Uplink sounding reference signals configuration and transmission (2020-02-18),

Title: Innovations and Contributions of Chang-Soo Koo in Wireless Technology

Introduction

Chang-Soo Koo is a prominent inventor based in Melville, NY, known for his significant contributions to the field of wireless technology. With a remarkable portfolio of 66 patents, he has made substantial advancements that enhance the efficiency and functionality of communication systems.

Latest Patents

Among his latest inventions, Chang-Soo Koo has developed methods and systems for transmitting uplink control information and feedback for carrier aggregation systems. This innovation allows user equipment devices to transmit uplink control information for multiple downlink component carriers using various uplink component carriers. Moreover, he has introduced flexible bandwidth operation systems that optimize downlink resource allocation associated with shared frequency bands. This enables a wireless transmission and resource allocation that is more adaptable and efficient.

Career Highlights

Chang-Soo Koo has had a successful career with notable companies such as InterDigital Technology Corporation and InterDigital Patent Holdings, Inc. His work involves creating novel solutions that address critical aspects of wireless communications, facilitating advancements in the industry.

Collaborations

Throughout his career, Chang-Soo Koo has collaborated with distinguished professionals, including Robert L. Olesen and Sung-Hyuk Shin. These collaborations have furthered the development of innovative technologies and strengthened the impact of their collective work in wireless communication.

Conclusion

In conclusion, Chang-Soo Koo's contributions to wireless technology through his inventive patents exemplify a dedication to advancing communication systems. His innovative solutions continue to shape the industry, offering enhanced performance and greater efficiency for users worldwide.

Profile summary based on public USPTO records.