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For the Inventor, By the Inventor

Daejeon, South Korea

Dong Joon Choi

This inventor holds 27 USPTO granted patents and 26 published patent applications and 2 EPO patents, primarily in Broadcast Communication. Top assignees: Electronics and Telecommunications Research Institute, Lg Electronics Inc.. Active years: 2000-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Dong Joon Choi. Retrieved from https://idiyas.com/inventor/dong-joon-choi

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

USPTO Granted Patents = 27 

% Patents Active = 48.1

 

Average Co-Inventor Count = 3.4

ph-index = 4

Forward Citations = 363(Granted Patents)


Location History:

  • Seongnam-si, KR (2004 - 2013)
  • Daejeon-si, KR (2014 - 2019)
  • Daejeon, KR (2000 - 2024)

Company Filing History:

goldMedal21 out of 11,790 
 
Electronics and Telecommunications Research Institute
 patents
silverMedal6 out of 51,857 
 
Lg Electronics Inc.
 patents

Years Active: 2000-2025

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Areas of Expertise:
Channel Access
Digital Broadcast
Adaptive Streaming
Offloading Service
Frequency Offset
Soft-Decision Demodulation
UHD Broadcasting
Cable Network
Bandwidth Allocation
Packet Classification
Portable Computer
Input Device
27 patents (USPTO):Explore Patents
1. 12232133 - Method and apparatus for channel access in communication system supporting unlicensed band (2025-02-18),
2. 12177515 - Method and apparatus for transmitting/receiving digital broadcast (2024-12-24),
3. 11997366 - Method and apparatus for processing adaptive multi-view streaming (2024-05-28),
4. 11882481 - Apparatus and method for providing offloading service (2024-01-23),
5. 10700895 - Roll-off period detecting method, symbol starting point detecting method, fractional frequency offset estimating method, and OFDM downstream system thereof (2020-06-30),
6. 10333643 - Apparatus and method for IP based transmission of upstream RF signal in cable broadcasting network (2019-06-25),
7. 10193687 - Method for acquiring synchronization, and PHY transmitter and PHY receiver for cable network (2019-01-29),
8. 10110275 - Frequency offset estimation and compensation method (2018-10-23),
9. 9832065 - Apparatus and method for soft-decision demodulating in non-square quadrature amplitude modulation (2017-11-28),
10. 9271017 - Apparatus and method for transmitting and receiving broadcasting (2016-02-23),
11. 9232029 - Demultiplexing apparatus, multiplexing apparatus, and multi-channel transmission and reception method using the same (2016-01-05),
12. 9167309 - Method and system for transmitting broadcast and data stream and method and apparatus for converting broadcast and data stream in HFC-based cable network (2015-10-20),
13. 9154293 - Method and apparatus for compensating for variable symbol timing using cyclic prefix in non-synchronized OFDM system (2015-10-06),
14. 9059886 - Method for transmitting data using variable guard interval and apparatus thereof (2015-06-16),
15. 9027071 - Method and apparatus for inserting broadcast program by detecting available channel over hybrid fiber coax network or optical cable network (2015-05-05),

Introduction

Dong Joon Choi is a prominent inventor based in Daejeon, South Korea, renowned for his significant contributions to communication technologies. With an impressive record of 27 patents, he has made substantial advancements in the fields of digital broadcasting and communication systems, reflecting his expertise and innovative spirit.

Latest Patents

Choi's latest patents demonstrate his cutting-edge work in enhancing communication methodologies. One such invention is the "Method and apparatus for channel access in communication system supporting unlicensed band." This patent outlines an operation method for a terminal within a communication system, detailing the steps involved in receiving downlink control information for scheduling uplink transmissions and efficiently utilizing channel occupancy time.

Another notable patent is the "Method and apparatus for transmitting/receiving digital broadcast." This invention provides a robust framework for configuring audio-visual data, broadcast data, and application signaling information to facilitate the streaming of MPEG-based transport streams, thereby enhancing the viewing experience on digital broadcast receivers.

Career Highlights

Throughout his career, Dong Joon Choi has been associated with prestigious institutions, including the Electronics and Telecommunications Research Institute and LG Electronics Inc. His role in these organizations has allowed him to work on pioneering technologies that have shaped the upcoming digital landscape.

Collaborations

Choi has collaborated with several notable professionals in the field, including Nam Ho Hur and Joon Young Jung. These partnerships have contributed to the successful development of innovative solutions that address current challenges in communication technology.

Conclusion

In summary, Dong Joon Choi exemplifies the qualities of an innovative inventor with a strong portfolio of patents that underline his contributions to communication systems and digital broadcasting. His work not only enhances technological capabilities but also sets the groundwork for future advancements in the industry. Through his collaborations and career achievements, he continues to shape the future of communication technologies.

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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