Sang Won Choi

Title: Innovations of Sang Won Choi

Introduction

Sang Won Choi is a notable inventor based in Yongin-si, South Korea. He has made significant contributions to the field of wireless communication, particularly in the area of Mission Critical Push to Talk (MCPTT) services. With a total of 2 patents, his work showcases innovative methods and systems that enhance communication technologies.

Latest Patents

One of Sang Won Choi's latest patents is titled "Apparatus and method for controlling PTT service by multiplexing call originator and floor arbitrator." This invention involves a method performed by a mobile terminal that generates a group call announcement for off-network MCPTT service. The method includes controlling a transceiver to periodically transmit the group call announcement and establishing a group call based on responses from mobile terminals.

Another significant patent is "System and method for retransmitting received data using index coding and statistical characteristics." This invention discusses a method for transmitting packets in a wireless communication network. It includes retransmitting packets that were not received correctly by receivers, utilizing index coding based on the analysis of reception acknowledgement response signals.

Career Highlights

Sang Won Choi is currently affiliated with the Korea Railroad Research Institute. His work at this institution has allowed him to focus on advancing communication technologies that are crucial for efficient operations in various sectors.

Collaborations

He has collaborated with notable coworkers such as Ju Yeop Kim and Yong Soo Song, contributing to the development of innovative solutions in their field.

Conclusion

Sang Won Choi's contributions to wireless communication through his patents reflect his dedication to innovation and technology advancement. His work continues to influence the way critical communication services are implemented and utilized.