Jang-sup Choi

Title: Jang-sup Choi: Innovator in Signal Processing Technology

Introduction

Jang-sup Choi is a prominent inventor based in Daejeon, South Korea. He has made significant contributions to the field of signal processing, particularly through his innovative designs and patents. His work is recognized for its impact on telecommunications and electronics.

Latest Patents

One of Jang-sup Choi's notable patents is the Butler matrix. This invention includes at least one input coupler positioned at the input end of the Butler matrix, which receives an input signal and divides it into multiple paths. Additionally, it features at least one output coupler that receives the signal from the input coupler and further divides it into several paths to produce an output signal. A separation coupler is formed in an intersecting path, allowing for the separation of signals transmitted through different transmission paths. Furthermore, a compensation coupler is included in a path excluding the intersecting path to compensate for any phase differences.

Career Highlights

Jang-sup Choi is affiliated with the Electronics and Telecommunications Research Institute, where he continues to advance his research and development efforts. His work has garnered attention for its practical applications in modern telecommunications.

Collaborations

He has collaborated with notable colleagues, including Hongyeol Lee and Man Seok Uhm, contributing to various projects and innovations in the field.

Conclusion

Jang-sup Choi's contributions to signal processing technology, particularly through his Butler matrix patent, highlight his role as an influential inventor in the telecommunications sector. His ongoing work at the Electronics and Telecommunications Research Institute continues to shape the future of electronics and telecommunications.