Company Filing History:
1 out of 11,303 
1 out of 96 Years Active: 2013
Title: YoungGun Pu: Innovator in Digital Phase-Locked Loop Technology
Introduction
YoungGun Pu is a notable inventor based in Seoul, South Korea. He has made significant contributions to the field of digital electronics, particularly with his innovative patent related to phase-locked loop technology. His work has implications for various applications in telecommunications and signal processing.
Latest Patents
YoungGun Pu holds a patent for a "Digital phase-locked loop apparatus using frequency shift keying and method of controlling the same." This invention involves a digital phase-locked loop apparatus that utilizes frequency shift keying (FSK). The apparatus includes a phase frequency detector (PFD) that detects phase differences between a reference clock and a frequency-divided signal. It also features a first adder that generates first digital control codes by combining various digital codes and channel frequency codes. The invention further incorporates a digital filter to correct errors in the first digital control codes, a digitally controlled oscillator (DCO) for varying oscillating frequency, and a dual modulus division unit for dividing the oscillating frequency into a frequency-divided signal.
Career Highlights
Throughout his career, YoungGun Pu has worked with esteemed organizations such as the Electronics and Telecommunications Research Institute and Konkuk University Industrial Cooperation Corporation. His experience in these institutions has allowed him to develop and refine his innovative ideas in digital technology.
Collaborations
YoungGun Pu has collaborated with notable colleagues, including Seung Sik Lee and Sangsung Choi. Their joint efforts have contributed to advancements in the field of digital electronics and telecommunications.
Conclusion
YoungGun Pu is a distinguished inventor whose work in digital phase-locked loop technology has made a significant impact in the field. His innovative patent and collaborations with esteemed colleagues highlight his contributions to advancements in electronics.