Location History:
- Gwangju, KR (2010)
- Kwangju, KR (2010)
Company Filing History:
1 out of 40 
1 out of 471 Years Active: 2010
Title: Swook Hann: Innovator in Optical Technologies
Introduction
Swook Hann is a prominent inventor based in Gwangju, South Korea. He has made significant contributions to the field of optical technologies, holding a total of 2 patents. His work focuses on advancing optical signal processing and communication systems.
Latest Patents
Swook Hann's latest patents include a phase controllable optical delay interferometer and an optical differential phase shift keying demodulator. The optical DPSK signal demodulator features a signal separator that divides an optical signal into input and output components within a designated optical path. It incorporates first and second reflectors that create a predetermined time delay, ensuring that the reflected optical signals maintain substantially the same intensity. A phase shifter is strategically placed between the reflectors to introduce a phase difference in the reflected signals. Additionally, his work on a wavelength division multiplexed-passive optical network (WDM-PON) involves an optical line terminal that generates downstream optical signals of discrete wavelengths and receives upstream signals. This system includes a remote node and multiple optical network units, each equipped with an optical source that operates in a multi-mode and is self-injection locked to a predetermined wavelength.
Career Highlights
Swook Hann has worked at the Gwangju Institute of Science and Technology, where he has contributed to various research projects and innovations in optical technologies. His expertise in this field has positioned him as a key figure in advancing optical communication systems.
Collaborations
Swook Hann has collaborated with notable colleagues, including Chang Soo Park and Chang-soo Park, enhancing the impact of his research through teamwork and shared expertise.
Conclusion
Swook Hann's innovative work in optical technologies demonstrates his commitment to advancing the field. His patents reflect significant advancements that contribute to the efficiency and effectiveness of optical communication systems.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.