Location History:
- Thornleigh, AU (2019)
- Ryde, AU (2020)
Company Filing History:
Years Active: 2019-2020
Title: Chang Kyung Sung: Innovator in Wireless Communication Technologies
Introduction
Chang Kyung Sung is a prominent inventor based in Ryde, Australia. He has made significant contributions to the field of wireless communication, particularly in the areas of channel estimation and multi-user systems. With a total of 2 patents, his work has advanced the efficiency and accuracy of communication technologies.
Latest Patents
Chang's latest patents include innovative methods for enhancing wireless communication systems. One of his notable inventions is the "Multi-transmitter channel estimation for a time varying channel." This patent discloses a method, receiver, multi-receiver device, system, and computer-readable medium for configuring a receiver to perform multi-transmitter channel estimation for a time-varying channel. The method involves wirelessly receiving at least two frames, each containing a block of training symbols received at different points in time. It estimates channel coefficients and interpolates or extrapolates additional coefficients for improved accuracy.
Another significant patent is the "Multi-user MIMO-OFDM system." This invention presents various improvements to multi-user multiple-input multiple-output orthogonal frequency division multiplexing (MU-MIMO-OFDM) wireless communication systems. It includes an efficient channel estimation method using locally consecutive pilot sub-carriers and a channel feedback method that applies a discrete cosine transform to channel coefficients. These innovations collectively enhance the performance of MU-MIMO-OFDM systems.
Career Highlights
Chang Kyung Sung is affiliated with the Commonwealth Scientific and Industrial Research Organisation (CSIRO), where he continues to push the boundaries of wireless communication research. His work has been instrumental in developing technologies that are crucial for modern communication systems.
Collaborations
Throughout his career, Chang has collaborated with notable colleagues, including Rodney Kendall and David Eric Humphrey. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
Chang Kyung Sung's contributions to wireless communication technologies exemplify the impact of innovative thinking in the field. His patents reflect a commitment to advancing communication systems, making him a key figure in the industry.