David P Grybos of Retired

In this talk David P Grybos, PhD, an alumnus of UM-Dearborn, will present a general overview and discussion on some of the key LEO Satellite Communications System Design drivers. The focus will be mainly on Illustration, discussion, not necessarily derivation. He will also talk about Starlink capabilities using his assumptions based on the design of other systems.

Biography:

David Grybos, is a UofM Dearborn BSE (EE) 1976, MSE, PhD in Electrical Engineering Purdue 1977, 1980 in the field of Communications, Satellite, Spread Spectrum. He retired from Space Systems Loral - SSL (originally Ford Aerospace, now Maxar Space Solutions) as Chief Architect US Government Systems. His first project was the first full-processing demodulation-remodulation satellite payload. His last commercial project was a Satellite Digital Payload (A multi-channel DSP transponder). Over the years he has helped build many other payloads and satellites, USG, Teledesic, even SmallSats. After retirement, he now builds things in his Home Shop.

Address:San Diego

Sharan Kalwani of IEEE Southeastern Michigan

The IEEE is the largest technical professional organization in the world. As an IEEE Student - you can explore opportunities to meet and learn from fellow IEEE Graduate Student Members and engage with professional IEEE members locally. An active IEEE Student can be one of the most positive elements of your academic career, as IEEE has offerings in various  programs, activities, and professional networking opportunities that build critical skills outside of the classroom. IEEE currently has Student Branches at thousands of universities and colleges in hundreds of countries throughout the world.

Biography:

Sharan Kalwani is an industry technology specialist with 25+ years of experience. Sharan has degrees in both Engineering and Computer Science. He has worked in many diverse areas and is a sought after speaker at many conferences and seminars, such as Supercomputing, HPC Advisory Council, SIAM, Infiniband Trade Association, AITP, etc. Sharan is a senior member of IEEE, an Emeritus member of Michigan!UNIX/user group (mug.org), member of Association for Computing Machinery (ACM), ASEI, ASEE and also leads the SIG-Linux section of SEMCO.org. He enjoys teaching, holds an Adjunct Faculty position at local educational sites. He has published one book "Linux and Internet Security" and is now working on his second text, about a new computer programming language.

He is a recipient of the:

* 2018 IEEE MGA Achievement award,
* 2021 IEEE Region 4 Jack Sherman award,
* 2022 Robert Neff Section award, and
* 2023 IEEE Region 4 Outstanding Service award
* 2024 Engineering Society of Detroit (ESD) Anne Fletcher award

all for his contributions towards a diverse spectrum of member-centric activities.

He has been the Chair of the IEEE Southeastern Michigan Section since December 2021 and has held various officer roles for many of the Southeastern Michigan Units over the years. He also serves as one of the writers/editors of the Sections monthly newsletter - Wavelengths. He has also served as Vice-Chair of IEEE Sustech 2023, IEEE Sustech 2022, IEEE SusTech 2021 Global Conferences, IEEE Online Forum on Climate Change Technologies (OFCCT).

Address:United States