SPEAKER PROFILES
Ryan Poltermann
Innovation Architect
Commdex Consulting
All times UK GMT
Ryan has been involved in mission-critical
communications for more than a decade, both in
design and consulting roles. He has worked on six
country-wide radio systems, as well as throughout the United States.
He is Vice Chair of the LMR/LTE working group of the National Public
Safety Telecommunications Council (NPSTC), an organisation focussing
on public safety interoperability. He is the principal investigator and author
of NCHRP 03-129 Essential Communications: A Guide to Land Mobile
Radio (LMR).
Monday, November 2, 16:30-17:00
Guide to push-to-talk solutions: land mobile radio, FirstNet and
more
Ken Rehbehn
Directing Analyst
Omdia
Luz Fernandez del Rosal
Coordinator of International
Activities and Collaboration
BDBOS
Luz is responsible for the coordination of international
activities and partnerships at the German Federal Agency for Public Safety
Digital Radio (BDBOS). Prior to this she contributed to the development
of TETRA and 3GPP standards in BDBOS’ international standardisation
team. She possesses huge expertise in driving the development of
common global standards and solutions for mission critical environments.
After graduating from the University of Seville as a telecommunication
engineer in 2007, she worked at the Fraunhofer Institute for
Telecommunications in the photonic networks and systems department.She
managed research projects funded by the European Commission. She was
also involved in industry-commissioned projects, focussing on high-speed,
real-time, signal processing for optical communications systems. Luz is Vice
Chair of the TCCA Critical Communications Broadband Group.
Tuesday, November 3, 15:30–16:15
Legal considerations when planning critical broadband networks
(Chair)
David Rothbaum
Global Business
Development Director
Ericsson
Ken is Directing Analyst in the critical
communications team at Omdia (formerly part of
IHS Markit). He has more than 40 years of experience
in the re and rescue service.
Ken provides insight into evolving public safety mobile broadband
communications requirements and solutions. He tracks the rapidly
changing mission-critical and business-critical communications landscape,
serving emergency services, utilities, energy, and transportation enterprises.
He examines ongoing and emerging trends, including 3GPP-based 4G/
LTE, private LTE, public LTE services and emerging 5G mechanisms.
Monday, November 2, 12:15-13:00
What are the main challenges in delivering broadband/5G
transition around the world?
Tuesday, November 3, 12:15–13:00
The future of TETRA
Friday, November 6, 18:00-18:45
What are the main challenges in delivering broadband/5G
transition around the world?
David is a Business Development Director for mission critical
communications. He drives the development of public safety and railway
solutions using 4G and 5G mission critical connectivity. He has authored
ETSI technical reports, and contributed to 3GPP standardisation for
railway critical communications. He has also contributed to the Strategic
Deployment Agenda of the Community of European Railways for 5G
passenger connectivity in European trains. David has over 20 years of
experience in GSM-R, 3G, 4G and 5G networks. He has a Bachelor’s
of Science in electric engineering from the University of Toronto, and a
Master’s in management from Boston University.
Friday, November 6, 09:15–09:45
Leveraging public networks for rail critical communications -
Sponsored by Ericsson
Simon Riesen
Senior Solutions Manager
DAMM Cellular Systems
A/S
EllenRyan
Deputy Division Chief and
Open Innovation Team
Lead
NIST & PSCR
Simon provides technical expertise to the DAMM sales teams and
partners worldwide. He has worked with TETRA solutions for over 20
years, holding various positions at Nokia’s PMR business (later to become
Airbus). He has wide experience in the delivery of technical and pre-sales
support, as well as technical training.
Simon worked as a system architect for BOSNET for many years,
focusing on traf c engineering and solutions to optimise voice and data
communications on narrowband systems. He has also been deeply
involved in designing mission-critical solutions over broadband.
Tuesday, November 3, 10:45–11:15
Frequency sharing in TETRA – Sponsored by DAMM Cellular
Systems A/S
Wednesday, November 4, 17:15–17:45
Frequency sharing in TETRA – Sponsored by DAMM Cellular
Systems A/S
Ellen is the Deputy Division Chief for the Public Safety Communications
Research Division at NIST’s Communication Technology Laboratory.
She is responsible for developing and managing best-practice
processes for the PSCR division in operational areas such as safety,
training and security. She also leads the ‘Open Innovation’ team, which
enables PSCR to use prize challenges, crowdsourcing, and other
open innovation mechanisms. Her background is in system veri cation
and testing, and she has over 20 years of industry experience in
telecommunications research and new product development. Her areas
of expertise include electronic switching systems, digital cross connect
systems and optical backhaul networks. Ellen has a Master’s in computer
science and Bachelor’s degrees in computer science and geography.
Tuesday, November 3, 19:00– 19:30
Pulling the future forward: NIST’s PSCR accelerates mission
critical voice capabilities for America’s first responders
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