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Tyco
Telecommunications
TyCom/Tyco
Submarine Systems Ltd.
Tyco Submarine
Systems Ltd.
AT&T Bell
Laboratories - Undersea Systems Laboratory
During
reorganization of the submarine systems industry:
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Designed and coordinated multidisciplinary approach to install new
systems and to manage existing systems to optimize capacity. Optimization of
dispersion compensation, phase modulation, pulse shape, regenerator receiver
parameters, and other variables were accomplished.
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Director of
Services Engineering and Technical Marketing
Led a group with
two missions:
Identify and engineer services to be deployed on TyCom’s emerging network:
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Developed product views of SDH services incorporating both
hardware and software (Operations Support Systems) views.
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Developed new services for the TyCom network including collocation
services and IP/MPLS transport.
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Make maximal use of TyCom’s system and networking technology in marketing
activities:
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Focal point for all technical interactions with marketing. Developed marketing materials for the Chief Technical Officer and Chief Network
Officer.
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Activities included invited talks, round-table discussions, press
release development, industry magazine contributions, strategy, etc.
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Forward-Looking
Technology Assessment
Responsible for
identifying and demonstrating candidate technologies for application to undersea
fiber-optic transmission systems in 2 to 10 years.
Achievements:
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Demonstrated the importance of recent advancements in Forward
Error Correction (FEC) to enhance the capacity of optical communication systems.
Developed a flexible hardware system to investigate new FEC algorithms in long
haul transmission experiments. Performed a software and hardware based search
for new FEC algorithms.
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Investigated, both theoretically and through experimentation,
wideband Raman amplifiers. Demonstrated for the first time a 92 nm Raman
amplifier and created the software tools for the investigation of pump
interactions to enable the creation of future generations of wideband Raman
amplifiers.
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Directed a cross-functional team of theorists, optical amplifier
designers, equipment manufacturers, and experimentalists in a cooperative
agreement with an international partner. Jointly, we conducted experiments to
explore the ultimate capacity achievable for 10,000 km transmission using
technology expected to be available in the year 2000.
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Analyzed and constructed a transmission system that demonstrated
record setting transmission over 5000 km with repeaters separated by 240 km.
The system made use of both Raman and erbium doped fiber amplifiers.
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Led a team that constructed a 5000 km long test facility that
demonstrated dense Wavelength Division Multiplex (WDM) transmission technology
and optical add/drop multiplex technology for the first time. Studies performed
on this facility demonstrated the feasibility of this technology and resulted in
transfer of the technology into production.
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Technology consultant to multi-disciplinary teams to market
submarine cable systems to international telecommunication companies.
Responsible for direct support of sales through customer education and system
design consultation. Teamed with applications engineers to develop numerous
technical responses for $50M to $300M undersea cable systems.
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Transmission/Fiber-optic Engineer - 1987 through 1995
Directed a team of
engineers responsible for the design and development of AT&T's third generation
of undersea repeater. This repeater is based on erbium-doped optical
amplifiers. The repeater is part of undersea systems (up to 9000 km) that span
the Atlantic and Pacific oceans and operate at a bit-rates up to 5 Gb/s.
Responsibilities included the overview of optical component development teams,
repeater performance testing, and transfer to production.
Led team of
hardware and software engineers to develop automated test facilities for the
manufacture of fiber-optic, high bit-rate, high reliability, regenerative (600
Mb/s) repeaters.
Achievements:
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As lead engineer, coordinated the transition of the regenerator
from development to production.
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Provided systems engineering for the design and production of a
high reliability, 1.5 mm, 591 Mb/s
laser transmitter and its components.
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Participated in a team effort to perform forward-looking systems
engineering to maintain technological perspective on the undersea fiber-optic
industry.
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Worked with domestic and international customers to perform
shipboard installation, integration and testing to complete the first
trans-Pacific fiber-optic cable system.
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Investigated polarization-selective fiber couplers and bulk-optic
technologies for laser transmitter sparing.
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Coordinated a successful program to design, evaluate and produce a
mechanical fiber-optic switch for inclusion in the AT&T undersea repeater.
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Evaluated the use of new technologies in undersea systems
including the trade-offs between various transmitter designs and various
transmission fibers (dispersion-shifted fiber, pure-silica core, etc.).
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Provided laboratory-wide consultation on development methodology
for software and hardware development including document control.
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Systems Engineer - 1984 through 1987
Responsible for
providing system-wide coordination of the many aspects of submarine cable system
development and operations.
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Developed software architecture and wrote detailed requirements
for a computer system to perform supervisory control of the undersea
transmission system and terminal equipment.
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Devised software testing methodology and coordinated
implementation of software testing.
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Designed software simulator of undersea system and terminals.
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Headed team to develop software simulator on UNIX-based PC.
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Provided a system for standardizing databases for testing
maintenance software.
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Investigated burst noise and its effects on system maintenance.
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Headed a department-wide effort to define and control the software
development process.
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Rensselaer
Polytechnic Institute
Department of Electrical, Computer and Systems Engineering
Teaching Assistant and Research Associate - 1982 though 1983
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Assisted
professor in graduate, Digital Communications course.
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Instructed
and evaluated student performance in Linear Systems and Communications course
work.
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Designed
and implemented an image processing based, component inspection system for use
on printed circuit boards. (Center for Manufacturing Productivity and Technology
Transfer)
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Developed
image processing techniques for investigating low resolution automatic image
registration.
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Data Industries
Corporation, Paramus, N.J.
Assistant Engineer - 1979 through
1981
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Analyzed
computer communications needs within the banking industry. Responsible for
hardware installation and maintenance, product specification, system
documentation, and technical report writing.
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