CTO, VP of Engineering, Director of Engineering
Resume:
February ****
Todd Barrett
San Diego, CA 92121
********@***.***
EXPERIENCE
•Trex Enterprises, San Diego CA: July 2006-Present
System Engineering Lead and Leader of Hardware Integration and Testing
• Novel coherent imaging system
Program Manager and Chief Scientist: Compact Celestial Compass
• In charge of all aspects of product development and interface with customer
• Development of embedded algorithms for celestial navigation
• In charge of performance and acceptance testing
Principal Investigator: Early stage development program for a novel, highly agile, highly efficient, optical networking system for government customer
• In charge of all aspects of technical product development, and all research and development for new optical networking architecture
• Originated new concept for efficient datacenter communications network
Director of Engineering, Trex Alert Systems: A New Venture of Trex Enterprises
• In charge of all aspects of technical product development, and for all research and development for new wireless public alert system
Manage staff of 3-4 people in development of new digital RF communications product
Report to upper management on product development
Plan product development
Generate proposals for government funding and interact with government officials
Analysis and interpretation of RF data
Present business and technical development plans to venture capitalist and other potential investors
•CrossFiber Inc., CTO and Director of Engineering, San Diego CA 2001-July 2006
• In charge of all aspects of technical product development, and for all research and development. This included:
MEMS based all-optical cross connect
ROADM (Reconfigurable Optical Add Drop Multiplexer) based on our optical cross connect switch
AFDF (Automated Fiber Distribution Frame or automated patch panel) based on our optical cross connect switch
Porous silicon interference filters for applications in DWDM optical networks
• Managed entire technical staff of 8-15 people
• Writing business and technical plans for evaluation by current and potential investors
• Presenting CrossFiber technology to investors, customers and potential customers
• Leader in product planning and specification
• Personally responsible for the following aspects of development:
MEMS development
Porous silicon development
Two versions of servo software
System engineering
•Trex Enterprises Corporation, Senior Supervisory Scientist, San Diego CA 1989-2001
• Software development leader of US Air Force sponsored aircraft-to-aircraft free space laser communications link
• Analyst and algorithm development for Trex contract with NASA Hubble Aberration Recovery Project
• Project manager and technical director for development of control hardware and software for 100 degree of freedom adaptive optics system for the Galileo Italian National Telescope
• Project Manager and technical director for development of control hardware and software for 400 degree of freedom adaptive optics system
• Leader of servo-loop control system development for adaptive secondary mirror on the University of Arizona MMT adaptive optics system
• Project manager for development of US Air Force 10 kHz 2-D interferometer (“figure sensor”) for use to monitor deformable mirror in an adaptive optics system
• Analyst and algorithm development of US Air Force funded neural network wavefront sensor
• Control system development for Trex X-ray medical imaging hardware
• Image reconstruction and enhancement of Trex X-ray medical imaging systems February 2016
• Analyst, algorithm development, data analysis for US Navy sponsored adaptive optics test bed
•Postdoctoral Researcher University of California San Diego, San Diego CA 1989-1989
• In charge of development of stratified turbulence research facilities at the Applied Mechanics Engineering laboratory EDUCATION
University of California, San Diego Ph.D, Engineering Sciences, 1989 University of California, San Diego M.S., Engineering Sciences, 1985 University of California, San Diego B.S., Applied Mechanics, 1984 University of California, San Diego B.A., General Literature, 1982 SKILLS
Computer: Knowledge of C, C++, Objective C, Mathematica, LabWindows, Unix, Windows, MacOS, MS-–Office, VectorWorks (3-D CAD), FastTrack Schedule, MS Project Photonics: Fiber coupling, Optical Spectrum analyzers, PDL and back reflection meters, spectrometers, Thin-film filters SELECTED PUBLICATIONS
Journal
Todd K. Barrett, Charles W. VanAtta, Experiments on the inhibition of mixing in stably stratified decaying turbulence using laser Doppler anemometry and laser-induced fluorescence, Physics of Fluids, 3:5, May 1991, 1321-1332. D. G. Sandler, T. K. Barrett, D. A. Palmer, R. Q. Fugate, W. J. Wild, Use of a neural network to control an adaptive optics system for an astronomical telescope, Nature, 351, 1991, 300. Todd K. Barrett, David G. Sandler, Artificial neural network for the determination of Hubble Space Telescope aberration from stellar images, Applied Optics, 32, April 1, 1993, 1720-1727. D. G. Sandler, L. Cuellar, M. Lefebvre, T. Barrett, R. Arnold, P. Johnson, A. Rego, G. Smith, G. Taylor, B. Spivey, Shearing Interferometry for Laser-guide-star Atmospheric Correction at Large D/ro, J. Opt. Soc. Am., A11, pg. 858. Book (Contributions)
T. K. Barrett, D. G. Sandler, Neural networks for control of telescope adaptive optics, E. Fiesler and R. Beale, Eds., Hand- book of Neural Computation, Oxford University Press, 1997. Patents
Brett Spivey, Eric Korevaar, Hus Tigli, Todd Barrett, Optically switched communication network, US Patent: 8401385, De- cember 2009.
Todd Barrett, Porous silicon filter for wavelength multiplexing of de-multiplexing, US Patent: 7,177,497, February 2007. Todd Barrett, Chris Sexton, Donald Bruns, Dave Sandler, Hus Tigli, Optical cross connect switch with axial alignment beam, US Patent 7,050,669, May 2006.
Todd Barrett, Method for providing variable optical attenuation, US Patent 6,968,098, November 2005. Dave Sandler, Todd Barrett, Donald Bruns, Optical cross connect switch, US Patent: 6,731,833, May 2004. Todd Barrett, Method for sensing a power level of a communications beam in a fiber optic switch, US Patent: 6,680,776, January 2004.
Todd Barrett, Variable optical attenuator, US Patent: 6,614,982, September 2003. Brett A. Spivey, Peter J. Martin, Douglas A. Palmer, Todd K. Barrett, Doppler imaging device, US Patent: 5,357,964, Octo- ber 1994.
February 2016
Patent Applications
Mikhail Belenkii, Todd Barrett, Timothy Brinkley, Celestial Compass Kit, US Patent Application: 201********, November 1, 2011.
David Sandler, Mikhail Belenkii, Todd Barrett, Super Resolution Imaging Sensor, US Patent Application: 201********, July 14, 2010.
Todd Barrett, Data Center Optical Network, US Patent Application: 201********, October 7, 2010. Douglas Eisold, Brent Perkins, Paul Johnson, Paul Fairchild, Kenneth Tang, Todd Barrett, Disaster Alert Device, System, and Method, US Patent Application: 200********, April 2007. Conference Proceedings
T. K. Barrett, C. W. Van Atta, K.N. Helland, E.C. Itsweire, The potential energy of overturns in stably stratified grid turbu- lence, Third International Symposium on Stratified Flows, California Institute of Technology. 2, 1987. D.G. Sandler, E.L. Cuellar, M. LeFebvre, T.K. Barrett, R. Arnold, S.M. Stahl, Recent results for visible Rayleigh guide star atmospheric experiments, "Proc. SPIE," 1920, 1993, pp. 42. Todd K. Barrett, Alan W. Rego, E.L. Cuellar, M.J. LeFebvre, D.G. Sandler, R.Q. Fugate, B.L. Ellerbroek, High-bandwidth interferometer for real-time measurement of deformable mirrors, "Proc. SPIE," 2201, March 1994, pp. 715-725. M.J. LeFebvre, E.L. Cuellar, G.L. Taylor, S.M. Stahl, T.K. Barrett, D.G. Sandler, Point-ahead compensated illumination tests using the 500-channel Innovative Science and Technology experimental facility adaptive optics system, "Proc. SPIE," 2201, March 1994, pp. 373-380.
S.M. Stahl, T.K. Barrett, D.G. Sandler, Real-time reconstructor for adaptive secondary control of the 6.5m single-mirror MMT, "SPIE: Adaptive optical systems and applications," 2534, July 1995, pp. 206-212 D.G. Bruns, T.K. Barrett, D. Sandler, Force-actuated adaptive secondary mirror prototype, "ESO Conference proceedings No. 54 Topical meeting on adaptive optics, Garching, Germany," October 1995. D.G. Bruns, T.K. Barrett, D.G. Sandler, G. Brusa, H.M. Martin, J.R.P. Angel, MMT adaptive secondary mirror prototype per- formance, "ESO Conference Proceedings, Optical Telescopes of Today and Tomorrow," 1996. David G. Sandler, M. Lloyd-Hart, H.M. Martin, G. Brusa, D. Modisett, J.R.P. Angel, T.K. Barrett, D.G. Bruns, S.M. Stahl, Adaptive optics system for the 6.5-m MMT, "OSA Conference on adaptive optics, Garching Germany," October 1995. S.M. Stahl, T.K. Barrett, New wave-front reconstructor for the MMT adaptive secondary, "OSA Conference on adaptive op- tics, Garching Germany," October 1995.
M. LLoyd-Hart, J.R.P. Angel, D.G. Sandler, P. Salinari, D.G. Bruns, T.K. Barrett, Progress toward the 6.5-m MMT infrared adaptive optics system, "OSA conference on Adaptive Optics, Maui Hawaii," July 1996. T.K. Barrett, T.J. Brinkley, D.G. Sandler, Reconstructor and control system tests for the new 6.5-m single-mirror MMT,
"Proc. SPIE," 3126, July 1997, pp. 126-134.
D.G. Bruns, T.K. Barrett, T. Brinkley, Final prototype design for the adaptive secondary mirror of the 6.5-m MMT, "Proc. SPIE," 3126, July 1997, pp. 164-172.
T.K. Barrett, D.G. Bruns, T.J. Brinkley, D.G. Sandler, B.C. FitzPatrick, J.R.P. Angel, T. Rhoadarmer, Adaptive Secondary Mirror for the 6.5-m MMT, "Proc. SPIE," March 1998. William Hulburd, Todd K. Barrett, Louis Cuellar, David G. Sandler, High bandwidth, long stroke segmented mirror for at- mospheric compensation, "Proc. SPIE," July 1991.
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