Alan
K. Hunt |
Senior DSP Systems
Engineer / Scientist |
AKH@AlanKHunt.com |
Career Focus: Research, development, &
implementation of software, systems, & applications employing DSP
(e.g., video, speech, audio, image, wireless data comm., radar), pattern
recognition, or related technologies.
SUMMARY OF QUALIFICATIONS
· Decades of experience in development of wide-ranging signal processing systems, from concepts to products.
· Thirteen years experience as Chief/Principal Scientist of a leading speech technology company.
· Spearheaded the development of a successful, fundamentally new speech recognition technology.
· Self-motivated, optimistic, goal-driven, excellent at speaking, writing, teaching, and presenting.
EXPERTISE
· DSP (speech, audio, image, video, radio, radar) · Detection, Estimation, Filtering, Tracking · Pattern Recognition · Noise Reduction |
· Image Restoration & Enhancement · Real-Time System Design, Simulation, & Testing · Signal Compression (incl. Audio & Video Codecs) · Artificial Intelligence, Machine Learning |
TECHNICAL SKILLS
· MATLAB & Simulink |
· Python |
· C/C++ |
· HDL |
PROFESSIONAL HISTORY
Biamp, Plano, TX – Senior DSP Engineer |
Jul 2022-Apr 2024 |
Design & implement innovative advanced audio DSP algorithms: e.g. for noise reduction, beamforming microphones, & acoustic echo cancellation. Maintain, manage, and upgrade machine learning infrastructure systems and codebases. Design & implement algorithms for digital audio (speech) feature extraction. (MATLAB, Python/Jupyter)
Texas Instruments Kilby Labs, Dallas, TX – Senior DSP Engineer/Scientist |
(1yr contract) Mar 2021-Mar 2022 |
Developed DSP algorithms, software, & embedded systems for optical sensing products (MATLAB, Python/Jupyter)
· Optical sensors |
· Optimal detection, estimation & classification |
· Low-SNR detection |
Garrett Metal Detectors, Garland, TX – Senior DSP Engineer/Scientist |
Aug 2019-Jan 2021 |
Developed DSP algorithms & software for metal detection products (MATLAB, Code Composer)
· Metal detection systems |
· Optimal detection, estimation & classification |
· Clustered statistical modeling |
Raytheon Space & Airborne Systems, McKinney, TX – Senior Principal Systems Engineer |
Jun 2019-Aug 2019 |
Developed concepts, systems, DSP algorithms & software for advanced electro-optical systems (MATLAB)
· Electro-optical systems |
· DSP algorithms |
· Statistical signal science |
· Target loc. & DF |
L3 Mission Integration, Greenville, TX – Senior Systems Engineer |
Mar 2017-Jun 2019 |
Developed DSP algorithms, HDL/RTL, & software for electronic intelligence and surveillance systems (MATLAB)
· Radar systems |
· Spectral estimation |
· Digital mod/demod. |
· Interferometry & DF |
Authentix, Inc, Addison, TX – Principal Signal Scientist |
Jan 2008-Apr 2015 |
Developed algorithms and architectures for advanced processing of high-speed multi-spectral images (TI C64x/ C64x+ embedded DSP, C/C++, Code Composer, MATLAB, Scilab, Octave)
· Image enhancement & noise reduc. · Eigensystem analysis |
· Principal components analysis · Digital modulation (CDMA) |
· Detection, estimation, classification · Multivariate param. optimization |
Aava Technology, LLC, Plano, TX – Member of Technical Staff (Independent Contractor) |
July 2007-Jan 2008 |
Ported and optimized proprietary video codec for TI C64x embedded DSP platforms (C/C++, Code Composer, XDAIS/XDM, DaVinci, XDC, Reference Frameworks, DM642, DM6446, DM648, Scilab, OpenOffice)
· H263, H264, MPEG2, MPEG4 |
· Wavelet & DCT compression |
· Arithmetic & QM codes |
Crane Wireless Monitoring Solutions, Plano, TX – Senior DSP Systems Engineer |
2003-2007 |
Developed DSP systems, algorithms, HDL/RTL, software, & firmware for adaptive wireless network communication systems (MATLAB, Simulink, Verilog, ModelSim, C/C++, Xilinx, Altera, Lattice)
· Adaptive Array Processing · Digital Beamforming |
· Spread-Spectrum Methods · TDMA/FDMA/CDMA |
· Interference Suppression · Noise Reduction |
Polycom, Austin, TX – Principal Audio Engineer |
2000-2002 |
Developed algorithms & software for advanced real-time audio signal processing (C/C++, Win32, Equator, MATLAB)
· Speech Detection · Beamforming · Polyphase Filtering |
· Acoustic Echo Cancellation · Compression/Decompression · Adaptive Filtering |
· Source Tracking · Noise Reduction · Low-Delay Filtering |
Applied Science Fiction, Austin, TX – Senior Engineer |
1999-2000 |
Developed algorithms and software for advanced real-time photographic image processing. – Developed and supported three major blocks of image processing system on five successive environments including two real-time, multi-processor platforms, and resolved critical image noise questions (C/C++, Win32, Mercury/SAL/Altivec, Unix, MATLAB, IDL, TCL/TK, WiT)
Wizion.com, Richardson, TX - Technology Consultant |
|
(concurrent) 1999-2000 |
Provided strategic technical direction and support to CEO and engineering staff enabling successful demonstration to seed capital investors.
DNA Enterprises, Richardson, TX – Senior Software Architect |
1997-1999 |
Led development of architectures, algorithms, and software for real-time signal processing applications. – Real-time OCR for high-speed document inspection & sorting applications (C & C6x asm, Win32, DOS). – PC host software (board configuration, loader, debugger, etc.) for TI C6x EVM (C/C++, Win32). – E1 framer setup & control (Motorola 56k asm). – Signal processing software for programmable telecom switch console (C & 54x asm)
Voice Control Systems, Dallas, TX – Chief Scientist |
1983-1997 |
Served as: primary technical contributor, consultant, and mentor to R&D staff; chief architect of all major algorithms for discrete & connected speech recognition and speaker verification; principal author of patents; lead algorithm designer during all phases of product development, from initial concepts to final fielded systems. – Developed a fundamentally new speaker-independent speech recognition technology. – Extended technology to speaker-dependent, continuous, and speaker verification applications. – Spearheaded and managed program to radically redesign technology for single-chip implementation. – Continually developed new methods to achieve performance and efficiency improvements, permitting rapid proliferation of technology into new platforms, environments, vocabularies, and languages. – Functioned as the primary consultant in solving critical-path technical problems. – Developed an extensive library of software utilities for graphical/statistical analysis, etc. – Wrote, delivered papers and presentations at technical conferences, trade shows, customer briefings, etc. – Developed algorithms and software for: advanced vector quantization; time-domain and frequency-domain signal measurement design; echo cancellation; noise suppression; fast speech coding; eigensystem analysis; multivariate parameter optimization; signal simulation; automatic in-line source code generation.
Martingale Research Corporation, Allen, TX – Senior Scientist |
(concurrent) 1992-1993 |
Developed concepts & software implementation of digital signal processing & pattern tracking & recognition algorithms, especially for application in the areas of speech & image understanding (C/C++, Fortran, Win32, Labview, MatrixX)
Texas Instruments, Lewisville, TX – Systems Engineer |
1980-1983 |
Performed systems analysis and conceptual development, especially: image tracking; image restoration; synthetic image sequence generation; subpixel image registration; spatial sampling error modeling and estimation; radar signal detection, location, and identification; multisensor recognition (Fortran, VMS, IMSL)
EDUCATION
Southern Methodist University, Dallas, TX
PhD Program, Statistical Signal Processing – Completed all phases of program
except dissertation
Clarkson
University, Potsdam, NY
B.S.E.E., M.E.E.E. – Thesis on microprocessor-based music technology