Tennyson Lee

tlee "at" ipconsulting.org

Resume

Objective: Electronics Engineer

Summary of Qualifications:

§ Extensive microcontroller (8051/680x0/MSP430) based hardware and software design experience, including real time operating systems

§ Extensive digital state machine design experience including cryptographic hardware; experience with USB interface

§ C and assembly language programming for embedded systems, including PID(Proportional-Integral-Derivative) controls

§ Experience with bringing a product from concept to prototype including schematic entry, logic synthesis, PCB layout, and production issues

§ Working knowledge of computer networking protocols and cryptographic algorithms; extensive experience with data acquisition and Labview

§ Broad knowledge of computer and electronics related issues and developments and UBC/ICBO/NEC building codes including automated backup generator systems and associated controls

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§ Facilities Available:

§ CAD based schematic entry tools, netlist generators, and translators with Cadence Allegro / Orcad and Mentor Graphics PCB layout tools & CCT autorouter

§ Logic synthesis tools, PSPICE mixed-signal simulation tools

§ Software development tools for 8051, 680x0, MSP430, and ARM based embedded systems, including C compilers, assemblers, and hardware emulators

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§ Professional Experience:

1992-Present                          Intelligent Peripherals 

§ Owner/Principal Engineer

§ Designed, implemented, and marketed specialized computer peripherals including Logiscan(a PLD engineering tool), a 68000 based HPGL translator, and a 68000 based multi-port data compressing print buffer

§ Designed and prototyped embedded control systems and devices for a variety of clients on a contract basis

§ Provided consulting services for computer and electronic engineering related issues including hardware and software debugging, sub-component design services, field service, and engineering analysis

§ Designed/Implemented Unix, Novell(CNE), and Windows based networks

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§ Education:

1989-1991                     University of California Santa Barbara, CA

Electrical and Computer Engineering

§ Specialty in digital and microprocessor based controls.

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Selected Projects Summary

Esensor4800 DNA Detection System

• Designed hardware and firmware for thermal cycling system used for amplification and detection of DNA sequences
• Arranged for and coordinated prototyping and initial production run, including PCB fabrication, automated assembly, and characterization/qualification of system.

HPGL to Raster Translator & Multi-port Data Compressing Print Buffer

• Accepts HPGL plotter language output from CAD program or other software and generates bit maps for printing on dot matrix and laser printers
• Accepts input from multiple parallel ports, compresses and queues data, and outputs data to printer when available after decompressing
• Custom designed 68000 based hardware engine with DRAM, programmed principally in C using Crosscode compiler

Challenge/Response Security System

• Individual sensors contain logic to provide cryptographic algorithm based response to query from central alarm controller to prevent tampering or bypass of alarm sensors
• Implemented with 8051 based microcontrollers

Industrial/Commercial Automation

• Designed hardware and software for controlling HVAC, refrigeration, and building systems (security, lighting, etc.)
• Networked control nodes optimized energy efficiency, convenience, and security

Recent Contracts

11/99-4/2006                 Motorola (Clinical Micro Sensors division) Pasadena, CA

• Principal engineer for hardware and software design for Esensor4800, a DNA detection system
• Engineering analysis
• Made arrangements for assembly/manufacturing including contract negotiation, data transfer for automated assembly machinery, and components procurement.

6/96-Present                  Advanced Micro Devices, Inc.                              Sunnyvale, CA

• Engineering analysis
• CF Flash Card Reference Design (NAND flash project)

6/97-10/98                     Intellinet Controls, Inc.                                        Naples, FL

• Embedded systems programming for network peripherals, hardware design & debug
• Hardware design and firmware for Network Thermostat, Network Digital I/O board-Thermostat, Network Light Sensor, and other related products
• Embedded systems programming for 8051 based bus prediction devices (under auspices of Nextbus.com), Windows NT networking, research and analysis for design specifications for upcoming products; field characterization and testing of hardware; resolution of production issues