SOFTWARE EXPERIENCE:

HARDWARE EXPERIENCE

PATENTS

EDUCATION

EMPLOYMENT

• Responsible for RTOS vendor review and selection. VxWorks, pSOS, Nucleus, QNX, RTXC, VRTX and Windows CE operating systems and development environments were evaluated.
• Responsible for generating white paper describing the capabilities of IVEX´s H.323 networked videoconferencing digital video camera with file storage, USB, Firewire, and Internet capabilities
• Investigated H.323 stack vendors as well as OpenH323 Investigated state-of -the-art on motion/object tracking and face recognition.
• Brought up VxWorks on MPC832FADS development board. Started effort to port OpenH323 to VxWorks

• Technical lead in the architectural development for a high volume combination sonar detector and GPS unit.
• Implemented the use of Interprocessor Communication Analysis Diagrams and structure charts
• Responsible for the initial BSP and bring up of the MPC821FADS development
• Developed the initial low-level drivers for development on the MPC821FADS development board

  • LCD pixel routines
  • SPI port
  • SMC serial port
  • SIU (Serial Interface Unit)
• Developed the initial handlers for the C-MAP Card Reader, LCD display and RS232 serial monitor
• Developed all of the low level graphic primitives used in the product. These include:

  • Very Symmetric Double Step Line drawing
  • Very fast 64-bit pattern fill
  • Liang-Barsky Line Clipping
  • Bresenham drawing for circles and ellipses
  • Scan Line Polygon Fill routine
  • Sutherland-Hodgeman polygon clipping
• Developed all the basic graphic routines. These included:

  • Bitmap processing − routines for placing bitmaps on screen as well as routines for extracting portions of bitmaps and placing those portions elsewhere in the same bitmap or any other bitmaps
  • Icon processing − Object oriented icon servers as well a rotation routines in both axes
  • String processing
  • String placement and clipping routines
  • Font processing − supported about a dozen font styles and sizes
• Responsible for all Graphic Processing

  • 3D menus primitives - supported a wide class of 3D menus
  • 3D infoboxes that had to be sizeable in both dimensions.
  • Graphic Object servers - (course indicators, compass, map range indictors, etc.)
  • Routines for displaying GIF and BMP files on the NS-25.
  • Parsing routines for insertion of free text into constrained graphic screen areas.
  • Developed all the product view screens
• Developed the following cartographic software

  • Molodenski datum
  • WGS84 to datum and back conversion
  • Lat/Lon to CH1903 Swiss Grid conversion and back

• Lead software responsibility for an RTKernel based, real time, multitasking lighting control system.
• >Responsible for requirements document and total SYSNET architecture

  • Developed SYSNET Programming Script Language (SPSL)
  • Provided design/debug support for PIC1673 Based switch/relay.
  • C++ ACCESS.bus (I2C) interface).
  • All C++ class definitions

• Lead software responsibility for a MC68302 based Data Concentrator Unit (DCU) using a MOSCAD multitasking OS. The DCU was used to collect data from 3000 water, gas and electric demand meters over a fixed RF LAN
• Developed Abstract Database structures for the DCU such as Queues, fifos, stacks, trees, and sorted lists
• Developed algorithms and developed software for:

  • Automatic Meter Readings (AMR)
  • Partitioned Pool memory management
  • Host Interface All system date/time objects.
  • Heap memory management
  • Task scheduling
  • Preemptive Reading schedules
  • MOSCAD externalized modules
  • Process Programming
• Architectural responsibility
• Reduced DCU code from 127K to 70K allowing feature/function additions.
• Instrumental in selecting next generation VRTX operating system.
• Responsible for initial migration and porting procedures from MOSCAD to VRTX.

• Investigation of Digital Low Bit Rate Speech Coding techniques for cellular & pager products.
• Developed software for an explosive money pack utilizing PIC16C71 microprocessor
• Developed 3V digital hardware for MBS Pager utilizing KS57C2616 micro-controller and containing an 80 character LCD display, keypad interface, tone generator, vibrator, I2C bus with EEPROM and IR external interface.
• Developed C software spectrum analyzer

• Developed Functional Specifications for software for networked alarm/sensor board and associated control panel.
• Developed C code for a 68HC11 embedded controlled fire alarm and sensor board with associated display panel