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HEWLETT PACKARD COMPANY 1993 - 1997: "Logic Dart" Handheld battery powered tri-state three-channel logic analyzer. Investigation of hand held portable instrumentation for proprietary advanced troubleshooting of digital and analog systems. System concept design and architecture, 100 MHz front end design and tri-state detector implementation. Probe design, impedance matching circuitry and ASIC design for data acquisition and processing. System test and calibration procedures. Patent # 5914870 and # 5977774. 1993 to 1995: Design of microprocessor based O2 controller for inter-vascular oxygenation of the blood supply and monitoring of CO2 discharge. Also project management of technical team for system design and prototype construction. 1993: Design of Motorola microprocessor (68HC16) based remote radio telephone repeater system including PAL based control, memory RAM and EPROM, timers and digital interface circuitry for tone and voice generators and recorders. (Analog circuitry not included). 1989 to 1994: (1) Interfacing with subcontractors and suppliers and training of personnel at Windsor in electronics design and manufacturing procedures. Development of simple testers for circuit verification. (2) Design of automatic control circuitry and battery monitor for uP based control unit for battery powered burnishers. (3) Design of automatic control circuitry and pad monitor for IC based control unit for 120 and 240 volt floor scrubbers. (4) Design of current limiting motor drive and low voltage solid state controls for evaluation in VDE approval of existing floor polishers. 1992: Audio and video multiplexers and mixers, and PC computer interface design and packaging for uP based "SMART" audit/visual home entertainment and presentation systems, lighting and security systems. 1989 to 1992: Electrical design, construction and testing of uP controlled peripheral interface for mass storage units. |
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