Over 25 years experience with new product design and development of electronic. systems for multiple industries including Automotive, Appliance, Military, Laboratory equipment and
Randall an expert with complex system/product/circuit design regarding:
Switching power supplies, high density NAND/EMMC flash memory, Bluetooth, GPS, Iridium satellite network interfaces
Ethernet, WIFI, USB, CAN, SPI and other serial interfaces. Battery charging and power conditioning circuits and low power battery circuits
Low field Magnetic Sensing circuits, analog data acquisition.
Inductive sensing used for metal loss detection.
Design for EMC: iNartie EMC Engineer, EMC-002512-NE
Design of high temperature (350-degree F) electronics design including high voltage (up to 1000V) motor controls, power supplies, magnetic and signal conditioning circuits.
Product schematic design/simulation, printed circuit board layout using Altium Designer. Including high density Rigid, Rigid-Flex and Flex designs up to 10 layers
Design and build of custom testing equipment and production test equipment.
Design reviews for prototypes, new and existing electronic assemblies.
Contracting for the fabricating of PCB and PCB assemblies
Full product documentation
Inventor on the many patents including:
US-2009013806-A1 Communication system for pipeline inspection
US-2012268288-A1 ARCNET use in downhole equipment
-US-6499359-B1 Compressible capacitance sensor for determining the presence of an object
--- US-6404158-B1 Collision monitoring system
US-5982253-A In-line module for attenuating electrical noise with male and female blade terminals
US-6078117-A End cap assembly and electrical motor utilizing same
US-5862844-A Methods and systems for controlling a dispensing apparatus
US-6782759-B2 Anti-entrapment system
US-7132642-B2 Anti-entrapment systems for preventing objects from being entrapped by translating devices
US-7293467-B2 Anti-entrapment system
US-6877488-B2 Vehicle fuel management system
US-5544484-A Engine induction air driven alternator
Work Terms
Initial contract via email at rperrin@cirrmax.com