James C. Otto

Remote mobile monitoring and communication system

Transponder system and method

Physical layer repeater with selective use of higher layer functions based on network operating conditions

System and method for determining the geolocation of a transmitter

A system and method for geolocating plural remote transmitters

Frequency translating repeater with low cost high performance local oscillator architecture

System and method for communicating with plural remote transmitters

System and method for transmitting information signals

Range and bearing tracking system with multipath rejection

Multilayer circuit prototyping board