1
John E Maloney, Charles N Katz: Direction finding localization system. Ventana Sciences, Bacon & Thomas, March 1, 1988: US04728959 (224 worldwide citation)

The present invention combines the relative insensitivity of the phase angle differences of a radio signal to the signal distortions inherent in an urban environment with digital signal processing techniques to produce an accurate and economical way to locate a mobile transmitter station such as a m ...


2
Maloney John E, Katz Charles N: Direction finding localization system. Ventana Sciences, KENNEY J Ernest, February 11, 1988: WO/1988/001061

The present invention combines the relative insensitivity of the phase angle differences of a radio signal to the signal distortions inherent in an urban environment with digital signal processing techniques to produce an accurate and economical way to locate a mobile transmitter station (108) such ...