Inventor

HENNEN HARRY A

US3 patents

Patents

3 patents

US4893339AJan 9, 1990

Secure communication system

MOTOROLA INC101 citations94

US4827514AMay 2, 1989

Method and apparatus to detect and recover a pseudo-random sequence

MOTOROLA INC56 citations93

US3956710AMay 11, 1976

Phase locked loop lock detector and method

MOTOROLA INC29 citations78