Inventor
BRAY MICHELLE M
US4 patents
Patents
4 patentsUS4893339AJan 9, 1990
Secure communication system
MOTOROLA INC101 citations94
US4893308AJan 9, 1990
Method and apparatus for time companding a digital voice signal
MOTOROLA INC24 citations91
US5161189ANov 3, 1992
Encryption and decryption of chained messages
MOTOROLA INC24 citations90
US5412722AMay 2, 1995
Encryption key management
MOTOROLA INC48 citations87