Communications: electrical – Continuously variable indicating – With meter reading
Patent
1997-09-15
1999-09-14
Zimmerman, Brian
Communications: electrical
Continuously variable indicating
With meter reading
380 37, 380 21, 375203, 34082569, 34082557, 307 102, G08C 1702, H04L 916
Patent
active
059529334
ABSTRACT:
A system for monitoring and controlling an area comprising a controller for controlling system operational functions and responsive to at least one remote-control transmitter. The transmitter transmits system commands to the controller in a code word having a fixed word and a hopping word therein. The fixed and hopping words are scrambled using a format word resident in the transmitter and sent to the controller only during a learn mode.
REFERENCES:
patent: 4596985 (1986-06-01), Bongard et al.
patent: 4847614 (1989-07-01), Keller
patent: 4856062 (1989-08-01), Weiss
patent: 5049876 (1991-09-01), Stouffer
patent: 5103221 (1992-04-01), Memmola
patent: 5146215 (1992-09-01), Drori
patent: 5191610 (1993-03-01), Hill et al.
patent: 5243322 (1993-09-01), Thompson et al.
patent: 5442341 (1995-08-01), Lambropoulos
patent: 5543776 (1996-08-01), L'Esperance et al.
patent: 5554977 (1996-09-01), Jablonski et al.
patent: 5661804 (1997-08-01), Dykema et al.
patent: 5680131 (1997-10-01), Utz
patent: 5686904 (1997-11-01), Bruwer
Birchfield Jerry W.
Chen Charles
Issa Darrell E.
Talpalatsky, Esq. Sam
Wilson Jr. William H.
Zimmerman Brian
LandOfFree
System having advanced embedded code hopping encryption and lear does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with System having advanced embedded code hopping encryption and lear, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and System having advanced embedded code hopping encryption and lear will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1514019