Communications: electrical – Continuously variable indicating – With meter reading
Patent
1994-11-14
1996-02-20
Yusko, Donald J.
Communications: electrical
Continuously variable indicating
With meter reading
34082544, 34082531, 380 23, H04Q 700
Patent
active
054932831
ABSTRACT:
A system for locating any mobile body of a plurality thereof within a predetermined environment, wherein each mobile body carries a transmitter (10 to 18), each transmitter producing a unique identifying signal, and a plurality of receivers (20 to 32) located in a corresponding plurality of defined regions in the environment, each receiver incorporating a FIFO buffer memory (28) into which carrier identifying data is inserted and a controller for interrogating the receiver means in turn to link the identification data with location data. (FIG. 1 ). A carrier authentication system is also described.
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Hopper Andrew
Needham Roger M.
Want Roy
Wheeler David J.
Holloway III Edwin C.
Olivetti Research Limited
Yusko Donald J.
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