System for the contactless exchange of data, and responder for u

Details System for the contactless exchange of data, and responder for u System for the contactless exchange of data, and responder for u

1993-06-17

1995-06-20

Coles, Sr., Edward L.

Pulse or digital communications

Transceivers

455 41, H04B 100

Patent

active

054266670

ABSTRACT:
Disclosed is a system for the contactless exchange of data between one or more transmitter/receiver devices and a plurality of responders. According to the invention, at least one of the responders is designed to exchange data via a microwave connection with a transmitter/receiver device operating in the microwave range, and to exchange data via an inductive coupling with an inductively operating transmitter/receiver device.

REFERENCES:
patent: 3689885 (1972-09-01), Kaplan et al.
patent: 3898565 (1975-08-01), Takeuchi et al.
patent: 5054112 (1991-10-01), Ike
patent: 5070500 (1991-12-01), Horinouchi et al.
patent: 5128972 (1992-07-01), Horinuchi et al.
patent: 5293400 (1994-03-01), Monod et al

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