Telecommunications – Transmitter and receiver at same station – With a common signal processing stage
Patent
1995-03-03
1996-11-26
Eisenzopf, Reinhard J.
Telecommunications
Transmitter and receiver at same station
With a common signal processing stage
455 542, 455 90, 455128, H04B 138
Patent
active
055794432
ABSTRACT:
A vehicular communication device includes a plurality of request switches, a request signal generator means, a transmitter, a receiver and a display. The request switches respectively designate a plurality of services which a user may request. The request signal generating means checks the operational conditions of all request switches in order to enable the user to operate at least two of the request switches substantially simultaneously. The request signal generator then generates a request signal on the basis of the checking. The transmitter transmits the request signal to a remote service facility. The receiver receives an acknowledgment signal received signal transmitted from the service facility. The display displays a message in accordance with the acknowledgment signal for assuring the user that the request signal has been received by the service facility.
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Journal of Nippodenso Technical Disclosure, p. 139 disclosure #56-139, dated Nov. 15, 1987.
Kaneiwa Toshiyuki
Tatematsu Junji
Yoshino Yasuhisa
Arthur Gertrude
Eisenzopf Reinhard J.
Nippondenso Co. Ltd.
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