Radio communication system equipped with electronic appliance

Communications: electrical – Continuously variable indicating – With meter reading

Patent

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Details

34082548, 364705, 455 89, H04Q 100

Patent

active

047423528

ABSTRACT:
A radio communication system is used with an electronic appliance such as a wristwatch. The radio communication system includes a single transmitter unit including a first reference clock pulse generator which transmits paging data together with message data. A plurality of receiver units each have a second reference clock pulse generator which is built in the appliance, to decode the paging and message data uniquely characterizing that receiver unit with the help of a second reference clock pulse which has been synchronized with a first reference clock pulse. The paged operator is warned and the message is displayed.

REFERENCES:
patent: 3937004 (1976-02-01), Natori et al.
patent: 3976995 (1976-08-01), Sebestyen
patent: 4162610 (1979-07-01), Levine
patent: 4181893 (1980-01-01), Ehmke
patent: 4334319 (1982-06-01), Gurry
patent: 4383257 (1983-05-01), Giallanza et al.
patent: 4384361 (1983-05-01), Masaki
patent: 4398192 (1983-08-01), Moore et al.
patent: 4563680 (1986-01-01), Nakajima

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