Portable telephone equipment with condition restoration

Details Portable telephone equipment with condition restoration Portable telephone equipment with condition restoration

1994-01-14

1996-08-27

Eisenzopf, Reinhard J.

Telecommunications

Receiver or analog modulated signal frequency converter

With particular receiver circuit

455 382, 455 383, 379 58, H04B 116

Patent

active

055510779

ABSTRACT:
After recovery from a power failure in a main power source, if it is a short break, recovery time is obtained from a built-in clock and the period of the short break is calculated from this recovery time and the time when the short break occurred. If the of period of the short break falls within a resumption allowable time range, a resuming function is effected by setting information on the pre-break operation state of the equipment prestored in a memory so that the equipment can continue operation.

REFERENCES:
patent: 4509201 (1985-04-01), Sekigawa et al.
patent: 4903327 (1990-02-01), Raghuram et al.
patent: 5036532 (1991-07-01), Metroka et al.
patent: 5222245 (1993-06-01), Ando et al.

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