Device and method for checking whether a signal with a...

Details Device and method for checking whether a signal with a... Device and method for checking whether a signal with a...

2007-05-29

2007-05-29

Ha, Dac V. (Department: 2611)

Pulse or digital communications

Receivers

Angle modulation

C375S340000, C375S377000, C327S037000, C327S044000, C327S047000, C327S048000, C327S080000, C455S226100, C455S227000, C455S336000

Reexamination Certificate

active

10296035

ABSTRACT:
A device and method are disclosed, whereby the normally complicated and difficult frequency determination is achieved by simply arranged and executed measures, namely by means of larger, smaller and/or equal comparisons and a counting of certain events. The invention further relates to arrangements whereby the noise signal level, or the influence thereof on the verification to be carried out is reduced.

REFERENCES:
patent: 3526717 (1970-09-01), Himes et al.
patent: 4232267 (1980-11-01), Hanajima et al.
patent: 4489281 (1984-12-01), Riyono
patent: 4554508 (1985-11-01), Haque
patent: 5103463 (1992-04-01), Schoeneberg
patent: 5657316 (1997-08-01), Nakagaki et al.
patent: 6114880 (2000-09-01), Buer et al.
Gunter Immeyer, “Abstimmhilfe fur RTTY/SSTV bei SSB-Empfangern,” p. 86-88, (1989).

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