Methods of determining channel information based on energy...

Details Methods of determining channel information based on energy... Methods of determining channel information based on energy...

2005-12-27

2005-12-27

Wachsman, Hal (Department: 2857)

Data processing: measuring, calibrating, or testing

Measurement system in a specific environment

Electrical signal parameter measurement system

C702S076000, C702S075000, C370S480000

Reexamination Certificate

active

06980913

ABSTRACT:
A method, apparatus, and system for spectrum analysis. The method, apparatus, and system for spectrum analysis include measuring energy incident at a frequency in a frequency spectrum corresponding to a channel, but not all frequencies in the frequency spectrum, and determining whether the energy measured at the frequency exceeds a valid channel threshold.

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patent: 5477465 (1995-12-01), Zheng
patent: 5809427 (1998-09-01), Perreault et al.
patent: 5939887 (1999-08-01), Schmidt et al.
patent: 6804262 (2004-10-01), Vogel et al.
patent: 2004/0203392 (2004-10-01), Hsu et al.

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