Telephonic communications – Diagnostic testing – malfunction indication – or electrical...
Reexamination Certificate
2006-04-24
2010-06-01
Tieu, Binh K (Department: 2614)
Telephonic communications
Diagnostic testing, malfunction indication, or electrical...
C379S001040, C379S024000, C379S029100
Reexamination Certificate
active
07729476
ABSTRACT:
An apparatus and method for testing integrity of a wired communication link includes receiving a plurality of signals, sent by at least one transmitter over the wired communications link, at corresponding multiple receivers. The signals have corresponding frequencies within a frequency range of the wired communication link, such that the frequencies are representative of the frequency range. A signal loss corresponding to each of the frequencies is measured, and an indication of whether each measured signal loss is within an acceptable range is provided. The wired communication link may be a coaxial cable.
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Diroo Yolius
Walter Edward A.
Wollmershauser Steven M
AT&T Intellectual Property I L.P.
Greenblum & Bernstein P.L.C.
Tieu Binh K
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