Telephonic communications – Diagnostic testing – malfunction indication – or electrical... – Testing of network terminating interface – subscriber trunk...
Reexamination Certificate
2005-06-07
2005-06-07
Tieu, Binh (Department: 2643)
Telephonic communications
Diagnostic testing, malfunction indication, or electrical...
Testing of network terminating interface, subscriber trunk...
C379S001010, C379S009060, C379S022060, C379S027060
Reexamination Certificate
active
06904130
ABSTRACT:
A test unit for determining whether a local telephone company demarcation point device is providing telecommunication signals to one of a plurality of telephone lines of a telephone system includes: a demarcation point connector that is configured to interface with a connector of the demarcation point; a telephone system connector that is configured to interface with a connector of the telephone system; a plurality of switches, each of the switches being configured to selectively connect a connection site of the demarcation point device with a corresponding connection site of the telephone system, the selective connection providing a telephone line therebetween; and an indicator that signals whether a designated connection site of the demarcation point device is providing telecommunication signals to its respective telephone line.
REFERENCES:
patent: 5166925 (1992-11-01), Ward
patent: 5553136 (1996-09-01), Meyerhoefer et al.
patent: 5802143 (1998-09-01), Borchering et al.
patent: 5832071 (1998-11-01), Voelker
patent: 5854824 (1998-12-01), Bengal et al.
patent: 6039578 (2000-03-01), Suffi et al.
patent: 6201853 (2001-03-01), Butler et al.
patent: 6222908 (2001-04-01), Bartolutti et al.
Forsberg Kevin
Urban Blake R.
Bellsouth Intellectual Property Corporation
Myers Bigel & Sibley & Sajovec
Tieu Binh
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