Communications: electrical – Condition responsive indicating system – With particular system function
Patent
1997-07-16
2000-10-31
Crosland, Donnie L.
Communications: electrical
Condition responsive indicating system
With particular system function
34082516, 359110, 359143, 370241, G08B 2900
Patent
active
061409200
ABSTRACT:
A field replaceable element of an optical transmission system includes an operating unit (1), a self test means (2), and non volatile memory (3) for storing self test results on-board. Parameters of the internal operation of the unit may be stored, to facilitate long term analysis of component ageing, and to facilitate diagnosis of faults.
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patent: 5508690 (1996-04-01), Shur et al.
patent: 5517519 (1996-05-01), Carborne, Jr. et al.
patent: 5818343 (1998-10-01), Sobel et al.
Crosland Donnie L.
Nortel Networks Limited
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