CA1287904C - Detection de pertes de signal a l'entree d'un circuit optique - Google Patents

Detection de pertes de signal a l'entree d'un circuit optique

Info

Publication number
CA1287904C
CA1287904C CA 552800 CA552800A CA1287904C CA 1287904 C CA1287904 C CA 1287904C CA 552800 CA552800 CA 552800 CA 552800 A CA552800 A CA 552800A CA 1287904 C CA1287904 C CA 1287904C
Authority
CA
Canada
Prior art keywords
signal
voltage
transistor
loss
alarm
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CA 552800
Other languages
English (en)
Inventor
Miklos J. Kollanyi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
GTE Communication Systems Corp
Original Assignee
GTE Communication Systems Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by GTE Communication Systems Corp filed Critical GTE Communication Systems Corp
Application granted granted Critical
Publication of CA1287904C publication Critical patent/CA1287904C/fr
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Optical Communication System (AREA)
CA 552800 1986-12-22 1987-11-19 Detection de pertes de signal a l'entree d'un circuit optique Expired - Fee Related CA1287904C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US94404286A 1986-12-22 1986-12-22
US944,042 1986-12-22

Publications (1)

Publication Number Publication Date
CA1287904C true CA1287904C (fr) 1991-08-20

Family

ID=25480683

Family Applications (1)

Application Number Title Priority Date Filing Date
CA 552800 Expired - Fee Related CA1287904C (fr) 1986-12-22 1987-11-19 Detection de pertes de signal a l'entree d'un circuit optique

Country Status (1)

Country Link
CA (1) CA1287904C (fr)

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Legal Events

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