Method of and apparatus for detecting transients in an optical transmission system
First Claim
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1. A method of monitoring transients in an optical transmission system having two or more optical elements, the method comprising detecting the existence of a transient in said system and determining the cause of the transient by monitoring variations in system characteristics.
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Abstract
A method of monitoring transients in an optical transmission system having two or more optical elements is disclosed. The method comprises detecting the existence of a transient in the system and determining the cause of the transient or the location of the cause of the transient by monitoring variations in system characteristics.
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44 Claims
- 1. A method of monitoring transients in an optical transmission system having two or more optical elements, the method comprising detecting the existence of a transient in said system and determining the cause of the transient by monitoring variations in system characteristics.
- 18. A method of monitoring transients in an optical transmission system having two or more optical elements, the method comprising detecting the existence of a transient in said system and determining in which optical element the transient is produced by monitoring variations in system characteristics.
- 25. An optical transmission system having two or more optical elements and transient monitoring means arranged to detect transients in said system, wherein said means are arranged to determine the phenomenon causing each of said transients and/or the element in which the transient is produced by monitoring variations in system characteristics.
- 29. Transient monitoring means arranged to detect transients within an optical transmission system, wherein said means are arranged to determine the cause of each of said transients by monitoring variations in system characteristics.
- 38. A transient monitoring means arranged to detect transients in an optical transmission system, having two or more optical elements, wherein said means are arranged to determine in which optical element the transient is produced by monitoring variations in system characteristics.
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