Patent · US Expired

Sonet/SDH signal recognition and selection

US5572515A · kind A · utility

35Cited by
6References
21Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 28, 1994
Grant dateNov 5, 1996
Priority date
Expiry dateDec 28, 2014

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S370/907
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

System for automatic signal recognition and selection in a Synchronous Optical Network (Sonet) and Synchronous Digital Hierarchy (SDH) signal. The system automatically looks for signal location, signal rate, signal structure, signal payload mapping, and signal test patterns and displays the results in a matrix form. A user is allowed to select a specific channel within a specific structure, thereby setting the instrument's receiver.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.