Patent · US Expired

Onboard RAM based FIFO with pointers to buffer overhead bytes of synchronous payload envelopes in synchronous optical networks

US7277447B2 · kind B2 · utility

2Cited by
7References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 30, 2001
Grant dateOct 2, 2007
Priority date
Expiry dateMar 13, 2024

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04J2203/0089
  • WIPO fieldTelecommunications
  • WIPO sectorElectrical engineering

Abstract

An on-chip RAM FIFO (first-in-first-out) buffer for storing SPE overhead bytes wherein each entry of the RAM FIFO stores (1) a byte of the SPE overhead; (2) an indication of which byte of the SPE overhead is currently stored in that entry; and (3) an indication of which STS signal that byte was taken from.

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