Patent · US Expired

Built-in test scheme for a jitter tolerance test of a clock and data recovery unit

US5835501A · kind A · utility

44Cited by
3References
13Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 4, 1996
Grant dateNov 10, 1998
Priority date
Expiry dateMar 4, 2016

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L1/24
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A jitter test system for a clock and data recovery unit (CRU) is comprised of a data generating apparatus, apparatus for clocking the data generating apparatus with a jittered clock, apparatus for applying a stream of data generated by the data generating apparatus that has been jittered by the jittered clock to an input of the CRU, and apparatus for detecting a bit error rate of a data signal output from the CRU.

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