Patent · US Active

Multi-lane serial link signal receiving system

US9419786B2 · kind B2 · utility

5Cited by
29References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 27, 2015
Grant dateAug 16, 2016
Priority date
Expiry dateMar 27, 2035

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L7/0337
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

A multi-lane serial link signal receiving system includes a clock generating circuit and a plurality of data receiving channels. The clock generating circuit provides a fundamental clock signal. Each of the data receiving channels receives an input signal and the fundamental clock signal, and includes a phase detecting circuit, a multi-order digital clock data recovery circuit and a phase adjusting circuit. The phase detecting circuit samples the input signal according to a sampling clock signal to generate a sampled signal. The multi-order digital clock data recovery circuit performs a digital clock data recovery process on the sampled signal to generate phase adjusting information. The phase adjusting circuit adjusts the phase of the fundamental clock signal according to the phase adjusting information to generate the sampling clock signal.

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