Patent · US Expired

Three wire communication protocol

US6922790B2 · kind B2 · utility

5Cited by
4References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 25, 2002
Grant dateJul 26, 2005
Priority date
Expiry dateJan 21, 2024

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L7/0054
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

Disclosed is a serial communications protocol for connecting a master and a plurality of slaves using three communication lines. The protocol establishes a method for communication between the master and any slave. Any device on the communication bus may initiate the communication. A method of arbitrating any bus collisions is also given.

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