Patent · US Expired

Multi-functional port

US7401162B2 · kind B2 · utility

26Cited by

9References

18Claims

0Family size

Assignee

Psion Teklogix Inc. · CA

Inventors

Keith Baker · Waterloo, US
Lawrence David Forsythe · Milton, CA
Marija Gajic-Mancic · Oakville, CA

Key dates

Filing date	Jul 23, 2003
Grant date	Jul 15, 2008
Priority date	—
Expiry date	Nov 13, 2023

Classification

Technology area (CPC H)Electricity
CPC primaryH04L69/18
WIPO fieldDigital communication
WIPO sectorElectrical engineering

Abstract

A multi-protocol port interface coupled to a plurality of selectable circuits, each of the circuits being associated with an electrical interface standard and selectable via a mode-select input signal in order to facilitate communication with a peripheral device coupled to the port, the peripheral device having a circuit chosen from the plurality of selectable circuits and associated with an electrical interface standard.

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