Patent · US Active

Service request interrupt router for virtual interrupt service providers

US10992750B2 · kind B2 · utility

0Cited by

1References

25Claims

0Family size

Assignee

Infineon Technologies AG · DE

Inventors

Frank Hellwig · Wunstorf, DE
Glenn Ashley Farrall · Long Ashton, GB
Gerhard Wirrer · Schliersee, DE

Key dates

Filing date	Jan 16, 2018
Grant date	Apr 27, 2021
Priority date	—
Expiry date	Jan 16, 2038

Classification

Technology area (CPC H)Electricity
CPC primaryH04L47/28
WIPO fieldComputer technology
WIPO sectorElectrical engineering

Abstract

A service request interrupt router having an interrupt controller mapped to an Interrupt Service Provider (ISP) having virtual ISPs; Service Request Nodes (SRNs) configured to convert respective interrupt signals to corresponding service requests, wherein each of the SRNs is configured to direct its service request to one of the virtual ISPs; and an arbitrator configured to arbitrate among the virtual ISPs in a time-sliced manner, and for each of the virtual ISPs, to arbitrate which of the service requests directed thereto has a highest priority.

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