Patent · US Active

Switching hub and LAN system

US7920567B2 · kind B2 · utility

8Cited by
1References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 6, 2008
Grant dateApr 5, 2011
Priority date
Expiry dateAug 6, 2028

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04L2012/445
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

A switching hub is provided with a control unit for setting, for a port, a VLAN-ID comprising a subgroup ID of a subgroup constituting a VLAN, and a sub-ID of a group contained in the subgroup ID, and a switching processing unit for relaying a frame, which contains the VLAN-ID, via the port, which matches the VLAN-ID.

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