Patent · US Expired

Embedded access point supporting communication with mobile unit operating in power-saving mode

US6067297A · kind A · utility

294Cited by
17References
21Claims
0Family size

Assignee

Inventor

Key dates

Filing dateJun 28, 1996
Grant dateMay 23, 2000
Priority date
Expiry dateJun 28, 2016

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02D30/70
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

A wireless communication system, in particular a wireless LAN includes at least two mobile units, one of the mobile units including an adapter card configured to support embedded access point capability and including an association table for retaining status information concerning other mobile units in the network and message transmit queues allowing the system to operate in power saving polling mode. According to another aspect the invention relates to a wireless communication system including roaming mobile units wherein, when a mobile unit roams from a first access point to a second access point, the first access point only becomes aware of the roam once the mobile unit has transmitted a packet on to the backbone.

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