Patent · US Expired

Method and system for providing uplink/downlink collision avoidance in a wireless communication system

US5517504A · kind A · utility

21Cited by
9References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 29, 1994
Grant dateMay 14, 1996
Priority date
Expiry dateJul 29, 2014

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04W88/08
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

Collision avoidance is maximized by placing collision avoidance scheduling in a central access manager. The central access manager coordinates downlink transmissions of a base site with the uplink transmissions by subscriber units, virtually avoiding collisions of the two types of transmissions. The subscriber units utilize a waiting period prior to transmission of packets to permit the central access manager to maintain the scheduling.

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