Patent · US Active

Systems and methods for providing a separate contention window allowing allocations for pending uplink SDMA transmission opportunities

US8743793B2 · kind B2 · utility

1Cited by
2References
40Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 10, 2009
Grant dateJun 3, 2014
Priority date
Expiry dateMar 4, 2032

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04W84/12
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

A method for providing uplink spatial division multiple access (SDMA) transmission opportunities (TXOP) is described. A demarcation indication may be sent to one or more subscriber stations. An SDMA contention window may be started. An allocation indication may be received. Requested uplink SDMA TXOP resources may be allocated according to the allocation indication.

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