Patent · US Active

Method and apparatus for contention-based uplink data transmission

US8774819B2 · kind B2 · utility

70Cited by
2References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 11, 2010
Grant dateJul 8, 2014
Priority date
Expiry dateAug 14, 2031

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH04W74/0838
  • WIPO fieldDigital communication
  • WIPO sectorElectrical engineering

Abstract

A method and apparatus for a wireless transmit receive unit (WTRU) to use a contention-based uplink communications channel, applies a rule-based restriction of access to the contention-based uplink channel that attempts to use at least one contention-free uplink channel allocation for uplink transmissions on a condition that at least one contention-free uplink channel allocation has been granted.

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