System and method for communications link control

Patent metadata

Field	Value
Publication number	US-9019986-B2
Application number	US-201213649082-A
Country	US
Kind code	B2
Filing date	Oct 10, 2012
Priority date	Nov 18, 2011
Publication date	Apr 28, 2015
Grant date	Apr 28, 2015

Abstract

A method for operating an access point includes receiving information from a first station configured to operate in a non-traffic-indication-map (non-TIM) mode, and determining if downlink data intended for the first station is available at the access point. The method also includes transmitting at least one of the downlink data intended for the first station to the first station, a data indicator indicating that the downlink data intended for the first station is available at the access point, information indicating downlink data is available for the first station, and a time indicator indicating a specific time when the downlink data intended for the first station will be sent to the first station.

First claim

What is claimed is:

1. A method for operating an access point, the method comprising:
receiving, by the access point, information from a first station operating in a non-traffic-indication-map (non-TIM) mode;
broadcasting, by the access point, a beacon comprising a traffic indication map (TIM), wherein the TIM has entries for other stations operating in a TIM mode, and no entry for the first station operating in the non-TIM mode;
determining, by the access point, if downlink u…

Assignees

• Futurewei Technologies Inc

Inventors

• Calcev George
• Chen Bin
• Cai Lin

Classifications

• H04W72/23

  Electricity · mapped topic

• H04W84/12

  Electricity · mapped topic

• H04W88/08

  Electricity · mapped topic

• H04W48/12 Primary

  Electricity · mapped topic

• H04L49/1584

  Electricity · mapped topic