InterDigital Inc (IDCC)

[Gamco]

United States Patent 9,854,453
Wang , et al. December 26, 2017

Methods for WiFi sectorization MAC enhancement


Abstract

A method and apparatus may be used for WiFi sectorization medium access control enhancement (WiSE MAC). An IEEE 802.11 STA may receive an omni-directional indication of a first sectorized transmission opportunity (TXOP) associated with a second STA. The omni-directional indication may include an identifier (ID) of a first sector associated with the first sectorized TXOP. The STA may transmit a directional indication of a second sectorized TXOP a condition that a second sector associated with the second sectorized TXOP does not interfere with the first sector associated with the first sectorized TXOP.



Inventors:
Wang; Xiaofei (Cedar Grove, NJ), Zhang; Guodong (Syosset, NY)

Applicant:


Name

City

State

Country

Type


INTERDIGITAL PATENT HOLDINGS, INC.
Wilmington
DE
US


Assignee:
InterDigital Patent Holdings, Inc. (Wilmington, DE)


Family ID:
1000003031362

Appl. No.:
14/888,622

Filed:
May 1, 2014

PCT Filed:
May 01, 2014

PCT No.:
PCT/US2014/036379

371(c)(1),(2),(4) Date:
November 02, 2015

PCT Pub. No.:
WO2014/179575

PCT Pub. Date:
November 06, 2014


Prior Publication Data






Document Identifier

Publication Date

US 20160066198 A1 Mar 3, 2016



Related U.S. Patent Documents









Application Number

Filing Date

Patent Number

Issue Date

61819153 May 3, 2013
61832003 Jun 6, 2013




Current U.S. Class: 1/1
Current CPC Class: H04W 16/28 (20130101); H04B 7/0617 (20130101); H04W 74/0816 (20130101); H04W 72/046 (20130101); H04W 84/12 (20130101)
Current International Class: H04W 4/00 (20090101); H04W 16/28 (20090101); H04W 74/08 (20090101); H04B 7/06 (20060101); H04W 72/04 (20090101); H04W 84/12 (20090101)

PPP