METHOD AND DEVICE FOR PREVENTING INTERFERENCE IN OVERLAPPING SERVICE AREA

Title:

METHOD AND DEVICE FOR PREVENTING INTERFERENCE IN OVERLAPPING SERVICE AREA

Document Type and Number:

WIPO Patent Application WO/2015/060514

Kind Code:

A1

Abstract:

A method and a device for preventing interference in an overlapping service area are disclosed. The method for preventing interference in an overlapping service area of a wireless LAN can comprise the steps of: receiving, by an interference AP, a beacon frame broadcasted by an AP, wherein the beacon frame includes an interference prevention information element; receiving, by the interference AP, a sounding PPDU indicated on the basis of the interference prevention information element from the AP; determining, by the interference AP, a transmission control matrix on the basis of the sounding PPDU; and transmitting, by the interference AP, data through a beam generated on the basis of the transmission control matrix.

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Inventors:

SEOK YONGHO (KR)

Application Number:

PCT/KR2014/005400

Publication Date:

April 30, 2015

Filing Date:

June 19, 2014

Export Citation:

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Assignee:

LG ELECTRONICS INC (KR)

International Classes:

H04B7/02; H04B15/02

Domestic Patent References:

WO2011115431A2

2011-09-22

Foreign References:

US20120257574A1	2012-10-11
US20120230443A1	2012-09-13
KR20110119520A	2011-11-02
JP2013509795A	2013-03-14

Attorney, Agent or Firm:

S&IP PATENT & LAW FIRM (KR)
에스앤아이피 특허법인 (KR)

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