Title:
A wireless transfer system and the method of controlling an access point
Document Type and Number:
Japanese Patent JP6121279
Kind Code:
B2
Abstract:
Provided is a wireless transmission system including a plurality of access points and an access controller. The access controller determines a start standard time for a polling period for the plurality of access points to perform polling communication with a plurality of wireless terminals. The access controller generates a scheduling setting information indicating timings when the plurality of access points perform polling communication with the plurality of wireless terminals during the polling period. The access controller transmits, to each of the plurality of access points, a polling period start signal including the start standard time and a corresponding portion of the scheduling setting information for each of the plurality of access points. The plurality of access points perform polling communication with the plurality of wireless terminals based on respective polling period start signals.
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Inventors:
Haruki Nishimura
Ryosuke Fujiwara
Makoto Katagishi
Miyazaki
Ryosuke Fujiwara
Makoto Katagishi
Miyazaki
Application Number:
JP2013160526A
Publication Date:
April 26, 2017
Filing Date:
August 01, 2013
Export Citation:
Assignee:
株式会社日立製作所
International Classes:
H04W74/06; H04W28/16; H04W74/08; H04W84/12; H04W88/12
Domestic Patent References:
| JP2005065164A | ||||
| JP2005340943A | ||||
| JP2007336131A | ||||
| JP11205346A | ||||
| JP2012235453A | ||||
| JP2002158667A | ||||
| JP2000092077A |
Foreign References:
| US20080025274 |
Attorney, Agent or Firm:
Fujio Patent Office