Title:
マルチホップ通信システム、ハイブリッド子機、マルチホップ通信システムにおける通信路の選択方法
Document Type and Number:
Japanese Patent JP5799236
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To increase communication reliability in multi-hop communication while reducing signal interference and/or racquet collision.SOLUTION: The multi-hop communication system comprises: a master unit 20; and plural extension units 10 as nodes. The master unit 20 and the plural extension units 10 perform multi-hop communication thereamong. Each extension unit 10 includes a hybrid extension unit 11 which is capable of selecting two different communication systems; i.e., wireless communication and power-line carrier communication. The hybrid extension unit 11 includes a select and processing section 1103 that selects a communication system which is used in an upper communication channel at the master unit 20 side according to a topology of a communication channel in neighboring another node the hop number of which is 1.
Inventors:
Yukio Okada
Application Number:
JP2013265487A
Publication Date:
October 21, 2015
Filing Date:
December 24, 2013
Export Citation:
Assignee:
Panasonic IP Management Co., Ltd.
International Classes:
H04L12/28; H04Q9/00; H04W4/04; H04W40/02; H04W84/22
Domestic Patent References:
| JP2011171994A | ||||
| JP2008219599A | ||||
| JP2007209042A |
Attorney, Agent or Firm:
Keisei Nishikawa