無線通信システム - Ueda Japan Radio Co., Ltd.

Title:

無線通信システム

Document Type and Number:

Japanese Patent JP4500330

Kind Code:

B2

Abstract:

To achieve a radio communication system assuring reliability of communications with a simplified protocol.

A slave node 100-9 conducts measurement to detect whether information is transmitted from the other slave node as the relaying destination for the specified period after transmission of information to the other slave node showing the least number of times of relaying to the master node 300. In the case where information is not transmitted from the other slave node as the relaying destination, the slave node is changed, for retransmission of information, to the other slave node showing the next least number of times of relaying to the master node from candidates of the slave node as the relaying destination based on table.

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Inventors:

Hiroyasu Shibata
Junichi Miyajima

Application Number:

JP2007162558A

Publication Date:

July 14, 2010

Filing Date:

June 20, 2007

Export Citation:

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Assignee:

Ueda Japan Radio Co., Ltd.

International Classes:

H04W74/08; H04W84/12

Domestic Patent References:

JP2001237764A
JP8139659A
JP2007005963A

Attorney, Agent or Firm:

Kenji Yoshida
Jun Ishida

Previous Patent: JPH04500329

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