Patent ID: 9161173
Filing Date: 2015-10-13
Classification: H04B,H04W

Abstract:
1. A radio communication system comprising: a plurality of repeaters connected to each other via communication lines, each allocated with a unique channel; and a plurality of radio client devices that communicate with each other via at least one of the plurality of repeaters; wherein a plurality of communication areas are formed in which each of the plurality of radio client devices is capable of receiving a signal transmitted by multiple repeaters from among the plurality of repeaters in each communication area, in each communication area, at least one predetermined repeater transmits a usage condition signal in a case where a channel allocated to the predetermined repeater is usable for communication, each of the plurality of radio client devices scans a channel allocated to the predetermined repeater, and transmits a request for location registration to the predetermined repeater in a case of detecting the usage condition signal, and the repeater, in a case of receiving a request for location registration from one of the plurality of radio client devices, conducts location registration for the radio client device, transmits information about the radio client device whose location is registered to a predetermined repeater in a communication area of the repeater or to a predetermined repeater in a different communication area, and in a case of receiving information about a radio client device whose location is registered from another repeater in the communication area of the repeater, transmits information about the radio client device whose location is registered to the predetermined repeater in the different communication area.