PROBLEM TO BE SOLVED: To provide a communication system capable of avoiding wasteful consumption of a time slot, even if the time slot is allocated by considering avoidance of interference in road-to-road communication.SOLUTION: In a communication system, a plurality of road side communication devices 2 performs transmission by using a radio frame in which a first slot SL1 is disposed. The radio frame includes a first slot SL1 for road to vehicle communication, and a first slot SL1 for road-to-road communication. The plurality of road side communication devices 2 includes communication control devices for transmitting the first slot SL1 for the road-to-road communication, while sharing a plurality of time channels on the road-to-road communication.SELECTED DRAWING: Figure 6
【課題】 路路間通信の干渉回避を考慮した時間スロットの割り当てを行ったとしても、時間スロットが無駄に消費されてしまうのを抑制することができる通信システムを提供する。【解決手段】 本発明の通信システムでは、複数の路側通信機2は、第1スロットSL1が配列された無線フレームを用いて送信を行う。無線フレームには、路車間通信用の第1スロットSL1、及び路路間通信用の第1スロットSL1が設けられている。複数の路側通信機2は、路路間通信用の第1スロットSL1を路路間通信における複数の時間チャネルで共用して送信を行う通信制御装置を備えている。【選択図】図6
COMMUNICATION SYSTEM, TRANSMISSION METHOD, ROADSIDE COMMUNICATION DEVICE, AND COMPUTER PROGRAM
通信システム、送信方法、路側通信機、及びコンピュータプログラム
2016-09-08
Patent
Electronic Resource
Japanese
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