To provide an on-vehicle communication device, an on-vehicle communication system, a communication program, and a communication method, with which it can be expected that time required to communicate is reduced between a communication device disposed in a vehicle and plural communication devices mounted to plural wheels.SOLUTION: An on-vehicle communication device according to the present embodiment includes: a request signal transmission part for wirelessly transmitting request signals containing identification information that is different for each transmitting antenna, in order from a plurality of transmitting antennas; and a response signal reception part for receiving a response signal containing identification information included in a request signal, that is transmitted by a wheel side communication device having received the request signal transmitted by the request signal transmission part, by using a receiving antenna. After finishing transmission of a request signal from a first transmitting antenna, the request signal transmission part starts transmitting a request signal from a second transmitting antenna, without waiting for reception of a response signal from a wheel side communication device with respect to the request signal.SELECTED DRAWING: Figure 2

    【課題】車体に設けられた通信装置と、複数の車輪に設けられた複数の通信装置との間の通信に要する時間を低減することが期待できる車載通信装置、車載通信システム、通信プログラム及び通信方法を提供する。【解決手段】本実施の形態に係る車載通信装置は、送信用アンテナ毎に異なる識別情報を含む要求信号を複数の送信用アンテナから順番に無線送信する要求信号送信部と、要求信号送信部が送信した要求信号を受信した車輪側通信装置が要求信号に含まれる識別情報を含めて送信する応答信号を受信用アンテナを用いて受信する応答信号受信部とを備え、要求信号送信部は、第1の送信用アンテナからの要求信号の送信を終えた後、当該要求信号に対する車輪側通信装置からの応答信号の受信を待つことなく、第2の送信用アンテナからの要求信号の送信を開始する。【選択図】図2


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    Title :

    ON-VEHICLE COMMUNICATION DEVICE, ON-VEHICLE COMMUNICATION SYSTEM, COMMUNICATION PROGRAM, AND COMMUNICATION METHOD


    Additional title:

    車載通信装置、車載通信システム、通信プログラム及び通信方法


    Contributors:

    Publication date :

    2019-09-19


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B60C VEHICLE TYRES , Fahrzeugreifen / H04B TRANSMISSION , Übertragung



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