PROBLEM TO BE SOLVED: To appropriately reduce the number of wires by increasing the number of sensors integrated into one system while avoiding increase in power supplied by an ECU.SOLUTION: In a power line communication system, each sensor A or B performs data transmission processing including synchronization calculation and data transmission in a period not overlapping with each other. Thereby, an ECU does not need to perform synchronization calculation at the same time for the plurality of sensors and only needs to perform synchronization calculation for one sensor. As a result, supply power in a synchronization calculation period does not increase depending on the number of sensors.SELECTED DRAWING: Figure 5
【課題】ECUからの供給電力の増加を回避しつつも1個の系に纏められるセンサの個数を増やし、省線化を適切に図る。【解決手段】電力線通信システムにおいて、各センサA,Bは、同期計算とデータ送信とを含むデータ送信処理を互いに重ならない期間で行う。ECUにおいては、複数のセンサに対して同時に同期計算を行う必要がなくなり、1個のセンサに対して同期計算を行えば良くなる。その結果、同期計算期間での供給電力がセンサの個数に依存して増えることがなくなる。【選択図】図5
POWER LINE COMMUNICATION SYSTEM
電力線通信システム
2017-05-18
Patent
Electronic Resource
Japanese
IPC: | H04B TRANSMISSION , Übertragung / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION , Übertragung digitaler Information, z.B. Telegrafieverkehr |
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