PROBLEM TO BE SOLVED: To provide a technique that can selectively wake up a desired node via a transmission path used for communication.SOLUTION: A communication execution unit (13 or 14) executes communication via a transmission path at preset transmission speed during a wakeup mode. A low-frequency attenuation unit (12) is connected between the transmission path and the communication execution unit and attenuates low-frequency components lower than the transmission speed from a signal communicated by the communication execution unit. A wakeup control unit (16) is connected at the transmission path side of the low-frequency attenuation unit, and communicates a wakeup signal to shift an operation mode from a sleep mode to a wakeup mode by using a low-frequency band, an attenuation object at the low-frequency attenuation unit.SELECTED DRAWING: Figure 2
【課題】通信に使用する伝送路を介して所望ノードの選択的なウェイクアップを実現する技術を提供する。【解決手段】通信実行部(13,14)は、ウェイクアップモードの時に、予め設定された伝送速度にて伝送路を介した通信を実行する。低周波減衰部(12)は、伝送路と通信実行部との間に接続され、通信実行部が送受信する信号から伝送速度より低い低周波成分を減衰させる。ウェイクアップ制御部(16)は、低周波減衰部の伝送路側に接続され、低周波減衰部での減衰対象となる低周波数帯を使用して、動作モードをスリープモードからウェイクアップモードに遷移させるウェイクアップ信号を送受信する。【選択図】図2
NETWORK CONTROL DEVICE
ネットワーク制御装置
2016-12-08
Patent
Electronic Resource
Japanese
IPC: | H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION , Übertragung digitaler Information, z.B. Telegrafieverkehr / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR |
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