Patent ID: 9184792
Filing Date: 2015-11-10
Classification: B60L,H01M,H02J,H04B,H04L,Y02E,Y02T,Y04S

Abstract:
1. A charging equipment capable of charging a battery on an electrically powered vehicle, the charging equipment comprising: a charging cable configured to be connected, when charging said battery, between said electrically powered vehicle and said charging equipment; a first communication unit configured to communicate with said electrically powered vehicle by a first communication method by using a signal line in said charging cable; a second communication unit configured to communicate with said electrically powered vehicle by a second communication method by using said signal line; a signal line connector configured to switch connection and disconnection between said second communication unit and said signal line; and a signal line voltage calculator configured to calculate an amount of change in a signal line voltage which is a voltage on said signal line between before and after said signal line connector connects said second communication unit to said signal line, wherein said signal line connector disconnects, when said amount of change in said signal voltage does not fall within a predetermined allowable range, said second communication unit from said signal line.