Invention Grant
- Patent Title: Isolated high precision pilot voltage generating circuit and electric vehicle supply equipment including the same
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Application No.: US15384553Application Date: 2016-12-20
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Publication No.: US10017064B1Publication Date: 2018-07-10
- Inventor: Andrew Yang , Tom Xiong , Kevin Zhong , Alex Zhuang , Martin Chen
- Applicant: Eaton Corporation
- Applicant Address: IE Dublin
- Assignee: EATON INTELLIGENT POWER LIMITED
- Current Assignee: EATON INTELLIGENT POWER LIMITED
- Current Assignee Address: IE Dublin
- Agency: Eckert Seamans
- Main IPC: B60L11/18
- IPC: B60L11/18

Abstract:
An electrical circuit for electric vehicle supply equipment including a pilot control signal unit structured to generate a pilot control signal having a state including one of a high state and a low state, a pilot control signal isolation unit structured to generate an isolated pilot control signal that is isolated from the power lines of the electric vehicle supply equipment and is based on the state of the pilot control signal, and an amplification unit structured to generate a pilot signal based on the state of the pilot control signal. The amplification unit is structured to receive the isolated pilot control signal and the isolated voltage and to use the isolated pilot control signal and the isolated voltage to generate the pilot signal, and the pilot signal is isolated from the power lines of the electric vehicle supply equipment.
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