PORTABLE CHARGING CABLE WITH IN-LINE CONTROLLER
First Claim
1. An EVSE cord comprising:
- plural insulated conductors and a flexible outer sheath enclosing said plural insulated conductors,an EVSE docking connector on a docking end of the cord and a utility plug on a utility end of the cord,an in-line EVSE controller coupled between said docking and utility ends;
a control pilot conductor in said docking connector, wherein said in-line EVSE controller comprises;
a microprocessor comprising a serial port;
an analog buffer coupled between said microprocessor and said control pilot conductor;
a pulse generator coupled to said control pilot conductor and having a duty cycle controlled by said microprocessor; and
a temperature sensor having a temperature output coupled to said microprocessor, said temperature output representing a present temperature.
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Accused Products
Abstract
A portable electric vehicle support equipment (EVSE) unit is formed as a cord of plural insulated conductors and a flexible outer sheath enclosing said plural insulated conductors. The cord includes an EVSE docking connector on a docking end of the cord and a utility plug on a utility end of the cord, said cord being divided into a docking section terminated at said docking connector and a utility section terminated at said utility connector. The cord further includes an in-line EVSE controller and a housing enclosing said controller, said housing sealed with said flexible outer sheath and disposed at an intermediate section of said cord between said docking and utility sections.
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Citations
25 Claims
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1. An EVSE cord comprising:
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plural insulated conductors and a flexible outer sheath enclosing said plural insulated conductors, an EVSE docking connector on a docking end of the cord and a utility plug on a utility end of the cord, an in-line EVSE controller coupled between said docking and utility ends; a control pilot conductor in said docking connector, wherein said in-line EVSE controller comprises; a microprocessor comprising a serial port; an analog buffer coupled between said microprocessor and said control pilot conductor; a pulse generator coupled to said control pilot conductor and having a duty cycle controlled by said microprocessor; and a temperature sensor having a temperature output coupled to said microprocessor, said temperature output representing a present temperature. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. An EVSE cord comprising:
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plural insulated conductors and a flexible outer sheath enclosing said plural insulated conductors; an EVSE docking connector on a docking end of the cord and a utility plug on a utility end of the cord; an in-line EVSE controller; a control pilot conductor in said cord, wherein said in-line EVSE controller comprises; a microprocessor comprising a serial port; an analog buffer coupled between said microprocessor and said control pilot conductor; and a serial bus connected between said serial port and said control pilot conductor.
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10. In an EVSE cord comprising a utility connector at one end, an EVSE docking connector at an opposite end, and an in-line EVSE controller coupled between said utility connector and said docking connector, a method of communicating digital data between said in-line controller and an external digital device, said method comprising:
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coupling a serial port of a microprocessor of said in-line controller to a conductor of said cord that runs between said in-line controller and said docking connector; coupling a serial port of an external digital device to said conductor by connection to said docking connector. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17, 18)
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19. An EVSE cord comprising a utility connector at one end and an EVSE docking connector at an opposite end, and an in-line EVSE controller coupled between said utility connector and said docking connector, wherein said in-line EVSE controller is programmed to:
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sense a utility voltage received through said utility connector; determine which one of plural predetermined voltage ranges said utility voltage is closest to; and set said one predetermined voltage range as the allowed voltage range. - View Dependent Claims (20, 21, 22)
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23. In an EVSE cord comprising a utility connector at one end, an EVSE docking connector at an opposite end, and an in-line EVSE controller coupled between said utility connector and said docking connector, a method of operating said in-line EVSE controller, said method comprising:
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sensing at a sensor in said in-line controller a utility voltage received through said utility connector; determining which one of plural predetermined voltage ranges said utility voltage is closest to; setting said one predetermined voltage range as the allowed voltage range. - View Dependent Claims (24, 25)
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Specification