CPC B60L 53/11 (2019.02) [B60L 3/0069 (2013.01); B60L 3/04 (2013.01); B60L 53/12 (2019.02); B60L 53/126 (2019.02); B60L 53/22 (2019.02); B60L 53/30 (2019.02); B60L 53/37 (2019.02); B60L 53/38 (2019.02); B60L 53/66 (2019.02); B60L 53/68 (2019.02); B60L 2200/26 (2013.01); B60L 2210/30 (2013.01); B60L 2210/40 (2013.01); B60L 2270/147 (2013.01); Y02T 10/70 (2013.01); Y02T 10/7072 (2013.01); Y02T 10/72 (2013.01); Y02T 90/12 (2013.01); Y02T 90/14 (2013.01)] | 25 Claims |
1. An apparatus for determining a position of a vehicle-based wireless power transfer device relative to a ground-based wireless power transfer device, the apparatus comprising:
a transmitter configured to transmit a wide-band signal suitable for providing a specified position resolution; and
a plurality of receivers, each configured to receive the wide-band signal and to measure a relative time of arrival of the wide-band signal at the receiver;
a processor configured to:
determine the position of the vehicle-mounted wireless power transfer device relative to the ground-based wireless power transfer device based on the relative time of arrival as measured by each of the plurality of receivers.
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