Sparse-routed magnetic coils for wireless power charging system
US10878991B2 · kind B2 · utility
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13Claims
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Assignee
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Key dates
| Filing date | Nov 1, 2017 |
| Grant date | Dec 29, 2020 |
| Priority date | — |
| Expiry date | Nov 1, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05K1/165
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A sparse routing coil structure for a magnetic coil in a wireless charging system is disclosed. The sparse routing coil structure may include a magnetic coil routed by turns of a wire and a turn spacing S between adjacent turns of the wire. The turn spacing S may be a space between adjacent turns of the wire, and a turn width is denoted as W. A ratio of W/S may be not larger than 10.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.