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Wireless power transmitting device and wireless power transmission system having a variable distance between a feeding surface and a power transmitting coil
US9130386B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-9130386-B2 |
| Application number | US-201213357905-A |
| Country | US |
| Kind code | B2 |
| Filing date | Jan 25, 2012 |
| Priority date | Feb 17, 2011 |
| Publication date | Sep 8, 2015 |
| Grant date | Sep 8, 2015 |
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Abstract
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A wireless power transmitting device includes a housing configured to have a feeding surface on which a power receiving device is to be placed; a power transmitting coil disposed inside the housing and configured to have a central axis that intersects with the feeding surface; and an alternating-current power supply configured to supply power to the power transmitting coil, wherein the feeding surface has raised and recessed portions in an area corresponding to a region inside an outer region of the power transmitting coil.
First claim
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What is claimed is: 1. A wireless power transmitting device of magnetic field resonance type, comprising: a housing configured to have a feeding surface on which a power receiving device is to be placed; a power transmitting coil disposed inside the housing and configured to have a central axis that intersects with the feeding surface; and an alternating-current power supply configured to supply power to the power transmitting coil, wherein the housing is further configured…
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- What does patent US9130386B2 cover?
- A wireless power transmitting device includes a housing configured to have a feeding surface on which a power receiving device is to be placed; a power transmitting coil disposed inside the housing and configured to have a central axis that intersects with the feeding surface; and an alternating-current power supply configured to supply power to the power transmitting coil, wherein the feeding …
- Who is the assignee on this patent?
- Kawano Hiroyasu, Matsui Kiyoto, Taguchi Masakazu, and 3 more
- What technology area does this patent fall under?
- Primary CPC classification H02J50/12. Mapped technology areas include Electricity.
- When was this patent published?
- Publication date Tue Sep 08 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).