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US 10,832,862 B2Granted
Wireless system and wireless device
AssigneeTDK Taiwan Corp.
InventorsTsang-Feng Wu, Kun-Ying Lee, Yi-Chen Lin
Life of this patent
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Abstract
A wireless system is provided and includes a first coil, a second coil, and a capacitance adjusting unit. The second coil is configured to sense the first coil. The capacitance adjusting unit is connected to the first coil, the capacitance adjusting unit includes at least one closed loop and a connecting wire, and the connecting wire is connected between the first coil and the closed loop.
Claims12
A wireless system, comprising:
- a first coil;
- a second coil, configured to sense the first coil;
- and
- a capacitance adjusting unit, connected to the first coil, wherein the capacitance adjusting unit includes at least one closed loop and a connecting wire, and the connecting wire is connected between the first coil and the closed loop;
- wherein the closed loop includes a first closed wiring and a second closed wiring, and the second closed wiring is located in the first closed wiring and is not connected to the first closed wiring.
2 more elements
A wireless system, comprising:
- a first coil;
- a second coil, configured to sense the first coil;
- and
- a capacitance adjusting unit, surrounding the first coil, wherein the capacitance adjusting unit includes at least one closed loop and is electrically independent from the first coil;
- wherein the closed loop includes a first closed wiring and a second closed wiring, and the second closed wiring is located in the first closed wiring and is not connected to the first closed wiring.
2 more elements
A wireless device, comprising:
- a first coil, comprising:
- a first metal wire, disposed on a first plane and having a first spiral structure;
- and
- a second metal wire, disposed on a second plane and having a second spiral structure, wherein the second metal wire is electrically connected to the first metal wire;
- and
- a capacitance adjusting unit, connected to the first coil, wherein the capacitance adjusting unit includes at least one closed loop and a connecting wire, and the connecting wire is connected between the first coil and the closed loop;
- wherein the closed loop includes a first closed wiring and a second closed wiring, and the second closed wiring is located in the first closed wiring and is not connected to the first closed wiring.
4 more elements
Dependencies are inferred from the claim text.