Signal isolation device
AssigneesInventec (Pudong) Technology Corporation, Inventec Corporation
InventorsHsin-Hung LIN, Wei-Chen CHENG
Life of this patent
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Abstract
A signal isolation device includes an insulation layer, at least one metal foil unit, and a metal layer. The at least one metal foil unit is disposed on a top surface of the insulation layer, and the metal foil unit has a first recessed channel and a second recessed channel. The first recessed channel and the second recessed channel spirally extend inward from an edge of the metal foil unit, and the first recessed channel and the second recessed channel surrounding each other are spaced apart. The metal layer is disposed on a bottom surface of the insulation layer.
Claims20
A signal isolation device, comprising:
- an insulation layer;
- a metal foil unit disposed on a top surface of the insulation layer, wherein the metal foil unit has a first recessed channel and a second recessed channel, the first recessed channel and the second recessed channel spirally extend inward from an edge of the metal foil unit, and wherein the first recessed channel and the second recessed channel surrounding each other are spaced apart;
- and
- a metal layer disposed on a bottom surface of the insulation layer.
A signal isolation device, comprising:
- an insulation layer;
- a plurality of metal foil units disposed on a top surface of the insulation layer, wherein each metal foil unit has a first recessed channel and a second recessed channel, the first recessed channel and the second recessed channel spirally extend inward from an edge of the metal foil unit toward a center of the metal foil unit, and wherein the first recessed channel and the second recessed channel surrounding each other are spaced apart;
- and
- a metal layer disposed on a bottom surface of the insulation layer.
A signal isolation device, comprising:
- an insulation layer;
- a plurality of metal foil units disposed on a top surface of the insulation layer, wherein one of the metal foil units is in direct contact with another one of the metal foil units, and each metal foil unit has a first recessed channel and a second recessed channel, the first recessed channel and the second recessed channel spirally extend inward from an edge of the metal foil unit, and wherein the first recessed channel and the second recessed channel surrounding each other are spaced apart;
- and
- a metal layer disposed on a bottom surface of the insulation layer.
Dependencies are inferred from the claim text.