The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Nov. 26, 2024

Filed:

Mar. 03, 2022
Applicants:

Inventec (Pudong) Technology Corporation, Shanghai, CN;

Inventec Corporation, Taipei, TW;

Inventors:

Hsin-Hung Lin, Taipei, TW;

Wei-Chen Cheng, Taipei, TW;

Assignees:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05K 9/00 (2006.01); H01Q 1/52 (2006.01);
U.S. Cl.
CPC ...
H05K 9/0088 (2013.01); H01Q 1/52 (2013.01);
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.


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