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:
Apr. 21, 2025

Filed:

Aug. 10, 2023
Applicant:

Dell Products L.p., Round Rock, TX (US);

Inventors:

Arun Reddy Chada, Pflugerville, TX (US);

Bhyrav Mutnury, Austin, TX (US);

Assignee:

Dell Products L.P., Round Rock, TX (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H05K 1/02 (2005.12); H01P 3/08 (2005.12); H05K 1/03 (2005.12);
U.S. Cl.
CPC ...
H05K 1/0245 (2012.12); H01P 3/085 (2012.12); H05K 1/0353 (2012.12);
Abstract

An inhomogeneous dielectric medium high-speed signal trace system includes a first and second ground layer. A first dielectric layer is located adjacent the first ground layer. A second dielectric layer has a different dielectric constant and a greater thickness than the first dielectric layer, and is located between the first dielectric layer and the second ground layer. A first differential trace pair is located between the first dielectric layer and the second dielectric layer, and includes a trace spacing that is less than or equal to a thickness of the first dielectric layer. The first different trace pair transmit signals and, in response, produces a magnetic field, and the trace spacing prevents a magnetic field strength of the magnetic field from exceeding a magnetic field strength threshold at a second differential trace pair that is located adjacent the first differential trace pair.


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