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. 18, 2025

Filed:

Feb. 22, 2023
Applicant:

Qualcomm Incorporated, San Diego, CA (US);

Inventors:

Anshih Tseng, Fremont, CA (US);

Peng Zou, Camas, WA (US);

Assignee:

QUALCOMM Incorporated, San Diego, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/683 (2006.01); H01L 25/16 (2023.01); H01L 25/18 (2023.01); H10D 1/20 (2025.01); H01L 23/00 (2006.01);
U.S. Cl.
CPC ...
H01L 25/16 (2013.01); H01L 21/6835 (2013.01); H01L 25/18 (2013.01); H10D 1/20 (2025.01); H01L 24/16 (2013.01); H01L 2221/68381 (2013.01); H01L 2224/16227 (2013.01);
Abstract

An aspect relates to a method of forming an integrated circuit (IC) package, including: forming a thin-film inductor (TFI) over a first dummy carrier wafer; attaching an integrated circuit (IC) die to and over the TFI; attaching a second dummy carrier wafer to and over the IC die; removing the first dummy carrier wafer from the TFI; attaching at least one solder bump to and under the TFI; and removing the second dummy carrier wafer from the IC die. Another aspect relates to a method of forming an IC package, including forming a first redistribution layer (RDL) over a through-silicon via (TSV); forming a second RDL under the TSV; forming a thin-film inductor (TFI) over the first RDL; and attaching at least one integrated circuit (IC) die to the second RDL or the TFI.


Find Patent Forward Citations

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Tseng, Anshih. (2025). Wafer level packaging process for thin film inductors (U.S. Patent No. 12476228). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12476228

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