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.
Patent No.:
Date of Patent:
Jan. 12, 2021
Filed:
Oct. 12, 2018
Marvell International Ltd., Hamilton, BM;
Min She, Fremont, CA (US);
Zhendong Guo, San Jose, CA (US);
MARVELL ASIA PTE, LTD., Singapore, SG;
Abstract
Aspects of the disclosure provide an integrated circuit (IC) chip with an on-chip transformer. The on-chip transformer includes a primary inductor and a secondary inductor. The primary inductor is configured to have a first-primary coil portion formed of a first patterned metal trace disposed in a first metal layer and a second-primary coil portion formed of a second patterned metal trace disposed in a second metal layer. The secondary inductor is configured to have a first-secondary coil portion formed of a third patterned metal trace that interleaves with the first patterned metal trace in the first metal layer and a second-secondary coil portion formed of a fourth patterned metal trace that interleaves with the second patterned metal trace in the second metal layer.