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:
Oct. 21, 2025
Filed:
Dec. 26, 2024
Beijing Zitiao Network Technology Co., Ltd., Beijing, CN;
Beijing Zitiao Network Technology Co., Ltd., Beijing, CN;
Abstract
According to embodiments of the present disclosure, a laminated unit for a printed circuit board and a printed circuit board are provided. The laminated unit includes a plurality of metal layers and a plurality of dielectric layers alternately stacked in a thickness direction, wherein the plurality of metal layers include a signal transmission layer and a pair of reference layers disposed on two sides of the signal transmission layer; at least one of two dielectric layers adjacent to the signal transmission layer is arranged as a resin isolation layer; and the dielectric layers on sides of the pair of reference layers opposite to the signal transmission layer are arranged as reinforcing layers, and the reinforcing layers include a substrate and a resin material arranged around the substrate.