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:
Apr. 28, 2015
Filed:
Nov. 27, 2012
Huawei Technologies Co., Ltd., Shenzhen, Guangdong, CN;
Li Ding, Shenzhen, CN;
Huawei Technologies Co., Ltd., Shenzhen, CN;
Abstract
A multilayer circuit board is provided, which includes multiple core boards stacked together. The core board includes an insulation layer and at least one conductor layer attached together. The conductor layer includes a circuit. The core board has at least one identification conductor disposed at an edge of at least one conductor layer. The identification conductor forms an identification pattern on a side surface of the core board along a stacking direction of the core boards. The identification patterns of the multiple core boards are different from each other on the side surface of the multilayer circuit board along the stacking direction of the core boards. A manufacturing method of the multilayer circuit board is further provided.