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:
Jul. 29, 2025
Filed:
Apr. 11, 2021
Telefonaktiebolaget Lm Ericsson (Publ), Stockholm, SE;
Donghai Yu, Beijing, CN;
Pinghua Duan, Nanjing, CN;
Qinqin Lu, Nanjing, CN;
Peng Liu, Beijing, CN;
Yunxuan Ma, Beijing, CN;
Gongao Xu, Beijing, CN;
Telefonaktiebolaget LM Ericsson (publ), Stockholm, SE;
Abstract
A circuit board assembly (), comprising a first circuit board () and a second circuit board () which are electrically connected with each other, and a monolithic substrate () configured for supporting a power component and comprising a first contact surface () that is fixedly connected to and forms a thermal contact with the second circuit board (), the circuit board assembly being characterized in that, the substrate () further comprises a second contact surface () that is fixedly connected to the first circuit board () and forms a thermal contact with the first circuit board () so that the substrate functions as an extension of the first circuit board to support the second circuit board. A radio unit comprising a circuit board assembly () is also disclosed.