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:
Jan. 04, 2021
Applicant:
Telefonaktiebolaget Lm Ericsson (Publ), Stockholm, SE;
Inventors:
Haijiang Wang, Beijing, CN;
Shuaijun Li, Beijing, CN;
Assignee:
Telefonaktiebolaget LM Ericsson (publ), Stockholm, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H05K 7/20 (2006.01);
U.S. Cl.
CPC ...
H05K 7/20163 (2013.01);
Abstract
A heatsink and a communication device having the heatsink are disclosed. The heatsink comprises a heatsink base and a plurality of heatsink fins. Each heatsink fin includes a fin bottom joined to the heatsink base and a fin top opposite to the fin bottom. A plurality of flow channels are formed in at least one of the heatsink fins to extend obliquely from the fin bottom towards the fin top. The plurality of flow channels merge into a public channel formed at the fin top.