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.

Date of Patent:
Feb. 16, 2021

Filed:

Jun. 28, 2019
Applicants:

Avary Holding (Shenzhen) Co., Limited., Shenzhen, CN;

Hongqisheng Precision Electronics (Qinhuangdao) Co., Ltd., Qinhuangdao, CN;

Garuda Technology Co., Ltd, New Taipei, TW;

Inventors:

Ning Hou, Shenzhen, CN;

Cong Lei, Huaian, CN;

Biao Li, Shenzhen, CN;

Ming-Jaan Ho, New Taipei, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B21D 39/00 (2006.01); B29L 31/18 (2006.01); H01L 23/373 (2006.01); H01L 21/48 (2006.01); H01L 23/427 (2006.01); H05K 7/20 (2006.01);
U.S. Cl.
CPC ...
H01L 23/3735 (2013.01); B21D 39/00 (2013.01); H01L 21/4882 (2013.01); H01L 23/4275 (2013.01); H05K 7/2029 (2013.01); H05K 7/2039 (2013.01); H01L 23/3736 (2013.01); H01L 23/3737 (2013.01);
Abstract

A method for manufacturing the ultrathin heat dissipation structure includes providing a copper clad sheet, the copper clad sheet comprising an insulation layer and a copper clad layer; stamping the copper clad sheet to form a plurality of containing grooves and a plurality of ribs around each of the plurality of containing grooves, the cooper clad layer is used as an inner surface of the containing groove and the insulation layer is then an outer surface of the containing groove; providing bond blocks on each of the plurality of ribs; infilling phase-change material into the containing grooves of the copper clad sheet; providing a cover, pressing the cover to the bond blocks, the cover is fixed with the copper clad sheet by the bond blocks, the cover seals the containing grooves, and the phase-change material is received in the containing grooves; and solidifying the bond blocks.


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