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:
Sep. 27, 2022
Filed:
Nov. 21, 2018
Applicants:
Tsinghua University, Beijing, CN;
Hon Hai Precision Industry Co., Ltd., New Taipei, TW;
Inventors:
Assignees:
Tsinghua University, Beijing, CN;
HON HAI PRECISION INDUSTRY CO., LTD., New Taipei, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01J 5/53 (2022.01); G01J 5/04 (2006.01); G01J 5/02 (2022.01); G01J 5/80 (2022.01);
U.S. Cl.
CPC ...
G01J 5/53 (2022.01); G01J 5/023 (2013.01); G01J 5/046 (2013.01); G01J 5/80 (2022.01);
Abstract
A cavity blackbody radiation source is provide. The cavity blackbody radiation source comprises a blackbody radiation cavity and a carbon nanotube composite material. The blackbody radiation cavity comprises an inner surface. The carbon nanotube composite material is located on the inner surface. The carbon nanotube composite material comprises a black lacquer and a plurality of carbon nanotubes, and the plurality of carbon nanotubes is in an upright state in the black lacquer.