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:
Nov. 17, 2020
Filed:
Jan. 10, 2017
Korea Research Institute of Standards and Science, Daejeon, KR;
Hyun Gue Hong, Seoul, KR;
Taeg Yong Kwon, Daejeon, KR;
Sang Eon Park, Daejeon, KR;
Sang Bum Lee, Daejeon, KR;
Myoung Sun Heo, Daejeon, KR;
Korea Research Institute of Standards and Science, Daejeon, KR;
Abstract
An embodiment of the inventive concept provides a physics module of a chip-scale atomic clock. The physics module includes: a housing; a laser source disposed in the housing and generating a laser beam; a vapor cell disposed above the laser source to generate a transmitted beam from the laser beam; and a detector disposed above the vapor cell to detect the transmitted beam. Here, the vapor cell may include a plurality of optical patterns configured to polarize the laser beam.