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. 05, 2019
Filed:
Oct. 18, 2013
Applicant:
Hitachi, Ltd., Chiyoda-ku, Tokyo, JP;
Inventor:
Ken Takei, Tokyo, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04W 12/02 (2009.01); H04K 1/08 (2006.01); H04L 9/08 (2006.01); H04B 7/10 (2017.01); H04B 7/22 (2006.01);
U.S. Cl.
CPC ...
H04W 12/02 (2013.01); H04B 7/10 (2013.01); H04B 7/22 (2013.01); H04K 1/08 (2013.01); H04L 9/0875 (2013.01); H04L 2209/80 (2013.01);
Abstract
A highly-secure wireless communication system has a transmitter for transmitting the same information at predetermined polarized wave angles having different rotation-polarized waves for rotating the polarized waves of a carrier wave, and a receiver for restoring the reception information at the aforementioned predetermined polarization wave angles and for comparing the restoration results of the predetermined polarization wave angles with one another.