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:
Aug. 13, 2024
Filed:
Nov. 10, 2020
Applicant:
Nec Platforms, Ltd., Kawasaki, JP;
Inventor:
Fujio Okumura, Kanagawa, JP;
Assignee:
NEC Platforms, Ltd., Kanagawa, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 9/31 (2006.01); H04B 10/116 (2013.01); H04B 10/58 (2013.01);
U.S. Cl.
CPC ...
H04N 9/3155 (2013.01); H04B 10/116 (2013.01); H04B 10/58 (2013.01); H04N 9/3182 (2013.01);
Abstract
A light transmitting device that includes a light transmitter that transmits a spatial light signal including a communication signal, and a light transmission control unit that adds a dummy signal having a same brightness as a ghost image of the communication signal to the spatial light signal and controls the light transmitter in such a way that the dummy signal is displayed at a position of the ghost image.