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:
Mar. 03, 2015
Filed:
May. 31, 2011
Applicants:
Hiroshi Imai, Tokyo, JP;
Nobuaki Takanashi, Tokyo, JP;
Fujio Okumura, Tokyo, JP;
Inventors:
Assignee:
NEC Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G09G 5/00 (2006.01); G06F 3/01 (2006.01); G02B 27/22 (2006.01); G03B 35/18 (2006.01); G03B 35/24 (2006.01); G03B 42/06 (2006.01); H04N 13/04 (2006.01);
U.S. Cl.
CPC ...
G06F 3/01 (2013.01); G02B 27/2214 (2013.01); G03B 35/18 (2013.01); G03B 35/24 (2013.01); G03B 42/06 (2013.01); H04N 13/0404 (2013.01);
Abstract
Provided is a three dimensional display device that includes: three dimensional image display unit () having display surface () for spatially separating and displaying parallax images corresponding to at least two viewpoints; and force sense generation unit () configured to generate a sound wave toward display surface () of three dimensional display unit () and then generate predetermined pressure of the sound wave reflected on display surface () at a position spatially similar to the position of three dimensional image () displayed by three dimensional display unit ().