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:
Jun. 23, 2015
Filed:
Mar. 25, 2009
Applicants:
Uri Sivan, Haifa, IL;
Elad Brod, Tivon, IL;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04B 3/36 (2006.01); G09B 21/00 (2006.01);
U.S. Cl.
CPC ...
G09B 21/003 (2013.01);
Abstract
A method for a tactile presentation of perceivable content. The method comprises receiving a data representing perceivable content, selecting a plurality of electric currents according to the data, each the electric current is associated with at least one of a plurality of regions of a solution having a plurality of macromolecules, and changing a level of acidity (pH) of at least one of the plurality of regions by applying a respective the electric current thereto. A proton concentration in the plurality of regions tactilely presents the perceivable content.