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.

Date of Patent:
Jul. 11, 2017

Filed:

Dec. 23, 2016
Applicant:

Freedom Scientific, Inc., St. Petersburg, FL (US);

Inventor:

Joseph K. Stephen, Eden Hills, AU;

Assignee:

Freedom Scientific, Inc., St. Petersburg, FL (US);

Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G09B 21/00 (2006.01); G09B 21/02 (2006.01);
U.S. Cl.
CPC ...
G09B 21/003 (2013.01);
Abstract

A method of dynamically establishing an auto-advance interval of a refreshable braille display. The method involves the step of establishing a default auto-advance value, during which a full line of braille characters remains displayed on the braille display prior to being replaced by the next line. The method further involves determining whether a current line of braille characters ends with a blank cell or a used cell and calculating the current auto-advance interval based on the number of used cells in the current line. The next line of braille characters is output after the current auto-advance interval has lapsed.


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