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:
Apr. 09, 2024

Filed:

Jun. 15, 2018
Applicant:

Dot Incorporation, Seoul, KR;

Inventors:

Ju Yoon Kim, Gimpo-si, KR;

Ji Ho Kim, Gimpo-si, KR;

Hyeon Cheol Park, Gwangmyeong-si, KR;

Assignee:

DOT INCORPORATION, Seoul, KR;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G09B 21/00 (2006.01); G06F 3/01 (2006.01); G06F 3/04886 (2022.01); G09B 21/02 (2006.01); H04M 1/247 (2021.01); H04M 1/72475 (2021.01); H04M 1/72481 (2021.01);
U.S. Cl.
CPC ...
G09B 21/003 (2013.01); G06F 3/016 (2013.01); G06F 3/04886 (2013.01); G09B 21/004 (2013.01); G09B 21/008 (2013.01); G09B 21/02 (2013.01); H04M 1/2476 (2013.01); H04M 1/72475 (2021.01); H04M 1/72481 (2021.01);
Abstract

Provided is an information output apparatus and method. The information output apparatus includes a plurality of expression members configured to protrude or retract by moving in at least one direction and being sensed by a user when protruding or retracting; an activation area calculator configured to calculate a series of braille letters as an activation area on the plurality of expression members; a non-activation area calculator configured to calculate a space between the braille letters as a non-activation area in the activation area; and a plurality of actuation controllers configured to actuate expression members corresponding to the activation area to protrude or retract and configured to actuate expression members corresponding to the non-activation area to retract.


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