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. 19, 2016

Filed:

Oct. 24, 2013
Applicant:

Cellco Partnership, Basking Ridge, NJ (US);

Inventors:

David A. Philbin, Arlington, MA (US);

John P. Chin, Upper Montclair, NJ (US);

Yuk Lun Li, Morganville, NJ (US);

Assignee:

Cellco Partnership, Basking Ridge, NJ (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04M 1/725 (2006.01); H04W 52/02 (2009.01);
U.S. Cl.
CPC ...
H04M 1/72594 (2013.01); H04W 52/0254 (2013.01); H04W 52/0267 (2013.01); H04W 52/0274 (2013.01);
Abstract

A mobile device operates in a standard mode of operation, or operates in a visually impaired (VI) mode of operation designed for visually impaired users and in which a display screen of the mobile device is turned off by default. The display screen may thus remain turned off in the VI mode even when conditions under which the display screen is turned on in the standard mode are satisfied. The display screen may further remain turned off in the VI mode even when conditions under which a touch-screen input interface of the mobile device is turned on in either of the standard and VI modes. The mobile device may be configured to automatically transition from the VI mode to the standard mode in response to detecting a gaze directed towards the display screen.


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