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.:

US 7561873 B1

PDF
Full Text
Expired
Date of Patent:
Jul. 14, 2009

Filed:

Sep. 19, 2003
Applicants:

Anthanasios Angelopoulos, San Diego, CA (US);

Aaron Teague, Victorville, CA (US);

Inventors:

Anthanasios Angelopoulos, San Diego, CA (US);

Aaron Teague, Victorville, CA (US);

Assignee:

Kyocera Wireless Corp., San Diego, CA (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04M 3/42 (2006.01); H04M 11/00 (2006.01); H04L 29/08 (2006.01); H04W 4/00 (2009.01);
U.S. Cl.
CPC ...
Abstract

A mobile communication devicefor converting between alphanumeric data and TTY formatted data. A conversion tableis stored in a memory associated with microprocessorof mobile. Microprocessorconverts alphanumeric characters input by a user to TTY formatted data for transmission in digital mode. TTY formatted signals that are received by mobileare converted to alphanumeric data by TTY decoderand microprocessorfor display on mobile display. In analog mode, tone generatorproduces a Baudot tone formatted signal for transmission from mobile. Tone detectordetects Baudot tone formatted signals received in analog mode. Microprocessorconverts the Baudot tone formatted signals to alphanumeric data for display on display


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Angelopoulos, Anthanasios. (2009). Mobile handset as tty device (U.S. Patent No. 7561873). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7561873

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