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 7539803 B1

PDF
Full Text
Expired
Date of Patent:
May. 26, 2009

Filed:

Jun. 13, 2003
Applicants:

Jonathan H. Fischer, Longmont, CO (US);

Walter G. Soto, Irvine, CA (US);

Inventors:

Jonathan H. Fischer, Longmont, CO (US);

Walter G. Soto, Irvine, CA (US);

Assignee:

Agere Systems Inc., Allentown, PA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 13/42 (2006.01); G06F 13/372 (2006.01); G06F 13/14 (2006.01); G06F 1/04 (2006.01); G06F 1/14 (2006.01);
U.S. Cl.
CPC ...
Abstract

A bi-directional single-conductor interface is provided, comprising (1) a switching means for applying a voltage level to the interface that is outside a normal voltage operating range for the interface and for removing the applied voltage level at an end of a specified time duration; and (2) a timer initiated by detection of the applied voltage and arranged to include a timing interval following removal of the applied voltage. With the interface of the invention, data is caused to be transmitted via the interface in a first direction during the timing interval of the timer, and in an opposite direction during other times.


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Fischer, Jonathan. (2009). Bi-directional interface for low data rate application (U.S. Patent No. 7539803). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7539803

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