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 8085613 B1

PDF
Full Text
Expired
Date of Patent:
Dec. 27, 2011

Filed:

Mar. 23, 2010
Applicants:

Ming-hung Tsai, Kaohsiung County, TW;

Lee Hsin Chou, Hsinchu County, TW;

Inventors:

Ming-Hung Tsai, Kaohsiung County, TW;

Lee Hsin Chou, Hsinchu County, TW;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11C 5/14 (2006.01);
U.S. Cl.
CPC ...
Abstract

In step S, it is determined whether or not a power low signal SRC_LOSS outputted from the data latch is change. Generally Speaking, the power low signal SRC_LOSS outputted from the data latch would be changed according to the state of the power voltage of the power input terminal. When the power voltage of the power input terminal is charged/discharged to the common voltage, the power low signal SRC_LOSS outputted from the data latch may be changed from the logical high voltage to the logical low voltage or from the original logical low voltage to the logical high voltage. Since the mention above is design of selectiveness, the detailed description is omitted. When the determination is positive, the step Sis performed. When the determination is negative, the step Sis performed to re-detect.


Find Patent Forward Citations

Tsai, Ming-Hung. (2011). Power detecting circuit, portable device and method for preventing data loss (U.S. Patent No. 8085613). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8085613

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