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:
Oct. 10, 2006

Filed:

Apr. 11, 2003
Applicants:

Joshua N. Alperin, Round Rock, TX (US);

Glenroy Devonish, Round Rock, TX (US);

Ajay Kwatra, Austin, TX (US);

Todd W. Schlottman, Round Rock, TX (US);

Inventors:

Joshua N. Alperin, Round Rock, TX (US);

Glenroy Devonish, Round Rock, TX (US);

Ajay Kwatra, Austin, TX (US);

Todd W. Schlottman, Round Rock, TX (US);

Assignee:

Dell Products L.P., Round Rock, TX (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 1/26 (2006.01); H03L 5/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An energy discharge resistance is isolated from storage capacitance containing a voltage charge until power is removed from the storage capacitance. Then the discharge resistance may be coupled to the storage capacitance to drain residual charge therefrom. The discharge resistance is coupled to the storage capacitance when external power is removed and is un-coupled from the storage capacitance when external power is applied to the storage capacitance. In this way, unnecessary power draw during operation or standby of an electronic system is substantially eliminated.


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