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:
Feb. 22, 2000

Filed:

Dec. 15, 1997
Applicant:
Inventors:

James Thomas Clee, Orefield, PA (US);

Eugene Joseph Yurek, Hazlet, NJ (US);

Yi Liang, Baldwin Park, CA (US);

Walter G Soto, Irvine, CA (US);

Assignee:

Lucent Technologies Inc. Corporation, Murray Hill, NJ (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F / ;
U.S. Cl.
CPC ...
713320 ; 713300 ; 713320 ; 713340 ;
Abstract

A system which utilizes a control interface of a powered component of a device to protect said component from being corrupted by random values which may be present on the control interface as a result of powering off or powering on an attached device component. When the powered component powers off the attached component, the powered component is locked and ignores any control sequences from the attached component until the attached component is powered back on and the attached component sends a correct unlock sequence to the control interface to unlock the powered component.


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