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.:
Date of Patent:
Oct. 06, 1998
Filed:
Apr. 10, 1996
Thomas R Benson, Hollis, NH (US);
Michael S Harvey, Hollis, NH (US);
Karen L Noel, Pembroke, NH (US);
Mark E Arsenault, Mason, NH (US);
Leonard S Szubowicz, Merrimack, NH (US);
Gary M Barton, Nashua, NH (US);
Ronald F Brender, Hollis, NH (US);
Kenneth W Cowan, Hollis, NH (US);
Mark W Davis, Belmont, MA (US);
Richard E Peterson, Groton, MA (US);
Cheryl D Stocks, Londonderry, NH (US);
Digital Equipment Corporation, Maynard, MA (US);
Abstract
A method executed in a computer system for detecting and handling an invalid use of a data structure is described. The method includes the steps of providing a data structure associated with a first computing environment. The data structure includes a field having a value stored therein identifying an inaccessible address in a second computing environment. This field is used in detecting an invalid use of the data structure in the second computing environment by a computer program attempting to access memory using said inaccessible address indicated by said value contained in the first field. Additionally a preferred data structure is described as are alternative embodiments of detecting an invalid use of a data structure.