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:
Jul. 22, 2003

Filed:

Sep. 17, 1998
Applicant:
Inventor:

Koichi Moriyama, Tokyo, JP;

Assignee:

Sony Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 1/730 ;
U.S. Cl.
CPC ...
G06F 1/730 ;
Abstract

In a data structure identifying method, objects and/or data structures are differentiated by using an identifier. The identifier is formed by using an index in place of an address, thereby reducing a required number of bits for describing the address. A table is used for representing the relationship between the index and the address. To ensure that the identifier is unique on a time axis, the index is combined with a time stamp or a counter. The identifier further includes a format determining portion, such as an object identifier “OID” format bit and/or a reserved bit, which may be used for determining the presence or the absence of a network address. The identifier is thus applicable to an expandable system. As a result, it is possible to provide a data structure identifying method in which only a small number of bits are required and in which a high level of system performance can be maintained. A recording medium in which a program implementing the above data structure identifying method is recorded is also provided.


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