System and method for difference-based software updating

Details System and method for difference-based software updating System and method for difference-based software updating

2006-05-06

2010-02-16

Zhen, Wei Y (Department: 2191)

Data processing: software development, installation, and managem

Software upgrading or updating

C709S203000, C707S793000

Reexamination Certificate

active

07665081

ABSTRACT:
A system, method and computer program product for software updates includes (a) generating a set of differences between a latest version of a file and a plurality of prior versions of the file, wherein the differences convert any of the plurality of prior versions into the latest version, but not to any other version; (b) publishing the set of differences; and (c) providing, to the client, in response to a client requesting an update to a client's version of the file and the client providing an identifier corresponding to the client's version of the file, a difference between the client's version of the file and one of (i) the latest version of the file, and (ii) a version of the file prior to the latest version.

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