Communication terminal and communication network for partially updating software, software update method, and software creation device and method therefor
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United States of America Patent
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Jan 18, 2011
Grant Date -
Mar 31, 2005
app pub date -
Sep 24, 2004
filing date -
Sep 25, 2003
priority date (Note) -
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Abstract
Disclosed herein are a communication terminal and communication network for partially updating software, a software update method, and a software creation device and method therefor. The software is divided into a plurality of areas each having a predetermined size, and unique identification keys are assigned to the areas of the software, respectively. A search is made for at least one changed area among the areas of the software on the basis of version information of the software or the identification keys, and data of the changed area is downloaded to upgrade the software. Therefore, it is possible to shorten an upgrade time of the software.
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