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Method and apparatus for a file format for storing spreadsheet compactly
   
Document Number
US Patent 7509571
Issued Date
March 24, 2009
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Abstract
Methods and Systems in accordance with the present invention provide a file format for storing spreadsheets compactly on PDAs. PDAs only contain a limited amount of computer memory due to their small size and processing ability. To reduce memory constraints caused by PDA spreadsheet applications, the present invention reduces memory allocated for file storage by optimizing the compression of individual spreadsheet files within a database record storage system. This method and system in accordance with the present invention uses a collection of records to represent a spreadsheet file.
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Number of Claims:
14
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Owner
Sun Microsystems, Inc. (Palo Alto, CA)
Published
March 24, 2009
Application Number
09/756,642
Filed
January 3, 2001
US Classification
715/212   715/214 715/219 715/220 715/249
Int'l Classification
G06F   15/00   (20060101)   G06F   17/00   (20060101)  
Examiner
Assistant Examiner
USPTO Field of Search
715/503   715/504   715/523  
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