Patent ID: 8285791

Claim:
A method comprising: storing a plurality of reference documents within a repository of reference documents on a storage device, including storing reference data for each reference document of the plurality of reference documents, wherein the reference data comprises data representing human-readable content from an associated reference document of the plurality of reference documents, wherein the human-readable content includes actual content from the associated reference document of the plurality of reference documents; receiving digital data at a data processing system from a handheld device, wherein the digital data corresponds to one or more of the reference document of the plurality of reference documents, and wherein the digital data comprises at least human-readable content captured by scanning a document by the handheld device, wherein the human-readable content is actual content of the document; extracting at least a portion of the received digital data including human-readable content that is actual content from the document scanned by the handheld device in the form of text data as scanning data; retrieving from the storage device reference data for at least one reference document of the plurality of reference documents; comparing the scanning data with the retrieved reference data, wherein the comparison of the scanning data with the retrieved reference data includes a comparison of the human-readable content in the scanning data that is actual text content of the document with the human-readable content that is actual text content of the at least one reference document in the retrieved reference data; and if comparing the scanning data with the retrieved reference data indicates at least the portion of the scanning data that is the actual text content of the document matches at least a portion of the retrieved reference data that is the actual text content of the at least one reference document in the retrieved reference data, identifying the at least one reference document of the plurality of reference documents associated with the matched at least a portion of the retrieved reference data as being the document scanned by the handheld device.