×

Data capture from rendered documents using handheld device

  • US 7,593,605 B2
  • Filed: 04/01/2005
  • Issued: 09/22/2009
  • Est. Priority Date: 02/15/2004
  • Status: Active Grant
First Claim
Patent Images

1. A mobile phone, comprising:

  • control logic;

    a memory, coupled to the control logic, that stores data and instructions executable by the control logic; and

    an optical data capture element that captures data from an unidentified printed document;

    wherein the instructions include;

    instructions that cause the data capture element to capture an arbitrary human-readable text sequence from the unidentified printed document, the arbitrary human-readable text sequence representing less than a whole page in the body of the unidentified printed document;

    instructions that cause the mobile phone to derive from the arbitrary captured text sequence a document signature that identifies i) the printed document and ii) a location within the body of the printed document; and

    instructions that cause the mobile phone to indicate that an action layer associated with the printed document was identified in accordance with the document signature, the action layer indicating a plurality of actions specific to the identified location within the body of the printed document.

View all claims
  • 4 Assignments
Timeline View
Assignment View
    ×
    ×