Waveform matching system and method
First Claim
1. A method of matching first magnetic waveforms and second magnetic waveforms, each having identifiable features used for identification purposes, comprising the steps of:
- (a) obtaining from each said first magnetic waveform those of said identifiable features which are significant, with significant meaning those identifiable features providing the largest recognition distances as used in "matching template" character recognition;
said significant identifiable features having values and locations with respect to a starting point of the associated said first waveform, with said significant identifiable features being obtained according to predetermined criteria;
(b) utilizing said values and locations of said significant identifiable features of said first waveform to search in anticipated locations for anticipated corresponding identifiable features in a second magnetic waveform;
(c) determining the values and locations of said identifiable features of said second magnetic waveform, if any, found in said anticipated locations; and
(d) comparing via comparing circuitry the values and locations from said determining step with the values and locations of said significant identifiable features of a said first magnetic waveform according to second predetermined criteria to determine whether or not the second magnetic waveform matches a said first magnetic waveform.
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Accused Products
Abstract
A method and system of matching first and second waveforms, each having identifiable features, for identification purposes. The method includes the steps of obtaining from the first waveforms significant said identifiable features having values and locations with respect to a starting point of the associated said first waveform, with the significant identifiable features being obtained according to the predetermined criteria; utilizing values and locations of the significant identifiable features of a first waveform to search in predetermined locations for anticipated corresponding identifiable features in a second waveform; determining the values and locations of the identifiable features, if any, found in the predetermined locations; and comparing the values and locations from the determining step with the values and locations of the significant identifiable features of a first waveform according to second predetermined criteria to determine whether or not the second waveform matches a first waveform. The system includes a data acquisition module for obtaining the significant identifiable features mentioned, and a matching module for utilizing the significant identifiable features of the first waveforms to effect the comparing step mentioned.
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Citations
30 Claims
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1. A method of matching first magnetic waveforms and second magnetic waveforms, each having identifiable features used for identification purposes, comprising the steps of:
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(a) obtaining from each said first magnetic waveform those of said identifiable features which are significant, with significant meaning those identifiable features providing the largest recognition distances as used in "matching template" character recognition;
said significant identifiable features having values and locations with respect to a starting point of the associated said first waveform, with said significant identifiable features being obtained according to predetermined criteria;(b) utilizing said values and locations of said significant identifiable features of said first waveform to search in anticipated locations for anticipated corresponding identifiable features in a second magnetic waveform; (c) determining the values and locations of said identifiable features of said second magnetic waveform, if any, found in said anticipated locations; and (d) comparing via comparing circuitry the values and locations from said determining step with the values and locations of said significant identifiable features of a said first magnetic waveform according to second predetermined criteria to determine whether or not the second magnetic waveform matches a said first magnetic waveform. - View Dependent Claims (2, 3, 5, 7)
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- 4. (a-2) selecting less than all said identifiable features in a said first magnetic waveform according to said predetermined criteria to obtain said significant identifiable features.
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9. A method of matching first magnetic waveforms and second magnetic waveforms for identification purposes, comprising the steps of:
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(a) obtaining from a said first waveform at least first and second identifiable features whose locations therein can be referenced with respect to a starting point in the associated said first magnetic waveform; (b) utilizing said first identifiable features to define windows, with each said window being associated with a portion of the associated said first magnetic waveform, and with each said window having a starting location and an ending location with reference to the associated said starting point; (c) determining said second identifiable features within an associated window according to predetermined criteria and also determining their locations with reference to said starting point; (d) storing values representing the most significant ones, as determined by second predetermined criteria, of said second identifiable features and their locations with reference to said starting point for said windows for each said first magnetic waveform, said second magnetic waveforms also having said second identifiable features said second identifiable features meaning those which provide the largest recognition distances as used in "matching template" character recognition; (e) using said values and their locations from step (d) of a said first magnetic waveform to search in anticipated locations for anticipated corresponding said second identifiable features in an anticipated corresponding second magnetic waveform; (f) determining the values and locations of said second identifiable features, if any, found in said anticipated locations; and (g) comparing via comparing circuitry the values and locations of said second identifiable features of a said second magnetic waveform obtained from step (f) with the values and locations of said second identifiable features of a said first magnetic waveform according to a third predetermined criteria to determine whether or not a said second magnetic waveform matches a said first magnetic waveform. - View Dependent Claims (11, 13)
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16. A system for matching first magnetic waveforms and second magnetic waveforms, each having identifiable features used for identification purposes, comprising:
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means for obtaining from said first magnetic waveforms those of said identifiable features which are significant, with significant meaning those identifiable features providing the largest recognition distances as used in "matching template" character recognition;
said significant identifiable features having values and locations with respect to a starting point of the associated said first magnetic waveform, with said significant identifiable features being obtained according to predetermined criteria; andmeans for matching said first and second magnetic waveforms to determined whether or not a said second magnetic waveform matches a said first magnetic waveform, comprising; means for utilitizing said values and locations of said significant identifiable features of a said first waveform to search in anticipated locations for anticipated corresponding said significant identifiable features in a second magnetic waveform; means for determining the values and locations of said significant identifiable features of said second magnetic waveform, if any, found in said anticipated locations; and means for comparing the values and locations from said determining means with the values and locations of said significant identifiable features of a said first magnetic waveform according to second predetermined criteria to determine whether or not the second magnetic waveform matches a said first magnetic waveform.
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22. A system for matching first magnetic waveforms and second magnetic waveforms for identification purposes, comprising:
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means for obtaining from said first magnetic waveforms at least first and second identifiable features whose locations therein can be referenced with respect to a starting point in the associated first said magnetic waveform said second indentifiable features meaning those which provide the largest recognition distances as used in "matching template" character recognition; means for utilizing said first identifiable features to define windows, with each said window being associated with a portion of the associated said first magnetic waveform, and with each said window having a starting location and an ending location with reference to the associated said starting point; means for determining said second identifiable features within an associated window according to predetermined criteria and also for determining their locations with reference to said starting point; means for selecting and storing values representing the most significant ones, as determined by second predetermined criteria, of said second identifiable features and their locations with reference to said starting point for said windows for each said first waveform, said second magnetic waveforms also having said second identifiable features; means for using said values and their locations from said selecting and sorting means of a said first magnetic waveform to search in anticipated locations for anticipated corresponding said second identifiable features in an anticipated corresponding second magnetic waveform; means for determining the values and locations of said second identifiable features, if any, found in said anticipated locations; and means for comparing the values and locations of said second identifiable features of a said second magnetic waveform obtained from said determining means with the values and locations of said second identifiable features of a said first magnetic waveform according to third predetermined criteria to determine whether or not a said second magnetic waveform matches a said first magnetic waveform. - View Dependent Claims (24, 25, 26, 27, 28, 29, 30)
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23. A system for matching digitized first magnetic waveforms and digitized second magnetic waveforms, each having identifiable features used for identification purposes, comprising:
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a first reader for reading a batch of documents having MICR data in magnetic ink thereon and also for producing said digitized first magnetic waveforms having said identifiable features; a data acquisition module for obtaining from said first magnetic waveforms those of said identifiable features which are significant, with significant meaning those identifiable features providing the largest recognition distances as used in "matching template" character recognition;
said significant identifiable features having values and locations with respect to a starting point of the associated said first magnetic waveform, with said significant identifiable features being obtained according to predetermined criteria;a host system for receiving and storing said values and locations for said first magnetic waveforms; a second reader for reading said batch of documents as a time subsequent to the reading at said first reader for producing said digitized second magnetic waveforms having said identifiable features; a matching module for utilizing said values and locations of said first magnetic waveforms received from said host system to search in anticipated locations for anticipated corresponding said significant identifiable features of a said second magnetic waveform obtained from said second reader, and also for comparing said values and locations obtained from a search of said anticipated locations with said significant identifiable features of a first magnetic waveform according to a second predetermined criteria to determine whether or not the second magnetic waveform matches a said first magnetic waveform, and also for producing an output signal in accordance therewith.
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Specification