Magnetic reader with read head biased against document by resili

Image analysis – Histogram processing – For setting a threshold

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Details

235449, 341 15, 3601303, G06K 708, H03M 122, G11B 1560

Patent

active

053675819

ABSTRACT:
A document reader, such as a hand-fed check reader is described herein. The reader includes a transducer elastically supported relative to a circuit board. Components and circuitry to manipulate signals produced by (read head transducer), or applied to (write head transducer), the transducers are supported by the circuit board. The transducer is supported by a spring member fabricated from the circuit board material, where the board is mounted relative to a document path of travel such that the transducer is biased against the document. A drive wheel and mechanism is provided to move the document along the path and bias the document against the transducer in the vicinity of magnetic information on the document.

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American National Standard Specifications For Placement And Location of MICR Printing, X9.13, Approved May 4, 1990.

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