Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Martin John Brennan0
Date of Patent
December 22, 2009
0Patent Application Number
103985500
Date Filed
October 3, 2001
0Patent Primary Examiner
Patent abstract
A reading unit for reading data from a digital data carrier, the reading unit comprising: a reading head including a sensor for sensing data from the data carrier and generating a sensor signal indicative for the sensed data; head positioning apparatus for positioning the head relative to the data carrier in response to a head positioning control signal; a head positioning controller for receiving the sensed data and being operable in accordance with a stored instruction set to process the sensed data to generate the head positioning control signal; and a data decoder for decoding the sensed data to form a digital output signal.
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