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METHOD OF AND APPARATUS FOR PROCESSING ANALOG SCAN DATA SIGNALS DERIVED BYSCANNING BAR CODE SYMBOLS USING A LASER BEAM, WHEREIN A REAL-TIME BAR CODE ELEMENT DETECTTOR IS USED TO CONTROL THE DETECTION OF ZERO-CROSSINGS OCCURRING IN THE SECOND DERIVATIVE OF SAID ANA

09/500,875 | U.S. Patent Application

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Location FILE REPOSITORY (FRANCONIA)
Filed Feb. 9, 2000
Examiner AHSHIK KIM
Class 235
Art Group 2876
Patent No. 6,572,018
Case Type Utility - 235/462010
Status Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Parent 09/442,566 Patented
Parent 09/243,078 Patented
Parent 09/157,778 Patented
Parent 09/47,146 Patented
Parent 08/949,915 Patented
Parent 08/886,806 Patented
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Last Updated: 4 years, 8 months ago
Date # Transaction