Memory card

Method and apparatus for skew compensation in an optical reader

Method and apparatus for the acquisition of information assigned

Method and system for decoding time-varying, two-frequency, cohe

Method for the evaluation of information stored in bar codes

Method of detecting and evaluating identification codes on conti

Multiple-interface selection for computer peripherals

Optical code reader and format

Optical recording sheet and method and apparatus for reproducing

Optically scanned document with fail-safe marking

Optoelectronic device including digital filters compensating for

Processes and devices for reading magnetic access control cards

Proximity card printer and encoder system

Static card reader having multiple selectable codes

Symbol read device

Symbol reader using differentiating circuit for light beam focus

System and method for reading data record stripes on data cards

System for guiding a user in orienting an application insert hav

Transaction card fabrication control system and method

Universal digital code processor