Coded record and methods or and apparatus for encoding and decoding records

Abstract

Abstract 6. A SYSTEM FOR INTERPRETING A RECORD ENCODED WITH A SEQUENCE OF CODE AREAS OF DIFFERENT SIZES REPRESENTING DIFFERENT CODE VALUES WHICH COMPRISES A READER RESPONSIVE TO THE CODE AREAS FOR SENSING THE CODE AREAS ON THE RECORD, A PLURALITY OF STORAGE MEANS EACH ADAPTED TO STORE A FIRST VALUE REPRESENTING THE SIZE OF ONE OF THE CODE AREAS, FIRST GATING MEANS BETWEEN THE READER AND THE STORAGE MEANS FOR STORING VALUES REPRESENTING THE SIZES OF DIFFERENT CODE AREAS IN DIFFERENT ONES OF THE STORAGE MEANS, A FIRST REGISTER FOR STORING A SECOND VALUE LESS THAN THE SIZE OF A CODE AREA, A SECOND REGISTER FOR STORING A THIRD VALUE GREATER THAN THE THE SIZE OF A CODE AREA, FIRST CONTROL CIRCUIT MEANS CONTROLLED BY THE READER FOR STORING THE SECOND AND THIRD VALUES IN THE FIRST AND SECOND REGISTERS REPRESENTING THE DIFFERENT CODE AREAS, COMPARING MEANS FOR DETERMINING THE RELATION OF THE FIRST VALUE TO THE SECOND AND THRID VALUES AND COUPLED TO THE FIRST AND SECOND REGISTERS, SECOND GATING MEANS BETWEEN THE PLURALITY OF STORAGE MEANS AND THE COMPARING MEANS FOR SUPPLYING FIRST VALUES IN SEQUENCE TO THE COMPARING MEANS, AND SECOND CONTROL CIRCUIT MEANS CONTROLLED BY THE COMPARING MEANS FOR ASSIGNING CODE VALUES TO THE CODE AREAS.

Inventors

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