Print rate control system
AssigneeGeneral Electric Company
InventorsSamuel C. Harris, Jr., Clifford M. Jones
Life of this patent
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Abstract
Maximizing the printing rate of an electronic printer by causing it to print data characters at a relatively constant rate despite variations in the pattern of the incoming data. The number of characters in an incoming data pattern to be printed substantially simultaneously is monitored and the printing rate controlled within certain limits to provide a maximum printing rate consistent with the power and mechanical limits of the printer design.
Claims16
In an arrangement wherein a plurality of recording characters are adapted for effective serial movement across each line in succession on a record medium containing column locations ad a plurality of such characters are available for substantially simultaneous recording along each line in accordance with a pattern of data, means responsive to the number of such characters to be substantially simultaneously recorded during each columnar alignment of said characters to provide a control signal when said number reaches a limit N, where N represents less than the maximum number of aligned characters which could be printed during such alignment, and means responsive to said control signal for limiting recording of characters within each such alignment to a number which is a function of the value of N.
In an arrangement wherein a plurality of recording characters are adapted for effective serial movement across each line in succession on a record medium containing column locations and a plurality of such characters are available for substantially simultaneous recording along each line in accordance with a pattern of data, means for sensing the number of such characters to be recorded during a given plurality of columnar alignments of said characters to provide a control signal when said number reaches a limit M, where M represents less than the maximum number of aligned characters which could be recorded during such given plurality of columnar alignments, and means responsive to said control signal for limiting recording of characters within such given plurality of alignments to a number which is a function of the limit M.
In an arrangement wherein a plurality of individual different printing characters are carried in sequence to succcessive indexed positions along a line to be printed on a record medium, such that a plurality of such characters are in alignment for substantially simultaneous printing at each of such positions in accordance with a pattern of data, means for sensing the number of such characters to be substantially simultaneously printed during each columnar alignment of said characters to provide a control signal when said number reaches a limit N, where N represents less than the maximum number of aligned characters which could be printed during such alignment, and means responsive to said control signal for limiting recording of characters within each such alignment to a number which is a function of the value of N.
In an arrangement wherein a plurality of recording characters are adapted for effective serial movement across each line in succession on a record medium containing column locations and a plurality of such characters are available for substantially simultaneous recording along each line in accordance with a pattern of data signals available from a source, first means coupled to said source and said recording characters for generating first signals representing the characters to be recorded for each of a plurality of columnar alignments of said characters, means for analyzing said first signals to indicate the number of such characters to be recorded during such given plurality of columnar alignments of said characters to provide a control signal when said number reaches a limit M, where M represents less than the maximum number of aligned characters which could be recorded during such given plurality of columnar alignments, and means responsive to said control signal for limiting recording of characters within such given plurality of alignments to a number which is a function of the limit M.
Dependencies are inferred from the claim text.