Type composing apparatus having novel character width derivation structure

Claim 2

The improvement in type composing apparatus wherein a character printer scans along a printing line, comprising means controlling character spacing for line justification for said type composing apparatus including means for generating a succession of signals designating relative width values ''''w'''' characterizing the relative widths of a series of characters, and means for representing a succession of point size factors ''''p,'''' one for each character and means for retrieving a value corresponding to a multiple of a relative width value assigned to each character by a point size factor for that character, said improvement comprising: a memory having stored therein products of w and p; means for addressing said memory successively with paired values of w and p characterizing said characters in said series; means for deriving as an output from said memory a succession of adjusted width values for said series of characters corresponding to products of w and p; and control means controlled by said adjusted width values to advance the scanning of said character printer along the scan line at spacings corresponding to said adjusted width values.

Claim 3

The improvement in type composing apparatus wherein a character printer scans across a printing line comprising means controlling character spacing for line justification for said type composing apparatus including means for generating a succession of signals designating binary-coded relative width values ''''w'''' characterizing the relative widths of a series of characters, and means for representing a succession of binary-coded point size factors ''''p,'''' one for each character, means for retrieving a value corresponding to a multiple of a relative width value assigned to each character by a point size factor for that character, said improvement comprising: a read-only integrated circuit memory having permanently stored therein at mutually exclusive address locations substantially all possible products of w and p; means for addressing said memory successively with paired values of w and p characterizing said characters in said series; and means for deriving as a binary output from said memory a succession of products of w and p representing adjusted width values for said series of characters.

Claim 4

The improvement in type composing apparatus wherein a character printer scans across a printing line comprising means controlling character spacing for line justification for said type composing apparatus including means for generating a succession of signals designating binary-coded relative width values ''''w'''' characterizing the relative widths of a series of characters, and means for representing a succession of binary-coded point size factors ''''p,'''' one for each character, means for retrieving a value corresponding to a multiple of a relative width value assigned to each character by a point size factor for that character, said improvement comprising: a read-only integrated circuit memory having permanently stored therein at mutually exclusive address locations substantially all possible products of w and p; means for addressing said memory successively with paired values of w and p characterizing said characters in said series; and means for deriving as a binary output from said memory a succession of products of w and p representing adjusted width values for said series of characters.

Claim 5

The improvement in type composing apparatus comprising combination means controllIng character spacing for line justification comprising: input means for representing in binary code a series of characters; a read-only integrated circuit memory having permanently stored therein at mutually exclusive addresses a width value for each of said characters; means responsive to said input means for addressing said memory with successive binary character codes; and means for deriving from said memory in binary code a series of width values respectively associated with said series of characters.

Claim 6

The improvement in type composing apparatus comprising combination means controllIng character spacing for line justification comprising: input means for representing in binary code a series of characters; a read-only integrated circuit memory having permanently stored therein at mutually exclusive addresses a width value for each of said characters; means responsive to said input means for addressing said memory with successive binary character codes; and means for deriving from said memory in binary code a series of width values respectively associated with said series of characters.

Claim 7

The improvement in type composing apparatus comprising combination means controlling character spacing for line justification comprising: input means for representing in binary code a series of characters; a first memory having stored therein at mutually exclusive addresses a relative width value for each of said characters; means responsive to said input means for addressing said first memory with successive binary character codes; means for deriving from said first memory in binary code a series of relative width values ''''w'''' respectively associated with said series of characters; means for representing a succession of point size factors ''''p, '''' one for each character; and means for retrieving a value corresponding to a multiple of a relative width value assigned to each character by a point size factor for that character, comprising: a second memory having stored therein products of w and p; means for addressing said second memory successively with paired values of w and p characterizing said characters in said series; and means for deriving as an output from said second memory a succession of products of p and w representing adjusted width values for said series of characters.

Claim 8

The improvement in type composing apparatus comprising combination means controlling character spacing for line justification comprising: input means for representing in binary code a series of characters; a first memory having stored therein at mutually exclusive addresses a relative width value for each of said characters; means responsive to said input means for addressing said first memory with successive binary character codes; means for deriving from said first memory in binary code a series of relative width values ''''w'''' respectively associated with said series of characters; means for representing a succession of point size factors ''''p, '''' one for each character; and means for retrieving a value corresponding to a multiple of a relative width value assigned to each character by a point size factor for that character, comprising: a second memory having stored therein products of w and p; means for addressing said second memory successively with paired values of w and p characterizing said characters in said series; and means for deriving as an output from said second memory a succession of products of p and w representing adjusted width values for said series of characters.

Claim 9

Type composing apparatus comprising an optical character printer adapted to scan along a printing line, means to flash an image of an alphanumeric character to said printer, means to move a photorecording medium adjacent said printing line and positioned to receive optical alphanumeric characters therefrom, means controlling character spacing for line justification for said type composing apparatus including means for generating a succession of signals designating relative width values ''''w'''' characterizing the relative widths of a series of characters, and means for representing a succession of point size factors ''''p,'''' one for each character and means for determining a multiple of a relative width value assigned to each character by a point size factor for that character, said improvement comprising: a memory having stored therein products of w and p; means for addressing said memory successively with paired values of w and p characterizing said characters in said series; means for deriving as an output from said memory a succession of adjusted width values for said series of characters corresponding to products of w and p; and control means controlled by said adjusted width values to advance the scanning of said character printer along the scan line at spacings corresponding to said adjusted width values.

Claim 10

Type composing apparatus comprising an optical character printer adapted to scan along a printing line, means to flash an image of an alphanumeric character to said printer, means to move a photorecording medium adjacent said printing line and positioned to receive optical alphanumeric characters therefrom, means controlling character spacing for line justification for said type composing apparatus including means for generating a succession of signals designating relative width values ''''w'''' characterizing the relative widths of a series of characters, and means for representing a succession of point size factors ''''p,'''' one for each character and means for determining a multiple of a relative width value assigned to each character by a point size factor for that character, said improvement comprising: a memory having stored therein products of w and p; means for addressing said memory successively with paired values of w and p characterizing said characters in said series; means for deriving as an output from said memory a succession of adjusted width values for said series of characters corresponding to products of w and p; and control means controlled by said adjusted width values to advance the scanning of said character printer along the scan line at spacings corresponding to said adjusted width values.

Claim 11

In a photocomposing apparatus, an input circuit into which binary coded signals are successively fed which correspond to characters to be processed; a first memory circuit controlled by said input circuit generating binary coded signals which correspond to the possible relative widths of the characters to be processed; a size selection circuit generating binary coded signals corresponding to the selected size of the characters to be processed; and a circuit controlled by said first memory circuit and said size selection circuit generating binary coded signals corresponding to the size of the characters to be processed, said circuit controlled by said first memory circuit and said size selection circuit and comprising: a second memory circuit in which signals are stored corresponding to the possible size of the characters to be processed and which generates said signals according to the control by the first memory circuit and the size selection circuit to control character spacing in said photocomposing apparatus.

Claim 12

In a photocomposing apparatus, an input circuit into which binary coded signals are successively fed which correspond to characters to be processed; a first memory circuit controlled by said input circuit generating binary coded signals which correspond to the possible relative widths of the characters to be processed; a size selection circuit generating binary coded signals corresponding to the selected size of the characters to be processed; and a circuit controlled by said first memory circuit and said size selection circuit generating binary coded signals corresponding to the size of the characters to be processed, said circuit controlled by said first memory circuit and said size selection circuit and comprising: a second memory circuit in which signals are stored corresponding to the possible size of the characters to be processed and which generates said signals according to the control by the first memory circuit and the size selection circuit to control character spacing in said photocomposing apparatus.

Claim 13

The apparatus of claim 6 wherein said second memory circuit is a read-only memory.

Claim 14

The apparatus of claim 6 wherein said second memory circuit is a read-only integrated circuit memory.

Claim 15

The improvement in type composing apparatus wherein a character printer scans along a printing line, comprising means controlling character spacing for line justification for said type composing apparatus including means for generating a succession of signals corresponding to relative width values ''''w'''' characterizing the relative widths of a series of characters, and means for representing a succession of signals corresponding to point size factors ''''p,'''' one for each character and means for retrieving a value corresponding to a selected adjusted width value assigned to each character and its point size factor, said improvement comprising: a memory having stored therein a plurality of widths corresponding to adjusted width values; means for addressing said memory successively with paired signals corresponding to values of w and p characterizing said characters in said series; means for deriving as an output from said memory a succession of absolute width values for said series of characters in response to signals corresponding to w and p; and control means controlled by said adjusted width values to advance the scanning of said character printer along the scan line at spacings corresponding to said adjusted width values.

Claim 16

The improvement in type composing apparatus wherein a character printer scans along a printing line, comprising means controlling character spacing for line justification for said type composing apparatus including means for generating a succession of signals corresponding to relative width values ''''w'''' characterizing the relative widths of a series of characters, and means for representing a succession of signals corresponding to point size factors ''''p,'''' one for each character and means for retrieving a value corresponding to a selected adjusted width value assigned to each character and its point size factor, said improvement comprising: a memory having stored therein a plurality of widths corresponding to adjusted width values; means for addressing said memory successively with paired signals corresponding to values of w and p characterizing said characters in said series; means for deriving as an output from said memory a succession of absolute width values for said series of characters in response to signals corresponding to w and p; and control means controlled by said adjusted width values to advance the scanning of said character printer along the scan line at spacings corresponding to said adjusted width values.