Keyboard synchronized toned generator

Claim 2

In a printer arrangement wherein the times of operation of keys on a operation is associated with print hammer operations which provide first sounds audibly recognizable by the keyboard operator as being of different timing than the times of operation of said keys, an arrangement comprising means responsive to key operation for producing audible second sounds substantially synchronous with each key operation which are audibly distinguishable from said first sounds.

Claim 3

An arrangement according to claim 1 further comprising means for changing the audible characteristics of said second sounds.

Claim 4

An arrangement according to claim 2 wherein said means for varying comprises means for varying intensity of said second sounds to suit the needs of the keyboard operator.

Claim 5

An arrangement according to claim 1 wherein said means for producing second sounds comprises means for producing a multibit, binary coded signal representative of a printable symbol associated with each key, each of said plurality of bits being presented on an individual line, and means responsive to predetermined values of such signals being presented at said lines to provide said second sounds.

Claim 6

An arrangement according to claim 4 wherein said predetermined ones of said lines comprises any one or more of said lines.

Claim 7

In a printer arrangement wherein the times of operation of keys on a keyboard is associated with print hammer operations which provide sounds audibly recognizable by the keyboard operator as being of different timing than the times of operation of said keys, means responsive to operation of each key to provide a coded signal representative of the printable symbol associated with the operated key, means responsive to such coded signals to print the associated printable symbols, and means responsive to each of said coded signals to provide separate audible signals indicative of the time of operation of each of said associated keys.

Claim 8

In a printer arrangement wherein the times of operation of keys on a keyboard is associated with print hammer operations which provide sounds audibly recognizable by the keyboard operator as being of different timing than the times of operation of said keys, means responsive to operation of each key to provide a coded signal representative of the printable symbol associated with the operated key, means responsive to such coded signals to print the associated printable symbols, and means responsive to each of said coded signals to provide separate audible signals indicative of the time of operation of each of said associated keys.

Claim 9

An arrangement according to claim 6 further comprising means for changing the audible characteristics of said audible signals to distinguish them from said print hammer sounds.

Claim 10

An arrangement according to claim 7 wherein said means for changing comprises means for changing the frequency content of said audible signals.

Claim 11

An arrangement according to claim 7 wherein said means for changing comprises means for changing the duration of each of said audible signals.

Claim 12

In an arrangement wherein the operation of the individual keys on the keyboard occurs with one timing and the printing of individual symbols associated with the operation of each key occurs with a different timing, means for producing sounds which are audibly recognizable by the keyboard operator as occurring substantially synchronously with each key operation, comprising means respOnsive to operation of each key to provide a multibit, binary coded digital signal representative of the printable symbol associated with the operated key, means responsive to signals representing the successive operation of a plurality of keys to thereafter print the printable symbols associated with each of a plurality of such operated keys simultaneously, and means responsive to a predetermined one of the two states associated with predetermined bits of the signals associated with each of said plurality of operated keys to provide audible sounds.

Claim 13

In an arrangement wherein the operation of the individual keys on the keyboard occurs with one timing and the printing of individual symbols associated with the operation of each key occurs with a different timing, means for producing sounds which are audibly recognizable by the keyboard operator as occurring substantially synchronously with each key operation, comprising means respOnsive to operation of each key to provide a multibit, binary coded digital signal representative of the printable symbol associated with the operated key, means responsive to signals representing the successive operation of a plurality of keys to thereafter print the printable symbols associated with each of a plurality of such operated keys simultaneously, and means responsive to a predetermined one of the two states associated with predetermined bits of the signals associated with each of said plurality of operated keys to provide audible sounds.

Claim 14

An arrangement according to claim 10 wherein said means for producing audible sounds comprises means for producing a multibit, binary coded decimal signal representative of a printable symbol associated with each key with each of said plurality of bits being presented on individual lines, and means responsive to a predetermined one of the two states associated with the bits of such signal being presented at predetermined ones of said lines to provide said audible sounds.

Claim 15

In combination, a keyboard comprising a plurality of operable keys, means responsive to operation of each key to provide a multibit, binary coded, digital signal representative of a printable symbol associated with the operated key, means responsive to signals representing the successive operation of a plurality of keys to print the printable symbols associated with each of said plurality of operated keys, means responsive to at least one of the binary values of the signals associated with each of said plurality of operated keys to provide separate signals indicative of the time of operation of each of said keys.

Claim 16

In combination, a keyboard comprising a plurality of operable keys, means responsive to operation of each key to provide a multibit, binary coded, digital signal representative of a printable symbol associated with the operated key, means responsive to signals representing the successive operation of a plurality of keys to print the printable symbols associated with each of said plurality of operated keys, means responsive to at least one of the binary values of the signals associated with each of said plurality of operated keys to provide separate signals indicative of the time of operation of each of said keys.

Claim 17

In combination, a keyboard comprising a plurality of operable keys, means responsive to operation of each key to provide a multibit, binary coded, digital signal representative of a printable symbol associated with the operated key, means responsive to signals representing successive operations of a plurality of keys for thereafter printing the printable symbols associated with such signals and for signalling the time of operation of each key associated with such symbols, and means responsive to the simultaneous operation of more than one key to prevent the printing and key operation signalling.

Claim 18

In combination, a keyboard comprising a plurality of operable keys, means responsive to operation of each key to provide a multibit, binary coded, digital signal representative of a printable symbol associated with the operated key, means responsive to signals representing successive operations of a plurality of keys for thereafter printing the printable symbols associated with such signals and for signalling the time of operation of each key associated with such symbols, and means responsive to the simultaneous operation of more than one key to prevent the printing and key operation signalling.

Claim 19

An arrangement according to claim 13 further comprising means responsive to the release of the next to last key to be released to permit the printing and key operation signalling associated with said last to be released key.

Claim 20

An arrangement according to claim 14 wherein said means for signalling comprises means for presenting each of said plurality of bits on an individual line, and means responsive to a predetermined one of the two states associated with the bits being presented at predetermined ones of said lines to provide audible sounds.

Claim 21

In combination, a keyboard comprising a plurality of operable keys, means responsive to operation of each key to provide a multibit, binary coded digital signal representative of a symbol associated with the operated key, means responsive to signals representing the successive operation of a plurality of keys to communicate the symbols associated with each of said plurality of operated keys to a remote location, and means responsive to at least one of the binary values of the signals associated with each of said plurality of operated keys to provide separate signals indicative of the time of operation of each of said keys.

Claim 22

In combination, a keyboard comprising a plurality of operable keys, means responsive to operation of each key to provide a multibit, binary coded digital signal representative of a symbol associated with the operated key, means responsive to signals representing the successive operation of a plurality of keys to communicate the symbols associated with each of said plurality of operated keys to a remote location, and means responsive to at least one of the binary values of the signals associated with each of said plurality of operated keys to provide separate signals indicative of the time of operation of each of said keys.

Claim 23

In combination a keyboard comprising a plurality of operable keys, means responsive to operation of each key to provide a multibit, binary coded, digital signal representative of a symbol associated with the operated key, means responsive to signals representing successive operations of the plurality of keys for thereafter communicating said signals and for separately signaling the time of operation of each key associated with such symbols, and means responsive to the simultaneous operation of more than one key to prevent of communicating and said separAte signaling.

Claim 24

In combination a keyboard comprising a plurality of operable keys, means responsive to operation of each key to provide a multibit, binary coded, digital signal representative of a symbol associated with the operated key, means responsive to signals representing successive operations of the plurality of keys for thereafter communicating said signals and for separately signaling the time of operation of each key associated with such symbols, and means responsive to the simultaneous operation of more than one key to prevent of communicating and said separAte signaling.

Claim 25

A signal processing arrangement comprising a plurality of symbol keys on a keyboard, means for depressing said keys to establish a unique coded signal representative of the symbol associated with each of the depressed keys, means for translating an established coding signal when only one of said keys is depressed, means responsive to more than one key being currently depressed to inhibit translation of any established code signals associated with said depressed keys but responsive to the last to be released key for translating the established coded signal associated with said last named key, and means responsive to translated established binary coded signals for signaling the operation of each key associated with said last named symbols.

Claim 26

A signal processing arrangement comprising a plurality of symbol keys on a keyboard, means for depressing said keys to establish a unique coded signal representative of the symbol associated with each of the depressed keys, means for translating an established coding signal when only one of said keys is depressed, means responsive to more than one key being currently depressed to inhibit translation of any established code signals associated with said depressed keys but responsive to the last to be released key for translating the established coded signal associated with said last named key, and means responsive to translated established binary coded signals for signaling the operation of each key associated with said last named symbols.