Claims
- 1. A single chip sound source integrated-circuit including an effect adding device, comprising:
- musical tone signal generating means, on said single chip, for generating a musical tone signal;
- input means for entering a musical tone signal which is externally supplied thereto;
- mixing means, on said single chip, for mixing the musical tone signal generated by said musical tone signal generating means with the musical tone signal entered by said input means to generate a mixed signal;
- effect adding means, on said single chip, for adding a sound effect to the mixed signal generated by and received from said mixing means to generate an effect-added signal; and
- output means for externally outputting the effect-added signal generated by and received from said effect adding means.
- 2. A single chip sound source integrated-circuit according to claim 1, wherein:
- said musical tone signal generating means generates a musical tone signal as parallel data; and
- said input means includes a serial/parallel converter for receiving a musical tone signal in the form of serial data externally supplied thereto, and for converting the received musical tone signal into a parallel data signal so as to be in a form to be processed within the single chip sound source integrated-circuit.
- 3. A single chip sound source integrated-circuit including an effect adding device, comprising:
- musical tone signal generating means, on said single chip, for generating a musical tone signal;
- input means for entering a musical tone signal which is externally supplied thereto;
- mixing means, on said single chip, for mixing the musical tone signal generated by said musical tone signal generating means with the musical tone signal entered by said input means to generate a mixed signal;
- effect adding means, on said single chip, for adding a sound effect to the mixed signal generated by and received from said mixing means to generate an effect-added signal;
- first output means for externally outputting the effect-added signal generated by and received from said effect adding means; and
- second output means for externally outputting the mixed signal generated by and received from said mixing means.
- 4. A single chip sound source integrated-circuit according to claim 3, wherein:
- said musical tone signal generating means generates a musical tone signal as parallel data; and
- said input means includes a serial/parallel converter for receiving a musical tone signal in the form of serial data externally supplied thereto, and for converting the received musical tone signal into a parallel data signal so as to be in a form to be processed within the single chip sound source integrated-circuit.
- 5. A single chip sound source integrated-circuit according to claim 4, wherein said second output means includes a parallel/serial converter for converting a mixed signal in the form of parallel data received from said mixing means into a serial data signal, and for externally outputting the serial data signal.
- 6. A sound source apparatus comprising:
- multiple stages of sound source integrated-circuits connected in cascade each of, said multiple stages of said sound source integrated-circuits being on a respective different single chip, and each of said sound source integrated-circuits including:
- musical tone signal generating means, on said single chip, for generating a musical tone signal;
- input means for entering a signal which is externally supplied thereto;
- mixing means, on said single chip, for mixing the musical tone signal generated by said musical tone signal generating means with the signal entered by said input means to generate a mixed signal;
- effect adding means, on said single chip, for adding sound effect to the mixed signal generated by and received from said mixing means to generate an effect-added signal;
- first output means for outputting the effect-added signal generated by and received from said effect adding means; and
- second output means for outputting the mixed signal generated by and received from said mixing means,
- wherein said second output means of the respective stages of the sound source integrated-circuits are connected to input means of following stages of sound source integrated-circuits to transfer the mixed signals generated by said mixing means, and said first output means of a last stage of the sound source integrated-circuits externally outputs an effect-added signal received from the effect adding means of the last stage of the sound source integrated-circuits.
- 7. A single chip sound source apparatus according to claim 6, wherein:
- said musical tone signal generating means generates a musical tone signal as parallel data; and
- said input means includes a serial/parallel converter for receiving a musical tone signal in the form of serial data supplied thereto, and for converting the received musical tone signal into a parallel data signal so as to be in a form to be processed within the single chip sound source integrated-circuit.
- 8. A single chip sound source apparatus according to claim 7, wherein said second output means includes a parallel/serial converter for converting a mixed signal in the form of parallel data received from said mixing means into a serial data signal, and for outputting the serial data signal.
- 9. A single chip sound source integrated-circuit including an effect adding device, comprising:
- musical tone signal generating means, on said single chip, for generating a plurality of time-shared musical tone signals;
- input means for entering musical tone signals which are externally supplied thereto, the musical tone signals comprising a plurality of signal groups;
- grouping means, on said single chip, for grouping the plurality of time-shared musical tone signals generated by said musical tone signal generating means into a same number of signal groups as those of the musical tone signals which are externally supplied to said input means;
- mixing means, on said single chip, for mixing respective signal groups of the time-shared musical tone signals grouped by said grouping means with corresponding signal groups of said musical tone signals entered by said input means, respectively, to generate a plurality of signal groups of mixed signals;
- effect adding means, on said single chip, for adding a sound effect to the respective signal groups of mixed signals generated by and received from said mixing means to generate effect-added signals; and
- output means for externally outputting the effect added signals generated by and received from said effect adding means.
- 10. A single chip sound source integrated-circuit according to claim 9, wherein:
- said musical tone signal generating means generates said time-shared musical tone signals as parallel data signals; and
- said input means includes a serial/parallel converter for receiving musical tone signals in the form of serial data signals which are externally supplied thereto, and for converting the received musical tone signals into parallel data signals so as to be in a form to be processed within the single chip sound source integrated-circuit.
- 11. A single chip sound source integrated-circuit including an effect adding device, comprising:
- musical tone signal generating means, on said single chip, for generating a plurality of time-shared musical tone signals;
- input means for entering musical tone signals which are externally supplied thereto, the musical tone signals being grouped into a plurality of signal groups;
- grouping means, on said single chip, for grouping the plurality of time-shared musical tone signals generated by said musical tone signal generating means into a same number signal groups as those of the musical tone signals which are externally supplied to said input means;
- mixing means, on said single chip, for mixing respective signal groups of the time-shared musical tone signals grouped by said grouping means with corresponding signal groups of the musical tone signals received from said input means, to generate a plurality of signal groups of mixed signals;
- effect adding means, on said single chip, for adding a sound effect to the respective signal groups of mixed signals generated by and received from said mixing means to generate effect-added signals;
- first output means for externally outputting the effect-added signals generated by and received from said effect adding means; and
- second output means for externally outputting the plurality of signal groups of mixed signals generated by and received from said mixing means.
- 12. A single chip sound source integrated-circuit according to claim 11, wherein:
- said musical tone signal generating means generates said musical tone signals as parallel data signals; and
- said input means includes a serial/parallel converter for receiving musical tone signals in the form of serial data signals which are externally supplied thereto, and for converting the received musical tone signal into parallel data signals so as to be in a form to be processed within the single chip sound source integrated-circuit.
- 13. A single chip sound source integrated-circuit according to claim 12, wherein said second output means includes a parallel/serial converter for converting mixed parallel data signals received from said mixing means into serial data signals, and for externally outputting the serial data signals from said second output means.
- 14. A sound source apparatus comprising:
- multiple stages of sound source integrated-circuits connected in cascade, each of said multiple stages of sound source integrated-circuits being on a respective different single chip, and each of said sound source integrated-circuits including:
- musical tone signal generating means, on said single chip, for generating a plurality of time-shared musical tone signals;
- input means for entering musical tone signals which are externally supplied thereto, the musical tone signals being grouped into a plurality of signal groups;
- grouping means for grouping the plurality of time-shared musical tone signals generated by said musical tone signal generating means into a same number of signal groups as those of the musical tone signals which are externally supplied to said input means;
- mixing means, on said single chip, for mixing respective signal groups of the time-shared musical tone signals grouped by said grouping means with corresponding signal groups of the musical tone signals received from said input mean, to generate a plurality of signal groups of mixed signals;
- effect adding means, on said single chip, for adding a sound effect to the respective signal groups of mixed signals generated by and received from said mixing means to generate effect-added signals;
- first output means for outputting effect-added signals generated by and received from said effect adding means; and
- second output means for outputting the respective signal groups of mixed musical tone signals generated by and received from said mixing means;
- wherein said second output means of the respective stages of the sound source integrated-circuits are connected to input means of following stages of sound source integrated-circuits for transferring the mixed musical tone signals, and said first output means of a last stage of the sound source integrated-circuits externally outputs effect-added signals.
- 15. A sound source apparatus according to claim 14, wherein:
- said musical tone signal generating means generates said musical tone signals as parallel data signals; and
- said input means includes a serial/parallel converter for receiving musical tone signals in the form of serial data signals which are externally supplied thereto, and for converting the received musical tone signals into parallel data signals so as to be in a form to be processed within the sound source integrated-circuit.
- 16. A sound source apparatus according to claim 15, wherein said second output means includes a parallel/serial converter for converting the mixed parallel data signals received from said mixing means into serial data signals, and for outputting the serial data signals.
- 17. A single chip sound source integrated-circuit including an effect adding device, comprising:
- musical tone signal generating means, on said single chip, for generating a musical tone signal;
- first input means for entering a first musical tone signal which is externally supplied thereto;
- mixing means, on said single chip, for mixing the musical tone signal generated by said musical tone signal generating means with the first musical tone signal received from said first input means to generate a mixed signal;
- second input means for entering a second musical tone signal which is externally supplied thereto;
- selecting means for selecting either of the mixed signal supplied from said mixing means and the second musical tone signal supplied from said second input means;
- effect adding means, on said single chip, for adding a sound effect to the signal selected by said selecting means to generate an effect-added signal; and
- output means for externally outputting the effect added signal generated by and received from said effect adding means.
- 18. A single chip sound source integrated-circuit according to claim 17, wherein:
- said musical tone signal generating means generates a musical tone signal as a parallel data signal; and
- said first and second input means each include a serial/parallel converter for receiving a musical tone signal as a serial data signal which is externally supplied thereto, and for converting the received serial data musical tone signal into a parallel data signal so as to be in a form to be processed within the single chip sound source integrated-circuit.
- 19. A single chip sound source integrated-circuit including an effect adding device, comprising:
- musical tone signal generating means, on said single chip, for generating a musical tone signal;
- first input means for entering a first musical tone signal which is externally supplied thereto;
- mixing means, on said single chip, for mixing the musical tone signal generated by said musical tone signal generating means with the first musical tone signal received from said first input means to generate a mixed signal;
- second input means for entering a second musical tone signal which is externally supplied thereto;
- selecting means for selecting either of the mixed signal generated by said mixing means and the second musical tone signal supplied from said second input means;
- effect adding means, on said single chip, for adding a sound effect to the signal selected by said selecting means to generate an effect-added signal;
- first output means for externally outputting the effect-added signal generated by and received from said effect adding means; and
- second output means for externally outputting the mixed signal generated by and received from said mixing means.
- 20. A single chip sound source integrated-circuit according to claim 19, wherein:
- said musical tone signal generating means generates a musical tone signal as a parallel data signal; and
- said first input means includes a serial/parallel converter for receiving a first musical tone signal as a serial data signal which is externally supplied thereto, and for converting the received serial data musical tone signal into a parallel data signal so as to be in a form to be processed within the single chip sound source integrated-circuit; and
- said second input means includes a serial/parallel converter for receiving a second musical tone signal as a serial data signal which is externally supplied thereto, and for converting the received serial data musical tone signal into a parallel data signal so as to be in a form to be processed within the single chip sound source integrated-circuit.
- 21. A single chip sound source integrated-circuit according to claim 20, wherein:
- said second output means includes a parallel/serial converter for converting the parallel data mixed signal received from said mixing means into a serial data signal, and for externally outputting the serial data signal; and
- said effect adding means includes a serial output means for outputting its own output as a serial data signal.
- 22. A single chip sound source integrated-circuit including an effect adding device, comprising:
- musical tone signal generating means, on said single chip, for generating a plurality of time-shared musical tone signals;
- first input means for entering first musical tone signals which are externally supplied thereto, the first musical tone signals being grouped into a plurality of signal groups;
- grouping means for grouping the plurality of time-shared musical tone signals generated by said musical tone signal generating means into a same number of signal groups as those of the first musical tone signals which are externally supplied to said first input means;
- mixing mean, on said single chip, for mixing the respective signal groups of the time-shared musical tone signals grouped by said grouping means with corresponding signal groups of the first musical tone signals received from said first input means, to generate a plurality of signal groups of mixed signals;
- second input means for entering second musical tone signals which are supplied thereto, the second musical tone signals being grouped into the same number of signal groups as those of the first musical tone signals;
- selecting means for selecting either of the plurality of signal groups of mixed signals and the plurality of signal groups of second musical tone signals received from said second input means;
- effect adding means, on said single chip, for adding a sound effect to the plurality of signal groups of signals selected by said selecting means to generate effect-added signals; and
- output means for externally outputting the effect added signals generated by and received from said effect adding means.
- 23. A single chip sound source integrated-circuit according to claim 22, wherein:
- said musical tone signal generating means generates a time-shared musical tone signal as a parallel data signal; and
- said first input means includes a serial/parallel converter for receiving first serial data musical tone signals which are externally supplied thereto, and for converting the received first musical tone signals into parallel data signals so as to be in a form to be processed within the single chip sound source integrated-circuit; and
- said second input means includes a serial/parallel converter for receiving second serial data musical tone signals which are externally supplied thereto, and for converting the received second musical tone signal into parallel data signals so as to be in a form to be processed within the single chip sound source integrated-circuit.
- 24. A single chip sound source integrated-circuit including an effect adding device, comprising:
- musical tone signal generating means, on said single chip, for generating a plurality of time-shared musical tone signals;
- first input means for entering first musical tone signals which are externally supplied thereto, the first musical tone signals being grouped into a plurality of signal groups;
- grouping means for grouping the plurality of time-shared musical tone signals generated by said musical tone signal generating means into a same number of signal groups as those of the first musical tone signals which are externally supplied to said first input means;
- mixing means, on said single chip, for mixing respective signal groups of the time-shared musical tone signals grouped by said grouping means with corresponding signal groups of the first musical tone signals received from said first input means, to generate a plurality of signal groups of mixed signals;
- second input means for entering second musical tone signals which are externally supplied thereto, the second musical tone signals being grouped into the same number of signal groups as those of the first musical tone signals;
- selecting means for selecting either of the plurality of signal groups of mixed signals supplied from said mixing means and the plurality of signal groups of second musical tone signals received from said second input means;
- effect adding means, on said single chip, for adding a sound effect to the plurality of signal groups of signals selected by said selecting means to generate effect-added signals;
- first output means for externally outputting the effect-added signals generated by and received from said effect adding means; and
- second output means for externally outputting the plurality of signal groups of mixed signals generated by and received from said mixing means.
- 25. A single chip sound source integrated-circuit according to claim 24, wherein:
- said musical tone signal generating means generates time-shared musical tone signals as parallel data signals;
- said first input means includes a serial/parallel converter for receiving first parallel data musical tone signals which are externally supplied thereto, and for converting the received first musical tone signals into parallel data signals so as to be in a form to be processed within the single chip sound source integrated-circuit; and
- said second input means includes a serial/parallel converter for receiving second musical tone signals as serial data signals which are externally supplied thereto, and for converting the received second musical tone signals into parallel data signals so as to be in a form to be processed within the signal chip sound source integrated-circuit.
- 26. A single chip sound source integrated-circuit according to claim 25, wherein:
- said second output means includes parallel/serial converting means for converting mixed parallel data signals received from said mixing means into serial data signals, and for externally outputting the serial data signals; and
- said effect adding means includes serial output means for outputting its own output as a serial data signal.
Priority Claims (2)
Number |
Date |
Country |
Kind |
4-085262 |
Apr 1992 |
JPX |
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4-085263 |
Apr 1992 |
JPX |
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Parent Case Info
This application is a Continuation, of application Ser. No. 07/998,407, filed Dec. 29, 1992, now abandoned.
US Referenced Citations (9)
Continuations (1)
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Number |
Date |
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Parent |
998407 |
Dec 1992 |
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