Electronic carillon system utilizing interpolated fractional address DSP algorithm
First Claim
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1. An electronic carillon system, comprising:
- (A) a digital signal processor (DSP);
(B) memory means, operatively coupled to said DSP, for memorizing program code for controlling the operation of the DSP in carrying out pre-programmed algorithms; and
(C) output means, operatively coupled to said DSP, for converting the output of the DSP into audible sound;
wherein said system is programmed, via said DSP and program code, to construct bell sounds spanning all notes within a prescribed number of octaves on the basis of a limited number of pre-recorded samples of notes within a single octave.
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Abstract
A DSP-based electronic carillon system is disclosed. The system comprises a digital signal processor (DSP), memory for storing program code for controlling the operation of the DSP in carrying out pre-programmed algorithms, and an output circuit for converting the output of the DSP into audible sound. DSP algorithms are also disclosed.
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Citations
12 Claims
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1. An electronic carillon system, comprising:
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(A) a digital signal processor (DSP); (B) memory means, operatively coupled to said DSP, for memorizing program code for controlling the operation of the DSP in carrying out pre-programmed algorithms; and (C) output means, operatively coupled to said DSP, for converting the output of the DSP into audible sound; wherein said system is programmed, via said DSP and program code, to construct bell sounds spanning all notes within a prescribed number of octaves on the basis of a limited number of pre-recorded samples of notes within a single octave. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A method performed by an electronic carillon system, comprising the steps of:
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(A) utilizing a digital signal processor (DSP) and program code for controlling the operation of the DSP in carrying out pre-programmed algorithms to receive input data and calculate pitch-shifted output data on the basis of said input data, wherein said input data includes pre-recorded samples of bell sounds and said DSP is employed to construct bell sounds spanning all notes within a prescribed number of octaves on the basis of a limited number of pre-recorded samples of notes within a single octave; and (B) converting the output of the DSP into audible sound. - View Dependent Claims (8, 9)
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10. An electronic carillon system, comprising:
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(A) a digital signal processor (DSP); and (B) a memory, operatively coupled to said DSP, containing program code and samples of bell sounds for controlling the operation of the DSP in carrying out preprogrammed algorithms using pre-recorded samples of bell sounds; wherein outputs of said DSP are convertible into audible sounds, and said DSP operates, in accordance with the pre-programmed algorithms, so as to perform the functions of receiving said pre-recorded samples from said memory and calculating pitch-shifted output data, and wherein said DSP is operative to construct bell sounds spanning all notes within a prescribed number of octaves on the basis of a limited number of pre-recorded samples of notes within a single octave. - View Dependent Claims (11, 12)
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Specification