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4355204 |
Speech synthesizing arrangement having at least two distortion circuits
This improved voice-excited speed synthesizer expands the voice-band spectrum to generate high-frequency band excitation signal by using two separate distortion networks: a full-wave rectifier for...
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RE30991 |
Voice synthesizer
A highly simplified speech synthesizer that is capable of producing quality speech. The present speech synthesizer is adapted to be driven by an 8-bit digital input command word. Six of the bits...
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4337375 |
Manually controllable data reading apparatus for speech synthesizers
The present invention uses a speech synthesizer apparatus to produce sounds in response to code input received from a code record pick-up manually moved over a selected strip on a code record sheet...
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4319084 |
Multichannel digital speech synthesizer
A multichannel digital speech synthesizer comprises a pulse generator storing periodic and aperiodic excitation signals to be processed in a lattice filter according to weighting parameters, such...
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4301328 |
Voice synthesizer
A voice synthesizer that is responsive to sequences of digital input command words to phonetically synthesize human speech. The system includes control circuits that are responsive to the input...
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4296279 |
Speech synthesizer
A speech synthesizer for developing a signal representing both voiced and fricative sounds from signals representing blocks of externally generated data, the synthesizer including a period counter...
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4236434 |
Apparatus for producing a vocal sound signal in an electronic musical instrument
An electronic musical instrument for producing a vocal sound signal comprising a musical tone signal generator connected to a passing circuit for passing a musical tone signal under the selection...
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4163120 |
Voice synthesizer
The speech synthesizer minimizes storage requirements by storing basis functions each defining a waveform segment or phoneme within a pitch period and including formants F1 and F2, featuring readin...
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4076958 |
Signal synthesizer spectrum contour scaler
A speech signal synthesizer features a time and frequency scaler for improved accuracy of signal synthesis. A digital signal representative of a first analog signal, such as a voice signal, having...
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3934094 |
Frequency band converter
A frequency band converter wherein a signal whose frequency band is to be converted is written in a random access memory at a predetermined cycle while the contents of the random access memory are...
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3928722 |
Audio message generating apparatus used for query-reply system
An apparatus for generating the audio message used for a query and reply system. This apparatus is intended especially to provide the audio reply message composed of a fixed word and a variable...
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3903380 |
Method and apparatus for identifying conductors or conductor pairs in a multiconductor cable using speech identification
A method of and an apparatus for identifying conductors or conductor pairs in a multiconductor cable using speech identification is disclosed. Audio frequency electrical waveforms related to spoken...
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3892919 |
Speech synthesis system
In a system in which a plurality of previously recorded waveforms corresponding to phonetic elements separately picked up from natural voice and having a pitch length, are connected to form any...
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3830977 |
SPEECH-SYSTHESISER
In a synthesiser which, for each sampling period, reconstitutes a language element by means of three sinusoidal components obtained with the help of variable-frequency generators and...
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3828132 |
SPEECH SYNTHESIS BY CONCATENATION OF FORMANT ENCODED WORDS
Audio response units that select speech sounds, stored in analog or coded digital form, as the excitation for a speech synthesizer are widely used, for example in telephone audio announcement...
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3816664 |
SIGNAL COMPRESSION AND EXPANSION APPARATUS WITH MEANS FOR PRESERVING OR VARYING PITCH
Apparatus for compressing, expanding and reading out audio and other signals while preserving or varying their pitch. The apparatus includes means for discarding segments of the signals and...
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3732868 |
DEVICE FOR THE AUDIBLE REPRODUCTION OF A CARDIOGRAM WITH SPEECH-LIKE SOUNDS
A device for the audible reproduction of electrophysiological signals, which includes a serially connected sine wave generator and pulse shaper in which these signals are reproduced in the form of...
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3689696 |
SPEECH SYNTHESIS FROM A SPECTROGRAPHIC TRACE
A voice synthesis system using a sound spectrogram, showing the spectrum in the form of a plot of frequency against time with intensity being represented by the variable density of the plot. The...
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3573374 |
FORMANT VOCODER UTILIZING RESONATOR DAMPING
A formant vocoder comprising formant resonators and means for damping the resonators just prior to each successive pitch pulse. Damping is achieved by changing the Q of the resonators.
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3551588 |
VOCODER FILTER SYSTEM
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3535454 |
FUNDAMENTAL FREQUENCY DETECTOR
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3491205 |
PLURAL FORMANT SPEECH SYNTHESIZER
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3423530 |
SPEECH SYNTHESIZER HAVING Q MULTIPLIER
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3337847 |
Communication system for connecting subscribers to a multiplex message synthesizing system
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3328525 |
Speech synthesizer
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3280266 |
Synthesis of artificial speech
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3102928 |
Vocoder excitation generator
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3090837 |
Speech bandwidth compression system
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3087989 |
Vowel synthesizer
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3030450 |
Band compression system
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2996579 |
Feedback vocoder
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2990453 |
Automatic spectrum analyzer
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2928902 |
Signal transmission
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2881257 |
Spectrum synthesizer
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2824906 |
Transmission and reconstruction of artificial speech
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3588353 |
Title is not available
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