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5636325 Speech synthesis and analysis of dialects  
A set of intonation intervals for a chosen dialect are applied to the intonational contour of a phomene string derived from a single set of stored linguistic units, e.g., phonemes. Sets of...
5633983 Systems and methods for performing phonemic synthesis  
Systems and methods for performing phonemic synthesis which operate to generate an output data set of acoustic B parameters from a received textual data set wherein the output data set represents...
5632002 Speech recognition interface system suitable for window systems and speech mail systems  
A speech recognition interface system capable of handling a plurality of application programs simultaneously, and realizing convenient speech input and output modes which are suitable for the...
5621891 Device for generating announcement information  
The invention relates to a device for generating announcement information. When the complete announcement information is generated via natural speech information, a large storage capacity is...
5617478 Sound reproduction system and a sound reproduction method  
A sound reproduction system for automatically conducting a tone control for an audio signal according to the present invention includes: an input terminal for inputting an audio signal; a judgment...
5613038 Communications system for multiple individually addressed messages  
A communications system has a single transmitter and a large number of portable receivers. The transmitter broadcasts a continuous stream of coded text messages, each addressed to a particular...
5592588 Method and apparatus for object-oriented digital audio signal processing using a chain of sound objects  
An object-oriented audio signal processing system is disclosed. The signal processing system is capable of converting virtually any sound resource into a format which can be used by associated...
5583801 Voice troubleshooting system for computer-controlled machines  
A trouble-shooting system for computer-controlled machinery includes a portable programmable testing unit. The unit includes: a CPU; A/D and D/A converters connecting the CPU to a voltage probe,...
5581656 Methods for generating the voiced portion of speech signals  
The pitch estimation method is improved. Sub-integer resolution pitch values are estimated in making the initial pitch estimate; the sub-integer pitch values are preferably estimated by...
5566271 Control apparatus for electronic equipment  
An instruction for operation mode control of a VTR 40 and information on the video recording reservation is voice inputted. The voice input is recognized by a voice recognition circuit 13 and is...
5559927 Computer system producing emotionally-expressive speech messages  
A computer system in which the sounds of different speech messages are stored or synthesized, the system being adapted to reproduce a selected speech message and to impart emotional expressivity...
5555343 Text parser for use with a text-to-speech converter  
A text parser for a text-to-speech processor accepts a text stream and parses the text stream to detect non-spoken characters and spoken characters. The spoken characters are passed to the...
5506899 Voice suppressor  
Synthesized voice having a high level is prevented from being output. A detector detects whether the level of a voice signal synthesized by a linear predictor based on linear predictive...
5506934 Post-filter for speech synthesizing apparatus  
A post-filter adapted to be used for a speech synthesizing apparatus includes a filtering unit for filtering a synthesized signal, and a scaling coefficient in accordance with both the synthesized...
5504835 Voice reproducing device  
A voice reproducing device includes a data generator for sequentially providing digital data as an initial value to a recurrence equation and for generating a prescribed number of data with each...
5493606 Multi-lingual prompt management system for a network applications platform  
In combination with the Network Application Platform (NAP), a Speech Interface to NAP (SPIN) creates or modifies a SPIN application for each language in which the prompts of a Network Application...
5490233 Method and apparatus for reducing correlated errors in subband coding systems with quantizers  
A method and apparatus for reducing correlated errors in subband coding systems with quantizers is disclosed. A subband coding system comprises a plurality of subband analysis filters to divide...
5485543 Method and apparatus for speech analysis and synthesis by sampling a power spectrum of input speech  
A method for speech analysis and synthesis for obtaining synthesized speech of a high quality includes the steps of determining a short-period power spectrum by performing an FFT operation on a...
5480306 Language learning apparatus and method utilizing optical code as input medium  
A language learning apparatus using optical code as input medium is disclosed. An optical code/bar code is associated with each of a number of words, sentences, animal cries and sounds of music...
5473759 Sound analysis and resynthesis using correlograms  
A system for reconstructing a signal waveform from a correlogram is based upon the recognition that the information in each channel of the correlogram is equivalent to the magnitude of the Fourier...
5463715 Method and apparatus for speech generation from phonetic codes  
Speech generation from phonetic code is carried out by a microcomputer based system which stores digitized waveform segments and appropriately joins the segments and outputs them to a digital to...
5463713 Synthesis of speech from text  
An apparatus for synthesizing speech from text includes a language processing section which determines an accent environment of each mora of the text. In a basic accent pattern table, a basic...
5461714 Apparatus for synthesizing an object described in an object-oriented language on the basis of a predetermined specification  
A program synthesis system comprises a function decomposition unit for decomposing a function according to a predetermined specification so as to obtain detailed functions of the specification, a...
5452398 Speech analysis method and device for suppyling data to synthesize speech with diminished spectral distortion at the time of pitch change  
A method for speech analysis applicable to a speech analysis/synthesis system employed for producing a synthetic speech. Voiced and unvoiced segments of input speech signals X(n) are...
5444818 System and method for dynamically configuring synthesizers  
A system and method are provided for improving quality of sound generated by computerized systems having limited memory. A wavetable synthesizer is implemented wherein data utilized to...
5434948 Polyphonic coding  
A polyphonic (e.g. stereo) audioconferencing system, in which input left and right channels are time-aligned by variable delay stages (10a, 10b), controlled by a delay calculator (9) (e.g. by...
5432883 Voice coding apparatus with synthesized speech LPC code book  
A voice coding apparatus has a first linear prediction analyzer for acquiring linear prediction coefficients based on a received input speech sampled at a given time interval. A synthesized speech...
5394473 Adaptive-block-length, adaptive-transforn, and adaptive-window transform coder, decoder, and encoder/decoder for high-quality audio  
The invention relates in general to high-quality low bit-rate digital transform coding and decoding of information corresponding to audio signals such as music signals. More particularly, the...
5388183 Speech recognition providing multiple outputs  
In the speech recognition system disclosed herein, the Viterbi decoding of an acoustic recognition network is augmented by implementing additional data structures for each arc in the network which...
5388221 Adaptive digital audio interpolation system  
A transition signal detector switches the processing of a digital audio signal between a frequency optimized filter for normal operation and a transition optimized filter when a transition...
5384893 Method and apparatus for speech synthesis based on prosodic analysis  
A system for synthesizing a speech signal from strings of words, which are themselves strings of characters, includes a memory in which predetermined syntax tags are stored in association with...
5371854 Sonification system using auditory beacons as references for comparison and orientation in data  
A system for using sound to display data which includes the capability of storing, manipulating and retrieving data and data-to-sound parameter mappings for the purposes of controlling a sound...
5369729 Conversionless digital sound production  
Relatively high sound quality is produced from a standard computer speaker without using a digital to analog converter. Error propagation techniques are used to position the cone of a speaker at a...
5353378 Sound and light emitting face apparel  
A sound-emitting face apparel includes electronic storage, selection and retrieval of sound signals. The signals, such as music or speech sounds, are emitted outward from a central region of a...
5325462 System and method for speech synthesis employing improved formant composition  
A method, system and process to improve the formant composition in a speech synthesis system so that the formants are more intelligible. The system employs a process in the memory of a processor...
5317671 System for method for producing synthetic plural word messages  
A linguistic coding system and keyboard therefor for the use of people unable to use their own voices is described. The coding system and associated keyboard are based on the sentence rather than...
5305423 Computerized system for producing sentic cycles and for generating and communicating emotions  
A system including a touch pressure-sensitive transducer and a computer responsive thereto for producing a sentic cycle and for recording touch expression in the course of which cycle different...
5301259 Method and apparatus for generating vocal harmonies  
Disclosed are a method and apparatus for analyzing an input vocal signal to produce a plurality of harmony signals that are combined with the input vocal signal to produce a multivoice signal. The...
5299282 Random tone or voice message synthesizer circuit  
A message synthesizer circuit includes a compressed message data memory as a message source for storing a plurality of compressed message data of message, each corresponding to a message code...
5281143 Learning doll  
A doll, apparently capable of learning through a combination of human speech and touch interaction, includes a speech generator for generating upon actuation the currently indexed sound in a...
5254694 Optically active epoxycyclohexane derivative and epoxycyclohexanone derivative, and process for the preparation thereof  
An optically active epoxycyclohexane derivative represented by the general formula: ##STR1## wherein R represents a 4-oxycarbonyl-1-hydroxy-3-methyl-3(Z)-buten-1-yl or...
5208864 Method of detecting acoustic signal  
According to a method of detecting an acoustic signal, first and second sound receiving units are located at substantially the same position and are used to output signals having different target...
5189702 Voice processing apparatus for varying the speed with which a voice signal is reproduced  
A voice processing apparatus capable of varying the speed of speech, in which a voice of a predetermined duration is represented by feature parameters and propriety information indicating whether...
5165008 Speech synthesis using perceptual linear prediction parameters  
A method for synthesizing human speech using a linear mapping of a small set of coefficients that are speaker-independent. Preferably, the speaker-independent set of coefficients are cepstral...
5119425 Sound synthesizer  
A pseudo-random or transient synthesized signal is provided by analysis of a plurality of related signals by vector quantization of linear predictive coding coefficients (cluster representatives)...
5111530 Digital audio signal generating apparatus  
A digital audio signal generating apparatus suitable for the application to electronic musical instruments, sound effect generators for amusement machines and the like. This digital audio signal...
5095509 Audio reproduction utilizing a bilevel switching speaker drive signal  
Speech and other audio output is produced from a digitally driven speaker which is turned on and off by a digital control signal derived from a digitally sampled audio input. Digitally encoded...
5095503 Cellular telephone controller with synthesized voice feedback for directory number confirmation and call status  
A unique cellular telephone controller (104 and 106) provides synthesized voice feedback for directory number confirmation, call status, and cellular telephone feature, option and service...
5091946 Communication system capable of improving a speech quality by effectively calculating excitation multipulses  
In an encoder device for encoding a sequence of digital speech signals classified into a voiced sound and an unvoiced sound into a sequence of output signals, by the use of a spectrum parameter...
5060267 Method to produce an animal's voice to embellish a music and a device to practice this method  
A method and a device for producing an imitative animal's voice to embellish a music. The animals voice is analyzed and approximated into a waveform represented exclusively by HIGH/LOW, and the...