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5806038 MBE synthesizer utilizing a nonlinear voicing processor for very low bit rate voice messaging  
A MBE (Multi-Band Excitation) synthesizer (116) generates excitation components from information received by a receiver (2004). The information received includes spectral information representing...
5806035 Traffic information apparatus synthesizing voice messages by interpreting spoken element code type identifiers and codes in message representation  
The speech synthesizer generates signals for a loudspeaker on the basis of symbols defining the words to be reproduced.In accordance with the invention, the same speech synthesizer is provided...
5802488 Interactive speech recognition with varying responses for time of day and environmental conditions  
The invention improves recognition rates by providing an interactive speech recognition device that performs recognition by taking situational and environmental changes into consideration, thus...
5796916 Method and apparatus for prosody for synthetic speech prosody determination  
In a synthetic speech system intonation of a natural utterance is automatically applied to a synthesized utterance. The present invention applies the desired intonation of the natural utterance to...
5797118 Learning vector quantization and a temporary memory such that the codebook contents are renewed when a first speaker returns  
An encoding/decoding system employing vector quantization realizes a high quality encoding and decoding with decreased quantizing errors, employing a small sized codebook which faithfully...
5794185 Method and apparatus for speech coding using ensemble statistics  
A speech coder (100) computes scalar statistics (180), ensemble statistics (190), spectral parameters (150), and a normalized excitation waveform (270) which describe a frame of speech samples....
5794189 Continuous speech recognition  
A method for use in recognizing speech in which signals are accepted corresponding to interspersed speech elements including text elements corresponding to text to be recognized and command...
5794204 Interactive speech recognition combining speaker-independent and speaker-specific word recognition, and having a response-creation capability  
A technique for improving speech recognition in low-cost, speech interactive devices. This technique calls for implementing a speaker-specific word enrollment and detection unit in parallel with a...
5781887 Speech recognition method with error reset commands  
A method for revising at least a portion of a sequence of speech data segments recognized by an automated speech recognition system. A user is prompted to vocalize the speech data segments...
5774853 Serial interface speech synthesizers  
Speech synthesizer systems avoid the need for a multi-path address bus coupling to a CPU by provision of serial interfaces requiring a total of only two or three signal paths to a CPU. By use of a...
5765128 Apparatus for synchronizing a voice coder and a voice decoder of a vector-coding type  
An apparatus synchronizes a voice coder and a voice decoder which are of the vector-coding type in order to prevent a false synchronization even when a signal having the same period as a string of...
5765133 System for building a language model network for speech recognition  
A system for recognizing continuous speech, for example for automatic dictation applications, uses a bigramme language model organized as a network with finite probability states. The system also...
5763801 Computer system and method for performing wavetable music synthesis which stores wavetable data in system memory  
A PCI-based system and method for performing wavetable music synthesis which uses system memory to store wavetable data is provided. The system and method utilize the benefits of the PCI bus while...
5761643 Time-sharing of audio informaiton memory by two processors having different operation execution cycles  
An apparatus for processing the speech information includes a first execution device and a second execution device for executing operations at respective different execution cycles, and a first...
5758320 Method and apparatus for text-to-voice audio output with accent control and improved phrase control  
A text-to-voice audio output unit includes a storage section for storing analyzed information pertaining to words, boundaries between articulations, and accents obtained by analyzing an input...
5751906 Method for synthesizing speech from text and for spelling all or portions of the text by analogy  
Improved automated synthesis of human audible speech from text is disclosed. Performance enhancement of the underlying text comprehensibility is obtained through prosodic treatment of the...
5751907 Speech synthesizer having an acoustic element database  
A speech synthesis method employs an acoustic element database that is established from phonetic sequences occurring in an interval of a speech signal. In establishing the database, trajectories...
5749071 Adaptive methods for controlling the annunciation rate of synthesized speech  
Improved automated synthesis of human audible speech from text is disclosed. Performance enhancement of the underlying text comprehensibility is obtained through prosodic treatment of the...
5745650 Speech synthesis apparatus and method for synthesizing speech from a character series comprising a text and pitch information  
A speech synthesis method and apparatus for synthesizing speech from a character series comprising a text and pitch information. The apparatus includes a parameter generator for generating power...
5740319 Prosodic number string synthesis  
A machine and method for providing human voice sounding numbers includes storing in digital form segments of leading digit utterance, segments of trailing digit utterances, group pausing...
5732395 Methods for controlling the generation of speech from text representing names and addresses  
Improved automated synthesis of human audible speech from text is disclosed. Performance enhancement of the underlying text comprehensibility is obtained through prosodic treatment of the...
5729659 Method and apparatus for controlling a digital computer using oral input  
Oral input is used to control a digital computer. Associative searching techniques of tabular data structures are used in conjunction with rules and conventions derived from natural language to...
5727119 Method and apparatus for efficient implementation of single-sideband filter banks providing accurate measures of spectral magnitude and phase  
Accurate measures of estimated spectral power and phase are derived from two spectral representations of each of one or more input signals generated by single-sideband filter banks including...
5724410 Two-way voice messaging terminal having a speech to text converter  
A two-way voice messaging terminal for communicating with a receiving terminal which may or may not be capable of reproducing a voice message transmitted from the voice messaging terminal. A voice...
5719998 Partitioned decompression of audio data using audio decoder engine for computationally intensive processing  
Decompression of MPEG compressed audio data is performed in a computer system by the host processor in the computer system providing preprocessing data decompression and a dedicated audio decoder...
5717821 Method, apparatus and recording medium for coding of separated tone and noise characteristic spectral components of an acoustic sibnal  
A method, and the apparatus for its implementation, for encoding an input signal includes the steps of transforming an input signal into frequency components, as for example by spectrum transform...
5717827 Text-to-speech system using vector quantization based speech enconding/decoding  
A text-to-speech system includes a memory storing a set of quantization vectors. A first processing module is responsive to the sound segment codes generated in response to text in the sequence to...
5708760 Voice address/data memory for speech synthesizing system  
A voice address/data memory for a speech synthesizing system is divided into a basic memory layer for storing a plurality of basic voice data units, and one or more address pointer memory layers...
5704007 Utilization of multiple voice sources in a speech synthesizer  
Utilization of one or more voice sources in a speech synthesizer to provide improved synthetic speech. Having a speech synthesizer with the capability to select among and between a multiplicity of...
5701393 System and method for real time sinusoidal signal generation using waveguide resonance oscillators  
Sinusoidal waveforms are synthesized using one or more waveguide resonance oscillators. The waveguide resonance oscillator has two digital delay elements coupled to a digital waveguide junction....
5696873 Vocoder system and method for performing pitch estimation using an adaptive correlation sample window  
An improved vocoder system and method for estimating pitch in a speed waveform. The method comprises an improved correlation method for estimating the pitch parameter which more accurately...
5694522 Sub-band audio signal synthesizing apparatus  
A sub-band audio signal synthesizer produces a digital audio signal from a sub-band coded audio signal having a predetermined number of sub-bands. A memory stores predetermined samples. A memory...
5694516 Capacitive interface for coupling between a music chip and audio player  
A contactless interface for transfer of data between a semiconductor music chip and a solid state audio player Data is transferred between the chip and audio player by way of a capacitive...
5692098 Real-time Mozer phase recoding using a neural-network for speech compression  
A system and method for compressing speech using an artificial neural network to calculate the recoded phase vector (Mozer code) resulting from the spectral magnitude-to-phase transformation. Raw...
5687286 Neural networks with subdivision  
A neural network apparatus, and methods for training the neural network apparatus, for processing input information, supplied as a data array, for a prespecified application to indicate output...
5687221 Information processing apparatus having speech and non-speech communication functions  
An information processing apparatus having speech and non-speech communication functions for communicating with another party in a non-speech mode in which data information is transferred and...
5684920 Acoustic signal transform coding method and decoding method having a high efficiency envelope flattening method therein  
An input acoustic signal is subjected to modified discrete cosine transform processing to obtain its spectrum characteristics. Linear prediction coefficients are derived from the input acoustic...
5682501 Speech synthesis system  
A speech synthesis unit comprises a text processor which breaks down text into phonemes, a prosodic processor which assigns properties such as length and pitch to the phonemes based on context,...
5680512 Personalized low bit rate audio encoder and decoder using special libraries  
Methods and systems for encoding an audio signal into a bit stream, and for recreating the audio signal from the bit stream are disclosed. In an embodiment of an encoder, a first encoder (10)...
5675703 Apparatus for decoding compressed and coded sound signal  
An apparatus for decoding a compressed and coded sound signal by applying thereto an inverse quantization processing and a synthesis processing is arranged to include a data extracting unit for...
5673362 Speech synthesis system in which a plurality of clients and at least one voice synthesizing server are connected to a local area network  
The data control unit in the voice synthesizing server of the present invention receives from a client data to be processed to synthesize voice, and determines the type of the received data. If...
5668924 Digital sound recording and reproduction device using a coding technique to compress data for reduction of memory requirements  
A sound recording and reproducing device codes a sound signal by a code excited linear predictive coding means including an adaptive code book created on the basis of past excitation signals, a...
5664050 Process for evaluating speech quality in speech synthesis  
The present invention relates to a process for evaluating speech quality in speech synthesizers with the aid of a speech recognition system. The recognition system is programmed using a number of...
5659663 Integrated automatically synchronized speech/melody synthesizer with programmable mixing capability  
A synthesizer includes a controller which generates an address signal in response to a trigger code corresponding to a sequence of a synthesis of a plurality of basic speech sections; a memory for...
5657380 Interactive door answering and messaging device with speech synthesis  
An automatic door answering and message system is disclosed. A preferred embodiment of the system has an interior unit and an exterior unit that communicate via an RF link. The system uses voice...
5652828 Automated voice synthesis employing enhanced prosodic treatment of text, spelling of text and rate of annunciation  
Improved automated synthesis of human audible speech from text is disclosed. Performance enhancement of the underlying text comprehensibility is obtained through prosodic treatment of the...
5651092 Method and apparatus for speech encoding, speech decoding, and speech post processing  
A speech analysis unit and a window locating unit are implemented in a speech encoding apparatus. The speech encoding apparatus encodes input speech per analysis frame defined having a fixed...
5642470 Singing voice synthesizing device for synthesizing natural chorus voices by modulating synthesized voice with fluctuation and emphasis  
Music information and word information are input to a music/word information input unit. A voice part extracting unit extracts note length information, pitch information, loudness information, and...
5642466 Intonation adjustment in text-to-speech systems  
A software-only real time text-to-speech system includes intonation control which does not introduce discontinuities into output speech stream. The text-to-speech system includes a module for...
5640489 Audio synthesizer time-sharing its first memory unit between two processors  
An apparatus for processing the speech information includes a first execution device and a second execution device for executing operations at respective different execution cycles, and a first...