Celebrity Inventors
Actress Jamie Lee Curtis is a patented inventor - she created a diaper equipped with a premoistened baby wipe. And that's no act!
PatentStorm News
Make the Most of Our Site
See this month's Top Inventors and Most Cited Patents.
Stay on top of the latest innovations by subscribing to an RSS feed.
Registered users: Manage your profile.
| Number | Title | Issue Date |
| 7363227 | Disruption of speech understanding by adding a privacy sound thereto A privacy apparatus adds a privacy sound into the environment, thereby confusing listeners as to which of the sounds is the real source. The privacy sound may be based on the speaker's own voice or may be based on another voice. At least one characteristic of the sp... | 04/22/2008 |
| 7089183 | Accumulating transformations for hierarchical linear regression HMM adaptation A new iterative hierarchical linear regression method for generating a set of linear transforms to adapt HMM speech models to a new environment for improved speech recognition is disclosed. The method determines a new set of linear transforms at an iterative step by... | 08/08/2006 |
| 7027975 | Guided natural language interface system and method A method for a guided natural language interface includes inputting to a thin client a query, communicating to an interface intermediary, communicating to an interface descriptor data source, generating an interface descriptor, communicating the interface descriptor... | 04/11/2006 |
| 7013272 | Amplitude masking of spectra for speech recognition method and apparatus In a speech recognition platform, a masking unit 17 can be utilized to mask noisy content within an audio sample. By masking such noise in a dynamic but predictable manner, valid content can be preserved while largely overcoming the random and detrimental pre... | 03/14/2006 |
| 7013266 | Method for determining speech quality by comparison of signal properties In a method for determining speech quality using an objective measure, in order to enhance prediction reliability of the evaluated quality parameters, distortions of the mean spectral envelope are extensively corrected with a weighting function WT(f) befo... | 03/14/2006 |
| 7006971 | Recognition of a speech utterance available in spelled form This invention relates to a method of recognizing a speech utterance (s) available in spelled form, comprising a processing stage in which a corresponding letter sequence (r) is estimated by means of a letter speech recognition unit (2) based on... | 02/28/2006 |
| 7006972 | Generating a task-adapted acoustic model from one or more different corpora The present invention generates a task-dependent acoustic model from a supervised task-independent corpus and further adapted it with an unsupervised task dependent corpus. The task-independent corpus includes task-independent training data which has an acoustic rep... | 02/28/2006 |
| 6999921 | Audio overhang reduction by silent frame deletion in wireless calls To address the need for reducing audio overhang in wireless communication systems (e.g., 100), the present invention provides for the deletion of silent frames before they are converted to audio by the listening devices. The present invention only provides fo... | 02/14/2006 |
| 6990448 | Database annotation and retrieval including phoneme data The data structure is used in accessing a plurality of data files. The data stucture comprises a plurality of annotation storage areas adapted to correspond with the data files, each annotation storage area containing an annotation an annotation representing a time ... | 01/24/2006 |
| 6988064 | System and method for combined frequency-domain and time-domain pitch extraction for speech signals A system, computer readable medium, and method for sampling a speech signal; dividing the sampled speech signal into overlapped frames; extracting first pitch information from a frame using frequency domain analysis; providing at least one pitch candidate, each bein... | 01/17/2006 |
| 6988072 | Controlling the listening horizon of an automatic speech recognition system for use in handsfree conversational dialogue Conversational dialog with a computer or other processor-based device without requiring push-to-talk functionality. In one embodiment, a computer-implemented method first determines that a user desires to engage in a dialog. Based thereon the method turns on a speec... | 01/17/2006 |
| 6985861 | Systems and methods for combining subword recognition and whole word recognition of a spoken input A computer-based detection (e.g., speech recognition) system combines a word decoder and subword decoder to detect words (or phrases) in a spoken input provided by a user into a speaker connected to the detection system. The word decoder detects words by comparing a... | 01/10/2006 |
| 6985853 | Compressed audio stream data decoder memory sharing techniques A decoder (10) decodes compressed data. A memory (44) stores the compressed data and stores operating data and operating code for a plurality of decompression algorithms requiring different amounts of memory for the operating data and operating code an... | 01/10/2006 |
| 6965860 | Speech processing apparatus and method measuring signal to noise ratio and scaling speech and noise A speech processing apparatus and method are provided for processing an input speech signal to compensate for the effects of noise in the input speech signal. The method and apparatus divide the input speech signal into a plurality of sequential time frames and a se... | 11/15/2005 |
| 6961704 | Linguistic prosodic model-based text to speech An arrangement is provided for text to speech processing based on linguistic prosodic models. Linguistic prosodic models are established to characterize different linguistic prosodic characteristics. When an input text is received, a target unit sequence is generate... | 11/01/2005 |
| 6934677 | Quantization matrices based on critical band pattern information for digital audio wherein quantization bands differ from critical bands Quantization matrices facilitate digital audio encoding and decoding. An audio encoder generates and compresses quantization matrices; an audio decoder decompresses and applies the quantization matrices. The invention includes several techniques and tools, which can... | 08/23/2005 |
| 6928410 | Method and apparatus for musical modification of speech signal A method and apparatus for modification of a speech signal indicative of a stream of speech data having a plurality of syllables. The method comprises the steps of mapping the stream of speech data from the speech signal into a stream of tone data according to a lin... | 08/09/2005 |
| 6920425 | Visual interactive response system and method translated from interactive voice response for telephone utility A system, method, and computer readable medium storing a software program for translating a script for an interactive voice response system to a script for a visual interactive response system. The visual interactive response system executes the translated visual-ba... | 07/19/2005 |
| 6917918 | Method and system for frame alignment and unsupervised adaptation of acoustic models An unsupervised adaptation method and apparatus are provided that reduce the storage and time requirements associated with adaptation. Under the invention, utterances are converted into feature vectors, which are decoded to produce a transcript and alignment unit bo... | 07/12/2005 |
| 6912496 | Preprocessing modules for quality enhancement of MBE coders and decoders for signals having transmission path characteristics Pursuant to one aspect of the invention, a prefilter module that incorporates an inverse filter is used in conjunction with an encoder. The inverse filter has an inverse frequency response of a frequency response of a filter that simulates speech having transmission... | 06/28/2005 |
| 6889186 | Method and apparatus for improving the intelligibility of digitally compressed speech A system for processing a speech signal to enhance signal intelligibility identifies portions of the speech signal that include sounds that typically present intelligibility problems and modifies those portions in an appropriate manner. First, the speech signal is d... | 05/03/2005 |
| 6889191 | Systems and methods for TV navigation with compressed voice-activated commands A method, apparatus and system that receives speech commands at a remote control device, digitizes those speech commands, and transmits the digitized speech commands to an electronic device, such as a digital home communication terminal (DCHT). The electronic device... | 05/03/2005 |
| 6885988 | Bit error concealment methods for speech coding A method of concealing bit errors in a signal is provided. The method comprises encoding a signal parameter according to a set of constraints placed on a signal parameter quantizer. The encoded signal parameter is decoded and compared against the set of constraints.... | 04/26/2005 |
| 6879957 | Method for producing a speech rendition of text from diphone sounds A text-to-speech system utilizes a method for producing a speech rendition of text based on dividing some or all words of a sentence into component diphones. A phonetic dictionary is aligned so that each letter within each word has a single corresponding phoneme. Th... | 04/12/2005 |
| 6873951 | Speech recognition system and method permitting user customization A system and method for speech recognition includes a speaker-independent set of stored word representations derived from speech of many users deemed to be typical speakers and for use by all users, and may further include speaker-dependent sets of stored word repre... | 03/29/2005 |
| 6871177 | Pattern recognition with criterion for output from selected model to trigger succeeding models A method and apparatus of recognizing a pattern comprising a sequence of sub-patterns includes a set of possible patterns being modelled by a network of sub-pattern models. One or more initial software model objects are instantiated first. As these models produce ou... | 03/22/2005 |
| 6847932 | Speech synthesis device handling phoneme units of extended CV Given phonetic information is divided into speech units of extended CV which is a contiguous sequence of phonemes without clear distinction containing a vowel or some vowels. Contour of vocal tract transmission function of phoneme of the speech unit of extended CV i... | 01/25/2005 |
| 6836760 | Use of semantic inference and context-free grammar with speech recognition system A method and apparatus to use semantic inference with speech recognition systems includes recognizing at least one spoken word, processing the spoken word using a context-free grammar, deriving an output from the context-free grammar, and translating the output to a... | 12/28/2004 |
| 6829582 | Controlled access to audio signals based on objectionable audio content detected via sound recognition An apparatus, program product, and method restrict access to objectionable audio content in an audio or audio/video transmission using sound recognition. Sound recognition may be performed, for example, to detect and control access to objectionable non-spoken audio ... | 12/07/2004 |
| 6829579 | Transcoding method and system between CELP-based speech codes A method for transcoding a CELP based compressed voice bitstream from source codec to destination codec. The method includes processing a source codec input CELP bitstream to unpack at least one or more CELP parameters from the input CELP bitstream and interpolating... | 12/07/2004 |
| 6826528 | Weighted frequency-channel background noise suppressor A method for implementing a noise suppressor in a speech recognition system comprises a filter bank for separating source speech data into discrete frequency sub-bands to generate filtered channel energy, and a noise suppressor for weighting the frequency sub-bands ... | 11/30/2004 |
| 6823309 | Speech synthesizing system and method for modifying prosody based on match to database A speech synthesis system for storing in advance a degree of modification of prosodic data in a prosodic data modifying rule apparatus, the degree of modification corresponding to an approximate cost and being stored as a modifying rule, a prosodic data retrieving s... | 11/23/2004 |
| 6820055 | Systems and methods for automated audio transcription, translation, and transfer with text display software for manipulating the text The present invention relates to systems and methods for audio processing. For example, the present invention provides systems and methods for receiving live speech, converting the speech to text, and transferring the text to a user. As desired, the speech or text c... | 11/16/2004 |
| 6807527 | Method and apparatus for determination of an optimum fixed codebook vector A method for a CELP algorithm including the steps of pre-processing (101) a sampled speech s{n} in a signal pre-processor so as to output at least a noise filtered speech output vector and a channel noise estimate, model parameter estimation of the noise filt... | 10/19/2004 |
| 6799162 | Semi-supervised speaker adaptation To prevent adaptation to misrecognized words in unsupervised or on-line automatic speech recognition systems confidence measures are used or the user reaction is interpreted to decide whether a recognized phoneme, several phonemes, a word, several words or a whole u... | 09/28/2004 |
| 6799164 | Method, apparatus, and medium of digital acoustic signal coding long/short blocks judgement by frame difference of perceptual entropy A digital acoustic signal coding apparatus, a method of coding the digital acoustic signal, and a recording medium for recording a program of coding the digital acoustic signal are respectively realized. It is possible to provide the digital acoustic signal coding m... | 09/28/2004 |
| 6798878 | Local loop telecommunication repeater housing having mounting slots enabling replaceable repeater and voltage protector assemblies A design for passively cooled telecommunication repeater housings for use in wire transmission in the local loop outside plant provides mounting slots for repeaters and voltage protector assemblies disposed and arranged such that a repeater and its voltage protector... | 09/28/2004 |
| 6785649 | Text formatting from speech A method for converting speech to text and vice versa. The method for converting speech to text includes receiving a spoken input having a non-verbal characteristic, and automatically generating a text output, responsive to the spoken input, having a variable format... | 08/31/2004 |
| 6782364 | Controlling a listening horizon of a speech recognition system for use in handsfree conversational dialog Conversational dialog with a computer or other processor-based device without requiring push-to-talk functionality, wherein computer-implemented methods probabilistically determines a user desire to engage in a dialog, and/or the context of the desire. Based thereon... | 08/24/2004 |
| 6775652 | Speech recognition over lossy transmission systems Recognizing a stream of speech received as speech vectors over a lossy communications link includes constructing for a speech recognizer a series of speech vectors from packets received over a lossy packetized transmission link, wherein some of the packets associate... | 08/10/2004 |
