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| Number | Title | Issue Date |
| 8185392 | Adapting enhanced acoustic models Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for enhancing speech recognition accuracy. In one aspect, a method includes receiving voice queries, obtaining, for one or more of the voice queries, feedback informat... | 05/22/2012 |
| 8155960 | System and method for unsupervised and active learning for automatic speech recognition A system and method is provided for combining active and unsupervised learning for automatic speech recognition. This process enables a reduction in the amount of human supervision required for training acoustic and language models and an increase in the performance... | 04/10/2012 |
| 8024190 | System and method for unsupervised and active learning for automatic speech recognition A system and method is provided for combining active and unsupervised learning for automatic speech recognition. This process enables a reduction in the amount of human supervision required for training acoustic and language models and an increase in the performance... | 09/20/2011 |
| 8010360 | System and method for latency reduction for automatic speech recognition using partial multi-pass results A system and method is provided for reducing latency for automatic speech recognition. In one embodiment, intermediate results produced by multiple search passes are used to update a display of transcribed text. ... | 08/30/2011 |
| 8005675 | Apparatus and method for audio analysis An apparatus and method for an improved audio analysis process is disclosed. The improvement concerns the accuracy level of the results and the rate of false alarms produced by the audio analysis process. The proposed apparatus and method provides a three-stage audi... | 08/23/2011 |
| 7996223 | System and method for post processing speech recognition output A system and method may be disclosed for facilitating the conversion of dictation into usable and formatted documents by providing a method of post processing speech recognition output. In particular, the post processing system may be configured to implement rewrite... | 08/09/2011 |
| 7899671 | Recognition results postprocessor for use in voice recognition systems Systems and techniques for analyzing voice recognition results in order to improve efficiency and accuracy of voice recognition. When a voice activated module undertakes a voice recognition attempt, it invokes a voice recognition module that constructs a list of voi... | 03/01/2011 |
| 7881935 | Speech recognition device and speech recognition method and recording medium utilizing preliminary word selection A speech recognition apparatus in which the accuracy in speech recognition is improved as the resource is prevented from increasing. Such a word which is probable as the result of the speech recognition is selected on the basis of an acoustic score and a linguistic ... | 02/01/2011 |
| 7877255 | Speech recognition using channel verification A method for automatic speech recognition includes determining for an input signal a plurality scores representative of certainties that the input signal is associated with corresponding states of a speech recognition model, using the speech recognition model and th... | 01/25/2011 |
| 7844458 | Speech recognition for detecting setting instructions A speech recognition apparatus that enables efficient multimodal input in setting a plurality of items by one utterance is provided. An input unit inputs a setting instruction by speech. A speech interpretation unit recognizes and interprets the contents of the sett... | 11/30/2010 |
| 7831426 | Network based interactive speech recognition system A network based interactive speech system responds in real-time to speech-based queries addressed to a set of topic entries. A best matching response is provided based on speech recognition processing and natural language processing performed on recognized speech ut... | 11/09/2010 |
| 7818171 | Speech recognition apparatus and speech recognition program A speech recognition apparatus includes a storage medium for storing tree structured dictionary data containing words as nodes in a tree structure with a root and leaf nodes. An input speech is compared with a forward acoustic model corresponding to a speech resulti... | 10/19/2010 |
| 7809565 | Method and apparatus for improving the transcription accuracy of speech recognition software The present invention involves an enhanced method for operating a speech recognition system in which sequential vocabularies are loaded for comparison to the input speech. Form each sequential vocabulary a subset of candidate vocabulary elements are selected for mat... | 10/05/2010 |
| 7761297 | System and method for multi-lingual speech recognition A system for multi-lingual speech recognition. The inventive system includes a speech modeling engine, a speech search engine, and a decision reaction engine. The speech modeling engine receives and transfers a mixed multi-lingual speech signal into speech features.... | 07/20/2010 |
| 7729912 | System and method for latency reduction for automatic speech recognition using partial multi-pass results A system and method is provided for reducing latency for automatic speech recognition. In one embodiment, intermediate results produced by multiple search passes are used to update a display of transcribed text. ... | 06/01/2010 |
| 7720682 | Method and apparatus utilizing voice input to resolve ambiguous manually entered text input From a text entry tool, a digital data processing device receives inherently ambiguous user input. Independent of any other user input, the device interprets the received user input against a vocabulary to yield candidates such as words (of which the user input form... | 05/18/2010 |
| 7676367 | Method of producing alternate utterance hypotheses using auxiliary information on close competitors A method of constructing a list of alternate transcripts from a recognized transcript includes generating a list of close call records, matching partial sub-histories from the recognized transcript with one of the history pairs stored in each of the records, and sub... | 03/09/2010 |
| 7657433 | Speech recognition accuracy with multi-confidence thresholds A speech recognition system uses multiple confidence thresholds to improve the quality of speech recognition results. The choice of which confidence threshold to use for a particular utterance may be based on one or more features relating to the utterance. In one pa... | 02/02/2010 |
| 7533019 | System and method for unsupervised and active learning for automatic speech recognition A system and method is provided for combining active and unsupervised learning for automatic speech recognition. This process enables a reduction in the amount of human supervision required for training acoustic and language models and an increase in the performance... | 05/12/2009 |
| 7437290 | Automatic censorship of audio data for broadcast An input audio data stream comprising speech is processed by an automatic censoring filter in either a real-time mode, or a batch mode, producing censored speech that has been altered so that undesired words or phrases are either unintelligible or inaudible. The aut... | 10/14/2008 |
| 7366668 | Voice interface for a search engine A system provides search results from a voice search query. The system receives a voice search query from a user, derives one or more recognition hypotheses, each being associated with a weight, from the voice search query, and constructs a weighted boolean query us... | 04/29/2008 |
| 7363224 | Method for entering text In a method of entering text into a device a first character input is provided that is indicative of a first character of a text entry. Next, a vocalization of the text entry is captured. A probable word candidate is then identified for a first word of the vocalizat... | 04/22/2008 |
| 7356467 | Method for processing recognized speech using an iterative process For processing recognized speech a method is proposed, which comprises the steps of receiving and/or generating (S0) recognized speech data (RSD), determining and/or generating (S1) a current measure of confidence (CMOC) for at least possibly erroneous... | 04/08/2008 |
| 7349849 | Spacing for microphone elements A speech recognition device with a frequency range with an upper frequency limit fmax is provided. The speech recognition device has more than two microphones with distances between the microphones, wherein the greatest common factor of the distances betw... | 03/25/2008 |
| 7340398 | Selective sampling for sound signal classification A system and method of selective sampling for sound signal classification is disclosed. The method of the present invention discloses the elements of: receiving a sound signal; specifying meta-data to be extracted from the sound signal; dividing the sound signal int... | 03/04/2008 |
| 7333928 | Error-tolerant language understanding system and method The present invention relates to an error-tolerant language understanding, system and method. The system and the method is using example sentences to provide the clues for detecting and recovering errors. The procedure of detection and recovery is guided by a probab... | 02/19/2008 |
| 7319957 | Handwriting and voice input with automatic correction A hybrid approach to improve handwriting recognition and voice recognition in data process systems is disclosed. In one embodiment, a front end is used to recognize strokes, characters and/or phonemes. The front end returns candidates with relative or absolute proba... | 01/15/2008 |
| 7315819 | Apparatus for performing speaker identification and speaker searching in speech or sound image data, and method thereof A process of identifying a speaker in coded speech data and a process of searching for the speaker are efficiently performed with fewer computations and with a smaller storage capacity. In an information search apparatus, an LSP decoding section extracts and decodes... | 01/01/2008 |
| 7310602 | Navigation apparatus In this navigation apparatus, when speech recognition of inputted speech is carried out, keywords included in the content of the recognized speech are searched from a dictionary DB, and then these words are displayed as keywords of a POI search. When a correction of... | 12/18/2007 |
| 7310600 | Language recognition using a similarity measure A dynamic programming technique is provided for matching two sequences of phonemes both of which may be generated from text or speech. The scoring of the dynamic programming matching technique uses phoneme confusion scores, phoneme insertion scores and phoneme delet... | 12/18/2007 |
| 7310601 | Speech recognition apparatus and speech recognition method The present invention provides a speech recognition apparatus which appropriately performs speech recognition by generating, in real time, language models adapted to a new topic even in the case where topics are changed. The speech recognition apparatus includes: a ... | 12/18/2007 |
| 7295980 | Pattern matching method and apparatus A system is provided for matching two or more sequences of phonemes both or all of which may be generated from text or speech. A dynamic programming matching technique is preferably used having constraints which depend upon whether or not the two sequences are gener... | 11/13/2007 |
| 7289950 | Extended finite state grammar for speech recognition systems An extended finite state grammar structure is generated from a finite state grammar. The extended finite state grammar structure includes word subgraphs representing a set of pre-defined word strings for words in the finite state grammar, and a set of all possible w... | 10/30/2007 |
| 7280964 | Method of recognizing spoken language with recognition of language color In accordance with a present invention speech recognition is disclosed. It uses a microphone to receive audible sounds input by a user into a first computing device having a program with a database consisting of (i) digital representations of known audible sounds an... | 10/09/2007 |
| 7277883 | Information management system This writing discloses a computerized tool to enhance the output of a user. The tool has a number of databases against which the input entered by the user is reviewed. In specificity, this tool can be used for creating songs. It offers to the user dictionaries inclu... | 10/02/2007 |
| 7275030 | Method and apparatus to compensate for fundamental frequency changes and artifacts and reduce sensitivity to pitch information in a frame-based speech processing system A method, computer program product, and data processing system for compensating for fundamental frequency changes in a frame-based speech processing system is disclosed. In a preferred embodiment of the present invention, a frame of a voiced speech signal is process... | 09/25/2007 |
| 7275034 | Word-specific acoustic models in a speech recognition system A speech recognizer has an acoustic model that includes word-specific models, that are specific to candidate words. The candidate words would otherwise be mapped to a series of general phones. A decoder transcribes input speech into words formed by shared phones, wo... | 09/25/2007 |
| 7263484 | Phonetic searching An improved method and apparatus is disclosed which uses probabilistic techniques to map an input search string with a prestored audio file, and recognize certain portions of a search string phonetically. An improved interface is disclosed which permits users to inp... | 08/28/2007 |
| 7263488 | Method and apparatus for identifying prosodic word boundaries A method and computer-readable medium are provided that identify prosodic word boundaries for a text. If the text is unsegmented, it is first segmented into lexical words. The lexical words are then converted into prosodic words using an annotated lexicon to divide ... | 08/28/2007 |
| 7260529 | Command insertion system and method for voice recognition applications A speech recognition system and method operates a speech recognition application on a computer in a continuous dictation mode. A separate key pad is coupled to the computer through the USB port, and includes a plurality of keys for providing command signals represen... | 08/21/2007 |
