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| Number | Title | Issue Date |
| 8175885 | Controlling a set-top box via remote speech recognition A device may receive over a network a digitized speech signal from a remote control that accepts speech. In addition, the device may convert the digitized speech signal into text, use the text to obtain command information applicable to a set-top box, and send the c... | 05/08/2012 |
| 8155962 | Method and system for asynchronously processing natural language utterances The methods and systems described herein may asynchronously process natural language utterances to provide real-time response performance and natural interaction with users. In particular, the methods and systems described herein may use various natural language spe... | 04/10/2012 |
| 8155959 | Dialog system for human agent to correct abnormal output Systems and methods are described that automatically control modules of dialog systems. The systems and methods include a dialog module that receives and processes utterances from a speaker and outputs data used to generate synthetic speech outputs as responses to t... | 04/10/2012 |
| 8150676 | Methods and apparatus for processing grammatical tags in a template to generate text Method and apparatus for automatically generating text in a human language using a template. The template may include at least one grammatical tag that implicates at least one actor in a sentence in the template. Human-language text may be determined to fill in the ... | 04/03/2012 |
| 8145482 | Enhancing analysis of test key phrases from acoustic sources with key phrase training models Methods and apparatus for the enhancement of speech to text engines, by providing indications to the correctness of the found words, based on additional sources besides the internal indication provided by the STT engine. The enhanced indications comprise sources of ... | 03/27/2012 |
| 8140327 | System and method for filtering and eliminating noise from natural language utterances to improve speech recognition and parsing The systems and methods described herein may filter and eliminate noise from natural language utterances to improve accuracy associated with speech recognition and parsing capabilities. In particular, the systems and methods described herein may use a microphone arr... | 03/20/2012 |
| 8140328 | User intention based on N-best list of recognition hypotheses for utterances in a dialog Disclosed herein are systems, computer-implemented methods, and tangible computer-readable media for using alternate recognition hypotheses to improve whole-dialog understanding accuracy. The method includes receiving an utterance as part of a user dialog, generatin... | 03/20/2012 |
| 8135582 | Keyboard system and method for global disambiguation from classes with dictionary database from first and last letters A reduced keyboard system for text input comprising: a first keyboard having a first plurality of keys, the keys being adapted to be keystroked for input of a word; a virtual keyboard having a plurality of virtual keys, the plurality of virtual keys corresponding re... | 03/13/2012 |
| 8131552 | System and method for automated multimedia content indexing and retrieval The invention provides a system and method for automatically indexing and retrieving multimedia content. The method may include separating a multimedia data stream into audio, visual and text components, segmenting the audio, visual and text components based on sema... | 03/06/2012 |
| 8126719 | Interactive voice recognition and response over the internet Methods and systems for handling speech recognition processing in effectively real-time, via the Internet, in order that users do not experience noticeable delays from the start until they receive responsive feedback. A user uses a client to access the Internet and ... | 02/28/2012 |
| 8117036 | Non-disruptive side conversation information retrieval Information is exchanged between a user of a communications device and an application during an ongoing conversation between the user using the communications device and a party, without disrupting the conversation. An application associated with the communications ... | 02/14/2012 |
| 8117027 | Method and apparatus for introducing information into a data stream and method and apparatus for encoding an audio signal Techniques for introducing information into a data stream first obtains the spectral values of the short-term spectrum of the audio signal. Separately, information to be introduced are combined with a spread sequence obtaining a spread information signal, whereupon ... | 02/14/2012 |
| 8112282 | Evaluating prompt alternatives for speech-enabled applications A computer-implemented method is described for optimizing prompts for a speech-enabled application. The speech-enabled application is operable to receive communications from a number of users and communicate one or more prompts to each user to elicit a response from... | 02/07/2012 |
| 8112275 | System and method for user-specific speech recognition The systems and methods described herein may recognize natural language utterances that include queries and/or commands and execute the queries and/or commands based on user-specific profiles. The systems and methods described herein may include a complete speech-ba... | 02/07/2012 |
| 8103501 | System and method for generation and authentication of a signed document using voice analysis The invention refers to a process and an arrangement for the generation of a signed text and/or image document, in particular a digital document for electronic sending and/or for electronic storage. The invention is characterized by the fact that the name and/or an ... | 01/24/2012 |
| 8103503 | Speech recognition for determining if a user has correctly read a target sentence string Systems and methods for processing a user speech input to determine whether the user has correctly read a target sentence string are provided. One disclosed method may include receiving a sentence array including component words of the target sentence string and pro... | 01/24/2012 |
| 8103511 | Multiple audio file processing method and system An audio file generation method and system. A computing system receives a first audio file comprising first speech data associated with a first party. The computing system receives a second audio file comprising second speech data associated with a second party. The... | 01/24/2012 |
| 8095363 | Method and system for predicting understanding errors in a task classification system A method and system for monitoring an automated dialog system for the automatic recognition of language understanding errors based on a user's input communications in a task classification system. If the user's input communication cannot be understood and a task cla... | 01/10/2012 |
| 8090574 | Entropy encoding and decoding using direct level and run-length/level context-adaptive arithmetic coding/decoding modes An encoder performs context-adaptive arithmetic encoding of transform coefficient data. For example, an encoder switches between coding of direct levels of quantized transform coefficient data and run-level coding of run lengths and levels of quantized transform coe... | 01/03/2012 |
| 8086456 | Methods and apparatus for rapid acoustic unit selection from a large speech corpus A speech synthesis system can select recorded speech fragments, or acoustic units, from a very large database of acoustic units to produce artificial speech. The selected acoustic units are chosen to minimize a combination of target and concatenation costs for a giv... | 12/27/2011 |
| 8086458 | Audio signal de-identification Techniques are disclosed for automatically de-identifying spoken audio signals. In particular, techniques are disclosed for automatically removing personally identifying information from spoken audio signals and replacing such information with non-personally identif... | 12/27/2011 |
| 8082153 | Conversational computing via conversational virtual machine A method for conversational computing includes executing code embodying a conversational virtual machine, registering a plurality of input/output resources with a conversational kernel, providing an interface between a plurality of active applications and the conver... | 12/20/2011 |
| 8078469 | Distributed voice user interface A distributed voice user interface system includes a local device which receives speech input issued from a user. Such speech input may specify a command or a request by the user. The local device performs preliminary processing of the speech input and determines wh... | 12/13/2011 |
| 8073692 | Enabling speech recognition grammars in web page frames Enabling grammars in web page frames, including receiving, in a multimodal application on a multimodal device, a frameset document, where the frameset document includes markup defining web page frames; obtaining by the multimodal application content documents for di... | 12/06/2011 |
| 8069041 | Display of channel candidates from voice recognition results for a plurality of receiving units Candidates for channels of television programs to be displayed are determined in accordance with a result of voice recognition of a voice input by a user. The channel candidates are assigned to a limited number of tuners and television programs received by the tuner... | 11/29/2011 |
| RE42949 | Stereophonic audio signal decompression switching to monaural audio signal A communication system for sending a sequence of symbols on a communication link. The system includes a transmitter for placing information indicative of the sequence of symbols on the communication link and a receiver for receiving the information placed on the com... | 11/22/2011 |
| 8060366 | System, method, and computer-readable medium for verbal control of a conference call A system, method, and computer readable medium that facilitate verbal control of conference call features are provided. Automatic speech recognition functionality is deployed in a conferencing platform. Hot words are configured in the conference platform that may be... | 11/15/2011 |
| 8046215 | Method and apparatus to detect voice activity by adding a random signal A method and apparatus to detect voice activity by using a zero-crossing rate includes removing noise included in an audio signal, adding a random signal having energy of a predetermined size to the audio signal from which noise is removed, extracting predetermined ... | 10/25/2011 |
| 8036889 | Systems and methods for filtering dictated and non-dictated sections of documents A system and method for filtering documents to determine section boundaries between dictated and non-dictated text. The system and method identifies portions of a text report that correspond to an original dictation and, correspondingly, those portions that are not ... | 10/11/2011 |
| 8024182 | Rate/diversity adaptation sending speech in first and second packets Packets of real-time information are sent with a source rate greater than zero kilobits per second, and a time or path or combined time/path diversity rate initially being zero kilobits per second. This results in a quality of service QoS, optionally measured at the... | 09/20/2011 |
| 8015006 | Systems and methods for processing natural language speech utterances with context-specific domain agents Systems and methods for receiving natural language queries and/or commands and execute the queries and/or commands. The systems and methods overcomes the deficiencies of prior art speech query and response systems through the application of a complete speech-based i... | 09/06/2011 |
| 8010348 | Adaptive encoding and decoding with forward linear prediction An adaptive encoding method includes splitting an input signal into a low-frequency band signal and a high-frequency band signal; performing forward adaptive linear prediction on the low-frequency band signal and thus filtering the low-frequency band signal; selecti... | 08/30/2011 |
| 8010347 | Signal decomposition, analysis and reconstruction apparatus and method The present invention provides a system and method for representing quasi-periodic (“qp”) waveforms comprising, representing a plurality of limited decompositions of the qp waveform, wherein each decomposition includes a first and second amplitude value and at l... | 08/30/2011 |
| 8005674 | Data modeling of class independent recognition models A recognition model set is generated. A technique is described to take advantage of the logarithm likelihood of real data for cross entropy to measure the mismatch between a training data and a training data derived model, and compare such type of mismatches between... | 08/23/2011 |
| 8005669 | Method and system for reducing a voice signal noise A method is provided whereby, before being subjected to a low rate voice coding, an incoming digital voice signal is chronologically segmented into blocks, the blocks are broken down respectively, in chronological order, into frequency components by a transformation... | 08/23/2011 |
| RE42627 | Encoding and decoding of information in audio signals Systems and methods are provided for decoding a message symbol in an audio signal. This message symbol is represented by first and second code symbols displaced in time. Values representing the code signals are accumulated and the accumulated values are examined to ... | 08/16/2011 |
| 7996214 | System and method of exploiting prosodic features for dialog act tagging in a discriminative modeling framework Disclosed are a system and method for exploiting information in an utterance for dialog act tagging. An exemplary method includes receiving a user utterance, computing at periodic intervals at least one parameter in the user utterance, quantizing the at least one pa... | 08/09/2011 |
| 7991613 | Analyzing audio components and generating text with integrated additional session information Systems and methods for analyzing audio components of communications are provided. In this regard, a representative system incorporates an audio analyzer operative to: receive information corresponding to an audio component of a communication session; generate text ... | 08/02/2011 |
| 7991617 | Optimum design management apparatus from response surface calculation and method thereof An optimum design management apparatus that analyzes response variable values from groups of predictor variable values, and performs optimization using the analysis result, which includes a predictor variable transmission unit that transmits groups of predictor vari... | 08/02/2011 |
| 7983916 | Sampling rate independent speech recognition A sampling-rate-independent method of automated speech recognition (ASR). Speech energies of a plurality of codebooks generated from training data created at an ASR sampling rate are compared to speech energies in a current frame of acoustic data generated from rece... | 07/19/2011 |
