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| Number | Title | Issue Date |
| 8185391 | Speaker recognition via voice sample based on multiple nearest neighbor classifiers A speaker recognition system generates a codebook store with codebooks representing voice samples of speaker, referred to as trainers. The speaker recognition system may use multiple classifiers and generate a codebook store for each classifier. Each classifier uses... | 05/22/2012 |
| 8160877 | Hierarchical real-time speaker recognition for biometric VoIP verification and targeting A method for real-time speaker recognition including obtaining speech data of a speaker, extracting, using a processor of a computer, a coarse feature of the speaker from the speech data, identifying the speaker as belonging to a pre-determined speaker cluster based... | 04/17/2012 |
| 8117031 | Voice processing apparatus and program A voice processing apparatus has a storage device that stores registration information containing a characteristic parameter of a given voice. The voice processing apparatus is further provided with a judgment unit, a management unit and a notification unit. The jud... | 02/14/2012 |
| 8112278 | Enhancing the response of biometric access systems Disclosed are arrangements that provide security for items to which access is restricted by providing a single layer of security requiring a biometric signature (101) for access. A memory-space reduction approach reduces the search time to identify a matching... | 02/07/2012 |
| 8108213 | Script compliance and quality assurance based on speech recognition and duration of interaction Apparatus and methods are provided for using automatic speech recognition to analyze a voice interaction and verify compliance of an agent reading a script to a client during the voice interaction. In one aspect of the invention, a communications system includes a u... | 01/31/2012 |
| 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 |
| 8078464 | Method and system for analyzing separated voice data of a telephonic communication to determine the gender of the communicant A method and system for determining the gender of a communicant in a communication is provided. According to the method, at least one aural segment corresponding to at least one word spoken by a communicant is identified. The aural segment is then analyzed by applyi... | 12/13/2011 |
| 8078463 | Method and apparatus for speaker spotting A method and apparatus for spotting a target speaker within a call interaction by generating speaker models based on one or more speaker's speech; and by searching for speaker models associated with one or more target speaker speech files. ... | 12/13/2011 |
| 8073691 | Method and system for screening using voice data and metadata In one embodiment, the invention provides a method, comprising: (a) maintaining a database of known fraudsters, wherein each fraudster has a voice signature and metadata associated therewith; (b) performing a screening operation to match a candidate with a fraudster... | 12/06/2011 |
| 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 |
| 8050919 | Speaker recognition via voice sample based on multiple nearest neighbor classifiers A speaker recognition system generates a codebook store with codebooks representing voice samples of speaker, referred to as trainers. The speaker recognition system may use multiple classifiers and generate a codebook store for each classifier. Each classifier uses... | 11/01/2011 |
| 8050920 | Biometric control method on the telephone network with speaker verification technology by using an intra speaker variability and additive noise unsupervised compensation A large-scale attendance, productivity, activity and availability biometric control method using the telephone network, for individual client users with speaker verification technology based on limited enrolling data and short verification sentences. The method incl... | 11/01/2011 |
| 8050922 | Voice recognition with dynamic filter bank adjustment based on speaker categorization Voice recognition methods and systems are disclosed. A voice signal is obtained for an utterance of a speaker. The speaker is categorized as a male, female, or child and the categorization is used as a basis for dynamically adjusting a maximum frequency fmax | 11/01/2011 |
| 8050921 | System for and method of automated quality monitoring A system and method according to the present invention automates call monitoring activities to evaluate and directly improve agent-customer interactions. Rather than listening to an entire call or monitoring only a small fraction of all the calls made in the contact... | 11/01/2011 |
| 8046221 | Multi-state barge-in models for spoken dialog systems Disclosed are systems, methods and computer readable media for applying a multi-state barge-in acoustic model in a spoken dialogue system comprising the steps of (1) presenting a prompt to a user from the spoken dialog system. (2) receiving an audio speech input fro... | 10/25/2011 |
| 8036892 | Speaker recognition in a multi-speaker environment and comparison of several voice prints to many One-to-many comparisons of callers' voice prints with known voice prints to identify any matches between them. When a customer communicates with a particular entity, such as a customer service center, the system makes a recording of the real-time call including both... | 10/11/2011 |
| 8036891 | Methods of identification using voice sound analysis Methods of using individually distinctive patterns of voice characteristics to identify a speaker include computing the reassigned spectrogram of each of at least two voice samples, pruning each reassigned spectrogram to remove noise and other computational artifact... | 10/11/2011 |
| 8032537 | Using message sampling to determine the most frequent words in a user mailbox A method is presented for generating a list of frequently used words for an email application on a server computer. When a request is received for a word frequency list for emails stored in a user's mailbox, a word frequency list is returned if one exists. If the wo... | 10/04/2011 |
| 8024189 | Identification of people using multiple types of input Systems and methods for detecting people or speakers in an automated fashion are disclosed. A pool of features including more than one type of input (like audio input and video input) may be identified and used with a learning algorithm to generate a classifier that... | 09/20/2011 |
| 8010358 | Voice recognition with parallel gender and age normalization Methods and apparatus for voice recognition are disclosed. A voice signal is obtained and two or more voice recognition analyses are performed on the voice signal. Each voice recognition analysis uses a filter bank defined by a different maximum frequency and a diff... | 08/30/2011 |
| 7970610 | Speech recognition The vocabulary size of a speech recognizer for a large task is reduced by providing a recognizer only for the most common vocabulary items. Uncommon items are catered for by providing aliases from the common items. This allows accuracy to remain high while also allo... | 06/28/2011 |
| 7949526 | Voice aware demographic personalization A voice interaction system is configured to analyze an utterance and identify inherent attributes that are indicative of a demographic characteristic of the system user that spoke the utterance. The system then selects and presents a personalized response to the use... | 05/24/2011 |
| 7930179 | Unsupervised speaker segmentation of multi-speaker speech data Systems and methods for unsupervised segmentation of multi-speaker speech or audio data by speaker. A front-end analysis is applied to input speech data to obtain feature vectors. The speech data is initially segmented and then clustered into groups of segments that... | 04/19/2011 |
| 7885813 | Systems and methods for analyzing communication sessions Systems and methods for analyzing communication sessions are provided. A representative method includes: recording the communication session; identifying those portions of the communication session not containing speech of at least one of the agent and the customer;... | 02/08/2011 |
| 7873516 | Virtual vocal dynamics in written exchange The illustrative embodiments described herein provide a computer implemented method and computer program product for providing context in an electronic text communication. A biometric gathering input device is associated with a sending data processing system. A firs... | 01/18/2011 |
| 7822605 | Method and apparatus for large population speaker identification in telephone interactions A method and apparatus for determining whether a speaker uttering an utterance belongs to a predetermined set comprising known speakers, wherein a training utterance is available for each known speaker. The method and apparatus test whether features extracted from t... | 10/26/2010 |
| 7809562 | Voice recognition system and method for recognizing input voice information A voice recognition system has a recognition dictionary storing voice information, a primary voice recognition means for performing primary voice recognition in response to input voice information pronounced by a user by the use of the recognition dictionary, and a ... | 10/05/2010 |
| 7792672 | Method and system for the quick conversion of a voice signal A method for converting a voice signal from a source speaker into a converted voice signal with acoustic characteristics similar to those of a target speaker includes the steps of determining (1) at least one function for transforming source speaker acoustic charact... | 09/07/2010 |
| 7778832 | Speaker recognition in a multi-speaker environment and comparison of several voice prints to many One-to-many comparisons of callers' voice prints with known voice prints to identify any matches between them. When a customer communicates with a particular entity, such as a customer service center, the system makes a recording of the real-time call including both... | 08/17/2010 |
| 7778831 | Voice recognition with dynamic filter bank adjustment based on speaker categorization determined from runtime pitch Voice recognition methods and systems are disclosed. A voice signal is obtained for an utterance of a speaker. A runtime pitch is determined from the voice signal for the utterance. The speaker is categorized based on the runtime pitch and one or more acoustic model... | 08/17/2010 |
| 7765101 | Voice signal conversation method and system A method of converting a voice signal spoken by a source speaker into a converted voice signal having acoustic characteristics that resemble those of a target speaker. The method includes the following steps: determining (1) at least one function for the transformat... | 07/27/2010 |
| 7747435 | Information retrieving method and apparatus A speaker of encoded speech data recorded in a semiconductor storage device in an IC recorder is to be retrieved easily. An information receiving unit 10 in a speaker retrieval apparatus 1 reads out the encoded speech data recorded in a semiconductor s... | 06/29/2010 |
| 7716048 | Method and apparatus for segmentation of audio interactions A method and apparatus for segmenting an audio interaction, by locating anchor segment from each side of the interaction, iteratively classifying additional segments into one of the two sides, and scoring the resulting segmentation, If the score result is below a th... | 05/11/2010 |
| 7689417 | Method, system and apparatus for improved voice recognition An improved voice recognition system in which a Voice Keyword Table is generated and downloaded from a set-up device to a voice recognition device. The VKT includes visual form data, spoken form data, phonetic format data, and an entry corresponding to a keyword, an... | 03/30/2010 |
| 7672844 | Voice processing apparatus A voice processing apparatus for performing voiceprint recognition processing with high accuracy even in the case where a plurality of conference participants speak at a time in a conference; wherein a bi-directional telephonic communication portion receives as an i... | 03/02/2010 |
| 7657431 | Voice authentication system A text-dependent voice authentication system that performs authentication by urging a user to input a keyword by voice includes: an input part (11) that receives a voice input of a keyword divided into a plurality of portions with an utterable unit being a mi... | 02/02/2010 |
| 7630895 | Speaker verification method A speaker verification method consist of the following steps: (1) generating a code book (42) covering a number of speakers having a number of training utterances for each of the speakers; (2) receiving a number of test utterances (44) from a speaker; ... | 12/08/2009 |
| 7627472 | Method and system for person/speaker verification via communications systems A method and a system for person/speaker verification via different communications systems. The system may include a control logic (SL) having access to a voice-controlled dialog system (DS) having verification dialogs stored for querying, a biometrics customer prof... | 12/01/2009 |
| 7617102 | Speaker identifying apparatus and computer program product A speaker identifying apparatus includes: a module for performing a principal component analysis on predetermined vocal tract geometrical parameters of a plurality of speakers and calculating an average and principal component vectors representing speaker-dependent ... | 11/10/2009 |
| 7606707 | Speaker recognition apparatus and speaker recognition method to eliminate a trade-off relationship between phonological resolving performance and speaker resolving performance In a speaker distance calculation part of a speaker recognition apparatus, a quantization distance is obtained between a voice feature vector of a voice feature vector sequence produced from a voice of a speaker to be recognized and a representative vector of a code... | 10/20/2009 |
