Did You Know...
...that it was melting ice cream that inspired the invention of the outboard motor? It was a lovely August day and Ole Evinrude was rowing his boat to his favorite island picnic spot. As he rowed, he watched his ice cream melt and wished he had a faster way to get to the island. At that moment the idea for the outboard motor was born!
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.
| Application No. | Application Title | Issue Date |
| 20120084083 | METHOD AND APPARATUS FOR PROCESSING AUDIO SIGNAL IN A MOBILE COMMUNICATION TERMINAL A method and an apparatus for processing an audio signal in a mobile terminal are provided, wherein an audio signal received from a counterpart mobile terminal is classified into a voice signal and a noise signal according to respective energy, and a frequency of the cl... | 04/05/2012 |
| 20120072210 | SIGNAL PROCESSING METHOD, APPARATUS AND PROGRAM In one embodiment, a signal processing method is disclosed. The method can perform filter processing of convoluting a tap coefficient in a first signal sequence to generate a second signal sequence. The method can subtract the second signal sequence from a third signal ... | 03/22/2012 |
| 20120045074 | SYSTEM, METHOD AND APPARATUS WITH ENVIRONMENTAL NOISE CANCELLATION Disclosed herein are system, method and apparatus with environmental noise cancellation. The instant disclosure is particularly adapted to a receiver module having at least two inputs. The two inputs respectively receive a main audio portion and the audio with majority ... | 02/23/2012 |
| 20120046943 | APPARATUS AND METHOD FOR IMPROVING COMMUNICATION QUALITY IN MOBILE TERMINAL An apparatus and a method for voice communication of a mobile terminal are provided. More particularly, an apparatus and a method for clearly receiving a counterpart user's voice signal in a mobile terminal positioned at a place where a noise occurs are provided. The ap... | 02/23/2012 |
| 20120035920 | NOISE ESTIMATION APPARATUS, NOISE ESTIMATION METHOD, AND NOISE ESTIMATION PROGRAM A noise estimation apparatus includes a correlation calculator configured to calculate a correlation value of a spectrum between a plurality of frames in sound information obtained using one or more microphones, a power calculator configured to calculate a power value i... | 02/09/2012 |
| 20120035921 | Dynamic Noise Reduction A speech enhancement system improves the speech quality and intelligibility of a speech signal. The system includes a time-to-frequency converter that converts segments of a speech signal into frequency bands. A signal detector measures the signal power of the frequency... | 02/09/2012 |
| 20120029913 | Sound Quality Control Apparatus and Sound Quality Control Method According to one embodiment, there is provided a sound quality control apparatus, including: a characteristic parameter extractor; a speech score calculator; a music score calculator; a power value acquisition module; a first storage configured to store speech scores an... | 02/02/2012 |
| 20120029914 | Method and apparatus for transmitting wideband speech signals A method and an apparatus for transmitting a speech signal are provided. A speech signal transmitter includes a quadrature mirror filter, a base sub-band encoder, an enhancement sub-band encoder, and a network connector. The quadrature mirror filter receives a speech si... | 02/02/2012 |
| 20120029912 | Hands-free Active Noise Canceling Device An invention for eliminating the noise generated by a user speaking into a microphonic instrument is disclosed herein. In a first embodiment, the invention comprises a soundproofed housing arranged to cover a user's mouth region and a loudspeaker that outputs a processe... | 02/02/2012 |
| 20120029915 | METHOD FOR PROCESSING MULTICHANNEL ACOUSTIC SIGNAL, SYSTEM THEREFOR, AND PROGRAM A method for processing multichannel acoustic signals which processes input signals of a plurality of channels including the voices of a plurality of speaking persons. The method is characterized by detecting the voice section of each speaking person or each channel, de... | 02/02/2012 |
| 20120010881 | Monaural Noise Suppression Based on Computational Auditory Scene Analysis The present technology provides a robust noise suppression system which may concurrently reduce noise and echo components in an acoustic signal while limiting the level of speech distortion. An acoustic signal may be received and transformed to cochlear domain sub-band ... | 01/12/2012 |
| 20120010882 | CONSTRAINED AND CONTROLLED DECODING AFTER PACKET LOSS A technique is described herein for reducing audible artifacts in an audio output signal generated by decoding a received frame in a series of frames representing an encoded audio signal in a predictive coding system. In accordance with the technique, it is determined i... | 01/12/2012 |
| 20110307249 | METHOD AND ACOUSTIC SIGNAL PROCESSING SYSTEM FOR INTERFERENCE AND NOISE SUPPRESSION IN BINAURAL MICROPHONE CONFIGURATIONS A method determines a bias reduced noise and interference estimation in a binaural microphone configuration with a right and a left microphone signal at a time-frame with a target speaker active. The method includes a determination of the auto power spectral density est... | 12/15/2011 |
| 20110305345 | METHOD AND SYSTEM FOR A MULTI-MICROPHONE NOISE REDUCTION A method for a multi microphone noise reduction in a complex noisy environment is proposed. A left and a right noise power spectral density for a left and a right noise input frame is estimated for computing a diffuse noise gain. A target speech power spectral density i... | 12/15/2011 |
| 20110288858 | AUDIO NOISE MODIFICATION FOR EVENT BROADCASTING An signal processing apparatus, system and software product for audio modification/substitution of a background noise generated during an event including, but not be limited to, substituting or partially substituting a noise signal from one or more microphones by a pre-... | 11/24/2011 |
| 20110282660 | System for Suppressing Rain Noise A voice enhancement logic improves the perceptual quality of a processed signal. The voice enhancement system includes a noise detector and a noise attenuator. The noise detector detects and models the noise associated with rain. The noise attenuator dampens or reduces ... | 11/17/2011 |
| 20110282659 | APPARATUS AND METHOD FOR IMPROVING COMMUNICATION SOUND QUALITY IN MOBILE TERMINAL An apparatus and a method for improving communication sound quality in a mobile terminal in order to remove a neighboring noise that occurs together with a user's voice signal in a mobile terminal by discriminating signals occurring at different distances using two micr... | 11/17/2011 |
| 20110264449 | Detector and Method for Voice Activity Detection The embodiments of the present invention relates to a voice activity detector and a method thereof. The voice activity detector is configured to detect voice activity in a received input signal comprising an input section configured to receive a signal from a primary vo... | 10/27/2011 |
| 20110257967 | Method for Jointly Optimizing Noise Reduction and Voice Quality in a Mono or Multi-Microphone System The present technology provides adaptive noise reduction of an acoustic signal using a sophisticated level of control to balance the tradeoff between speech loss distortion and noise reduction. The energy level of a noise component in a sub-band signal of the acoustic s... | 10/20/2011 |
| 20110249827 | Systems and Methods for Improving the Intelligibility of Speech in a Noisy Environment One aspect of the invention provides a method for enhancing speech output by an electro-acoustical transducer in a noisy listening environment. In some embodiments, this method includes: filtering an input audio signal x(t) using a filter H(z) to produce a filtered audi... | 10/13/2011 |
| 20110246190 | SPEECH DIALOG APPARATUS According to one embodiment, a speech dialog apparatus includes a speech detection unit that detects a start and an end of echo removed speech obtained by removing an echo of response speech contained in input speech; a response interruption control unit that outputs a ... | 10/06/2011 |
| 20110246189 | DICTATION CLIENT FEEDBACK TO FACILITATE AUDIO QUALITY An audio quality feedback system and method is provided. The system receives audio from a client via a communication device such as a microphone, The audio quality feedback system compares the received audio to one or more parameters regarding the quality of the feedbac... | 10/06/2011 |
| 20110246191 | METHOD, SYSTEM AND PEER APPARATUS FOR IMPLEMENTING MULTI-CHANNEL VOICE MIXING Embodiments of the present invention provide a method, system and peer apparatus for implementing multi-channel voice mixing, which belongs to a network communication field. The method includes: obtaining, by each peer, voice mixing quality parameters of super peers whi... | 10/06/2011 |
| 20110231185 | METHOD AND APPARATUS FOR BLIND SIGNAL RECOVERY IN NOISY, REVERBERANT ENVIRONMENTS A maximum-kurtosis, distortionless response (MKDR) technique and an extension, the maximum-kurtosis, Wiener estimate (MKWE) technique, are provided. In one form, blind estimates of the speech source's channel response are made from the microphone data and MVDR is applie... | 09/22/2011 |
| 20110208518 | Method of editing a noise-database and computer device The present invention relates to a method as well as to a computing device (20) for editing a noise-database (13) containing noise information, said noise information being derived from noise signals within an audio stream (19). In order to enhance ... | 08/25/2011 |
| 20110200048 | Modem with Voice Processing Capability A system is configured to facilitate bidirectional voice communication between a number of data and/or telephony devices.... | 08/18/2011 |
| 20110178799 | METHODS AND SYSTEMS FOR IDENTIFYING SPEECH SOUNDS USING MULTI-DIMENSIONAL ANALYSIS Methods and systems of identifying speech sound features within a speech sound are provided. The sound features may be identified using a multi-dimensional analysis that analyzes the time, frequency, and intensity at which a feature occurs within a speech sound, and the... | 07/21/2011 |
| 20110178798 | ADAPTIVE AMBIENT SOUND SUPPRESSION AND SPEECH TRACKING A device for suppressing ambient sounds from speech received by a microphone array is provided. One embodiment of the device comprises a microphone array, a processor, an analog-to-digital converter, and memory comprising instructions stored therein that are executable ... | 07/21/2011 |
| 20110178795 | TIME WARP ACTIVATION SIGNAL PROVIDER, AUDIO SIGNAL ENCODER, METHOD FOR PROVIDING A TIME WARP ACTIVATION SIGNAL, METHOD FOR ENCODING AN AUDIO SIGNAL AND COMPUTER PROGRAMS An audio encoder has a window function controller, a windower, a time warper with a final quality check functionality, a time/frequency converter, a TNS stage or a quantizer encoder, the window function controller, the time warper, the TNS stage or an additional noise f... | 07/21/2011 |
| 20110172996 | VOICE INPUT DEVICE, METHOD FOR MANUFACTURING THE SAME, AND INFORMATION PROCESSING SYSTEM A voice input device, a method for manufacturing the same, and an information processing system are provided. The voice input device has a function of removing a noise component and includes a first microphone 710-1 that includes a first vibrating membrane... | 07/14/2011 |
| 20110172997 | SYSTEMS AND METHODS FOR REDUCING AUDIO NOISE Various embodiments of systems and methods for reducing audio noise are disclosed. One or more sound components such as noise and network tone can be detected based on power spectrum obtained from a time-domain signal. Results of such detection can be used to make decis... | 07/14/2011 |
| 20110153320 | DEVICE AND METHOD FOR ACTIVE NOISE CANCELLING AND VOICE COMMUNICATION DEVICE INCLUDING THE SAME Provided is a device for active noise cancelling. The active noise cancelling device may include a phase inverter to generate and output a phase-inverted signal from an input voice signal, and an output unit to output the phase-inverted signal to an outside, and to ther... | 06/23/2011 |
| 20110153321 | SYSTEMS AND METHODS FOR IDENTIFYING SPEECH SOUND FEATURES Systems and methods for detecting features in spoken speech and processing speech sounds based on the features are provided. One or more features may be identified in a speech sound. The speech sound may be modified to enhance or reduce the degree to which the feature a... | 06/23/2011 |
| 20110144984 | VOICE CODER WITH TWO MICROPHONE SYSTEM AND STRATEGIC MICROPHONE PLACEMENT TO DETER OBSTRUCTION FOR A DIGITAL COMMUNICATION DEVICE The present invention provides a voice coder for voice communication that employs a multi-microphone system as part of an improved approach to enhancing signal quality and improving the signal to noise ratio for such voice communications, where there is a special relati... | 06/16/2011 |
| 20110137646 | Noise Suppression Method and Apparatus The present invention relates to a method and a filter design apparatus for designing a digital filter arrangement for noise suppression of a signal representing an acoustic recording. The method comprises determining a desired frequency response of the digital filter a... | 06/09/2011 |
| 20110137647 | METHOD AND APPARATUS FOR ENHANCING VOICE SIGNAL IN NOISY ENVIRONMENT A method and apparatus which enhance a voice signal received by a reception terminal from a transmission terminal, the method including: detecting a magnitude of a noise signal peripheral to the reception terminal; checking a volume level which is set in the reception t... | 06/09/2011 |
| 20110125494 | Speech Intelligibility The perceived quality of a speech signal output from a user apparatus is improved by storing ambient noise profiles each indicating a model power distribution of a respective ambient noise type as a function of frequency; the ambient noise profile at the user apparatus ... | 05/26/2011 |
| 20110125492 | Speech Intelligibility The perceived quality of a narrowband speech signal truncated from a wideband speech signal is improved by generating in a third frequency band third speech components matching first speech components in a first frequency band of the narrowband signal, and generating in... | 05/26/2011 |
| 20110125491 | Speech Intelligibility The perceived quality of a speech signal is improved by estimating the average power of first and second signal components and applying a first gain factor to the second signal components to generate adjusted second signal components. The first gain factor is selected s... | 05/26/2011 |
| 20110125490 | NOISE SUPPRESSOR AND VOICE DECODER A processed component calculating unit 14 obtains a transformed noise suppressed spectrum 18a based on the ratio between a noise suppressed spectrum 18 and an estimated noise spectrum 17, and a phase disturbing unit 15 performs ... | 05/26/2011 |
