Easy To Use Patents Search & Patent Lawyer Directory

At Patents you can conduct a Patent Search, File a Patent Application, find a Patent Attorney, or search available technology through our Patent Exchange. Patents are available using simple keyword or date criteria. If you are looking to hire a patent attorney, you've come to the right place. Protect your idea and hire a patent lawyer.

Searching: audio signal





Search by keyword, patent number, inventor, assignee, city or state:




Patent # Description
US-9,293,144 Method and apparatus for controlling audio frame loss concealment
Methods and related apparatuses control concealment for a lost audio frame of a received audio signal. A method for a decoder of concealing a lost audio frame...
US-9,293,143 Bandwidth extension mode selection
A device includes a decoder that includes an extractor, a predictor, a selector, and a switch. The extractor is configured to extract a first plurality of...
US-9,293,128 Active noise control with compensation for acoustic leak in personal listening devices
An acoustic noise cancellation (ANC) process is performed during in-the-field use of a personal listening audio device, using a control filter to produce...
US-9,291,697 Systems, methods, and apparatus for spatially directive filtering
Systems, methods, and apparatus are described for applying, based on angles of arrival of source components relative to the axes of different microphone pairs,...
US-9,290,190 Systems and methods for determining whether a transportation track is occupied
A method for determining whether a defined section of a transportation track is occupied is described. The method includes inducing an audio frequency (AF)...
US-9,289,090 Cooktop appliances with intelligent response to cooktop audio
Cooktop appliances and methods of operation for intelligent response to cooktop audio are provided. One example cooktop appliance includes microphones for...
US-9,288,604 Downmixing control
An apparatus including an audio mixer configured to mix at least two audio channels of an audio signal; and a sensor configured to sense motion and/or...
US-9,288,601 Broad sound loudspeaker system
A sound system processor for converting left and right channel signals from an audio source into composite left and right signals and employing a mid-side...
US-9,288,599 Audio scene mapping apparatus
An apparatus comprising: a receiver configured to receive at least one audio signal from a recording apparatus; the receiver further configured to receive at...
US-9,288,590 Hearing device and method of low power operation thereof
A hearing device, an acoustic apparatus and a sound processing method thereof are provided. The method includes detecting audio signals, determining whether the...
US-9,288,579 Method for dynamically adjusting gain of parametric equalizer according to input signal, dynamic parametric...
The present invention relates to a method for dynamically adjusting a gain of parametric equalizer according to an input signal, a dynamic parametric equalizer...
US-9,288,578 Method and apparatus for canceling acoustic echo, and method for updating adaptive filter coefficient by the...
An apparatus for canceling an acoustic echo signal caused by a far-end talker signal is provided. The apparatus for canceling an acoustic echo signal includes:...
US-9,288,577 Preserving phase shift in spatial filtering
For preserving phase shift in spatial filtering is disclosed, an electronic device includes a microphone array. A filtering module spatially filters a plurality...
US-9,288,570 Assisting conversation while listening to audio
A portable system for enhancing communication between users in proximity to each other while listening to a common audio source includes headsets with an...
US-9,288,568 Headphone system for earbud speakers
The present invention relates to a personal headphone device, system and method configured to combine a headphone and earbud into one acoustical product. The...
US-9,288,564 Integrated audio-visual systems
Integrated audio-visual systems are provided. Such integrated audio-visual systems are capable of reproducing sound frequencies without compromising visual...
US-9,288,560 Branched acoustic device
An acoustic device configured for use with an audio source. The acoustic device includes a stem portion and multiple branches forming a cavity for passage of an...
US-9,288,453 Method and device for lossy encoding data and corresponding device for reconstructing data
The invention proposes modification of quantized coefficients for signalling of a post-processing method. Therefore, it is proposed a method for lossy...
US-9,288,370 Imaging apparatus and audio processing apparatus
An audio signal acquired by an audio acquisition unit during a predetermined period from when a drive signal has been output is analyzed, and a noise reduction...
US-9,286,943 Enhancing karaoke systems utilizing audience sentiment feedback and audio watermarking
A digital audio/video (A/V) content can be selected from a data store within a computing device. The content can include a vocal free recording and a...
US-9,286,913 Atmosphere expression word selection system, atmosphere expression word selection method, and program
Disclosed is an information display system provided with: a signal analyzing unit which analyzes the audio signals obtained from a predetermined location and...
US-9,286,908 Method and system for noise reduction
A method for noise reduction is provided including: beamforming audio signals sampled by a microphone array to get a signal with an enhanced target voice and a...
US-9,286,900 Method and system for handling the processing of bluetooth data during multi-path multi-rate audio processing
An audio codec in a baseband processor may be utilized for mixing audio signals received at a plurality of data sampling rates. The mixed audio signals may be...
US-9,286,897 Speech recognizer with multi-directional decoding
In an automatic speech recognition (ASR) processing system, ASR processing may be configured to process speech based on multiple channels of audio received from...
US-9,286,879 Localization of a wireless user equipment (UE) device based on out-of-hearing band audio signatures for ranging
A scheme for localizing a wireless user equipment (UE) device's relative position with respect to a spatial configuration based on audio signatures received via...
US-9,286,382 Method and system for simultaneous playback of audio tracks from a plurality of digital devices
A method for simultaneous playback of audio tracks from digital transceiver devices, which are adapted to define a communication network. The digital devices...
US-9,285,587 Window-oriented displays for travel user interfaces
Vehicular travel may be facilitated by user interfaces presenting travel information. Such user interfaces often involve visual displays positioned peripherally...
US-9,282,419 Audio processing method and audio processing apparatus
An audio processing method and an audio processing apparatus are described. A mono-channel audio signal is transformed into a plurality of first subband...
US-9,282,418 Cognitive loudspeaker system
A cognitive loudspeaker system including a control station that communicates wirelessly and bi-directionally with a plurality of sound production stations. The...
US-9,282,417 Spatial sound reproduction
An apparatus for spatial sound reproduction comprises a receiver (101) for receiving a multi-channel audio signal. An analyzer (107) determines a spatial...
US-9,282,416 Wireless system for hearing communication devices providing wireless stereo reception modes
The present subject matter relates to the wireless stereo reception of first and second audio information by wireless hearing communication devices. One type of...
US-9,282,411 Beamforming in hearing aids
A hearing aid system includes a first microphone and a second microphone for provision of electrical input signals, a beamformer for provision of a first audio...
US-9,282,408 Processing method and processing apparatus for stereo audio output enhancement
A processing method and processing apparatus suitable for stereo audio output enhancement. The processing apparatus can include an input portion configurable to...
US-9,282,406 Digital microphone with frequency booster
A digital microphone, the microphone includes a microelectromechanical (MEMS) component and a frequency boost component. The MEMS component is configured to...
US-9,282,402 Audio system with integrated power, audio signal and control distribution
A control and distribution system provides electrical power distribution, audio signal distribution, and control signal distribution to one or more audio...
US-9,282,396 Wireless digital audio music system
A wireless digital audio system includes a portable audio source with a digital audio transmitter operatively coupled thereto and an audio receiver operatively...
US-9,282,279 Quality enhancement in multimedia capturing
A method for controlling capturing of multimedia content, the method comprising: capturing multimedia content by an apparatus, said multimedia content...
US-9,282,229 Audio processing apparatus, audio processing method and imaging apparatus
A processor combines a first predicted signal generated based on an audio signal in an interval preceding a noise detection interval, and a second predicted...
US-9,281,794 System and method for digital signal processing
The present invention provides for methods and systems for digitally processing an audio signal and setting a peak signal threshold to a level that is...
US-9,281,793 Systems, methods, and apparatus for generating an audio signal based on color values of an image
Systems, apparatus, methods, and articles of manufacture provide for determining tones and/or volumes based on color information associated with an image file....
US-9,281,013 Systems and methods for transmission of media content
A method provide a selection option to the at least one portable device, the selection option relating to selection of the first audio content and retrieving a...
US-9,280,986 Acoustic signal processing device and acoustic signal processing method
Provided is an acoustic signal processing device for producing an output sound meeting listener's preferences by adjusting attack sound, reverberation, and...
US-9,280,984 Noise cancellation method
An embodiment of the invention provides a noise cancellation method for an electronic device. The method comprises: receiving an audio signal; applying a Fast...
US-9,280,980 Efficient encoding/decoding of audio signals
A method for encoding of an audio signal comprises performing (214) of a transform of the audio signal. An energy offset is selected (216) for each of the first...
US-9,280,976 Audio signal encoder
An apparatus comprising: a coding rate determiner configured to determine a first coding bitrate for at least one first frame audio signal multi-channel...
US-9,280,975 Frame error concealment method and apparatus, and audio decoding method and apparatus
Disclosed are a frame error concealment method and apparatus and an audio decoding method and apparatus. The frame error concealment (FEC) method includes:...
US-9,280,974 Audio decoding device, audio decoding method, audio decoding program, audio encoding device, audio encoding...
In an audio decoding device of an embodiment, a plurality of decoding units execute different audio decoding schemes, respectively, to generate audio signals...
US-9,280,965 Method for determining a noise reference signal for noise compensation and/or noise reduction
The invention provides a method for determining a noise reference signal for noise compensation and/or noise reduction. A first audio signal on a first signal...
US-9,280,964 Device and method for processing signals associated with sound
A method and device may color or modify the tone or sound quality of audio input signals. A processor such as a DSP, may apply two or more filters to the audio...
US-9,280,961 Audio signal analysis for downbeats
Apparatus for audio processing comprises: a beat tracking module for identifying beat time instants in an audio signal and a downbeat identifier for identifying...
← Previous | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 | Next →

File A Patent Application

  • Protect your idea -- Don't let someone else file first. Learn more.

  • 3 Easy Steps -- Complete Form, application Review, and File. See our process.

  • Attorney Review -- Have your application reviewed by a Patent Attorney. See what's included.