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-1,031,1879 Audio signal coding apparatus, audio signal decoding apparatus, audio signal coding method, and audio signal...
An audio signal coding apparatus includes a time-frequency transformer that outputs sub-band spectra from an input signal; a sub-band energy quantizer; a...
US-1,031,1876 Server side hotwording
Methods, systems, and apparatus, including computer programs encoded on computer storage media, for detecting hotwords using a server. One of the methods...
US-1,031,1874 Methods and systems for voice-based programming of a voice-controlled device
A method for voice-based programming of a voice-controlled device includes executing, by a voice-controlled device, an application for recognizing spoken...
US-1,031,0079 Presence detection using wireless signals confirmed with ultrasound and/or audio
A method includes receiving, by a first wireless device, first data indicative of channel properties of a first communication link between the first wireless...
US-1,030,7087 System for training spatial cognition, memory and spatiomotor coordination through drawing
A method for improving subject's spatial cognition and spatial memory includes presenting spatial information to the person through non-visual means,...
US-1,030,6396 Collaborative personalization of head-related transfer function
An improved methodology for binaural rendering of audio signals that are perceived by a user to originate from a real-world spatial location is disclosed....
US-1,030,6393 Method and device for rendering an audio soundfield representation
The invention discloses rendering sound field signals, such as Higher-Order Ambisonics (HOA), for arbitrary loudspeaker setups, where the rendering results in...
US-1,030,6392 Content-adaptive surround sound virtualization
Example embodiments disclosed herein relate to content-adaptive surround sound virtualization. A method of virtualizing surround sound is disclosed. The method...
US-1,030,6390 Audio processing apparatus for processing audio and audio processing method
A level detection unit detects a level of an audio signal. A level control unit controls the level of the audio signal according to a gain. A gain control unit...
US-1,030,6389 Head wearable acoustic system with noise canceling microphone geometry apparatuses and methods
Systems and methods are described to extract desired audio from an apparatus that is worn on a user's head. The apparatus includes a head wearable device. A...
US-1,030,6388 Modular headrest-based audio system
An automobile audio system includes a signal processor configured to receive and process audio signals from a source and provide processed audio signals to an...
US-1,030,6387 Audio connector and circuitry
A device (10) for connection to an audio accessory (20) comprising: a jack socket (14) for connection to a jack plug (25) of the audio accessory (20), a ground...
US-1,030,6366 Audio system, audio device, and audio signal playback method
Provided is an audio device, including: at least one processor; and at least one memory device that stores a plurality of instructions, which when executed by...
US-1,030,6365 Playback device pairing
Technology for grouping, consolidating, and pairing individual playback devices with network capability (players) to stimulate a multi-channel listening...
US-1,030,6363 Dynamic master assignment in distributed wireless audio system for thermal and power mitigation
A method for operating a distributed wireless audio system including several loudspeaker cabinets all of which can communicate with each other as part of a...
US-1,030,6358 Sound system
A calculation unit for a sound system includes an input terminal, a processor and an output terminal. The input terminal has the purpose to receive an audio...
US-1,030,6355 Orientation free handsfree device
Methods, apparatuses, and computer program products are provided to indicate or automatically configure headphone channel orientation based on a physical...
US-1,030,6351 Portable sound device
A portable sound device includes: a main body having an audio output unit holder; an audio output unit detachably mountable in the audio output unit holder and...
US-1,030,6347 Audio reproduction device
Provided is a sound reproduction device including: speakers; light emitting elements provided to a part of each of the speakers, or in a vicinity of each of the...
US-1,030,6332 Use of audio signals to provide interactive content to end users via smart devices
Various arrangements for providing interactive content to viewers of television programming are presented. A television service provider system may supplement...
US-1,030,5948 Audio-video data switching and viewing system
A computer system and method providing for viewing and switching of audio-video data. The system comprises: a plurality of audio/video sources containing...
US-1,030,5943 Enhanced call downgrade reason indicator
A method of signaling a reason for a downgrade of an enhanced call to an audio-only call. User equipment (UE) can engage, via a telecommunication network, in an...
US-1,030,5763 Monitoring audio fidelity and audio-video synchronization
Methods, systems, and computer programs for monitoring quality of audio delivered over a communications channel are presented. One method includes an operation...
US-1,030,4479 System, device, and method for wireless audio transmission
A system including a phonograph record implement having a phonograph record with a plurality of grooves operable for recording audio data. A record player...
US-1,030,4478 Method for detecting audio signal and apparatus
Embodiments disclosed herein provide a method for detecting an audio signal and an apparatus, where the method includes determining an input audio signal as a...
US-1,030,4476 Personalized, real-time audio processing
An apparatus and method for real-time audio processing employs a gaze detection sensor to detect a direction of a user's gaze and output a gaze signal...
US-1,030,4471 Encoding and decoding of audio signals
An audio signal (X) is represented by a bitstream (B) segmented into frames. An audio processing system (500) comprises a buffer (510) and a decoding section...
US-1,030,4470 Concept for encoding an audio signal and decoding an audio signal using deterministic and noise like information
An encoder for encoding an audio signal has: an analyzer configured for deriving prediction coefficients and a residual signal from an unvoiced frame of the...
US-1,030,4469 Methods and apparatus for encoding and decoding multi-channel HOA audio signals
A method for encoding multi-channel HOA audio signals for noise reduction comprises steps of decorrelating the channels using an inverse adaptive DSHT, the...
US-1,030,4468 Target sample generation
A method of encoding audio channels includes receiving two or more channels at an encoder and identifying a target channel and a reference channel. The target...
US-1,030,4438 Noise-cancellation system and method for noise cancellation
A noise-cancellation system for a headphone (HP) that comprises a speaker (200, 210) for emitting a speaker signal, a microphone (300, 310, 320, 330) for...
US-1,030,4431 Efficient combined harmonic transposition
The present document relates to audio coding systems which make use of a harmonic transposition method for high frequency reconstruction (HFR), and to digital...
US-1,030,4427 Laser trigger for bass drum
A laser trigger for a bass drum includes an enclosure attached to a drum rim which contains at least one reader of strokes performed with a foot pedal beater....
US-1,030,4355 Method and guide cane for guiding the blind
Guiding the blind includes receiving, via a camera module, a signal sent from a processing module to instruct the camera module to take an image of an...
US-1,030,4142 Detecting transportation company trips in a vehicle based upon on-board audio signals
The systems and methods may transmit a plurality of locationing pulse requests from a mobile device in a vehicle to an audio system of the vehicle during a...
US-1,030,3423 Synchronous sampling of analog signals
Methods and systems including music synthesizers for synchronous sampling of analog signals are disclosed. A music synthesizer can include an adaptive low-pass...
US-1,030,0876 Detection and classification of events
Systems and approaches for detecting an event, such as a crash involving a motorized and/or non-motorized vehicle, are described. In one approach, a listening...
US-1,030,0274 Dynamic stimulation channel selection
A signal processing arrangement generates electrode stimulation signals to stimulation contacts in a cochlear implant electrode array. A signal filter bank...
US-1,029,9705 Method and device for estimating sound recognition score (SRS) of a subject
Embodiments of the present disclosure disclose an estimation device for the estimation of Sound Recognition Score. The device estimates a Sound Recognition...
US-1,029,9063 Method and device for rendering acoustic signal, and computer-readable recording medium
When a channel signal, such as a 22.2 channel signal, is rendered into a 5.1 channel signal, a three-dimensional (3D) audio may be reproduced by using a...
US-1,029,9062 Method and apparatus for playback of a higher-order ambisonics audio signal
A method for generating loudspeaker signals associated with a target screen size is disclosed. The method includes receiving a bit stream containing encoded...
US-1,029,9060 Determining distances and angles between speakers and other home theater components
Methods, systems, and apparatuses are described herein for determining distances and angles between speakers and other home theater components for performance...
US-1,029,9058 Compatible multi-channel coding/decoding
In processing a multi-channel audio signal having at least three original channels, a first downmix channel and a second downmix channel are provided, which are...
US-1,029,9057 Apparatus and method for sound stage enhancement
A method for processing an audio signal is performed at a computing device. The method includes the following steps: receiving a digital stereo audio input...
US-1,029,9056 Spatial audio enhancement processing method and apparatus
An audio processing system for processing a single channel audio signal includes a a processor configured to derive a synthetic difference component from the...
US-1,029,9053 Acoustic sealing analysis system
A device or a method using the device includes a balloon configured to seal a user's orifice, where the balloon is configured to produce an acoustic seal...
US-1,029,9052 Multimedia apparatus, and method for processing audio signal thereof
Disclosed in the present specification are a multimedia apparatus for servicing an optimized sound depending on the surrounding environment and a method for...
US-1,029,9050 Mobile audio receiver
An assistive listening device that comprises a receiver for a digital signal that is tuned to receive a particular digital signal and a connector that includes...
US-1,029,9041 Method and apparatus to evaluate audio equipment for dynamic distortions and or differential phase and or...
A system is provided to analyze cross-modulation distortion in audio devices, which may include testing with audio frequencies. One or more distortion signals...
US-1,029,9040 System for increasing perceived loudness of speakers
A system can be provided for increasing loudness of an audio signal to present a perceived loudness to a listener that is greater than a loudness provided...
← 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.