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-9,191,045 Prediction-based FM stereo radio noise reduction
The present document relates to audio signal processing, in particular to an apparatus and a corresponding method for improving the audio signal of an FM stereo...
US-9,190,973 Headphone amplifier
Aspects of the disclosure process an amplifier circuit. The amplifier circuit includes an input stage, an intermediate stage, an output stage and a detecting...
US-9,190,960 Audio power amplifier
Improvements to U.S. Pat. No. 5,428,642 including use of a single clock providing a first frequency to drive a power supply and a second frequency, twice the...
US-9,190,071 Noise suppression device, system, and method
A noise-suppression assembly of a mechanical drive system having a rotational frequency includes an audio filter unit configured to receive a first audio signal...
US-9,190,067 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-9,190,059 Electronic device and method for controlling power using voice recognition
An electronic apparatus and a power controlling method are provided. The electronic apparatus includes: a voice input unit which receives an audio input in a...
US-9,189,955 Remote control signaling using audio watermarks
A system for using a watermark embedded in an audio signal to remotely control a device. Various devices such as toys, computers, and appliances, equipped with...
US-9,189,664 Card reader and method of use thereof
An integrated circuit that communicates with a host device via audio channels includes an interfacing circuit that receives and transmits analog signals on the...
US-9,189,457 Method for distributing computing load in a data processing system
A method and an arrangement for distributing processor load in a data processing system while executing of block-based computing instructions, as well as a...
US-9,185,988 Solar wireless beach chair
An improvement for a collapsible beach chair includes an umbrella mechanism that has a rigid support post fixed with an expandable canopy. The canopy includes...
US-9,185,509 Apparatus for processing of audio signals
An apparatus comprising at least one processor and at least one memory including computer program code the at least one memory and the computer program code...
US-9,185,507 Hybrid derivation of surround sound audio channels by controllably combining ambience and matrix-decoded signal...
Ambience signal components are obtained from source audio signals, matrix-decoded signal components are obtained from the source audio signals, and the ambience...
US-9,185,499 Binaural hearing aid with frequency unmasking
A hearing aid includes: at least one microphone for provision of at least one microphone audio signal in response to sound received at the at least one...
US-9,185,493 Method and apparatus for computing metric values for loudspeaker protection
Systems and methods thereof for obtaining metrics and an accurate threshold to prevent loudspeaker overheating, based on autocorrelation and cross-correlation...
US-9,185,492 Systems and methods for acousto-haptic speakers
The systems and methods described herein relate to, among other things, a transducer capable of producing acoustic and tactile stimulation. The transducer...
US-9,185,488 Control parameter dependent audio signal processing
Detection from sensors may be used to configure or modify the configuration of audio directional processing to improve user safety and/or communication by...
US-9,185,485 Methods and apparatus for processing audio signals
Various methods and apparatus for processing audio signals are disclosed herein. The assembly may be attached, adhered, or otherwise embedded into or upon a...
US-9,185,479 Microphone module and microphone system having the microphone module
Microphone systems having wireless microphones are often used in events such as discussions, concerts, plays, etc. and normally have a plurality of wireless...
US-9,185,439 Signaling data for multiplexing video components
A server may provide information describing characteristics of audio and video components to a client, separately from encoded samples of the audio and video...
US-9,185,361 Camera-based tracking and position determination for sporting events using event information and intelligence...
Position information of equipment at an event, such as a ball, one or more players, or other items in a game or sporting event, is used in selecting camera,...
US-9,185,083 Concealing data within encoded audio signals
A method and apparatus for concealing data to be transmitted within an environment. A sound frequency map is identified based on sounds detected within the...
US-9,184,858 Microphone system and method for selecting an operating frequency for a or said microphone system and computer...
Wireless microphones are used in a plurality of applications, such as concerts, discussions, theater performances, operas, etc. The wireless microphones are...
US-9,184,791 Selective adaptive audio cancellation algorithm configuration
Audio processing devices and methods. An ambient microphone picks up ambient sound and a voice microphone picks up a speaker's voice. The voice microphone is...
US-9,184,732 Apparatus and method for generating vibration based on sound characteristics
A method and apparatus for generating vibration based on sound characteristics in a mobile terminal are provided. The method includes converting audio data into...
US-9,184,708 Audio signal processing method and audio signal processing apparatus therefor
An audio signal processing apparatus and method are provided. The apparatus includes a stability determiner and a sigma-delta modulator. The stability...
US-9,184,705 Feedback mechanism for boost-on-demand amplifiers
A method and an amplifier for amplifying audio signals include a signal processor for processing incoming audio samples in preparation for amplification by an...
US-9,183,850 System and method for tracking sound pitch across an audio signal
A system and method may be configured to analyze audio information derived from an audio signal. The system and method may track sound pitch across the audio...
US-9,183,849 Audio matching with semantic audio recognition and report generation
System, apparatus and method for determining semantic information from audio, where incoming audio is sampled and processed to extract audio features, including...
US-9,183,845 Adjusting audio signals based on a specific frequency range associated with environmental noise characteristics
A first device obtains first audio from one or more microphones. The first device generates a first audio signal from the first audio. The first device analyzes...
US-9,183,840 Apparatus and method for measuring quality of audio
Disclosed herein is an apparatus and method for measuring quality of audio. The apparatus includes a distorted signal generation unit, an extraction unit, a...
US-9,183,839 Apparatus, method and computer program for providing a set of spatial cues on the basis of a microphone signal...
An apparatus for providing a set of spatial cues associated with an upmix audio signal having more than two channels on the basis of a two-channel microphone...
US-9,183,838 Digital audio transmitter and receiver
A method for increasing the fidelity of digitally encoded audio, for transmitting and receiving a signal comprising digitally encoded packets, and for...
US-9,183,825 Noise reduction apparatus
The noise reduction apparatus according to the present disclosure includes a plurality of loudspeakers, control sound signal generating units, and a plurality...
US-9,183,773 Method and apparatus for representation of video and audio signals on a low-resolution display
The method for the representation of video and audio signals on a low-resolution display panel, which includes the steps of: scaling the video or audio frame to...
US-9,182,903 Method and apparatus for keyword graphic selection
A method on an electronic device is described. A set of graphics and a set of stored keywords are received in a higher-power mode of operation, each graphic...
US-9,181,023 Container assembly
A container assembly includes sensors to detect events that occur in proximity to the container including thermal energy changes, light variances, and movement....
US-9,180,374 Method and apparatus for playing computer-based video games on television
Techniques for providing a hybrid platform for video games are disclosed. To enjoy the video and audio quality a TV could provide, all game actions with a video...
US-9,180,295 Tonotopic implant stimulation
Electrode stimulation signals are generated for an implanted electrode array. An acoustic audio signal is processed with a bank of filters that are each...
US-9,180,055 Electronic hearing protector with quadrant sound localization
An electronic hearing protector includes an ear cup assembly comprising a front exterior microphone that provides a front microphone signal and a rear exterior...
US-9,179,491 Facilitating mobile phone conversations
Methods and arrangements for managing termination of a telephone call. A contemplated method includes: detecting a request by a first party to terminate a...
US-9,179,245 Proximity-based audio sharing system
A proximity-based audio sharing system includes two identical units in wireless communication with each other. Each unit includes: a wireless transceiver module...
US-9,179,237 Virtual audio system tuning
A method of virtually tuning an audio system that incorporates an acoustic compensation system, where the audio system is adapted to play audio signals in a...
US-9,179,236 System and method for adaptive audio signal generation, coding and rendering
Embodiments are described for an adaptive audio system that processes audio data comprising a number of independent monophonic audio streams. One or more of the...
US-9,179,226 Partially implantable hearing device
A partially implantable hearing device comprises a microphone assembly to be worn by the user for capturing audio signals from ambient sound, an audio signal...
US-9,179,223 Audio system with feedback cancellation
An audio system includes a signal processor for processing an audio signal, and a feedback suppressor circuit configured for modelling a feedback signal path of...
US-9,179,216 Audio interface adapter device and audio signal receiving apparatus
An audio interface adapter device and an audio signal receiving apparatus are provided. The audio interface adapter device comprises an audio interface having a...
US-9,179,215 Electronic device, accessory, and method for detecting an accessory
Electronic device, accessory, and method for detecting an accessory are provided. The electronic device includes a connector, a control unit, and an audio...
US-9,179,210 Headphone cable arrangement, filter assembly, and method of filtering signals in headphone cable arrangements
A headphone cable (150) is connected to a headphone set (190) with one, two or more loudspeakers (191, 192). The headphone cable (150) includes at least a first...
US-9,178,974 Transaction security method and system
There is described method and apparatus for processing signals of a telephonic communication, where the signals represent sensitive and non-sensitive...
US-9,178,973 Audio control system and method using near-field wireless communication
An audio control system using near-field wireless communication permits individualized audio data output to a plurality of devices with differing capabilities....
← 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.