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-9,025,791 Pop-up noise reduction in a device
A device implementing a scheme for reduction of pop-up noise is disclosed. The device comprises an audio sub-system (100) having an integrator (112) for...
US-9,025,785 Audio recording device and imaging device
An audio recording device comprises an audio input unit, a detect unit, and a control unit. The audio input unit includes a connection unit and an audio receive...
US-9,025,780 Method and system for determining a perceived quality of an audio system
The invention relates to a method for determining a quality indicator representing a perceived quality of an output signal of an audio device with respect to a...
US-9,025,778 Method and apparatus for encoding and decoding noise signal
Provided is a method and apparatus for encoding/decoding an audio signal. Sections which are not used to output noise components near important spectral...
US-9,025,777 Audio signal decoder, audio signal encoder, encoded multi-channel audio signal representation, methods and...
An audio signal decoder for providing a decoded multi-channel audio signal representation on the basis of an encoded multi-channel audio signal representation...
US-9,025,776 Decorrelating audio signals for stereophonic and surround sound using coded and maximum-length-class sequences
Methods and systems for processing an audio signal are provided. The method includes generating a pseudorandom sequence and generating at least one reciprocal...
US-9,025,775 Apparatus and method for adjusting spatial cue information of a multichannel audio signal
An apparatus for enhancing a multichannel audio signal comprising at least two channels configured to: estimate a value representing a direction of arrival...
US-9,025,773 Undetectable combining of nonaligned concurrent signals
The approach shown provides for an efficient implementation of time response, level response and frequency response alignment between two audio sources such as...
US-9,025,735 Emergency communications system
A communications terminal facilitates signaling emergency alerts and monitoring. The terminal is operative in response to user input to generate emergency...
US-9,025,415 Audio source localization
An audio source localization apparatus receives signals from a microphone array (101), and a reference processor (105) generates at least three reference beams...
US-9,025,081 Time lag determination between audio channels
A system comprises logic adapted to concurrently provide an electrical signal to each of a plurality of audio channels. An acoustic sensor is coupled to the...
US-9,024,994 Method, apparatus and system for incorporating voice or video communication into a television or compatible...
Voice or video communication is incorporated into a television or compatible audio capable visual display by routing a television signal through a communication...
US-9,024,782 Multi-mode safety system for spotter-assisted vehicle maneuvering
Apparatus and associated methods involve a handheld illuminated module to communicate safety information from a spotter to a driver during a vehicle maneuver....
US-9,021,514 Monitoring device for capturing audience research data
A monitoring device (1) comprising a basic set of audience research data retrieval units (7, 9) which are compatible with a broad range of AV appliances...
US-9,020,825 Voice gestures
A voice gesture is determined from characteristics of an audio signal based on sound uttered by a user. The voice gesture may represent a command or parameters...
US-9,020,824 Using natural language processing to generate dynamic content
Apparatus and method for using natural language processing (NLP) to generate dynamic content, such as but not limited to an audio/visual (A/V) presentation. In...
US-9,020,816 Hidden markov model for speech processing with training method
A method, system and apparatus are shown for identifying non-language speech sounds in a speech or audio signal. An audio signal is segmented and feature...
US-9,020,815 Spectral envelope coding of energy attack signal
MDCT or FFT-based audio coding algorithms often have the problem named here spectral pre-echoes when coding an energy attack signal. This invention presents...
US-9,020,812 Audio signal processing method and device
Disclosed is an audio signal processing method comprising the steps of: receiving an audio signal containing current frame data; generating a first temporary...
US-9,020,622 Audio monitoring system and method of use
A method includes receiving audible sound signals such as the cries of a baby via a microphone of a monitor, and processing the signals to identify whether a...
US-9,020,621 Network based media enhancement function based on an identifier
A network based processing element for processing audio information improves the understanding of speech or music for intended listeners based on an identifier....
US-9,020,620 Recording apparatus and method for a storage medium exchange during recording
Recording devices are often used to record discussions, conferences, meetings and the like. The recorded information is reviewed or processed afterwards for...
US-9,020,415 Bonus and experience enhancement system for receivers of broadcast media
According to one aspect, embodiments of the invention provide a method for awarding incentives, the method comprising receiving, via a first interface of a...
US-9,020,168 Apparatus and method for audio delivery with different sound conduction transducers
An apparatus including an air-conduction transducer and a bone conduction transducer. The air-conduction transducer is configured to convert a first frequency...
US-9,020,165 Pop/click noise reduction circuitry for power-up and power-down of audio output circuitry
Pop/clock noise reduction circuitry is disclosed for audio output circuitry. After audio output circuitry is enabled, reference voltage generator circuitry is...
US-9,020,162 Electronic device and external equipment with digital noise cancellation and digital audio path
Electronic devices and accessories are provided that may communicate over wired communications paths. The electronic devices may be portable electronic devices...
US-9,020,161 System for headphone equalization
A system for headphone equalization includes a stored set of predetermined tone burst reference signals and a stored set of predetermined tone burst test...
US-9,020,144 Cross-domain processing for noise and echo suppression
An audio-based system may perform noise and echo suppression by initially processing an audio signal that is subject to acoustic echo or echo resulting from...
US-9,020,042 Audio/video speedup system and method in a server-client streaming architecture
A system and a corresponding method for temporal modification of audio signals, to increase or reduce the playback rates of an audio and/or a video file in a...
US-9,019,989 Bandwidth allocation method of wirelessly transmitting AV stream data in wireless communication system...
In response to a video and audio bandwidth allocation request command signal and an audio bandwidth allocation request command signal from a source device, a...
US-9,019,868 Methods and apparatus to manage conference calls
Methods and apparatus to manage conference calls are described. An example method includes classifying participants of the conference call in a hierarchy...
US-9,019,434 Digital broadcast receiver and method for processing caption thereof
A digital cable broadcast receiver and a method for automatically processing caption data of various standards and types, is disclosed. The digital broadcast...
US-9,019,432 Video/audio playing method and television thereof
After a television transmits an audio signal, which is generated by decoding an audio stream, to a mobile electronic device located within a detectable range of...
US-9,019,116 Signaling device comprising an audio signaling unit and comprising a light signaling unit
A signaling device includes an audio signaling unit for emitting an acoustic signal and a light signaling unit for emitting a visual signal. A base housing body...
US-9,016,572 Systems and methods for financial transaction through miniaturized card with ASIC
A card reader device is provided with a housing having a slot for swiping a magnetic stripe of a card to complete a financial transaction between a buyer and...
US-9,016,566 Apparatus and method for commercial transactions using a communication device
An apparatus for effecting commercial transactions with a server using a transaction card via a communication device is provided. The apparatus includes a...
US-9,015,787 Method and system for media processor
A system that incorporates teachings of the present disclosure may include, for example, a presentation device having a controller that performs operations...
US-9,015,758 Display apparatus for processing multiple applications and method for controlling the same
A method of controlling a display apparatus and which includes displaying received audio and video contents on a display unit of the display apparatus,...
US-9,015,743 Methods and apparatus to monitor audio/visual content from various sources
Methods and apparatus to monitor audio/visual content from various sources are disclosed. Example methods disclosed herein to monitor a media presentation can...
US-9,015,053 Audio coding device and audio coding method, audio decoding device and audio decoding method, and program
There is provided an audio coding device including a first windowing part that multiplies an audio signal by a first window function, a second windowing part...
US-9,015,052 Audio-encoding/decoding method and system of lattice-type vector quantizing
The audio coding method and system of lattice vector quantization is provided in the invention. The method comprises: dividing frequency domain coefficients of...
US-9,015,051 Reconstruction of audio channels with direction parameters indicating direction of origin
An audio signal having at least one audio channel and associated direction parameters indicating a direction of origin of a portion of the audio channel with...
US-9,015,042 Methods and systems for avoiding partial collapse in multi-block audio coding
Embodiments are described of a multi-block coding scheme for an audio signal to prevent partial collapse conditions from causing pre-echo compression artifacts....
US-9,015,041 Time warp activation signal provider, audio signal encoder, method for providing a time warp activation signal,...
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...
US-9,015,040 Apparatus and method for encoding and decoding an audio signal using an aligned look-ahead portion
An apparatus for encoding an audio signal having a stream of audio samples has: a windower for applying a prediction coding analysis window to the stream of...
US-9,015,038 Coding generic audio signals at low bitrates and low delay
A mixed time-domain/frequency-domain coding device and method for coding an input sound signal, wherein a time-domain excitation contribution is calculated in...
US-9,014,833 System for reproduction of media content
There is provided a system for reproduction of media content. The system includes at least one sound reproduction apparatus being wirelessly connectable to at...
US-9,014,642 Radio wave receiving apparatus for receiving two different radio wave intensities
A radio wave receiver that receives two different sets of radio waves and displays intensity of the received radio waves. First and second radio wave processing...
US-9,014,397 Signal processing device and signal processing method
A signal processing device includes: a detection unit generating a digital detection signal corresponding to motion of a diaphragm of a speaker to output the...
US-9,014,396 System and method of reducing click and pop noise in audio playback devices
An audio system that reduces or eliminates click and pop noise during power up and power down operations. In particular, the audio system includes an amplifier...
← 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.