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-8,358,091 Apparatus and method for generating a number of loudspeaker signals for a loudspeaker array which defines a...
An apparatus for generating a number of loudspeaker signals for a loudspeaker array defining a reproduction space includes a prestage configured to generate a...
US-8,355,921 Method, apparatus and computer program product for providing improved audio processing
An apparatus for performing improved audio processing may include a processor. The processor may be configured to divide respective signals of each channel of a...
US-8,355,910 Methods and apparatus for audio watermarking a substantially silent media content presentation
Methods and apparatus for audio watermarking a substantially silent media content presentation are disclosed. An example method to audio watermark a media...
US-8,355,909 Hybrid permanent/reversible dynamic range control system
A system for controlling dynamic range of an audio signal comprises an automatic gain control element that receives an input signal having a varying level and...
US-8,355,908 Audio signal processing device for noise reduction and audio enhancement, and method for the same
In frequency signals obtained by converting input audio signals from time-domain signals to frequency-domain signals, a level control value setting unit 5...
US-8,355,801 System and method for measuring esophagus proximity
A system and method for determining on a continuous, real-time basis the proximity of the esophagus to an endocardial catheter during mapping, ablation or other...
US-8,355,708 Method for announcing a calling party from a communication device
A system and method are disclosed for announcing a calling party from a communication device. A system that incorporates teachings of the present disclosure may...
US-8,355,674 Multi-channel transmitter
A radio transmission method and a radio transmitter device for radio transmission of an audio signal from an audio device to a radio receiver wherein an audio...
US-8,355,671 Method and apparatus for transporting video signal over Bluetooth wireless interface
A wireless wearable video headset device useful for viewing and listening to multimedia content. In one embodiment, the device operates by receiving a digital...
US-8,355,515 Gaming headset and charging method
An audio headset may comprise a case, near field microphone and far field microphone. A speaker, processor, memory, battery, charging interface and cradle...
US-8,355,514 Audio encoding to convey auxiliary information, and media embodying same
Methods of processing audio to convey auxiliary information hidden therein are provided. Various arrangements are disclosed. One alters data representing audio...
US-8,355,510 Reduced latency low frequency equalization system
A frequency equalization system is provided that substantially equalizes the room frequency responses generated by at least one loudspeaker within a listening...
US-8,355,509 Parametric joint-coding of audio sources
The following coding scenario is addressed: A number of audio source signals need to be transmitted or stored for the purpose of mixing wave field synthesis,...
US-8,355,396 Customized network congestion messaging for terminal adapters
A terminal adapter such as a residential gateway or an eMTA is configured to receive a set of signals such as a 403 message from network devices operating in a...
US-8,355,335 Managing the audio-signal loss plan of a telecommunications network
A method is disclosed that enables the monitoring, evaluation, and adjustment of a telecommunications network's audio-signal loss plan. The method can be...
US-8,355,078 HDMI transmission systems for delivering image signals and packetized audio and auxiliary data and related HDMI...
A transmission system is capable of packetizing audio and auxiliary data in compliance with an HDMI standard. The transmission system may include a register set...
US-8,354,924 Waterproof audio receiving device with object detection system
A system for facilitating the instructional training of a swimmer wherein the system is further operable to provide object detection to the swimmer of an object...
US-8,354,880 Op-R, a solid state filter
The device described herein proposes an electronic active filter void of capacitors and inductors. The circuit utilizes only operational amplifiers (Op-Amps)...
US-8,352,994 Method and system for long term monitoring of video assets
A method and system for test monitoring video assets provided by a multimedia content distribution network (MCDN) includes an expert test monitoring platform...
US-8,352,666 Signal transmission interface and digital broadcast receiving device
A signal transmission interface includes: a USB audio format encoding unit adapted to be coupled to a digital broadcast receiving end, for converting a digital...
US-8,352,280 Scalable multi-channel audio coding
An audio encoder adapted to encode a multi-channel audio signal. The encoder comprises an encoder combination module (ECM) for generating a dominant signal part...
US-8,352,258 Encoding device, decoding device, and methods thereof based on subbands common to past and current frames
An encoding device includes: a frequency region converter which converts an inputted audio signal into a frequency region; a band selector which selects a...
US-8,352,256 Adaptive reduction of noise signals and background signals in a speech-processing system
An audio input signal is filtered using an adaptive filter to generate a prediction output signal with reduced noise, wherein the filter is implemented using a...
US-8,352,251 Audio signal processing circuit
An audio signal processing circuit is provided which comprises an ADC which samples an audio signal at a predetermined sampling frequency, a high-band...
US-8,352,054 Method and apparatus for processing digital audio signal
There is a sequence of samples having values representative of a waveform. Samples corresponding to extrema including maximums and minimums in the waveform are...
US-8,352,053 Audio signal processing system
An audio signal-processing system has signal-processing units connectable to a transmission line. Each signal-processing unit has channels for applying a signal...
US-8,352,046 Sound processing assembly for use in a cochlear implant system
An exemplary cochlear implant system includes a sound processing assembly configured to be external to a patient and first and second extension members coupled...
US-8,351,999 Wireless headset switching system
A wireless headset system including a switching unit having a detection circuit coupled to a wireless adapter. The detection circuit provides a first output...
US-8,351,843 Digital radio broadcast receiver, broadcasting methods and methods for tagging content of interest
A method for specifying content of interest using a digital radio broadcast receiver is described. A digital radio broadcast signal includes first audio content...
US-8,351,757 Television broadcast receiving device
Even when a communication state between a tuner device and a display device is deteriorated, a television broadcast receiving device enables a user to view...
US-8,351,628 Signal processing for cochlear implants
The present disclosure includes methods, devices, and systems for cochlear implants. One method embodiment for cochlear implant signal processing includes...
US-8,351,626 Audio amplification apparatus
A method of adjusting frequency-dependent amplification in an audio amplification apparatus. The audio amplification apparatus includes a forward transfer path...
US-8,351,624 Audio output apparatus, audio input apparatus, audio control apparatus, audio control system, and audio control...
An audio output apparatus which outputs an audio signal to an audio control apparatus controlling processing of the audio signal, and to which an external...
US-8,351,623 Audio mixing apparatus
Each of level meter block images 2.sub.1 to 2.sub.m arranged on a touch panel display 1 displays, as a bar graph, respective signal levels of channels of a...
US-8,351,622 Audio mixing device
An audio mixing device that can get simpler processing done safely without depending on the property of an input signal is provided. An audio mixing device...
US-8,351,621 System and method for excursion limiting
A system for limiting the excursion of an audio speaker. The system may include first lowpass filter circuitry configured to receive a system input signal and...
US-8,351,619 Auditory sense correction device
There is provided an auditory sense correction device capable of adding favorable loudness characteristics to an output sound without depending on sound source...
US-8,351,618 Dereverberation and noise reduction method for microphone array and apparatus using the same
A dereverberation and noise reduction method adapted for a microphone array and an apparatus using the same are proposed. The microphone array receives a...
US-8,351,614 Digital reverberations for audio signals
The present disclosure provides a digital audio signal processing system that comprises a set of delay lines, allpass and lowpass filters to achieve the...
US-8,351,612 Apparatus for generating and playing object based audio contents
Disclosed is an object based audio contents generating/playing apparatus. The object based audio contents generating/playing apparatus may include an object...
US-8,351,589 Spatial audio for audio conferencing
Spatialized audio is generated for voice data received at a telecommunications device based on spatial audio information received with the voice data and based...
US-8,350,859 Method and apparatus for changing lip shape and obtaining lip animation in voice-driven animation
The present invention discloses a method and apparatus for changing lip shape and obtaining a lip animation in a voice-driven animation, and relate to computer...
US-8,350,683 Voice acquisition system for a vehicle
A voice acquisition system for a vehicle includes an interior rearview mirror assembly attached at an inner portion of the windshield of a vehicle equipped with...
US-8,350,141 Polyphonic tuner
A musical instrument tuner for string instruments is disclosed, which comprises a signal classifier for determining a signal class of an input signal from a...
US-8,348,809 System for training optimisation
System for training optimisation, the system comprising: at least one sensor for measuring a mechanical load parameter which is indicative for a mechanical load...
US-8,346,565 Apparatus and method for generating an ambient signal from an audio signal, apparatus and method for deriving a...
An apparatus for generating an ambient signal from an audio signal includes a compressor for lossy compression of a representation of the audio signal so as to...
US-8,346,564 Multi-channel audio coding
A multi-channel audio encoder (10) for encoding a multi-channel audio signal (101), e.g. a 5.1 channel audio signal, into a spatial down-mix (102), e.g. a...
US-8,346,546 Packet loss concealment based on forced waveform alignment after packet loss
A packet loss concealment method and system is described that attempts to reduce or eliminate destructive interference that can occur when an extrapolated...
US-8,346,542 Apparatus and method for widening audio signal band
An audio signal band expanding apparatus (100a) includes a harmonic generator (3) that receives an input audio signal having a predetermined band and generates,...
US-8,346,368 Sound processing method and system
Coding of received audio signals and the resulting application of electrical stimuli applied to electrodes used in a cochlear implant system are disclosed...
← 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.