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-8,885,841 Audio processing apparatus and method, and program
An audio processing apparatus includes an audio signal acquisition unit which acquires an audio signal of a musical piece, a feature value extraction unit which...
US-8,885,836 Decorrelator for upmixing systems
An improved decorrelator is disclosed that processes an input audio signal in two separate paths. In one path, a banded phase-flip filter is applied to lower...
US-8,885,834 Methods and devices for reproducing surround audio signals
Method and devices for providing surround audio signals are provided. Surround audio signals are received and are binaurally filtered by at least one filter...
US-8,885,804 Method for carrying out an audio conference, audio conference device, and method for switching between encoders
A method and an audio conference device for carrying out an audio conference are disclosed, whereby classification information associated with a respective...
US-8,885,523 Speakerphone transmitting control information embedded in audio information through a conference bridge
Disclosed herein are methods, systems, and devices for improved audio, video, and data conferencing. The present invention provides a conferencing system...
US-8,885,281 Electrical device having a reducing harddisk vibration function and reducing harddisk vibration method
The present application discloses a method to reduce hard-disk vibrations. The method to reduce hard-disk vibrations is for an electrical device having a...
US-8,885,101 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-8,885,007 Method and system for initiating communication via a communication network
A method of communicating between a first user and a second user comprises using a first system to transmit, from the first user, a first signal for delivery to...
US-8,884,372 Analog signal compatible CMOS switch as an integrated peripheral to a standard microcontroller
At least one analog signal compatible complementary metal oxide semiconductor (CMOS) switch circuit is incorporated with digital logic circuits in an integrated...
US-8,884,149 Musical measurement stimuli
Systems and method for performing adaptive audio signal processing using music as a measurement stimulus signal. A musical stimuli generator may be used to...
US-8,880,761 Efficient low-latency buffer
An efficient low latency buffer, and method of operation, is described. The efficient low latency buffer may be used as a bi-directional memory buffer in an...
US-8,880,444 Audio based control of equipment and systems
A method for controlling a device responsive to an audio signal captured using an audio sensor. A data processor is used to automatically analyze the audio...
US-8,880,413 Binaural spatialization of compression-encoded sound data utilizing phase shift and delay applied to each subband
The invention is aimed at improving the quality of the filtering by transfer functions of HRTF type of signals (L, R) compressed in a transformed domain, for...
US-8,880,412 Method to select active channels in audio mixing for multi-party teleconferencing
An apparatus comprising an ingress port configured to receive a signal comprising a plurality of encoded audio signals corresponding to a plurality of sources;...
US-8,880,411 Critical sampling encoding with a predictive encoder
A method for encoding and decoding a digital audio signal is provided, said method comprising the steps of: encoding a first sequence of samples of the digital...
US-8,880,409 System and method for automatic temporal alignment between music audio signal and lyrics
A system provided herein may perform automatic temporal alignment between music audio signal and lyrics with higher accuracy than ever. A non-fricative section...
US-8,880,406 Automatic determination of and response to a topic of a conversation
A system, computer-readable medium, and method for automatically determining a topic of a conversation and responding to the topic determination are provided....
US-8,880,401 Communication converter for converting audio information/textual information to corresponding textual...
A communication converter is described for converting among speech signals and textual information, permitting communication between telephone users and textual...
US-8,880,208 Device and method for controlling the playback of a file of signals to be reproduced
Controlling playback by strokes entered via a MIDI interface or measured by one or more motion sensors is disclosed. The variations of the playback speed can...
US-8,880,207 Multi-parametric analysis of snore sounds for the community screening of sleep apnea with non-gaussianity index
An apparatus for diagnosing sleep disorders such as OASHS from snore sounds includes a segmentation module (126) coupled to a data logger (124) to provide...
US-8,880,205 Integrated multimedia signal processing system using centralized processing of signals
Integrated processing of multimedia signals can eliminate unnecessary signal processors and converters without losing the functionality of typical home...
US-8,880,194 Electrical nerve stimulation with broad band low frequency filter
A system and method of generating electrode stimulation signals for an implanted multi-channel electrode array of a cochlear implant includes processing an...
US-8,879,893 Scrambling and descrambling method for the transport of MPEG2 audio video data streams
A scrambling and descrambling method that includes reading of original PID and TSC bits in the PID and TSC fields of a packet header of an MPEG2 stream which is...
US-8,879,765 Hearing optimization device and hearing optimization method
A hearing optimization device and hearing optimization method having a high boost frequency characteristic reference live for high frequency range enhancement...
US-8,879,762 Method and apparatus to evaluate quality of audio signal
A method and apparatus to evaluate a quality of an audio signal, in which the number of effective channels is determined for each of a reference signal of a...
US-8,879,755 At least partially implantable sound pick-up device with ultrasound emitter
There is provided an at least partially implantable device for picking up sound impinging onto a skin area of a person, comprising means for generating an audio...
US-8,879,753 Mixer and communication connection setting method therefor
Mixer and one or more external devices, related to audio signal processing, are interconnected via a communication network, such as a LAN. For a particular one...
US-8,879,751 Gaming headset with programmable audio paths
A headset having game, chat and microphone audio signals is provided with a programmable signal processor for individually modifying the audio signals and a...
US-8,879,750 Adaptive dynamic range enhancement of audio recordings
There are provided methods and an apparatus for conditioning an audio signal. According to one aspect of the present invention there is included a method for...
US-8,879,747 Adaptive filtering system
An audio system with at least one audio channel may include a digital audio processor in which at least one digital filter is implemented for each channel. The...
US-8,879,745 Method of deriving individualized gain compensation curves for hearing aid fitting
A method of deriving individual gain compensation curves for hearing aid fitting includes providing a system that detects, measures and records head azimuth for...
US-8,879,742 Apparatus for determining a spatial output multi-channel audio signal
An apparatus for determining a spatial output multi-channel audio signal based on an input audio signal and an input parameter. The apparatus includes a...
US-8,879,741 Speaker array apparatus and sound beam control method
A speaker array apparatus includes a speaker array and a control section that controls audio signals corresponding to channels respectively so that the speaker...
US-8,879,740 System and method for faster response time in stereo/mono detection
An audio receiver may include a mono/stereo detector that causes the audio receiver to output either a monophonic or a stereophonic signal based on a difference...
US-8,879,722 Wireless communication earpiece
An apparatus is a wireless communication earpiece. The wireless communication earpiece includes an earmount portion that is capable of positioning the apparatus...
US-8,879,721 Audio communication system
An audio communication system includes a first analog/digital convertor, a second analog/digital convertor, and an echo canceller. The first analog/digital...
US-8,879,720 Acoustic echo cancellation using a variable length adaptive filter
An audio conferencing system having a base station, a loud speaker and one or more microphones generally operates to receive a F.E. audio signal, play the...
US-8,879,438 Resource efficient acoustic echo cancellation in IP networks
System and methods provide acoustic echo monitoring and cancellation for real time media processing in an internet protocol (IP) media server in an IP network....
US-8,876,003 Read head device with selected output jack characteristics
A read head is configured to be coupled to the mobile device. The read head is positioned in a housing. The read head has a slot for swiping a magnetic stripe...
US-8,875,217 Receiver
A delay controller performs a delay control so as to stepwise increase a first delay amount in a first delay generator or second delay generator so as to...
US-8,875,216 Methods and apparatus for dynamic volume punch-through
Methods and apparatus for dynamic volume punch through in a home entertainment system that includes a client device that receives programming signals coupled to...
US-8,875,214 Television
In a television, which can be connected to a portable information terminal, it is possible to display video based on the data of a multimedia file stored on a...
US-8,875,193 Wireless multimedia system
Methods and systems for a novel multi-media macro-network. A Picon media server is connected with variety of high data rate sources including high definition...
US-8,875,192 Method and apparatus for multiple audio outputs
A method for transmitting audio signals. The method of transmitting audio signals may include separately transmitting a video signal and an audio signal....
US-8,875,168 Audio/Video monitoring service using set-top boxes and application servers
An audio/video monitoring system is disclosed, comprising a combination of one or more set-top boxes and application servers in a service provider's network....
US-8,874,748 Method and system for combining and/or blending multiple content from different sources in a broadband gateway
A method and system are provided in which a broadband gateway may receive different content from different sources, may combine the content to produce a...
US-8,874,450 Hierarchical audio frequency encoding and decoding method and system, hierarchical frequency encoding and...
Hierarchical audio coding and decoding method and system and hierarchical audio coding and decoding method for transient signals are provided. In the present...
US-8,874,449 Method and apparatus for downmixing multi-channel audio signals
Downmixing multi-channel audio signals to target channels by pre-downmixing frequency coefficients that are encoded using a most frequently used block type in...
US-8,874,441 Noise suppression using multiple sensors of a communication device
Techniques are described herein that suppress noise using multiple sensors (e.g., microphones) of a communication device. Noise modeling (e.g., estimation of...
US-8,874,245 Effects transitions in a music and audio playback system
A music and audio playback system enables an operator to control an audio effect for transitioning an audio output signal from a first audio source to a second...
← 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.