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-8,231,467 Wagering game machine with scalable fidelity audio
A computerized wagering game system includes a gaming module comprising gaming code which is operable to present a wagering game on which monetary value can be...
US-8,230,337 Associating objects with corresponding behaviors
Methods and systems for associating objects with corresponding machine behaviors. Machine behaviors refer to responsive actions that are triggered when an...
US-8,230,094 Media file format, system, and method
Digital content encoded in a media file format may be presented by accessing the media file, reading parameters that describe the content, and processing the...
US-8,229,751 Method and apparatus for automatic detection and identification of unidentified Broadcast audio or video signals
A system and method of detecting unidentified broadcast electronic media content using a self-similarity technique is presented. The process and system...
US-8,229,738 Method for differentiated digital voice and music processing, noise filtering, creation of special effects and...
A method for differentiated digital voice and music processing, noise filtering and the creation of special effects. The method can be used to make the most of...
US-8,229,664 Curb detection device for motor vehicles
The present invention provides parking curb detection devices and methods for alerting a motor vehicle driver when a predetermined distance from a parking curb...
US-8,229,513 IT terminal and audio equipment identification method therefor
Disclosed are a method and an apparatus for identifying audio equipment plugs to be connected to a jack interface of an IT terminal including a common jack...
US-8,229,460 Demodulation apparatus and receiving apparatus
A portable phone device comprises a telephone unit for base band processing of a receiving signal and audio conversion processing, as well as a global...
US-8,229,379 Frequency planning for switching devices for multi-band broadcast radios
Systems and methods are disclosed that use multiple DC-DC (direct-current-to-direct-current) regulators and configurable DC-DC regulators with respect to...
US-8,229,348 Data transmitting apparatus and method
A ground station multiplexes audio digital data of a plurality of audio broadcasts, GUI data, and download audio data and transmits the multiplexed signal to a...
US-8,229,272 Video apparatus capable of changing video output mode of external video apparatus according to video input mode...
A video apparatus capable of changing a video output mode of an external video apparatus, and a control method of the video apparatus are provided. The video...
US-8,229,270 Method and apparatus for compensating audio/video synchronization
An audio and video synchronization compensation method and apparatus for smoothly compensating audio and video synchronization in an audio and video system such...
US-8,229,137 Volume control circuits for use in electronic devices and related methods and electronic devices
Volume control circuits for use in electronic devices are provided. Some embodiments of the present invention provide volume control circuits for use in...
US-8,229,136 System and method for digital signal processing
The present invention provides for methods and systems for digitally processing audio signals by adjusting the gain of a signal a first time, using a digital...
US-8,229,135 Audio enhancement method and system
A method for transforming an audio signal and a system employing that method is disclosed. The method proceeds by extracting from the signal components that...
US-8,229,132 Microphone apparatus
A microphone apparatus is obtained capable of preventing howling effectively, while having no time difference between a timing of voice utterance to a...
US-8,229,127 Active noise cancellation in hearing devices
Disclosed is a hearing device system comprising at least one hearing aid circuitry and at least one active noise cancellation unit, the at least one hearing aid...
US-8,229,125 Adjusting dynamic range of an audio system
An audio reproduction system substantially fits the dynamic range of recorded and broadcast music (or other type of audio content) into a desired output dynamic...
US-8,229,105 Purposeful degradation of sidetone audio for providing feedback about transmit-path signal quality
An enhanced sidetone system is disclosed which provides the user of a telecommunications terminal, while speaking, with immediate audio feedback that...
US-8,229,104 Full duplex telephone system employing automatic level control for improved digital signal processing of audio...
Audio processing systems, such as full duplex digital telephone systems, are provided in which analog automatic level control (ALC) circuitry is employed to...
US-8,228,979 Wide-band multi-format audio/video production system with frame-rate conversion
A multi-format digital video production system enables a user to process an input video program to produce an output version of the program in a final format...
US-8,228,802 Signal transmission apparatus
A signal transmission apparatus is connected to a network as one node among a plurality of nodes involved in the network which is provided with an audio signal...
US-8,228,439 Receiving apparatus and television receiver
A television receiver having: an external input terminal to receive a non-RF signal from a first external device, the non-RF signal being a video and/or audio...
US-8,228,117 Quiet power up and power down of closed loop digital PWM modulators
A switching audio amplifier circuit drives a switching audio amplifier stage using a digital PWM signal from an audio source. A PWM duty ratio modifier modifies...
US-8,225,449 Interactive toothbrush
A toothbrush (100) may include an audio component (140) configured to operate as a microphone to receive an audio signal in a first mode of operation and to...
US-8,225,345 Method and apparatus for controlling an apparatus having a parental control function
A method for controlling an apparatus such as a television signal receiver having a parental control function allows users to change a setting associated with...
US-8,225,160 Decoding apparatus, decoding method, and recording medium
A decoding apparatus includes a unit decoding and inversely quantizing coded data to obtain frequency domain audio signal data, a unit computing from the coded...
US-8,224,661 Adapting masking thresholds for encoding audio data
According to one embodiment, an improved audio coding technique encodes audio having a low frequency transient signal, using a long block, but with a set of...
US-8,224,660 Method of coding a source audio signal, corresponding coding device, decoding method and device, signal,...
A method is provided for coding a source audio signal. The method includes the following steps: coding a quantization profile of coefficients representative of...
US-8,224,658 Method, medium, and apparatus encoding and/or decoding an audio signal
A method, medium, and apparatus encoding and/or decoding an audio signal. The method of encoding an audio signal includes transforming an input audio signal...
US-8,224,469 Systems and methods for controlling audio volume in the processor of a high definition audio codec
Systems and methods for controlling the audio volume of an audio signal in an HDA codec having a programmable processor such as a DSP, wherein the codec...
US-8,224,354 Identification of proximate mobile devices
A method of identifying proximate mobile devices, the method comprising the steps of: providing a sensory identifier (ID), a first mobile device (1) detecting...
US-8,224,286 Radio communication device
The invention relates to a method and arrangement for reducing power consumption of a radio communication device. In a solution according to the invention an...
US-8,224,283 FM band availability based on GPS
Methods and apparatus for determining an available FM frequency channel for interfacing with FM modulated output signals from a wireless device are described...
US-8,224,251 Data communication apparatus and control method for prevention of audio noise signals due to transmitted data
A data communication apparatus includes a band-elimination filter configured to perform a process of reducing a specific frequency component included in...
US-8,224,247 Controller integrated audio codec for advanced audio distribution profile audio streaming applications
A novel and useful apparatus for and method of integrating the advanced audio distribution profile (A2DP) audio codec into a Bluetooth controller for audio...
US-8,224,162 Information recording medium, and apparatus and method for recording information to information recording medium
An information recording medium achieves high speed conversion of a signal input externally from MPEG-TS to MPEG-PS complying with the DVD standard. An...
US-8,224,161 After-recording apparatus
An audio signal is compressively encoded into encoding-resultant audio data. A video signal is compressively encoded into encoding-resultant video data. An...
US-8,224,147 Interconnected multimedia systems with synchronized playback
One or more digital audio systems, such as a digital audio workstation, and one or more digital video systems, such as a video server, are interconnected by a...
US-8,224,022 Connected audio and other media objects
Various signal processing methods and apparatus are provided. One claim recites a method of linking media to a network resource. The method includes: computing,...
US-8,224,013 Headset systems and methods
A digital audio player device can be attached, adhered, or otherwise embedded into or upon a removable oral appliance or other oral device to form an intraoral...
US-8,224,009 Audio system with synthesized positive impedance
An audio system including an audio power amplifier, a transducer electrically connected to the audio power amplifier, an enclosure coupled to the transducer,...
US-8,223,991 Amplification circuit for driving a diffuser
An amplification circuit for driving an audio signal diffuser that includes a generation circuit of a first pre-charging signal, the generation circuit...
US-8,223,990 Audio noise attenuation
This specification describes technologies relating to editing digital audio data. In general, one aspect of the subject matter described in this specification...
US-8,223,986 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-8,223,982 Audio path diagnostics
In accordance with one aspect of the present invention, a method for detecting a change in the performance of an audio signal processing path is disclosed. The...
US-8,223,981 Wide dynamic range microphone
A microphone system has an output and at least a first transducer with a first dynamic range, a second transducer with a second dynamic range different than the...
US-8,223,942 Conference endpoint requesting and receiving billing information from 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-8,223,881 Transmitter and receiver for a wireless audio transmission system
There is provided a transmitter for a wireless audio transmission system comprising at least one analog/digital converter unit for analog/digital conversion of...
US-8,223,798 Adaptive receiver
A receiver includes a sample rate converter configured to receive an input data stream having a variable data rate and to output a data stream having a fixed...
← 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.