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-8,942,815 Enhancing cochlear implants with hearing aid signal processing technologies
A system and method that enhance the performance of cochlear implant signal processing in an amplification device. The system utilizes a signal input device...
US-8,942,642 Cellular phone and apparatus for tuning to a selected frequency modulation station and downconverting a...
A cellular phone including a transceiver and a processing module. The transceiver receives, from a device separate from the cellular phone, a radio or...
US-8,942,618 Method and system for moving and playing content from home-based system to mobile system
A system and method for playing back digital satellite audio and video signals includes storing a file on a storage device associated with the satellite...
US-8,942,540 Interesting section extracting device, interesting section extracting method
An interesting section extracting device extracts an interesting section of interest to a user from a video file with reference to an audio signal included in...
US-8,942,416 Method and apparatus for embedding auxiliary information within original data
This patent application is generally related to watermarking and steganography. One claim recites a method of transmarking an audio or video signal previously...
US-8,942,410 Magnetically biased electromagnet for audio applications
An electronic device having an enclosure having a top panel and a bottom panel. An electromagnet is mounted within the enclosure, the electromagnet having a...
US-8,942,398 Methods and apparatus for early audio feedback cancellation for hearing assistance devices
Disclosed herein, among other things, are methods and apparatus for improved feedback cancellation for hearing assistance devices. In various embodiments the...
US-8,942,396 Wireless binaural hearing system
A wireless binaural hearing system comprises a left-ear hearing device, a right-ear hearing device and auxiliary devices. The devices communicate via radio...
US-8,942,391 Distortion compensation
A distortion compensation system minimizes distortion in an audio system by monitoring a supply voltage and adjusting a clipping threshold and/or compression...
US-8,942,388 Modulation device and demodulation device
A modulation device includes: a spread code generation unit which generates a spread code having a predetermined cycle; an audio signal input unit to which an...
US-8,942,387 Noise-reducing directional microphone array
In one embodiment, a directional microphone array having (at least) two microphones generates forward and backward cardioid signals from two (e.g.,...
US-8,942,386 Real-time quality monitoring of speech and audio signals in noisy reverberant environments for teleconferencing...
A method for real-time monitoring of audio signals reception quality includes receiving output signals from a plurality of microphone clusters, each microphone...
US-8,942,382 Dynamic beamformer processing for acoustic echo cancellation in systems with high acoustic coupling
Near-end equipment for a communication channel with far-end equipment. The near-end equipment includes at least one loudspeaker, at least two microphones, a...
US-8,942,381 Control of a loudspeaker output
A method of controlling a loudspeaker output comprises deriving an admittance function over time from the voice coil voltage and current. In combination with a...
US-8,942,380 Method for generating a downward-compatible sound format
A method of generating an audio output signal according to a downward compatible sound format, the method including: generating a sum signal by combining a...
US-8,942,370 Filter bank optimization for acoustic echo cancellation
A communications device is presented for providing bi-directional audio communications between a near-end user and a far-end user via a bidirectional...
US-8,942,109 Impairment simulation for network communication to enable voice quality degradation estimation
An automated method for testing audio signal quality of cell phone transmissions provides a Mean Opinion Score (MOS) output using inexpensive test components....
US-8,941,713 Video phone call method having function of adjusting resolution quality and video phone call apparatus...
A video phone call method for adjusting resolution quality and a video phone call apparatus supporting the same are provided. The video phone call apparatus...
US-8,941,486 Radio frequency detection device and system
A radio frequency detection device that includes a housing, a power supply port, a radio frequency circuit board, and a microprocessor is disclosed. The radio...
US-8,940,994 Illuminated non-contact cymbal pickup
A sound pickup for musical cymbals includes an integrated assembly attachable to a cymbal stand. The integrated assembly includes a plurality of microphones...
US-8,939,814 Smart toy driving system for mobile terminal
A smart toy driving system for a mobile terminal connected to the mobile terminal such that a reaction generated by an interaction between a certain character...
US-8,939,111 Method and system for fencing animals without using a physical fence
A system for invisible fencing for animals, that is a device mounted on animals. The device checks Global Navigation Satellite System ("GNSS") position...
US-8,938,675 System for automated generation of audio/video control interfaces
A system for automating generation of an audio/video (AV) control interface includes a computing device having a processor to enable a user, with a user...
US-8,938,401 Systems and methods for signaling content rights through release windows life cycle
Systems and methods for controlling the use of audio, video and audiovisual content are provided. A data structure includes content usage rights for multiple...
US-8,938,390 System and method for expressive language and developmental disorder assessment
In one embodiment, a method for detecting autism in a natural language environment using a microphone, sound recorder, and a computer programmed with software...
US-8,938,387 Audio encoder and decoder
The present invention teaches a new audio coding system that can code both general audio and speech signals well at low bit rates. A proposed audio coding...
US-8,938,313 Low complexity auditory event boundary detection
An auditory event boundary detector employs down-sampling of the input digital audio signal without an anti-aliasing filter, resulting in a narrower bandwidth...
US-8,938,150 Recording apparatus
A recording apparatus has: a stream generating unit for generating a first stream constituted of a first moving image signal at a first frame rate and an input...
US-8,938,082 Apparatus having hearing aid
A portable terminal includes an apparatus capable of providing a hearing aid service. The apparatus includes a sensor configured to measure a spatial tilt of...
US-8,938,078 Method and system for enhancing sound
A method of enhancing audio sound. The method includes sensing an acoustic signal using a microphone in an electronic device. The acoustic signal is emitted in...
US-8,937,674 Electronic apparatus equipped with function for notifying acceptance of operation, method of controlling...
An electronic apparatus capable of reducing a time lag between an operation on an operation section and notification of acceptance of the operation. An audio...
US-8,937,638 Method and apparatus for tracking active subject in video call service
A method for tracking an active subject in a video call service includes establishing a peer-to-peer connection between a videophone input apparatus and a peer...
US-8,937,537 Method and system for utilizing spread spectrum techniques for in car applications
A method of operating an audio system in an automobile includes identifying a user of the audio system. An audio recording playing on the audio system is...
US-8,935,468 Audio digital signal processor
A microprocessor includes a memory interface to obtain data envelopes of a first length, and control logic to implement an instruction to load an initial data...
US-8,935,158 Apparatus and method for comparing frames using spectral information of audio signal
Disclosed is a frame comparison apparatus and method for comparing frames included in an audio signal by using spectrum information. The frame comparison...
US-8,934,996 Transmission apparatus and transmission method
An audio signal processing unit acquires the playback volume value of audio data of a frame of interest, and generates multiplied audio data by multiplying the...
US-8,934,841 Bluetooth communication method and system
A Bluetooth communication method and system for enabling one Bluetooth device to rapidly connect to another Bluetooth device using an audio signal, and also...
US-8,934,646 Audio mixer
Six input channels, to which are allocated 5.1-channel surround signals from a plurality of input sources, are grouped into a surround channel group, and these...
US-8,934,643 Generation of a drive signal for sound transducer
An apparatus for generating a drive signal for a sound transducer (109) comprises a sound generator (101) which provides an input audio signal. A divider (101)...
US-8,934,641 Systems and methods for reconstructing decomposed audio signals
Systems and methods for reconstructing decomposed audio signals are presented. In exemplary embodiments, a decomposed audio signal is received. The decomposed...
US-8,934,639 Modification of audio signals for distribution in a room
A device for modifying audio signals to be output within a room is introduced. The device exhibits an input for supplying audio information and a processor unit...
US-8,934,636 Stethoscope, stethoscope attachment and collected data analysis method and system
A device for converting acoustic data collected by a stethoscope into digital data for transmission to a processor for storage and/or comparison with data...
US-8,934,535 Systems and methods for video and audio data storage and distribution
Data compression and decompression methods for compressing and decompressing data based on an actual or expected throughput (bandwidth) of a system. In one...
US-8,934,382 Conference endpoint controlling functions of a remote device
Disclosed herein are methods, systems, and devices for improved audio, video, and data conferencing. The present invention provides a conferencing system...
US-8,934,381 Conference endpoint instructing a remote device to establish a new connection
Disclosed herein are methods, systems, and devices for improved audio, video, and data conferencing. The present invention provides a conferencing system...
US-8,934,228 Display-based speaker structures for electronic devices
Electronic devices that contain flexible displays and one or more display-based speaker structures may be provided. The speaker structures may be positioned...
US-8,934,056 Audio-video synchronization detection device and method thereof
An audio-video synchronization detection device and a method thereof are provided. The audio-video synchronization detection device detects an object under test...
US-8,934,032 Printed audio format and photograph with encoded audio
A printed audio format includes a printed encoding of an audio signal, and a plurality of spaced-apart and parallel rails. The printed encoding of the audio...
US-8,933,753 Versatile audio power amplifier
An audio power amplifier includes a first and a second amplification unit, each including a switching voltage amplifier, an output filter, a current...
US-8,932,134 System and method of audio processing
A method of audio processing for an entertainment device operable to communicate with a game controller, the method comprising the steps of generating a source...
← 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.