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-8,502,918 |
Method and apparatus for interdependently controlling audio/video signals A signal control method of analyzing audio and video signals and interdependently enhancing each audio and video signal with regard to a multimedia input... |
| US-8,502,866 |
Video recording device for a welder's helmet A weld recording system mounted in or on a welding helmet is provided. The weld recording system includes a camera assembly unit, a power supply unit, a... |
| US-8,502,718 |
Analog-to-digital converter and analog-to-digital conversion method The invention provides an analog-to-digital converter. In one embodiment, the analog-to-digital converter receives a first audio signal from a microphone... |
| US-8,502,717 |
Analog-to-digital converter, sound processing device, and method for
analog-to-digital conversion The invention provides a sound processing device. In one embodiment, the sound processing device comprises a first microphone, a first analog-to-digital... |
| US-8,502,714 |
Method for calibrating analog-to-digital converting circuits A method for calibrating at least one analog-to-digital converting circuit includes: during a wafer level probe testing, inputting at least one calibration... |
| US-8,502,648 |
Remote-control device with directional audio system A method of directing an audio signal to an intended user by a remote-control device coupled to an audio/video device is described. The remote-control device... |
| US-8,502,061 |
Electrical stringed instrument and signal processing circuit therefor A signal processing circuit allows a stringed instrument, like a guitar, to produce audio in an extended range. In the case of an electric guitar, the guitar... |
| US-8,502,058 |
System and method for controlling audio equipment An apparatus for signal processing, wherein a disc is placed on a turntable and is provided with a groove which can be followed by the pick-up element, and... |
| US-8,499,253 |
Individualized tab audio controls According to one general aspect, a method may include detecting an audio signal configured to be played from a local loudspeaker. The method may also include... |
| US-8,498,874 |
Audio signal encoding employing interchannel and temporal redundancy
reduction A method of encoding a time-domain audio signal is presented. A device transforms the time-domain signal into a frequency-domain signal including a sequence of... |
| US-8,498,863 |
Method and apparatus for audio source separation The present invention relates to co-channel audio source separation. In one embodiment a first frequency-related representation of plural regions of the... |
| US-8,498,724 |
Digital mixer In a digital mixer that processes audio signals in a plurality of channels, layer data which indicates a channel to be assigned to each channel strip in a... |
| US-8,498,714 |
Methods and systems of conveying fine structure information to a cochlear
implant patient An exemplary method of conveying fine structure information to a cochlear implant patient includes dividing an audio signal into a plurality of analysis... |
| US-8,498,678 |
System and method for reducing power consumption in a wireless device A wireless transceiver is provided for transmitting and receiving audio data, comprising: a microphone configured to generate a digital audio signal that... |
| US-8,498,667 |
System and method for mixing audio with ringtone data A method and system for played a mixed audio in a communications device during an active communication session is disclosed. One configuration allows for... |
| US-8,498,568 |
System and method for providing recording and playback of digital media
content A system and method for time-shifting a live broadcast, and facilitating the purchase of live or time-shifted broadcast content. The device records broadcast... |
| US-8,498,513 |
Method of controlling devices and tuner device A control method for recording audio/video data streams in a display device of a wireless network comprises transmitting a Give Tuner Device Status message to a... |
| US-8,498,439 |
Headset for user specific audio service and method for user specific audio
service using the same Provided are a headset for a user specific audio service and a method for a user specific audio service using the same. The headset for a user specific audio... |
| US-8,498,430 |
Automatic correction of loudness level in audio signals Systems and method for adapting a gain of an audio signal containing at least two different tracks with different signal level ranges. An example system... |
| US-8,498,429 |
Acoustic correction apparatus, audio output apparatus, and acoustic
correction method According to one embodiment, an acoustic correction apparatus includes an input module, a calculator, a divider, a converter, an extractor, a synthesizer, and a... |
| US-8,498,425 |
Wearable headset with self-contained vocal feedback and vocal command A headset includes a wearable body, first and second earphones extending from the wearable body, controls for controlling an external communication/multimedia... |
| US-8,498,423 |
Device for and a method of processing audio signals A method is provided which is suitable to cope with non-linear echo paths during acoustic echo cancellation in speakerphones. Non-linear paths occur... |
| US-8,498,422 |
Parametric multi-channel audio representation Multi-channel audio signals are coded into a monaural audio signal and information allowing to recover the multi-channel audio signal from the monaural audio... |
| US-8,498,421 |
Method for encoding and decoding multi-channel audio signal and apparatus
thereof Methods and apparatuses for encoding and decoding a multi-channel audio signal are provided. In the encoding method, spatial information is calculated based on... |
| US-8,497,940 |
High density wireless system A method and apparatus for communicating within a wireless microphone system having a plurality of audio channels. The method includes the steps of dividing a... |
| US-8,497,866 |
Wireless graphics card A device is provided for use in a portable computer. The device includes a wireless graphics card that includes a connector for coupling to an expansion slot of... |
| US-8,497,734 |
High efficiency audio amplifier system A high efficiency amplifier system may include multiple output stages cooperatively operating to produce an amplified output signal. The amplifier system may be... |
| US-8,496,604 |
Systems for and methods of assessing urinary flow rate via sound analysis Systems for and methods of assessing urinary flow rate via sound analysis. Embodiments of the uroflow measurement systems include a computer and a telephone or... |
| US-8,496,177 |
Bar code reading terminal with video capturing mode A bar code reading terminal can, in one embodiment, include a two-dimensional image sensor and an imaging assembly. The terminal can be configured, in response... |
| US-8,494,865 |
Audio decoder, audio encoder, method for decoding an audio signal, method
for encoding an audio signal,... An audio decoder for providing a decoded audio information on the basis of an entropy encoded audio information includes a context-based entropy decoder... |
| US-8,494,864 |
Multi-mode scheme for improved coding of audio The present invention relates to an improved scheme for coding of audio. In particular, the present invention relates to an encoder device and a method for... |
| US-8,494,863 |
Audio encoder and decoder with long term prediction 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-8,494,843 |
Encoding and decoding apparatuses for improving sound quality of G.711
codec An encoding apparatus and a decoding apparatus for reducing the quantization error of a G.711 codec and improving sound quality are provided. The encoding... |
| US-8,494,842 |
Vibrato detection modules in a system for automatic transcription of sung
or hummed melodies The technology disclosed relates to audio signal processing. It includes a series of modules that individually are useful to solve audio signal processing... |
| US-8,494,841 |
Common scene based conference system Conference bridge (1) for managing an audio scene comprising two or more participants, the conference bridge comprising a mixer (2) and several user channels... |
| US-8,494,840 |
Ratio of speech to non-speech audio such as for elderly or
hearing-impaired listeners The invention relates to audio signal processing and speech enhancement. In accordance with one aspect, the invention combines a high-quality audio program that... |
| US-8,494,667 |
Apparatus for encoding and decoding audio signal and method thereof A method and/or apparatus for encoding and/or decoding an audio signal is disclosed, in which a downmix gain is applied to a downmix signal in an encoding... |
| US-8,494,573 |
Radio communication system for providing both voice and data communication
services over radio communication... A radio communication system including a system computer connected to a radio communication device including a radio communication antenna and an audio... |
| US-8,494,479 |
System and method for optimizing power supplies in a wireless transceiver Different components in a wireless transceiver are powered using different power supplies. For example, one or more first tasks in the wireless transceiver can... |
| US-8,494,338 |
Electronic apparatus, video content editing method, and program An electronic apparatus includes a first input unit to input an image signal and a first audio signal that constitute a first video content, a second input unit... |
| US-8,494,206 |
Electronic device and method thereof An electronic device includes a host and an earphone. The host includes a application module, the earphone includes at least one speaker, and at least one... |
| US-8,494,204 |
Audio device comprising a microphone An audio device includes a microphone, a sound canal allowing sound to pass from the surroundings to the microphone, a signal path from the microphone to a... |
| US-8,494,199 |
Stability improvements in hearing aids A hearing aid includes an input transducer for provision of an input signal, a high pass filter configured for providing a high pass filtered part of the input... |
| US-8,494,198 |
Method for operating a hearing system, hearing system and audio gateway
devices A body-worn audio gateway device transmitting audio signals comprised in close-range electromagnetic signals may be used outside a car, where it may provide for... |
| US-8,494,192 |
Audio reproducing system and method thereof An audio reproducing system includes a pair of speaker units, a mounting unit for mounting the pair of speaker units, without being attached to a baffle board,... |
| US-8,494,190 |
Audio signal processing apparatus and audio signal processing method An audio signal processing apparatus includes: a test signal supply unit to supply a test signal to each speaker of a multi-channel speaker including a center... |
| US-8,494,185 |
Electro-acoustic transducer tuning and data storage A device into which an electro-acoustic transducer is incorporated has at least two audio signal conductors through which the device may be coupled to another... |
| US-8,494,184 |
Digital data transfer via audio signal conductors An electro-acoustic transducer or a device into which an electro-acoustic transducer is incorporated has at least two audio signal conductors through which the... |
| US-8,494,183 |
Audio processing apparatus A switching section causes the first amplification section to amplify the expansion left audio signal and supply the amplified expansion left audio signal to... |
| US-8,494,180 |
Systems and methods to reduce idle channel current and noise floor in a
PWM amplifier Systems and methods provided herein decrease an idle channel noise floor and reduce power during an idle channel input for low power audio devices that include... |
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.