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-8,150,349 |
Apparatus and method for audio conversion An apparatus and method for audio conversion is provided to upgrade the resolution of transmission frequency of an FM (frequency modulation) transmitter and... |
| US-8,150,318 |
Apparatus for collecting environmental data and method of monitoring
environment in real time Provided are an apparatus for collecting environmental data and a method of monitoring an environment in real time. The apparatus for collecting environmental... |
| US-8,150,089 |
Wireless microphone and apparatus for fixing transmitter of the wireless
microphone A wireless microphone is provided. The wireless microphone includes: a transmitter wirelessly transmitting audio signals converted from sound collected with a... |
| US-8,150,070 |
Sound signal equalizer for adjusting gain at different frequency bands A bass and treble audio tone control circuit configured as an integrated circuit, wherein a capacitor for setting a frequency band can be accommodated in an... |
| US-8,150,067 |
Bass enhancing method, signal processing device, and audio reproducing
system If the absolute value of the current sample is greater than or equal to an envelope value at the immediately preceding sample, an envelope value at the current... |
| US-8,150,065 |
System and method for processing an audio signal Systems and methods for audio signal processing are provided. In exemplary embodiments, a filter cascade of complex-valued filters are used to decompose an... |
| US-8,150,064 |
Audio output device and method An audio output device and method capable of preventing generation of pop noise by a relatively simple and small-sized circuit configuration and control timing.... |
| US-8,150,063 |
Stabilizing directional audio input from a moving microphone array A device includes a microphone array fixed to the device. A signal processor produces an audio output using audio beamforming with input from the microphone... |
| US-8,150,056 |
Audio signal transmitting apparatus, audio signal receiving apparatus,
audio signal transmission system, audio... There is provided an audio signal transmitting apparatus which can communicate with a plurality of external connection apparatuses and transmits audio signals... |
| US-8,150,048 |
System and method for testing audio device of motherboard A system for testing audio of a motherboard includes a recording fixture and a computer. The recording fixture includes a recording device and a soundproof... |
| US-8,150,046 |
Audio jack for a portable electronic device A portable electronic device includes a processor provided in a housing, a jack being sized for receiving a plug of an audio accessory and having electrical... |
| US-8,150,045 |
Automatic gain control system applied to an audio signal as a function of
ambient noise An automatic gain control system applied to a audio signal as a function of the ambient noise, the system comprising: an ambient noise estimator module suitable... |
| US-8,150,042 |
Method, device, encoder apparatus, decoder apparatus and audio system Techniques are described for combining parametric multi-channel audio coding with matrixing, reconstructing a full-quality multi-channel, independent of the... |
| US-8,150,023 |
Automated system and method for distinguishing audio signals received in
response to placing and outbound call A system directs action based on distinguishing audio content received in response to placing an outbound call. The system comprises an audio signal analysis... |
| US-8,149,878 |
Apparatus and method of encoding and decoding audio signal In one embodiment, the method includes receiving audio frame data having at least first and second channel data. The first and second channel data includes a... |
| US-8,149,877 |
Apparatus and method of encoding and decoding audio signal In one embodiment, the method includes receiving audio frame data having at least first and second channel data. The first and second channel data includes a... |
| US-8,149,876 |
Apparatus and method of encoding and decoding audio signal In one embodiment, the method includes receiving audio frame data having at least first and second channel data. The first and second channel data includes a... |
| US-8,149,744 |
Digital broadcasting system and data processing method A digital broadcasting system and a method of processing data are disclosed. A receiving system of the digital broadcasting system may include a signal... |
| US-8,145,821 |
Docking station for portable electronic devices A docking station apparatus interfaces a portable electronic device with one or more electrical systems of a vehicle. The apparatus includes a docking assembly... |
| US-8,145,693 |
Fir filter apparatus, audio apparatus and fir filter program A coefficient compensating unit 33 calculates based on a loop point and a cross-fade point of impulse response coefficient data renewed compensation impulse... |
| US-8,145,499 |
Generation of decorrelated signals In a case of transient audio input signals, in a multi-channel audio reconstruction, uncorrelated output signals are generated from an audio input signal in... |
| US-8,145,479 |
Improving the quality of output audio signal,transferred as coded speech
to subscriber's terminal over a... A method of pre-processing an audio signal transmitted to a user terminal via a communication network and an apparatus using the method are provided. The method... |
| US-8,145,478 |
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-8,145,266 |
Portable audio/video playback apparatus A portable audio/video playback apparatus of the present invention comprises an apparatus main body 1 and a broadcast receiver unit 4 removably attached to the... |
| US-8,145,246 |
Low latency, high quality link for audio transmission A system includes a transmitting device, an intermediate communications device, and a receiving device. The system establishes a first synchronous wireless link... |
| US-8,145,031 |
Recording apparatus A recording apparatus which can provide a video signal and an audio signal in synchronization even when the input signal is discontinuous. The recording... |
| US-8,144,903 |
Wireless communication system A communication system having at least one user worn receiver unit for receiving audio signals via a wireless audio link connected to a stimulating means for... |
| US-8,144,902 |
Stereo image widening A stereo image can be widened by converting a stereo audio signal into a sum-difference audio signal, applying HRTF processing to the difference channel, and... |
| US-8,144,901 |
Sound image position correction system, sound image position correction
method, and audio/display apparatus The present invention provides a sound image position correction system that applies sound image position correction processing to a voice signal so that an... |
| US-8,144,892 |
Audio amplification system A wireless audio amplification system for classrooms and the like includes a system that allows for advanced listening and learning audio tools. The invention... |
| US-8,144,887 |
Electronic stethoscope and the stethoscope auscultation method using the
same The present invention relates to a stethoscope auscultation method, adapted for an improved stethoscope so as to be used for assisting a medical diagnosis... |
| US-8,144,886 |
Audio conferencing apparatus Microphones arranged in an array shape along a longitudinal direction are respectively formed in both the longitudinal side surfaces of a housing 2 with... |
| US-8,144,881 |
Audio gain control using specific-loudness-based auditory event detection In one disclosed aspect, dynamic gain modifications are applied to an audio signal at least partly in response to auditory events and/or the degree of change in... |
| US-8,144,880 |
Audio amplifier capable of performing self-oscillation An audio amplifier includes a plurality of sub-audio amplifier sets, a clock source, and a speaker. When the audio amplifier is under an audio amplify mode, the... |
| US-8,144,879 |
Method, device, encoder apparatus, decoder apparatus and audio system A method and a device are described for processing a stereo signal obtained from an encoder, which encodes an N-channel audio signal into spatial parameters (P)... |
| US-8,144,854 |
Conference bridge which detects control information embedded in audio
information to prioritize operations Disclosed herein are methods, systems, and devices for improved audio, video, and data conferencing. The present invention provides a conferencing system... |
| US-8,144,836 |
Lifestyle multimedia security system A method is disclosed for remote monitoring of a premises, comprising the steps of operatively coupling a geographically remote client to a security system... |
| US-8,144,809 |
Modulating apparatus, mobile communication system, modulating method, and
communication method An encoder encodes audio data and the like to generate a binary signal. A mapper converts the binary signal into a four-level symbol and outputs the four-level... |
| US-8,144,790 |
Broadcast receiver and method of processing data A broadcast receiver, and a method of processing data are disclosed. The broadcast receiver includes a receiving unit, a RS frame decoder, a decoding unit, and... |
| US-8,143,620 |
System and method for adaptive classification of audio sources Systems and methods for adaptively classifying audio sources are provided. In exemplary embodiments, at least one acoustic signal is received. One or more... |
| US-8,140,715 |
Virtual media input device A virtual media device is described for processing one or more input signals from one or more physical media input devices, to thereby generate an output signal... |
| US-8,140,714 |
Media management and routing within an electronic device A method and apparatus for intelligently routing and managing audio signals within an electronic device is disclosed. The routing is responsive to a set of... |
| US-8,140,342 |
Selective scaling mask computation based on peak detection A set of peaks in a reconstructed audio vector S of a received audio signal is detected and a scaling mask .psi.(S) based on the detected set of peaks is... |
| US-8,140,331 |
Feature extraction for identification and classification of audio signals Characteristic features are extracted from an audio sample based on its acoustic content. The features can be coded as fingerprints, which can be used to... |
| US-8,140,327 |
System and method for filtering and eliminating noise from natural
language utterances to improve speech... The systems and methods described herein may filter and eliminate noise from natural language utterances to improve accuracy associated with speech recognition... |
| US-8,140,326 |
Systems and methods for reducing speech intelligibility while preserving
environmental sounds An audio privacy system reduces the intelligibility of speech in an audio signal while preserving prosodic information, such as pitch, relative energy and... |
| US-8,140,141 |
Devices and methods for fluorescent inspection and/or removal of material
in a sample An apparatus is provided that includes a light-emitting component, a light-detecting component, a lock-in amplifier, a frequency generator that is operatively... |
| US-8,140,069 |
System and method for determining the audio fidelity of calls made on a
cellular network using frame error rate... The present invention provides a method and system for defining the mean opinion score (MOS) as a function of frame error rate (FER) and pilot signal strength.... |
| US-8,139,816 |
Acoustic transducer This invention relates to acoustic drivers with stationary and moving coils. Time varying signals are applied to the moving and stationary coils to control the... |
| US-8,139,806 |
Earphone for placement in an ear An earphone which fits into an ear is disclosed. The earphone includes an electroacoustic transducer for converting an audio signal into sound and a housing for... |
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.