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7623895 |
FM transmitter for portable audio device
The present invention relates generally to an FM transmitter and, more specifically, to an FM transmitter comprised in the headphone or the ear bud accessories to portable audio players. The...
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7623668 |
Audio alert system and method
An audio alert system, device, and method include an audio alert created by a user and programmed into a device, such as a wireless telephone. A user programs and stores in the device a data...
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7613313 |
System and method for control of audio field based on position of user
A system and method for control of an audio field based on the position of the user. In one embodiment, a system and a method for audio reproduction are provided. One or more audio signals are...
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7609840 |
System and method for hierarchical audio conflict control
A control system and associated method resolving audio conflicts. The control system comprises a computing device, a memory device comprising a database, and a plurality of audio sources. The...
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7596229 |
Parametric audio system for operation in a saturated air medium
A parametric loudspeaker system and method for reducing distortion in a decoupled audio wave by creating a double sideband parametric ultrasonic signal that substantially approximates a...
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7596228 |
Parametric array modulation and processing method
A system using the nonlinearity of a propagation medium to demodulate an ultrasonic wave having audio modulated onto the ultrasonic frequency, audio signal processing circuitry providing a delayed...
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7587055 |
Sound collection system
Collecting the sound while rotating at least one or more microphone around a rotational axis, the filter processing is carried out in accordance with the positional information of the microphone at...
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7587053 |
Audio-based position tracking
Embodiments of the present invention provide an audio-based position tracking system. The position tracking systems comprises one or more speakers, an array of microphones and a computing device....
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7577261 |
Wireless audio system using wireless local area network
A wireless audio system includes a first device and a second device. The first device includes a first logic and a first WLAN unit coupled to the first logic. The first logic performs audio...
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7577260 |
Method and apparatus to direct sound
The invention relates to sonic steerable antennae and their use to achieve a variety of effects. The invention comprises a method and apparatus for taking an input signal, replicating it a number...
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7564981 |
Method of adjusting linear parameters of a parametric ultrasonic signal to reduce non-linearities in decoupled audio output waves and system including same
A method and system of producing a parametric ultrasonic wave to be decoupled in air to create a decoupled audio wave that closely corresponds to an audio input signal. The method is comprised of...
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7561932 |
System and method for processing multi-channel audio
A user can assign different audio data streams to different output channels of a single audio card using substantially conventional APIs, device drivers, and Audio Codec Interfaces (ACIs). An...
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7546252 |
Approach for managing rental items across a plurality of distribution locations
An “inventory free” approach for managing rental items across a plurality of distribution locations includes sending at least some rental items that are not needed by two or more distribution...
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7545946 |
Method and system for surround sound beam-forming using the overlapping portion of driver frequency ranges
A method and system for surround sound beam-forming using the overlapping portion of driver frequency ranges provides a low cost alternative to present external surround array systems. The...
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7532729 |
Method for testing an appliance comprising an audio port, and a respective appliance
The appliance comprises an audio port, which is usable as an interface for testing of the appliance. In a preferred embodiment, the appliance comprises stereo output ports, one port for a reception...
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7522734 |
Distributed acoustic reverberation for audio collaboration
A distributed acoustic reverberator including a network audio connection between at least two separated locations is provided. When a sound is emitted at one of the locations, the reverberator...
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7522733 |
Systems and methods of spatial image enhancement of a sound source
Reproduction of stereophonic audio information over a single speaker requires summing multiple stereo channels. When signals having approximately equal magnitudes and approximately opposite phases...
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7519185 |
Earphone detection circuit
An earphone detection circuit that comprises a transistor, a first resistor, a second resistor, a third resistor and a detector. The transistor has a first terminal, a second terminal, a third...
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7509182 |
Providing multiple audio streams to an audio device as a single input
According to some embodiments, a first audio stream associated with a first image stream and a second audio stream associated with a second image are determined. The first and second audio streams...
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7509181 |
System and method for request, delivery and use of multimedia files for audiovisual entertainment
A personal computer connected to the Internet can receive and store audio and audiovisual data or programming from the Internet. This audio and audiovisual programming can be provided by the...
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7505793 |
Wireless earpiece assembly
A wireless earpiece assembly configured to physically contact a user exclusively at an ear support behind a user's ear when in use. The ear support does not exceed about 0.25 inches in width. The...
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7502481 |
Microphone with ultrasound/audible mixing chamber to secure audio path
Methods, microphones, and processors are provided for processing ambient sound waves. Ultrasound waves are combined with the sound waves to create heterodyned sound waves. The heterodyned sound...
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7496419 |
Modulation output device
A modulation output device including; a DSP 12 for subjecting MP3 music data and the like read out from an MP3 player 50 to stereo modulation, when necessary; D/A converter 14 for converting...
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7492914 |
Audio receiving system
A system is provided for receiving audio signals from a plurality of microphones and transferring the audio signals via a common composite signal channel to a receiving unit, such as a mixing...
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7492913 |
Location aware directed audio
A directed audio system, a network interface communicatively coupled with a network, and a controller to receive, via the network interface, an estimate for a location from a locating device...
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7492912 |
Multi-channel speaker system and a connection system thereof
The present invention relates to a multi-channel speaker system and a wiring device thereof. The wiring device for a multi-channel speaker system according to an embodiment of the present invention...
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7483538 |
Wireless and wired speaker hub for a home theater system
A method and system for communicating audio, video, and/or control signals within a home entertainment system. A plurality of audio channels is communicated between a wireless transmitter and a...
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7474753 |
Sound field control apparatus, signal processing apparatus, sound field control program, and signal processing program
A sound field control apparatus which is capable of adjusting the number of outputs as required. The sound field control apparatus is comprised of a master device, and a plurality of salve devices...
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7471988 |
Method and apparatus for automatic equalization mode activation
A digital audio player and a method for processing encoded digital audio data, wherein the digital audio data is encoded using one of a plurality of encoding formats. The exemplary audio data...
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7471987 |
Determining location of an audience member having a portable media monitor
Systems, methods and devices for gathering data concerning media usage by predetermined audience members. An audience measurement code in acoustic energy produced by a media receiver is detected by...
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7457423 |
Multi-accessory vehicle audio system, switch and method
A multi-accessory vehicle audio system is providing that includes a plurality of vehicle audio accessories, the vehicle audio accessories generating a corresponding plurality of audio signals; and...
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7440750 |
Signal routing for reduced power consumption in a conferencing system
A technique is provided for reducing power consumption of an internally powered console in an audio system through frequency based signal routing. A system employing the technique includes a base...
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7424118 |
Moving object equipped with ultra-directional speaker
A moving object 1 equipped with ultra-directional speaker is provided with an emitter 44 for measuring a distance to a target 11 to which it is to provide a voice by using an ultrasonic...
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7391872 |
Parametric audio system
A parametric audio system having increased bandwidth for generating airborne audio signals with reduced distortion. The parametric audio system includes a modulator for modulating an ultrasonic...
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7386134 |
Entertainment device
An entertainment device has a control element with which a user may have equivalent data searched for and then played back by the entertainment device. The data currently being played back are...
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7386004 |
Digital broadcast system
A broadcasting system which can monitor all input devices for their operating conditions, the broadcasting system includes input devices 1 1 - 1 M for receiving sound, output devices 3 1 - 3 N ...
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7376476 |
Methods for changing time intervals of the occurrence of audio information from local and remote sites
A method of processing audio information for broadcast to an audience can include changing first audio information from occurring in a first time interval to occurring in a second time interval to...
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7343017 |
System for playback of pre-encoded signals through a parametric loudspeaker system
A method and system for generating parametric output directly from a prerecorded and error corrected parametric signal for playback in a parametric loudspeaker system. The method includes the step...
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7319763 |
Power amplification for parametric loudspeakers
A power amplifier for a parametric loudspeaker system which utilizes switch-mode power conversion to increase efficiency. The power amplifier is configured to coordinate the switching frequency of...
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7319762 |
Headset with flashing light emitting diodes
A headphone system is provided with two earbud headphones and a control module, each fitted with a plurality of light emitting diodes (LEDs). The LEDs may be of many different colors and flash to...
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7313242 |
Hypersonic transducer
This invention provides methods and apparatus for focusing a hypersonic beam to control both a direction and depth of audible formation delivery. Signals that are delivered to each of a plurality...
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7298853 |
Parametric virtual speaker and surround-sound system
A system for generating at least one remote virtual speaker location in connection with at least a partial reflective environment ( 12, 12, 14 or 15 ) in combination with an audio speaker for...
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7292502 |
Systems and methods for producing a sound pressure field
The invention provides, in various embodiments, a transducer for generating hyper-directional sound beams, and a system and method employing a hyper-directional sound transducer for producing...
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7277551 |
Sound reproducing apparatus and sound reproducing method
A sound reproducing apparatus includes a low-frequency sound reproducing unit for reproducing and outputting a low-frequency sound having a frequency of a predetermined frequency or less; a...
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7272073 |
Method and device for generating information relating to the relative position of a set of at least three acoustic transducers
The invention relates to a method and device for generating data about the mutual position of at least three acoustic transducers. The aim of the invention is to make it possible to continuously...
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7266927 |
Drive-in movie theater with short range sound system
The present invention relates to a drive-in movie theater and/or events center preferably located on top of one or more parking garages located at a shopping mall or other similar complex. The...
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7262359 |
Digital recording device for electric guitars and the like
A digital recording device includes a housing that is engageable with a lower curvature of a guitar's frame. The housing includes an arcuate inner surface, an arcuate outer surface coextensively...
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7254454 |
Future capture of block matching clip
A method and apparatus for capturing future instances of a song or a television show or the like. Responsive to a user activating a trigger, typically during the middle of the song or show, the...
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7242780 |
Audio signal cable with passive network
A network for altering the audio output of a system which comprises at least one series RC or RLC circuit coupled between the positive and ground conductor of a cable that is suitable for...
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7236600 |
Transmission of power and/or signalling between an audio distribution unit and a plurality of remote audio transducers
A remote-controlled audio system comprises sets of loudspeakers ( 14 A- 14 D) connected to power amplifier units ( 22 A- 22 D) in an audio distribution unit ( 10 ) to which several audio sources,...
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