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Class 381/122 - HAVING MICROPHONE


Subclass of Class 381 - Electrical audio signal processing systems and devices
Definition: Subject matter including a generic microphone combined with
No. of patents: 170
Last issue date: 05/29/2012


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NumberTitleIssue Date
8189818Electronic apparatus capable of always executing proper noise canceling regardless of display screen state, and voice input method for the apparatus
In an electronic apparatus, microphones are arranged parallel to one side of a display screen so as to be spaced apart from each other on the front surface of a display whose display screen is exposed. Together with the microphone, a microphone is arranged parallel ...
05/29/2012
8175297Ad hoc sensor arrays
Systems and methods for estimating audio at a requested location are presented. In one embodiment, the method includes receiving from a client device a request for audio at a requested location. The method further includes determining a location of a plurality of au...
05/08/2012
8170241Mobile tele-presence system with a microphone system
A remote controlled robot system that includes a robot and a remote control station. The robot includes a binaural microphone system that is coupled to a speaker system of the remote control station. The binaural microphone system may include a pair of microphones l...
05/01/2012
8139793Methods and apparatus for capturing audio signals based on a visual image
In one embodiment, the methods and apparatuses detect an initial listening zone wherein the initial listening zone represents an initial area monitored for sounds; detect a view of a visual device; compare the view of the visual with the initial area of the initial ...
03/20/2012
8107645Remote microphone teleconferencing configurations
Systems and methods for electronic teleconferencing are disclosed. A telecommunications device includes a video teleconferencing system including a base unit and one or more cameras configured to capture user images for transmission through a telecommunications netw...
01/31/2012
8059840System and method for locating sound sources
An exemplary method for locating sound sources is disclosed. The method includes the steps of: loading a sound source location program into a handheld device; activating the sound source location program; calculating a total voltage representing sound waves received...
11/15/2011
7907741Recording device and adjustment method of recording device
A recording device obtains audio signals by plural microphones and records the audio signals on a recording medium. The device includes plural incorporated microphones for obtaining the audio signals; correction circuits for changing characteristics by correction pa...
03/15/2011
7873175Multiplexed microphone signals with multiple signal processing paths
A multiplexed microphone signal with multiple signal processing paths is disclosed. Each signal processing path has it own priority and other characteristics. A signal path is selected based on the application of the processed signal. Similar processes within differ...
01/18/2011
7443988Vehicle accessory microphone
A microphone includes one or more transducers positioned in a housing. Circuitry is coupled to the transducer for outputting an electrical signal such that the microphone has a main lobe directed forwardly and attenuates signals originating from the sides. The micro...
10/28/2008
7409065Apparatus and method for detecting sound direction
An apparatus and method for detecting sound direction is disclosed, which utilizes a plurality of sound source detecting units to receive a plurality of sound signals form a sound source. The sound source detecting units amplify and filter the sound wave signals to ...
08/05/2008
7394907System and process for sound source localization using microphone array beamsteering
A system and process for sound source localization (SSL) utilizing beamsteering is presented. The present invention provides for improved beamsteering with less drain on system resources while providing accurate, real time results. To accomplish this, the present SS...
07/01/2008
7391873Microphone with voltage pump
An integrated circuit (102) configured to provide a microphone output signal, comprising: a preamplifier (108) coupled to receive an input signal, generated by a first microphone member that is movable relative to a second microphone member; and a volt...
06/24/2008
7386135Cardioid beam with a desired null based acoustic devices, systems and methods
An acoustic device is provided with first and second one or more acoustic elements to generate a first signal that includes mostly undesired audio and substantially void of desired audio, and a second signal that includes desired as well undesired audio respectively...
06/10/2008
7372967Microphone bias circuit
A microphone bias circuit includes a first integrated circuit (IC) pin, a second IC pin, a first resistor, and a variable supply voltage buffer. The first resistor is operably coupled to the first IC pin and a return voltage. The second IC pin is operably coupled to...
05/13/2008
7366310Microphone array diffracting structure
The present invention increases the aperture size of a microphone array by introducing a diffracting structure into the interior of a microphone array. The diffracting structure within the array modifies both the amplitude and phase of the acoustic signal reaching t...
04/29/2008
7366308Sound pickup device, specially for a voice station
The invention relates to a sound recording device for a public address system. Sound is emitted from a sound source, picked up by at least two sound sensors and converted into electrical signals. The sound sensors are located at a distance from a reference position ...
04/29/2008
7361838Cable with strain relief
A cable (100) has a wire conductor (1) with an insulative layer enclosing the wire conductor, and a strain relief (2). The strain relief has an internal strain relief (22) enclosing the insulative layer of the wire conductor, and an exter...
04/22/2008
7359520Directional audio signal processing using an oversampled filterbank
A directional signal processing system for beamforming information signals. The system includes an oversampled filterbank, which has an analysis filterbank for transforming the information signals in time domain into channel signals in transform domain, a synthesis ...
04/15/2008
7356151Microphone system
A system remotely controls a microphone through a remote control unit. The remote control unit includes a frequency modulator that modulates a control signal. A cable conductor that is used to provide phantom power also conveys a frequency-modulated control signal. ...
04/08/2008
7349547Noise masking communications apparatus
A communications headset with a movable microphone boom that extends to different distances from the mouth, where the movement of the boom operates electrical, mechanical or acoustic means to adjust the transmit and/or receive sensitivity of the headset. ...
03/25/2008
7319768Hearing aid and method for the detection and automatic selection of an input signal
A method for detecting and automatically selecting an input signal in a hearing aid in which at least two analog input signals are available, comprises the steps of analyzing the analog input signals and detecting, for each analog ...
01/15/2008
7317808Microphone
The invention is directed to a microphone, particularly a microphone of the kind used in theaters or in television studios, preferably a wireless microphone. It is known to provide marking in the form of a microphone cap or a colored adhesive tape at the end of the ...
01/08/2008
7317804Sound collecting device minimizing electrical noise
A sound collecting device is provided which is designed to minimize adverse effects on an output caused by exposure of an electroacoustic transducer to the air. The device includes an electroacoustic transducer and a vibrating circuit. The transducer is exposed to t...
01/08/2008
7313243Sound pickup method and system with sound source tracking
A sound pickup system includes a sound source tracking device that is operable to obtain distance and direction values of a target sound source relative to the sound source tracking device, and that determines nearest and farthest ones of a plurality of microphones ...
12/25/2007
7305095System and process for locating a speaker using 360 degree sound source localization
A system and process is described for estimating the location of a speaker using signals output by a microphone array characterized by multiple pairs of audio sensors. The location of a speaker is estimated by first determining whether the signal data contains human...
12/04/2007
7283850Method and apparatus for multi-sensory speech enhancement on a mobile device
A mobile device includes an air conduction microphone and an alternative sensor that provides an alternative sensor signal indicative of speech. A communication interface permits the mobile device to communicate directly with other mobile devices. ...
10/16/2007
7266204Rearview mirror assemblies incorporating hands-free telephone components
The rearview assembly of the present invention may include any one or more of the following: a housing for attaching to the vehicle, the housing may define an interior space that is acoustically separated into at least two chambers; a first speaker that may be locat...
09/04/2007
7259627True differential microphone amplifier
A differential amplifier circuit which amplifies a signal developed by a signal generating device when coupled between first and second input nodes and provides an amplified differential signal at first and second output nodes. First and second current sources sourc...
08/21/2007
7254241System and process for robust sound source localization
A system and process for finding the location of a sound source using direct approaches having weighting factors that mitigate the effect of both correlated and reverberation noise is presented. When more than two microphones are used, the traditional time-delay-of-...
08/07/2007
7245728Microphone for hearing aid and communications applications having switchable polar and frequency response characteristics
A microphone assembly generally for hearing aid and communications applications is disclosed. The microphone assembly operates in both directional and non-directional or omni-directional modes. The microphone assembly has front and rear sound inlet tubes, and an act...
07/17/2007
7230178Handy musical instrument responsive to grip action
In a music system, an input unit is manipulated for inputting a signal representative of a performance operation amount rendered by a performer, and an output unit is provided for outputting a music sound in response to the signal fed from the input unit. The input ...
06/12/2007
7197153Microphone stand
The invention is based on the idea of separating the microphone unit and the wireless transmitter device from wireless microphones and to connect the wireless transmitter device to a microphone stand. Accordingly, a microphone stand comprises a first XLR audio conne...
03/27/2007
7171008Reducing noise in audio systems
Two or more microphones receive acoustic signals and generate audio signals that are processed to determine what portion of the audio signals result from (i) incoherence between the audio signals and/or (ii) audio-signal sources having propagation speeds different f...
01/30/2007
7169998Sound generation device and sound generation program
A sound generation device is composed of a main unit and a game cartridge storing a sound generation program. The game cartridge includes an XY-axes acceleration sensor for detecting a tilt in two respective directions of a game device housing. When a button of the ...
01/30/2007
7167733Portable telephone with detachable earphone and microphone modules
A portable telephone (10) includes comprises a main body (11), a detachable member (12), a data transmission cable (13), and a spring biased spool (20). The detachable member includes an earphone module (121), a microphone m...
01/23/2007
7162041Noise canceling microphone with acoustically tuned ports
Certain embodiments of a noise canceling microphone with acoustically tuned ports are disclosed herein. In one aspect of the invention, the noise canceling microphone may comprise a housing, a transducer for converting received energy received into electrical signal...
01/09/2007
7158645Orthogonal circular microphone array system and method for detecting three-dimensional direction of sound source using the same
Provided are an orthogonal circular microphone array system for detecting a three-dimensional direction of a sound source, the system comprising a directional microphone which receives a speech signal from the sound source, a first microphone array in which a predet...
01/02/2007
7149317CMOS high impedance circuit
A high impedance circuit includes a diode-connected MOSFET circuit. This circuit may be used in a buffer amplifier of a hearing aid microphone, coupled across an input of the buffer amplifier and providing a high input impedance. ...
12/12/2006
7149691System and method for remotely experiencing a virtual environment
A virtual environment system includes an acoustic localizer for detecting the location of sound sources in a local environment, a user data I/O device, a remote data I/O device in a remote world, and a system controller in data communication with the acoustic locali...
12/12/2006
7130705System and method for microphone gain adjust based on speaker orientation
A system and method for automatically adjusting the gain of an audio system as a speaker's head moves relative to a microphone includes using a video of the speaker to determine an orientation of the speaker's head relative to the microphone and, hence, a gain adjus...
10/31/2006
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