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7627128 |
Methods of calibrating tone-based communications systems
Electronic devices and accessories such as headsets for electronic devices are provided. A microphone may be included in an accessory to capture sound for an associated electronic device. Buttons...
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7623669 |
Simplified amplifier providing sharing of music with enhanced spatial presence through multiple headphone jacks
A personal listening device used in connection with the amplification of signals for enhancing the perceived quality and ambiance of sound heard by listener using stereo headphones or small speaker...
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7623667 |
Electronic device accessory with ultrasonic tone generator
Electronic devices and accessories such as headsets for electronic devices are provided. A microphone may be included in an accessory to capture sound for an associated electronic device. Buttons...
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7616769 |
Variable and shiftable acoustic output signal limiter
Systems and methods for variably and/or shiftably limiting signal output are disclosed. The system may include an attenuation circuit having an attenuation network activated by a source signal...
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7616767 |
Method and device for determining acoustical transfer impedance
The method comprises generating an acoustical volume velocity Q in the listening position, measuring a response quantity p, such as sound or vibration, at a suspected source position resulting from...
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7564966 |
Recognition of audio device in portable terminal
A portable terminal includes a jack interface for connecting an audio device thereto, a converter for converting an impedance of each of the poles, that correspond to a LEFT, RIGHT channel, and...
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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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7502478 |
Stereo audio headset interface and method that is compatible with mono headsets
A stereo headset interface that is compatible with mono for an audio playback device. A load in series between an audio output from a stereo headset driver and a ground of a mono headset plug...
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7496387 |
Wireless headset for use in speech recognition environment
A headset for communication with a device is configured for processing audio signals captured by the headset to detect user speech and transmitting, to the device, sampled representations of the...
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7493079 |
Mobile terminal, method for recording/reproducing broadcast in mobile terminal, and broadcast recording/reproduction program
To provide a mobile terminal having a broadcast receiving function, wherein even when reception of an incoming call or start of a call interrupts playback of a broadcast being received, all...
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7474754 |
Method for canceling unwanted loudspeaker signals
In a method for canceling unwanted signals from at least one external sound source, such as a loudspeaker, by means of headphones provided with microphones, at least known sound signals from the at...
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7466838 |
Electroacoustic devices with noise-reducing capability
New and improved electroacoustic devices each including at least one transducer assembly having one or more microphones typically mounted on a baffle plate and disposed in substantially the same...
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7460676 |
Headphone driving circuit
This invention may provide a headphone driving circuit needless of coupling condenser even if the power supply supplies a single output voltage. The headphone driving circuit comprises (1) a first...
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7450726 |
Headset detector in a device generating audio signals
A detector circuit detects whether a headset is present (inserted) in a jack by measuring the impedance between the connection points of the jack. The detector circuit further determines the...
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7430300 |
Sound production systems and methods for providing sound inside a headgear unit
Methods for generating a directional sound environment include providing a headgear unit having a plurality of microphones thereon. A sound signal is detected from the plurality of microphones. A...
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7418103 |
System and method for controlling states of a device
A system and method for automatically changing a state of a device coupled to a headphone device is provided. The system comprises a means for detecting if at least one earpiece of the headphone...
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7412070 |
Headphoning
A noise reducing headset has one or more of the following features: (a) pair of earcups each seated in a yoke assembly mechanically coupled by a headband enclosing a flat spring formed with a slot...
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7409064 |
Music reproduction apparatus, audio player, and headphone
A music reproduction apparatus comprises an audio player and a headphone. The audio player comprises a circular main body, a display panel provided at a front face of the main body, an operating...
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7388960 |
Multimedia speaker headphone
A multimedia speaker headphone has a headband, two ear-covers and a control and transmission device. The ear-covers are mounted pivotally on the headband and each ear-cover has an earphone speaker...
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7373182 |
Wireless mobile phone including a headset
A wireless mobile phone is provided with an input-output interface and an output interface. The input-output interface may be employed singularly to facilitate removable attachment of a telephony...
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7367422 |
System and method for providing passive noise reduction
A passive noise reduction apparatus has a headset with at least one ear cup attached to the headset, the ear cup having an ear side and a shell side. An inner shell, having a cup side and an outer...
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7356362 |
Headset structure with built-in audio source
A headset having a built-in audio source and cable management mechanism is disclosed herein. The headset is composed of two loop-style earpieces and a cable connecting the two earpieces. One...
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7352871 |
Apparatus for communication and reconnaissance coupled with protection of the auditory system
A method and apparatus are disclosed for listening to ambient sounds, engage in face-to-face communication, listen to and transmit voice communications, while also protecting the auditory system...
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7349546 |
System and method for identifying a headset type in an electrical device
A system and method are presented for identifying, in an electrical device having an audio interface port, a headset type. The system includes a microcontroller logic unit with an output, connected...
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7346175 |
System and apparatus for speech communication and speech recognition
A headset system is proposed including a headset unit to be worn by a user and having two or more microphones, and a base unit in wireless communication with the headset. Signals received from the...
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7337027 |
Audio signal reproducing apparatus
A small-sized audio signal reproducing apparatus for hearing reproduced audio signals with the aid of a headphone is disclosed. Digitized and compression encoded audio signals, stored in a...
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7333622 |
Dynamic binaural sound capture and reproduction
A new approach to capturing and reproducing either live or recorded three-dimensional sound is described. Called MTB for “Motion-Tracked Binaural,” the method employs several microphones, a...
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7327850 |
Supplying electrical power
A power supply includes a battery source supplying power and a voltage converter circuit. The voltage converter circuit converts the power to the input voltage supplied to other circuitry. The...
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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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7317802 |
Active-noise-reduction headsets with front-cavity venting
Active-noise-reduction (ANR) headsets protect the hearing of their users from loud persistent noises, such as airplane engines and construction equipment. These headsets generally include ear...
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7299142 |
System and method for prevention of accidental activation of portable audio device
A system and method are provided for preventing battery rundown. The system includes an output device for presenting a media data stream, a communication port for linking to the output device, and...
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7283635 |
Headset with memory
A headset having a built-in memory to store parameter settings relating to headset performance characteristics such as headphone(s) and/or microphone performance characteristics. The performance...
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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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7269446 |
Hands-free signal processing device in a mobile communication terminal
Disclosed is a hands-free signal processing device in a mobile communication terminal. More particularly, disclosed is a hands-free signal processing device in a mobile communication terminal,...
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7260231 |
Multi-channel audio panel
A method and apparatus for providing improved intelligibility of contemporaneously perceived audio signals. Differentiation cues are added to monaural audio signals to allow a listener to more...
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7254415 |
Portable wireless terminal, method of outputting sound, and method of picking up sound
A portable wireless terminal provides a signal output circuit for outputting an audio signal to a speaker or to earphones from an earphone jack via a plug, and a controller for controlling the...
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7251335 |
Self contained MP3 player and earphones
A headset containing 2 earphones is described. The headset includes an anti-noise circuit, a radio system circuit, and a sound collection circuit for providing an anti-noise capability. One of the...
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7248707 |
Detection circuit
A plug detection circuit. The detected circuit is disposed in an electronics device with an earphone jack, accepting plugs with a plurality of conductive rings. The detection circuit has a...
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7248705 |
Noise reducing headphones with sound conditioning
A headphone set has a pair of headphone assemblies for engagement over the ears, each with a cushion and an active noise reduction circuit for reducing noise. A sound conditioning circuit stores...
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7231037 |
Active audio compressing in telecommunication
An output reducing system for a telephone system, e.g., implemented in a headset, includes an input line and an output line, wherein the input line transmits an incoming signal to an output...
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7227958 |
Connector device for detecting insertion or removal of plug from common jack
A connector device includes a common jack connected to a first information-handling apparatus and a plug connected to a second information-handling apparatus. The plug is adapted for insertion into...
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7203327 |
Apparatus for and method of processing audio signal
A number (M) of sound source signals T 1 , T 2 , T 3 , T 4 , each having at least one information element of position information, movement information and localization information, are synthesized...
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7190797 |
Headset with foldable noise canceling and omnidirectional dual-mode boom
A telephone headset utilizing a foldable microphone boom that is operable in both noise canceling and omnidirectional modes is disclosed. The headset generally comprises a main body, a boom...
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7181024 |
Portable audio listening apparatus
A portable audio listening apparatus includes, for example, a portable audio playback apparatus serving as a portable transmission apparatus and a headphone serving as a portable receiving...
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7177433 |
Method of improving the audibility of sound from a loudspeaker located close to an ear
A method and apparatus for improving the audibility of sound from a loudspeaker located close to an ear, comprises the steps of detecting ambient acoustic noise arriving from other sound sources...
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7174196 |
Implement for mobile phone
A mobile phone implement is capable of hearing a voice from the mobile phone or communicating with the ear and capable of easily loading and unloading the earphone and the cord. The mobile phone...
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7162047 |
Audio reproducing apparatus
In an audio reproducing apparatus, first and second filters convolute impulse responses corresponding to transfer functions from a position where a right-hand sound source is located to the right...
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7151910 |
Wireless microphone information displaying apparatus and method thereof
The wireless microphone information displaying apparatus comprise a plurality of wireless microphones having information respectively assigned thereto, a wireless microphone supporting device...
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7149551 |
Wireless headset capable of automatic link connection and method for controlling the same
A wireless headset includes a microphone supporting member having a microphone installed therein and being able to be folded to or unfolded from the main body of the wireless headset, and a sensing...
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7120260 |
Jack circuit and portable type electronic apparatus and telephone set using the same
In a jack circuit, in which either positive pole side terminals or negative pole side terminals of connection terminals for a microphone and of connection terminals of an output stage amplifier for...
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