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2437results about "Headphones for stereophonic communication" patented technology

System and method for improving speech recognition accuracy in a work environment

Apparatus and method that improves speech recognition accuracy, by monitoring the position of a user's headset-mounted speech microphone, and prompting the user to reconfigure the speech microphone's orientation if required. A microprocessor or other application specific integrated circuit provides a mechanism for comparing the relative transit times between a user's voice, a primary speech microphone, and a secondary compliance microphone. The difference in transit times may be used to determine if the speech microphone is placed in an appropriate proximity to the user's mouth. If required, the user is automatically prompted to reposition the speech microphone.
Owner:VOCOLLECT

Headband variable stiffness

A method and apparatus are provided for allowing a user to change the stiffness of their headband, thus changing the clamping force of the headset. The section properties of the headband equivalent spring, which is a cantilevered beam, are changed by engaging a secondary spring, which is also a shorter cantilevered beam. The change is achieved by manipulating the effective length of the secondary spring, which can be accomplished with a set of clamps. Thus, the stiffness of the headband can be modified to the desire of the user.
Owner:VOCOLLECT

Personalized headphone virtualization

A listener can experience the sound of virtual loudspeakers over headphones with a level of realism that is difficult to distinguish from the real loudspeaker experience. Sets of personalized room impulse responses (PRIRs) are acquired for the loudspeaker sound sources over a limited number of listener head positions. The PRIRs are then used to transform an audio signal for the loudspeakers into a virtualized output for the headphones. Basing the transformation on the listener's head position, the system can adjust the transformation so that the virtual loudspeakers appear not to move as the listener moves the head.
Owner:SMYTH RES

Noise cancellation system for active headsets

An active headset system is provided with compatibility with existing socket configurations in a way that minimizes the number of electrical connections. The number of connections between the active headset and the remote noise cancellation circuitry is reduced through the use of a common contact, having a controlled impedance, that serves as an input connection to corresponding terminals of the two earphones of the active headset. According to another aspect of the present invention, the transients associated with plugging in or unplugging stereo jack plugs or up to a seven pin connector into an active headset may be overcome by a transient detector in the noise cancellation circuitry. Yet another aspect of the present invention concerns the powering of the noise cancellation circuitry whether the noise cancellation circuitry is placed inside the active headset or at least partially internal to a remote external device.
Owner:NCT GROUP

Wireless interactive headset

A wearable wireless audio device includes a support, an electronics circuit, and a speaker. The support includes a first ear stem and an orbital, and is configured to support at least one lens in a wearer's field of view. The electronics circuit is supported by the support and is configured to receive at least one digital audio file and generate an audio signal indicative of the at least one digital audio file. The speaker is supported by the support, and is directed toward at least one of the wearer's ears. The speaker is configured to convert the audio signal into sound. The speaker has a speaker face, and the speaker is configured to rotate from a first position in which the speaker face is substantially parallel to a yz-plane to a second position in which the speaker is inclined at an angle with respect to the yz-plane. The speaker is coupled to the support with a speaker pivot, and is configured to rotate about the speaker pivot while maintaining the speaker face substantially parallel to a yz-plane. The speaker is configured to move along an axis substantially parallel to a z-axis with respect to the support.
Owner:OAKLEY INC

Touch sensor for controlling eyewear

Capacitive touch sensors are integrated with a head-mounted display (HMD) device or other video eyewear devices to create a more reliable and more intuitive user interface. The sensors, which may be implemented as an array, control various aspects of a left and right channel multimedia presentation, such as interpupillary distance or stereoscopic convergence, brightness, volume, or power mode.
Owner:KOPIN CORPORATION

Wireless headphones with selective connection to auxiliary audio devices and a cellular telephone

An apparatus comprising a pair of headphones which have selective port connections formed in their housings allowing connection with an auxiliary audio appliances such as an AM / FM radio, CD player, cassette players, MP3 player as well as a cellular telephone. The apparatus specifically has one port for connection to a cellular telephone which is connected to a switching circuit which when activated by the occurrence a telephonic connection interrupts the audio from the auxiliary audio appliance.
Owner:RESHEFSKY MARC ALAN

Audio spatialization and environment simulation

InactiveUS20090046864A1Accurate audio spatializationAccurate transfer functionHeadphones for stereophonic communicationStereophonic circuit arrangementsSound sourcesTime segment
A method and apparatus for processing an audio sound source to create four-dimensional spatialized sound. A virtual sound source may be moved along a path in three-dimensional space over a specified time period to achieve four-dimensional sound localization. A binaural filter for a desired spatial point is applied to the audio waveform to yield a spatialized waveform that, when the spatialized waveform is played from a pair of speakers, the sound appears to emanate from the chosen spatial point instead of the speakers. A binaural filter for a spatial point is simulated by interpolating nearest neighbor binaural filters chosen from a plurality of pre-defined binaural filters. The audio waveform may be processed digitally in overlapping blocks of data using a Short-Time Fourier transform. The localized sound may be further processed for Doppler shift and room simulation.
Owner:GENAUDIO

Headphone

A headphone has a headband and two earpieces each connected to the headband so as to be pivotable relative thereto. When assuming a Cartesian coordinate system having a Z plane that is a symmetry plane of the headphone, having a Y plane that is positioned perpendicularly to the Z plane and extends through a center of the headband, and having an X plane that is positioned perpendicularly to the Z and Y planes at any desired height, a pivot axis is provided between the headband and the earpiece, respectively, wherein the pivot axis is positioned at an angle of at least 10° relative to the X, Y, and Z planes, respectively.
Owner:AKG ACOUSTICS

Earpiece/microphone (headset) servicing multiple incoming audio streams

The present invention provides a modular wireless headset with which to service multiple incoming audio streams. This modular wireless headset includes a wireless microphone and wireless earpiece. The wireless earpiece may exchange radio frequency (RF) signals with a base unit and render content contained within the exchanged RF signals to a user. This wireless earpiece further includes a wireless interface, a processor, a speaker, a user interface, and an authentication module. The wireless interface allows the earpiece to wirelessly communicate with the base unit. The processor recovers communications exchanged with the base unit that the speaker then renders audible. A user interface coupled to the processor may alert the user to any additional incoming audio communications. Having received the alert, the user may select between the communications. The authentication module allows the wireless earpiece and microphone to pair (forming the modular wireless headset) and register the headset with the base unit.
Owner:AVAGO TECH INT SALES PTE LTD

System and method for securing headphone transducers

A system for securing headphone transducers is provided. In one aspect of the present invention, the system comprises a first transducer device having a first mechanical housing, which has an outer surface and an inner surface. A first coupling device is affixed to the outer surface of the first mechanical housing of the first transducer device. A second transducer device has a second mechanical housing, which has an outer surface and an inner surface. A second coupling device is affixed to the outer surface of the second mechanical housing of the second transducer device. The first coupling device is coupled to the second coupling device when in close proximity to each other, such that the inner surfaces of the first and second mechanical devices are opposed to each other.
Owner:KADDAN ENTERTAINMENT

Headsets and Headset Power Management

The invention relates to an energy saving headset that comprises a power management unit operable to reduce the power consumption of the headset when a user is not present. The power management unit uses capacitive sensing to detect the presence of the user. Capacitive sensing is advantageous since it provides a flexible and reliable sensor that can accurately detect the presence or absence of a user either by detecting user proximity or user contact. Moreover, in various embodiments, the sensitivity of a capacitive sensor may be adjusted to account for user movement or changes in environmental conditions, such as, for example, the presence of water, or sweat, on the headset to further improve sensing reliability. The invention further relates to headsets using user presence signals based on capacitive sensing to control other functions of the headset or to control external devices to which the headset is connected, either wirelessly or by wires.
Owner:ATMEL CORP

Apparatus and method for detecting sound

An apparatus for detecting sound includes a plurality of microphones, a sound inspecting unit, a direction estimating unit, a background noise removing unit, and an alerting unit. The microphones are used to collect sounds around a user. The sound inspecting unit is used to calculate the feature values of a background noise within a preset time interval, and to determine if a latest collected sound satisfies a preset condition. When the preset condition is satisfied, the direction estimating unit is used to estimate the occurrence direction of the latest collected sound, and to determine if the occurrence direction is within a preset range behind the user. When the preset range is satisfied, the background noise removing unit is used to remove the background noise in the latest collected sound so as to obtain a detected sound. The alerting unit is used to inform the user of the detected sound via an alert message. A method for detecting sound is also disclosed.
Owner:PANASONIC CORP

Gaming headset with programmable audio paths

A headset having game, chat and microphone audio signals is provided with a programmable signal processor for individually modifying the audio signals and a memory configured to store a plurality of user-selectable signal-processing parameter settings that determine the manner in which the audio signals will be altered by the signal processor. The parameter settings collectively form a preset, and one or more user-operable controls can select and activate a preset from the plurality of presets stored in memory. The parameters stored in the selected preset can be loaded into the signal processor such that the sound characteristics of the audio paths are modified in accordance with the parameter settings in the selected preset.
Owner:VOYETRA TURTLE BEACH

Method for autonomously monitoring and reporting sound pressure level (SPL) exposure for a user of a communication device

A method for monitoring and reporting sound pressure level exposure for a user of a first communication device (104) is implemented in one embodiment when the device measures a sound pressure level (SPL) of the surrounding environment. The device stores at least the SPL measurement in a memory, producing an SPL exposure record, and displays a visual representation of the SPL exposure record on a display screen (212). In another embodiment, the SPL is measured by a second communication device (102) and combined with a known SPL for an output audio transducer (306) of the second device, producing a user sound exposure level. The user sound exposure level is transmitted to the first communication device. The user is notified when the user sound exposure level exceeds a predetermined threshold. A server (112) may also be used to track SPLs over time and recommend corrective action when exposure limits are exceeded.
Owner:GOOGLE TECH HLDG LLC

Connectors designed for ease of use

Headset connector systems and headset engaging connector systems are provided. Headset connector systems can include two or more headset connector contact regions. Headset engaging connector systems can include two or more headset engaging contact regions to provide at least one of power and data. The headset connector system or the headset engaging connector system can include switching circuitry electrically coupled to the respective contact regions. The switching circuitry can be operative to determine an interface orientation between the headset connector contact regions and the headset engaging contact regions. The switching circuitry can also be operative to selectively route received signals based on the determined interface orientation. At least a portion of the headset connector system or the headset engaging connector system can be magnetically attractive.
Owner:APPLE INC

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 device is activated or deactivated. Based on an activation state or a change in an activation state of the at least one earpiece, a state change may occur in the device. The state change is determined by a preset of a control module.
Owner:SONY COMPUTER ENTERTAINMENT INC

Weather resistant sound attenuating modular communications headset

A weather resistant sound attenuating communications headset of modular construction includes two ear cup modules, a microphone boom module, a head band module, a headband cable module, and a termination cable module. The modular construction allows easy replacement of modules as well as selected components of the modules under field conditions without the need for tools. Replaceable water resistant thin film membranes are employed to provide weather protection as well as hygienic protection for the microphone, speaker and amplification electronics. The thin film membranes which cover areas which come into intimate contact with the wearer are easily replaceable under field conditions. Thus a headset that is shared by more than one user can be hygienically cleansed by simple replacement of the microphone and ear cup membranes.
Owner:COMPREHENSIVE TECHN SOLUTIIONS

Wireless stereo headset

Systems and methods for a wireless stereo headset are disclosed. The system generally includes a first headset component and a second headset component. Both the first headset component and the second headset component may be wireless devices.
Owner:PLANTRONICS

Audio headset

An audio headset usable for conducting a voice call through a phone, and for playing audio, such as music, from a streaming audio device, by means of a speaker. The headset comprises a signal transceiver, wirelessly connectable to a plurality of devices, including a voice call device and an audio device. A control unit in the headset can be controlled by means of a switch, which is operable to selectively set the control unit to a single point connection setting, in which only audio signals received from a first device are relayed to the speaker, or to a multiple point connection setting, in which audio signals received from the first device or from a second device are relayed to the speaker. The first device is typically a mobile phone, and priority is preferably always given to voice call signals from mobile phone even in the multipoint connection setting.
Owner:SONY CORP

Detecting stereo and mono headset devices

The present invention includes apparatuses and methods comprising a means for detecting the presence of speakers and microphones coupled to a portable multi-function device (such as Apple's iPhone™). In response, a portable multi-function device can adapt its output depending on the nature of the coupled headset device. In particular, a portable multi-function device containing the present invention can, upon detecting only one speaker in a coupled headset accessory device, combine the multiple channels of a stereo audio signal into a single mono audio signal. Likewise, a portable multi-function device containing the present invention can alert users to the absence of a coupled microphone.
Owner:APPLE INC

Activity monitoring & directing system

A system for monitoring and directing athletic or other physical activities is disclosed. In one embodiment of the invention, a headset worn by an athlete includes one or more sensors, a microprocessor, a non-volatile memory and a communication link. The athlete's headset receives and transmits signals to a coach while the athlete is performing an activity. In this embodiment, the present invention provides coordinated audio streams to the athlete during his / her activity and training. In one implementation, the system coordinates audio for entertainment (such as music), audio expression of real-time performance information (such as count of laps, heart rate, etc.), optional pre-planned activity instructions and interrupt audio such as a coach's advice / instruction, or cell phone messages. In this implementation, the system records the output of the performance sensors for later analysis and allows for real-time display of the data for the coach. In one implementation, the system includes a underwater communication link for communication with a swimmer while in the water.
Owner:ZONAAR
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