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Match Document Document Title
8184838 Custom-fit hearing device kit and method of use  
A kit for preparing a custom-fit ear protection molding is provided having a first container containing a compliant material and a second container containing a hardening agent such that when the...
8175282 Method of evaluating perception intensity of an audio signal and a method of controlling an input audio signal on the basis of the evaluation  
Method of evaluating perception intensity of an audio input signal (IS) comprising the steps of receiving the audio input signal (IS), estimating a time variant distribution function (TVDF) on the...
8150048 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 device. The soundproof device is...
8150043 Sound pressure level monitoring and notification system  
Methods of acoustic dose monitoring and acoustic dose systems are provided. An acoustic dose system includes a first device configured to measure sound pressure levels directed to an ear drum and a...
8144891 Earphone set  
An earphone set includes a main device having a digital signal processor, and an earplug has an external microphone and a speaker electrically connected with the digital signal processor...
8130971 Manually switching dual-mode hearing protector  
A manually switching dual-mode hearing protector including an active hearing protection device that does not only provide for acoustic attenuation of ambient sound in order to protect hearing of a...
8130995 Earpiece device with microphone  
An earpiece device includes a housing having a sound output portion, a speaker and a microphone. The speaker disposed in the housing includes a diaphragm and a sound transmitting hole. The...
8107638 Semi-insert hearing protector having a helmholtz-type resonator  
A semi-insert hearing protector includes a thin-walled enclosure sized substantially to that of the outer ear of a wearer, the enclosure being made from a rigid or semi-rigid material and secured...
8103014 Hearing protector for use in magnetic resonance systems  
The invention relates to a hearing protector for use in magnetic resonance systems. The hearing protector comprises a pad that is to be inserted in the ear and is provided on an adapter. A sound...
8094859 Dipole antenna device, earphone antenna device, and wireless communication terminal device connected to the device  
An earphone antenna device operable to be connected with a wireless communication terminal device includes: earphone cables, connected with earphone sections, respectively, for supplying audio...
8085942 Audio apparatus and method for use in proximity to a magnetic resonance imaging system  
An apparatus and method for presenting high-quality auditory stimuli, receiving patient communication and providing noise cancellation within the environment of magnetic resonance imaging...
8077872 Headset visual feedback system  
A visual feedback system that activates a visual display when the sound pressure level from a headset attached to the system exceeds a preset level is provided, along with a method of using the...
8073154 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...
8054985 Low sound attenuating hearing protection device with filter arrangement  
A hearing protection device including a sound attenuating portion configured to be disposed within an ear canal of a user to obstruct a passage of sound, a channel formed through the sound...
8045726 Noise-cancelling headphone  
A noise-cancelling headphone includes a cancel signal generator that receives ambient noise via an electro-acoustic transducer and generates and outputs a cancel signal eliminating the noise and a...
8031878 Electronic interfacing with a head-mounted device  
Power is delivered from a power source in a head-mounted device to a separate accessory that is coupled to the head-mounted device. Power and signals are delivered on a common conductor that...
7986791 Method and system for automatically muting headphones  
The illustrative embodiments provide a method and system for automatically muting a headphone. The headphone detects a sound external to the headphone. A volume threshold and a frequency threshold...
7983427 Method and apparatus for conserving battery power  
A method of conserving battery power includes providing an electrical conductor that is connectable between an audio source and an accessory of the audio source. The conductor is capable of...
7978861 Method and apparatus for continuous noise exposure monitoring  
A method for continuously monitoring noise exposure level of a person via measuring sound level within an ear canal of the person using a sound measurement means linked to a sound level recording...
7891360 Earplug and manufacturing method  
An earplug that includes a piezoelectric element that converts electrical signals into oscillations; and a deformable material of which at least one segment is insertable into an external auditory...
RE42093 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...
7817803 Methods and devices for hearing damage notification and intervention  
At least one exemplary embodiment is directed to a method of monitoring hearing health comprising: measuring a first acoustic sound pressure level due to an ambient audio signal; measuring a second...
7804964 Device for protecting the hearing from loud MRT sounds  
Device for protecting the hearing from loud MRT sounds Device for protecting the hearing from loud MRT sounds, with a protective sound generating device linked to the MRT electronics for generating...
7783056 Earplug  
Earplug comprising a plug member for blocking a man's ear canal, said plug member comprising at least one acoustic channel for channeling incoming acoustic energy to said man's ear. According to...
7715572 Custom-fit hearing device kit and method of use  
A kit for preparing a custom-fit ear protection molding is provided having a first container containing a compliant material and a second container containing a hardening agent such that when the...
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...
7512243 Hearing protection earplug with a movable attenuation button, method for manufacturing the same and use of the same  
The invention relates to a hearing protection earplug comprising a shell (12) for being worn at least in part in the ear canal of a user, the shell having a sound passage (1016, 1036) extending...
7489785 Noise cancellation system and headphone therefor  
A noise cancellation system includes a headphone having a sound transducer and a headphone speaker. Noise cancellation circuitry is provided remote from the headphone and supplies the headphone...
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...
7401519 System for monitoring exposure to impulse noise  
In one embodiment, a system for monitoring exposure to impulse noise includes a sound-sensing device, such as a microphone or other type of pressure transducer, operable to sense impulse noise, and...
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...
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...
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...
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...
7308106 System and method for optimized active controller design in an ANR system  
A tailored active noise control design method is presented that provides for improved noise attenuation performance for each individual user and improved hearing protection in a specified noise...
7289636 Electronic earplug for monitoring and reducing wideband noise at the tympanic membrane  
An electronic earplug for wideband control of pressures at the tympanic membrane is presented. A unique methodology of determining effective component placement inside an earplug that provides...
7248706 Audio-signal detecting device  
An audio-signal detecting device to be disposed in a user's earmuffs for protecting his eardrums against noise of high-decibel level is comprised of a receiving unit, a first audio-signal...
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...
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...
7151835 Personal noise monitoring apparatus and method  
The present invention relates to a method, system and device for monitoring noise received by individuals operating in noisy environments. The device comprises a substantially credit card size...
7110551 Adaptive personal active noise reduction system  
An improved active noise reduction system which has a transducer, an electro-acoustic sensing means including adjacent to the transducer, an attenuation means with electro-acoustic sensing means to...
7103188 Variable gain active noise cancelling system with improved residual noise sensing  
An active noise cancellation system includes a series of features for more effective cancellation, greater reliability, and improved stability. A particular feature adapted for headset systems...
7054450 Method and system for ensuring audio safety  
The invention concerns a method (200) and a system (100) for ensuring audio safety in an audio device (110). The system includes a processor (112), a sensor (116), an analog safety circuit (114)...
7039195 Ear terminal  
Ear terminal comprising a sealing section (2) for arrangement in the meatus (3) of a human, comprising: an inner microphone (M2) having a sound inlet (S2) for being directed, directed into the...
7006650 Device for attenuating sound on the human ear  
A device for attenuating sound on the human ear, especially for preventing sleep disturbances caused by noise and other sounds. The device for attenuating sound has good damping properties and also...
7003123 Volume regulating and monitoring system  
A volume controlling system and method for regulating the output volume of a headset in order to protect the hearing ability of a user. The system includes a volume sensor/controller for monitoring...
6961436 Noise-protecting arrangement for ear protector  
A noise-protecting arrangement for ear protector includes an audio-frequency receiving unit, a first audio-frequency amplifying unit, a volume control amplifying unit, a current amplifying unit, a...
6831984 Noise reducing  
A module adapted for use in a noise reduction headset earcup has an enclosure having walls separating an interior of the enclosure from an exterior of the enclosure outside the earcup. There is a...
6826287 Earmuff with controlled leak  
An acoustic earmuff device is provided comprising a rigid cup, including inner and outer surfaces, a sound channel means disposed through said cup shaped portion, and a plate means operatively...
6801629 Protective hearing devices with multi-band automatic amplitude control and active noise attenuation  
A noise attenuating system includes a core portion adapted to actively filter sound waves into various bands, passing only those bands corresponding to safe amplitude sounds to a wearer's ear...
Matches 1 - 50 out of 138 1 2 3 >