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Class 381/321 - Wideband gain control


Subclass of Class 381 - Electrical audio signal processing systems and devices
Definition: Subject matter having a circuit to regulate the amplitude
No. of applications: 62
Last issue date: 02/09/2012


1    
Application No.Application TitleIssue Date
20120033838HEARING INSTRUMENT WITH MECHANICAL AND REMOTE-CONTROLLABLE VOLUME ADJUSTMENT
A hearing instrument, e.g. a hearing aid, has a mechanical, manually actuated volume setting element and also remote control volume adjustment. The volume setting element is a control dial with a fixed assignment of the respective rotational position to a respective vol...
02/09/2012
20110268301HEARING AID AND A METHOD OF DETECTING AND ATTENUATING TRANSIENTS
A hearing aid has means (15) for detecting fast transients in the input signal and means (16, 12, 13) for attenuating the detected transients prior to presenting the signal with the attenuated transients to a user. Detection is performed by measuring the p...
11/03/2011
20110255722HEARING INSTRUMENT CONFIGURED FOR WIRELESS COMMUNICATION IN BURSTS AND A METHOD OF SUPPLYING POWER TO SUCH
A hearing instrument configured to receive power from an energy source, the energy having an output voltage, the hearing instrument includes an analog-to-digital converter for conversion of an input audio signal to a digital input signal, a digital signal processor for ...
10/20/2011
20110235834HEARING AID DEVICE WITH A VOLUME CONTROL
A hearing aid is described. The hearing aid includes a control surface and a control element. The hearing aid further includes a plurality of components in addition to the control surface and the control element. A portion of the control surface is configured to engage ...
09/29/2011
20110216927Hearing System
A hearing system for use by a user is presented. The hearing system includes an external portion for placement external the user. The external portion includes a sound processing unit for providing amplified acoustic sound to an ear of the user. The hearing system furth...
09/08/2011
20110216929APPARATUS AND METHOD FOR OUTPUTTING SOUND IN MOBILE TERMINAL
An apparatus and method for outputting a sound with Hearing Aids Compatibility (HAC) in a mobile terminal. The sound output apparatus includes a modem chip including a first amplifier amplifying and transferring an electric signal to a switch, a switch that selectively ...
09/08/2011
20110201393ELECTRONIC DEVICE INCLUDING AUTOMATIC GAIN ADJUSTMENT FOR HEARING AID COMPATIBILITY
In some aspects, a portable electronic device having a slidable upper housing and rear housing movable between an open position and a closed position, and a gain adjustment module. The gain adjustment module reduces the RF energy produced by the portable electronic devi...
08/18/2011
20110188687SMALL HEARING AID
A hearing aid comprises a microelectromechanical systems microphone which receives inputs of external sound signals, converting the sound signals to analog signals, and outputting the analog signals; a hearing aid processor chip which converts the analog signals to digi...
08/04/2011
20110142273HEARING AID AND HEARING AID SYSTEM
A hearing aid that can reflect setting change of the hearing aid responsive to a sound environment by the user as intended, prevent the user from feeling inconvenience or displeasure caused by changing setting of the hearing aid, and enable the user to easily change the...
06/16/2011
20110142272HEARING ASSISTANCE SUITABILITY DETERMINING DEVICE, HEARING ASSISTANCE ADJUSTMENT SYSTEM, AND HEARING ASSISTANCE SUITABILITY DETERMINING METHOD
A hearing assistance suitability determining device (120) according to the present invention is a hearing assistance suitability determining device (120) which determines a suitability (153) of a subject for dichotic hearing assistance, and includes...
06/16/2011
20110135130METHOD FOR DESIGNING AUDIO SIGNAL PROCESSING SYSTEM FOR HEARING AID, AUDIO SIGNAL PROCESSING SYSTEM FOR HEARING AID, AND HEARING AID
A hearing aid tailored to a hard-of-hearing person is designed using sampled-data control theory. The method is for designing an audio signal processing system for a hearing aid, wherein the system comprises an AD converter for converting an analog audio input signal (y...
06/09/2011
20110135126HEARING AID, HEARING AID SYSTEM, WALKING DETECTION METHOD, AND HEARING AID METHOD
A hearing aid that analyzes a surrounding acoustic environment and automatically switches between a plurality of hearing aid processing reduces noise by limiting directionality, when the user is in a noisy outdoor location. However, in the case where directionality is l...
06/09/2011
20110091059METHOD AND APPARATUS FOR BEHIND-THE-EAR HEARING AID WITH CAPACITIVE SENSOR
Disclosed herein, among other things, are methods and apparatus for a behind-the-ear hearing aid with a capacitive sensor....
04/21/2011
20110091058METHOD AND APPARATUS FOR IN-THE-EAR HEARING AID WITH CAPACITIVE SENSOR
Disclosed herein, among other things, are methods and apparatus for an in-the-ear hearing aid with a capacitive sensor. The present subject matter includes various approaches to improved control of an in-the-ear (ITE) hearing aid with capacitive sensors. In various embo...
04/21/2011
20110081033METHOD FOR ADJUSTING AN AUDIO TRANSDUCING PROCESSOR
An audio transducing processor can be adjusted under conditions based on the subjectivity of an actual wearer and can improve the wearer's comfort. A method for adjusting an audio transducing processor provided with a cochlear implant for augmenting audition by giving a...
04/07/2011
20110075871Soft Concha Ring In-The-Ear Hearing Aid
A hearing aid has a suspension portion received in the wearer's concha bowl and an electronics portion. The suspension portion is formed of a flexible rubbery material, while the electronics portion includes a shell formed of a rigid plastic material. The suspension por...
03/31/2011
20110051964SELF-ADJUSTMENT OF A HEARING AID AND HEARING AID
The adjustment of the signal processing carried out by a hearing aid to the individual hearing loss of a user is intended to be simplified. For this purpose, a number of predefined adjustment programs, from which the user selects a suitable program by operating an opera...
03/03/2011
20110019848HEARING AID AND METHOD OF CONTROLLING VOLUME OF HEARING AID
A hearing aid (101) comprises a microphone (121) configured to convert sound into an electrical signal, a processor (105) disposed inside a main body case (102), a first volume adjuster (104) having a variable resistor, and a receiver ...
01/27/2011
20110013794METHOD FOR SOUND PROCESSING IN A HEARING AID AND A HEARING AID
A method for processing and controlling sound signals in a hearing aid is provided. The method comprises estimating a first (102) and a second (104) signal level of an electric input signal (101) based on a first (103) and a second (105
01/20/2011
20110013793VOLUME ADJUSTER AND HEARING AID WITH VOLUME ADJUSTER
A manually-actuatable volume adjuster for a hearing aid and a hearing aid with the volume adjuster are user friendly, durable, hardly prone to errors, miniaturizable and energy-saving. The adjuster includes a manually-actuatable pushbutton switch and an infrared sensor ...
01/20/2011
20100303269FITTING PROCEDURE FOR HEARING DEVICES AND CORRESPONDING HEARING DEVICE
The method for adjusting a hearing device to the hearing preferences of a user of said hearing device comprises the steps of
  • a) classifying a hearing loss of said user according to one of N pre-defin...
12/02/2010
20100266153ELECTRONICALLY COMPENSATED MICRO-SPEAKERS AND APPLICATIONS
Electronics for altering the audio frequency response of a micro-speaker without modifying the micro-speaker itself; the micro-speaker having a resonant peak region. In one embodiment the electronics includes a first circuit for flattening the frequency response curve u...
10/21/2010
20100246866Method and Apparatus for Implementing Hearing Aid with Array of Processors
A method and apparatus for operation of a hearing aid 205 with signal processing functions performed with an array processor 220. In one embodiment, a reconfiguration module 250 allows reconfiguration of the processors 220 in the field. Anoth...
09/30/2010
20100226517Behind-the-Ear Accessory Module for a Helix Hearing Instrument
The capabilities of a helix hearing instrument may expanded with a behind-the-ear accessory module. The module accommodates additional batteries and a variety of accessory functions including an external volume control....
09/09/2010
20100202642METHOD TO ESTIMATE THE SOUND PRESSURE LEVEL AT EARDRUM USING MEASUREMENTS AWAY FROM THE EARDRUM
A method for measuring sound pressure at a tympanic membrane of a wearer's ear including a high frequency range with a hearing assistance device. The hearing assistance device comprises a processor connected to a sensor in the ear canal. The device provides a measure of...
08/12/2010
20100177918Device and Method to reduce Ear Wax Clogging of Acoustic Ports, Hearing Aid Sealing System, and Feedback Reduction System
At least one exemplary embodiment that is directed to a conformal hearing aid comprising: a hearing aid body, where the hearing aid body houses a microphone and a receiver, where the microphone is positioned within the hearing aid body to measure acoustic signals from a...
07/15/2010
20100128912Logarithmic Compression Systems and Methods for Hearing Amplification
Embodiments of the invention provide an amplifier including a gain control circuit having a gain measurement circuit as part of a feedback loop. The gain measurement circuit generates an attenuated output signal, based on the gain of the amplifier circuit, which is used...
05/27/2010
20100092018METHOD FOR OPERATING A HEARING DEVICE AS WELL AS A HEARING DEVICE
In order to switch between different hearing programs to adjust to a momentary acoustic scene, a method for adjusting a hearing device, in which one of several possible hearing programs can be selected in order to adjust to a momentary acoustic scene, the method compris...
04/15/2010
20100014695METHOD FOR BIAS COMPENSATION FOR CEPSTRO-TEMPORAL SMOOTHING OF SPECTRAL FILTER GAINS
A method for modification of a cepstro-temporally smoothed gain function of a gain function resulting in a bias compensated spectral gain function is provided. The cepstro-temporal smoothing increases the quality of an enhanced output signal, as it affects only spectral...
01/21/2010
20090304215HEARING AID AND A METHOD FOR ENHANCING SPEECH INTELLIGIBILITY
A hearing aid (22) having a microphone (1), a processor (53) and an output transducer (12), is adapted for obtaining an estimate of a sound environment, determining an estimate of the speech intelligibility according to the sound environment ...
12/10/2009
20090147977HEARING AID SYSTEM COMPRISING A MATCHED FILTER AND A MEASUREMENT METHOD
The invention relates to a hearing aid system comprising an input transducer for converting an input sound signal comprising an information signal part of a known waveform and a background noise part to an electrical analogue input signal, optionally an A/D converter fo...
06/11/2009
20090022346A HEARING AID ADJUSTER
[Problems] To easily associate the parameters representing the acoustic characteristic of a hearing aid with the audibility of the hearing aid user, shorten the time for adjusting the hearing aid, and improve the accuracy of the adjustment of the parameter.

01/22/2009

20080317268METHOD AND SYSTEM OF NOISE REDUCTION IN A HEARING AID
A hearing aid (200) comprises at least one microphone (210), a signal processing means (220) and an output transducer (230). The signal processing means is adapted to receive an input signal from the microphone. The signal processing means is...
12/25/2008
20080292122HEARING AID AND METHOD OF COMPENSATION FOR DIRECT SOUND IN HEARING AIDS
A hearing aid comprises at least one microphone, a signal processing means and an output transducer, the signal processing means being adaptive to receive an input signal from the microphone, wherein the signal processing means is adapted to apply a hearing aid gain to ...
11/27/2008
20080144869METHOD AND APPARATUS FOR CONTROLLING BAND SPLIT COMPRESSORS IN A HEARING AID
In a method and hearing aid (200) for processing sound signals for hearing impaired persons by providing multi-band compression processing an input sound signal is filtered by a band split filter (202) into a number of frequency bands to obtain band split ...
06/19/2008
20080085023Auditory Front End Customization
A method and system for implementing an acoustical front end customization are disclosed. The customization is implemented to optimize the sound level for each individual cochlear implant user. A known audio signal is generated using a sound source and captured by a mic...
04/10/2008
20080069385Amplifier and Method of Amplification
A method of amplification includes amplifying an input signal with a predetermined or user adjustable maximum gain to produce a second signal and compressing the dynamic range of the second signal with an automatic gain control to produce an output signal. The compressi...
03/20/2008
20070280493METHODS AND APPARATUS FOR PROCESSING AUDIO SIGNALS
Various methods and apparatus for processing audio signals are disclosed herein. The assembly may be attached, adhered, or otherwise embedded into or upon a removable oral appliance to form a hearing aid assembly. Such an oral appliance may be a custom-made device which...
12/06/2007
20070280494Method for adjusting a hearing aid with high-frequency amplification
It should be possible to quickly and effectively adjust a hearing aid even in the high-frequency range above 8 kHz. For this purpose it is provided that an open-loop gain measurement is carried out in the upper frequency range and a maximum amplification or a frequency-...
12/06/2007
20070274531Sound pressure monitor
A method and apparatus for automatically adjusting the volume of a headset is described herein. The headset includes a speaker and a pressure transducer. The speaker projects audible signals into the ear canal, while the pressure transducer measures a sound pressure lev...
11/29/2007
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