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| Number | Title | Issue Date |
| 8111851 | Hearing aid with adaptive start values for apparatus Fine customization of a hearing aid to the individual hearing environments and habits of a user are to be simplified and improved. To this end, when the hearing aid is turned on or when the hearing aid is switched to a particular operating mode, neither the value mo... | 02/07/2012 |
| 8090128 | Method for reducing interference powers and corresponding acoustic system The object is to improve the action of a directional microphone in real acoustic environments. To do this, it is envisaged that the interference powers in a directional microphone with three microphones are reduced in that a first and a second microphone signal are ... | 01/03/2012 |
| 8085961 | Hearing device and method for monitoring the hearing ability of a person with impaired hearing A hearing device and method for monitoring the hearing ability of a person with impaired hearing allow changes of the hearing ability specifically of a person wearing a hearing aid are to be better able to be registered and taken into account. For this purpose, the ... | 12/27/2011 |
| 8050436 | Method for amplifying an acoustic signal and corresponding acoustic system In acoustic systems, especially with hearing aids, feedback whistling keeps occurring. To avoid this, a limit gain frequency response of the amplification device, which represents the limits of feedback whistling, is thus recorded. On the basis of the curve recorded... | 11/01/2011 |
| 8045739 | Method 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 sp... | 10/25/2011 |
| 8041063 | Hearing 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... | 10/18/2011 |
| 8019105 | Hearing aid with adaptive compressor time constants A hearing aid includes a microphone for conversion of sound into an input audiosignal, a signal processor for processing the input audiosignal, the signal processor including a compressor, and a receiver for conversion of the processed signal into sound, wherein the... | 09/13/2011 |
| 8014550 | System for controlling a transfer function of a hearing aid This invention relates to a system (100) for controlling gain function of a hearing aid. The system (100) comprises a microphone (102) converting a sound pressure to an input signal, a speaker (112) converting an output signal to a proces... | 09/06/2011 |
| 7995781 | Method 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 com... | 08/09/2011 |
| 7773763 | Binaural hearing aid system with coordinated sound processing The present invention relates to a binaural hearing aid system comprising a first hearing aid and a second hearing aid, each of which comprises a microphone and an A/D converter for provision of a digital input signal in response to sound signals received at the res... | 08/10/2010 |
| 7747032 | Conjoined receiver and microphone assembly A transducer assembly may include a first transducer having a first front volume, a first back volume and a first port acoustically coupled to the first front volume; and a second transducer having a second front volume, a second back volume and second port acoustic... | 06/29/2010 |
| 7634098 | Methods, devices, and computer program products for operating a mobile device in multiple signal processing modes for hearing aid compatibility An audio signal received at a mobile device is processed using a first set of equalization parameters in an acoustic coupling mode of operation, and is processed using a second set of equalization parameters in an inductive coupling mode of operation. The processed ... | 12/15/2009 |
| 7369669 | Diotic presentation of second-order gradient directional hearing aid signals Systems, devices and methods are provided for diotically presenting second-order gradient directional hearing aid signals. The present subject matter provides an improved signal-to-noise ratio, and presents a desired directional signal to each ear. One aspect is a h... | 05/06/2008 |
| 7369906 | Digital audio signal processing A digital audio processor comprises at least one digital audio sample mapping module and produces a sequence of output digital audio sample values by applying a quasi time-invariant transfer function to each input digital audio sample value, the transfer function be... | 05/06/2008 |
| 7366307 | Programmable interface for fitting hearing devices A graphical interface is provided to select parameters for fitting a hearing device. The graphical interface provides means visually representing and controlling values of these parameters using a common reference axis for multiple parameters related by a programmab... | 04/29/2008 |
| 7365664 | ADC with dynamic range extension ADC circuitry has a first programmable gain amplifier to amplify an analog input, a first analog to digital converter coupled to an output of the first amplifier, a second programmable gain amplifier, to amplify the analog input, a second analog to digital converter... | 04/29/2008 |
| 7366315 | Adaptive dynamic range optimization sound processor In one embodiment, an apparatus for processing sound includes a means (401) for analysing a sound signal into a number of frequency bands and a means (403) for applying variable gain to each frequency band independently. Gain in applied under control o... | 04/29/2008 |
| 7343023 | Hearing prosthesis with automatic classification of the listening environment A hearing prosthesis that automatically adjusts itself to a surrounding listening environment is provided. In one aspect, the automatic adjustment is achieved by controlling one or several algorithm parameters of a predetermined signal processing algorithm. In anoth... | 03/11/2008 |
| 7340069 | System and method for split automatic gain control A system and method for automatically controlling gain in a signal chain are presented. A first signal is processed to produce a processed signal. A gain is adjustably applied to the processed signal using an automatic gain control (AGC) mechanism. A resulting signa... | 03/04/2008 |
| 7333623 | Method for dynamic determination of time constants, method for level detection, method for compressing an electric audio signal and hearing aid, wherein the method for compression is used The invention provides a method for dynamic determination of time constants to be used in a detection of the signal level of an input signal of unknown level in an electric circuit, comprising the following steps:—feed the input signal through an auxiliary level d... | 02/19/2008 |
| 7324652 | Hearing aid having a supply source providing multiple supply voltages A system includes a number of electronic devices that uses multiple voltage sources and a supply source to provide the different supply voltages without up-converting a voltage level or down-converting a voltage level. In an embodiment, the supply source is realized... | 01/29/2008 |
| 7321662 | Hearing aid fitting The invention relates to a fitting equipment for fitting a hearing aid, the equipment comprising a computer having a display, where the computer is provided with a fitting software adapted for controlling parameters of the hearing aid upon control of indicators in t... | 01/22/2008 |
| 7319770 | Method of processing an acoustic signal, and a hearing instrument A method of processing an acoustic input signal into an output signal in a hearing instrument includes converting the acoustic input signal into a converted input signal, and applying a gain to the converted input signal to obtain the output signal. According to the... | 01/15/2008 |
| 7319764 | Method and apparatus for controlling volume Some embodiments of the invention provide a method for controlling the volume of an audio track. This method represents the volume of an audio track with a graph. This graph is defined along two axes, with one axis representing time and the other representing the vo... | 01/15/2008 |
| 7305100 | Dynamic compression in a hearing aid The present invention relates to a hearing aid with a compressor having a low and gain independent delay and low power consumption. The hearing aid comprises a multi-channel compressor for compensation of dynamic range loss and with a digital input for inputting a d... | 12/04/2007 |
| 7305218 | RF switch An RF switch is disclosed. Power of an amplifier installed in an RF switch of a TV receiver is adjusted by using a Schmitt trigger circuit. If an output voltage of an RF automatic gain controller of a tuner is greater than a pre-set upper limit threshold value, the ... | 12/04/2007 |
| 7289053 | Data conversion methods and systems Methods and systems for implementing high-performance data converters remove analog technology bottlenecks and provide higher converter resolution and higher speed using lower-performance converters and processing in the frequency domain. The method comprises transf... | 10/30/2007 |
| 7263195 | In-ear monitor with shaped dual bore A multi-driver in-ear monitor for use with either a recorded or a live audio source is provided. If a pair of drivers is used, each driver has an individual sound delivery tube. If three drivers are used, the outputs from two of the drivers are merged into a single ... | 08/28/2007 |
| 7257271 | Noise reduction in color digital images using pyramid decomposition A method of removing noise from a color digital image, including receiving an original color digital image including a plurality of pixels represented in a primary-color space; producing at least one residual digital image and at least one base digital image from th... | 08/14/2007 |
| 7251530 | Optimizing pitch and other speech stimuli allocation in a cochlear implant Errors in pitch (frequency) allocation within a cochlear implant are corrected in order to provide a significant and profound improvement in the quality of sound perceived by the cochlear implant user. In one embodiment, the user is stimulated with a reference signa... | 07/31/2007 |
| 7248713 | Integrated automatic telephone switch A hearing aid includes a microphone for providing an electrical signal representative of a received acoustic signal, a means for filtering the electrical signal and a means for automatic switching. Upon detecting a presence of a magnetic field, the means for automat... | 07/24/2007 |
| 7245733 | Hearing instrument microphone arrangement with improved sensitivity The invention is directed to a hearing instrument for positioning in the ear of a user, incorporating a faceplate having first and second spatially separated sound openings for receiving sound to be provided to respective inlets of a microphone; at least one screen ... | 07/17/2007 |
| 7239711 | Hearing aid system and hearing aid for in-situ fitting Hearing aid system for the in-situ fitting of hearing aids, said system comprising a separate control device, and a least one hearing aid, adapted for communication with each other, said hearing aid comprising at least one microphone, a signal processor for generati... | 07/03/2007 |
| 7236604 | Hearing aid device A hearing aid device includes a signal transforming unit for converting an analog sound signal received by a signal receiving unit to a digital signal; a memory unit for temporarily storing the digital signal; a sound processing module for reprocessing the sound sig... | 06/26/2007 |
| 7221226 | Amplifying apparatus with automatic level controller A window comparator compares a level of an output signal with an attack reference level, and outputs an attack signal based upon an attack reference comparison result signal thus obtained, and compares the output signal level with a recovery reference level, and out... | 05/22/2007 |
| 7215788 | Digital loudspeaker A digital pulse-width-modulation (PWM) generator comprising: an n bit digital magnitude comparator having first and second n bit inputs and an output indicative of the relative values of the signals applied at the first and second inputs; a first n bit digital up/do... | 05/08/2007 |
| 7214179 | Low acceleration sensitivity microphone An implanted microphone is provided that has reduced sensitivity to vibration and attendant acceleration forces. In this regard, the microphone differentiates between the desirable and undesirable components of a transcutaneously received signal. More specifically, ... | 05/08/2007 |
| 7206420 | Softclip method and apparatus A method of matching input amplitudes in a system wherein one or more of a plurality of inputs may be selected, with each input capable of having different characteristics, involving selecting an input signal and mapping the input signal to a predetermined signal am... | 04/17/2007 |
| 7203331 | Voice communication device A voice communication device including an earpiece adapted to be inserted into the external auditory canal of a user is disclosed. The earpiece is smaller than the interior of the external auditory canal and the earpiece does not block the canal. The earpiece includ... | 04/10/2007 |
| 7203328 | Hearing aid, and method for reducing feedback therein Feedback reduction in hearing aids is simplified and improved in an amplification device that has two separate compensation paths, an acoustic input and an inductive input. In the first compensation path, a first filter device acts to compensate acoustic feedback, a... | 04/10/2007 |
