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Class Information
Number: 381/321
Name: Electrical audio signal processing systems and devices > Hearing aids, electrical > Wideband gain control
Description: Subject matter having a circuit to regulate the amplitude of the entire frequency range of a received audio signal (i.e., broad band amplitude regulation).










Patents under this class:
1 2 3 4 5

Patent Number Title Of Patent Date Issued
8705751 Compression and mixing for hearing assistance devices Apr. 22, 2014
8682013 Hearing device with automatic clipping prevention and corresponding method Mar. 25, 2014
8660282 Amplification circuit and hearing aid Feb. 25, 2014
8654998 Hearing aid apparatus Feb. 18, 2014
8649540 Electronic earplug Feb. 11, 2014
8634578 Multiband dynamics compressor with spectral balance compensation Jan. 21, 2014
8588444 Method and hearing device for feedback recognition and suppression with a directional microphone Nov. 19, 2013
8571242 Method for adapting sound in a hearing aid device by frequency modification and such a device Oct. 29, 2013
8571245 Hearing assistance suitability determining device, hearing assistance adjustment system, and hearing assistance suitability determining method Oct. 29, 2013
8565460 Hearing aid device Oct. 22, 2013
8542856 Hearing aid Sep. 24, 2013
8535236 Apparatus and method for analyzing a sound signal using a physiological ear model Sep. 17, 2013
8538033 Systems and methods for obtaining hearing enhancement fittings for a hearing aid device Sep. 17, 2013
8532320 Method and system for fitting a hearing aid Sep. 10, 2013
8515085 Signal processing apparatus Aug. 20, 2013
8509450 Dynamic audibility enhancement Aug. 13, 2013
8503705 Online anti-feedback system for a hearing aid Aug. 6, 2013
8488807 Audio signal compensation device and audio signal compensation method Jul. 16, 2013
8488825 Hearing aid and hearing aid system Jul. 16, 2013
8462957 Hearing aid and method of controlling volume of hearing aid Jun. 11, 2013
8452034 Entrainment avoidance with a gradient adaptive lattice filter May. 28, 2013
8442246 Hearing aid device and hearing aid method May. 14, 2013
8433087 Hearing aid and method of compensation for direct sound in hearing aids Apr. 30, 2013
8433086 Hearing apparatus with passive input level-dependent noise reduction Apr. 30, 2013
8422709 Method and system of noise reduction in a hearing aid Apr. 16, 2013
8416958 Signal processing apparatus Apr. 9, 2013
8406442 Hearing aid apparatus Mar. 26, 2013
8374366 System and method for adaptive microphone matching in a hearing aid Feb. 12, 2013
8363867 Low power signal transmission Jan. 29, 2013
8351626 Audio amplification apparatus Jan. 8, 2013
8335323 Method of and a device for processing audio data, a program element and a computer-readable medium Dec. 18, 2012
8335332 Fully learning classification system and method for hearing aids Dec. 18, 2012
8311250 Method for adjusting a hearing aid with high-frequency amplification Nov. 13, 2012
8295520 Method for determining a maximum gain in a hearing device as well as a hearing device Oct. 23, 2012
8284971 Logarithmic compression systems and methods for hearing amplification Oct. 9, 2012
8284955 System and method for digital signal processing Oct. 9, 2012
8249861 High frequency compression integration Aug. 21, 2012
8238565 System and method for adapting hearing aids Aug. 7, 2012
8238593 Hearing instrument with adaptive directional signal processing Aug. 7, 2012
8229136 System and method for digital signal processing Jul. 24, 2012
8219389 System for improving speech intelligibility through high frequency compression Jul. 10, 2012
8213653 Hearing device Jul. 3, 2012
8189830 Limited use hearing aid May. 29, 2012
8165318 Process for adjusting the sound volume of a digital sound recording Apr. 24, 2012
8165331 Hearing apparatus with variably mounted control element Apr. 24, 2012
8160284 Amplification circuit and hearing aid Apr. 17, 2012
8160274 System and method for digital signal processing Apr. 17, 2012
8144905 Volume control in a hearing aid and hearing aid with volume control Mar. 27, 2012
8126176 Hearing aid Feb. 28, 2012
8126174 Hearing device with a multi-stage activation circuit and method for operating it Feb. 28, 2012

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