SE9603982L - Anordning för att undertrycka harmoniska störningar vid signalöverföring - Google Patents

Anordning för att undertrycka harmoniska störningar vid signalöverföring

Info

Publication number
SE9603982L
SE9603982L SE9603982A SE9603982A SE9603982L SE 9603982 L SE9603982 L SE 9603982L SE 9603982 A SE9603982 A SE 9603982A SE 9603982 A SE9603982 A SE 9603982A SE 9603982 L SE9603982 L SE 9603982L
Authority
SE
Sweden
Prior art keywords
signal
harmonics
interference
comb filter
stop band
Prior art date
Application number
SE9603982A
Other languages
English (en)
Swedish (sv)
Other versions
SE9603982D0 (sv
Inventor
Ragnar Aahgren
Christer Oliveby
Original Assignee
Transistor Ab
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Transistor Ab filed Critical Transistor Ab
Priority to SE9603982A priority Critical patent/SE9603982L/xx
Publication of SE9603982D0 publication Critical patent/SE9603982D0/xx
Priority to EP97850151A priority patent/EP0843427A1/fr
Publication of SE9603982L publication Critical patent/SE9603982L/xx

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
    • H04R25/55—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception using an external connection, either wireless or wired
    • H04R25/554—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception using an external connection, either wireless or wired using a wireless connection, e.g. between microphone and amplifier or using Tcoils
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/005—Control of transmission; Equalising
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Deaf-aid sets, i.e. electro-acoustic or electro-mechanical hearing aids; Electric tinnitus maskers providing an auditory perception
    • H04R25/50—Customised settings for obtaining desired overall acoustical characteristics
    • H04R25/502—Customised settings for obtaining desired overall acoustical characteristics using analog signal processing

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Neurosurgery (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Transmitters (AREA)
  • Noise Elimination (AREA)
SE9603982A 1996-10-31 1996-10-31 Anordning för att undertrycka harmoniska störningar vid signalöverföring SE9603982L (sv)

Priority Applications (2)

Application Number Priority Date Filing Date Title
SE9603982A SE9603982L (sv) 1996-10-31 1996-10-31 Anordning för att undertrycka harmoniska störningar vid signalöverföring
EP97850151A EP0843427A1 (fr) 1996-10-31 1997-10-29 Dispositif d'atténuation de distorsions harmoniques pour un signal à transmettre

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9603982A SE9603982L (sv) 1996-10-31 1996-10-31 Anordning för att undertrycka harmoniska störningar vid signalöverföring

Publications (2)

Publication Number Publication Date
SE9603982D0 SE9603982D0 (sv) 1996-10-31
SE9603982L true SE9603982L (sv) 1998-05-01

Family

ID=20404442

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9603982A SE9603982L (sv) 1996-10-31 1996-10-31 Anordning för att undertrycka harmoniska störningar vid signalöverföring

Country Status (2)

Country Link
EP (1) EP0843427A1 (fr)
SE (1) SE9603982L (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE59904228D1 (de) * 1998-08-13 2003-03-13 Siemens Audiologische Technik Hörgerät mit einer einrichtung zur unterdrückung von elektromagnetischen störsignalen sowie verfahren zur unterdrückung von elektromagnetischen störsignalen in hörgeräten
DK199800442U3 (da) * 1998-11-24 1999-01-22 Logia A S Teleslyngeforstærker
US7127076B2 (en) 2003-03-03 2006-10-24 Phonak Ag Method for manufacturing acoustical devices and for reducing especially wind disturbances
EP2254352A3 (fr) * 2003-03-03 2012-06-13 Phonak AG Procédé pour la fabrication des dispositifs acoustiques et pour la réduction des perturbations dues au vent
US7529378B2 (en) 2004-11-12 2009-05-05 Phonak Ag Filter for interfering signals in hearing devices
DE502004010063D1 (de) * 2004-11-12 2009-10-29 Phonak Ag Störsignalfilter in Hörgeräten
US9859990B2 (en) * 2015-04-29 2018-01-02 Etymotic Research, Inc. Telecoil hum filter
DK181531B1 (en) * 2022-09-15 2024-04-08 Gn Hearing As Determining an acoustic characteristic of a hearing instrument
CN118368561B (zh) * 2024-06-19 2024-09-06 深圳市澜科创科技有限公司 蓝牙耳机降噪处理方法、装置、设备及存储介质

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4673982A (en) * 1984-10-04 1987-06-16 Centre De Recherche Industrielle Du Quebec Multiple frequency adaptive noise filter for removing interference signals from a frequency band having a desired signal
US4791672A (en) * 1984-10-05 1988-12-13 Audiotone, Inc. Wearable digital hearing aid and method for improving hearing ability

Also Published As

Publication number Publication date
SE9603982D0 (sv) 1996-10-31
EP0843427A1 (fr) 1998-05-20

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Legal Events

Date Code Title Description
NAV Patent application has lapsed