EP4109929C0 - Procédé de traitement directionnel du signal des signaux d'un dispositif microphone - Google Patents

Procédé de traitement directionnel du signal des signaux d'un dispositif microphone

Info

Publication number
EP4109929C0
EP4109929C0 EP22178700.5A EP22178700A EP4109929C0 EP 4109929 C0 EP4109929 C0 EP 4109929C0 EP 22178700 A EP22178700 A EP 22178700A EP 4109929 C0 EP4109929 C0 EP 4109929C0
Authority
EP
European Patent Office
Prior art keywords
signals
microphone arrangement
directional processing
directional
processing
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
EP22178700.5A
Other languages
German (de)
English (en)
Other versions
EP4109929B1 (fr
EP4109929A1 (fr
Inventor
Henning Puder
Eghart Fischer
Tobias Daniel Rosenkranz
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sivantos Pte Ltd
Original Assignee
Sivantos Pte Ltd
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 Sivantos Pte Ltd filed Critical Sivantos Pte Ltd
Publication of EP4109929A1 publication Critical patent/EP4109929A1/fr
Application granted granted Critical
Publication of EP4109929B1 publication Critical patent/EP4109929B1/fr
Publication of EP4109929C0 publication Critical patent/EP4109929C0/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers
    • H04R3/005—Circuits for transducers for combining the signals of two or more microphones
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Electric hearing aids
    • H04R25/40—Arrangements for obtaining a desired directivity characteristic
    • H04R25/405—Arrangements for obtaining a desired directivity characteristic by combining a plurality of transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Electric hearing aids
    • H04R25/50—Customised settings for obtaining desired overall acoustical characteristics
    • H04R25/505—Customised settings for obtaining desired overall acoustical characteristics using digital signal processing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Electric hearing aids
    • H04R25/35—Electric hearing aids using translation techniques
    • H04R25/353—Frequency, e.g. frequency shift or compression
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Electric hearing aids
    • H04R25/40—Arrangements for obtaining a desired directivity characteristic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R25/00—Electric hearing aids
    • H04R25/40—Arrangements for obtaining a desired directivity characteristic
    • H04R25/407—Circuits for combining signals of a plurality of transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers
    • H04R3/04—Circuits for transducers for correcting frequency response
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2430/00—Signal processing covered by H04R, not provided for in its groups
    • H04R2430/20—Processing of the output signals of the acoustic transducers of an array for obtaining a desired directivity characteristic

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Neurosurgery (AREA)
  • Circuit For Audible Band Transducer (AREA)
EP22178700.5A 2021-06-25 2022-06-13 Procédé de traitement directionnel du signal des signaux d'un dispositif microphone Active EP4109929B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102021206590.2A DE102021206590A1 (de) 2021-06-25 2021-06-25 Verfahren zur direktionalen Signalverarbeitung von Signalen einer Mikrofonanordnung

Publications (3)

Publication Number Publication Date
EP4109929A1 EP4109929A1 (fr) 2022-12-28
EP4109929B1 EP4109929B1 (fr) 2025-07-30
EP4109929C0 true EP4109929C0 (fr) 2025-07-30

Family

ID=82021051

Family Applications (1)

Application Number Title Priority Date Filing Date
EP22178700.5A Active EP4109929B1 (fr) 2021-06-25 2022-06-13 Procédé de traitement directionnel du signal des signaux d'un dispositif microphone

Country Status (4)

Country Link
US (1) US12047747B2 (fr)
EP (1) EP4109929B1 (fr)
CN (1) CN115529532B (fr)
DE (1) DE102021206590A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102022206916B4 (de) * 2022-07-06 2025-04-10 Sivantos Pte. Ltd. Hörinstrument und Verfahren zur direktionalen Signalverarbeitung für ein Hörinstrument

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9467775B2 (en) * 2011-09-02 2016-10-11 Gn Netcom A/S Method and a system for noise suppressing an audio signal
DE102014204557A1 (de) * 2014-03-12 2015-09-17 Siemens Medical Instruments Pte. Ltd. Übertragung eines windreduzierten Signals mit verminderter Latenzzeit
CN207198034U (zh) * 2017-08-17 2018-04-06 清华大学 太赫兹光谱分析系统及设备
EP3981172B1 (fr) * 2019-06-04 2024-09-18 GN Hearing A/S Système bilatéral d'aide auditive comprenant des formateurs de faisceau à décorrélation temporelle
US11968499B2 (en) * 2019-12-04 2024-04-23 Widex A/S Hearing aid and a method of operating a hearing aid
EP3840402B1 (fr) * 2019-12-20 2022-03-02 GN Audio A/S Dispositif électronique portable avec réduction du bruit à basse fréquence
GB2596318A (en) * 2020-06-24 2021-12-29 Nokia Technologies Oy Suppressing spatial noise in multi-microphone devices

Also Published As

Publication number Publication date
US20230007408A1 (en) 2023-01-05
CN115529532A (zh) 2022-12-27
CN115529532B (zh) 2025-11-11
EP4109929B1 (fr) 2025-07-30
US12047747B2 (en) 2024-07-23
EP4109929A1 (fr) 2022-12-28
DE102021206590A1 (de) 2022-12-29

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