IT201700040732A1 - Verfahren und vorrichtung zum mischen von n informationssignalen - Google Patents

Verfahren und vorrichtung zum mischen von n informationssignalen

Info

Publication number
IT201700040732A1
IT201700040732A1 IT102017000040732A IT201700040732A IT201700040732A1 IT 201700040732 A1 IT201700040732 A1 IT 201700040732A1 IT 102017000040732 A IT102017000040732 A IT 102017000040732A IT 201700040732 A IT201700040732 A IT 201700040732A IT 201700040732 A1 IT201700040732 A1 IT 201700040732A1
Authority
IT
Italy
Prior art keywords
informationssignalen
vorrichtung zum
verfahren und
mischen von
und vorrichtung
Prior art date
Application number
IT102017000040732A
Other languages
English (en)
Inventor
Jens Groh
Original Assignee
Inst Rundfunktechnik Gmbh
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 Inst Rundfunktechnik Gmbh filed Critical Inst Rundfunktechnik Gmbh
Priority to IT102017000040732A priority Critical patent/IT201700040732A1/it
Priority to US16/604,641 priority patent/US10834502B2/en
Priority to JP2019554960A priority patent/JP7164075B2/ja
Priority to PCT/DE2018/100326 priority patent/WO2018188697A1/de
Priority to DE112018001988.8T priority patent/DE112018001988A5/de
Priority to CN201880037021.7A priority patent/CN110720226B/zh
Priority to EP18730965.3A priority patent/EP3610655B1/de
Publication of IT201700040732A1 publication Critical patent/IT201700040732A1/it

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
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
    • H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
    • H04R1/406—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers microphones
    • 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
    • H04R2430/03—Synergistic effects of band splitting and sub-band processing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S2420/00—Techniques used stereophonic systems covered by H04S but not provided for in its groups
    • H04S2420/07—Synergistic effects of band splitting and sub-band processing
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S5/00—Pseudo-stereo systems, e.g. in which additional channel signals are derived from monophonic signals by means of phase shifting, time delay or reverberation 
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04S—STEREOPHONIC SYSTEMS 
    • H04S7/00—Indicating arrangements; Control arrangements, e.g. balance control
    • H04S7/30—Control circuits for electronic adaptation of the sound field

Landscapes

  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • General Health & Medical Sciences (AREA)
  • Complex Calculations (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Measurement Of Velocity Or Position Using Acoustic Or Ultrasonic Waves (AREA)
  • Electrophonic Musical Instruments (AREA)
IT102017000040732A 2017-04-12 2017-04-12 Verfahren und vorrichtung zum mischen von n informationssignalen IT201700040732A1 (it)

Priority Applications (7)

Application Number Priority Date Filing Date Title
IT102017000040732A IT201700040732A1 (it) 2017-04-12 2017-04-12 Verfahren und vorrichtung zum mischen von n informationssignalen
US16/604,641 US10834502B2 (en) 2017-04-12 2018-04-10 Method and device for mixing N information signals
JP2019554960A JP7164075B2 (ja) 2017-04-12 2018-04-10 Ｎ個の情報信号を混合する方法および装置
PCT/DE2018/100326 WO2018188697A1 (de) 2017-04-12 2018-04-10 Verfahren und vorrichtung zum mischen von n informationssignalen
DE112018001988.8T DE112018001988A5 (de) 2017-04-12 2018-04-10 Verfahren und vorrichtung zum mischen von n informationssignalen
CN201880037021.7A CN110720226B (zh) 2017-04-12 2018-04-10 用于混合n个信息信号的方法和装置
EP18730965.3A EP3610655B1 (de) 2017-04-12 2018-04-10 Verfahren und vorrichtung zum mischen von n informationssignalen

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT102017000040732A IT201700040732A1 (it) 2017-04-12 2017-04-12 Verfahren und vorrichtung zum mischen von n informationssignalen

Publications (1)

Publication Number Publication Date
IT201700040732A1 true IT201700040732A1 (it) 2018-10-12

Family

ID=59579879

Family Applications (1)

Application Number Title Priority Date Filing Date
IT102017000040732A IT201700040732A1 (it) 2017-04-12 2017-04-12 Verfahren und vorrichtung zum mischen von n informationssignalen

Country Status (7)

Country Link
US (1) US10834502B2 (it)
EP (1) EP3610655B1 (it)
JP (1) JP7164075B2 (it)
CN (1) CN110720226B (it)
DE (1) DE112018001988A5 (it)
IT (1) IT201700040732A1 (it)
WO (1) WO2018188697A1 (it)

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003015464A2 (en) * 2001-08-08 2003-02-20 Dspfactory Ltd Directional audio signal processing using an oversampled filterbank
GB2453118A (en) * 2007-09-25 2009-04-01 Motorola Inc Generating a speech audio signal from multiple microphones with suppressed wind noise
DE102008004674A1 (de) * 2007-12-17 2009-06-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Signalaufnahme mit variabler Richtcharakteristik
DE102009052992B3 (de) * 2009-11-12 2011-03-17 Institut für Rundfunktechnik GmbH Verfahren zum Abmischen von Mikrofonsignalen einer Tonaufnahme mit mehreren Mikrofonen
WO2013050575A1 (en) * 2011-10-05 2013-04-11 Institut für Rundfunktechnik GmbH Interpolation circuit for interpolating a first and a second microphone signal
US20140105416A1 (en) * 2012-10-15 2014-04-17 Nokia Corporation Methods, apparatuses and computer program products for facilitating directional audio capture with multiple microphones
WO2014085978A1 (en) * 2012-12-04 2014-06-12 Northwestern Polytechnical University Low noise differential microphone arrays
US20140270241A1 (en) * 2013-03-15 2014-09-18 CSR Technology, Inc Method, apparatus, and manufacture for two-microphone array speech enhancement for an automotive environment
WO2014187877A2 (de) * 2013-05-24 2014-11-27 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Mischpult, tonsignalerzeuger, verfahren und computerprogramm zum bereitstellen eines tonsignals
DE102014108345A1 (de) * 2014-06-13 2015-12-17 Intel Ip Corp. Verfahren, Vorrichtung und Computerprogramm zum Bestimmen eines interpolierten, komplexwertigen Abtastwerts
WO2016160821A1 (en) * 2015-03-30 2016-10-06 Bose Corporation Adaptive mixing of sub-band signals
US20160379664A1 (en) * 2015-06-25 2016-12-29 Htc Corporation Sound processing device and method

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2753899T3 (es) * 2008-03-04 2020-04-14 Fraunhofer Ges Forschung Mezclado de trenes de datos de entrada y generación de un tren de datos de salida a partir de los mismos
EP2464145A1 (en) * 2010-12-10 2012-06-13 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for decomposing an input signal using a downmixer
EP2600637A1 (en) * 2011-12-02 2013-06-05 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Apparatus and method for microphone positioning based on a spatial power density
ITTO20130028A1 (it) 2013-01-11 2014-07-12 Inst Rundfunktechnik Gmbh Mikrofonanordnung mit verbesserter richtcharakteristik
EP2994094B1 (en) 2013-05-09 2020-06-17 The Procter and Gamble Company Hair care conditioning composition comprising histidine

Patent Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003015464A2 (en) * 2001-08-08 2003-02-20 Dspfactory Ltd Directional audio signal processing using an oversampled filterbank
GB2453118A (en) * 2007-09-25 2009-04-01 Motorola Inc Generating a speech audio signal from multiple microphones with suppressed wind noise
DE102008004674A1 (de) * 2007-12-17 2009-06-18 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Signalaufnahme mit variabler Richtcharakteristik
DE102009052992B3 (de) * 2009-11-12 2011-03-17 Institut für Rundfunktechnik GmbH Verfahren zum Abmischen von Mikrofonsignalen einer Tonaufnahme mit mehreren Mikrofonen
WO2013050575A1 (en) * 2011-10-05 2013-04-11 Institut für Rundfunktechnik GmbH Interpolation circuit for interpolating a first and a second microphone signal
US20140105416A1 (en) * 2012-10-15 2014-04-17 Nokia Corporation Methods, apparatuses and computer program products for facilitating directional audio capture with multiple microphones
WO2014085978A1 (en) * 2012-12-04 2014-06-12 Northwestern Polytechnical University Low noise differential microphone arrays
US20140270241A1 (en) * 2013-03-15 2014-09-18 CSR Technology, Inc Method, apparatus, and manufacture for two-microphone array speech enhancement for an automotive environment
WO2014187877A2 (de) * 2013-05-24 2014-11-27 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Mischpult, tonsignalerzeuger, verfahren und computerprogramm zum bereitstellen eines tonsignals
DE102014108345A1 (de) * 2014-06-13 2015-12-17 Intel Ip Corp. Verfahren, Vorrichtung und Computerprogramm zum Bestimmen eines interpolierten, komplexwertigen Abtastwerts
WO2016160821A1 (en) * 2015-03-30 2016-10-06 Bose Corporation Adaptive mixing of sub-band signals
US20160379664A1 (en) * 2015-06-25 2016-12-29 Htc Corporation Sound processing device and method

Also Published As

Publication number Publication date
CN110720226B (zh) 2021-12-31
WO2018188697A1 (de) 2018-10-18
CN110720226A (zh) 2020-01-21
JP7164075B2 (ja) 2022-11-01
US10834502B2 (en) 2020-11-10
DE112018001988A5 (de) 2019-12-19
EP3610655A1 (de) 2020-02-19
EP3610655B1 (de) 2021-01-06
JP2020517157A (ja) 2020-06-11
US20200162814A1 (en) 2020-05-21

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