JPWO2021260806A1 - - Google Patents

Info

Publication number
JPWO2021260806A1
JPWO2021260806A1 JP2022523825A JP2022523825A JPWO2021260806A1 JP WO2021260806 A1 JPWO2021260806 A1 JP WO2021260806A1 JP 2022523825 A JP2022523825 A JP 2022523825A JP 2022523825 A JP2022523825 A JP 2022523825A JP WO2021260806 A1 JPWO2021260806 A1 JP WO2021260806A1
Authority
JP
Japan
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.)
Granted
Application number
JP2022523825A
Other versions
JP7138821B2 (ja
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 filed Critical
Publication of JPWO2021260806A1 publication Critical patent/JPWO2021260806A1/ja
Application granted granted Critical
Publication of JP7138821B2 publication Critical patent/JP7138821B2/ja
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; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
    • H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only 
    • H04R1/24—Structural combinations of separate transducers or of two parts of the same transducer and responsive respectively to two or more frequency ranges
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R29/00—Monitoring arrangements; Testing arrangements
    • H04R29/001—Monitoring arrangements; Testing arrangements for loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/04—Circuits for transducers, loudspeakers or microphones for correcting frequency response
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; 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
    • H04R1/34—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R2400/00—Loudspeakers
    • H04R2400/01—Transducers used as a loudspeaker to generate sound aswell as a microphone to detect sound
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00—Circuits for transducers, loudspeakers or microphones
    • H04R3/12—Circuits for transducers, loudspeakers or microphones for distributing signals to two or more loudspeakers
    • H04R3/14—Cross-over networks

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • General Health & Medical Sciences (AREA)
  • Circuit For Audible Band Transducer (AREA)
JP2022523825A 2020-06-23 2020-06-23 音声出力装置 Active JP7138821B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/024653 WO2021260806A1 (ja) 2020-06-23 2020-06-23 音声出力装置

Publications (2)

Publication Number Publication Date
JPWO2021260806A1 true JPWO2021260806A1 (ja) 2021-12-30
JP7138821B2 JP7138821B2 (ja) 2022-09-16

Family

ID=79282301

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022523825A Active JP7138821B2 (ja) 2020-06-23 2020-06-23 音声出力装置

Country Status (3)

Country Link
JP (1) JP7138821B2 (ja)
DE (1) DE112020007097T5 (ja)
WO (1) WO2021260806A1 (ja)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002209293A (ja) * 2001-01-12 2002-07-26 Fujitsu Ten Ltd スピーカユニット
JP2005277514A (ja) * 2004-03-23 2005-10-06 Clarion Co Ltd ハンズフリー装置
US20060269080A1 (en) * 2004-10-15 2006-11-30 Lifesize Communications, Inc. Hybrid beamforming
JP2010028162A (ja) * 2008-07-15 2010-02-04 Yamaha Corp 放収音装置
JP2019068222A (ja) * 2017-09-29 2019-04-25 株式会社デンソーテン スピーカ監視装置およびスピーカ監視方法

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107000638B (zh) 2015-11-19 2021-04-13 松下知识产权经营株式会社 车辆靠近报告装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002209293A (ja) * 2001-01-12 2002-07-26 Fujitsu Ten Ltd スピーカユニット
JP2005277514A (ja) * 2004-03-23 2005-10-06 Clarion Co Ltd ハンズフリー装置
US20060269080A1 (en) * 2004-10-15 2006-11-30 Lifesize Communications, Inc. Hybrid beamforming
JP2010028162A (ja) * 2008-07-15 2010-02-04 Yamaha Corp 放収音装置
JP2019068222A (ja) * 2017-09-29 2019-04-25 株式会社デンソーテン スピーカ監視装置およびスピーカ監視方法

Also Published As

Publication number Publication date
WO2021260806A1 (ja) 2021-12-30
JP7138821B2 (ja) 2022-09-16
DE112020007097T5 (de) 2023-02-16

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