EP4131989A4 - Dispositif de sortie acoustique - Google Patents

Dispositif de sortie acoustique Download PDF

Info

Publication number
EP4131989A4
EP4131989A4 EP21782180.0A EP21782180A EP4131989A4 EP 4131989 A4 EP4131989 A4 EP 4131989A4 EP 21782180 A EP21782180 A EP 21782180A EP 4131989 A4 EP4131989 A4 EP 4131989A4
Authority
EP
European Patent Office
Prior art keywords
output device
acoustic output
acoustic
output
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.)
Withdrawn
Application number
EP21782180.0A
Other languages
German (de)
English (en)
Other versions
EP4131989A1 (fr
Inventor
Yasutaka Tanaka
Hideki Minami
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.)
Sony Group Corp
Original Assignee
Sony Group Corp
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 Sony Group Corp filed Critical Sony Group Corp
Publication of EP4131989A1 publication Critical patent/EP4131989A1/fr
Publication of EP4131989A4 publication Critical patent/EP4131989A4/fr
Withdrawn legal-status Critical Current

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
    • 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 
    • H04R1/28—Transducer mountings or enclosures modified by provision of mechanical or acoustic impedances, e.g. resonator, damping means
    • H04R1/2807—Enclosures comprising vibrating or resonating arrangements
    • H04R1/2815—Enclosures comprising vibrating or resonating arrangements of the bass reflex type
    • H04R1/2819—Enclosures comprising vibrating or resonating arrangements of the bass reflex type for loudspeaker transducers
    • 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
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • H04R1/023—Screens for loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
    • H04R2201/34—Directing or guiding sound by means of a phase plug

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Otolaryngology (AREA)
  • Duct Arrangements (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
EP21782180.0A 2020-03-31 2021-03-05 Dispositif de sortie acoustique Withdrawn EP4131989A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020065176 2020-03-31
PCT/JP2021/008822 WO2021199922A1 (fr) 2020-03-31 2021-03-05 Dispositif de sortie acoustique

Publications (2)

Publication Number Publication Date
EP4131989A1 EP4131989A1 (fr) 2023-02-08
EP4131989A4 true EP4131989A4 (fr) 2023-10-18

Family

ID=77927180

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21782180.0A Withdrawn EP4131989A4 (fr) 2020-03-31 2021-03-05 Dispositif de sortie acoustique

Country Status (3)

Country Link
EP (1) EP4131989A4 (fr)
JP (1) JPWO2021199922A1 (fr)
WO (1) WO2021199922A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023145734A1 (fr) * 2022-01-31 2023-08-03 ソニーグループ株式会社 Dispositif de sortie acoustique

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050058315A1 (en) * 2003-09-12 2005-03-17 Poling John B. Weather resistant porting
JP2008048176A (ja) * 2006-08-16 2008-02-28 Sony Corp スピーカ装置
US20090196450A1 (en) * 2008-02-02 2009-08-06 Jerry Hughes Outdoor High-Fidelity/High Power Audio & Speaker System

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4785908A (en) * 1987-12-21 1988-11-22 Rothenberg Richard L Vented loudspeaker
JP4720680B2 (ja) 2006-08-28 2011-07-13 パナソニック電工株式会社 水廻りスピーカ構造及び該水廻りスピーカ構造を用いたスピーカ内蔵便器

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050058315A1 (en) * 2003-09-12 2005-03-17 Poling John B. Weather resistant porting
JP2008048176A (ja) * 2006-08-16 2008-02-28 Sony Corp スピーカ装置
US20090196450A1 (en) * 2008-02-02 2009-08-06 Jerry Hughes Outdoor High-Fidelity/High Power Audio & Speaker System

Also Published As

Publication number Publication date
WO2021199922A1 (fr) 2021-10-07
JPWO2021199922A1 (fr) 2021-10-07
EP4131989A1 (fr) 2023-02-08

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