EP4030420C0 - Acoustic metamaterial and process for manufacturing the same - Google Patents

Acoustic metamaterial and process for manufacturing the same

Info

Publication number
EP4030420C0
EP4030420C0 EP21382026.9A EP21382026A EP4030420C0 EP 4030420 C0 EP4030420 C0 EP 4030420C0 EP 21382026 A EP21382026 A EP 21382026A EP 4030420 C0 EP4030420 C0 EP 4030420C0
Authority
EP
European Patent Office
Prior art keywords
manufacturing
same
acoustic metamaterial
metamaterial
acoustic
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
EP21382026.9A
Other languages
German (de)
French (fr)
Other versions
EP4030420A1 (en
EP4030420B1 (en
Inventor
Olivella Francisco Javier Oliver
Terán Juan Carlos Cante
Cazorla David Roca
Valls Oriol Lloberas
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.)
Centre Internacional De Metodes Numerics A L'enginyeria
Centre Int De Metodes Numerics A Lenginyeria
Original Assignee
Centre Internacional De Metodes Numerics A L'enginyeria
Centre Int De Metodes Numerics A Lenginyeria
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 Centre Internacional De Metodes Numerics A L'enginyeria, Centre Int De Metodes Numerics A Lenginyeria filed Critical Centre Internacional De Metodes Numerics A L'enginyeria
Priority to EP21382026.9A priority Critical patent/EP4030420B1/en
Priority to ES21382026T priority patent/ES2952320T3/en
Priority to PCT/EP2021/083456 priority patent/WO2022152449A1/en
Publication of EP4030420A1 publication Critical patent/EP4030420A1/en
Application granted granted Critical
Publication of EP4030420B1 publication Critical patent/EP4030420B1/en
Publication of EP4030420C0 publication Critical patent/EP4030420C0/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/172—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general using resonance effects
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/162—Selection of materials
    • G10K11/168—Plural layers of different materials, e.g. sandwiches
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K1/00—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs
    • G10K1/06—Devices in which sound is produced by striking a resonating body, e.g. bells, chimes or gongs the resonating devices having the shape of a bell, plate, rod, or tube
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/002—Devices for damping, suppressing, obstructing or conducting sound in acoustic devices

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
EP21382026.9A 2021-01-15 2021-01-15 Acoustic metamaterial and process for manufacturing the same Active EP4030420B1 (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP21382026.9A EP4030420B1 (en) 2021-01-15 2021-01-15 Acoustic metamaterial and process for manufacturing the same
ES21382026T ES2952320T3 (en) 2021-01-15 2021-01-15 Acoustic metamaterial and process for its manufacture
PCT/EP2021/083456 WO2022152449A1 (en) 2021-01-15 2021-11-30 Acoustic metamaterial and process for manufacturing the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP21382026.9A EP4030420B1 (en) 2021-01-15 2021-01-15 Acoustic metamaterial and process for manufacturing the same

Publications (3)

Publication Number Publication Date
EP4030420A1 EP4030420A1 (en) 2022-07-20
EP4030420B1 EP4030420B1 (en) 2023-06-07
EP4030420C0 true EP4030420C0 (en) 2023-06-07

Family

ID=74205778

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21382026.9A Active EP4030420B1 (en) 2021-01-15 2021-01-15 Acoustic metamaterial and process for manufacturing the same

Country Status (3)

Country Link
EP (1) EP4030420B1 (en)
ES (1) ES2952320T3 (en)
WO (1) WO2022152449A1 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11158299B2 (en) * 2015-09-11 2021-10-26 Component Technologies, L.L.C. Acoustic meta-material basic structure unit, composite structure thereof, and assembly method
JP6996913B2 (en) * 2017-09-06 2022-01-17 旭化成株式会社 Structures, as well as sound insulating materials, damping materials, materials and various members including the structures.
CN108447467B (en) * 2018-03-30 2022-04-12 北京速阔智能科技有限公司 Active acoustic metamaterial structure unit and control device thereof
US11164559B2 (en) * 2018-04-30 2021-11-02 Toyota Motor Engineering & Manufacturing North America, Inc. Selective sound transmission and active sound transmission control

Also Published As

Publication number Publication date
EP4030420A1 (en) 2022-07-20
WO2022152449A1 (en) 2022-07-21
EP4030420B1 (en) 2023-06-07
ES2952320T3 (en) 2023-10-30

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