JP7040861B2 - 音響活性物品 - Google Patents

音響活性物品 Download PDF

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Publication number
JP7040861B2
JP7040861B2 JP2018534526A JP2018534526A JP7040861B2 JP 7040861 B2 JP7040861 B2 JP 7040861B2 JP 2018534526 A JP2018534526 A JP 2018534526A JP 2018534526 A JP2018534526 A JP 2018534526A JP 7040861 B2 JP7040861 B2 JP 7040861B2
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metal oxide
carbon
acoustic device
porous inorganic
range
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Japanese (ja)
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JP2019507086A5 (enExample
JP2019507086A (ja
Inventor
ファビアン ストルゼンバーグ，
チン リン，
ノア オー． シャンティ，
マーク ディー． ラドクリフ，
ロナルド ダブリュー． ガーデス，
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3M Innovative Properties Co
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3M Innovative Properties Co
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    • 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
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    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Materials Engineering (AREA)
  • Inorganic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Dispersion Chemistry (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Acoustics & Sound (AREA)
  • Physics & Mathematics (AREA)
  • Otolaryngology (AREA)
  • Solid-Sorbent Or Filter-Aiding Compositions (AREA)
  • Porous Artificial Stone Or Porous Ceramic Products (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Nanotechnology (AREA)
JP2018534526A 2015-12-30 2016-12-22 音響活性物品 Expired - Fee Related JP7040861B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201562272919P 2015-12-30 2015-12-30
US62/272,919 2015-12-30
PCT/US2016/068275 WO2017116974A1 (en) 2015-12-30 2016-12-22 Acoustically active articles

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JP2019507086A JP2019507086A (ja) 2019-03-14
JP2019507086A5 JP2019507086A5 (enExample) 2020-02-06
JP7040861B2 true JP7040861B2 (ja) 2022-03-23

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US (1) US10669211B2 (enExample)
EP (1) EP3397601A1 (enExample)
JP (1) JP7040861B2 (enExample)
CN (1) CN108430952B (enExample)
WO (1) WO2017116974A1 (enExample)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109257689A (zh) * 2018-08-09 2019-01-22 瑞声科技(新加坡)有限公司 一种吸音材料表面处理剂及其处理方法
US11832050B2 (en) * 2018-09-19 2023-11-28 Apple Inc. Zeolitic material for improving loudspeaker performance
CN110015394B (zh) * 2019-04-03 2020-08-14 中国船舶重工集团公司第七一九研究所 船舶中央冷却器冷却水激励换热管振动的控制方法及系统
CN109895947B (zh) * 2019-04-03 2020-05-26 中国船舶重工集团公司第七一九研究所 应用于船舶海水系统的流体激励振动影响减弱系统及方法
CN109895985B (zh) * 2019-04-03 2020-06-09 中国船舶重工集团公司第七一九研究所 船舶中央冷却器舷外海水激励换热管振动控制方法及系统
CN110015393B (zh) * 2019-04-03 2020-06-09 中国船舶重工集团公司第七一九研究所 船舶中央冷却器冷却水激励换热管振动的控制方法及装置
JP7645814B2 (ja) 2019-04-25 2025-03-14 スリーエム イノベイティブ プロパティズ カンパニー 音響物品及びその方法
CN110467477A (zh) * 2019-07-31 2019-11-19 广州美术学院 陶瓷吸音材料及其制备方法
CN111423244A (zh) * 2020-03-27 2020-07-17 深圳市威泽科技有限公司 一种耳机使用的碳素材料及制备方法
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