JP2017017703A5 - - Google Patents

Download PDF

Info

Publication number
JP2017017703A5
JP2017017703A5 JP2016127782A JP2016127782A JP2017017703A5 JP 2017017703 A5 JP2017017703 A5 JP 2017017703A5 JP 2016127782 A JP2016127782 A JP 2016127782A JP 2016127782 A JP2016127782 A JP 2016127782A JP 2017017703 A5 JP2017017703 A5 JP 2017017703A5
Authority
JP
Japan
Prior art keywords
electroacoustic
conversion film
electroacoustic conversion
curved portion
main surface
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.)
Granted
Application number
JP2016127782A
Other languages
English (en)
Japanese (ja)
Other versions
JP2017017703A (ja
JP6495866B2 (ja
Filing date
Publication date
Application filed filed Critical
Publication of JP2017017703A publication Critical patent/JP2017017703A/ja
Publication of JP2017017703A5 publication Critical patent/JP2017017703A5/ja
Application granted granted Critical
Publication of JP6495866B2 publication Critical patent/JP6495866B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

JP2016127782A 2015-06-29 2016-06-28 スピーカーユニット Active JP6495866B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2015130067 2015-06-29
JP2015130067 2015-06-29

Publications (3)

Publication Number Publication Date
JP2017017703A JP2017017703A (ja) 2017-01-19
JP2017017703A5 true JP2017017703A5 (zh) 2017-09-28
JP6495866B2 JP6495866B2 (ja) 2019-04-03

Family

ID=57608143

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2016127782A Active JP6495866B2 (ja) 2015-06-29 2016-06-28 スピーカーユニット

Country Status (2)

Country Link
JP (1) JP6495866B2 (zh)
WO (1) WO2017002573A1 (zh)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111373472A (zh) * 2017-11-21 2020-07-03 日东电工株式会社 消音系统
KR102599704B1 (ko) * 2019-03-28 2023-11-07 후지필름 가부시키가이샤 압전 필름, 적층 압전 소자 및 전기 음향 변환기
TW202042570A (zh) 2019-03-28 2020-11-16 日商富士軟片股份有限公司 壓電薄膜、積層壓電元件及電聲轉換器

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4829420A (zh) * 1971-08-20 1973-04-19
JPS5118195B2 (zh) * 1972-06-19 1976-06-08
JPS5333613A (en) * 1976-09-09 1978-03-29 Matsushita Electric Ind Co Ltd Microphone and its manufacture
GB1593271A (en) * 1976-09-21 1981-07-15 Standard Telephones Cables Ltd Electro-acoustic transducers
JPS53111716A (en) * 1977-03-11 1978-09-29 Matsushita Electric Ind Co Ltd Microphone of piezoelectric type
JPS5656098A (en) * 1979-10-11 1981-05-16 Matsushita Electric Ind Co Ltd Microphone
JPS6085499U (ja) * 1983-11-17 1985-06-12 日本圧電気株式会社 電気・音響変換器
WO2013047872A1 (ja) * 2011-09-30 2013-04-04 富士フイルム株式会社 電気音響変換器および表示デバイス

Similar Documents

Publication Publication Date Title
US4186323A (en) Piezoelectric high polymer, multilayer electro-acoustic transducers
JP4227618B2 (ja) 遮音構造体とこれを適用した構造物
JP2017017703A5 (zh)
WO2015095721A8 (en) High frequency ultrasound transducers
JP6383882B2 (ja) 電気音響変換器
TW201106713A (en) Flat loudspeaker structure
WO2020155406A1 (zh) 柔性显示屏的支撑结构
JPWO2016158518A1 (ja) 電気音響変換器
JP6086881B2 (ja) 電気音響変換器および表示デバイス
TW201026088A (en) Micro-speaker device and method of manufacturing the same
ATE507683T1 (de) Mikrofonanordnung mit drei druckgradientenwandlern
JP6216884B2 (ja) 電気音響変換フィルムおよびデジタルスピーカ
EP3035709A1 (en) Condenser microphone
WO2020261963A1 (ja) 高分子複合圧電体および圧電フィルム
JP7457790B2 (ja) 積層圧電素子および電気音響変換器
JP2015097734A5 (zh)
JP2009272978A (ja) フレキシブルスピーカ
KR20220061059A (ko) 필름 스피커 및 이를 포함하는 표시 장치
JPWO2016017632A1 (ja) 電気音響変換フィルムおよび電気音響変換器
JP5907285B2 (ja) 平面型スピーカおよびａｖ機器
WO2015152015A1 (ja) 電気音響変換器
WO2020261957A1 (ja) 高分子複合圧電体および圧電フィルム
TWM454056U (zh) 揚聲器單體
JP2009278377A (ja) 発音体
CN204180455U (zh) 智能手机散热保护壳