JP2005093755A5 - - Google Patents

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Publication number
JP2005093755A5
JP2005093755A5 JP2003325731A JP2003325731A JP2005093755A5 JP 2005093755 A5 JP2005093755 A5 JP 2005093755A5 JP 2003325731 A JP2003325731 A JP 2003325731A JP 2003325731 A JP2003325731 A JP 2003325731A JP 2005093755 A5 JP2005093755 A5 JP 2005093755A5
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JP
Japan
Prior art keywords
optical
optical detection
fiber
holding member
arrangement direction
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
JP2003325731A
Other languages
English (en)
Japanese (ja)
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JP2005093755A (ja
JP4284650B2 (ja
Filing date
Publication date
Application filed filed Critical
Priority to JP2003325731A priority Critical patent/JP4284650B2/ja
Priority claimed from JP2003325731A external-priority patent/JP4284650B2/ja
Priority to CNU2004201048090U priority patent/CN2747592Y/zh
Priority to US10/943,914 priority patent/US7186967B2/en
Publication of JP2005093755A publication Critical patent/JP2005093755A/ja
Publication of JP2005093755A5 publication Critical patent/JP2005093755A5/ja
Application granted granted Critical
Publication of JP4284650B2 publication Critical patent/JP4284650B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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JP2003325731A 2003-09-18 2003-09-18 光学検出装置 Expired - Fee Related JP4284650B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2003325731A JP4284650B2 (ja) 2003-09-18 2003-09-18 光学検出装置
CNU2004201048090U CN2747592Y (zh) 2003-09-18 2004-09-20 光学变换器以及使用该光学变换器的乐器
US10/943,914 US7186967B2 (en) 2003-09-18 2004-09-20 Optical transducer having optical fibers resiliently warped near optical devices and musical instrument using the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2003325731A JP4284650B2 (ja) 2003-09-18 2003-09-18 光学検出装置

Publications (3)

Publication Number Publication Date
JP2005093755A JP2005093755A (ja) 2005-04-07
JP2005093755A5 true JP2005093755A5 (cg-RX-API-DMAC7.html) 2006-10-19
JP4284650B2 JP4284650B2 (ja) 2009-06-24

Family

ID=34308710

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2003325731A Expired - Fee Related JP4284650B2 (ja) 2003-09-18 2003-09-18 光学検出装置

Country Status (3)

Country Link
US (1) US7186967B2 (cg-RX-API-DMAC7.html)
JP (1) JP4284650B2 (cg-RX-API-DMAC7.html)
CN (1) CN2747592Y (cg-RX-API-DMAC7.html)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10348715B4 (de) 2003-10-16 2006-05-04 Infineon Technologies Ag Verfahren zum Herstellen eines Flachleiterrahmens mit verbesserter Haftung zwischen diesem und Kunststoff sowie Flachleiterrahmen
US7825312B2 (en) * 2008-02-27 2010-11-02 Steinway Musical Instruments, Inc. Pianos playable in acoustic and silent modes
US20090282962A1 (en) * 2008-05-13 2009-11-19 Steinway Musical Instruments, Inc. Piano With Key Movement Detection System
US8541673B2 (en) 2009-04-24 2013-09-24 Steinway Musical Instruments, Inc. Hammer stoppers for pianos having acoustic and silent modes
US8148620B2 (en) * 2009-04-24 2012-04-03 Steinway Musical Instruments, Inc. Hammer stoppers and use thereof in pianos playable in acoustic and silent modes
US7977566B2 (en) 2009-09-17 2011-07-12 Waleed Sami Haddad Optical instrument pickup
US8519252B2 (en) 2011-03-16 2013-08-27 Waleed Sami Haddad Optoelectronic pickup for musical instruments
US9047851B2 (en) 2012-09-19 2015-06-02 Light4Sound Optoelectronic pickup for musical instruments
JP7497369B2 (ja) * 2020-10-15 2024-06-10 株式会社デンソーテン 車載装置
CN121702297B (zh) * 2026-02-09 2026-04-21 长飞光纤光缆股份有限公司 一种高重复性的空芯光纤翘曲测试系统

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3937952A (en) * 1972-09-22 1976-02-10 National Research Development Corporation Keyboard and switches for keyboards
US4480183A (en) * 1982-03-16 1984-10-30 Burroughs Corporation Multi-plane optical membrane switch apparatus
JP3552374B2 (ja) 1995-11-30 2004-08-11 ヤマハ株式会社 信号出力装置および光センサ
JP3496374B2 (ja) 1995-11-30 2004-02-09 ヤマハ株式会社 光ファイバセンサ用コネクタ
JP3922085B2 (ja) * 2002-04-25 2007-05-30 ヤマハ株式会社 光ファイバ束の保持構造
JP3979168B2 (ja) * 2002-04-26 2007-09-19 ヤマハ株式会社 鍵盤楽器の押鍵検出装置における発光部構造

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