JP2003092527A5 - - Google Patents

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Publication number
JP2003092527A5
JP2003092527A5 JP2002201850A JP2002201850A JP2003092527A5 JP 2003092527 A5 JP2003092527 A5 JP 2003092527A5 JP 2002201850 A JP2002201850 A JP 2002201850A JP 2002201850 A JP2002201850 A JP 2002201850A JP 2003092527 A5 JP2003092527 A5 JP 2003092527A5
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JP
Japan
Prior art keywords
electrode
idt electrode
idt
surface acoustic
disposed
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
JP2002201850A
Other languages
English (en)
Japanese (ja)
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JP2003092527A (ja
JP3638270B2 (ja
Filing date
Publication date
Application filed filed Critical
Priority to JP2002201850A priority Critical patent/JP3638270B2/ja
Priority claimed from JP2002201850A external-priority patent/JP3638270B2/ja
Publication of JP2003092527A publication Critical patent/JP2003092527A/ja
Publication of JP2003092527A5 publication Critical patent/JP2003092527A5/ja
Application granted granted Critical
Publication of JP3638270B2 publication Critical patent/JP3638270B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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JP2002201850A 2001-07-13 2002-07-10 弾性表面波フィルタ及びそれを用いた通信機器 Expired - Lifetime JP3638270B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2002201850A JP3638270B2 (ja) 2001-07-13 2002-07-10 弾性表面波フィルタ及びそれを用いた通信機器

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2001-214316 2001-07-13
JP2001214316 2001-07-13
JP2002201850A JP3638270B2 (ja) 2001-07-13 2002-07-10 弾性表面波フィルタ及びそれを用いた通信機器

Related Child Applications (2)

Application Number Title Priority Date Filing Date
JP2004249112A Division JP4047311B2 (ja) 2001-07-13 2004-08-27 弾性表面波フィルタ
JP2004249120A Division JP4047313B2 (ja) 2001-07-13 2004-08-27 弾性表面波フィルタ

Publications (3)

Publication Number Publication Date
JP2003092527A JP2003092527A (ja) 2003-03-28
JP2003092527A5 true JP2003092527A5 (https=) 2005-04-07
JP3638270B2 JP3638270B2 (ja) 2005-04-13

Family

ID=26618729

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002201850A Expired - Lifetime JP3638270B2 (ja) 2001-07-13 2002-07-10 弾性表面波フィルタ及びそれを用いた通信機器

Country Status (1)

Country Link
JP (1) JP3638270B2 (https=)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7760048B2 (en) 2004-04-19 2010-07-20 Murata Manufacturing Co., Ltd. Elastic wave filter and communication device equipped with the elastic wave filter
DE102004037819B4 (de) 2004-08-04 2021-12-16 Snaptrack, Inc. Elektroakustisches Bauelement mit geringen Verlusten
KR100680512B1 (ko) 2004-08-23 2007-02-08 가부시키가이샤 무라타 세이사쿠쇼 밸런스형 탄성 표면파 필터
CN100555857C (zh) 2004-12-24 2009-10-28 株式会社村田制作所 平衡型saw滤波器
CN100563102C (zh) * 2006-01-20 2009-11-25 株式会社村田制作所 声表面波滤波器件
JP2008252678A (ja) 2007-03-30 2008-10-16 Tdk Corp 縦結合共振子型弾性表面波フィルタ
KR102687999B1 (ko) * 2021-12-29 2024-07-24 (주)와이팜 Saw 공진기 설계방법, saw 필터 및 그 설계방법, 이를 기록한 컴퓨팅 장치에서 판독 가능한 기록매체
WO2025100314A1 (ja) * 2023-11-09 2025-05-15 株式会社村田製作所 弾性波装置

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