JP4047313B2 - 弾性表面波フィルタ - Google Patents

弾性表面波フィルタ Download PDF

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Publication number
JP4047313B2
JP4047313B2 JP2004249120A JP2004249120A JP4047313B2 JP 4047313 B2 JP4047313 B2 JP 4047313B2 JP 2004249120 A JP2004249120 A JP 2004249120A JP 2004249120 A JP2004249120 A JP 2004249120A JP 4047313 B2 JP4047313 B2 JP 4047313B2
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JP
Japan
Prior art keywords
electrode
idt
idt electrode
electrodes
surface acoustic
Prior art date
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Expired - Lifetime
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JP2004249120A
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English (en)
Japanese (ja)
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JP2005033821A5 (https=
JP2005033821A (ja
Inventor
弘幸 中村
和紀 西村
昭雄 常川
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.)
Panasonic Corp
Panasonic Holdings Corp
Original Assignee
Panasonic Corp
Matsushita Electric Industrial Co Ltd
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Priority to JP2004249120A priority Critical patent/JP4047313B2/ja
Publication of JP2005033821A publication Critical patent/JP2005033821A/ja
Publication of JP2005033821A5 publication Critical patent/JP2005033821A5/ja
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Publication of JP4047313B2 publication Critical patent/JP4047313B2/ja
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Expired - Lifetime legal-status Critical Current

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  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
JP2004249120A 2001-07-13 2004-08-27 弾性表面波フィルタ Expired - Lifetime JP4047313B2 (ja)

Priority Applications (1)

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

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2001214316 2001-07-13
JP2004249120A JP4047313B2 (ja) 2001-07-13 2004-08-27 弾性表面波フィルタ

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP2002201850A Division 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

Publications (3)

Publication Number Publication Date
JP2005033821A JP2005033821A (ja) 2005-02-03
JP2005033821A5 JP2005033821A5 (https=) 2005-09-15
JP4047313B2 true JP4047313B2 (ja) 2008-02-13

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ID=34219768

Family Applications (1)

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

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JP (1) JP4047313B2 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8552819B2 (en) * 2011-10-26 2013-10-08 Triquint Semiconductor, Inc. High coupling, low loss saw filter and associated method

Also Published As

Publication number Publication date
JP2005033821A (ja) 2005-02-03

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