JP4251476B2 - 弾性表面波フィルタ素子 - Google Patents

弾性表面波フィルタ素子 Download PDF

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Publication number
JP4251476B2
JP4251476B2 JP2002311730A JP2002311730A JP4251476B2 JP 4251476 B2 JP4251476 B2 JP 4251476B2 JP 2002311730 A JP2002311730 A JP 2002311730A JP 2002311730 A JP2002311730 A JP 2002311730A JP 4251476 B2 JP4251476 B2 JP 4251476B2
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JP
Japan
Prior art keywords
electrode
acoustic wave
surface acoustic
circuit board
wave filter
Prior art date
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Expired - Fee Related
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JP2002311730A
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English (en)
Japanese (ja)
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JP2003204243A (ja
JP2003204243A5 (enrdf_load_stackoverflow
Inventor
弘幸 中村
慶治 大西
昭雄 常川
茂 都築
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 JP2002311730A priority Critical patent/JP4251476B2/ja
Publication of JP2003204243A publication Critical patent/JP2003204243A/ja
Publication of JP2003204243A5 publication Critical patent/JP2003204243A5/ja
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Publication of JP4251476B2 publication Critical patent/JP4251476B2/ja
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
JP2002311730A 2001-10-29 2002-10-25 弾性表面波フィルタ素子 Expired - Fee Related JP4251476B2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2002311730A JP4251476B2 (ja) 2001-10-29 2002-10-25 弾性表面波フィルタ素子

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2001-330435 2001-10-29
JP2001330435 2001-10-29
JP2002311730A JP4251476B2 (ja) 2001-10-29 2002-10-25 弾性表面波フィルタ素子

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP2008241784A Division JP2008306773A (ja) 2001-10-29 2008-09-19 弾性表面波フィルタ素子

Publications (3)

Publication Number Publication Date
JP2003204243A JP2003204243A (ja) 2003-07-18
JP2003204243A5 JP2003204243A5 (enrdf_load_stackoverflow) 2005-12-08
JP4251476B2 true JP4251476B2 (ja) 2009-04-08

Family

ID=27666585

Family Applications (1)

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JP2002311730A Expired - Fee Related JP4251476B2 (ja) 2001-10-29 2002-10-25 弾性表面波フィルタ素子

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JP (1) JP4251476B2 (enrdf_load_stackoverflow)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4222197B2 (ja) 2003-02-24 2009-02-12 株式会社村田製作所 弾性表面波フィルタ、通信機
JP4548418B2 (ja) * 2004-04-16 2010-09-22 エプソントヨコム株式会社 平衡型弾性表面波フィルタ
JP4386074B2 (ja) * 2004-07-23 2009-12-16 株式会社村田製作所 弾性表面波装置
JP2006197554A (ja) 2004-12-17 2006-07-27 Seiko Epson Corp 弾性表面波デバイス及びその製造方法、ｉｃカード、携帯用電子機器
JP4876658B2 (ja) * 2006-03-23 2012-02-15 パナソニック株式会社 弾性表面波フィルタ及びそれを用いた通信機器
JP4873010B2 (ja) * 2006-09-28 2012-02-08 株式会社村田製作所 バランス型弾性波フィルタ装置
WO2010029657A1 (ja) * 2008-09-09 2010-03-18 株式会社村田製作所 弾性波装置
JP5333403B2 (ja) 2010-10-12 2013-11-06 株式会社村田製作所 弾性表面波フィルタ装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05167387A (ja) * 1991-12-12 1993-07-02 Fujitsu Ltd 弾性表面波デバイス
JPH10290176A (ja) * 1997-04-11 1998-10-27 Sony Corp アンテナ共用装置
JP3869919B2 (ja) * 1997-11-05 2007-01-17 Ｔｄｋ株式会社 弾性表面波装置
JP2000138553A (ja) * 1998-10-30 2000-05-16 Kyocera Corp 弾性表面波フィルタ及びその製造方法
JP2000261285A (ja) * 1999-03-09 2000-09-22 Hitachi Media Electoronics Co Ltd 弾性表面波装置
EP1481474A1 (en) * 2002-03-06 2004-12-01 Matsushita Electric Industrial Co., Ltd. Surface acoustic wave filter, balanced type circuit, and communication apparatus

Also Published As

Publication number Publication date
JP2003204243A (ja) 2003-07-18

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