JP2000091869A - 弾性表面波フィルタとこれを用いた通信機器 - Google Patents

弾性表面波フィルタとこれを用いた通信機器

Info

Publication number
JP2000091869A
JP2000091869A JP11156168A JP15616899A JP2000091869A JP 2000091869 A JP2000091869 A JP 2000091869A JP 11156168 A JP11156168 A JP 11156168A JP 15616899 A JP15616899 A JP 15616899A JP 2000091869 A JP2000091869 A JP 2000091869A
Authority
JP
Japan
Prior art keywords
surface acoustic
acoustic wave
electrode
wave filter
comb
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.)
Pending
Application number
JP11156168A
Other languages
English (en)
Japanese (ja)
Other versions
JP2000091869A5 (enExample
Inventor
Masaru Matsunami
賢 松波
Kazunori Nishimura
和紀 西村
Tsutomu Igaki
努 井垣
Shigeru Tsuzuki
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 Holdings Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to JP11156168A priority Critical patent/JP2000091869A/ja
Publication of JP2000091869A publication Critical patent/JP2000091869A/ja
Publication of JP2000091869A5 publication Critical patent/JP2000091869A5/ja
Pending legal-status Critical Current

Links

Landscapes

  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
JP11156168A 1998-07-15 1999-06-03 弾性表面波フィルタとこれを用いた通信機器 Pending JP2000091869A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11156168A JP2000091869A (ja) 1998-07-15 1999-06-03 弾性表面波フィルタとこれを用いた通信機器

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP20000598 1998-07-15
JP10-200005 1998-07-15
JP11156168A JP2000091869A (ja) 1998-07-15 1999-06-03 弾性表面波フィルタとこれを用いた通信機器

Publications (2)

Publication Number Publication Date
JP2000091869A true JP2000091869A (ja) 2000-03-31
JP2000091869A5 JP2000091869A5 (enExample) 2005-07-14

Family

ID=26483982

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11156168A Pending JP2000091869A (ja) 1998-07-15 1999-06-03 弾性表面波フィルタとこれを用いた通信機器

Country Status (1)

Country Link
JP (1) JP2000091869A (enExample)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6650206B2 (en) 2000-09-13 2003-11-18 Matsushita Electric Industrial Co., Ltd. Surface acoustic wave filter and communication apparatus with the same
US6710683B2 (en) 2001-04-27 2004-03-23 Matsushita Electric Industrial Co., Ltd. Surface acoustic wave filter and communications apparatus using the same
US6841918B2 (en) 2000-07-26 2005-01-11 Murata Manufacturing Co., Ltd. Surface acoustic wave device
US7187101B2 (en) 2003-02-04 2007-03-06 Murata Manufacturing Co., Ltd. Surface acoustic wave filter
JP2014505441A (ja) * 2011-02-04 2014-02-27 エプコス アクチエンゲゼルシャフト 広帯域ｓａｗフィルタ
JP2015179901A (ja) * 2014-03-18 2015-10-08 日本電波工業株式会社 弾性波フィルタ

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6841918B2 (en) 2000-07-26 2005-01-11 Murata Manufacturing Co., Ltd. Surface acoustic wave device
US6960866B2 (en) 2000-07-26 2005-11-01 Murata Manufacturing Co., Ltd. Surface acoustic wave device
US6650206B2 (en) 2000-09-13 2003-11-18 Matsushita Electric Industrial Co., Ltd. Surface acoustic wave filter and communication apparatus with the same
US6710683B2 (en) 2001-04-27 2004-03-23 Matsushita Electric Industrial Co., Ltd. Surface acoustic wave filter and communications apparatus using the same
US7187101B2 (en) 2003-02-04 2007-03-06 Murata Manufacturing Co., Ltd. Surface acoustic wave filter
JP2014505441A (ja) * 2011-02-04 2014-02-27 エプコス アクチエンゲゼルシャフト 広帯域ｓａｗフィルタ
US8941451B2 (en) 2011-02-04 2015-01-27 Epcos Ag Broadband SAW filter
JP2015179901A (ja) * 2014-03-18 2015-10-08 日本電波工業株式会社 弾性波フィルタ

Similar Documents

Publication Publication Date Title
KR100346805B1 (ko) 탄성표면파장치
US7479855B2 (en) Longitudinally-coupled-resonator-type elastic wave filter device
US6522219B2 (en) Surface acoustic wave ladder filter with two series resonators having different apodization weighting
JP3498215B2 (ja) 弾性表面波フィルタ、弾性表面波装置および通信装置
US7439827B2 (en) Surface acoustic wave filter device
US6366002B1 (en) Surface acoustic wave device and communication device
JP2003309448A (ja) 弾性表面波装置、通信装置
US6781485B2 (en) Surface acoustic wave filter
EP1175006B1 (en) Longitudinal coupling surface acoustic wave filter
JPWO2000076067A1 (ja) 弾性表面波フィルタ
JPH07283682A (ja) 弾性表面波共振子フィルタ
JPH01208010A (ja) モノリシツクな格子型弾性表面波フイルタ
US6650206B2 (en) Surface acoustic wave filter and communication apparatus with the same
US7804384B2 (en) Acoustic wave filter device utilizing filters having different acoustic wave propagation directions
WO2001043284A1 (en) Saw device and communication device using saw device
US6469598B2 (en) SAW filter with unidirectional transducer and communication apparatus using the same
JP2000091869A (ja) 弾性表面波フィルタとこれを用いた通信機器
US7808344B2 (en) Boundary acoustic wave filter
JP3181090B2 (ja) 縦結合二重モードリーキーｓａｗフィルタ
JP2000091869A5 (enExample)
JPH05335881A (ja) 縦型２重モード弾性表面波フィルタ
JP3107392B2 (ja) 縦結合二重モードリーキーｓａｗフィルタ
JP3324424B2 (ja) 縦結合型弾性表面波共振子フィルタ
JP4454703B2 (ja) 弾性表面波フィルタ
JP3331733B2 (ja) 弾性表面波共振子フィルタ

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20041124

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20050315

RD01 Notification of change of attorney

Free format text: JAPANESE INTERMEDIATE CODE: A7421

Effective date: 20050629

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20050705