NO995220L - Bredbånds filter - Google Patents

Bredbånds filter

Info

Publication number
NO995220L
NO995220L NO995220A NO995220A NO995220L NO 995220 L NO995220 L NO 995220L NO 995220 A NO995220 A NO 995220A NO 995220 A NO995220 A NO 995220A NO 995220 L NO995220 L NO 995220L
Authority
NO
Norway
Prior art keywords
broadband filter
broadband
filter
Prior art date
Application number
NO995220A
Other languages
English (en)
Other versions
NO318449B1 (no
NO995220D0 (no
Inventor
Shozo Matsumoto
Yoshihisa Watanabe
Yuji Ogawa
Original Assignee
Toyo Communication Equip
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=13249485&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=NO995220(L) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Toyo Communication Equip filed Critical Toyo Communication Equip
Publication of NO995220D0 publication Critical patent/NO995220D0/no
Publication of NO995220L publication Critical patent/NO995220L/no
Publication of NO318449B1 publication Critical patent/NO318449B1/no

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
    • H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
    • H03H9/46—Filters
    • H03H9/64—Filters using surface acoustic waves
    • H03H9/6423—Means for obtaining a particular transfer characteristic
    • H03H9/6433—Coupled resonator filters
    • H03H9/6436—Coupled resonator filters having one acoustic track only

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)
NO19995220A 1998-02-27 1999-10-26 Anordning ved longitudinalt koblet multimodus overflateakustisk filter NO318449B1 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP06414098A JP3280617B2 (ja) 1998-02-27 1998-02-27 広帯域表面波フィルタ
PCT/JP1999/000127 WO1999044285A1 (fr) 1998-02-27 1999-01-18 Filtre a onde de surface a large bande

Publications (3)

Publication Number Publication Date
NO995220D0 NO995220D0 (no) 1999-10-26
NO995220L true NO995220L (no) 1999-10-26
NO318449B1 NO318449B1 (no) 2005-03-21

Family

ID=13249485

Family Applications (1)

Application Number Title Priority Date Filing Date
NO19995220A NO318449B1 (no) 1998-02-27 1999-10-26 Anordning ved longitudinalt koblet multimodus overflateakustisk filter

Country Status (6)

Country Link
US (1) US6369674B1 (no)
EP (1) EP0980138B1 (no)
JP (1) JP3280617B2 (no)
DE (1) DE69937431T2 (no)
NO (1) NO318449B1 (no)
WO (1) WO1999044285A1 (no)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002152001A (ja) * 2000-11-09 2002-05-24 Nec Corp 弾性表面波フィルタおよび弾性表面波フィルタ装置
JP2002176333A (ja) * 2000-12-07 2002-06-21 Fujitsu Media Device Kk 弾性表面波フィルタ
JP3928534B2 (ja) * 2002-02-28 2007-06-13 株式会社村田製作所 弾性表面波フィルタ
DE102004037819B4 (de) * 2004-08-04 2021-12-16 Snaptrack, Inc. Elektroakustisches Bauelement mit geringen Verlusten
JP5039290B2 (ja) * 2005-08-25 2012-10-03 太陽誘電株式会社 フィルタおよびアンテナ分波器
JP2012060422A (ja) * 2010-09-09 2012-03-22 Seiko Epson Corp 弾性表面波デバイス、電子機器及びセンサー装置
JP2012065272A (ja) * 2010-09-17 2012-03-29 Nippon Dempa Kogyo Co Ltd 弾性波デバイス
JP6441590B2 (ja) * 2014-05-23 2018-12-19 太陽誘電株式会社 弾性波デバイス

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5885617A (ja) 1981-11-18 1983-05-23 Hitachi Ltd 弾性表面波装置
JPS62130010A (ja) 1985-12-02 1987-06-12 Alps Electric Co Ltd 弾性表面波素子およびその製造方法
JPH02250412A (ja) 1989-03-23 1990-10-08 Murata Mfg Co Ltd 弾性表面波装置
JPH03182111A (ja) * 1989-12-11 1991-08-08 Seiko Epson Corp 弾性表面波装置
JPH0440705A (ja) 1990-06-06 1992-02-12 Murata Mfg Co Ltd 縦型２重モード弾性表面波フィルタ
JP3107392B2 (ja) 1990-11-30 2000-11-06 東洋通信機株式会社 縦結合二重モードリーキーｓａｗフィルタ
JP3181090B2 (ja) * 1992-03-04 2001-07-03 東洋通信機株式会社 縦結合二重モードリーキーｓａｗフィルタ
JPH05315886A (ja) * 1992-05-14 1993-11-26 Matsushita Electric Ind Co Ltd 弾性表面波フィルタ
JP3298251B2 (ja) 1993-08-24 2002-07-02 株式会社村田製作所 弾性表面波装置
JPH07307640A (ja) * 1994-03-17 1995-11-21 Fujitsu Ltd 弾性表面波デバイス
JPH08321743A (ja) 1995-05-25 1996-12-03 Sanyo Electric Co Ltd 弾性表面波フィルタ
JP3514015B2 (ja) * 1995-12-28 2004-03-31 株式会社村田製作所 弾性表面波装置及びその製造方法
JPH10270983A (ja) * 1997-03-27 1998-10-09 Hitachi Media Electron:Kk 弾性表面波バンドパスフィルタ
JPH10276062A (ja) * 1997-03-31 1998-10-13 Sanyo Electric Co Ltd 弾性表面波デバイス
JP3182111B2 (ja) 1997-03-31 2001-07-03 日立ソフトウエアエンジニアリング株式会社 プログラムテスト支援装置

Also Published As

Publication number Publication date
EP0980138A1 (en) 2000-02-16
DE69937431T2 (de) 2008-08-21
NO318449B1 (no) 2005-03-21
WO1999044285A1 (fr) 1999-09-02
US6369674B1 (en) 2002-04-09
NO995220D0 (no) 1999-10-26
EP0980138A4 (en) 2002-01-02
DE69937431D1 (de) 2007-12-13
JP3280617B2 (ja) 2002-05-13
EP0980138B1 (en) 2007-10-31
JPH11251868A (ja) 1999-09-17

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