NO995220L - Bredbånds filter - Google Patents
Bredbånds filterInfo
- 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
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)
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)
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)
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 |
-
1998
- 1998-02-27 JP JP06414098A patent/JP3280617B2/ja not_active Expired - Lifetime
-
1999
- 1999-01-18 US US09/403,362 patent/US6369674B1/en not_active Expired - Lifetime
- 1999-01-18 DE DE69937431T patent/DE69937431T2/de not_active Expired - Lifetime
- 1999-01-18 WO PCT/JP1999/000127 patent/WO1999044285A1/ja active IP Right Grant
- 1999-01-18 EP EP99900334A patent/EP0980138B1/en not_active Expired - Lifetime
- 1999-10-26 NO NO19995220A patent/NO318449B1/no not_active IP Right Cessation
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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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM1K | Lapsed by not paying the annual fees |