CN1543064A - 弹性表面波器件 - Google Patents
弹性表面波器件 Download PDFInfo
- Publication number
- CN1543064A CN1543064A CNA2004100595367A CN200410059536A CN1543064A CN 1543064 A CN1543064 A CN 1543064A CN A2004100595367 A CNA2004100595367 A CN A2004100595367A CN 200410059536 A CN200410059536 A CN 200410059536A CN 1543064 A CN1543064 A CN 1543064A
- Authority
- CN
- China
- Prior art keywords
- electrode
- surface wave
- saw
- elastic surface
- 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.)
- Granted
Links
- 230000015572 biosynthetic process Effects 0.000 claims description 58
- 239000000758 substrate Substances 0.000 claims description 16
- 230000005540 biological transmission Effects 0.000 claims description 9
- 238000004806 packaging method and process Methods 0.000 claims description 3
- 230000008878 coupling Effects 0.000 abstract description 6
- 238000010168 coupling process Methods 0.000 abstract description 6
- 238000005859 coupling reaction Methods 0.000 abstract description 6
- 238000005755 formation reaction Methods 0.000 description 53
- 238000000034 method Methods 0.000 description 12
- 238000001914 filtration Methods 0.000 description 11
- 230000000694 effects Effects 0.000 description 7
- 230000008676 import Effects 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000003068 static effect Effects 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 239000004411 aluminium Substances 0.000 description 2
- 229920002120 photoresistant polymer Polymers 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- WSMQKESQZFQMFW-UHFFFAOYSA-N 5-methyl-pyrazole-3-carboxylic acid Chemical compound CC1=CC(C(O)=O)=NN1 WSMQKESQZFQMFW-UHFFFAOYSA-N 0.000 description 1
- 229910012463 LiTaO3 Inorganic materials 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
Images
Classifications
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- 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
-
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/0023—Balance-unbalance or balance-balance networks
- H03H9/0028—Balance-unbalance or balance-balance networks using surface acoustic wave devices
- H03H9/0033—Balance-unbalance or balance-balance networks using surface acoustic wave devices having one acoustic track only
- H03H9/0038—Balance-unbalance or balance-balance networks using surface acoustic wave devices having one acoustic track only the balanced terminals being on the same side of the track
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/0023—Balance-unbalance or balance-balance networks
- H03H9/0028—Balance-unbalance or balance-balance networks using surface acoustic wave devices
- H03H9/0047—Balance-unbalance or balance-balance networks using surface acoustic wave devices having two acoustic tracks
- H03H9/0066—Balance-unbalance or balance-balance networks using surface acoustic wave devices having two acoustic tracks being electrically parallel
- H03H9/0071—Balance-unbalance or balance-balance networks using surface acoustic wave devices having two acoustic tracks being electrically parallel the balanced terminals being on the same side of the tracks
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/02—Details
- H03H9/02535—Details of surface acoustic wave devices
- H03H9/02637—Details concerning reflective or coupling arrays
- H03H9/02685—Grating lines having particular arrangements
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/02—Details
- H03H9/125—Driving means, e.g. electrodes, coils
- H03H9/145—Driving means, e.g. electrodes, coils for networks using surface acoustic waves
- H03H9/14544—Transducers of particular shape or position
- H03H9/14588—Horizontally-split transducers
-
- 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
- H03H9/643—Means for obtaining a particular transfer characteristic the transfer characteristic being determined by reflective or coupling array characteristics
-
- 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
- H03H9/644—Coupled resonator filters having two acoustic tracks
- H03H9/6456—Coupled resonator filters having two acoustic tracks being electrically coupled
- H03H9/6469—Coupled resonator filters having two acoustic tracks being electrically coupled via two connecting electrodes
-
- 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
- H03H9/644—Coupled resonator filters having two acoustic tracks
- H03H9/6456—Coupled resonator filters having two acoustic tracks being electrically coupled
- H03H9/6469—Coupled resonator filters having two acoustic tracks being electrically coupled via two connecting electrodes
- H03H9/6473—Coupled resonator filters having two acoustic tracks being electrically coupled via two connecting electrodes the electrodes being electrically interconnected
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
Abstract
Description
Claims (19)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP94940/2003 | 2003-03-31 | ||
JP94940/03 | 2003-03-31 | ||
JP2003094940A JP2004304513A (ja) | 2003-03-31 | 2003-03-31 | 弾性表面波装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1543064A true CN1543064A (zh) | 2004-11-03 |
CN1543064B CN1543064B (zh) | 2010-09-08 |
Family
ID=33156635
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2004100595367A Expired - Lifetime CN1543064B (zh) | 2003-03-31 | 2004-03-31 | 弹性表面波器件 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7019435B2 (zh) |
JP (1) | JP2004304513A (zh) |
KR (1) | KR100730890B1 (zh) |
CN (1) | CN1543064B (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101874348A (zh) * | 2008-03-27 | 2010-10-27 | 株式会社村田制作所 | 弹性波滤波装置 |
CN102067447A (zh) * | 2008-06-16 | 2011-05-18 | 株式会社村田制作所 | 弹性边界波装置 |
CN102590731A (zh) * | 2012-01-17 | 2012-07-18 | 中国科学院上海微系统与信息技术研究所 | 一种实现红外焦平面阵列探测器中硅读出电路测试的方法 |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3918102B2 (ja) * | 2004-06-30 | 2007-05-23 | 株式会社村田製作所 | バランス型弾性波フィルタ及び弾性波フィルタ装置 |
US7198725B2 (en) * | 2004-11-05 | 2007-04-03 | Chi-Yen Shen | Method for making a surface acoustic wave device package |
JP4607572B2 (ja) * | 2004-12-24 | 2011-01-05 | 日本電波工業株式会社 | 弾性表面波フィルタ |
EP1867980A4 (en) * | 2005-04-06 | 2014-03-05 | Murata Manufacturing Co | SURFACE WAVE SENSOR DEVICE |
US7619347B1 (en) | 2005-05-24 | 2009-11-17 | Rf Micro Devices, Inc. | Layer acoustic wave device and method of making the same |
JP4294632B2 (ja) * | 2005-10-26 | 2009-07-15 | 富士通メディアデバイス株式会社 | 弾性表面波装置 |
CN101292421B (zh) * | 2005-10-27 | 2011-08-24 | 京瓷株式会社 | 声表面波装置和通信装置 |
JP4841311B2 (ja) * | 2006-05-19 | 2011-12-21 | 京セラ株式会社 | 基板実装型弾性表面波装置及びその製造方法並びに通信装置 |
JP4244057B2 (ja) * | 2006-08-30 | 2009-03-25 | 富士通メディアデバイス株式会社 | バランスフィルタおよび分波器 |
JP4901398B2 (ja) * | 2006-09-28 | 2012-03-21 | 京セラ株式会社 | 弾性表面波装置 |
JP5019858B2 (ja) * | 2006-11-29 | 2012-09-05 | 京セラ株式会社 | 弾性表面波装置及び通信装置 |
US8490260B1 (en) | 2007-01-17 | 2013-07-23 | Rf Micro Devices, Inc. | Method of manufacturing SAW device substrates |
US7408286B1 (en) * | 2007-01-17 | 2008-08-05 | Rf Micro Devices, Inc. | Piezoelectric substrate for a saw device |
DE112008002700B9 (de) * | 2007-10-17 | 2015-04-02 | Murata Manufacturing Co., Ltd. | Symmetrische Schallwellenfiltervorrichtung und Wellenparameterfilter |
US8138858B1 (en) * | 2007-10-29 | 2012-03-20 | Rf Micro Devices, Inc. | Architectures using multiple dual-mode surface acoustic wave devices |
JP5016467B2 (ja) * | 2007-12-14 | 2012-09-05 | 太陽誘電株式会社 | 弾性波フィルタ |
WO2010001534A1 (ja) * | 2008-07-04 | 2010-01-07 | 株式会社村田製作所 | 弾性波フィルタ装置 |
WO2011077773A1 (ja) * | 2009-12-25 | 2011-06-30 | 株式会社村田製作所 | 分波器 |
JP5672420B1 (ja) * | 2013-06-13 | 2015-02-18 | 株式会社村田製作所 | 弾性表面波フィルタ、弾性表面波フィルタ装置およびデュプレクサ |
US10461720B2 (en) * | 2017-09-21 | 2019-10-29 | Snaptrack, Inc. | Acoustic filter |
US11545960B2 (en) | 2018-11-16 | 2023-01-03 | Skyworks Solutions, Inc. | Multi-mode surface acoustic wave filter with slanted acoustic reflectors |
KR102331130B1 (ko) * | 2020-01-06 | 2021-11-26 | (주)와이솔 | 수신 필터회로 및 이것을 가진 공용기 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3825779A (en) | 1973-03-30 | 1974-07-23 | Westinghouse Electric Corp | Interdigital mosaic thin film shear transducer |
JPS62105514A (ja) | 1985-11-01 | 1987-05-16 | Kokusai Denshin Denwa Co Ltd <Kdd> | 弾性表面波フイルタバンク |
JPH0555872A (ja) * | 1991-08-21 | 1993-03-05 | Toyo Commun Equip Co Ltd | 二段縦続接続二重モードsawフイルタ |
JPH05167387A (ja) * | 1991-12-12 | 1993-07-02 | Fujitsu Ltd | 弾性表面波デバイス |
DE69323163T2 (de) | 1992-12-01 | 1999-06-02 | Japan Radio Co Ltd | Akustischer Oberflächenwellenfilter und mobiles Kommunikationssystem mit solchem Filter |
JP3424971B2 (ja) | 1994-01-20 | 2003-07-07 | 松下電器産業株式会社 | 弾性表面波フィルタ |
JPH08265087A (ja) | 1995-03-22 | 1996-10-11 | Mitsubishi Electric Corp | 弾性表面波フィルタ |
JP3239064B2 (ja) | 1996-05-28 | 2001-12-17 | 富士通株式会社 | 弾性表面波装置 |
JPH10224179A (ja) | 1997-02-12 | 1998-08-21 | Toyo Commun Equip Co Ltd | 二重モードsawフィルタ |
JP3266846B2 (ja) | 1998-01-20 | 2002-03-18 | 東洋通信機株式会社 | 反射反転型弾性表面波変換器及びフィルタ |
US6720842B2 (en) | 2000-02-14 | 2004-04-13 | Murata Manufacturing Co., Ltd. | Surface acoustic wave filter device having first through third surface acoustic wave filter elements |
JP2001267881A (ja) * | 2000-03-17 | 2001-09-28 | Fujitsu Media Device Kk | 弾性表面波デバイス及びこれを用いた通信装置、並びにアンテナデュプレクサ |
JP3687566B2 (ja) | 2000-07-25 | 2005-08-24 | 株式会社村田製作所 | 縦結合共振子型弾性表面波フィルタ |
JP3478260B2 (ja) | 2000-10-27 | 2003-12-15 | 株式会社村田製作所 | 弾性表面波フィルタおよび通信機装置 |
JP3384403B2 (ja) * | 2001-03-01 | 2003-03-10 | 株式会社村田製作所 | 弾性表面波装置、通信装置 |
JP3509771B2 (ja) * | 2001-04-18 | 2004-03-22 | 株式会社村田製作所 | 弾性表面波フィルタ装置、通信装置 |
JP2002319843A (ja) | 2001-04-19 | 2002-10-31 | Matsushita Electric Ind Co Ltd | 弾性表面波装置 |
JP3435146B2 (ja) | 2001-04-23 | 2003-08-11 | 富士通株式会社 | 弾性表面波装置 |
JP3780415B2 (ja) | 2001-06-12 | 2006-05-31 | 株式会社村田製作所 | 縦結合共振子型弾性表面波フィルタ、およびそれを用いた通信機装置 |
-
2003
- 2003-03-31 JP JP2003094940A patent/JP2004304513A/ja active Pending
-
2004
- 2004-03-30 KR KR1020040021602A patent/KR100730890B1/ko active IP Right Grant
- 2004-03-30 US US10/812,026 patent/US7019435B2/en active Active
- 2004-03-31 CN CN2004100595367A patent/CN1543064B/zh not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101874348A (zh) * | 2008-03-27 | 2010-10-27 | 株式会社村田制作所 | 弹性波滤波装置 |
CN102067447A (zh) * | 2008-06-16 | 2011-05-18 | 株式会社村田制作所 | 弹性边界波装置 |
CN102590731A (zh) * | 2012-01-17 | 2012-07-18 | 中国科学院上海微系统与信息技术研究所 | 一种实现红外焦平面阵列探测器中硅读出电路测试的方法 |
Also Published As
Publication number | Publication date |
---|---|
CN1543064B (zh) | 2010-09-08 |
JP2004304513A (ja) | 2004-10-28 |
US20040207491A1 (en) | 2004-10-21 |
US7019435B2 (en) | 2006-03-28 |
KR100730890B1 (ko) | 2007-06-22 |
KR20040086773A (ko) | 2004-10-12 |
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Legal Events
Date | Code | Title | Description |
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C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: SKYWORKS PANASONIC FILTRATE SOLUTIONS JAPAN CO., L Free format text: FORMER OWNER: MATSUSHITA ELECTRIC INDUSTRIAL CO, LTD. Effective date: 20150123 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20150123 Address after: Osaka Japan Patentee after: Tiangong Panasonic Filter Solutions Japan Co.,Ltd. Address before: Osaka Japan Patentee before: Matsushita Electric Industrial Co.,Ltd. |
|
C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: Osaka Japan Patentee after: SKYWORKS PANASONIC FILTER SOLUTIONS JAPAN CO.,LTD. Address before: Osaka Japan Patentee before: Tiangong Panasonic Filter Solutions Japan Co.,Ltd. |
|
CX01 | Expiry of patent term |
Granted publication date: 20100908 |
|
CX01 | Expiry of patent term |