CN102208906B - 声表面波装置 - Google Patents
声表面波装置 Download PDFInfo
- Publication number
- CN102208906B CN102208906B CN201110076295.7A CN201110076295A CN102208906B CN 102208906 B CN102208906 B CN 102208906B CN 201110076295 A CN201110076295 A CN 201110076295A CN 102208906 B CN102208906 B CN 102208906B
- Authority
- CN
- China
- Prior art keywords
- layer
- acoustic wave
- surface acoustic
- electrode layer
- single crystal
- 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.)
- Expired - Fee Related
Links
- 238000010897 surface acoustic wave method Methods 0.000 title claims abstract description 187
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 90
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 90
- 239000000758 substrate Substances 0.000 claims abstract description 90
- 239000013078 crystal Substances 0.000 claims abstract description 85
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 71
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims abstract description 41
- 229910052721 tungsten Inorganic materials 0.000 claims abstract description 41
- 239000010937 tungsten Substances 0.000 claims abstract description 41
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 35
- 235000012239 silicon dioxide Nutrition 0.000 claims abstract description 33
- 239000004020 conductor Substances 0.000 claims abstract description 17
- 229910052715 tantalum Inorganic materials 0.000 claims abstract description 15
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 claims abstract description 15
- 230000005484 gravity Effects 0.000 claims abstract description 8
- 239000010936 titanium Substances 0.000 claims description 50
- NRTOMJZYCJJWKI-UHFFFAOYSA-N Titanium nitride Chemical compound [Ti]#N NRTOMJZYCJJWKI-UHFFFAOYSA-N 0.000 claims description 44
- 229910052719 titanium Inorganic materials 0.000 claims description 31
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 claims description 30
- 238000004519 manufacturing process Methods 0.000 claims description 29
- 238000000034 method Methods 0.000 claims description 16
- 230000000644 propagated effect Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 30
- 238000004544 sputter deposition Methods 0.000 description 25
- 238000005259 measurement Methods 0.000 description 23
- 229910004298 SiO 2 Inorganic materials 0.000 description 21
- 229910013641 LiNbO 3 Inorganic materials 0.000 description 14
- 239000000463 material Substances 0.000 description 14
- 238000001020 plasma etching Methods 0.000 description 11
- 239000007789 gas Substances 0.000 description 10
- 230000015556 catabolic process Effects 0.000 description 7
- 238000006731 degradation reaction Methods 0.000 description 7
- 238000000206 photolithography Methods 0.000 description 7
- 229910018182 Al—Cu Inorganic materials 0.000 description 6
- 229910045601 alloy Inorganic materials 0.000 description 6
- 239000000956 alloy Substances 0.000 description 6
- 229910052751 metal Inorganic materials 0.000 description 6
- 239000002184 metal Substances 0.000 description 6
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 6
- WSMQKESQZFQMFW-UHFFFAOYSA-N 5-methyl-pyrazole-3-carboxylic acid Chemical compound CC1=CC(C(O)=O)=NN1 WSMQKESQZFQMFW-UHFFFAOYSA-N 0.000 description 5
- GQYHUHYESMUTHG-UHFFFAOYSA-N lithium niobate Chemical compound [Li+].[O-][Nb](=O)=O GQYHUHYESMUTHG-UHFFFAOYSA-N 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 239000010408 film Substances 0.000 description 4
- 239000010931 gold Substances 0.000 description 4
- 238000000992 sputter etching Methods 0.000 description 4
- 238000002425 crystallisation Methods 0.000 description 3
- 230000008025 crystallization Effects 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- 238000001259 photo etching Methods 0.000 description 3
- 239000010409 thin film Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000000151 deposition Methods 0.000 description 2
- 230000006866 deterioration Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 229910052741 iridium Inorganic materials 0.000 description 2
- GKOZUEZYRPOHIO-UHFFFAOYSA-N iridium atom Chemical compound [Ir] GKOZUEZYRPOHIO-UHFFFAOYSA-N 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 229910052762 osmium Inorganic materials 0.000 description 2
- SYQBFIAQOQZEGI-UHFFFAOYSA-N osmium atom Chemical compound [Os] SYQBFIAQOQZEGI-UHFFFAOYSA-N 0.000 description 2
- 229910052697 platinum Inorganic materials 0.000 description 2
- 229910052702 rhenium Inorganic materials 0.000 description 2
- WUAPFZMCVAUBPE-UHFFFAOYSA-N rhenium atom Chemical compound [Re] WUAPFZMCVAUBPE-UHFFFAOYSA-N 0.000 description 2
- BLOIXGFLXPCOGW-UHFFFAOYSA-N [Ti].[Sn] Chemical compound [Ti].[Sn] BLOIXGFLXPCOGW-UHFFFAOYSA-N 0.000 description 1
- 229940024548 aluminum oxide Drugs 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 238000001312 dry etching Methods 0.000 description 1
- 238000010295 mobile communication Methods 0.000 description 1
- 230000000877 morphologic effect Effects 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
- H03H9/02—Details
- H03H9/02007—Details of bulk acoustic wave devices
- H03H9/02086—Means for compensation or elimination of undesirable effects
- H03H9/02149—Means for compensation or elimination of undesirable effects of ageing changes of characteristics, e.g. electro-acousto-migration
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
- H03H9/02—Details
- H03H9/02007—Details of bulk acoustic wave devices
- H03H9/02015—Characteristics of piezoelectric layers, e.g. cutting angles
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
- H03H9/02—Details
- H03H9/02535—Details of surface acoustic wave devices
- H03H9/02818—Means for compensation or elimination of undesirable effects
- H03H9/02944—Means for compensation or elimination of undesirable effects of ohmic loss
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T29/00—Metal working
- Y10T29/42—Piezoelectric device making
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
Abstract
Description
Claims (5)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2010-076633 | 2010-03-30 | ||
JP2010076633A JP5341006B2 (ja) | 2010-03-30 | 2010-03-30 | 弾性表面波装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102208906A CN102208906A (zh) | 2011-10-05 |
CN102208906B true CN102208906B (zh) | 2014-08-20 |
Family
ID=44697591
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201110076295.7A Expired - Fee Related CN102208906B (zh) | 2010-03-30 | 2011-03-29 | 声表面波装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US8829762B2 (zh) |
JP (1) | JP5341006B2 (zh) |
CN (1) | CN102208906B (zh) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104205633B (zh) * | 2012-03-23 | 2016-10-26 | 株式会社村田制作所 | 弹性波滤波器元件以及其制造方法 |
WO2014185331A1 (ja) * | 2013-05-14 | 2014-11-20 | 株式会社村田製作所 | 弾性波装置およびその製造方法 |
CN104333341B (zh) * | 2014-11-14 | 2018-01-09 | 中国电子科技集团公司第二十六研究所 | 声表面波器件抗300℃高温剥离方法 |
KR20170086628A (ko) * | 2014-12-25 | 2017-07-26 | 가부시키가이샤 무라타 세이사쿠쇼 | 탄성파 장치 |
KR101652297B1 (ko) * | 2015-03-31 | 2016-08-31 | (주)와이솔 | Saw 필터 |
WO2018125101A1 (en) * | 2016-12-28 | 2018-07-05 | Intel Corporation | Surface acoustic wave resonator structure |
JP7428237B2 (ja) * | 2020-03-18 | 2024-02-06 | 株式会社村田製作所 | 弾性波装置及び複合フィルタ装置 |
CN113098419B (zh) * | 2021-04-07 | 2024-12-27 | 清华大学 | 一种基于刻蚀压电薄膜的高机电耦合系数声表面波器件 |
WO2022264914A1 (ja) * | 2021-06-17 | 2022-12-22 | 株式会社村田製作所 | 弾性波装置 |
JP7364196B2 (ja) * | 2021-09-24 | 2023-10-18 | 三安ジャパンテクノロジー株式会社 | 弾性波デバイス、モジュール |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0982857A2 (en) * | 1998-08-21 | 2000-03-01 | Murata Manufacturing Co., Ltd. | Surface acoustic wave resonator, surface acoustic wave filter, duplexer, communications apparatus and surface acoustic wave apparatus, and production method of surface acoustic wave device |
CN1273458A (zh) * | 1999-05-07 | 2000-11-15 | 株式会社村田制作所 | 声表面波谐振器、声表面波装置和通信装置 |
JP2001094383A (ja) * | 1999-09-20 | 2001-04-06 | Toshiba Corp | 弾性表面波装置およびその製造方法 |
JP2002135075A (ja) * | 2000-10-26 | 2002-05-10 | Murata Mfg Co Ltd | 弾性表面波素子 |
JP2003101372A (ja) * | 2001-09-21 | 2003-04-04 | Tdk Corp | 弾性表面波装置およびその製造方法 |
JP2006005434A (ja) * | 2004-06-15 | 2006-01-05 | Seiko Epson Corp | 弾性表面波素子の製造方法および弾性表面波素子の温度特性調整方法 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69905734T2 (de) * | 1999-05-31 | 2003-07-10 | Tdk Corp., Tokio/Tokyo | Oberflächenwellenanordnung |
JP3376969B2 (ja) * | 1999-09-02 | 2003-02-17 | 株式会社村田製作所 | 弾性表面波装置及びその製造方法 |
US6626026B2 (en) * | 2000-04-07 | 2003-09-30 | Interuniversitair Microelektronica Centrum (Imec) | Acoustic wave based sensor |
EP2161836B1 (en) * | 2001-12-28 | 2012-09-26 | Panasonic Corporation | Surface acoustic wave device, electronic component using the device, and composite module |
JP2005269606A (ja) * | 2004-02-18 | 2005-09-29 | Sanyo Electric Co Ltd | 弾性表面波素子及びこれを具えた弾性表面波フィルター |
TWI325687B (en) * | 2006-02-23 | 2010-06-01 | Murata Manufacturing Co | Boundary acoustic wave device and method for producing the same |
-
2010
- 2010-03-30 JP JP2010076633A patent/JP5341006B2/ja not_active Expired - Fee Related
-
2011
- 2011-03-29 CN CN201110076295.7A patent/CN102208906B/zh not_active Expired - Fee Related
- 2011-03-29 US US13/064,490 patent/US8829762B2/en not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0982857A2 (en) * | 1998-08-21 | 2000-03-01 | Murata Manufacturing Co., Ltd. | Surface acoustic wave resonator, surface acoustic wave filter, duplexer, communications apparatus and surface acoustic wave apparatus, and production method of surface acoustic wave device |
CN1273458A (zh) * | 1999-05-07 | 2000-11-15 | 株式会社村田制作所 | 声表面波谐振器、声表面波装置和通信装置 |
JP2001094383A (ja) * | 1999-09-20 | 2001-04-06 | Toshiba Corp | 弾性表面波装置およびその製造方法 |
JP2002135075A (ja) * | 2000-10-26 | 2002-05-10 | Murata Mfg Co Ltd | 弾性表面波素子 |
JP2003101372A (ja) * | 2001-09-21 | 2003-04-04 | Tdk Corp | 弾性表面波装置およびその製造方法 |
JP2006005434A (ja) * | 2004-06-15 | 2006-01-05 | Seiko Epson Corp | 弾性表面波素子の製造方法および弾性表面波素子の温度特性調整方法 |
Also Published As
Publication number | Publication date |
---|---|
CN102208906A (zh) | 2011-10-05 |
JP2011211460A (ja) | 2011-10-20 |
JP5341006B2 (ja) | 2013-11-13 |
US20110241480A1 (en) | 2011-10-06 |
US8829762B2 (en) | 2014-09-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
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 | ||
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20170117 Address after: Munich, Germany Patentee after: EPCOS AG Address before: China Hongkong Sha Hongkong Academy of science and technology center of new East Road No. six Patentee before: SAE MAGNETICS (H.K.) Ltd. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20170522 Address after: California, USA Patentee after: SNAPTRACK, Inc. Address before: Munich, Germany Patentee before: Epcos Ag |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140820 |