CN107819449A - 一种超宽带声表面波谐振器及滤波器 - Google Patents
一种超宽带声表面波谐振器及滤波器 Download PDFInfo
- Publication number
- CN107819449A CN107819449A CN201711258998.5A CN201711258998A CN107819449A CN 107819449 A CN107819449 A CN 107819449A CN 201711258998 A CN201711258998 A CN 201711258998A CN 107819449 A CN107819449 A CN 107819449A
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- China
- Prior art keywords
- resonator
- wide band
- ultra wide
- band saw
- ultra
- 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.)
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Links
- 238000010897 surface acoustic wave method Methods 0.000 title claims abstract 6
- 229910052751 metal Inorganic materials 0.000 claims abstract description 18
- 239000002184 metal Substances 0.000 claims abstract description 18
- 239000000758 substrate Substances 0.000 claims abstract description 11
- 239000010949 copper Substances 0.000 claims abstract description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 7
- 229910052802 copper Inorganic materials 0.000 claims abstract description 7
- GQYHUHYESMUTHG-UHFFFAOYSA-N lithium niobate Chemical compound [Li+].[O-][Nb](=O)=O GQYHUHYESMUTHG-UHFFFAOYSA-N 0.000 claims abstract description 7
- 238000001914 filtration Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 5
- 239000000463 material Substances 0.000 abstract description 4
- 230000024241 parasitism Effects 0.000 abstract description 2
- 238000007747 plating Methods 0.000 abstract description 2
- 239000011248 coating agent Substances 0.000 abstract 1
- 238000000576 coating method Methods 0.000 abstract 1
- 230000005764 inhibitory process Effects 0.000 abstract 1
- 230000003071 parasitic effect Effects 0.000 description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 3
- 229910052744 lithium Inorganic materials 0.000 description 3
- 230000001629 suppression Effects 0.000 description 3
- 229910003327 LiNbO3 Inorganic materials 0.000 description 2
- 239000002253 acid Substances 0.000 description 2
- 238000005457 optimization Methods 0.000 description 2
- 241000208340 Araliaceae Species 0.000 description 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 description 1
- 235000003140 Panax quinquefolius Nutrition 0.000 description 1
- LFYJSSARVMHQJB-QIXNEVBVSA-N bakuchiol Chemical compound CC(C)=CCC[C@@](C)(C=C)\C=C\C1=CC=C(O)C=C1 LFYJSSARVMHQJB-QIXNEVBVSA-N 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 235000008434 ginseng Nutrition 0.000 description 1
- 238000009331 sowing Methods 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 devices; Electromechanical resonators
- H03H9/02—Details
- H03H9/02535—Details of surface acoustic wave devices
- H03H9/02543—Characteristics of substrate, e.g. cutting angles
- H03H9/02559—Characteristics of substrate, e.g. cutting angles of lithium niobate or lithium-tantalate substrates
-
- 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
- H03H9/14538—Formation
- H03H9/14541—Multilayer finger or busbar electrode
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H9/15—Constructional features of resonators consisting of piezoelectric or electrostrictive material
- H03H9/17—Constructional features of resonators consisting of piezoelectric or electrostrictive material having a single resonator
-
- 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
- H03H9/6406—Filters characterised by a particular frequency characteristic
Landscapes
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
Abstract
Description
Claims (4)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201711258998.5A CN107819449B (zh) | 2017-12-04 | 2017-12-04 | 一种超宽带声表面波谐振器及滤波器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201711258998.5A CN107819449B (zh) | 2017-12-04 | 2017-12-04 | 一种超宽带声表面波谐振器及滤波器 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN107819449A true CN107819449A (zh) | 2018-03-20 |
CN107819449B CN107819449B (zh) | 2021-05-04 |
Family
ID=61606705
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201711258998.5A Active CN107819449B (zh) | 2017-12-04 | 2017-12-04 | 一种超宽带声表面波谐振器及滤波器 |
Country Status (1)
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CN (1) | CN107819449B (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109361372A (zh) * | 2018-10-12 | 2019-02-19 | 中国电子科技集团公司第二十六研究所 | 一种温度补偿型低损耗超宽带谐振器及滤波器 |
Citations (13)
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DE3373600D1 (en) * | 1982-01-11 | 1987-10-15 | Hitachi Ltd | Surface acoustic wave transmission device |
CN1335675A (zh) * | 2000-06-26 | 2002-02-13 | 株式会社村田制作所 | 纵向耦合谐振器型声表面波滤波器以及包括这种滤波器的通信设备 |
CN1722614A (zh) * | 2004-07-13 | 2006-01-18 | 中国科学院声学研究所 | 一种声表面波双工器 |
US7602313B2 (en) * | 1995-06-07 | 2009-10-13 | Intelligent Technologies International, Inc. | License plate including transponder |
CN101729035A (zh) * | 2008-10-24 | 2010-06-09 | 中国科学院微电子研究所 | 基于微机电技术制作声表面波相关器的方法 |
CN202652159U (zh) * | 2012-07-17 | 2013-01-02 | 中国科学院声学研究所 | 一种二维压电声子晶体射频声波导 |
CN103117727A (zh) * | 2013-02-06 | 2013-05-22 | 中国电子科技集团公司第二十六研究所 | 一种高阻抗声表面波谐振器 |
CN103888098A (zh) * | 2014-04-10 | 2014-06-25 | 天津理工大学 | 运用喷墨打印工艺制备叉指换能器和反射栅的方法 |
CN105703734A (zh) * | 2016-01-12 | 2016-06-22 | 浙江大学 | 基于声表面波的柔性微米线电极的制造方法及装置 |
CN106338164A (zh) * | 2015-07-06 | 2017-01-18 | 中南大学 | 基于声表面波发生器件的热声回热器 |
CN106487351A (zh) * | 2015-09-02 | 2017-03-08 | 雷森南特责任有限公司 | 优化表面声波滤波器的输入阻抗的方法 |
FR2998420B1 (fr) * | 2012-11-22 | 2017-06-09 | Centre Nat De La Rech Scient (C N R S) | Transducteur a ondes elastiques de surface se propageant sur un substrat en niobate de lithium ou en tantalate de lithium. |
CN107017862A (zh) * | 2016-06-20 | 2017-08-04 | 石以瑄 | 可调谐表面声波谐振器和过滤器 |
-
2017
- 2017-12-04 CN CN201711258998.5A patent/CN107819449B/zh active Active
Patent Citations (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3373600D1 (en) * | 1982-01-11 | 1987-10-15 | Hitachi Ltd | Surface acoustic wave transmission device |
US7602313B2 (en) * | 1995-06-07 | 2009-10-13 | Intelligent Technologies International, Inc. | License plate including transponder |
CN1335675A (zh) * | 2000-06-26 | 2002-02-13 | 株式会社村田制作所 | 纵向耦合谐振器型声表面波滤波器以及包括这种滤波器的通信设备 |
CN1722614A (zh) * | 2004-07-13 | 2006-01-18 | 中国科学院声学研究所 | 一种声表面波双工器 |
CN101729035A (zh) * | 2008-10-24 | 2010-06-09 | 中国科学院微电子研究所 | 基于微机电技术制作声表面波相关器的方法 |
CN202652159U (zh) * | 2012-07-17 | 2013-01-02 | 中国科学院声学研究所 | 一种二维压电声子晶体射频声波导 |
FR2998420B1 (fr) * | 2012-11-22 | 2017-06-09 | Centre Nat De La Rech Scient (C N R S) | Transducteur a ondes elastiques de surface se propageant sur un substrat en niobate de lithium ou en tantalate de lithium. |
CN103117727A (zh) * | 2013-02-06 | 2013-05-22 | 中国电子科技集团公司第二十六研究所 | 一种高阻抗声表面波谐振器 |
CN103888098A (zh) * | 2014-04-10 | 2014-06-25 | 天津理工大学 | 运用喷墨打印工艺制备叉指换能器和反射栅的方法 |
CN106338164A (zh) * | 2015-07-06 | 2017-01-18 | 中南大学 | 基于声表面波发生器件的热声回热器 |
CN106487351A (zh) * | 2015-09-02 | 2017-03-08 | 雷森南特责任有限公司 | 优化表面声波滤波器的输入阻抗的方法 |
CN105703734A (zh) * | 2016-01-12 | 2016-06-22 | 浙江大学 | 基于声表面波的柔性微米线电极的制造方法及装置 |
CN107017862A (zh) * | 2016-06-20 | 2017-08-04 | 石以瑄 | 可调谐表面声波谐振器和过滤器 |
Non-Patent Citations (2)
Title |
---|
T. OMORI等: ""Suppression of Spurious Responses for Ultra-Wideband and Low-Loss SAW Ladder Filter on a Cu-grating/15◦YX-LiNbO3 Structure"", 《2006 IEEE ULTRASONICS SYMPOSIUM》 * |
T. OMORI等: ""Suppression of Transverse Mode Responses for Ultra-Wideband and Low-Loss SAW Filters on a Cu-grating/15◦YX-LiNbO3 Structure"", 《2005 IEEE ULTRASONICS SYMPOSIUM》 * |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109361372A (zh) * | 2018-10-12 | 2019-02-19 | 中国电子科技集团公司第二十六研究所 | 一种温度补偿型低损耗超宽带谐振器及滤波器 |
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Effective date of registration: 20201229 Address after: 400060 Chongqing Nanping Nan'an District No. 14 Huayuan Road Applicant after: CHINA ELECTRONICS TECHNOLOGY GROUP CORPORATION NO.26 Research Institute Address before: 401332 No.23, Xiyong Avenue, Xiyong micro power park, Shapingba District, Chongqing Applicant before: CHINA ELECTRONICS TECHNOLOGY GROUP CORPORATION CHONGQING ACOUSTIC-OPTIC-ELECTRONIC Co.,Ltd. |
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Effective date of registration: 20220518 Address after: No.23 Xiyong Avenue, Shapingba District, Chongqing 401332 Patentee after: CHINA ELECTRONICS TECHNOLOGY GROUP CORPORATION CHONGQING ACOUSTIC-OPTIC-ELECTRONIC CO.,LTD. Address before: 400060 Chongqing Nanping Nan'an District No. 14 Huayuan Road Patentee before: CHINA ELECTRONICS TECHNOLOGY GROUP CORPORATION NO.26 Research Institute |