JP2013545398A - 表面弾性波共振器の低加速度感度取付け - Google Patents
表面弾性波共振器の低加速度感度取付け Download PDFInfo
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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
- H03H9/02—Details
- H03H9/02535—Details of surface acoustic wave devices
- H03H9/02818—Means for compensation or elimination of undesirable effects
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
- G01P15/00—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration
- G01P15/02—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses
- G01P15/08—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values
- G01P15/097—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values by vibratory elements
- G01P15/0975—Measuring acceleration; Measuring deceleration; Measuring shock, i.e. sudden change of acceleration by making use of inertia forces using solid seismic masses with conversion into electric or magnetic values by vibratory elements by acoustic surface wave resonators or delay lines
-
- 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
- H03H9/02228—Guided bulk acoustic wave devices or Lamb wave devices having interdigital transducers situated in parallel planes on either side of a piezoelectric layer
-
- 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
- H03H9/02818—Means for compensation or elimination of undesirable effects
- H03H9/02897—Means for compensation or elimination of undesirable effects of strain or mechanical damage, e.g. strain due to bending influence
-
- 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
- H03H9/05—Holders; Supports
- H03H9/0538—Constructional combinations of supports or holders with electromechanical or other electronic elements
- H03H9/0547—Constructional combinations of supports or holders with electromechanical or other electronic elements consisting of a vertical arrangement
- H03H9/0552—Constructional combinations of supports or holders with electromechanical or other electronic elements consisting of a vertical arrangement the device and the other elements being mounted on opposite sides of a common substrate
-
- 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
- H03H9/05—Holders; Supports
- H03H9/058—Holders; Supports for surface acoustic wave devices
- H03H9/0585—Holders; Supports for surface acoustic wave devices consisting of an adhesive layer
-
- 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
- H03H9/05—Holders; Supports
- H03H9/10—Mounting in enclosures
- H03H9/1064—Mounting in enclosures for surface acoustic wave [SAW] devices
- H03H9/1092—Mounting in enclosures for surface acoustic wave [SAW] devices the enclosure being defined by a cover cap mounted on an element forming part of the surface acoustic wave [SAW] device on the side of the IDT's
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L2224/00—Indexing scheme for arrangements for connecting or disconnecting semiconductor or solid-state bodies and methods related thereto as covered by H01L24/00
- H01L2224/01—Means for bonding being attached to, or being formed on, the surface to be connected, e.g. chip-to-package, die-attach, "first-level" interconnects; Manufacturing methods related thereto
- H01L2224/42—Wire connectors; Manufacturing methods related thereto
- H01L2224/47—Structure, shape, material or disposition of the wire connectors after the connecting process
- H01L2224/48—Structure, shape, material or disposition of the wire connectors after the connecting process of an individual wire connector
- H01L2224/4805—Shape
- H01L2224/4809—Loop shape
- H01L2224/48091—Arched
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic devices; Electromechanical resonators
- H03H2009/0019—Surface acoustic wave multichip
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- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- General Physics & Mathematics (AREA)
- Oscillators With Electromechanical Resonators (AREA)
- Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
Abstract
【選択図】図3
Description
[0023]遮断領域の幾何形状は、特定の用途の必要性を満たすために変化し得ることが理解される。代替実施形態では、遮断領域は、卵形、円形など、長方形とは別の形状を有する。
Claims (20)
- 反対向きの第1の面および第2の面を有する基板と、
前記基板の前記第1の面に配置された第1の表面弾性波共振器と、
前記基板の前記第2の面に配置された第2の表面弾性波共振器と、
前記第1の表面弾性波共振器と前記基板の間に挟まれた第1の接着層と、
前記第2の表面弾性波共振器と前記基板の間に挟まれた第2の接着層とを備え、
前記第1の接着層が第1の遮断領域を含み、前記第2の接着層が第2の遮断領域を含む、装置。 - 前記第1の表面弾性波共振器が能動面を含み、前記第2の表面弾性波共振器が、前記第1の表面弾性波共振器の前記能動面と反対方向に面する能動面を含む請求項1に記載の装置。
- 第1の方向の加速力が、前記第1の表面弾性波共振器の前記能動面の引張り撓みと、前記第2の表面弾性波共振器の前記能動面の圧縮撓みとをもたらし、その結果、前記第1の表面弾性波共振器と前記第2の表面弾性波共振器の機械的歪の合計がほぼゼロになって、加速度に感応しない装置をもたらす請求項2に記載の装置。
- 前記第1の表面弾性波共振器と前記第2の表面弾性波共振器は、前記第1の表面弾性波共振器と前記第2の弾性波共振器のそれぞれの周波数シフトが実質的に互いに相殺するように並列に接続される請求項1に記載の装置。
- 前記第1の表面弾性波共振器と前記第2の表面弾性波共振器が対称である請求項1に記載の装置。
- 前記基板のまわりに柔軟な接着剤をさらに含む請求項1に記載の装置。
- 前記第1の遮断領域が長方形である請求項1に記載の装置。
- 前記第1の遮断領域が、前記第1の表面弾性波共振器の音響の長さ対幅の比に近似する縦横比を有する請求項1に記載の装置。
- 前記第1の表面弾性波共振器が、約200MHzから約3GHzの範囲の周波数で動作する請求項1に記載の装置。
- 前記装置が、低ノイズ発振器の一部分を形成する請求項1に記載の装置。
- ワイヤボンドが、前記装置からの電気的接続をもたらす請求項10に記載の装置。
- 前記装置の1つ面のみにボンディングパッドをさらに含む請求項1に記載の装置。
- 前記ボンディングパッドに結合されたワイヤボンドが、前記第1の表面弾性波共振器を前記第2の表面弾性波共振器に並列に接続する請求項12に記載の装置。
- 反対向きの第1の面および第2の面を有する基板と、
前記基板の前記第1の面に配置された第1の表面弾性波共振器と、
前記基板の前記第2の面に配置され、前記第1の表面弾性波共振器と電気的に結合された第2の表面弾性波共振器と、
前記第1の表面弾性波共振器と前記基板の間に挟まれた第1の接着層と、
前記第2の表面弾性波共振器と前記基板の間に挟まれた第2の接着層と、
前記第1の表面弾性波共振器を前記第2の表面弾性波共振器に同調させるための、前記第1の表面弾性波共振器に結合された同調機構と
を備える装置。 - 前記同調機構がRLC回路を含む請求項14に記載の装置。
- 前記第1の表面弾性波共振器が能動面を含み、前記第2の表面弾性波共振器が、前記第1の表面弾性波共振器の前記能動面と反対方向に面する能動面を含む請求項14に記載の装置。
- 第1の方向の加速力が、前記第1の表面弾性波共振器の前記能動面の引張り撓みと、前記第2の表面弾性波共振器の前記能動面の圧縮撓みとをもたらし、その結果、前記第1の表面弾性波共振器と前記第2の表面弾性波共振器の機械的歪の合計がほぼゼロになって、加速度に感応しない装置をもたらす請求項16に記載の装置。
- 前記第1の表面弾性波共振器と前記第2の表面弾性波共振器は、前記第1の表面弾性波共振器と前記第2の弾性波共振器のそれぞれの周波数シフトが実質的に互いに相殺するように並列に接続される請求項14に記載の装置。
- 前記第1の表面弾性波共振器が、約200MHzから約3GHzの範囲の周波数で動作する請求項14に記載の装置。
- 前記装置の1つ面のみにボンディングパッドをさらに含み、前記ワイヤボンドが、前記第1の表面弾性波共振器を前記第2の表面弾性波共振器に並列に接続するためのボンディングパッドに結合される請求項14に記載の装置。
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US12/917,738 | 2010-11-02 | ||
US12/917,738 US8610517B2 (en) | 2010-11-02 | 2010-11-02 | Surface acoustic wave resonator mounting with low acceleration sensitivity |
PCT/US2011/052702 WO2012060936A1 (en) | 2010-11-02 | 2011-09-22 | Surface acoustic wave resonator mounting with low acceleration sensitivity |
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JP2013545398A true JP2013545398A (ja) | 2013-12-19 |
JP5818903B2 JP5818903B2 (ja) | 2015-11-18 |
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JP2013537672A Active JP5818903B2 (ja) | 2010-11-02 | 2011-09-22 | 表面弾性波共振器の低加速度感度取付け |
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US (1) | US8610517B2 (ja) |
JP (1) | JP5818903B2 (ja) |
AU (1) | AU2011323966B2 (ja) |
WO (1) | WO2012060936A1 (ja) |
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US8479590B2 (en) * | 2010-11-18 | 2013-07-09 | Honeywell International Inc. | System for monitoring structural assets |
US8907734B2 (en) | 2012-10-12 | 2014-12-09 | Raytheon Company | Passive and active suppression of vibration induced phase noise in oscillators |
CN105870555B (zh) * | 2016-06-23 | 2018-09-28 | 北京邮电大学 | 一种可调带阻滤波器 |
US11187717B2 (en) | 2018-10-16 | 2021-11-30 | Ruben Flores | Radio frequency accelerometer |
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US20120105175A1 (en) | 2012-05-03 |
JP5818903B2 (ja) | 2015-11-18 |
US8610517B2 (en) | 2013-12-17 |
AU2011323966B2 (en) | 2015-03-05 |
WO2012060936A1 (en) | 2012-05-10 |
AU2011323966A1 (en) | 2013-04-18 |
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