CN100474771C - 具有声学效应材料的器件 - Google Patents
具有声学效应材料的器件 Download PDFInfo
- Publication number
- CN100474771C CN100474771C CNB018162703A CN01816270A CN100474771C CN 100474771 C CN100474771 C CN 100474771C CN B018162703 A CNB018162703 A CN B018162703A CN 01816270 A CN01816270 A CN 01816270A CN 100474771 C CN100474771 C CN 100474771C
- Authority
- CN
- China
- Prior art keywords
- filter
- acoustic effect
- effect material
- constant
- change
- 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 - Lifetime
Links
- 239000000463 material Substances 0.000 title claims abstract description 61
- 230000000694 effects Effects 0.000 title claims abstract description 56
- 230000009466 transformation Effects 0.000 claims description 24
- 230000008859 change Effects 0.000 claims description 21
- 238000000034 method Methods 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims description 2
- 230000007704 transition Effects 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 description 7
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 239000010408 film Substances 0.000 description 4
- 238000010438 heat treatment Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000032683 aging Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 239000013078 crystal Substances 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 238000010295 mobile communication Methods 0.000 description 2
- 239000004065 semiconductor Substances 0.000 description 2
- 230000011664 signaling Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910017119 AlPO Inorganic materials 0.000 description 1
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
- 206010022998 Irritability Diseases 0.000 description 1
- 239000011358 absorbing material Substances 0.000 description 1
- 230000003679 aging effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000008676 import Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000005459 micromachining Methods 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000009372 pisciculture Methods 0.000 description 1
- 230000001902 propagating effect Effects 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
- H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
- H03L7/16—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop
- H03L7/18—Indirect frequency synthesis, i.e. generating a desired one of a number of predetermined frequencies using a frequency- or phase-locked loop using a frequency divider or counter in the loop
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H3/00—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators
- H03H3/007—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks
- H03H3/02—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for the manufacture of piezoelectric or electrostrictive resonators or networks
- H03H3/04—Apparatus or processes specially adapted for the manufacture of impedance networks, resonating circuits, resonators for the manufacture of electromechanical resonators or networks for the manufacture of piezoelectric or electrostrictive resonators or networks for obtaining desired frequency or temperature coefficient
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H9/00—Networks comprising electromechanical or electro-acoustic elements; Electromechanical resonators
- H03H9/46—Filters
- H03H9/64—Filters using surface acoustic waves
- H03H9/6403—Programmable filters
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J3/00—Continuous tuning
- H03J3/02—Details
- H03J3/06—Arrangements for obtaining constant bandwidth or gain throughout tuning range or ranges
- H03J3/08—Arrangements for obtaining constant bandwidth or gain throughout tuning range or ranges by varying a second parameter simultaneously with the tuning, e.g. coupling bandpass filter
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J3/00—Continuous tuning
- H03J3/28—Continuous tuning of more than one resonant circuit simultaneously, the tuning frequencies of the circuits having a substantially constant difference throughout the tuning range
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J5/00—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner
- H03J5/02—Discontinuous tuning; Selecting predetermined frequencies; Selecting frequency bands with or without continuous tuning in one or more of the bands, e.g. push-button tuning, turret tuner with variable tuning element having a number of predetermined settings and adjustable to a desired one of these settings
- H03J5/0245—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form
- H03J5/0272—Discontinuous tuning using an electrical variable impedance element, e.g. a voltage variable reactive diode, in which no corresponding analogue value either exists or is preset, i.e. the tuning information is only available in a digital form the digital values being used to preset a counter or a frequency divider in a phase locked loop, e.g. frequency synthesizer
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
- H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
- H03L7/08—Details of the phase-locked loop
- H03L7/0805—Details of the phase-locked loop the loop being adapted to provide an additional control signal for use outside the loop
-
- 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
- H03H2009/02165—Tuning
- H03H2009/02173—Tuning of film bulk acoustic resonators [FBAR]
- H03H2009/02188—Electrically tuning
- H03H2009/02196—Electrically tuning operating on the FBAR element, e.g. by direct application of a tuning DC voltage
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Computer Hardware Design (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
- Oscillators With Electromechanical Resonators (AREA)
Abstract
Description
Claims (10)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10047379.2 | 2000-09-25 | ||
DE10047379A DE10047379B4 (de) | 2000-09-25 | 2000-09-25 | Bauelement mit akustisch aktivem Material |
DE10047359.2 | 2000-09-25 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1466813A CN1466813A (zh) | 2004-01-07 |
CN100474771C true CN100474771C (zh) | 2009-04-01 |
Family
ID=7657489
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB018162703A Expired - Lifetime CN100474771C (zh) | 2000-09-25 | 2001-09-20 | 具有声学效应材料的器件 |
Country Status (5)
Country | Link |
---|---|
US (1) | US6847271B2 (zh) |
EP (1) | EP1323232B1 (zh) |
CN (1) | CN100474771C (zh) |
DE (2) | DE10047379B4 (zh) |
WO (1) | WO2002025811A1 (zh) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20060001329A1 (en) * | 2004-06-30 | 2006-01-05 | Valluri Rao | FBAR device frequency stabilized against temperature drift |
US7675388B2 (en) * | 2006-03-07 | 2010-03-09 | Agile Rf, Inc. | Switchable tunable acoustic resonator using BST material |
DE102006039515B4 (de) * | 2006-08-23 | 2012-02-16 | Epcos Ag | Drehbewegungssensor mit turmartigen Schwingstrukturen |
DE102006048879B4 (de) * | 2006-10-16 | 2018-02-01 | Snaptrack, Inc. | Elektroakustisches Bauelement |
US9584092B2 (en) * | 2015-04-14 | 2017-02-28 | International Business Machines Corporation | Mechanical resonator with a spring-mass system comprising a phase-change material |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3840826A (en) * | 1973-08-16 | 1974-10-08 | Rca Corp | Variable delay devices using ferroelastic-ferroelectric materials |
CA1080031A (en) * | 1976-06-30 | 1980-06-24 | Protecon B.V. | Press for separating meat and bones |
US4464639A (en) * | 1982-09-17 | 1984-08-07 | Rockwell International Corporation | Ferroelectric surface acoustic wave devices |
JPH0511227A (ja) * | 1991-02-08 | 1993-01-19 | Olympus Optical Co Ltd | 音響光学素子 |
DE59205787D1 (de) | 1992-01-03 | 1996-04-25 | Siemens Ag | Passiver oberflächenwellen-sensor, der drahtlos abfragbar ist |
DE4336504C1 (de) | 1993-10-26 | 1995-03-02 | Siemens Ag | Mit akustischen Oberflächenwellen arbeitende Identifizierungsmarke |
DE4336897C1 (de) | 1993-10-28 | 1995-03-09 | Siemens Ag | Identifizierungssystem mit OFW-ID-Tags |
US5446306A (en) * | 1993-12-13 | 1995-08-29 | Trw Inc. | Thin film voltage-tuned semiconductor bulk acoustic resonator (SBAR) |
DE4405647C2 (de) | 1994-02-22 | 1999-04-15 | Siemens Ag | Mit akustischen Oberflächenwellen arbeitende Identifizierungsmarke |
DE59509359D1 (de) | 1994-04-15 | 2001-08-02 | Siemens Ag | Sensorsystem |
WO1996008047A2 (en) | 1994-09-06 | 1996-03-14 | Philips Electronics N.V. | Electroluminescent device comprising a transparent structured electrode layer made from a conductive polymer |
US6084503A (en) | 1995-04-18 | 2000-07-04 | Siemens Aktiengesellschaft | Radio-interrogated surface-wave technology sensor |
DE19514342C1 (de) | 1995-04-18 | 1996-02-22 | Siemens Ag | Stromwandler, geeignet zur Stromstärkemessung an/in auf Hochspannung liegenden elektrischen Einrichtungen |
JPH09147284A (ja) | 1995-11-07 | 1997-06-06 | Siemens Ag | 表面音響波により作動する無線問合わせ装置 |
EP1007349B1 (en) | 1995-11-22 | 2004-09-29 | THE GOVERNMENT OF THE UNITED STATES OF AMERICA, as represented by THE SECRETARY OF THE NAVY | Patterned conducting polymer surfaces and process for preparing the same and devices containing the same |
DE19622013A1 (de) | 1996-05-31 | 1997-12-11 | Siemens Ag | Mit akustischen Oberflächenwellen arbeitendes akustoelektronisches Bauelement |
US5714917A (en) * | 1996-10-02 | 1998-02-03 | Nokia Mobile Phones Limited | Device incorporating a tunable thin film bulk acoustic resonator for performing amplitude and phase modulation |
US5992215A (en) * | 1997-05-29 | 1999-11-30 | Sensor Research And Development Corp. | Surface acoustic wave mercury vapor sensors |
US6045977A (en) | 1998-02-19 | 2000-04-04 | Lucent Technologies Inc. | Process for patterning conductive polyaniline films |
JP2003530750A (ja) * | 2000-04-06 | 2003-10-14 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | 共振器を有するチューニング可能なフィルタ構成 |
US6724280B2 (en) * | 2001-03-27 | 2004-04-20 | Paratek Microwave, Inc. | Tunable RF devices with metallized non-metallic bodies |
JP3944372B2 (ja) * | 2001-09-21 | 2007-07-11 | 株式会社東芝 | 圧電薄膜振動子及びこれを用いた周波数可変共振器 |
-
2000
- 2000-09-25 DE DE10047379A patent/DE10047379B4/de not_active Expired - Fee Related
-
2001
- 2001-09-20 US US10/381,364 patent/US6847271B2/en not_active Expired - Lifetime
- 2001-09-20 EP EP01978176A patent/EP1323232B1/de not_active Expired - Lifetime
- 2001-09-20 DE DE50102863T patent/DE50102863D1/de not_active Expired - Lifetime
- 2001-09-20 CN CNB018162703A patent/CN100474771C/zh not_active Expired - Lifetime
- 2001-09-20 WO PCT/DE2001/003648 patent/WO2002025811A1/de active IP Right Grant
Also Published As
Publication number | Publication date |
---|---|
DE10047379B4 (de) | 2004-07-15 |
DE50102863D1 (de) | 2004-08-19 |
EP1323232A1 (de) | 2003-07-02 |
US6847271B2 (en) | 2005-01-25 |
US20040104789A1 (en) | 2004-06-03 |
EP1323232B1 (de) | 2004-07-14 |
DE10047379A1 (de) | 2002-04-25 |
CN1466813A (zh) | 2004-01-07 |
WO2002025811A1 (de) | 2002-03-28 |
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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 | ||
ASS | Succession or assignment of patent right |
Owner name: PAM SA Free format text: FORMER OWNER: BENQ MOBILE GMBH + CO. OHG Effective date: 20131025 Owner name: BENQ MOBILE GMBH + CO. OHG Free format text: FORMER OWNER: BENQ CORP. Effective date: 20131025 Owner name: BENQ CORP. Free format text: FORMER OWNER: SIEMENS AKTIENGESELLSCHAFT Effective date: 20131025 Owner name: HEWLETT PACKARD DEVELOPMENT CO., LLP Free format text: FORMER OWNER: PAM SA Effective date: 20131025 |
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C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; TO: TAIWAN, CHINA |
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TR01 | Transfer of patent right |
Effective date of registration: 20131025 Address after: Texas, USA Patentee after: HEWLETT-PACKARD DEVELOPMENT Co.,L.P. Address before: California, USA Patentee before: PALM, Inc. Effective date of registration: 20131025 Address after: California, USA Patentee after: PALM, Inc. Address before: Munich, Germany Patentee before: BenQ Mobile GmbH & Co. OHG Effective date of registration: 20131025 Address after: Munich, Germany Patentee after: BenQ Mobile GmbH & Co. OHG Address before: Taoyuan, Taiwan, China Patentee before: Benq Corp. Effective date of registration: 20131025 Address after: Taoyuan, Taiwan, China Patentee after: Benq Corp. Address before: Munich, Germany Patentee before: Siemens AG |
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ASS | Succession or assignment of patent right |
Owner name: HEWLETT PACKARD DEVELOPMENT CO., LLP Free format text: FORMER OWNER: PAM SA Effective date: 20140102 Owner name: PAM SA Free format text: FORMER OWNER: HEWLETT PACKARD DEVELOPMENT CO., LLP Effective date: 20131231 |
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C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20140102 Address after: Texas, USA Patentee after: HEWLETT-PACKARD DEVELOPMENT Co.,L.P. Address before: California, USA Patentee before: PALM, Inc. Effective date of registration: 20131231 Address after: California, USA Patentee after: PALM, Inc. Address before: Texas, USA Patentee before: HEWLETT-PACKARD DEVELOPMENT Co.,L.P. |
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ASS | Succession or assignment of patent right |
Owner name: QUALCOMM INC. Free format text: FORMER OWNER: HEWLETT PACKARD DEVELOPMENT CO., LLP Effective date: 20140227 |
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TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20140227 Address after: California, USA Patentee after: QUALCOMM Inc. Address before: Texas, USA Patentee before: HEWLETT-PACKARD DEVELOPMENT Co.,L.P. |
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CX01 | Expiry of patent term |
Granted publication date: 20090401 |
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CX01 | Expiry of patent term |