FI106894B - Resonaattorirakenteita - Google Patents

Resonaattorirakenteita Download PDF

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Publication number
FI106894B
FI106894B FI981245A FI981245A FI106894B FI 106894 B FI106894 B FI 106894B FI 981245 A FI981245 A FI 981245A FI 981245 A FI981245 A FI 981245A FI 106894 B FI106894 B FI 106894B
Authority
FI
Finland
Prior art keywords
resonator
substrate
acoustic
structures
switch
Prior art date
Application number
FI981245A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI981245A (fi
FI981245A0 (fi
Inventor
Juha Ellae
Helena Pohjonen
Original Assignee
Nokia Mobile Phones Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Nokia Mobile Phones Ltd filed Critical Nokia Mobile Phones Ltd
Publication of FI981245A0 publication Critical patent/FI981245A0/fi
Priority to FI981245A priority Critical patent/FI106894B/fi
Priority to FI981415A priority patent/FI108583B/fi
Priority to US09/321,058 priority patent/US6204737B1/en
Priority to US09/321,339 priority patent/US6242843B1/en
Priority to EP99304281A priority patent/EP0963000B1/fr
Priority to JP11154477A priority patent/JP2000030594A/ja
Priority to CN99106965A priority patent/CN1130790C/zh
Priority to CN99106966A priority patent/CN1127168C/zh
Priority to EP08004288A priority patent/EP1936733B1/fr
Priority to EP99304277A priority patent/EP0962999A3/fr
Priority to JP11154478A priority patent/JP2000030595A/ja
Priority to DE69927551T priority patent/DE69927551T2/de
Publication of FI981245A publication Critical patent/FI981245A/fi
Application granted granted Critical
Publication of FI106894B publication Critical patent/FI106894B/fi

Links

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
    • H03H9/46—Filters
    • H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
    • H03H9/58—Multiple crystal filters
    • H03H9/582—Multiple crystal filters implemented with thin-film techniques
    • H03H9/583—Multiple crystal filters implemented with thin-film techniques comprising a plurality of piezoelectric layers acoustically coupled
    • H03H9/585—Stacked Crystal Filters [SCF]
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
    • H01P1/00—Auxiliary devices
    • H01P1/10—Auxiliary devices for switching or interrupting
    • H01P1/12—Auxiliary devices for switching or interrupting by mechanical chopper
    • H01P1/127—Strip line switches
    • 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
    • H03H9/171—Constructional features of resonators consisting of piezoelectric or electrostrictive material having a single resonator implemented with thin-film techniques, i.e. of the film bulk acoustic resonator [FBAR] type
    • H03H9/172—Means for mounting on a substrate, i.e. means constituting the material interface confining the waves to a volume
    • 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
    • H03H9/171—Constructional features of resonators consisting of piezoelectric or electrostrictive material having a single resonator implemented with thin-film techniques, i.e. of the film bulk acoustic resonator [FBAR] type
    • H03H9/172—Means for mounting on a substrate, i.e. means constituting the material interface confining the waves to a volume
    • H03H9/173—Air-gaps
    • 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
    • H03H9/171—Constructional features of resonators consisting of piezoelectric or electrostrictive material having a single resonator implemented with thin-film techniques, i.e. of the film bulk acoustic resonator [FBAR] type
    • H03H9/172—Means for mounting on a substrate, i.e. means constituting the material interface confining the waves to a volume
    • H03H9/174—Membranes
    • 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
    • H03H9/171—Constructional features of resonators consisting of piezoelectric or electrostrictive material having a single resonator implemented with thin-film techniques, i.e. of the film bulk acoustic resonator [FBAR] type
    • H03H9/172—Means for mounting on a substrate, i.e. means constituting the material interface confining the waves to a volume
    • H03H9/175—Acoustic mirrors
    • 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
    • H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
    • H03H9/545—Filters comprising resonators of piezoelectric or electrostrictive material including active elements
    • 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
    • H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
    • H03H9/58—Multiple crystal filters
    • H03H9/582—Multiple crystal filters implemented with thin-film techniques
    • H03H9/586—Means for mounting to a substrate, i.e. means constituting the material interface confining the waves to a volume
    • H03H9/587—Air-gaps
    • 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
    • H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
    • H03H9/58—Multiple crystal filters
    • H03H9/60—Electric coupling means therefor
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/12—Contacts characterised by the manner in which co-operating contacts engage
    • H01H1/14—Contacts characterised by the manner in which co-operating contacts engage by abutting
    • H01H1/20—Bridging contacts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H1/00—Contacts
    • H01H1/0036—Switches making use of microelectromechanical systems [MEMS]
    • H01H2001/0052—Special contact materials used for MEMS
    • H01H2001/0057—Special contact materials used for MEMS the contact materials containing refractory materials, e.g. tungsten
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H59/00—Electrostatic relays; Electro-adhesion relays
    • H01H59/0009—Electrostatic relays; Electro-adhesion relays making use of micromechanics

Landscapes

  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Micromachines (AREA)
  • Waveguide Switches, Polarizers, And Phase Shifters (AREA)
FI981245A 1998-06-02 1998-06-02 Resonaattorirakenteita FI106894B (fi)

Priority Applications (12)

Application Number Priority Date Filing Date Title
FI981245A FI106894B (fi) 1998-06-02 1998-06-02 Resonaattorirakenteita
FI981415A FI108583B (fi) 1998-06-02 1998-06-18 Resonaattorirakenteita
US09/321,058 US6204737B1 (en) 1998-06-02 1999-05-27 Piezoelectric resonator structures with a bending element performing a voltage controlled switching function
US09/321,339 US6242843B1 (en) 1998-06-02 1999-05-27 Resonator structures
CN99106965A CN1130790C (zh) 1998-06-02 1999-06-02 谐振器结构
JP11154477A JP2000030594A (ja) 1998-06-02 1999-06-02 共振器の構造
EP99304281A EP0963000B1 (fr) 1998-06-02 1999-06-02 Structures de résonateurs
CN99106966A CN1127168C (zh) 1998-06-02 1999-06-02 谐振器单元
EP08004288A EP1936733B1 (fr) 1998-06-02 1999-06-02 Structures de résonateur
EP99304277A EP0962999A3 (fr) 1998-06-02 1999-06-02 Structures de résonateurs
JP11154478A JP2000030595A (ja) 1998-06-02 1999-06-02 共振器の構造
DE69927551T DE69927551T2 (de) 1998-06-02 1999-06-02 Resonatorstrukturen

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI981245A FI106894B (fi) 1998-06-02 1998-06-02 Resonaattorirakenteita
FI981245 1998-06-02

Publications (3)

Publication Number Publication Date
FI981245A0 FI981245A0 (fi) 1998-06-02
FI981245A FI981245A (fi) 1999-12-03
FI106894B true FI106894B (fi) 2001-04-30

Family

ID=8551881

Family Applications (1)

Application Number Title Priority Date Filing Date
FI981245A FI106894B (fi) 1998-06-02 1998-06-02 Resonaattorirakenteita

Country Status (5)

Country Link
US (1) US6242843B1 (fr)
EP (2) EP0962999A3 (fr)
JP (1) JP2000030594A (fr)
CN (1) CN1130790C (fr)
FI (1) FI106894B (fr)

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US6593831B2 (en) 1999-01-14 2003-07-15 The Regents Of The University Of Michigan Method and apparatus for filtering signals in a subsystem including a power amplifier utilizing a bank of vibrating micromechanical apparatus
US6600252B2 (en) 1999-01-14 2003-07-29 The Regents Of The University Of Michigan Method and subsystem for processing signals utilizing a plurality of vibrating micromechanical devices
US6577040B2 (en) * 1999-01-14 2003-06-10 The Regents Of The University Of Michigan Method and apparatus for generating a signal having at least one desired output frequency utilizing a bank of vibrating micromechanical devices
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Also Published As

Publication number Publication date
EP0962999A3 (fr) 2001-05-16
EP1936733B1 (fr) 2011-09-21
CN1130790C (zh) 2003-12-10
EP0962999A2 (fr) 1999-12-08
EP1936733A1 (fr) 2008-06-25
FI981245A (fi) 1999-12-03
FI981245A0 (fi) 1998-06-02
JP2000030594A (ja) 2000-01-28
CN1237827A (zh) 1999-12-08
US6242843B1 (en) 2001-06-05

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