FI982824A0 - Balanserad filterkonstruktion - Google Patents

Balanserad filterkonstruktion

Info

Publication number
FI982824A0
FI982824A0 FI982824A FI982824A FI982824A0 FI 982824 A0 FI982824 A0 FI 982824A0 FI 982824 A FI982824 A FI 982824A FI 982824 A FI982824 A FI 982824A FI 982824 A0 FI982824 A0 FI 982824A0
Authority
FI
Finland
Prior art keywords
filter construction
balanced filter
balanced
construction
filter
Prior art date
Application number
FI982824A
Other languages
English (en)
Finnish (fi)
Other versions
FI113211B (sv
FI982824A (sv
Inventor
Juha Ellae
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
Priority to FI982824A priority Critical patent/FI113211B/sv
Publication of FI982824A0 publication Critical patent/FI982824A0/sv
Priority to EP10181555A priority patent/EP2299594A1/en
Priority to EP99310298A priority patent/EP1017170A3/en
Priority to JP11375291A priority patent/JP2000232334A/ja
Priority to US09/473,395 priority patent/US6278342B1/en
Priority to CNB991275144A priority patent/CN1160853C/zh
Publication of FI982824A publication Critical patent/FI982824A/sv
Application granted granted Critical
Publication of FI113211B publication Critical patent/FI113211B/sv
Priority to JP2011004509A priority patent/JP2011072047A/ja

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
    • H03H9/56—Monolithic crystal filters
    • H03H9/566—Electric coupling means therefor
    • H03H9/568—Electric coupling means therefor consisting of a ladder configuration

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
  • Circuits Of Receivers In General (AREA)
FI982824A 1998-12-30 1998-12-30 Balanserad filterkonstruktion och teleapparat FI113211B (sv)

Priority Applications (7)

Application Number Priority Date Filing Date Title
FI982824A FI113211B (sv) 1998-12-30 1998-12-30 Balanserad filterkonstruktion och teleapparat
EP10181555A EP2299594A1 (en) 1998-12-30 1999-12-21 A balanced filter structure
EP99310298A EP1017170A3 (en) 1998-12-30 1999-12-21 A balanced filter structure
JP11375291A JP2000232334A (ja) 1998-12-30 1999-12-28 フィルタ構造
US09/473,395 US6278342B1 (en) 1998-12-30 1999-12-28 Balanced filter structure utilizing bulk acoustic wave resonators having different areas
CNB991275144A CN1160853C (zh) 1998-12-30 1999-12-30 平衡滤波器结构
JP2011004509A JP2011072047A (ja) 1998-12-30 2011-01-13 フィルタ構造

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI982824A FI113211B (sv) 1998-12-30 1998-12-30 Balanserad filterkonstruktion och teleapparat
FI982824 1998-12-30

Publications (3)

Publication Number Publication Date
FI982824A0 true FI982824A0 (sv) 1998-12-30
FI982824A FI982824A (sv) 2000-07-01
FI113211B FI113211B (sv) 2004-03-15

Family

ID=8553216

Family Applications (1)

Application Number Title Priority Date Filing Date
FI982824A FI113211B (sv) 1998-12-30 1998-12-30 Balanserad filterkonstruktion och teleapparat

Country Status (5)

Country Link
US (1) US6278342B1 (sv)
EP (2) EP2299594A1 (sv)
JP (2) JP2000232334A (sv)
CN (1) CN1160853C (sv)
FI (1) FI113211B (sv)

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US6713938B2 (en) * 1999-01-14 2004-03-30 The Regents Of The University Of Michigan Method and apparatus for filtering signals utilizing a vibrating micromechanical resonator
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US8018304B2 (en) * 2009-04-15 2011-09-13 Nortel Networks Limited Device and method for cascading filters of different materials
US8248185B2 (en) 2009-06-24 2012-08-21 Avago Technologies Wireless Ip (Singapore) Pte. Ltd. Acoustic resonator structure comprising a bridge
US8902023B2 (en) 2009-06-24 2014-12-02 Avago Technologies General Ip (Singapore) Pte. Ltd. Acoustic resonator structure having an electrode with a cantilevered portion
US8193877B2 (en) 2009-11-30 2012-06-05 Avago Technologies Wireless Ip (Singapore) Pte. Ltd. Duplexer with negative phase shifting circuit
US9243316B2 (en) 2010-01-22 2016-01-26 Avago Technologies General Ip (Singapore) Pte. Ltd. Method of fabricating piezoelectric material with selected c-axis orientation
US8796904B2 (en) 2011-10-31 2014-08-05 Avago Technologies General Ip (Singapore) Pte. Ltd. Bulk acoustic resonator comprising piezoelectric layer and inverse piezoelectric layer
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US9425764B2 (en) 2012-10-25 2016-08-23 Avago Technologies General Ip (Singapore) Pte. Ltd. Accoustic resonator having composite electrodes with integrated lateral features
US9083302B2 (en) 2011-02-28 2015-07-14 Avago Technologies General Ip (Singapore) Pte. Ltd. Stacked bulk acoustic resonator comprising a bridge and an acoustic reflector along a perimeter of the resonator
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US9444426B2 (en) 2012-10-25 2016-09-13 Avago Technologies General Ip (Singapore) Pte. Ltd. Accoustic resonator having integrated lateral feature and temperature compensation feature
US8575820B2 (en) 2011-03-29 2013-11-05 Avago Technologies General Ip (Singapore) Pte. Ltd. Stacked bulk acoustic resonator
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JP5613813B2 (ja) * 2013-10-17 2014-10-29 太陽誘電株式会社 分波器
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JP2017060077A (ja) * 2015-09-18 2017-03-23 セイコーエプソン株式会社 振動子及びその製造方法
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Also Published As

Publication number Publication date
CN1160853C (zh) 2004-08-04
EP2299594A1 (en) 2011-03-23
US6278342B1 (en) 2001-08-21
CN1258960A (zh) 2000-07-05
FI113211B (sv) 2004-03-15
FI982824A (sv) 2000-07-01
JP2011072047A (ja) 2011-04-07
EP1017170A3 (en) 2003-01-02
JP2000232334A (ja) 2000-08-22
EP1017170A2 (en) 2000-07-05

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