KR100752733B1 - 박막 공진기 필터 및 박막 공진기 필터 설계 방법 - Google Patents

박막 공진기 필터 및 박막 공진기 필터 설계 방법 Download PDF

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Publication number
KR100752733B1
KR100752733B1 KR1020010005025A KR20010005025A KR100752733B1 KR 100752733 B1 KR100752733 B1 KR 100752733B1 KR 1020010005025 A KR1020010005025 A KR 1020010005025A KR 20010005025 A KR20010005025 A KR 20010005025A KR 100752733 B1 KR100752733 B1 KR 100752733B1
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South Korea
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tfr
series
filter
shunt
components
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Expired - Lifetime
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KR1020010005025A
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Korean (ko)
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KR20010078275A (ko
Inventor
리텐하우스죠지이
지어드트마이클조지
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루센트 테크놀러지스 인크
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Assigned to 아바고 테크놀로지스 제너럴 아이피 (싱가포르) 피티이 리미티드 reassignment 아바고 테크놀로지스 제너럴 아이피 (싱가포르) 피티이 리미티드 권리의 전부이전등록 Assignors: 알카텔-루센트 유에스에이 인코포레이티드
Assigned to 아바고 테크놀로지스 인터내셔널 세일즈 피티이 리미티드 reassignment 아바고 테크놀로지스 인터내셔널 세일즈 피티이 리미티드 권리의 전부이전등록 Assignors: 아바고 테크놀로지스 제너럴 아이피 (싱가포르) 피티이 리미티드
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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 elements; Electromechanical resonators
    • 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
    • H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
    • H03H9/58—Multiple crystal filters
    • H03H9/60—Electric coupling means therefor
    • H03H9/605—Electric coupling means therefor consisting of a ladder configuration
    • 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
    • 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
    • H03H2003/0414—Resonance frequency
    • H03H2003/0421—Modification of the thickness of an element
    • H03H2003/0428—Modification of the thickness of an element of an electrode

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  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
KR1020010005025A 2000-02-04 2001-02-02 박막 공진기 필터 및 박막 공진기 필터 설계 방법 Expired - Lifetime KR100752733B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/497,860 2000-02-04
US09/497,860 US6377136B1 (en) 2000-02-04 2000-02-04 Thin film resonator filter having at least one component with different resonant frequency sets or electrode capacitance

Publications (2)

Publication Number Publication Date
KR20010078275A KR20010078275A (ko) 2001-08-20
KR100752733B1 true KR100752733B1 (ko) 2007-08-28

Family

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Family Applications (1)

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KR1020010005025A Expired - Lifetime KR100752733B1 (ko) 2000-02-04 2001-02-02 박막 공진기 필터 및 박막 공진기 필터 설계 방법

Country Status (4)

Country Link
US (1) US6377136B1 (https=)
EP (1) EP1126603A3 (https=)
JP (1) JP4782929B2 (https=)
KR (1) KR100752733B1 (https=)

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GB0012437D0 (en) * 2000-05-24 2000-07-12 Univ Cranfield Improvements to filters
GB0012439D0 (en) * 2000-05-24 2000-07-12 Univ Cranfield Improvements to filters
GB0014630D0 (en) * 2000-06-16 2000-08-09 Koninkl Philips Electronics Nv Bulk accoustic wave filter
DE10058339A1 (de) * 2000-11-24 2002-06-06 Infineon Technologies Ag Bulk-Acoustic-Wave-Filter
JP2003229743A (ja) * 2001-11-29 2003-08-15 Murata Mfg Co Ltd 圧電フィルタ、通信装置および圧電フィルタの製造方法
US6635519B2 (en) * 2002-01-10 2003-10-21 Agere Systems, Inc. Structurally supported thin film resonator and method of fabrication
US7014112B2 (en) * 2003-04-29 2006-03-21 Hewlett-Packard Development Company, L.P. Electronic identification label and interrogator for use therewith
US7598827B2 (en) * 2006-06-19 2009-10-06 Maxim Integrated Products Harmonic termination of power amplifiers using BAW filter output matching circuits
US7586389B2 (en) * 2006-06-19 2009-09-08 Maxim Integrated Products, Inc. Impedance transformation and filter using bulk acoustic wave technology
DE102013100286B3 (de) * 2013-01-11 2014-06-05 Epcos Ag Breitbandiges Filter in Abzweigtechnik
US9325294B2 (en) * 2013-03-15 2016-04-26 Resonant Inc. Microwave acoustic wave filters
CN111525906B (zh) * 2020-03-30 2021-11-16 北京邮电大学 基于薄膜ipd技术的n77与n79带通滤波器芯片

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4837533A (en) * 1987-07-22 1989-06-06 Toko Kabushiki Kaisha Ladder-type ceramic filter
US4841264A (en) * 1987-07-27 1989-06-20 Toko Kabushiki Kaisha Ladder-type ceramic filter
US5332982A (en) * 1991-07-10 1994-07-26 Ngk Spark Plug Co., Ltd. Ladder-type electric filter device
US5572173A (en) * 1994-02-15 1996-11-05 Ngk Spark Plug Co., Ltd. Ladder type filter with adjustable resonator positioning member

Also Published As

Publication number Publication date
US6377136B1 (en) 2002-04-23
EP1126603A3 (en) 2005-09-07
JP4782929B2 (ja) 2011-09-28
KR20010078275A (ko) 2001-08-20
JP2001251102A (ja) 2001-09-14
EP1126603A2 (en) 2001-08-22

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