ZA838122B - Trapped energy resonator for multiple resonator application - Google Patents

Trapped energy resonator for multiple resonator application

Info

Publication number
ZA838122B
ZA838122B ZA838122A ZA838122A ZA838122B ZA 838122 B ZA838122 B ZA 838122B ZA 838122 A ZA838122 A ZA 838122A ZA 838122 A ZA838122 A ZA 838122A ZA 838122 B ZA838122 B ZA 838122B
Authority
ZA
South Africa
Prior art keywords
resonator
application
trapped energy
trapped
energy
Prior art date
Application number
ZA838122A
Other languages
English (en)
Inventor
Lawrence N Dworsky
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Publication of ZA838122B publication Critical patent/ZA838122B/xx

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
    • H03H9/15—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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
    • H03B5/00—Generation of oscillations using amplifier with regenerative feedback from output to input
    • H03B5/30—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator
    • H03B5/32—Generation of oscillations using amplifier with regenerative feedback from output to input with frequency-determining element being electromechanical resonator being a piezoelectric resonator
    • 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
    • H03H9/02007—Details of bulk acoustic wave devices
    • H03H9/02062—Details relating to the vibration mode
    • H03H9/0207—Details relating to the vibration mode the vibration mode being harmonic
    • 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
    • H03H9/02007—Details of bulk acoustic wave devices
    • H03H9/02157—Dimensional parameters, e.g. ratio between two dimension parameters, length, width or thickness
    • 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
    • H03H9/125—Driving means, e.g. electrodes, coils
    • H03H9/13—Driving means, e.g. electrodes, coils for networks consisting of piezoelectric or electrostrictive materials
    • H03H9/132—Driving means, e.g. electrodes, coils for networks consisting of piezoelectric or electrostrictive materials characterized by a particular shape
    • 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
    • H03H9/177—Constructional features of resonators consisting of piezoelectric or electrostrictive material having a single resonator of the energy-trap type
    • 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

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)
  • Lasers (AREA)
  • Semiconductor Lasers (AREA)
  • Control Of Motors That Do Not Use Commutators (AREA)
ZA838122A 1982-11-08 1983-10-31 Trapped energy resonator for multiple resonator application ZA838122B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/439,685 US4481488A (en) 1982-11-08 1982-11-08 Trapped energy resonator for oscillator and multiple resonator applications

Publications (1)

Publication Number Publication Date
ZA838122B true ZA838122B (en) 1984-06-27

Family

ID=23745731

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA838122A ZA838122B (en) 1982-11-08 1983-10-31 Trapped energy resonator for multiple resonator application

Country Status (11)

Country Link
US (1) US4481488A (xx)
EP (1) EP0124600A4 (xx)
JP (1) JPS59502128A (xx)
KR (1) KR910001647B1 (xx)
AU (1) AU550978B2 (xx)
CA (1) CA1203860A (xx)
DK (1) DK296784D0 (xx)
IT (1) IT1170573B (xx)
NO (1) NO842570L (xx)
WO (1) WO1984001857A1 (xx)
ZA (1) ZA838122B (xx)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6051016A (ja) * 1983-08-30 1985-03-22 Murata Mfg Co Ltd 圧電共振部品
US4839618A (en) * 1987-05-26 1989-06-13 General Electric Company Monolithic crystal filter with wide bandwidth and method of making same
JP2733604B2 (ja) * 1988-06-17 1998-03-30 日本電波工業株式会社 圧電振動子
JP2965602B2 (ja) * 1990-02-26 1999-10-18 日立金属株式会社 積層型変位素子
GB9013056D0 (en) * 1990-06-12 1990-08-01 Stc Plc Temperature sensor
GB2276784A (en) * 1993-03-22 1994-10-05 Motorola Gmbh Shifting spurious frequencies away from received frequency
US5578974A (en) * 1995-04-28 1996-11-26 Motorola, Inc. Piezoelectric filter with a curved electrode
US6020797A (en) * 1998-08-21 2000-02-01 Cts Corporation Electrode connection configuration and method for a multi-pole monolithic crystal filter
JP3446705B2 (ja) * 2000-01-20 2003-09-16 株式会社村田製作所 圧電共振子
JP3858639B2 (ja) * 2000-08-31 2006-12-20 株式会社村田製作所 圧電共振子および電子機器

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3763446A (en) * 1972-03-31 1973-10-02 Murata Manufacturing Co High frequency multi-resonator of trapped energy type
FR2186175A5 (xx) * 1972-05-24 1974-01-04 Thomson Csf
US4048593A (en) * 1974-05-13 1977-09-13 Zillman Jack H Electrical component for providing integrated inductive-capacitive networks
JPS5335423U (xx) * 1976-08-31 1978-03-28
US4156214A (en) * 1977-01-14 1979-05-22 Motorola, Inc. Multipole resonator
US4123680A (en) * 1977-05-26 1978-10-31 Tyco Crystal Products, Inc. Piezoelectric quartz crystal products and fabrication methods therefor
GB1605120A (en) * 1978-04-11 1981-12-16 Marconi Co Ltd Electrical networks for use at high frequencies
JPS5596715A (en) * 1979-01-16 1980-07-23 Noto Denshi Kogyo Kk Two-terminal piezo-resonator
US4376919A (en) * 1979-10-16 1983-03-15 Seikosha Co., Ltd. Circuitry for switching effective electrode area on a crystal in a crystal oscillator to vary the oscillation frequency
US4281300A (en) * 1979-11-08 1981-07-28 Motorola, Inc. Multi-pole crystal filter and method of improving the frequency response
US4329666A (en) * 1980-08-11 1982-05-11 Motorola, Inc. Two-pole monolithic crystal filter
US4342014A (en) * 1981-01-05 1982-07-27 Motorola, Inc. Multi-resonator crystal filter having a reduced number of pins and method of fabrication thereof

Also Published As

Publication number Publication date
IT1170573B (it) 1987-06-03
AU2340184A (en) 1984-05-22
KR910001647B1 (ko) 1991-03-16
NO842570L (no) 1984-06-26
KR840006890A (ko) 1984-12-03
WO1984001857A1 (en) 1984-05-10
CA1203860A (en) 1986-04-29
AU550978B2 (en) 1986-04-10
EP0124600A1 (en) 1984-11-14
DK296784A (da) 1984-06-18
US4481488A (en) 1984-11-06
DK296784D0 (da) 1984-06-18
IT8349285A0 (it) 1983-11-07
JPS59502128A (ja) 1984-12-20
EP0124600A4 (en) 1986-07-23

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