GB9019564D0 - Piezo-electric resonator - Google Patents

Piezo-electric resonator

Info

Publication number
GB9019564D0
GB9019564D0 GB909019564A GB9019564A GB9019564D0 GB 9019564 D0 GB9019564 D0 GB 9019564D0 GB 909019564 A GB909019564 A GB 909019564A GB 9019564 A GB9019564 A GB 9019564A GB 9019564 D0 GB9019564 D0 GB 9019564D0
Authority
GB
United Kingdom
Prior art keywords
piezo
electric resonator
resonator
electric
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.)
Withdrawn
Application number
GB909019564A
Other versions
GB2247776A (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Toyo Communication Equipment Co Ltd
Original Assignee
Toyo Communication Equipment Co 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 Toyo Communication Equipment Co Ltd filed Critical Toyo Communication Equipment Co Ltd
Priority to FR9011108A priority Critical patent/FR2666705A1/en
Priority to GB9019564A priority patent/GB2247776A/en
Priority to DE19904028546 priority patent/DE4028546A1/en
Publication of GB9019564D0 publication Critical patent/GB9019564D0/en
Publication of GB2247776A publication Critical patent/GB2247776A/en
Withdrawn legal-status Critical Current

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
    • 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
    • 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
    • H03H9/564—Monolithic crystal filters implemented with thin-film techniques

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)
GB9019564A 1990-09-07 1990-09-07 Piezo electric resonator Withdrawn GB2247776A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR9011108A FR2666705A1 (en) 1990-09-07 1990-09-07 Piezoelectric resonator
GB9019564A GB2247776A (en) 1990-09-07 1990-09-07 Piezo electric resonator
DE19904028546 DE4028546A1 (en) 1990-09-07 1990-09-07 PIEZOELECTRIC RESONATOR

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9019564A GB2247776A (en) 1990-09-07 1990-09-07 Piezo electric resonator

Publications (2)

Publication Number Publication Date
GB9019564D0 true GB9019564D0 (en) 1990-10-24
GB2247776A GB2247776A (en) 1992-03-11

Family

ID=10681833

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9019564A Withdrawn GB2247776A (en) 1990-09-07 1990-09-07 Piezo electric resonator

Country Status (3)

Country Link
DE (1) DE4028546A1 (en)
FR (1) FR2666705A1 (en)
GB (1) GB2247776A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000134060A (en) * 1998-10-26 2000-05-12 Murata Mfg Co Ltd Energy confinement type piezoelectric resonator, and energy confinement type piezoelectric resonator component
NZ545625A (en) * 2006-03-01 2006-08-31 Andrew John Guy Slat wiring apparatus

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB703508A (en) * 1950-11-17 1954-02-03 Nat Res Dev Piezoelectric arrays for examining materials by ultrasonic irradiation
GB900206A (en) * 1957-10-03 1962-07-04 United Indsulator Company Ltd Improvements in electromechanical transducers
JPS4827689A (en) * 1971-08-12 1973-04-12
JPS5124350B2 (en) * 1971-11-12 1976-07-23

Also Published As

Publication number Publication date
DE4028546A1 (en) 1992-03-12
GB2247776A (en) 1992-03-11
FR2666705A1 (en) 1992-03-13

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)