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AU413304B2 - Improvements in quartz crystal units - Google Patents

Improvements in quartz crystal units

Info

Publication number
AU413304B2
AU413304B2 AU35681/68A AU3568168A AU413304B2 AU 413304 B2 AU413304 B2 AU 413304B2 AU 35681/68 A AU35681/68 A AU 35681/68A AU 3568168 A AU3568168 A AU 3568168A AU 413304 B2 AU413304 B2 AU 413304B2
Authority
AU
Australia
Prior art keywords
quartz crystal
crystal units
units
quartz
crystal
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.)
Expired
Application number
AU35681/68A
Other versions
AU3568168A (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.)
Amalgamated Wireless Australasia Ltd
Original Assignee
Amalgamated Wireless Australasia 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 Amalgamated Wireless Australasia Ltd filed Critical Amalgamated Wireless Australasia Ltd
Priority to AU35681/68A priority Critical patent/AU413304B2/en
Priority to GB1271069A priority patent/GB1185819A/en
Publication of AU3568168A publication Critical patent/AU3568168A/en
Application granted granted Critical
Publication of AU413304B2 publication Critical patent/AU413304B2/en
Expired legal-status Critical Current

Links

Classifications

    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
AU35681/68A 1968-03-28 1968-03-28 Improvements in quartz crystal units Expired AU413304B2 (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
AU35681/68A AU413304B2 (en) 1968-03-28 1968-03-28 Improvements in quartz crystal units
GB1271069A GB1185819A (en) 1968-03-28 1969-03-11 Improvements in or relating to Piezo-Electric Crystal Units

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU35681/68A AU413304B2 (en) 1968-03-28 1968-03-28 Improvements in quartz crystal units

Publications (2)

Publication Number Publication Date
AU3568168A AU3568168A (en) 1970-03-26
AU413304B2 true AU413304B2 (en) 1971-05-17

Family

ID=3722986

Family Applications (1)

Application Number Title Priority Date Filing Date
AU35681/68A Expired AU413304B2 (en) 1968-03-28 1968-03-28 Improvements in quartz crystal units

Country Status (2)

Country Link
AU (1) AU413304B2 (en)
GB (1) GB1185819A (en)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1580600A (en) * 1978-05-09 1980-12-03 Philips Electronic Associated Kpiezoelectric devices
US5446954A (en) * 1993-09-30 1995-09-05 Motorla, Inc. Method for manufacturing a frequency control device
US6566979B2 (en) * 2001-03-05 2003-05-20 Agilent Technologies, Inc. Method of providing differential frequency adjusts in a thin film bulk acoustic resonator (FBAR) filter and apparatus embodying the method

Also Published As

Publication number Publication date
GB1185819A (en) 1970-03-25
AU3568168A (en) 1970-03-26

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