FR2074650B1 - - Google Patents

Info

Publication number
FR2074650B1
FR2074650B1 FR7001269A FR7001269A FR2074650B1 FR 2074650 B1 FR2074650 B1 FR 2074650B1 FR 7001269 A FR7001269 A FR 7001269A FR 7001269 A FR7001269 A FR 7001269A FR 2074650 B1 FR2074650 B1 FR 2074650B1
Authority
FR
France
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
FR7001269A
Other languages
French (fr)
Other versions
FR2074650A1 (enExample
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.)
Panasonic Holdings Corp
Original Assignee
Matsushita Electric Industrial 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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Priority to FR7001269A priority Critical patent/FR2074650B1/fr
Publication of FR2074650A1 publication Critical patent/FR2074650A1/fr
Application granted granted Critical
Publication of FR2074650B1 publication Critical patent/FR2074650B1/fr
Expired 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 elements; Electromechanical resonators
    • H03H9/46—Filters
    • H03H9/54—Filters comprising resonators of piezoelectric or electrostrictive material
    • H03H9/542—Filters comprising resonators of piezoelectric or electrostrictive material including passive elements
    • 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
    • H03H9/56—Monolithic crystal filters
    • H03H9/562—Monolithic crystal filters comprising a ceramic piezoelectric layer
    • 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
    • H03H9/581—Multiple crystal filters comprising ceramic piezoelectric layers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Crystallography & Structural Chemistry (AREA)
FR7001269A 1970-01-14 1970-01-14 Expired FR2074650B1 (enExample)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7001269A FR2074650B1 (enExample) 1970-01-14 1970-01-14

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7001269A FR2074650B1 (enExample) 1970-01-14 1970-01-14

Publications (2)

Publication Number Publication Date
FR2074650A1 FR2074650A1 (enExample) 1971-10-08
FR2074650B1 true FR2074650B1 (enExample) 1977-01-21

Family

ID=9049022

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7001269A Expired FR2074650B1 (enExample) 1970-01-14 1970-01-14

Country Status (1)

Country Link
FR (1) FR2074650B1 (enExample)

Also Published As

Publication number Publication date
FR2074650A1 (enExample) 1971-10-08

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Legal Events

Date Code Title Description
ST Notification of lapse