JPS52139341A - Tv filter - Google Patents

Tv filter

Info

Publication number
JPS52139341A
JPS52139341A JP5688376A JP5688376A JPS52139341A JP S52139341 A JPS52139341 A JP S52139341A JP 5688376 A JP5688376 A JP 5688376A JP 5688376 A JP5688376 A JP 5688376A JP S52139341 A JPS52139341 A JP S52139341A
Authority
JP
Japan
Prior art keywords
filter
intermdiate
video
adjustment
low cost
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.)
Pending
Application number
JP5688376A
Other languages
Japanese (ja)
Inventor
Teruo Kitani
Reiichi Sasaki
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 JP5688376A priority Critical patent/JPS52139341A/en
Publication of JPS52139341A publication Critical patent/JPS52139341A/en
Pending 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
    • H03H9/02—Details
    • H03H9/02228—Guided bulk acoustic wave devices or Lamb wave devices having interdigital transducers situated in parallel planes on either side of a piezoelectric layer
    • 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)
  • Surface Acoustic Wave Elements And Circuit Networks Thereof (AREA)
  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)

Abstract

PURPOSE:To obtain the video intermdiate frequency filter property of low cost using the solid filter of non-adjustment.
JP5688376A 1976-05-17 1976-05-17 Tv filter Pending JPS52139341A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5688376A JPS52139341A (en) 1976-05-17 1976-05-17 Tv filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5688376A JPS52139341A (en) 1976-05-17 1976-05-17 Tv filter

Publications (1)

Publication Number Publication Date
JPS52139341A true JPS52139341A (en) 1977-11-21

Family

ID=13039807

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5688376A Pending JPS52139341A (en) 1976-05-17 1976-05-17 Tv filter

Country Status (1)

Country Link
JP (1) JPS52139341A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61283209A (en) * 1985-06-10 1986-12-13 Matsushita Electric Ind Co Ltd Adjusting circuit for intermediate frequency band width

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4960852A (en) * 1972-10-16 1974-06-13
JPS52135647A (en) * 1976-05-10 1977-11-12 Nec Corp Piezo electric filter

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4960852A (en) * 1972-10-16 1974-06-13
JPS52135647A (en) * 1976-05-10 1977-11-12 Nec Corp Piezo electric filter

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61283209A (en) * 1985-06-10 1986-12-13 Matsushita Electric Ind Co Ltd Adjusting circuit for intermediate frequency band width

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