JPS58152021U - Ladder-shaped ceramic filter - Google Patents

Ladder-shaped ceramic filter

Info

Publication number
JPS58152021U
JPS58152021U JP5001582U JP5001582U JPS58152021U JP S58152021 U JPS58152021 U JP S58152021U JP 5001582 U JP5001582 U JP 5001582U JP 5001582 U JP5001582 U JP 5001582U JP S58152021 U JPS58152021 U JP S58152021U
Authority
JP
Japan
Prior art keywords
ladder
ceramic filter
series
resonator
shaped ceramic
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.)
Granted
Application number
JP5001582U
Other languages
Japanese (ja)
Other versions
JPH0119462Y2 (en
Inventor
後藤　節夫
Original Assignee
松下電器産業株式会社
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 松下電器産業株式会社 filed Critical 松下電器産業株式会社
Priority to JP5001582U priority Critical patent/JPS58152021U/en
Publication of JPS58152021U publication Critical patent/JPS58152021U/en
Application granted granted Critical
Publication of JPH0119462Y2 publication Critical patent/JPH0119462Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図及び第２図は従来の梯子形セラミックフィルタを
示す結線図と断面図、第３図は本考案に係る梯子形セラ
ミックフィルタの一実施例を示す結線図、第４図は本考
案を説明するためのＳ□表子と８２素子の共振周波数が
同一の場合のセラミック。 フィルタの濾波特性図、第５図は本考案におけるＳ２素
子の共振周波数がＳ、素子のそれより高いセラミックフ
ィルタの濾波特性図である。 １、　６．　７・・・・・・圧電磁器共振子（直列共振
子）、２・・・・・・圧電磁器共振子（並列共振子）、
３・・・・・・電極板、４・・・・・・絶縁板、５・・
・・・・ケース。Figures 1 and 2 are a wiring diagram and a sectional view showing a conventional ladder-shaped ceramic filter, Figure 3 is a wiring diagram showing an embodiment of a ladder-shaped ceramic filter according to the present invention, and Figure 4 is a wiring diagram showing an example of a ladder-shaped ceramic filter according to the present invention. Ceramic for explanation when the resonant frequency of the S□ front and 82 elements is the same. Fig. 5 is a filtering characteristic diagram of a ceramic filter in the present invention in which the resonant frequency of the S2 element is higher than that of the S2 element. 1, 6. 7... Piezoelectric ceramic resonator (series resonator), 2... Piezoelectric ceramic resonator (parallel resonator),
3... Electrode plate, 4... Insulating plate, 5...
····Case.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 圧電磁器共振子とそれを挾持する突起を有する電極板と
適宜の箇所に配置させた絶縁板とをケース内に収納し、
前記圧電磁器共振子の直列配置の直列共振子にあって入
力・出力側番１番目の直列共振子より他の直列共振子の
共振周波数を高い方にずらしてなる梯子形セラミックフ
ィルタ。A piezoelectric ceramic resonator, an electrode plate having protrusions for holding the resonator, and an insulating plate placed at appropriate locations are housed in a case,
A ladder-shaped ceramic filter in which the resonant frequencies of the other series resonators are shifted higher than the first series resonator on the input/output side among the series resonators arranged in series of the piezoelectric ceramic resonators.
JP5001582U 1982-04-06 1982-04-06 Ladder-shaped ceramic filter Granted JPS58152021U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5001582U JPS58152021U (en) 1982-04-06 1982-04-06 Ladder-shaped ceramic filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5001582U JPS58152021U (en) 1982-04-06 1982-04-06 Ladder-shaped ceramic filter

Publications (2)

Publication Number Publication Date
JPS58152021U true JPS58152021U (en) 1983-10-12
JPH0119462Y2 JPH0119462Y2 (en) 1989-06-06

Family

ID=30060825

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5001582U Granted JPS58152021U (en) 1982-04-06 1982-04-06 Ladder-shaped ceramic filter

Country Status (1)

Country Link
JP (1) JPS58152021U (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5377157A (en) * 1976-12-20 1978-07-08 Nec Corp Lattice type piezo electric filter

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5377157A (en) * 1976-12-20 1978-07-08 Nec Corp Lattice type piezo electric filter

Also Published As

Publication number Publication date
JPH0119462Y2 (en) 1989-06-06

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