JPS52120740A - Ladder filter using rectangular piezooelectric resonator utilizing profile vibration - Google Patents

Ladder filter using rectangular piezooelectric resonator utilizing profile vibration

Info

Publication number
JPS52120740A
JPS52120740A JP3796876A JP3796876A JPS52120740A JP S52120740 A JPS52120740 A JP S52120740A JP 3796876 A JP3796876 A JP 3796876A JP 3796876 A JP3796876 A JP 3796876A JP S52120740 A JPS52120740 A JP S52120740A
Authority
JP
Japan
Prior art keywords
piezooelectric
rectangular
ladder filter
resonator utilizing
utilizing profile
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
JP3796876A
Other languages
Japanese (ja)
Inventor
Masakazu Ogawa
Tatsuo Ogawa
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.)
Niterra Co Ltd
Original Assignee
NGK Spark Plug 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 NGK Spark Plug Co Ltd filed Critical NGK Spark Plug Co Ltd
Priority to JP3796876A priority Critical patent/JPS52120740A/en
Publication of JPS52120740A publication Critical patent/JPS52120740A/en
Pending legal-status Critical Current

Links

Landscapes

  • Piezo-Electric Or Mechanical Vibrators, Or Delay Or Filter Circuits (AREA)
JP3796876A 1976-04-05 1976-04-05 Ladder filter using rectangular piezooelectric resonator utilizing profile vibration Pending JPS52120740A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3796876A JPS52120740A (en) 1976-04-05 1976-04-05 Ladder filter using rectangular piezooelectric resonator utilizing profile vibration

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3796876A JPS52120740A (en) 1976-04-05 1976-04-05 Ladder filter using rectangular piezooelectric resonator utilizing profile vibration

Publications (1)

Publication Number Publication Date
JPS52120740A true JPS52120740A (en) 1977-10-11

Family

ID=12512354

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3796876A Pending JPS52120740A (en) 1976-04-05 1976-04-05 Ladder filter using rectangular piezooelectric resonator utilizing profile vibration

Country Status (1)

Country Link
JP (1) JPS52120740A (en)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5483335U (en) * 1977-11-17 1979-06-13
JPS5881325A (en) * 1981-11-11 1983-05-16 Fujitsu Ltd Semiconductor boosting circuit
JPH03285415A (en) * 1990-03-30 1991-12-16 Ngk Spark Plug Co Ltd Ladder-shaped filter
US5400001A (en) * 1992-09-21 1995-03-21 Matsushita Electric Industrial Co., Ltd. Piezoelectric resonator and piezoelectric filter

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5033945U (en) * 1973-07-20 1975-04-11

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5033945U (en) * 1973-07-20 1975-04-11

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5483335U (en) * 1977-11-17 1979-06-13
JPS5822334Y2 (en) * 1977-11-17 1983-05-13 株式会社村田製作所 Ladder filter using rectangular piezoelectric resonators
JPS5881325A (en) * 1981-11-11 1983-05-16 Fujitsu Ltd Semiconductor boosting circuit
JPH0458206B2 (en) * 1981-11-11 1992-09-16 Fujitsu Ltd
JPH03285415A (en) * 1990-03-30 1991-12-16 Ngk Spark Plug Co Ltd Ladder-shaped filter
US5400001A (en) * 1992-09-21 1995-03-21 Matsushita Electric Industrial Co., Ltd. Piezoelectric resonator and piezoelectric filter

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