JPH02223999A - 発音駆動回路 - Google Patents

発音駆動回路

Info

Publication number
JPH02223999A
JPH02223999A JP4488589A JP4488589A JPH02223999A JP H02223999 A JPH02223999 A JP H02223999A JP 4488589 A JP4488589 A JP 4488589A JP 4488589 A JP4488589 A JP 4488589A JP H02223999 A JPH02223999 A JP H02223999A
Authority
JP
Japan
Prior art keywords
driving signal
circuit
voltage
sound generation
drive signal
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
JP4488589A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0571960B2 (enrdf_load_stackoverflow
Inventor
Koji Machida
町田　幸二
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.)
Seikosha KK
Original Assignee
Seikosha KK
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 Seikosha KK filed Critical Seikosha KK
Priority to JP4488589A priority Critical patent/JPH02223999A/ja
Publication of JPH02223999A publication Critical patent/JPH02223999A/ja
Publication of JPH0571960B2 publication Critical patent/JPH0571960B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Electric Clocks (AREA)
JP4488589A 1989-02-23 1989-02-23 発音駆動回路 Granted JPH02223999A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4488589A JPH02223999A (ja) 1989-02-23 1989-02-23 発音駆動回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4488589A JPH02223999A (ja) 1989-02-23 1989-02-23 発音駆動回路

Publications (2)

Publication Number Publication Date
JPH02223999A true JPH02223999A (ja) 1990-09-06
JPH0571960B2 JPH0571960B2 (enrdf_load_stackoverflow) 1993-10-08

Family

ID=12703945

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4488589A Granted JPH02223999A (ja) 1989-02-23 1989-02-23 発音駆動回路

Country Status (1)

Country Link
JP (1) JPH02223999A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021031646A1 (zh) * 2019-08-19 2021-02-25 深圳南云微电子有限公司 一种峰值电流型蜂鸣器驱动电路

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021031646A1 (zh) * 2019-08-19 2021-02-25 深圳南云微电子有限公司 一种峰值电流型蜂鸣器驱动电路

Also Published As

Publication number Publication date
JPH0571960B2 (enrdf_load_stackoverflow) 1993-10-08

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Legal Events

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