JPS58115799U - 圧電スピ−カの制御装置 - Google Patents

圧電スピ−カの制御装置

Info

Publication number
JPS58115799U
JPS58115799U JP1982012178U JP1217882U JPS58115799U JP S58115799 U JPS58115799 U JP S58115799U JP 1982012178 U JP1982012178 U JP 1982012178U JP 1217882 U JP1217882 U JP 1217882U JP S58115799 U JPS58115799 U JP S58115799U
Authority
JP
Japan
Prior art keywords
piezoelectric speaker
control device
speaker control
microcomputer
piezoelectric
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
JP1982012178U
Other languages
English (en)
Inventor
庄田　稔
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.)
Sharp Corp
Original Assignee
Sharp Corp
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 Sharp Corp filed Critical Sharp Corp
Priority to JP1982012178U priority Critical patent/JPS58115799U/ja
Priority to US06/460,297 priority patent/US4668937A/en
Publication of JPS58115799U publication Critical patent/JPS58115799U/ja
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
    • B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
    • B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
    • B06B1/02—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of electrical energy
    • B06B1/0207—Driving circuits
    • B06B1/0223—Driving circuits for generating signals continuous in time
    • B06B1/023—Driving circuits for generating signals continuous in time and stepped in amplitude, e.g. square wave, 2-level signal
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING SYSTEMS, e.g. PERSONAL CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B3/00—Audible signalling systems, e.g. audible personal calling systems
    • G08B3/10—Audible signalling systems, e.g. audible personal calling systems using electric transmission; using electromagnetic transmission
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B6/00—Heating by electric, magnetic or electromagnetic fields
    • H05B6/64—Heating using microwaves
    • H05B6/66—Circuits
    • H05B6/68—Circuits for monitoring or control

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Electric Ovens (AREA)
  • Control Of High-Frequency Heating 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。

Description

【図面の簡単な説明】
第１図ａ、　　ｂは、従来例を示すフローチャート、第
２図は、本考案の実施例を示す圧電スピーカの制御装置
の回路図、第３図は、第２図のタイミングチャート、第
４図ａ、　　ｂは、本考案の実施例の動作を示すフロー
チャートである。　 １・・・・・・マイクワコンピュータ、２・・・・・、
ＰＮＰ）ランジスタ、３・・・・・・圧電スピーカ、Ａ
、Ｂ・・・・・・マイクロコンピュータの出力端子。

Claims (1)

    【実用新案登録請求の範囲】
  1. マイクロコン１ユータの２個の出力端子を圧電スピーカ
    駆動部に接続したことを特徴とする圧電スピーカの制御
    装置。
JP1982012178U 1982-01-29 1982-01-29 圧電スピ−カの制御装置 Pending JPS58115799U (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP1982012178U JPS58115799U (ja) 1982-01-29 1982-01-29 圧電スピ−カの制御装置
US06/460,297 US4668937A (en) 1982-01-29 1983-01-24 Speaker activation control by microcomputer

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1982012178U JPS58115799U (ja) 1982-01-29 1982-01-29 圧電スピ−カの制御装置

Publications (1)

Publication Number Publication Date
JPS58115799U true JPS58115799U (ja) 1983-08-08

Family

ID=11798168

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1982012178U Pending JPS58115799U (ja) 1982-01-29 1982-01-29 圧電スピ−カの制御装置

Country Status (2)

Country Link
US (1) US4668937A (ja)
JP (1) JPS58115799U (ja)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR900003594B1 (ko) * 1985-01-07 1990-05-26 니홍덴소 가부시기 가이샤 경보음 발생장치
US5274358A (en) * 1991-09-17 1993-12-28 Egis Personal Safety Systems Personal safety device having microprocess control and method for operating the same
JPH08234762A (ja) * 1995-02-28 1996-09-13 Toshiba Corp 家庭用電気機器の報知装置
US5633625A (en) * 1995-03-20 1997-05-27 Saturn Electronics & Engineering, Inc. Electronic chime module and method
US7245226B1 (en) 2004-09-08 2007-07-17 Longwood Corporation Integrated microprocessor controlled alarm

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4164735A (en) * 1977-10-17 1979-08-14 General Electric Company Piezoelectric audible indicator circuit
JPS5646930A (en) * 1979-09-21 1981-04-28 Sharp Corp Cooker
US4334280A (en) * 1980-06-09 1982-06-08 Texas Instruments Incorporated System and method for providing an audible sound and a tactile feedback in an electronic data processing system
JPS57119397A (en) * 1981-01-16 1982-07-24 Canon Kk Sound pressure selector for sound emitting body

Also Published As

Publication number Publication date
US4668937A (en) 1987-05-26

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