JPH0223113U - - Google Patents

Info

Publication number
JPH0223113U
JPH0223113U JP9681888U JP9681888U JPH0223113U JP H0223113 U JPH0223113 U JP H0223113U JP 9681888 U JP9681888 U JP 9681888U JP 9681888 U JP9681888 U JP 9681888U JP H0223113 U JPH0223113 U JP H0223113U
Authority
JP
Japan
Prior art keywords
volume
ambient
section
ringing tone
ringer
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
JP9681888U
Other languages
English (en)
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 filed Critical
Priority to JP9681888U priority Critical patent/JPH0223113U/ja
Publication of JPH0223113U publication Critical patent/JPH0223113U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Control Of Amplification And Gain Control (AREA)

Description

【図面の簡単な説明】
第1図は、電話呼出音コントロール装置のブロ
ツク図である。 1……周囲音量検出部、2……AMP、3……
平均化回路、4……音量決定部、5……着呼検出
部、6……呼出音発生部、7……音量可変回路、
8……スピーカ。

Claims (1)

    【実用新案登録請求の範囲】
  1. 着呼により呼出音を発生する呼出音発生部と、
    呼出音の音量を可変する音量可変部と、周囲音量
    を検出する周囲音量検出部と、周囲音量に基いて
    音量調整量を決定して、音量可変回路に入力する
    音量決定部とを備えた電話呼出音コントロール装
    置。
JP9681888U 1988-07-21 1988-07-21 Pending JPH0223113U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9681888U JPH0223113U (ja) 1988-07-21 1988-07-21

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9681888U JPH0223113U (ja) 1988-07-21 1988-07-21

Publications (1)

Publication Number Publication Date
JPH0223113U true JPH0223113U (ja) 1990-02-15

Family

ID=31321931

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9681888U Pending JPH0223113U (ja) 1988-07-21 1988-07-21

Country Status (1)

Country Link
JP (1) JPH0223113U (ja)

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