JPH021945U - - Google Patents

Info

Publication number
JPH021945U
JPH021945U JP8077688U JP8077688U JPH021945U JP H021945 U JPH021945 U JP H021945U JP 8077688 U JP8077688 U JP 8077688U JP 8077688 U JP8077688 U JP 8077688U JP H021945 U JPH021945 U JP H021945U
Authority
JP
Japan
Prior art keywords
pronunciation
telephone terminal
brightness
detection means
brightness detection
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
JP8077688U
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 JP8077688U priority Critical patent/JPH021945U/ja
Publication of JPH021945U publication Critical patent/JPH021945U/ja
Pending legal-status Critical Current

Links

Description

【図面の簡単な説明】
第1図は本考案の一実施例の電話端末機1の構
成を示す電気回路図、第2図は本考案の他の実施
例の電話端末機1aの構成を示す電気回路図、第
3図は本考案の更に他の実施例の電話端末機1b
の構成を示す電気回路図である。 1,1a,1b……電話端末機、3,7a,7
b,10……ベル音回路、4……ベル音可変回路
、Tr……フオトトランジスタ。

Claims (1)

  1. 【実用新案登録請求の範囲】 着信を発音手段によつて告知する電話端末機に
    おいて、 周囲の明るさを検出する明るさ検出手段と、 前記明るさ検出手段の検出結果に基づいて、明
    るさの変化に対応して前記発音手段の発音態様を
    設定する発音態様設定手段と、 を備えたことを特徴とする電話端末機。
JP8077688U 1988-06-17 1988-06-17 Pending JPH021945U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8077688U JPH021945U (ja) 1988-06-17 1988-06-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8077688U JPH021945U (ja) 1988-06-17 1988-06-17

Publications (1)

Publication Number Publication Date
JPH021945U true JPH021945U (ja) 1990-01-09

Family

ID=31305593

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8077688U Pending JPH021945U (ja) 1988-06-17 1988-06-17

Country Status (1)

Country Link
JP (1) JPH021945U (ja)

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