JPS6077178U - Button telephone device with public address function - Google Patents
Button telephone device with public address functionInfo
- Publication number
- JPS6077178U JPS6077178U JP16928783U JP16928783U JPS6077178U JP S6077178 U JPS6077178 U JP S6077178U JP 16928783 U JP16928783 U JP 16928783U JP 16928783 U JP16928783 U JP 16928783U JP S6077178 U JPS6077178 U JP S6077178U
- Authority
- JP
- Japan
- Prior art keywords
- speaker
- telephone device
- button telephone
- public address
- built
- 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
Links
- 238000001514 detection method Methods 0.000 claims 3
- 230000003321 amplification Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
Landscapes
- Sub-Exchange Stations And Push- Button Telephones (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。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の拡声機能付ボタン電話装置のブロック図
、第２図は本考案による拡声機能付ボタン電話装置の一
実施例を示すブロック図、第３図は本考案によるボタン
電話装置のスピーカ選択処理を示すフローチャート。
１・・・主装置、２・・・配線ケーブル、３．４・・・
ボタン電話機、４−１・・・内蔵アンプ、４−２・・・
内蔵スピーカ、４−３・・・電源回路、４−４・・・デ
ータ送受信回路、４−５・・・マイクロプロセッサ、４
−６・・・通話回路網、４−７及び４−９・・・切替ス
イッチ、４−８及び４−１０・・・継電器、４−１１・
・・信号音源、４−１２・・・スイッチ、４−１３及び
４−１４・・・フックスイッチ、５・・・外部アンプ、
６・・・外部スピーカ。FIG. 1 is a block diagram of a conventional button telephone device with amplification function, FIG. 2 is a block diagram showing an embodiment of the button telephone device with amplification function according to the present invention, and FIG. 3 is a speaker of the button telephone device according to the present invention. Flowchart showing selection processing. 1... Main device, 2... Wiring cable, 3.4...
Button telephone, 4-1...Built-in amplifier, 4-2...
Built-in speaker, 4-3... Power supply circuit, 4-4... Data transmission/reception circuit, 4-5... Microprocessor, 4
-6... Call circuit network, 4-7 and 4-9... Changeover switch, 4-8 and 4-10... Relay, 4-11...
...Signal sound source, 4-12...Switch, 4-13 and 4-14...Hook switch, 5...External amplifier,
6...External speaker.
Claims (1)
んで成り、該ボタン電話機に内蔵スピーカと外部スピー
カを設け、該内蔵スピーカに供給される信号と同等の信
号を前記外部スピーカに送出するようになしたボタン電
話装置に於て、局線／内線着信検出手段とスピーカ受話
検出手段と通話路音声検出手段と内蔵スピーカと外部ス
ピーカとを切替えるためのスピーカ切替手段とを設けた
ことを特徴とする拡声機能付ボタン電話装置。It comprises a main device connected to a central office line and a plurality of key telephones, the key telephones are provided with a built-in speaker and an external speaker, and a signal equivalent to the signal supplied to the built-in speaker is sent to the external speaker. The button telephone device is characterized in that it is provided with a central office line/extension call incoming detection means, a speaker reception detection means, a channel voice detection means, and a speaker switching means for switching between the built-in speaker and the external speaker. A button telephone device with a public address function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16928783U JPS6077178U (en) | 1983-11-02 | 1983-11-02 | Button telephone device with public address function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16928783U JPS6077178U (en) | 1983-11-02 | 1983-11-02 | Button telephone device with public address function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6077178U true JPS6077178U (en) | 1985-05-29 |
| JPH0218633Y2 JPH0218633Y2 (en) | 1990-05-24 |
Family
ID=30369867
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16928783U Granted JPS6077178U (en) | 1983-11-02 | 1983-11-02 | Button telephone device with public address function |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6077178U (en) |
-
1983
- 1983-11-02 JP JP16928783U patent/JPS6077178U/en active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0218633Y2 (en) | 1990-05-24 |
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