JPS61124173U - - Google Patents
Info
- Publication number
- JPS61124173U JPS61124173U JP601985U JP601985U JPS61124173U JP S61124173 U JPS61124173 U JP S61124173U JP 601985 U JP601985 U JP 601985U JP 601985 U JP601985 U JP 601985U JP S61124173 U JPS61124173 U JP S61124173U
- Authority
- JP
- Japan
- Prior art keywords
- television
- base
- unit
- built
- entrance handset
- 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
Links
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Closed-Circuit Television Systems (AREA)
Description
第１図は本考案によるテレビ通話装置を示す斜
視図、第２図は本考案によるテレビ通話装置の通
話網を示すブロツク図、第３図は本考案によるテ
レビ通話装置の玄関子機、室内親機、親機テレビ
ユニツトのブロツク図、第４図は本考案によるテ
レビ通話装置の増設親機テレビユニツトのブロツ
ク図、第５図は従来におけるテレビ通話装置を示
す斜視図である。
１０……テレビ通話装置、１１……テレビカメ
ラ、１２……玄関子機、１３……室内親機、１４
……テレビモニタ、１５……親機テレビユニツト
、１６……増設親機テレビユニツト、２０……マ
イク、２１……スピーカ、２２……通話回路、２
７，３８……通話ライン、２８……同軸ケーブル
（映像伝送ケーブル）、４０……制御ライン、４
１……選択スイツチ（スイツチ手段）、４２……
増設テレビモニタ。
FIG. 1 is a perspective view showing a video call device according to the present invention, FIG. 2 is a block diagram showing a communication network of the video call device according to the present invention, and FIG. FIG. 4 is a block diagram of an additional base television unit of the television communication device according to the present invention, and FIG. 5 is a perspective view showing a conventional television communication device. 10...TV communication device, 11...TV camera, 12...Entrance slave unit, 13...Indoor master unit, 14
...TV monitor, 15...Base TV unit, 16...Extension main TV unit, 20...Microphone, 21...Speaker, 22...Telephone circuit, 2
7, 38...Telephone line, 28...Coaxial cable (video transmission cable), 40...Control line, 4
1...Selection switch (switch means), 42...
Additional TV monitor.
Claims (1)
話回路を内蔵する玄関子機と、該玄関子機の通話
回路に通話ラインを介して接続される複数台の室
内親機と、該玄関子機のテレビカメラに映像伝送
ケーブルで接続されるテレビモニタを内蔵する親
機テレビユニツトと、該親機テレビユニツトに映
像伝送ケーブル、制御ラインを介して接続され増
設テレビモニタを内蔵する複数台の増設親機テレ
ビユニツトと、前記制御ラインと前記増設親機テ
レビユニツトとの間に介在され該増設テレビモニ
タのオン、オフを選択するスイツチ手段を備えた
ことを特徴とするテレビ通話装置。 An entrance handset that has a built-in communication circuit including a television camera, a microphone, a speaker, etc., a plurality of indoor main units connected to the communication circuit of the entrance handset via a call line, and a television set of the entrance handset. A base TV unit with a built-in TV monitor that is connected to the camera via a video transmission cable, and multiple additional base TVs that are connected to the base TV unit via a video transmission cable and a control line and have built-in additional TV monitors. What is claimed is: 1. A television communication device characterized by comprising a switch means interposed between the control line and the expansion base television unit for selecting whether the expansion television monitor is turned on or off.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP601985U JPS61124173U (en) | 1985-01-18 | 1985-01-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP601985U JPS61124173U (en) | 1985-01-18 | 1985-01-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS61124173U true JPS61124173U (en) | 1986-08-05 |
Family
ID=30483072
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP601985U Pending JPS61124173U (en) | 1985-01-18 | 1985-01-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61124173U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS494566U (en) * | 1972-04-14 | 1974-01-16 |
-
1985
- 1985-01-18 JP JP601985U patent/JPS61124173U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS494566U (en) * | 1972-04-14 | 1974-01-16 |
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