JPS60180159U - information transmission device - Google Patents

information transmission device

Info

Publication number
JPS60180159U
JPS60180159U JP6679784U JP6679784U JPS60180159U JP S60180159 U JPS60180159 U JP S60180159U JP 6679784 U JP6679784 U JP 6679784U JP 6679784 U JP6679784 U JP 6679784U JP S60180159 U JPS60180159 U JP S60180159U
Authority
JP
Japan
Prior art keywords
center
information
transmission device
information transmission
terminal
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
JP6679784U
Other languages
Japanese (ja)
Inventor
川村　洋史
Original Assignee
日本電気株式会社
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 日本電気株式会社 filed Critical 日本電気株式会社
Priority to JP6679784U priority Critical patent/JPS60180159U/en
Publication of JPS60180159U publication Critical patent/JPS60180159U/en
Pending legal-status Critical Current

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  • Interconnected Communication Systems, Intercoms, And Interphones (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

【図面の簡単な説明】[Brief explanation of the drawing]

第１図はこの考案の基本構成を示すブロック図、第２図
はこの考案の適用例を示すブロック図である。 １□〜１ｎ・・・・・・端末、１１・・・・・・センタ
、１２゜１５・・・・・・マイクロホン、１３・・・・
・・分岐装置、１４．２３・・・・・・スピニカ、１６
・・面制御装置、１７・・・・・・多重化部、１８・・
・・・・多重分離部、１９・・曲スイッチ、２１・・・
・・・表示制御装置。FIG. 1 is a block diagram showing the basic configuration of this invention, and FIG. 2 is a block diagram showing an example of application of this invention. 1□~1n...Terminal, 11...Center, 12゜15...Microphone, 13...
... Branching device, 14.23 ... Spinica, 16
... Surface control device, 17... Multiplexing section, 18...
...Demultiplexer, 19...Tune switch, 21...
...Display control device.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 空間的に離れた複数の端末とセンタとの間での゛　　　
情報伝送装置であって、上記センタと各端末との間は音
声帯域の信号を伝送できる二つの回線で互に結ばれ、上
記センタから上記各端末へは同一情報を伝送する手段と
、上記端末から上記センタへは送出すべき情報と同時に
制御情報を送る手段と、その制御情報を受信して上記セ
ンタから上記端末を選択する手段とを設けたことを特徴
とする情報伝送装置。　　　　　　　　−between multiple spatially separated terminals and the center.
The information transmission device includes a means for transmitting the same information from the center to each terminal, and a means for transmitting the same information from the center to each terminal, and a means for transmitting the same information from the center to each terminal. An information transmission device comprising: means for transmitting control information from the center to the center at the same time as information to be transmitted; and means for receiving the control information and selecting the terminal from the center. −
JP6679784U 1984-05-07 1984-05-07 information transmission device Pending JPS60180159U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6679784U JPS60180159U (en) 1984-05-07 1984-05-07 information transmission device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6679784U JPS60180159U (en) 1984-05-07 1984-05-07 information transmission device

Publications (1)

Publication Number Publication Date
JPS60180159U true JPS60180159U (en) 1985-11-29

Family

ID=30600027

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6679784U Pending JPS60180159U (en) 1984-05-07 1984-05-07 information transmission device

Country Status (1)

Country Link
JP (1) JPS60180159U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63246067A (en) * 1986-11-20 1988-10-13 Nippon Telegr & Teleph Corp <Ntt> Information transfer device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5520590A (en) * 1978-08-01 1980-02-14 Ishikawajima Harima Heavy Ind Co Ltd Positioning device for mobile machine
JPS593648U (en) * 1982-06-28 1984-01-11 三菱電機株式会社 Carrier detection circuit for optical receiver

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5520590A (en) * 1978-08-01 1980-02-14 Ishikawajima Harima Heavy Ind Co Ltd Positioning device for mobile machine
JPS593648U (en) * 1982-06-28 1984-01-11 三菱電機株式会社 Carrier detection circuit for optical receiver

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63246067A (en) * 1986-11-20 1988-10-13 Nippon Telegr & Teleph Corp <Ntt> Information transfer device

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