JPS58129760U - Branching device - Google Patents

Branching device

Info

Publication number
JPS58129760U
JPS58129760U JP2487582U JP2487582U JPS58129760U JP S58129760 U JPS58129760 U JP S58129760U JP 2487582 U JP2487582 U JP 2487582U JP 2487582 U JP2487582 U JP 2487582U JP S58129760 U JPS58129760 U JP S58129760U
Authority
JP
Japan
Prior art keywords
branching device
relay station
relay
signal
call signal
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
JP2487582U
Other languages
Japanese (ja)
Inventor
糟谷　喜三郎
Original Assignee
株式会社東芝
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 株式会社東芝 filed Critical 株式会社東芝
Priority to JP2487582U priority Critical patent/JPS58129760U/en
Publication of JPS58129760U publication Critical patent/JPS58129760U/en
Pending legal-status Critical Current

Links

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 drawings]

図は本考案に係る分岐挿入装置の一実施例を示すブロッ
ク図である。 １．１０・・・入力端子、２．１２・・・Ａ−Ｄ変換器
、３．５・・・伝送路、４・・・切替器、６．８・・・
Ｄ−Ａ変換器、７，９・・・出力端子、１１・・・合成
回路。The figure is a block diagram showing one embodiment of the add/drop device according to the present invention. 1.10... Input terminal, 2.12... A-D converter, 3.5... Transmission line, 4... Switch, 6.8...
D-A converter, 7, 9...output terminal, 11...combining circuit.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 中継局ごとに伝送デジタル信号を復号化して通話信号を
分岐・挿入するデジタル伝送系の分岐挿入装置において
、中継局において通話信号を挿入しない場合はデジタル
信号のまま中継させる切替器を具えたことを特徴とする
分岐挿入装置。A digital transmission add/drop device that decodes the transmitted digital signal and drops/adds a call signal at each relay station, which is equipped with a switch that allows the repeater to relay the digital signal as it is when the call signal is not inserted at the relay station. Characteristic branch/insertion device.
JP2487582U 1982-02-25 1982-02-25 Branching device Pending JPS58129760U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2487582U JPS58129760U (en) 1982-02-25 1982-02-25 Branching device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2487582U JPS58129760U (en) 1982-02-25 1982-02-25 Branching device

Publications (1)

Publication Number Publication Date
JPS58129760U true JPS58129760U (en) 1983-09-02

Family

ID=30036855

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2487582U Pending JPS58129760U (en) 1982-02-25 1982-02-25 Branching device

Country Status (1)

Country Link
JP (1) JPS58129760U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60107936A (en) * 1983-11-16 1985-06-13 Fujitsu Ltd Auxiliary signal inserting circuit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60107936A (en) * 1983-11-16 1985-06-13 Fujitsu Ltd Auxiliary signal inserting circuit

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