JPS621450U - - Google Patents

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Publication number
JPS621450U
JPS621450U JP9171585U JP9171585U JPS621450U JP S621450 U JPS621450 U JP S621450U JP 9171585 U JP9171585 U JP 9171585U JP 9171585 U JP9171585 U JP 9171585U JP S621450 U JPS621450 U JP S621450U
Authority
JP
Japan
Prior art keywords
data communication
signal
outputting
low
digital 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
JP9171585U
Other languages
Japanese (ja)
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 JP9171585U priority Critical patent/JPS621450U/ja
Publication of JPS621450U publication Critical patent/JPS621450U/ja
Pending legal-status Critical Current

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  • Filters And Equalizers (AREA)
  • Bidirectional Digital Transmission (AREA)

Description

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

第１図は、本考案による一実施例を示すブロツ
ク図、第２図は従来例のブロツク回路図である。 １：デイジタル信号の発生器（発生手段）、２
：低域波器（低域波手段）、３：開閉回路（
開閉手段）、４：加算回路（加算手段）。 FIG. 1 is a block diagram showing one embodiment of the present invention, and FIG. 2 is a block circuit diagram of a conventional example. 1: Digital signal generator (generation means), 2
: Low frequency device (low frequency means), 3: Switching circuit (
4: Addition circuit (addition means).

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ２線式全二重データ通信システムにおいて、デ
ータ通信以外のデイジタル信号を発生する手段と
、該デイジタル信号の基本波を透過して出力する
低域波手段と、該低域波手段の出力を開閉す
る手段と、該開閉手段の出力とデータ通信用のデ
ータ信号とを加算して出力する加算手段とを備え
たことを特徴とする信号発生装置。 In a two-wire full-duplex data communication system, a means for generating a digital signal other than data communication, a low-frequency means for transmitting and outputting the fundamental wave of the digital signal, and an output switching means for the low-frequency means. 1. A signal generating device comprising means for adding the output of the opening/closing means and a data signal for data communication and outputting the result.
JP9171585U 1985-06-18 1985-06-18 Pending JPS621450U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9171585U JPS621450U (en) 1985-06-18 1985-06-18

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9171585U JPS621450U (en) 1985-06-18 1985-06-18

Publications (1)

Publication Number Publication Date
JPS621450U true JPS621450U (en) 1987-01-07

Family

ID=30647853

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9171585U Pending JPS621450U (en) 1985-06-18 1985-06-18

Country Status (1)

Country Link
JP (1) JPS621450U (en)

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