JPS543415A - Ac twoowire signal transmission system - Google Patents

Ac twoowire signal transmission system

Info

Publication number
JPS543415A
JPS543415A JP6782377A JP6782377A JPS543415A JP S543415 A JPS543415 A JP S543415A JP 6782377 A JP6782377 A JP 6782377A JP 6782377 A JP6782377 A JP 6782377A JP S543415 A JPS543415 A JP S543415A
Authority
JP
Japan
Prior art keywords
twoowire
signal transmission
transmission system
signal
twoowire 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
JP6782377A
Other languages
Japanese (ja)
Inventor
Ikuo Tomita
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Riken Keiki KK
Original Assignee
Riken Keiki KK
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 Riken Keiki KK filed Critical Riken Keiki KK
Priority to JP6782377A priority Critical patent/JPS543415A/en
Publication of JPS543415A publication Critical patent/JPS543415A/en
Pending legal-status Critical Current

Links

Landscapes

  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
JP6782377A 1977-06-10 1977-06-10 Ac twoowire signal transmission system Pending JPS543415A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6782377A JPS543415A (en) 1977-06-10 1977-06-10 Ac twoowire signal transmission system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6782377A JPS543415A (en) 1977-06-10 1977-06-10 Ac twoowire signal transmission system

Publications (1)

Publication Number Publication Date
JPS543415A true JPS543415A (en) 1979-01-11

Family

ID=13356039

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6782377A Pending JPS543415A (en) 1977-06-10 1977-06-10 Ac twoowire signal transmission system

Country Status (1)

Country Link
JP (1) JPS543415A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57184339A (en) * 1981-05-08 1982-11-13 Ohkura Electric Co Ltd Security device for communiction circuit
JPS5895905A (en) * 1981-11-30 1983-06-07 昭和電線電纜株式会社 Controller for wire extending device
JPS62126498A (en) * 1985-11-28 1987-06-08 株式会社　イセキ開発工機 Controller for tunnel excavator

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57184339A (en) * 1981-05-08 1982-11-13 Ohkura Electric Co Ltd Security device for communiction circuit
JPS5895905A (en) * 1981-11-30 1983-06-07 昭和電線電纜株式会社 Controller for wire extending device
JPS62126498A (en) * 1985-11-28 1987-06-08 株式会社　イセキ開発工機 Controller for tunnel excavator

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