JPH0219481B2 - - Google Patents

Info

Publication number
JPH0219481B2
JPH0219481B2 JP4393681A JP4393681A JPH0219481B2 JP H0219481 B2 JPH0219481 B2 JP H0219481B2 JP 4393681 A JP4393681 A JP 4393681A JP 4393681 A JP4393681 A JP 4393681A JP H0219481 B2 JPH0219481 B2 JP H0219481B2
Authority
JP
Japan
Prior art keywords
signal
output
signals
circuit
value
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.)
Expired
Application number
JP4393681A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57159303A (en
Inventor
Akihisa Kaihara
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP4393681A priority Critical patent/JPS57159303A/ja
Publication of JPS57159303A publication Critical patent/JPS57159303A/ja
Publication of JPH0219481B2 publication Critical patent/JPH0219481B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Safety Devices In Control Systems (AREA)
  • Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
JP4393681A 1981-03-27 1981-03-27 Triplex system transmission circuit Granted JPS57159303A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4393681A JPS57159303A (en) 1981-03-27 1981-03-27 Triplex system transmission circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4393681A JPS57159303A (en) 1981-03-27 1981-03-27 Triplex system transmission circuit

Publications (2)

Publication Number Publication Date
JPS57159303A JPS57159303A (en) 1982-10-01
JPH0219481B2 true JPH0219481B2 (enExample) 1990-05-02

Family

ID=12677573

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4393681A Granted JPS57159303A (en) 1981-03-27 1981-03-27 Triplex system transmission circuit

Country Status (1)

Country Link
JP (1) JPS57159303A (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5389614B2 (ja) * 2009-11-13 2014-01-15 株式会社日立製作所 プロセス制御装置

Also Published As

Publication number Publication date
JPS57159303A (en) 1982-10-01

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