JPS6349946B2 - - Google Patents

Info

Publication number
JPS6349946B2
JPS6349946B2 JP55076173A JP7617380A JPS6349946B2 JP S6349946 B2 JPS6349946 B2 JP S6349946B2 JP 55076173 A JP55076173 A JP 55076173A JP 7617380 A JP7617380 A JP 7617380A JP S6349946 B2 JPS6349946 B2 JP S6349946B2
Authority
JP
Japan
Prior art keywords
transmission
clock
clocks
receiving
fault
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
JP55076173A
Other languages
English (en)
Japanese (ja)
Other versions
JPS573153A (en
Inventor
Naruhiro Hayashi
Hisashi Morikawa
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.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP7617380A priority Critical patent/JPS573153A/ja
Publication of JPS573153A publication Critical patent/JPS573153A/ja
Publication of JPS6349946B2 publication Critical patent/JPS6349946B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Debugging And Monitoring (AREA)
  • Small-Scale Networks (AREA)
JP7617380A 1980-06-06 1980-06-06 Fault detection system Granted JPS573153A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7617380A JPS573153A (en) 1980-06-06 1980-06-06 Fault detection system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7617380A JPS573153A (en) 1980-06-06 1980-06-06 Fault detection system

Publications (2)

Publication Number Publication Date
JPS573153A JPS573153A (en) 1982-01-08
JPS6349946B2 true JPS6349946B2 (zh) 1988-10-06

Family

ID=13597693

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7617380A Granted JPS573153A (en) 1980-06-06 1980-06-06 Fault detection system

Country Status (1)

Country Link
JP (1) JPS573153A (zh)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0795747B2 (ja) * 1983-05-31 1995-10-11 日本電気株式会社 データ伝送装置
JPS5957543A (ja) * 1982-08-26 1984-04-03 Fujitsu Ltd デ−タ伝送方式
JPS5980042A (ja) * 1982-10-29 1984-05-09 Toshiba Corp ル−プ伝送装置
JPH0630508B2 (ja) * 1983-09-28 1994-04-20 富士ファコム制御株式会社 オンライン・オフライン検出方式
JPS636934A (ja) * 1986-06-26 1988-01-12 Nec Corp 網同期方式
JP4291384B2 (ja) 2007-08-23 2009-07-08 ファナック株式会社 数値制御装置に接続されたｉｏユニットの断線と電源断の検出方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS516603A (ja) * 1974-07-06 1976-01-20 Sumitomo Electric Industries Deetatsushinhoshiki
JPS52136505A (en) * 1976-05-11 1977-11-15 Oki Electric Ind Co Ltd Automatic fault restoration system for loop transmission system
JPS5336104A (en) * 1976-09-16 1978-04-04 Hitachi Ltd Trouble discrimination equipment in loop-type data transmission system

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS516603A (ja) * 1974-07-06 1976-01-20 Sumitomo Electric Industries Deetatsushinhoshiki
JPS52136505A (en) * 1976-05-11 1977-11-15 Oki Electric Ind Co Ltd Automatic fault restoration system for loop transmission system
JPS5336104A (en) * 1976-09-16 1978-04-04 Hitachi Ltd Trouble discrimination equipment in loop-type data transmission system

Also Published As

Publication number Publication date
JPS573153A (en) 1982-01-08

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