JPS6338131B2 - - Google Patents

Info

Publication number
JPS6338131B2
JPS6338131B2 JP55161726A JP16172680A JPS6338131B2 JP S6338131 B2 JPS6338131 B2 JP S6338131B2 JP 55161726 A JP55161726 A JP 55161726A JP 16172680 A JP16172680 A JP 16172680A JP S6338131 B2 JPS6338131 B2 JP S6338131B2
Authority
JP
Japan
Prior art keywords
terminal device
master station
signal
terminal
transmission
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
JP55161726A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5784644A (en
Inventor
Takashi Matsuda
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 JP55161726A priority Critical patent/JPS5784644A/ja
Publication of JPS5784644A publication Critical patent/JPS5784644A/ja
Publication of JPS6338131B2 publication Critical patent/JPS6338131B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L43/00—Arrangements for monitoring or testing data switching networks
    • H04L43/50—Testing arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Small-Scale Networks (AREA)
JP55161726A 1980-11-17 1980-11-17 Detection system of transmission line termination state Granted JPS5784644A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP55161726A JPS5784644A (en) 1980-11-17 1980-11-17 Detection system of transmission line termination state

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55161726A JPS5784644A (en) 1980-11-17 1980-11-17 Detection system of transmission line termination state

Publications (2)

Publication Number Publication Date
JPS5784644A JPS5784644A (en) 1982-05-27
JPS6338131B2 true JPS6338131B2 (enrdf_load_stackoverflow) 1988-07-28

Family

ID=15740709

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55161726A Granted JPS5784644A (en) 1980-11-17 1980-11-17 Detection system of transmission line termination state

Country Status (1)

Country Link
JP (1) JPS5784644A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11451063B2 (en) 2018-07-27 2022-09-20 Nissin Electric Co., Ltd. Power supply system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11451063B2 (en) 2018-07-27 2022-09-20 Nissin Electric Co., Ltd. Power supply system

Also Published As

Publication number Publication date
JPS5784644A (en) 1982-05-27

Similar Documents

Publication Publication Date Title
US4849752A (en) Method and apparatus for circuit units
GB1370247A (en) System for determining the type and location of trouble during the transmission of data signals
JPS6338131B2 (enrdf_load_stackoverflow)
EP0033821A2 (en) Intelligent interfacing apparatus for the automatic management of a switched or dedicated telecommunication line
JP2655597B2 (ja) デイジタル回線におけるループバック識別方式
US3517129A (en) Data transmission subset
US5103473A (en) Telephone system communication mechanism employing central office sleeve lead
JP2506164B2 (ja) ネットワ―ク特性の測定方法
CA1113174A (en) Circuit arrangement for receiving simplex and duplex current telegraph characters
JPS5866444A (ja) デ−タ伝送装置
KR100225043B1 (ko) 인터럽트를 이용한 다중 직렬통신방법 및 직렬통신장치
JPH0191547A (ja) 共通バスシステム
JPS55137747A (en) Connection control system in data switching metwork
JPS61163761A (ja) 変復調装置試験方式
JPH0228938B2 (enrdf_load_stackoverflow)
JP2570353B2 (ja) データ回線試験方式
JPS6360937B2 (enrdf_load_stackoverflow)
JPH067605Y2 (ja) インターホン装置の施工用ターミナル
JPH0897908A (ja) 回線切替支援装置
JPH0389402U (enrdf_load_stackoverflow)
JPS63257358A (ja) 試験制御回路
JPS6336705B2 (enrdf_load_stackoverflow)
JPH04150442A (ja) インタフェース試験方式
JPH0392038A (ja) ネットワーク構成装置の時刻設定方式
JPS6135052A (ja) 中継回線導通試験方式