JPS6422129A - Master station device for time division multi-direction multiplexing communication system - Google Patents

Master station device for time division multi-direction multiplexing communication system

Info

Publication number
JPS6422129A
JPS6422129A JP62177136A JP17713687A JPS6422129A JP S6422129 A JPS6422129 A JP S6422129A JP 62177136 A JP62177136 A JP 62177136A JP 17713687 A JP17713687 A JP 17713687A JP S6422129 A JPS6422129 A JP S6422129A
Authority
JP
Japan
Prior art keywords
supervising
call channel
signal
circuit
time
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
JP62177136A
Other languages
Japanese (ja)
Inventor
Toshio Otsu
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.)
NEC Corp
Original Assignee
NEC Corp
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 NEC Corp filed Critical NEC Corp
Priority to JP62177136A priority Critical patent/JPS6422129A/en
Publication of JPS6422129A publication Critical patent/JPS6422129A/en
Pending legal-status Critical Current

Links

Landscapes

  • Time-Division Multiplex Systems (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

PURPOSE:To eliminate the use of a time slot for supervising and to consequently detect a trouble in its own station efficiently and without fail by supplying a supervising signal for supervising in its own station to the call channel in an idle condition. CONSTITUTION:In a time division multiplexing circuit 70, a supervising signal removed by a gate circuit 60 is time-division-multiplexed to the position of a time slot in a receiving IF signal corresponding to a call channel whose supervising signal is applied to time-division-multiplexing with a supervising signal multiplexing circuit 40 in accordance with call channel allotting information from a call channel control circuit 110. A trouble supervising circuit 100 supervises the presence and absence of the error of the supervising signal time- division-multiplexed to the output signal of a separating circuit 90 in accordance with the call channel allotting information from the call channel control circuit 110.
JP62177136A 1987-07-17 1987-07-17 Master station device for time division multi-direction multiplexing communication system Pending JPS6422129A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP62177136A JPS6422129A (en) 1987-07-17 1987-07-17 Master station device for time division multi-direction multiplexing communication system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62177136A JPS6422129A (en) 1987-07-17 1987-07-17 Master station device for time division multi-direction multiplexing communication system

Publications (1)

Publication Number Publication Date
JPS6422129A true JPS6422129A (en) 1989-01-25

Family

ID=16025810

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62177136A Pending JPS6422129A (en) 1987-07-17 1987-07-17 Master station device for time division multi-direction multiplexing communication system

Country Status (1)

Country Link
JP (1) JPS6422129A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5849356A (en) * 1997-04-08 1998-12-15 Rheox, Inc. Method for deicing highways using starch-containing compositions and starch-containing compositions especially designed for deicing highways

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58202641A (en) * 1982-05-21 1983-11-25 Nec Corp Master station device of time division multi-direction multiplex communication system

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58202641A (en) * 1982-05-21 1983-11-25 Nec Corp Master station device of time division multi-direction multiplex communication system

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5849356A (en) * 1997-04-08 1998-12-15 Rheox, Inc. Method for deicing highways using starch-containing compositions and starch-containing compositions especially designed for deicing highways

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