JPS53136910A - Initial connection system for time division multiple connecting communication system - Google Patents

Initial connection system for time division multiple connecting communication system

Info

Publication number
JPS53136910A
JPS53136910A JP5124977A JP5124977A JPS53136910A JP S53136910 A JPS53136910 A JP S53136910A JP 5124977 A JP5124977 A JP 5124977A JP 5124977 A JP5124977 A JP 5124977A JP S53136910 A JPS53136910 A JP S53136910A
Authority
JP
Japan
Prior art keywords
initial connection
division multiple
time division
multiple connecting
connecting communication
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
JP5124977A
Other languages
Japanese (ja)
Inventor
Yoichi Isogawa
Katsumi Suzuki
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
Nippon Electric Co 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 NEC Corp, Nippon Electric Co Ltd filed Critical NEC Corp
Priority to JP5124977A priority Critical patent/JPS53136910A/en
Publication of JPS53136910A publication Critical patent/JPS53136910A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/14—Relay systems
    • H04B7/15—Active relay systems
    • H04B7/204—Multiple access
    • H04B7/212—Time-division multiple access [TDMA]
    • H04B7/2125—Synchronisation

Abstract

PURPOSE:To eliminate the use of a specified MODEM and level converter as well as to ensure the initial connection without affecting the transmission burst of other stations, by transmitting both the initial connection signal and the transmission data from the common transmission circuit at the same level.
JP5124977A 1977-05-06 1977-05-06 Initial connection system for time division multiple connecting communication system Pending JPS53136910A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5124977A JPS53136910A (en) 1977-05-06 1977-05-06 Initial connection system for time division multiple connecting communication system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5124977A JPS53136910A (en) 1977-05-06 1977-05-06 Initial connection system for time division multiple connecting communication system

Publications (1)

Publication Number Publication Date
JPS53136910A true JPS53136910A (en) 1978-11-29

Family

ID=12881667

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5124977A Pending JPS53136910A (en) 1977-05-06 1977-05-06 Initial connection system for time division multiple connecting communication system

Country Status (1)

Country Link
JP (1) JPS53136910A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56141632A (en) * 1980-03-21 1981-11-05 Ibm Initial synchronizing method

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56141632A (en) * 1980-03-21 1981-11-05 Ibm Initial synchronizing method
JPH0217973B2 (en) * 1980-03-21 1990-04-24 Intaanashonaru Bijinesu Mashiinzu Corp

Similar Documents

Publication Publication Date Title
JPS5319706A (en) Data communication system
JPS53136910A (en) Initial connection system for time division multiple connecting communication system
JPS5279815A (en) Transmitting and receiving circuit
JPS53107209A (en) Various-signal transmission system of time-division exchange
JPS53131716A (en) Digital signal transmission system
JPS5289402A (en) Data transmitting device
JPS53111227A (en) Communication device for multiple access
JPS53131706A (en) Automatic telephone exchange system
JPS545693A (en) Information communication system
JPS5313818A (en) Signal transmission system
JPS5388510A (en) Simultaneous call preventing system for radio communication
JPS53131707A (en) Auotmatic telephone exchange system
JPS5412502A (en) Wireless communication equipment
JPS53124008A (en) Call signal transmission system
JPS533115A (en) Pcm terminal station unit
JPS53127221A (en) Full duplex data transmission unit of two wire type
JPS53131712A (en) Hot-line connection system for automatic exchange
JPS5213645A (en) Transmitting unit of the power line transmission communication device
JPS53145406A (en) Loop transmission system
JPS5413202A (en) Check system for telephoe exchanging line
JPS53133315A (en) Signal repeating equipment
JPS5317003A (en) Time division multiplex communication system
JPS5387110A (en) Communication system
JPS5387111A (en) Communication system
JPS547213A (en) Howler signal transmission system