JPS528716A - Synchronous system in simultaneous communication - Google Patents

Synchronous system in simultaneous communication

Info

Publication number
JPS528716A
JPS528716A JP8440275A JP8440275A JPS528716A JP S528716 A JPS528716 A JP S528716A JP 8440275 A JP8440275 A JP 8440275A JP 8440275 A JP8440275 A JP 8440275A JP S528716 A JPS528716 A JP S528716A
Authority
JP
Japan
Prior art keywords
simultaneous communication
synchronous system
office
ttl
synchronism
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
JP8440275A
Other languages
Japanese (ja)
Inventor
Katsutaka Kotezawa
Toshimi Onodera
Setsuo Hayashi
Fujio Shimanuki
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.)
CHIBA TSUSHIN KOGYO
CHIBA TSUSHIN KOGYO KK
Chiba Tsuushin Kougiyou Kk
Original Assignee
CHIBA TSUSHIN KOGYO
CHIBA TSUSHIN KOGYO KK
Chiba Tsuushin Kougiyou Kk
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 CHIBA TSUSHIN KOGYO, CHIBA TSUSHIN KOGYO KK, Chiba Tsuushin Kougiyou Kk filed Critical CHIBA TSUSHIN KOGYO
Priority to JP8440275A priority Critical patent/JPS528716A/en
Priority to NL7512098A priority patent/NL7512098A/en
Priority to DE19752546855 priority patent/DE2546855A1/en
Priority to IT2919275A priority patent/IT1054325B/en
Priority to FR7536230A priority patent/FR2317827A1/en
Publication of JPS528716A publication Critical patent/JPS528716A/en
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/54—Circuits using the same frequency for two directions of communication
    • H04B1/56—Circuits using the same frequency for two directions of communication with provision for simultaneous communication in two directions

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Bidirectional Digital Transmission (AREA)
  • Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

PURPOSE: In order to obtain the synchronism of the local office and the remote office through a simple structure using TTL.IC,in a system which simultaneously performs the transmitting and receiving with the time division system.
COPYRIGHT: (C)1977,JPO&Japio
JP8440275A 1975-07-11 1975-07-11 Synchronous system in simultaneous communication Pending JPS528716A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
JP8440275A JPS528716A (en) 1975-07-11 1975-07-11 Synchronous system in simultaneous communication
NL7512098A NL7512098A (en) 1975-07-11 1975-10-15 SYNCHRONIZATION SYSTEM.
DE19752546855 DE2546855A1 (en) 1975-07-11 1975-10-18 SYNCHRONIZATION DEVICE FOR SIMULTANEOUS REMOTE COMMUNICATION
IT2919275A IT1054325B (en) 1975-07-11 1975-11-12 SYNCHRONIZATION SYSTEM FOR THE USE OF SIMULTANEOUS TELECOMMUNICATIONS
FR7536230A FR2317827A1 (en) 1975-07-11 1975-11-26 Synchronisation device for simultaneous communication - gives quasi TDM operation between two stations

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8440275A JPS528716A (en) 1975-07-11 1975-07-11 Synchronous system in simultaneous communication

Publications (1)

Publication Number Publication Date
JPS528716A true JPS528716A (en) 1977-01-22

Family

ID=13829577

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8440275A Pending JPS528716A (en) 1975-07-11 1975-07-11 Synchronous system in simultaneous communication

Country Status (5)

Country Link
JP (1) JPS528716A (en)
DE (1) DE2546855A1 (en)
FR (1) FR2317827A1 (en)
IT (1) IT1054325B (en)
NL (1) NL7512098A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56137749A (en) * 1980-03-28 1981-10-27 Nec Corp Synchronism establishment system
EP3000318A1 (en) 2014-09-26 2016-03-30 Shimano Components (Malaysia) SDN BHD Handle assembly

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56137749A (en) * 1980-03-28 1981-10-27 Nec Corp Synchronism establishment system
JPH0361384B2 (en) * 1980-03-28 1991-09-19 Nippon Electric Co
EP3000318A1 (en) 2014-09-26 2016-03-30 Shimano Components (Malaysia) SDN BHD Handle assembly
KR20160037082A (en) 2014-09-26 2016-04-05 시마노 컴포넌츠 (말레이지아) 에스디엔. 비에이치디. Handle assembly

Also Published As

Publication number Publication date
NL7512098A (en) 1977-01-13
FR2317827A1 (en) 1977-02-04
DE2546855A1 (en) 1977-01-13
IT1054325B (en) 1981-11-10

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