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AU2965584A - Digital TDM microtelephone system - Google Patents

Digital TDM microtelephone system

Info

Publication number
AU2965584A
AU2965584A AU29655/84A AU2965584A AU2965584A AU 2965584 A AU2965584 A AU 2965584A AU 29655/84 A AU29655/84 A AU 29655/84A AU 2965584 A AU2965584 A AU 2965584A AU 2965584 A AU2965584 A AU 2965584A
Authority
AU
Australia
Prior art keywords
microtelephone
digital tdm
tdm
digital
tdm microtelephone
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.)
Granted
Application number
AU29655/84A
Other versions
AU570983B2 (en
Inventor
Stillman F. Gates
Patrick N. Gooding
Edward S. Marrone
Gary A. Nelson
Everette Rigsby
Richard E. Schumaker
Michael Teener
Keith D. Walter
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.)
CXC CORP
Original Assignee
CXC 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
Priority claimed from US06/491,551 external-priority patent/US4587651A/en
Priority claimed from US06/582,069 external-priority patent/US4598397A/en
Priority claimed from US06/582,182 external-priority patent/US4755988A/en
Application filed by CXC CORP filed Critical CXC CORP
Publication of AU2965584A publication Critical patent/AU2965584A/en
Application granted granted Critical
Publication of AU570983B2 publication Critical patent/AU570983B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/22—Arrangements affording multiple use of the transmission path using time-division multiplexing
    • H04L5/24—Arrangements affording multiple use of the transmission path using time-division multiplexing with start-stop synchronous converters
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/42—Loop networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00—Baseband systems
    • H04L25/38—Synchronous or start-stop systems, e.g. for Baudot code
    • H04L25/40—Transmitting circuits; Receiving circuits
    • H04L25/49—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems
    • H04L25/4904—Transmitting circuits; Receiving circuits using code conversion at the transmitter; using predistortion; using insertion of idle bits for obtaining a desired frequency spectrum; using three or more amplitude levels ; Baseband coding techniques specific to data transmission systems using self-synchronising codes, e.g. split-phase codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M9/00—Arrangements for interconnection not involving centralised switching
    • H04M9/02—Arrangements for interconnection not involving centralised switching involving a common line for all parties
    • H04M9/022—Multiplex systems
    • H04M9/025—Time division multiplex systems, e.g. loop systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13332—Broadband, CATV, dynamic bandwidth allocation

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
  • Liquid Crystal Substances (AREA)
  • Optical Communication System (AREA)
  • Mobile Radio Communication Systems (AREA)
AU29655/84A 1983-05-04 1984-05-02 Digital tdm microtelephone system Ceased AU570983B2 (en)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US491551 1983-05-04
US06/491,551 US4587651A (en) 1983-05-04 1983-05-04 Distributed variable bandwidth switch for voice, data, and image communications
US06/582,069 US4598397A (en) 1984-02-21 1984-02-21 Microtelephone controller
US582182 1984-02-21
US582069 1984-02-21
US06/582,182 US4755988A (en) 1983-05-04 1984-02-21 Data communications switching device having multiple switches operating at plural selectable data rates

Publications (2)

Publication Number Publication Date
AU2965584A true AU2965584A (en) 1984-11-19
AU570983B2 AU570983B2 (en) 1988-03-31

Family

ID=27413904

Family Applications (2)

Application Number Title Priority Date Filing Date
AU29633/84A Ceased AU571236B2 (en) 1983-05-04 1984-05-02 Variable bandwidth / transmission rate system
AU29655/84A Ceased AU570983B2 (en) 1983-05-04 1984-05-02 Digital tdm microtelephone system

Family Applications Before (1)

Application Number Title Priority Date Filing Date
AU29633/84A Ceased AU571236B2 (en) 1983-05-04 1984-05-02 Variable bandwidth / transmission rate system

Country Status (5)

Country Link
EP (2) EP0141852A4 (en)
AU (2) AU571236B2 (en)
CA (2) CA1242819A (en)
ES (2) ES8503184A1 (en)
WO (1) WO1984004435A1 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8504810D0 (en) * 1985-02-25 1985-03-27 Gen Electric Co Plc Local communication system
DE3572103D1 (en) * 1985-02-28 1989-09-07 Ibm Communication system comprising overlayed multiple-access transmission networks
GB8515347D0 (en) * 1985-06-18 1985-07-17 Plessey Co Plc Telecommunications exchanges
GB2232326A (en) * 1989-05-26 1990-12-05 Philips Electronic Associated Data transmission over a tdm duplex frequency channel
US5164960A (en) * 1990-02-15 1992-11-17 Advanced Micro Devices Inc. Medium attachment unit for use with twisted pair local area network
DE4134360C1 (en) * 1991-10-17 1993-04-15 Ant Nachrichtentechnik Gmbh, 7150 Backnang, De
JP3664050B2 (en) * 2000-06-28 2005-06-22 日本電気株式会社 Connection recovery device
US7675867B1 (en) * 2006-04-19 2010-03-09 Owl Computing Technologies, Inc. One-way data transfer system with built-in data verification mechanism
US8732453B2 (en) 2010-07-19 2014-05-20 Owl Computing Technologies, Inc. Secure acknowledgment device for one-way data transfer system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4251865A (en) * 1978-12-08 1981-02-17 Motorola, Inc. Polling system for a duplex communications link
US4271507A (en) * 1979-06-07 1981-06-02 Ford Motor Company Communication broadcast channel interface
US4251880A (en) * 1979-07-31 1981-02-17 Bell Telephone Laboratories, Incorporated Digital loop switch for controlling data information having differing transmission characteristics
US4445213A (en) * 1979-07-31 1984-04-24 Bell Telephone Laboratories, Incorporated Communication line interface for controlling data information having differing transmission characteristics
NL8104368A (en) * 1981-09-23 1983-04-18 Philips Nv DIGITAL TELEPHONE CONTROL PANEL WITH DEVICES FOR HANDLING PACKAGE-SWITCHED DATA.
US4445116A (en) * 1982-03-05 1984-04-24 Burroughs Corporation Method for allocating bandwidth between stations in a local area network

Also Published As

Publication number Publication date
AU571236B2 (en) 1988-04-14
EP0142551A1 (en) 1985-05-29
AU2963384A (en) 1984-11-19
AU570983B2 (en) 1988-03-31
CA1243787A (en) 1988-10-25
ES532231A0 (en) 1985-02-01
WO1984004435A1 (en) 1984-11-08
EP0141852A4 (en) 1988-06-16
ES8604707A1 (en) 1986-02-01
CA1242819A (en) 1988-10-04
ES532232A0 (en) 1986-02-01
EP0142551A4 (en) 1988-06-16
ES8503184A1 (en) 1985-02-01
EP0141852A1 (en) 1985-05-22

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