CA2041202A1 - Reseau de communication numerique a extensibilite en canaux illimitees - Google Patents

Reseau de communication numerique a extensibilite en canaux illimitees

Info

Publication number
CA2041202A1
CA2041202A1 CA2041202A CA2041202A CA2041202A1 CA 2041202 A1 CA2041202 A1 CA 2041202A1 CA 2041202 A CA2041202 A CA 2041202A CA 2041202 A CA2041202 A CA 2041202A CA 2041202 A1 CA2041202 A1 CA 2041202A1
Authority
CA
Canada
Prior art keywords
memory
time
expansion
communications network
digital communications
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
CA2041202A
Other languages
English (en)
Other versions
CA2041202C (fr
Inventor
Quoc Nguyen
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.)
Boeing North American Inc
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of CA2041202A1 publication Critical patent/CA2041202A1/fr
Application granted granted Critical
Publication of CA2041202C publication Critical patent/CA2041202C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q3/00—Selecting arrangements
    • H04Q3/64—Distributing or queueing
    • H04Q3/68—Grouping or interlacing selector groups or stages
    • H04Q3/685—Circuit arrangements therefor
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q11/00—Selecting arrangements for multiplex systems
    • H04Q11/04—Selecting arrangements for multiplex systems for time-division multiplexing
    • H04Q11/06—Time-space-time switching
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/13322—Integrated circuits
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q2213/00—Indexing scheme relating to selecting arrangements in general and for multiplex systems
    • H04Q2213/1334—Configuration within the switch

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
  • Time-Division Multiplex Systems (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
CA002041202A 1990-10-01 1991-04-30 Reseau de communication numerique a extensibilite en canaux illimitees Expired - Fee Related CA2041202C (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US590,897 1990-10-01
US07/590,897 US5136579A (en) 1990-10-01 1990-10-01 Digital communications network with unlimited channel expandability

Publications (2)

Publication Number Publication Date
CA2041202A1 true CA2041202A1 (fr) 1992-04-02
CA2041202C CA2041202C (fr) 1996-10-15

Family

ID=24364184

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002041202A Expired - Fee Related CA2041202C (fr) 1990-10-01 1991-04-30 Reseau de communication numerique a extensibilite en canaux illimitees

Country Status (3)

Country Link
US (1) US5136579A (fr)
CA (1) CA2041202C (fr)
GB (1) GB2252220B (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9104861D0 (en) * 1991-03-07 1991-04-17 Univ Strathclyde Communications switching network
SE469812B (sv) * 1992-02-10 1993-09-13 Ericsson Telefon Ab L M Bitorienterad digital kopplare och generell digital kopplare för PCM-transmissionssystem
FI95854C (fi) * 1992-04-23 1996-03-25 Nokia Telecommunications Oy Menetelmä sekä digitaalinen ristikytkentäarkkitehtuuri SDH-signaalien ristikytkentää varten
JP2818529B2 (ja) * 1993-03-08 1998-10-30 日本電気アイシーマイコンシステム株式会社 情報記憶装置
JP2577699B2 (ja) * 1993-08-26 1997-02-05 日本電信電話株式会社 多重読書き方法
ATE358367T1 (de) * 2004-06-04 2007-04-15 Cit Alcatel Netzelement mit verbesserter, niedriger ordnung, schaltungsanordnung und verfahren zum querverbinden von signalen in einem netzelement
US20080291844A1 (en) 2005-11-24 2008-11-27 Vip 1 Aps Direct Sequential Network Addressing (Dsna)

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3109767C2 (de) * 1981-03-13 1983-05-11 Siemens AG, 1000 Berlin und 8000 München Zeitmultiplexkoppelfeldeinheit zur Zeit-Raum-Vermittlung
JPS58137391A (ja) * 1982-02-10 1983-08-15 Fujitsu Ltd 時間スイツチ回路
US4545035A (en) * 1982-07-20 1985-10-01 Mostek Corporation Dynamic RAM with nonvolatile shadow memory
NL189591C (nl) * 1984-02-24 1993-05-17 Nederland Ptt Digitaal schakelnetwerk voor het doorschakelen van tijdmultiplexkanalen die per kanaal van bitsnelheid kunnen verschillen.
US4959774A (en) * 1984-07-06 1990-09-25 Ampex Corporation Shadow memory system for storing variable backup blocks in consecutive time periods
JPS61108286A (ja) * 1984-10-31 1986-05-26 Iwatsu Electric Co Ltd 時分割情報伝送装置
US4716552A (en) * 1985-03-29 1987-12-29 Advanced Micro Devices, Inc. Method and apparatus for non-destructive access of volatile and non-volatile data in a shadow memory array
US4672580A (en) * 1985-04-30 1987-06-09 Advanced Micro Devices, Inc. Memory cell providing simultaneous non-destructive access to volatile and non-volatile data
US4701907C1 (en) * 1986-02-03 2002-08-27 Collins Mary Dynamically reconfigurable time-space-time digital switch and network
NL8700100A (nl) * 1987-01-16 1988-08-16 At & T & Philips Telecomm Meertrapsschakelstelsel voor het doorschakelen van n1 ingangskanalen naar n2 uitgangskanalen.
GB2212364B (en) * 1987-11-13 1992-02-12 Plessey Co Plc Telecommunications digital switch
US4954988A (en) * 1988-10-28 1990-09-04 Rockwell International Corporation Memory device wherein a shadow register corresponds to each memory cell

Also Published As

Publication number Publication date
GB2252220B (en) 1995-01-04
US5136579A (en) 1992-08-04
CA2041202C (fr) 1996-10-15
GB2252220A (en) 1992-07-29
GB9109519D0 (en) 1991-06-26

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Legal Events

Date Code Title Description
EEER Examination request
MKLA Lapsed