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GB2293292B - Hybrid cross connect - Google Patents

Hybrid cross connect

Info

Publication number
GB2293292B
GB2293292B GB9418508A GB9418508A GB2293292B GB 2293292 B GB2293292 B GB 2293292B GB 9418508 A GB9418508 A GB 9418508A GB 9418508 A GB9418508 A GB 9418508A GB 2293292 B GB2293292 B GB 2293292B
Authority
GB
United Kingdom
Prior art keywords
cross connect
hybrid cross
hybrid
connect
cross
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.)
Expired - Fee Related
Application number
GB9418508A
Other versions
GB9418508D0 (en
GB2293292A (en
Inventor
Keith Caves
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.)
Nortel Networks Ltd
Original Assignee
Northern Telecom 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 Northern Telecom Ltd filed Critical Northern Telecom Ltd
Priority to GB9418508A priority Critical patent/GB2293292B/en
Publication of GB9418508D0 publication Critical patent/GB9418508D0/en
Publication of GB2293292A publication Critical patent/GB2293292A/en
Application granted granted Critical
Publication of GB2293292B publication Critical patent/GB2293292B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L49/00—Packet switching elements
    • H04L49/10—Packet switching elements characterised by the switching fabric construction
    • H04L49/104—Asynchronous transfer mode [ATM] switching fabrics
    • H04L49/105—ATM switching elements
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/16—Time-division multiplex systems in which the time allocation to individual channels within a transmission cycle is variable, e.g. to accommodate varying complexity of signals, to vary number of channels transmitted
    • H04J3/1605—Fixed allocated frame structures
    • H04J3/1611—Synchronous digital hierarchy [SDH] or SONET
    • H04J3/1617—Synchronous digital hierarchy [SDH] or SONET carrying packets or ATM cells
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/64—Hybrid switching systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L49/00—Packet switching elements
    • H04L49/30—Peripheral units, e.g. input or output ports
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L49/00—Packet switching elements
    • H04L49/30—Peripheral units, e.g. input or output ports
    • H04L49/3081—ATM peripheral units, e.g. policing, insertion or extraction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L49/00—Packet switching elements
    • H04L49/60—Software-defined switches
    • H04L49/606—Hybrid ATM switches, e.g. ATM&STM, ATM&Frame Relay or ATM&IP
    • 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
    • H04Q11/0428—Integrated services digital network, i.e. systems for transmission of different types of digitised signals, e.g. speech, data, telecentral, television signals
    • H04Q11/0478—Provisions for broadband connections
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J2203/00—Aspects of optical multiplex systems other than those covered by H04J14/05 and H04J14/07
    • H04J2203/0001—Provisions for broadband connections in integrated services digital network using frames of the Optical Transport Network [OTN] or using synchronous transfer mode [STM], e.g. SONET, SDH
    • H04J2203/0003—Switching fabrics, e.g. transport network, control network
    • H04J2203/0025—Peripheral units
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/54—Store-and-forward switching systems 
    • H04L12/56—Packet switching systems
    • H04L12/5601—Transfer mode dependent, e.g. ATM
    • H04L2012/5638—Services, e.g. multimedia, GOS, QOS
    • H04L2012/5646—Cell characteristics, e.g. loss, delay, jitter, sequence integrity
    • H04L2012/5652—Cell construction, e.g. including header, packetisation, depacketisation, assembly, reassembly

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Data Exchanges In Wide-Area Networks (AREA)
GB9418508A 1994-09-14 1994-09-14 Hybrid cross connect Expired - Fee Related GB2293292B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9418508A GB2293292B (en) 1994-09-14 1994-09-14 Hybrid cross connect

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9418508A GB2293292B (en) 1994-09-14 1994-09-14 Hybrid cross connect

Publications (3)

Publication Number Publication Date
GB9418508D0 GB9418508D0 (en) 1994-11-02
GB2293292A GB2293292A (en) 1996-03-20
GB2293292B true GB2293292B (en) 1998-12-02

Family

ID=10761299

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9418508A Expired - Fee Related GB2293292B (en) 1994-09-14 1994-09-14 Hybrid cross connect

Country Status (1)

Country Link
GB (1) GB2293292B (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2869034B2 (en) * 1996-03-26 1999-03-10 三菱電機株式会社 Audio multistage repeater
JPH11112938A (en) 1997-10-07 1999-04-23 Matsushita Electric Ind Co Ltd Image packet communication system
ES2136572B1 (en) * 1997-12-11 2000-08-01 Telefonica Sa SYNCHRONOUS FLEXIBLE NETWORK TERMINATOR.
CN1299477C (en) * 2001-12-28 2007-02-07 中兴通讯股份有限公司 Method for implementing multiplex line speed ATM interface in multi-layer network exchange
CN101600253B (en) * 2008-06-06 2011-09-28 电信科学技术研究院 Method, terminal and base substation for transforming terminal from discontinuous receiving state to continuous receiving state
CN101610242A (en) * 2008-06-16 2009-12-23 华为技术有限公司 The signal processing method of multi-protocol exchange network and device

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5144619A (en) * 1991-01-11 1992-09-01 Northern Telecom Limited Common memory switch for routing data signals comprising ATM and STM cells
GB2255259A (en) * 1991-03-06 1992-10-28 Plessey Telecomm Switching arrangement and method
US5287348A (en) * 1991-08-19 1994-02-15 Siemens Aktiengesellschaft Telecommunication network
US5293570A (en) * 1991-08-19 1994-03-08 Siemens Aktiengesellschaft Telecommunication network
US5301189A (en) * 1991-08-19 1994-04-05 Siemens Aktiengesellschaft Telecommunication network having ATM switching centers and STM switching centers

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5144619A (en) * 1991-01-11 1992-09-01 Northern Telecom Limited Common memory switch for routing data signals comprising ATM and STM cells
GB2255259A (en) * 1991-03-06 1992-10-28 Plessey Telecomm Switching arrangement and method
US5287348A (en) * 1991-08-19 1994-02-15 Siemens Aktiengesellschaft Telecommunication network
US5293570A (en) * 1991-08-19 1994-03-08 Siemens Aktiengesellschaft Telecommunication network
US5301189A (en) * 1991-08-19 1994-04-05 Siemens Aktiengesellschaft Telecommunication network having ATM switching centers and STM switching centers

Also Published As

Publication number Publication date
GB9418508D0 (en) 1994-11-02
GB2293292A (en) 1996-03-20

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20050914