NO965248L - Svitsjeenhet, spesielt en tre-trinns svitsjeenhet - Google Patents
Svitsjeenhet, spesielt en tre-trinns svitsjeenhetInfo
- Publication number
- NO965248L NO965248L NO965248A NO965248A NO965248L NO 965248 L NO965248 L NO 965248L NO 965248 A NO965248 A NO 965248A NO 965248 A NO965248 A NO 965248A NO 965248 L NO965248 L NO 965248L
- Authority
- NO
- Norway
- Prior art keywords
- switching stage
- switching
- stage
- conductors
- switch unit
- Prior art date
Links
Classifications
-
- 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
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L49/00—Packet switching elements
- H04L49/15—Interconnection of switching modules
- H04L49/1553—Interconnection of ATM switching modules, e.g. ATM switching fabrics
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0005—Switch and router aspects
-
- 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
- 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
- H04L2012/5603—Access techniques
- H04L2012/5604—Medium of transmission, e.g. fibre, cable, radio
- H04L2012/5605—Fibre
-
- 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
- H04L2012/5678—Traffic aspects, e.g. arbitration, load balancing, smoothing, buffer management
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q11/00—Selecting arrangements for multiplex systems
- H04Q11/0001—Selecting arrangements for multiplex systems using optical switching
- H04Q11/0062—Network aspects
- H04Q11/0066—Provisions for optical burst or packet networks
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Optical Communication System (AREA)
- Electronic Switches (AREA)
- Mobile Radio Communication Systems (AREA)
- Transmitters (AREA)
Abstract
Oppfinnelsen omfatter en tretrinns svitsjeenhet (1), som omfatter et antall innkommende grupperelaterte ledere (2), hver gruppe forbundet til et første svitsjetrinn (3), formet som en inngangskrets, et antall utgående grupperelaterte ledere (4), hver gruppe forbundet til et andre svitsjetrinn (5), formet som en utgangskrets og et tredje svitsjetrinn (6). En styreenhet (10) samvirker med nevnte svit- sjetrinn for å forbinde en av nevnte innkommende ledere (2a') med en valgt utgående leder (4a') ved hjelp av en forbindelseslinje, pekt ut gjennom nevn- te mellomliggende tredje svitsjetrinn (6). Hver av de utgående lederne, som tilhører nevnte første svitsjetrinn (3), samvirker med en elektro-optisk omformer. Respektive forbindelser (3a'') mellom det første svitsjetrinnet (3) og det tredje svitsje- trinnet (6) består av en optisk leder. Det tredje svitsjetrinnet (6) tilpasses for å overføre optiske informasjonsbærende signaler gjennom nevnte forbind- elseslinje. Forbindelsene (6a'') mellom det tredje svitsjetrinnet (6a) og det andre svitsjetrinnet (5) består av optiske ledere og innkommende ledere, som tilhører nevnte andre svitsjetrinn, er forhåndsfor- bundet ved hjelp av en opto-elektrisk omformer.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9402019A SE516732C2 (sv) | 1994-06-10 | 1994-06-10 | Trestegs väljarenhet |
PCT/SE1995/000642 WO1995035009A2 (en) | 1994-06-10 | 1995-06-02 | Three stage switching unit |
Publications (2)
Publication Number | Publication Date |
---|---|
NO965248D0 NO965248D0 (no) | 1996-12-09 |
NO965248L true NO965248L (no) | 1997-02-10 |
Family
ID=20394320
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO965248A NO965248L (no) | 1994-06-10 | 1996-12-09 | Svitsjeenhet, spesielt en tre-trinns svitsjeenhet |
Country Status (12)
Country | Link |
---|---|
US (1) | US5504824A (no) |
EP (1) | EP0764385A2 (no) |
JP (1) | JP3142063B2 (no) |
KR (1) | KR100368899B1 (no) |
CN (1) | CN1150515A (no) |
AU (1) | AU700164B2 (no) |
BR (1) | BR9507962A (no) |
CA (1) | CA2190104C (no) |
FI (1) | FI964925A (no) |
NO (1) | NO965248L (no) |
SE (1) | SE516732C2 (no) |
WO (1) | WO1995035009A2 (no) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5959767A (en) * | 1996-12-31 | 1999-09-28 | Lucent Technologies | Loss-less optical cross-connect |
JP2003199130A (ja) * | 2001-12-27 | 2003-07-11 | Fujitsu Ltd | 光パスクロスコネクト装置及びその切替方法 |
CN1529458B (zh) * | 2003-09-26 | 2010-04-14 | 中兴通讯股份有限公司 | 一种程控交换网中大容量无阻碍交换的方法 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US503078A (en) * | 1893-08-08 | John fraser | ||
US4787692A (en) * | 1987-03-13 | 1988-11-29 | American Telephone And Telegraph Company At&T Bell Laboratories | Electro optical switch architectures |
JPH0769549B2 (ja) * | 1987-10-22 | 1995-07-31 | 国際電信電話株式会社 | 光駆動形スイッチ |
JP2578946B2 (ja) * | 1988-10-13 | 1997-02-05 | 富士通株式会社 | 光atm交換方式 |
US5422967A (en) * | 1989-01-30 | 1995-06-06 | Hitachi, Ltd. | Self-routing optical switch and optical switch array |
US5077483A (en) * | 1989-05-08 | 1991-12-31 | At&T Bell Laboratories | Network topology for reduced blocking and photonic system implementation thereof |
JPH0430130A (ja) * | 1990-05-25 | 1992-02-03 | Nippon Telegr & Teleph Corp <Ntt> | 光スイッチ |
US5303078A (en) * | 1990-12-18 | 1994-04-12 | Bell Communications Research, Inc. | Apparatus and method for large scale ATM switching |
CA2058794C (en) * | 1991-01-08 | 1996-06-18 | Tsuneo Kanai | Automated optical mdf system |
US5181134A (en) * | 1991-03-15 | 1993-01-19 | At&T Bell Laboratories | Photonic cross-connect switch |
US5414819A (en) * | 1992-12-18 | 1995-05-09 | Nec Research Institute, Inc. | Optical interconnection network |
-
1994
- 1994-06-10 SE SE9402019A patent/SE516732C2/sv not_active IP Right Cessation
-
1995
- 1995-06-02 AU AU27571/95A patent/AU700164B2/en not_active Ceased
- 1995-06-02 WO PCT/SE1995/000642 patent/WO1995035009A2/en not_active Application Discontinuation
- 1995-06-02 JP JP08502020A patent/JP3142063B2/ja not_active Expired - Fee Related
- 1995-06-02 CA CA002190104A patent/CA2190104C/en not_active Expired - Fee Related
- 1995-06-02 BR BR9507962A patent/BR9507962A/pt not_active Application Discontinuation
- 1995-06-02 EP EP95922825A patent/EP0764385A2/en not_active Withdrawn
- 1995-06-02 KR KR1019960707062A patent/KR100368899B1/ko not_active IP Right Cessation
- 1995-06-02 CN CN95193534A patent/CN1150515A/zh active Pending
- 1995-06-05 US US08/464,942 patent/US5504824A/en not_active Expired - Lifetime
-
1996
- 1996-12-09 NO NO965248A patent/NO965248L/no unknown
- 1996-12-09 FI FI964925A patent/FI964925A/fi unknown
Also Published As
Publication number | Publication date |
---|---|
CA2190104C (en) | 1999-06-01 |
KR100368899B1 (ko) | 2003-05-12 |
EP0764385A2 (en) | 1997-03-26 |
NO965248D0 (no) | 1996-12-09 |
SE9402019D0 (sv) | 1994-06-10 |
JPH09506753A (ja) | 1997-06-30 |
CN1150515A (zh) | 1997-05-21 |
KR970704322A (ko) | 1997-08-09 |
AU700164B2 (en) | 1998-12-24 |
FI964925A0 (fi) | 1996-12-09 |
CA2190104A1 (en) | 1995-12-21 |
BR9507962A (pt) | 1997-09-02 |
MX9605964A (es) | 1998-06-30 |
FI964925A (fi) | 1996-12-09 |
SE516732C2 (sv) | 2002-02-19 |
WO1995035009A2 (en) | 1995-12-21 |
JP3142063B2 (ja) | 2001-03-07 |
AU2757195A (en) | 1996-01-05 |
US5504824A (en) | 1996-04-02 |
WO1995035009A3 (en) | 1996-01-18 |
SE9402019L (sv) | 1995-12-11 |
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