JPH09511624A - Sdhアドドロップマルチプレクサ - Google Patents
SdhアドドロップマルチプレクサInfo
- Publication number
- JPH09511624A JPH09511624A JP7519929A JP51992995A JPH09511624A JP H09511624 A JPH09511624 A JP H09511624A JP 7519929 A JP7519929 A JP 7519929A JP 51992995 A JP51992995 A JP 51992995A JP H09511624 A JPH09511624 A JP H09511624A
- Authority
- JP
- Japan
- Prior art keywords
- stm
- admux
- switch
- bypass
- signal
- 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
Links
- 230000001360 synchronised effect Effects 0.000 claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims abstract description 7
- 238000004891 communication Methods 0.000 claims description 7
- 238000007792 addition Methods 0.000 claims 1
- 230000003287 optical effect Effects 0.000 description 9
- JLKIGFTWXXRPMT-UHFFFAOYSA-N sulphamethoxazole Chemical compound O1C(C)=CC(NS(=O)(=O)C=2C=CC(N)=CC=2)=N1 JLKIGFTWXXRPMT-UHFFFAOYSA-N 0.000 description 8
- 238000012546 transfer Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000001419 dependent effect Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/08—Intermediate station arrangements, e.g. for branching, for tapping-off
-
- 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
- H04J2203/0089—Multiplexing, e.g. coding, scrambling, SONET
Landscapes
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Engineering & Computer Science (AREA)
- Time-Division Multiplex Systems (AREA)
- Mobile Radio Communication Systems (AREA)
- Bidet-Like Cleaning Device And Other Flush Toilet Accessories (AREA)
- Use Of Switch Circuits For Exchanges And Methods Of Control Of Multiplex Exchanges (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Emergency Protection Circuit Devices (AREA)
- Information Transfer Systems (AREA)
- Debugging And Monitoring (AREA)
- Vehicle Body Suspensions (AREA)
- Electronic Switches (AREA)
- Radio Relay Systems (AREA)
- Exchange Systems With Centralized Control (AREA)
- Television Signal Processing For Recording (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.同期ディジタルハイアラーキ電気通信システムにおいて使用するためのアド ドロップマルチプレクサ(ADMUX)であって、バイパスを備えており、それ により使用時に高速ビット速度伝送システムとインタフェースするように構成で きるようになったことを特徴とするADMUX。 2.ディジタル電気通信システムにおいて使用するためのアドドロップマルチプ レクサ(ADMUX)であって、バイパスを備えており、それによりそのデータ スイッチ容量を使用時に接続されるサブリングの伝送容量と一致させることがで きるようになったことを特徴とするADMUX。 3.バイパスがADMUXの回路カードに組み込まれていることを特徴とする請 求項1又は2に記載されたADMUX。 4.バイパスがADMUXを形成するカードの外側に形成されていることを特徴 とする請求項1又は2に記載されたADMUX。 5.スイッチをバイパスするSTM−1信号のSOHの通信データが、スイッチ されるべきSTM−1信号のSOHへ転送され、その通信データがスイッチによ り処理されることを可能とする手段を有し、更に、信号がスイッチから離れると 前記通信データを前記バイパスされたSTM−1のSOHの元へ転送する手段を 有することを特徴とする請求項1ないし4のいずれかに記載のADMUX。 6.請求項1ないし5のいずれかに記載された1つ以上のADMUXを組み込ん だ通信システム。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9401430A GB9401430D0 (en) | 1994-01-26 | 1994-01-26 | Switching system for a telecommunications system |
GB9401430.5 | 1994-01-26 | ||
PCT/GB1995/000128 WO1995020846A1 (en) | 1994-01-26 | 1995-01-24 | Sdh add-drop multiplexer |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH09511624A true JPH09511624A (ja) | 1997-11-18 |
JP3509867B2 JP3509867B2 (ja) | 2004-03-22 |
Family
ID=10749316
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51992995A Expired - Lifetime JP3509867B2 (ja) | 1994-01-26 | 1995-01-24 | Sdhアドドロップマルチプレクサ |
Country Status (14)
Country | Link |
---|---|
US (1) | US5896378A (ja) |
EP (1) | EP0741933B1 (ja) |
JP (1) | JP3509867B2 (ja) |
CN (1) | CN1065698C (ja) |
AT (1) | ATE186164T1 (ja) |
AU (1) | AU687979B2 (ja) |
CA (1) | CA2182022A1 (ja) |
DE (1) | DE69513011T2 (ja) |
ES (1) | ES2138185T3 (ja) |
FI (1) | FI962971A (ja) |
GB (2) | GB9401430D0 (ja) |
NZ (1) | NZ278637A (ja) |
WO (1) | WO1995020846A1 (ja) |
ZA (1) | ZA95597B (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6804268B1 (en) | 1999-01-22 | 2004-10-12 | Nec Corporation | Method and apparatus for multi-access transmission |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2324687B (en) * | 1993-11-10 | 1998-12-16 | Fujitsu Ltd | Add/drop multiplexer apparatus |
JP3442180B2 (ja) * | 1995-02-23 | 2003-09-02 | 富士通株式会社 | アド・ドロップ・マルチプレクス装置 |
GB2342014B (en) * | 1995-02-23 | 2000-05-17 | Fujitsu Ltd | Add-drop multiplexers |
US6456596B2 (en) * | 1996-07-23 | 2002-09-24 | Marconi Communications Limited | Synchronous transmission systems |
US7301953B1 (en) | 1996-10-22 | 2007-11-27 | Sprint Communications Company L.P. | Method and system for transporting a secondary communication signal with a primary communication signal |
US7643500B1 (en) | 1996-10-22 | 2010-01-05 | Sprint Communications Company L.P. | Overhead replication for SONET signals |
US6298038B1 (en) * | 1997-04-24 | 2001-10-02 | Nortel Networks Limited | Transparent transport |
US6396852B1 (en) * | 1997-11-18 | 2002-05-28 | Jane Marie Simmons | Ring bundling in the design of rings for telecommunications networks |
US6310990B1 (en) | 2000-03-16 | 2001-10-30 | Cidra Corporation | Tunable optical structure featuring feedback control |
US7269130B2 (en) * | 2002-03-29 | 2007-09-11 | Bay Microsystems, Inc. | Redundant add/drop multiplexor |
JP4866942B2 (ja) * | 2009-07-09 | 2012-02-01 | 富士通テレコムネットワークス株式会社 | 伝送装置、伝送制御方法およびosc処理装置 |
EP2312770B1 (en) * | 2009-10-13 | 2012-05-02 | Alcatel Lucent | Optical transmission method and apparatus using OFDM |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5160789A (ja) * | 1974-11-25 | 1976-05-26 | Asahi Chemical Ind | |
CA1311524C (en) * | 1988-08-26 | 1992-12-15 | Masakazu Mori | Drop/insert channel selecting system |
JP2564375B2 (ja) * | 1988-09-28 | 1996-12-18 | 株式会社日立製作所 | 分岐挿入型多重変換装置 |
US5263017A (en) * | 1989-03-20 | 1993-11-16 | Fujitsu Limited | Digital radio transmission system |
US4964095A (en) * | 1989-05-12 | 1990-10-16 | Alcatel Na, Inc. | Data communication bypass apparatus and method |
US5003531A (en) * | 1989-08-11 | 1991-03-26 | Infotron Systems Corporation | Survivable network using reverse protection ring |
GB9005723D0 (en) * | 1990-03-14 | 1990-05-09 | Plessey Telecomm | Switch for multiplexes |
US5311501A (en) * | 1991-03-15 | 1994-05-10 | Fujitsu Limited | Routing system for linear add-drop multiplexer |
GB2253973B (en) * | 1991-03-22 | 1995-06-07 | Plessey Telecomm | Multiplex data ring transmission |
US5179548A (en) * | 1991-06-27 | 1993-01-12 | Bell Communications Research, Inc. | Self-healing bidirectional logical-ring network using crossconnects |
JP3044888B2 (ja) * | 1991-12-09 | 2000-05-22 | 日本電気株式会社 | 光信号分岐挿入装置 |
JPH0795225A (ja) * | 1993-09-20 | 1995-04-07 | Fujitsu Ltd | 双方向リングネットワーク制御方式 |
GB2324687B (en) * | 1993-11-10 | 1998-12-16 | Fujitsu Ltd | Add/drop multiplexer apparatus |
-
1994
- 1994-01-26 GB GB9401430A patent/GB9401430D0/en active Pending
-
1995
- 1995-01-24 AT AT95906409T patent/ATE186164T1/de not_active IP Right Cessation
- 1995-01-24 AU AU14609/95A patent/AU687979B2/en not_active Ceased
- 1995-01-24 ES ES95906409T patent/ES2138185T3/es not_active Expired - Lifetime
- 1995-01-24 EP EP95906409A patent/EP0741933B1/en not_active Expired - Lifetime
- 1995-01-24 US US08/682,499 patent/US5896378A/en not_active Expired - Lifetime
- 1995-01-24 DE DE69513011T patent/DE69513011T2/de not_active Expired - Lifetime
- 1995-01-24 GB GB9501793A patent/GB2286097B/en not_active Expired - Lifetime
- 1995-01-24 JP JP51992995A patent/JP3509867B2/ja not_active Expired - Lifetime
- 1995-01-24 CN CN95191988A patent/CN1065698C/zh not_active Expired - Lifetime
- 1995-01-24 NZ NZ278637A patent/NZ278637A/en unknown
- 1995-01-24 WO PCT/GB1995/000128 patent/WO1995020846A1/en active IP Right Grant
- 1995-01-24 CA CA002182022A patent/CA2182022A1/en not_active Abandoned
- 1995-01-25 ZA ZA95597A patent/ZA95597B/xx unknown
-
1996
- 1996-07-25 FI FI962971A patent/FI962971A/fi not_active Application Discontinuation
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6804268B1 (en) | 1999-01-22 | 2004-10-12 | Nec Corporation | Method and apparatus for multi-access transmission |
Also Published As
Publication number | Publication date |
---|---|
ZA95597B (en) | 1995-10-04 |
DE69513011D1 (de) | 1999-12-02 |
GB2286097A (en) | 1995-08-02 |
GB2286097B (en) | 1998-08-12 |
FI962971A (fi) | 1996-09-25 |
WO1995020846A1 (en) | 1995-08-03 |
ATE186164T1 (de) | 1999-11-15 |
CA2182022A1 (en) | 1995-08-03 |
US5896378A (en) | 1999-04-20 |
AU1460995A (en) | 1995-08-15 |
CN1143435A (zh) | 1997-02-19 |
GB9501793D0 (en) | 1995-03-22 |
JP3509867B2 (ja) | 2004-03-22 |
GB9401430D0 (en) | 1994-03-23 |
AU687979B2 (en) | 1998-03-05 |
NZ278637A (en) | 1997-01-29 |
DE69513011T2 (de) | 2000-02-03 |
EP0741933B1 (en) | 1999-10-27 |
CN1065698C (zh) | 2001-05-09 |
FI962971A0 (fi) | 1996-07-25 |
ES2138185T3 (es) | 2000-01-01 |
EP0741933A1 (en) | 1996-11-13 |
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