JP2000503495A - 電気通信システム - Google Patents
電気通信システムInfo
- Publication number
- JP2000503495A JP2000503495A JP9525769A JP52576997A JP2000503495A JP 2000503495 A JP2000503495 A JP 2000503495A JP 9525769 A JP9525769 A JP 9525769A JP 52576997 A JP52576997 A JP 52576997A JP 2000503495 A JP2000503495 A JP 2000503495A
- Authority
- JP
- Japan
- Prior art keywords
- atm
- network
- cell
- traffic
- control information
- 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
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
- 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
- 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
- H04L2012/5625—Operations, administration and maintenance [OAM]
- H04L2012/5627—Fault tolerance and recovery
-
- 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
- H04L2012/5647—Cell loss
-
- 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
- H04L2012/565—Sequence integrity
-
- 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)
- Data Exchanges In Wide-Area Networks (AREA)
- Exchange Systems With Centralized Control (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1. ATM網を介して第1の狭帯域網と第2の狭帯域網の間でトラヒックを輸 送する方法において、 上記トラヒックを輸送するATMセルは多数のユーザによって占められ、 各セルには上記第2の狭帯域網側で上記トラヒックを復元するためのデータを 格納する単一の制御情報フィールドが設けられている方法。 2. ATM網を介して第1の狭帯域網と第2の狭帯域網の間でトラヒックを輸 送する方法において、 上記第1の狭帯域網のユーザからのトラヒックをATMセル内で構造化された ブロックに多重化し、 各セルに夫々の制御情報フィールド及びヘッダを与え、 上記セルを上記ATM網を介して上記第2の狭帯域網に伝送し、 上記伝送されたセルからの上記ユーザのトラヒックを逆多重化する段階を含み 、 上記各制御情報フィールドに、逆多重化する処理を定義するため、上記セル内 で構造化されたブロックのサイズを表す長さインジケータが組み込まれている方 法。 3. 上記制御情報フィールドに、失われたセル又は誤って挿入されたセルを識 別するためシーケンス番号が設けられている請求項2記載の方法。 4. 上記制御情報フィールドに、上記セルを占めるユーザの数の変化を示す変 化インジケータが設けられている請求項2又は3記載の方法。 5. ATM網を介して第1の狭帯域網と第2の狭帯域網の間でトラヒックを輸 送する装置において、 上記第1の狭帯域網のユーザからのトラヒックをATMセル内で構造化された ブロックに多重化する手段と、 各セルに夫々の制御情報フィールド及びヘッダを与える手段と、 上記セルを上記ATM網を介して上記第2の狭帯域網に伝送する手段と、 上記伝送されたセルからの上記ユーザのトラヒックを逆多重化する手段とを含 み、 上記各制御情報フィールドに、逆多重化する処理を定義するため、上記セル内 で構造化されたブロックのサイズを表す長さインジケータが組み込まれている装 置。 6. 上記制御情報フィールドに、失われたセル又は誤って挿入されたセルを識 別するためシーケンス番号が設けられている請求項5記載の装置。 7. 上記制御情報フィールドに、上記セルを占めるユーザの数の変化を示す変 化インジケータが設けられている請求項6記載の装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9601178A GB2309362B (en) | 1996-01-20 | 1996-01-20 | Telecommunications system |
GB9601178.8 | 1996-01-20 | ||
PCT/GB1997/000063 WO1997026772A1 (en) | 1996-01-20 | 1997-01-10 | Telecommunications system |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2000503495A true JP2000503495A (ja) | 2000-03-21 |
JP2000503495A5 JP2000503495A5 (ja) | 2004-11-11 |
JP3766693B2 JP3766693B2 (ja) | 2006-04-12 |
Family
ID=10787322
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP52576997A Expired - Lifetime JP3766693B2 (ja) | 1996-01-20 | 1997-01-10 | 電気通信システム |
Country Status (7)
Country | Link |
---|---|
US (1) | US6226294B1 (ja) |
EP (1) | EP0875122B1 (ja) |
JP (1) | JP3766693B2 (ja) |
AU (1) | AU705154B2 (ja) |
DE (1) | DE69720687T2 (ja) |
GB (1) | GB2309362B (ja) |
WO (1) | WO1997026772A1 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008510338A (ja) * | 2004-08-12 | 2008-04-03 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | パケット交換制御用の集積回路及び方法 |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9621774D0 (en) * | 1996-10-18 | 1996-12-11 | Northern Telecom Ltd | Digital communications system |
GB9700930D0 (en) * | 1997-01-17 | 1997-03-05 | Northern Telecom Ltd | Distribution network |
GB2322514A (en) * | 1997-02-21 | 1998-08-26 | Northern Telecom Ltd | Telecommunications system |
US6266343B1 (en) * | 1997-07-22 | 2001-07-24 | Nortel Networks Limited | Telecommunications system |
GB2328111A (en) * | 1997-08-08 | 1999-02-10 | Northern Telecom Ltd | ATM/narrowband interworking |
GB2330034A (en) * | 1997-10-01 | 1999-04-07 | Northern Telecom Ltd | A narrowband to broadband interface for a communications system |
GB2331430A (en) | 1997-11-12 | 1999-05-19 | Northern Telecom Ltd | Communications system and method |
DE19757610A1 (de) * | 1997-12-23 | 1999-07-08 | Siemens Ag | Verfahren für einen Schmalbandvermittlungsknoten zum Übermitteln von Nutz- und Signalisierungsinformation über ein Breitbandnetz und Schmalbandvermittlungsknoten zur Realisierung des Verfahrens |
GB2333204A (en) * | 1998-01-12 | 1999-07-14 | Northern Telecom Ltd | Communications system |
US6778558B2 (en) * | 1998-02-23 | 2004-08-17 | Lucent Technologies Inc. | System and method for incremental redundancy transmission in a communication system |
EP0963133A1 (en) * | 1998-06-02 | 1999-12-08 | Alcatel | Method and arrangement for transmission of data in a mobile network |
JP4043125B2 (ja) * | 1999-01-20 | 2008-02-06 | 富士通株式会社 | セル処理装置及びatm交換機及びセル廃棄方法 |
DE19910888A1 (de) * | 1999-03-11 | 2000-09-14 | Siemens Ag | Verfahren zur Datenübermittlung über ein paket-orientiertes Kommunikationsnetz |
FR2808639B1 (fr) * | 2000-05-02 | 2003-09-26 | Sagem | Equipement d'interconnexion entre une installation d'usager rnis et un reseau ip/atm |
GB2363944B (en) * | 2000-06-21 | 2004-05-12 | Ericsson Telefon Ab L M | Telecommunications systems |
WO2002067477A1 (en) * | 2001-02-16 | 2002-08-29 | The University Of Maryland | Seama: a source encoding assisted multiple access protocol for wireless communication |
US6763025B2 (en) * | 2001-03-12 | 2004-07-13 | Advent Networks, Inc. | Time division multiplexing over broadband modulation method and apparatus |
US6928065B2 (en) * | 2002-06-11 | 2005-08-09 | Motorola, Inc. | Methods of addressing and signaling a plurality of subscriber units in a single slot |
GB2421141A (en) * | 2004-12-08 | 2006-06-14 | Zarlink Semiconductor Ltd | Adaptive clock recovery scheme |
EP3534563A1 (en) * | 2010-02-11 | 2019-09-04 | Huawei Technologies Co., Ltd. | Method, base station, ue, and system for sending and receiving pdcch signaling |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB8526620D0 (en) | 1985-10-29 | 1985-12-04 | British Telecomm | Communications network |
FR2635242B1 (fr) * | 1988-08-05 | 1990-10-05 | Lmt Radio Professionelle | Procede et dispositif de transmission en mode asynchrone mettant en oeuvre des microcellules |
US5430715A (en) * | 1993-09-15 | 1995-07-04 | Stratacom, Inc. | Flexible destination address mapping mechanism in a cell switching communication controller |
DE69412140T2 (de) * | 1993-12-20 | 1999-01-07 | At & T Corp., New York, N.Y. | Atm-netzwerke für schmalbandkommunikation |
US5481544A (en) * | 1994-10-17 | 1996-01-02 | At&T Corp. | Multi-channel broadband adaptation processing |
JP3651941B2 (ja) * | 1994-11-28 | 2005-05-25 | キヤノン株式会社 | 画像再生装置 |
US5805933A (en) * | 1994-12-28 | 1998-09-08 | Canon Kabushiki Kaisha | Image processing apparatus, image processing method and network system |
US5774469A (en) * | 1996-04-01 | 1998-06-30 | Telefonaktiebolaget Lm Ericsson | Combined minicell alignment and header protection method and apparatus |
JP3434994B2 (ja) * | 1996-12-12 | 2003-08-11 | 富士通株式会社 | セル組立多重化装置 |
-
1996
- 1996-01-20 GB GB9601178A patent/GB2309362B/en not_active Revoked
-
1997
- 1997-01-10 US US09/077,920 patent/US6226294B1/en not_active Expired - Lifetime
- 1997-01-10 WO PCT/GB1997/000063 patent/WO1997026772A1/en active IP Right Grant
- 1997-01-10 EP EP97900312A patent/EP0875122B1/en not_active Expired - Lifetime
- 1997-01-10 DE DE69720687T patent/DE69720687T2/de not_active Expired - Lifetime
- 1997-01-10 JP JP52576997A patent/JP3766693B2/ja not_active Expired - Lifetime
- 1997-01-10 AU AU13900/97A patent/AU705154B2/en not_active Ceased
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008510338A (ja) * | 2004-08-12 | 2008-04-03 | コーニンクレッカ フィリップス エレクトロニクス エヌ ヴィ | パケット交換制御用の集積回路及び方法 |
Also Published As
Publication number | Publication date |
---|---|
DE69720687D1 (de) | 2003-05-15 |
DE69720687T2 (de) | 2003-10-23 |
EP0875122B1 (en) | 2003-04-09 |
EP0875122A1 (en) | 1998-11-04 |
WO1997026772A1 (en) | 1997-07-24 |
AU1390097A (en) | 1997-08-11 |
GB9601178D0 (en) | 1996-03-20 |
GB2309362A (en) | 1997-07-23 |
JP3766693B2 (ja) | 2006-04-12 |
US6226294B1 (en) | 2001-05-01 |
GB2309362B (en) | 2000-07-05 |
AU705154B2 (en) | 1999-05-13 |
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