NO983415L - Data-utpakker og ramme-innretter med sådan data-utpakker - Google Patents
Data-utpakker og ramme-innretter med sådan data-utpakkerInfo
- Publication number
- NO983415L NO983415L NO983415A NO983415A NO983415L NO 983415 L NO983415 L NO 983415L NO 983415 A NO983415 A NO 983415A NO 983415 A NO983415 A NO 983415A NO 983415 L NO983415 L NO 983415L
- Authority
- NO
- Norway
- Prior art keywords
- cell
- data stream
- frame
- data
- signal
- 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
- 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
- H04J3/00—Time-division multiplex systems
- H04J3/02—Details
- H04J3/06—Synchronising arrangements
- H04J3/062—Synchronisation of signals having the same nominal but fluctuating bit rates, e.g. using buffers
- H04J3/0632—Synchronisation of packets and cells, e.g. transmission of voice via a packet network, circuit emulation service [CES]
-
- 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
-
- 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
- H04L2012/5672—Multiplexing, e.g. coding, scrambling
-
- 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
- H04L2012/5672—Multiplexing, e.g. coding, scrambling
- H04L2012/5674—Synchronisation, timing recovery or alignment
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Multimedia (AREA)
- Computer Hardware Design (AREA)
- Signal Processing (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
- Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
- Photoreceptors In Electrophotography (AREA)
- Plural Heterocyclic Compounds (AREA)
- Time-Division Multiplex Systems (AREA)
Abstract
For terminering av en multiplekset ATM-datastrøm ved en funksjonsenhet, idet virtuelle kanaldata blir båret i celler i datastrømmen, har en datautpakker flere cellebuffere som hver lagrer data inneholdt i en enkelt celle og som lastes i rekkefølgen av et meldings- sekvensnummer båret av hver celle og tømmes i samsvar med en utpakkeralgoritme for å danne en datastrøm, en formatgenerator for innfyllingsceller som når en gyldig celle ikke ankommer, bevirker at den manglende celle erstattes med en innfyllingscelle i datastrømmen, en funksjonsgenerator for tidsavbrudd som startes etter at hver celle er blitt pakket ut og noen ganger etter at innfyllende erstatningsceller er blitt generert. En cellerammeinnretting er utstyrt med datautpakkeren og en detektor for rammeinnrettings- signal som påviser et rammeinnrettingssignal i den ikke-kontinuerlige datastrøm og genererer et tilhørende rammestartsignal samt et signal som angir tap av rammeinnrett- ing alt etter tilfellet, og en rammeinnretter som mottar den ikke-kontinuerlige datastrøm med det tilhørende rammestartsignal, unntatt i nærværet av et signal som angir tap av rammeinnretting, og innretter den ikke-kontinuerlige datastrøm til funksjonsenhetens klokke- og rammestartsignaler.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9601608A GB9601608D0 (en) | 1996-01-26 | 1996-01-26 | A depacketiser and a frame aligner including the depacketiser |
GB9626849A GB2309618B (en) | 1996-01-26 | 1996-12-24 | A depacketiser and a frame aligner including the depacketiser |
PCT/GB1997/000163 WO1997027684A1 (en) | 1996-01-26 | 1997-01-17 | A depacketiser and a frame aligner including the depacketiser |
Publications (2)
Publication Number | Publication Date |
---|---|
NO983415D0 NO983415D0 (no) | 1998-07-23 |
NO983415L true NO983415L (no) | 1998-09-25 |
Family
ID=26308534
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO983415A NO983415L (no) | 1996-01-26 | 1998-07-23 | Data-utpakker og ramme-innretter med sådan data-utpakker |
Country Status (8)
Country | Link |
---|---|
US (1) | US6442163B1 (no) |
EP (1) | EP0876718B1 (no) |
JP (1) | JP3772275B2 (no) |
CN (1) | CN1132351C (no) |
AU (1) | AU711395B2 (no) |
DE (1) | DE69727047T2 (no) |
NO (1) | NO983415L (no) |
WO (1) | WO1997027684A1 (no) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69732150T2 (de) * | 1997-10-31 | 2006-01-12 | Stmicroelectronics Asia Pacific (Pte) Ltd. | Anordnung und verfahren für paketauflösung und zum ausrichten von eingangsdatenpaketen |
KR100317810B1 (ko) * | 1998-12-31 | 2001-12-22 | 서평원 | 디지털 계위 구조의 리프레머 및 프레임 손실 검사 장치 |
FI107672B (fi) * | 1999-05-24 | 2001-09-14 | Nokia Networks Oy | Menetelmä ja järjestely TTI-tunnisteen käsittelyn parantamiseksi |
JP2001230785A (ja) * | 2000-02-18 | 2001-08-24 | Fujitsu Ltd | Aal1セル帯域制御方式 |
IL136080A0 (en) * | 2000-05-11 | 2001-05-20 | Yeda Res & Dev | Sequence-to-sequence alignment |
JP3516634B2 (ja) * | 2000-05-30 | 2004-04-05 | 日本電気株式会社 | サーキットエミュレーション装置及びサーキットエミュレーション装置における多重化方法 |
WO2002047031A2 (en) * | 2000-12-05 | 2002-06-13 | Yeda Research And Development Co. Ltd. | Apparatus and method for alignment of spatial or temporal non-overlapping image sequences |
US20020122435A1 (en) * | 2000-12-28 | 2002-09-05 | Vishweshwara Mundkur | Scalable multi-channel frame aligner |
GB2392062A (en) * | 2002-05-24 | 2004-02-18 | Zarlink Semiconductor Ltd | Method of organising data packets in a buffer |
US7606269B1 (en) * | 2004-07-27 | 2009-10-20 | Intel Corporation | Method and apparatus for detecting and managing loss of alignment in a virtually concatenated group |
US8676188B2 (en) * | 2006-04-14 | 2014-03-18 | Litepoint Corporation | Apparatus, system and method for calibrating and verifying a wireless communication device |
US7484146B2 (en) * | 2006-06-06 | 2009-01-27 | Litepoint Corp. | Method for capturing multiple data packets in a data signal for analysis |
US7962823B2 (en) * | 2006-06-06 | 2011-06-14 | Litepoint Corporation | System and method for testing multiple packet data transmitters |
US8116208B2 (en) * | 2009-10-19 | 2012-02-14 | Litepoint Corporation | System and method for testing multiple digital signal transceivers in parallel |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB9102220D0 (en) * | 1991-02-01 | 1991-03-20 | British Telecomm | Method and apparatus for decoding video signals |
US5481536A (en) | 1993-10-29 | 1996-01-02 | Siemens Aktiengesellschaft | Method for restoring a prescribed sequence for unordered cell streams in ATM switching technology |
US5426643A (en) | 1993-11-01 | 1995-06-20 | Motorola Inc. | Apparatus and method for transmitting bit synchronous data over an unreliable channel |
WO1995022233A1 (en) | 1994-02-11 | 1995-08-17 | Newbridge Networks Corporation | Method of dynamically compensating for variable transmission delays in packet networks |
SE503317C2 (sv) * | 1994-06-13 | 1996-05-13 | Ericsson Telefon Ab L M | Sätt och väljarnod för att koppla STM-celler i en kretsemulerad ATM-väljare |
US5608733A (en) * | 1994-11-29 | 1997-03-04 | Valle; Richard | ATM inverse multiplexing |
US5699481A (en) | 1995-05-18 | 1997-12-16 | Rockwell International Corporation | Timing recovery scheme for packet speech in multiplexing environment of voice with data applications |
US6208618B1 (en) * | 1998-12-04 | 2001-03-27 | Tellabs Operations, Inc. | Method and apparatus for replacing lost PSTN data in a packet network |
-
1997
- 1997-01-17 US US09/117,124 patent/US6442163B1/en not_active Expired - Lifetime
- 1997-01-17 EP EP97900688A patent/EP0876718B1/en not_active Expired - Lifetime
- 1997-01-17 WO PCT/GB1997/000163 patent/WO1997027684A1/en active IP Right Grant
- 1997-01-17 DE DE69727047T patent/DE69727047T2/de not_active Expired - Lifetime
- 1997-01-17 JP JP52663697A patent/JP3772275B2/ja not_active Expired - Lifetime
- 1997-01-17 AU AU13153/97A patent/AU711395B2/en not_active Ceased
- 1997-01-17 CN CN97191873.2A patent/CN1132351C/zh not_active Expired - Lifetime
-
1998
- 1998-07-23 NO NO983415A patent/NO983415L/no not_active Application Discontinuation
Also Published As
Publication number | Publication date |
---|---|
CN1209923A (zh) | 1999-03-03 |
DE69727047T2 (de) | 2004-06-09 |
AU711395B2 (en) | 1999-10-14 |
EP0876718B1 (en) | 2004-01-02 |
AU1315397A (en) | 1997-08-20 |
DE69727047D1 (de) | 2004-02-05 |
EP0876718A1 (en) | 1998-11-11 |
WO1997027684A1 (en) | 1997-07-31 |
JP3772275B2 (ja) | 2006-05-10 |
NO983415D0 (no) | 1998-07-23 |
JP2000504159A (ja) | 2000-04-04 |
CN1132351C (zh) | 2003-12-24 |
US6442163B1 (en) | 2002-08-27 |
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Legal Events
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FC2A | Withdrawal, rejection or dismissal of laid open patent application |