ITTO930956A1 - Procedimento e dispositivo per la sincronizzazione fine di celle atm in nodi atm ottici - Google Patents
Procedimento e dispositivo per la sincronizzazione fine di celle atm in nodi atm otticiInfo
- Publication number
- ITTO930956A1 ITTO930956A1 IT93TO000956A ITTO930956A ITTO930956A1 IT TO930956 A1 ITTO930956 A1 IT TO930956A1 IT 93TO000956 A IT93TO000956 A IT 93TO000956A IT TO930956 A ITTO930956 A IT TO930956A IT TO930956 A1 ITTO930956 A1 IT TO930956A1
- Authority
- IT
- Italy
- Prior art keywords
- atm
- optical
- procedure
- length
- fine synchronization
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L7/00—Arrangements for synchronising receiver with transmitter
- H04L7/0075—Arrangements for synchronising receiver with transmitter with photonic or optical means
Abstract
ALL'INTERNO DI UN NODO ATM OTTICO, UNA CELLA ATM DA RIALLINEARE E' INVIATA SU UNO SPEZZONE DI FIBRA OTTICA A ELEVATA DISPERSIONE TEMPORALE (FD), DI LUNGHEZZA PRESTABILITA, DOPO ESSERE STATA ASSOCIATA, IN UN CONVERTITORE DI LUNGHEZZA D'ONDA SINTONIZZABILE (CL), A UNA PORTANTE OTTICA CON UNA LUNGHEZZA D'ONDA DIVERSA DA QUELLA CON CUI LA CELLA STESSA E' STATA RICEVUTA E TALE CHE, PER EFFETTO DEL TRANSITO NELLA FIBRA (FD), LA CELLA GIUNGA ALL'INGRESSO DI UN ELEMENTO DI COMMUTAZIONE (Eml ... Emh) DEL NODO (NC) IN UN ISTANTE PRESTABILITO (FIG. 2).
Priority Applications (7)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITTO930956A IT1272079B (it) | 1993-12-16 | 1993-12-16 | Procedimento e dispositivo per la sincronizzazione fine di celle atm in nodi atm ottici |
US08/331,202 US5581388A (en) | 1993-12-16 | 1994-10-28 | Method of and device for the fine synchronization of aim cells in optical ATM nodes |
CA002138107A CA2138107C (en) | 1993-12-16 | 1994-12-14 | Method and device for the fine synchronization of atm cells in optical atm nodes |
DE69413366T DE69413366T2 (de) | 1993-12-16 | 1994-12-15 | Verfahren und Vorrichtung zur Feinsynchronisation von ATM-Zellen in einem optischen ATM-Knoten |
EP94119837A EP0658994B1 (en) | 1993-12-16 | 1994-12-15 | Method and device for the fine synchronization of ATM cells in an optical ATM node |
DE0658994T DE658994T1 (de) | 1993-12-16 | 1994-12-15 | Verfahren und Vorrichtung zur Feinsynchronisation von ATM-Zellen in einem optischen ATM-Knoten. |
JP6334231A JP2627615B2 (ja) | 1993-12-16 | 1994-12-16 | 光atmノードでのatmセル精密同期法及び装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ITTO930956A IT1272079B (it) | 1993-12-16 | 1993-12-16 | Procedimento e dispositivo per la sincronizzazione fine di celle atm in nodi atm ottici |
Publications (3)
Publication Number | Publication Date |
---|---|
ITTO930956A0 ITTO930956A0 (it) | 1993-12-16 |
ITTO930956A1 true ITTO930956A1 (it) | 1995-06-16 |
IT1272079B IT1272079B (it) | 1997-06-11 |
Family
ID=11411938
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ITTO930956A IT1272079B (it) | 1993-12-16 | 1993-12-16 | Procedimento e dispositivo per la sincronizzazione fine di celle atm in nodi atm ottici |
Country Status (6)
Country | Link |
---|---|
US (1) | US5581388A (it) |
EP (1) | EP0658994B1 (it) |
JP (1) | JP2627615B2 (it) |
CA (1) | CA2138107C (it) |
DE (2) | DE69413366T2 (it) |
IT (1) | IT1272079B (it) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE69404130T2 (de) * | 1993-03-02 | 1997-12-11 | British Telecomm | Verfahren und vorrichtung zur erkennung von optisch kodierten signalen |
US5828416A (en) * | 1996-03-29 | 1998-10-27 | Matsushita Electric Corporation Of America | System and method for interfacing a transport decoder to a elementary stream video decorder |
US6101013A (en) * | 1998-01-30 | 2000-08-08 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Optical circuit switched protocol |
GB9907496D0 (en) * | 1999-03-31 | 1999-05-26 | British Telecomm | Communications network |
US6751416B2 (en) * | 2000-02-03 | 2004-06-15 | University Of Southern California | Reconfigurable optical recognition of bit information in a digital data stream with different bit rates |
EP1139587B1 (en) * | 2000-03-27 | 2006-10-18 | BRITISH TELECOMMUNICATIONS public limited company | Method and apparatus for measuring timing jitter of an optical signal |
US6798946B2 (en) | 2001-12-14 | 2004-09-28 | Molex Incorporated | Method to deskew parallel optical links |
US7340185B1 (en) * | 2002-04-22 | 2008-03-04 | Tyco Telecommunications (Us) Inc. | Optical signal receiver with dual stage soft detection |
GB0324108D0 (en) * | 2003-10-14 | 2003-11-19 | Stereonics Ltd | Binoculars with camera system |
GB2457738B (en) | 2005-09-27 | 2010-08-04 | Fujitsu Ltd | Optical signal separation device and optical signal separation method |
WO2007036989A1 (ja) | 2005-09-27 | 2007-04-05 | Fujitsu Limited | 光信号多重化装置および光信号多重化方法 |
JP6027513B2 (ja) * | 2013-09-26 | 2016-11-16 | 日本電信電話株式会社 | 通信システム、中継装置、通信方法及び中継方法 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60153652A (ja) * | 1984-01-23 | 1985-08-13 | Nec Corp | 光リピ−タ |
FR2672178B1 (fr) * | 1991-01-29 | 1994-03-18 | Alcatel Cit | Concentrateur photonique. |
JP3158706B2 (ja) * | 1992-09-09 | 2001-04-23 | 株式会社日立製作所 | 光分配装置 |
-
1993
- 1993-12-16 IT ITTO930956A patent/IT1272079B/it active IP Right Grant
-
1994
- 1994-10-28 US US08/331,202 patent/US5581388A/en not_active Expired - Fee Related
- 1994-12-14 CA CA002138107A patent/CA2138107C/en not_active Expired - Fee Related
- 1994-12-15 DE DE69413366T patent/DE69413366T2/de not_active Expired - Fee Related
- 1994-12-15 EP EP94119837A patent/EP0658994B1/en not_active Expired - Lifetime
- 1994-12-15 DE DE0658994T patent/DE658994T1/de active Pending
- 1994-12-16 JP JP6334231A patent/JP2627615B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CA2138107A1 (en) | 1995-06-17 |
IT1272079B (it) | 1997-06-11 |
DE69413366T2 (de) | 1999-04-15 |
DE69413366D1 (de) | 1998-10-22 |
JP2627615B2 (ja) | 1997-07-09 |
ITTO930956A0 (it) | 1993-12-16 |
CA2138107C (en) | 1999-02-16 |
DE658994T1 (de) | 1996-01-18 |
EP0658994B1 (en) | 1998-09-16 |
EP0658994A1 (en) | 1995-06-21 |
US5581388A (en) | 1996-12-03 |
JPH07221708A (ja) | 1995-08-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
0001 | Granted | ||
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19971124 |