TW468314B - Increased capacity bidirectional DWDM network architecture with frequency stacking system - Google Patents

Increased capacity bidirectional DWDM network architecture with frequency stacking system Download PDF

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Publication number
TW468314B
TW468314B TW089107300A TW89107300A TW468314B TW 468314 B TW468314 B TW 468314B TW 089107300 A TW089107300 A TW 089107300A TW 89107300 A TW89107300 A TW 89107300A TW 468314 B TW468314 B TW 468314B
Authority
TW
Taiwan
Prior art keywords
head end
dwdm
signals
main
passbands
Prior art date
Application number
TW089107300A
Other languages
English (en)
Chinese (zh)
Inventor
Robert Howald
Shlomo Ovadia
Timothy Brophy
Curtiss Smith
Original Assignee
Gen Instrument Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Gen Instrument Corp filed Critical Gen Instrument Corp
Application granted granted Critical
Publication of TW468314B publication Critical patent/TW468314B/zh

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Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
    • H04L12/2801—Broadband local area networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0226—Fixed carrier allocation, e.g. according to service
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0227—Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation
    • H04J14/0228—Wavelength allocation for communications one-to-all, e.g. broadcasting wavelengths
    • H04J14/023—Wavelength allocation for communications one-to-all, e.g. broadcasting wavelengths in WDM passive optical networks [WDM-PON]
    • H04J14/0232—Wavelength allocation for communications one-to-all, e.g. broadcasting wavelengths in WDM passive optical networks [WDM-PON] for downstream transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0227—Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation
    • H04J14/0241—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths
    • H04J14/0242—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths in WDM-PON
    • H04J14/0245—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths in WDM-PON for downstream transmission, e.g. optical line terminal [OLT] to ONU
    • H04J14/0246—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths in WDM-PON for downstream transmission, e.g. optical line terminal [OLT] to ONU using one wavelength per ONU
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0227—Operation, administration, maintenance or provisioning [OAMP] of WDM networks, e.g. media access, routing or wavelength allocation
    • H04J14/0241—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths
    • H04J14/0242—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths in WDM-PON
    • H04J14/0249—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths in WDM-PON for upstream transmission, e.g. ONU-to-OLT or ONU-to-ONU
    • H04J14/025—Wavelength allocation for communications one-to-one, e.g. unicasting wavelengths in WDM-PON for upstream transmission, e.g. ONU-to-OLT or ONU-to-ONU using one wavelength per ONU, e.g. for transmissions from-ONU-to-OLT or from-ONU-to-ONU
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0278—WDM optical network architectures
    • H04J14/0282—WDM tree architectures
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0278—WDM optical network architectures
    • H04J14/0283—WDM ring architectures
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems
    • H04J14/0278—WDM optical network architectures
    • H04J14/0286—WDM hierarchical architectures
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
    • H04N21/21—Server components or server architectures
    • H04N21/222—Secondary servers, e.g. proxy server, cable television Head-end
    • H04N21/2221—Secondary servers, e.g. proxy server, cable television Head-end being a cable television head-end
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/61—Network physical structure; Signal processing
    • H04N21/6106—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network
    • H04N21/6118—Network physical structure; Signal processing specially adapted to the downstream path of the transmission network involving cable transmission, e.g. using a cable modem
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
    • H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client 
    • H04N21/61—Network physical structure; Signal processing
    • H04N21/6156—Network physical structure; Signal processing specially adapted to the upstream path of the transmission network
    • H04N21/6168—Network physical structure; Signal processing specially adapted to the upstream path of the transmission network involving cable transmission, e.g. using a cable modem
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/173—Analogue secrecy systems; Analogue subscription systems with two-way working, e.g. subscriber sending a programme selection signal
    • H04N7/17309—Transmission or handling of upstream communications
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/22—Adaptations for optical transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J14/00—Optical multiplex systems
    • H04J14/02—Wavelength-division multiplex systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Multimedia (AREA)
  • Optical Communication System (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Details Of Television Systems (AREA)
TW089107300A 1999-04-19 2000-06-14 Increased capacity bidirectional DWDM network architecture with frequency stacking system TW468314B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12991299P 1999-04-19 1999-04-19
US49408300A 2000-01-28 2000-01-28

Publications (1)

Publication Number Publication Date
TW468314B true TW468314B (en) 2001-12-11

Family

ID=26828022

Family Applications (1)

Application Number Title Priority Date Filing Date
TW089107300A TW468314B (en) 1999-04-19 2000-06-14 Increased capacity bidirectional DWDM network architecture with frequency stacking system

Country Status (6)

Country Link
EP (1) EP1173945A1 (fr)
JP (1) JP2003524313A (fr)
AU (1) AU4249200A (fr)
CA (1) CA2370762A1 (fr)
TW (1) TW468314B (fr)
WO (1) WO2000064087A1 (fr)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10059559A1 (de) * 2000-11-30 2002-06-13 Siemens Ag Verfahren und Vorrichtung zur Datenübertragung über Lichtwellenleiter
US6944404B2 (en) 2000-12-11 2005-09-13 Harris Corporation Network transceiver for extending the bandwidth of optical fiber-based network infrastructure
US6731830B2 (en) 2001-01-05 2004-05-04 Redfern Broadband Networks, Inc. Asymmetric compatible network element
US20020126709A1 (en) * 2001-03-06 2002-09-12 Richard Lauder DWDM network
US7433598B2 (en) 2001-06-29 2008-10-07 Broadband Royalty Corp. Uncooled laser generation of narrowcast CATV signal
US20030063847A1 (en) * 2001-07-20 2003-04-03 Buabbud George H. Deep fiber network architecture
US20040208572A1 (en) * 2001-12-27 2004-10-21 Koninklijke Philips Electronics N.W. WDM optical transmission system with passive hub
WO2006051849A1 (fr) * 2004-11-11 2006-05-18 Nippon Telegraph And Telephone Corporation Appareil de transport optique, système de transmission optique, méthode de transport optique et méthode de transmission optique
CN100461856C (zh) * 2006-05-23 2009-02-11 长飞光纤光缆有限公司 开放式数字电视全频解码复用系统
EP2301171A1 (fr) * 2008-06-30 2011-03-30 Telefonaktiebolaget L M Ericsson (PUBL) Appareil et modules pour réseau optique
JP5228225B2 (ja) * 2009-06-17 2013-07-03 株式会社ブロードネットマックス 光ｃａｔｖシステム
US9614618B2 (en) 2013-03-15 2017-04-04 Arris Enterprises, Inc. CATV video and data transmission system with hybrid input

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4064460A (en) * 1974-03-16 1977-12-20 Communications Patents Limited Coaxial wired broadcasting system with tone responsive program selectors
US5136411A (en) * 1987-12-11 1992-08-04 General Instrument Corporation Dynamically responsive CATV system with shared fiber optic link
US5809395A (en) * 1991-01-15 1998-09-15 Rogers Cable Systems Limited Remote antenna driver for a radio telephony system
US5699176A (en) * 1995-11-06 1997-12-16 Lucent Technologies Inc. Upgradable fiber-coax network
WO1997049248A1 (fr) * 1996-06-21 1997-12-24 Fiber Optic Network Systems Corp. Systeme de multiplexage par repartition en longueur d'onde

Also Published As

Publication number Publication date
JP2003524313A (ja) 2003-08-12
EP1173945A1 (fr) 2002-01-23
WO2000064087A1 (fr) 2000-10-26
AU4249200A (en) 2000-11-02
CA2370762A1 (fr) 2000-10-26

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GD4A Issue of patent certificate for granted invention patent
MM4A Annulment or lapse of patent due to non-payment of fees