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Optical Networking and Dense Wavelength Division Multiplexing (DWDM)
White Papers Finally this paper deals with industry related issues like the gap between research and the industry, current and projected market for optical networking & DWDM equipment and future direction of research in this field.
[September 2, 2008, 7:35]
Dense Wavelength Division Multiplexing (DWDM)
White Papers Dense wavelength division multiplexing (DWDM) is a fiber-optic transmission technique that employs light wavelengths to transmit data parallel-by-bit or serial-by-character. This tutorial addresses the importance of scalable DWDM systems in...
[August 14, 2003, 0:00]
The Best of Long-Haul Terrestrial and Submarine DWDM
White Papers Alcatel is renowned for its experience in the deployment of long-haul terrestrial and submarine DWDM networks. Whether upgrading legacy systems or rolling out new networks, operators need to find the most appropriate solutions in order to keep...
[October 11, 2005, 3:00]
Cost Comparison Between IP-Over-DWDM and Other Core Transport Architectures
White Papers Cisco recommends an alternative architecture called IP over DWDM, which eliminates the need for Optical to Electrical to Optical (OEO) conversion equipment between the router and the optical layer (including both transponders and SONET gear) by...
[May 15, 2008, 7:57]
Converge IP and DWDM Layers in the Core Network
White Papers The Cisco IP over DWDM (IPoDWDM) solution for IP Next-Generation Networks (NGNs) enables the convergence of service providers' IP and DWDM core networks, increasing service flexibility and reliability while lowering Operating Expenses (OpEx) and...
[February 29, 2008, 0:02]
Fundamentals of DWDM Technology
White Papers The early DWDM designs were built to fulfill the needs of the long-distance carrier. While that demand still exists, the need for DWDM on the local front is growing. If DWDM is the first step to optical networking, the Carriers have strong...
[December 7, 2003, 23:31]
WDM/CWDM/DWDM: Segmentation Primer-Maximizing Capacity for Revenue
White Papers Node segmentation provides a good tool for cable operators to increase targeted ser1ces, such as EOD, Internet data, and telephony. In many cases, cable operators have limited fibers and/or they could reclaim fibers for emerging opportunities such...
[August 4, 2009, 0:00]
Cisco ONS 15454 Multiservice Transport Platform
White Papers Continuing with its tradition of innovation and leadership in metro optical networking, Cisco has introduced the Cisco ONS 15454 Multiservice Transport Platform (MSTP), which is transforming metro and regional DWDM networks.
[May 8, 2009, 4:24]
Cisco extends optical range
News With long-haul optical networking in a parlous state, Cisco is launching products for the parts of the market where it sees the strongest future: a multi-service SDH platform and a Metro DWDM switch for enterprises and local service providers.
[June 25, 2002, 13:28]
Cisco moves to compete in metro networks
News Called the Cisco ONS 15540 Extended Services Platform, the product supports a technology called dense wavelength division multiplexing (DWDM), which increases the amount of information that can be sent through fibre-optic networks.
[May 3, 2001, 9:38]
On-Demand Webcast: Comparing WAN Technology Choices
White Papers Frame Relay, ATM, Ethernet, MPLS, IP VPNs, VPLS, Private Line, SONET and DWDM can all be used effectively to meet the business needs. As new applications are added to network, how to choose the right networking solution?
[April 30, 2009, 1:19]
Philadelphia Stock Exchange Trades Up to High-Performance Networking Infrastructure From Juniper Networks
White Papers The new network design utilizes Juniper Networks M320s connected in a full mesh topology with multiple parallel Gigabit Ethernet links residing over a DWDM network configured as a logically meshed MPLS backbone.
[September 11, 2008, 1:01]
Next-Generation Optical Transmission Fibers
White Papers The new Medium Dispersion Fiber (MDF) has dispersion of around 7~8 ps/nm/km at 1550nm, and a relatively low dispersion slope in the S-C-L band, which will satisfy MCI next-generation transmission fiber technical specifications and requirements at...
[March 16, 2009, 4:09]
Higher bandwidth - through the air
News Based on DWDM (Dense Wave Division Multiplexing) technology, the system will transmit up to 10GB per second -- that's 15 CD ROMs worth through the air in less than a second. Dubbed WaveStar OpticAir, the system uses lasers, amplifiers and receivers...
[July 16, 1999, 15:24]
EU commissioners clash over mobile roaming
Talkback All the profit is in the arbirarily high wholesale chages,, 45¢ per minute for a national mobile connectin by the originator and then a DWDM at cents to the dstination countries carrier switch you guess the real carrier cost.
[July 6, 2006, 12:31]
T-Mobile vows to stop 'screwing' data-roaming customers
Talkback There is no justification for charging €0.45 per minute or whatever for what is actually one originating national mobile call and a terrestrial DWDM fibre link to the detsination country. But no doubt they intend to keep on screwing roaming voice...
[July 5, 2006, 15:15]
Nortel Case Study: Baptist Health
White Papers Today, Nortel's high performance Dense Wavelength Division Multiplexing (DWDM) Optical Metro 5200 Multiservice Platform, EMC Symmetrix systems and EMC TimeFinder, and Symmetrix Remote Data Facility (SRDF) software provide business continuity by...
[December 6, 2008, 0:23]
News Burst: Lucent to build BT backbone
News Under the terms of the letter of award, Lucent would provide BT with its WaveStar optical networking solutions, including Lucent's DWDM (Dense Wave Division Multiplexing) systems. Lucent Technologies Thursday announced that it has received a letter...
[November 12, 1999, 13:30]
Hitachi shows its Telecom 99 hand
News DWDM gear is designed to increase the data-carrying capacity of fibre-optic networks by dividing a single fibre strand into multiple channels, or wavelengths, each capable of moving data at speeds of several gigabits per second.
[September 9, 1999, 14:51]
The Day Ahead: Ciena, Sycamore stoke fibre optic love affair
News Ciena makes dense-wavelength division multiplexing (DWDM) systems for use with long-distance fibre-optic telecommunications networks. Aside from the obviously huge market opportunity, investors just love new companies that can go from zero to...
[May 19, 2000, 11:25]
