Lightwave articles from February 2007

Lightwave archives from February 2007

GPON provides faster, smarter video transport.(Gigabit Passive Optical Network)
February 1, 2007... There is today an increased expectation for video quality, choice, and the ability to receive multiple video streams simultaneously in a single household. The demand for digital television and high-definition television (HDTV) is rising...

Internet2's new hybrid network typifies R&E trends.(Level 3 Communications Inc. is developing next generation network )(research and education)
February 1, 2007... Research and education (R&E) networks today are taking advantage of the nearly limitless capacity of fiber to support such ultrahigh-bandwidth applications as grid computing, high-energy physics, and radio astronomy. R&E networks generally...

Real-time performance monitoring benefits reconfigurable optical networks.(TECHNOLOGY)
February 1, 2007... Revenue opportunities via next-generation networks are based on the emergence of new services such as video-on-demand (VoD), high-definition television (HDTV), voice over IP (VoIP) for residential applications, and unified multisite...

BT (www.bt.com) has selected Nortel (www.nortel.com) and Siemens (www.siemens.com) as its two suppliers of Carrier Ethernet equipment for the 21st Century Network project.(British Telecommunications PLC)(Brief article)
February 1, 2007... BT (www.bt.com) has selected Nortel (www.nortel.com) and Siemens (www.siemens.com) as its two suppliers of Carrier Ethernet equipment for the 21st Century Network project. BT will deploy Nortel's Metro Ethernet Routing Switch 8600 and Metro...

FiberNet Telecom Group subsidiary Availius LLC (www.availius.com) has selected XO Communications' (www.xo.com) nationwide network to support its Network Solutions business, which provides network connectivity and ongoing monitoring and management.(north america)(Brief article)
February 1, 2007... FiberNet Telecom Group subsidiary Availius LLC (www.availius.com) has selected XO Communications' (www.xo.com) nationwide network to support its Network Solutions business, which provides network connectivity and ongoing monitoring and...

Mid-Atlantic Broadband Cooperative (MBC) has selected Infinera (www.infinera.com) for a long-haul regional network in the eastern U.S.(north america)(Brief article)
February 1, 2007... Mid-Atlantic Broadband Cooperative (MBC) has selected Infinera (www.infinera.com) for a long-haul regional network in the eastern U.S. The initial network deployment will provide network connectivity between Atlanta, GA; Charlotte, NC; Raleigh,...

ADVA Optical Networking.(north america)
February 1, 2007... The University of Arkansas has deployed ADVA Optical Networking's (www.advaoptical.com) Fiber Service Platform (FSP) 3000RE in its Arkansas Research and Education Optical Network (ARGON), which will support high-bandwidth applications like grid...

Aegis Semiconductor (www.aegislightwave.com), developer of DWDM channel monitoring equipment for ROADMs and other applications, has changed its name to Aegis Lightwave.(north america)
February 1, 2007... Aegis Semiconductor (www.aegislightwave.com), developer of DWDM channel monitoring equipment for ROADMs and other applications, has changed its name to Aegis Lightwave. According to company representatives, the new name better describes the...

Effective December 29, 2006, Zhone Technologies Inc. (www.zhone.com) sold its iMARC products, a part of its legacy product portfolio, to Verso Technologies Inc. for $2.5 million plus additional consideration for the value of inventory remaining at the end of 6 months.(north america)(Brief article)
February 1, 2007... Effective December 29, 2006, Zhone Technologies Inc. (www.zhone.com) sold its iMARC products, a part of its legacy product portfolio, to Verso Technologies Inc. for $2.5 million plus additional consideration for the value of inventory remaining...

Huawei Technologies Co. Ltd. (www.huawei.com) has inked a contract with Telecom Italia to provide WDM transport equipment.(europe)
February 1, 2007... Huawei Technologies Co. Ltd. (www.huawei.com) has inked a contract with Telecom Italia to provide WDM transport equipment, making it the first Chinese telecommunication equipment supplier selected for Italian telecom programs.

Telefonica de Espana has selected Tyco Telecommunications.(europe)(Brief article)
February 1, 2007... Telefonica de Espana has selected Tyco Telecommunications (www.tycotelecom.com) to install a 145-km 10-Gbit/sec DWDM link between the Canary Islands of La Gomera and El Hierro. The subsea system will incorporate El Hierro as a national node...

Exponential-e, a U.K. provider of tailor-made Ethernet services to the corporate market, is deploying the FSP 150 products from ADVA Optical Networking (www.advaoptical.com) into its next-generation network.(europe)
February 1, 2007... Exponential-e, a U.K. provider of tailor-made Ethernet services to the corporate market, is deploying the FSP 150 products from ADVA Optical Networking (www.advaoptical.com) into its next-generation network. The new equipment will provide...

Chunghwa Telecom.(building undersea cable system )(Brief article)
February 1, 2007... Chunghwa Telecom (www.cht.com.tw/CHTFinalE/Web/) has announced that it will spend nearly $4 billion over the next 5 years to upgrade its telecommunications networks and build a new undersea cable system. The carrier has earmarked $500 million...

Chip-maker PMC-Sierra Inc. (www.pmc-sierra.com) and DASAN Networks Inc. (www.dasannetworks.com), a Korean supplier of broadband access equipment, say that Korea Telecom has selected DASAN Networks for deployment of FTTH equipment in the greater metropolitan area of Seoul, Korea.(fiber to the home)(Brief article)
February 1, 2007... Chip-maker PMC-Sierra Inc. (www.pmc-sierra.com) and DASAN Networks Inc. (www.dasannetworks.com), a Korean supplier of broadband access equipment, say that Korea Telecom has selected DASAN Networks for deployment of FTTH equipment in the greater...

DASAN Networks, in turn, has awarded Fi-ra Photonics Co. Ltd., subsidiary of Ignis ASA (www.ignis.com), an FTTH component contract worth more than $4 million.(asia)
February 1, 2007... DASAN Networks, in turn, has awarded Fi-ra Photonics Co. Ltd., subsidiary of Ignis ASA (www.ignis.com), an FTTH component contract worth more than $4 million. The contract corresponds to the 400,000+ lines to be installed by Korea Telecom...

Syntune AB (www.syntune.com), developer of single-chip tunable lasers and transmitters, and CyOptics Inc. (www.cyoptics.com), developer of indium phosphide (InP) optical chip and component technologies.(update)(Brief article)
February 1, 2007... Syntune AB (www.syntune.com), developer of single-chip tunable lasers and transmitters, and CyOptics Inc. (www.cyoptics.com), developer of indium phosphide (InP) optical chip and component technologies, have announced a cooperative agreement...

The year of making money.(fiber optics industry)(Editorial)
February 1, 2007... Well, the shift of manufacturing resources to Asia is more or less complete for most companies, the market has stabilized at worst and is growing in several niches, and the interest among carriers appears to have shifted from a total focus on...

Low-dispersion fiber complements dispersion-tolerant technology.(Technology: Advances in research, development, engineering, and standards)
February 1, 2007... Since the introduction of EDFAs and WDM in the early 1990s, compensation for dispersion in optical systems has been achieved by deploying passive dispersion-compensating modules (DCMs) at regular intervals along the transmission line. However,...

Media converters evolve, get 'smarter'.(TECH TRENDS)(Editorial)
February 1, 2007... The simplest of media converters has long been a childhood favorite: two tin cans connected by a length of string or wire. This primitive "telephone" can be classified as a media converter because it takes an audio wave, converts it to...

Revised IEC specifications for multimode fibers.(STANDARDS WATCH)(International Electrotechnical Commission )
February 1, 2007... Multimode optical fibers are becoming increasingly attractive for a variety of applications including industrial and automotive data links and buses. Category A3 fibers (IEC 60793-2-30), which have large cladding diameters (230 to 380...

Transceiver development platform.(DESIGN & MANUFACTURING)
February 1, 2007... A single platform for creating 10-Gbit/sec transceivers allows customers to adopt a standardized platform to serve multiple transceiver interfaces (such as LR, SR1, IR1, ER, IR2 and LR2) with a single XFP board and case. The 1,310-and 1,550-nm...

Silicone elastomer.(DESIGN & MANUFACTURING)
February 1, 2007... MasterSil 415, a single-component silicone elastomer, has high transparency and is well suited for bonding, sealing, and coating in optical and display applications. It cures at ambient temperatures to a flexible, rubbery solid when exposed to...

Semiconductor optical amplifiers.(COMPONENTS)
February 1, 2007... Based on the proprietary QLight photonic technology platform, two semiconductor optical amplifiers (SOAs), specifically designed to address amplification in FTTX networks, are available in industry-standard 14-pin butterfly packages. The QLight...

Long-reach SFP transceivers.(COMPONENTS)
February 1, 2007... New 180- and 200-km OC48/STM16 DWDM small-form-factor pluggable (SFP) transceivers support high-density, long-distance metropolitan area networking (MAN) applications. The TRPW48 DWDM product line is compliant with the G.692 ITU-T standard,...

ROSA with fiber tail assembly.(COMPONENTS)
February 1, 2007... An XMD MSA-compatible receiver optical subassembly (ROSA) with fiber tail assembly (FTA)--which is claimed to be one of the first of its kind--consists of an avalanche photodiode (APD), a low-noise preamplifier, and a precision NTZ thermistor...

Prepolished ST connectors.(COMPONENTS)
February 1, 2007... PANDUIT ST OPTICAM prepolished fiber-optic connectors provide field termination in less than half the time of field-polish connectors. With patent-pending retermination capability, the connectors provide yield rates approaching 100%, offering...

Eye pattern analyzer.(TEST EQUIPMENT)
February 1, 2007... The Bit Master MP1026A eye pattern analyzer is the first handheld device for conducting physical layer (PHY) eye pattern measurements on high-speed interfaces at OC-192/ STM-64, 10-Gigabit Fibre Channel, and 10-Gigabit Ethernet data rates. With...

Quality-of-service tool.(TEST EQUIPMENT)
February 1, 2007... A software agent that improves quality of service (QoS) for providers supporting the large-scale transition of their business customers to voice-over-IP (VoIP) service, the QT-50 helps providers proactively monitor and troubleshoot issues and...

Adopting Layer 2 Ethernet switching over DWDM.(Applications: Innovative component, subsystem, system, and network design examples and alternatives)(dense wavelength division multiplexing)
February 1, 2007... A new network is emerging for delivering media-rich and bandwidth-hungry content, applications, and services. Traditional SONET/SDH architectures, developed for the narrowband world of a generation ago, are overloaded. Such practices as...

Collaboration brings fiber to Appalachian schools.(Western Region Education Service Alliance)(BalsamWest FiberNET)(Editorial)
February 1, 2007... The rugged western end of North Carolina is a good place to get away from it all. However, this isn't always a good thing; what the nearby Great Smoky Mountains offer in beauty is offset by the obstacles they pose to the efforts of the region's...

Whatever you call them, monitors measuring up.(Focus on: Industry: Opportunities, market intelligence, and forecasts to improve your bottom line)
February 1, 2007... How important will optical channel monitors (OCMs) become as networks increase in complexity? How about optical performance monitors (OPMs)? Optical power monitors? And what about optical channel performance monitors? System developers and...

Connector and mechanical splice market continues to expand.(fiber optics)
February 1, 2007... As optical fiber use migrates closer to the end user, where cable lengths are shorter and fiber counts higher, the requirements for joining fibers becomes more critical. Global fiber-optic connector/mechanical splice consumption is driven by a...

The light side.(Cartoon)
February 1, 2007... "Fiber to the node? Sounds nasty; here, use my handkerchief."