Lightwave articles from September 2004

Lightwave archives from September 2004

Digital optical networks simplify architectures.(Technology)(Wavelength Division Multiplexing )
September 1, 2004... The introduction of WDM into core networks has reduced bandwidth costs by more than 98% in the past decade and enabled significant growth in network traffic. Before the advent of WDM, optical transport required the use of digital repeaters...

Laser-optimized multimode finally gains some traction.(Industry)
September 1, 2004... Just as 10-Gigabit Ethernet (10-GbE) sparked a new era in transceivers, the standard also ushered in a new generation of optical cable. Laser-optimized 50-[micro]m multimode (MM) promises to support 10-Gbit/sec transmission distances of 300 m...

Evaluations show 'real world' transceiver performance over multimode fiber.(Applications)
September 1, 2004... Fiber-optic-cable manufacturers characterize their products through attenuation testing and bandwidth data. While these parameters can be the basis for good performance, they do not represent the entire picture. Since these cables are used...

CWDM and DWDM coexistence in metro optical networks.(Course Wavelength Division Multiplexing)(Dense Wavelength Division Multiplexing)(Brief Article)
September 1, 2004... People have their favorite flavor when it comes to deploying WDM into metro optical networks. CWDM systems have a smaller footprint and provide cost advantages over DWDM. However, CWDM does not support more than eight or 16 channels and cannot...

Strategies for Gigabit Ethernet extension in the metro network.(Brief Article)
September 1, 2004... Interconnection of data centers, storage connectivity, and Ethernet services are driving the need to connect business sites across metro areas using Gigabit Ethernet (GbE) and increasingly 10-GbE links. Problem is that standard GbE and 10-GbE...

Optical broadband services: keys to success.(Brief Article)
September 1, 2004... Enterprise computing models are undergoing a transformation, driving the need for improved wide-area broadband connectivity between users and data. Increasing scrutiny of business continuity plans and pending regulatory changes will further...

Tropic Networks (Ottawa, Ontario), supplier of reconfigurable optical-add/drop-multiplexing (ROADM) platforms, secured $33 million in Series D financing.(North America)(Brief Article)
September 1, 2004... Tropic Networks (Ottawa, Ontario), supplier of reconfigurable optical-add/drop-multiplexing (ROADM) platforms, secured $33 million in Series D financing. The round was led by Alcatel (Paris) and includes Tropic's current investors: Celtic House...

Bookham Technology, JDS Uniphase, Northlight Optronics, T-Networks, and TriQuint Optoelectronics announced a new multisource agreement (MSA) to standardize 1550-nm 2.5-Gbit/sec cooled transmitter optical subassemblies (TOSAs).(North America)
September 1, 2004... Bookham Technology, JDS Uniphase, Northlight Optronics, T-Networks, and TriQuint Optoelectronics announced a new multisource agreement (MSA) to standardize 1550-nm 2.5-Gbit/sec cooled transmitter optical subassemblies (TOSAs). The new standard...

Verizon (New York) selected Lucent Technologies' (Murray Hill, NJ) LambdaXtreme transport DWDM system for its nationwide ultra-long-haul optical network.(North America)(Brief Article)
September 1, 2004... Verizon (New York) selected Lucent Technologies' (Murray Hill, N J) LambdaXtreme transport DWDM system for its nationwide ultra-long-haul optical network. Terms of the three-year contract were not disclosed. Verizon, the first service provider...

Optical Internetworking Forum.(North America)(Brief Article)
September 1, 2004... The Optical Internetworking Forum (OIF--Fremont, CA) has approved a new multisource agreement-implementation agreement (MSA-IA) for integratable tunable-laser assemblies, known as ITLA-MSA. The new agreement specifies a compact, standardized...

ADVA Optical Networking (Martinsried/Munich, Germany) announced that its Fiber Service Platform (FSP) 3000 and FSP 500 have been deployed in the Trans Regional Broadband Superhighway project in the United Kingdom.(Europe)(Brief Article)
September 1, 2004... ADVA Optical Networking (Martinsried/Munich, Germany) announced that its Fiber Service Platform (FSP) 3000 and FSP 500 have been deployed in the Trans Regional Broadband Superhighway project in the United Kingdom. Siemens (Munich) designed a...

Livermore, CA-based Alloptic and OFS of Norcross, GA, entered into a strategic alliance to simplify fiber to the premises (FTTP)deployment for residential developers throughout the United States.(update)(fiber to the premises)(Brief Article)
September 1, 2004... Livermore, CA-based Alloptic and OFS of Norcross, GA, entered into a Strategic alliance to simply fiber to the premises (FTTP)deployment for residential developers throughout the United States. Through the alliance, Alloptic will provide...

IEEE.(Hotpick)(Institute of Electrical and Electronics Engineers)(Brief Article)
September 1, 2004... The IEEE (Piscataway, NJ) has approved IEEE 802.17, "Local and Metropolitan Area Networks-Specific Requirements-Part 17: Resilient Packet Ring (RPR) Access Method & Physical Layer Specifications." The standard, aimed at high-speed packet...

Banverket Telenat, the telecommunications division of Banverket (Swedish National Rail Administration), chose ECI Telecom (Petah Tikva, Israel) to build one of the largest SDH networks in Europe.(Europe)(Brief Article)
September 1, 2004... Banverket Telenat, the telecommunications division of Banverket (Swedish National Rail Administration), chose ECI Telecom (Petah Tikva, Israel) to build one of the largest SDH networks in Europe. The multimillion-dollar contract for optical...

Bharti Infotel (Bharti, New Delhi), a unit of Bharti Tele-ventures Group that provides long-distance services in India, selected the 6300 managed transport system from Tellabs (Naperville, IL) to expand its bandwidth capacity on a nationwide network.(Asia)(Brief Article)
September 1, 2004... Bharti Infotel (Bharti, New Delhi), a unit of Bharti Tele-ventures Group that provides long-distance services in India, selected the 6300 managed transport system from Tellabs (Naperville, IL) to expand its bandwidth capacity on a nationwide...

LightPointe (San Diego), developer of optical wireless products based on free-space optics technology, announced an expanded international OEM agreement with Huawei Technologies (Shenzhen, China).(Asia)(Brief Article)
September 1, 2004... LightPointe (San Diego), developer of optical wireless products based on free-space optics technology, announced an expanded international OEM agreement with Huawei Technologies (Shenzhen, China). Huawei will sell and market LightPointe Flight...

Contract manufacturer Fabrinet (San Francisco) has signed a volume supply agreement with Opnext (Eatontown, NJ) to manufacture Opnext's 2.5- and 10-Gbit/sec optical transceivers for ultra-long-haul SONET/SDH and WDM applications.(Asia)(Fabrinet)(Brief Article)
September 1, 2004... Contract manufacturer Fabrinet (San Francisco) has signed a volume supply agreement with Opnext (Eatontown, NJ) to manufacture Opnext's 2.5- and 10-Gbit/sec optical transceivers for ultra-long-haul SONET/SDH and WDM applications. Opnext has...

Ciena (Linthicum, MD) announced that Zhejiang Unicom, a subsidiary of China Unicom (Beijing), has selected Ciena's CN 2600 multiservice edge aggregator to support SAN extension for its data-center disaster recovery and restoration plans.(Asia)(Brief Article)
September 1, 2004... Ciena (Linthicum, MD) announced that Zhejiang Unicom, a subsidiary of China Unicom (Beijing), has selected Ciena's CN 2600 multiservice edge aggregator to support SAN extension for its data-center disaster recovery and restoration plans. The...

Enterprises are now driving the bus.(Editorial)(Telecommunications industry)(Editorial)
September 1, 2004... One of the more popular finger-pointing exercises in the aftermath of the telecommunications downturn involved taking analysts to task for their inflated forecast numbers. Many of these abused individuals replied that they were just repeating...

Explaining those BER testing mysteries.(bit-error ratio)
September 1, 2004... The ultimate function of the physical layer (PHY) in any digital communications system is to transport bits of data through a medium like copper cable, optical fiber, or free space as quickly and accurately as possible. Hence, two basic...

Price pressure rules PON transceivers.(Tech Trends)(passive optical networks)
September 1, 2004... Because of their unique point-to-multipoint topology, passive optical networks (PONs) place additional burdens on transceivers. In the typical PON, one optical line terminal (OLT) in the central office (CO) serves up to 32 optical network...

Ethernet breaks free of its shackles.(Standards Watch)(International Telecommunication Union-Telecommunication)(recommendations for ethernet)
September 1, 2004... ITU-T has recently consented to Recommendations that pave the way for Ethernet over carrier networks. As operators begin to migrate to an IP infrastructure, Ethernet provides an obvious transport layer. The new Recommendations progress Ethernet...

Flexible, accessible panel and enclosures.(Installation)(Brief Article)
September 1, 2004... For supporting small-to-medium installations, the new Opt-X 250 panel and Opt-X 500 enclosures are fully compatible with the company's fiber-adapter plates and splice trays, offer increased flexibility and accessibility, and use minimum rack...

In-bulkhead MPO/MTP connector cleaner.(Installation)(Brief Article)
September 1, 2004... The IBC in-bulkhead connector dry-cloth cleaner is designed to clean oil and debris on multifiber connectors that are contained within bulkheads, faceplates, adapters, and optical transceivers. Co-developed with Fujikura, the cleaner...

Compact loopback assembly testing mechanism.(Test Equipment)(Brief Article)
September 1, 2004... For testing SFP and SFF devices, the new LC Loopback assembly incorporates a durable thumb latch and contoured grip for easy assembly and removal, while its compact size eliminates interference during installation in ganged and belly-to-belly...

Vitesse unveils new ICs and XFP reference design.(Product Profile)
September 1, 2004... Increased port density and lower-cost requirements are driving the market for XFP transceivers, a single module that targets multiple protocols, including SONET/SDH, 10-Gigabit Ethernet (10-GbE), and Fibre Channel. In an attempt to capitalize...

802.3ae stressed receiver conformance testers.(Test Equipment)(Brief Article)
September 1, 2004... For IEEE 802.3ae stressed receiver conformance testing at 10-Gbit/sec wavelengths, the Optical Standards Testers (OSTs) are now available at 850 and 1310 nm in addition to the previously supported 1550-nm wavelength. Factory-calibrated degraded...

Standards-upgradable multiservice tester.(Test Equipment)(Brief Article)
September 1, 2004... The N2X multiservice tester combines leading-edge services testing with carrier-grade infrastructure testing and emulation, including routing, switching, transport, and storage. The architecture is based on programmable measurement test cards...

6-port LAN-LAN Ethernet switch/media converter.(Systems)(Brief Article)
September 1, 2004... The MACS ETC-A combined Ethernet switch and media converter for LAN-to-LAN connections over optical networks offers individual services and supports up to six Ethernet interfaces. The six ports are able to connect up to five LANs to an optical...

EFM intelligent multiservice switches.(Systems)(Nayna Networks)(Brief Article)
September 1, 2004... The ExpressStream IEEE-compliant Ethernet in the First Mile intelligent access XE-1100/1200/1400 switches allow rapid delivery of triple-play service to campus and high-density residential and business buildings. The multinetwork, multiservice...

'Flexible' 100% gel-free ribbon cable.(Components)(Brief Article)
September 1, 2004... The "flexible" 100% gel-free Indoor-Outdoor Ribbon Cable features a crossply strength element sheath, eliminating preferential bend directions so the cable can bend in every direction for greater flexibility when installed in tight premises...

288-fiber riser loose tube cable.(Components)(Brief Article)
September 1, 2004... Doubling the fiber count under one jacket, the 288-fiber RLT riser loose tube cable for indoor and outdoor applications allows for more populated backbones without having to run multiple cables between buildings, floors, or telecommunications...

Scalable mux/demux TFF modules.(Subsystems)(thin-film-filter)(Brief Article)
September 1, 2004... The high-channel-count, scalable multiplexer/demultiplexer modules based on thin-film-filter (TFF) technology provide full expandability of up to 40 channels in DWDM networks. The same module can be used in multiplexing/ demultiplexing and...

EDC-enabled 10-GbE XENPAK transponder.(Subsystems)(electronic dispersion compensation)(Brief Article)
September 1, 2004... Called by its maker the "first electronic dispersion compensation (EDC)-enabled 10GBase-ZR XENPAK module," the BBTR1024-Z1 10-Gigabit Ethernet transponder enables high-bandwidth IP transport in metro applications from 80 to 120-plus km,...

Multiservice platforms require complex schemes.(Applications: innovative component, subsystem, system, and network design examples and alternatives)
September 1, 2004... Incumbent carriers must evolve their installed base of legacy SONET/SDH equipment to service data traffic. While this evolution is driving the emergence of new data-plane technologies such as generic framing procedure (GFP), virtual...

Utah's 'other' FTTP project rolls out.(Utah Telecommunication Open Infrastructure Agency, fiber to the premises)(Editorial)
September 1, 2004... The Utah Telecommunication Open Infrastructure Agency (UTOPIA) fiber to the premises (FTTP) project has garnered at least its fair share of media attention. But as the lineup of cities and towns participating in UTOPIA and the effort's funding...

FIS training specialist.(Ask Bruno)(Brief Article)
September 1, 2004... Q When troubleshooting fiber optic systems, I spend a lot of time inspecting connector endfaces. What can you suggest to speed things along? A For one thing, use a microscope with sufficient magnification. Although 100X may be OK for...

Global market strains IP protection strategies.(Industry: opportunities, market intelligence, and forecasts to improve your bottom line)(intellectual property)
September 1, 2004... As equipment companies expand into foreign markets, outsource their manufacturing, and form partnerships in developing countries, management of intellectual property (IP) becomes a strategic question. Many companies fail to realize that IP...

Fiber-optic-cable pricing: what's next?(Analyst Corner)
September 1, 2004... The movie "Something's Gotta Give" chronicles the relationship between an older womanizer and the mother of one of his conquests. The movie's title and the relationship that forms its plot--bumpy and mismatched--might also describe the...

Archcom Technology, Inc.(Design and Test)(Brief Article)
September 1, 2004... 1335 W. Foothill Blvd, Azusa, CA 91702 PH: 626-969-0681, FX: 626-969-7699, EMAIL: sales@archcomtech.com, WEB: www.archcomtech.com Archcom offers 10GbpsTOSA/ROSA and miniDil packages, 1310nm and 1550nm FP and DFB laser modules for CW and...

JDS Uniphase.(Design and Test)(Brief Article)
September 1, 2004... 1768 Automation Parkway, San Jose, CA 95131 PH: 408 546-5000, FX: 408 546-4300, WEB: www.jdsuniphase.com Designs, develops, manufactures, and distributes a range of products for the fiber-optic communications market. Products are deployed...

OCP.(Design and Test)(Brief Article)
September 1, 2004... 6101 Variel Avenue Woodland Hills, CA 91367 818-251 7100 tel 818-251 7111 fax sales@ocp-inc.com www.ocp-inc.com OCP designs, manufactures, and markets fiber-optic components and sub systems to the metro, enterprise,...

Newport Corp.(Design and Test)(Brief Article)
September 1, 2004... 1791 Deere Ave, Irvine, CA 92606 PH: 888-222-6440, FX: 949-253-1800, EMAIL: sales@newport.com, WEB: www.newport.com Newport is the leading supplier of Photonic Assembly and Test equipment to the R&D, Aerospace, and Fiber-Optic...

Prior Scientific, Inc.(Design and Test)(Brief Article)
September 1, 2004... 80 Reservoir Park Drive,, Rockland, MA 02370 PH: 781-878-8442, FX: 781-878-8736, EMAIL: info@prior.com, WEB: www.prior.com Prior Scientific, Inc., designs and manufactures a full line of fiber optic microscopy inspection equipment,...

Vitex, LLC.(Manufacturer)
September 1, 2004... 433 Hackensack Ave., 8th Floor, Hackensack, NJ 07601 PH: 201-343-5331, FX: 201-343-5301, EMAIL: sales@vitextech.com, WEB: www.vitextech.com Main products include: (1) SFF, SFP and SC duplex transceivers for OC-3/12/48 and Gigabit Ethernet....

Speer Fiber Optics, Inc.(Distributors)(Brief Article)
September 1, 2004... 390 Amwell Road, Suite 310, Hillsborough, NJ 08844 PH: 908 359 1173, FAX: 908 359 8305, EMAIL: sales@speerfiberoptics.com, WEB: www.speerfiberoptics.com Distributor of CLETOP connector cleaning tools, Portable and Handheld inspection...

INO.(Fiber)(Brief Article)
September 1, 2004... INO, 2740 Einstein Street, Sainte Foy, G1P 4S4 Quebec Canada, PH: 418-657-7006, FX: 418-657-7009, EMAIL: info@ino.ca, WEB: wvwv.ino.ca INO, an international leader in optics and photonics research & development, also manufactures a wide...

Electro Rent Corporation.(Component/Subsystems)(Brief Article)
September 1, 2004... 6060 Sepulveda Blvd., Van Nuys, California 91411-2512 PH: 800-688-1111, FX: 818-374-7399, WEB: www.electrorent.com Used Test Equipment for Sale 120-Day Warranty 5 Day Acceptance Period Anritsu MP1570A/P2 Portable SONET...

SENKO Advanced Components, Inc.(Component/Subsystems)(Brief Article)
September 1, 2004... 225 Cedar Hill Street, Marlboro, MA 01752 PH: Toll Free: 1-888-32 SENKO Or 21-508-481 9999 (N.A. East) or 1-858-623-3300 (NA. West) Or +55 (0) 11 3818-0975 (South America) Fax: 1-508-481-7676 (N.A. East) or 1-858-623 3303 (N.A. West) Or...

Switch fabrics to hit $1.5 billion in 2008.(Market Watch)(Brief Article)
September 1, 2004... The worldwide market for electronic-and optical-switch-fabric products will grow from $951 million this year to $1.5 billion in 2008, reveals a new report from CIR (Charlottesville, VA). With enterprise spending driving the market forward,...

Dramatic upsurge seen for multifiber transmit links.(Market Watch)(multifiber transmit-link components)(Brief Article)
September 1, 2004... Global consumption of multifiber transmit-link components is expected to grow dramatically from its $53.4-million mark in 2003 to $407 million by 2008, contends a new report from ElectroniCast (San Mateo, CA). "Growth will be most rapid...

Survey tracks Ethernet's migration to the WAN.(Market Watch)(Brief Article)
September 1, 2004... The use of Ethernet beyond the LAN environment, initially dubbed "metro Ethernet," is gaining acceptance as a wide-area solution, details a new survey by the Yankee Group (Boston), which reports that 49% of respondents accessing Ethernet...