Lightwave articles from December 2007

Lightwave archives from December 2007

Taking the guesswork out of PMD tolerance testing.(APPLICATIONS)(polarization mode dispersion)
December 1, 2007... The dynamic nature of polarization mode dispersion (PMD) makes system tolerance measurement and evaluation of systems and transponders particularly difficult. Simply defined, PMD occurs when different polarizations of the light signal travel at...

FTTXcellence Award winner prepares for the future.(INDUSTRY)(Awards list)
December 1, 2007... Ron Troyer, plant manager at Union Communications in Farmington, NH, and recipient of the 2007 FTTXcellence Award, has spent the last 27 years in the military. Not surprisingly, his stint on active duty and his current role as a school sergeant...

The road to SFP+: examining module and system architectures.(TECHNOLOGY)
December 1, 2007... SFP+ is the latest pluggable optical module form factor for use in 10-Gbit/sec Ethernet and 8.5-Gbit/sec Fibre Channel systems. The objectives of this new form factor are to increase density through its smaller footprint and provide a low-cost...

Verizon (www.verizon.com) has announced a pair of high-speed milestones.(HOTPICK)
December 1, 2007... Verizon (www.verizon.com) has announced a pair of high-speed milestones. First, Verizon Business (www.verizonbusiness.com) has inaugurated 40-Gbit/sec (OC-768) circuits between Juniper Networks (www.juniper.net) backbone routers in Washington,...

The U.S. Department of Energy's (DOE) Energy Sciences Network (www.es.net) and Internet2 (www.internet2.edu) have completed five interconnected rings, each consisting of one or more 10-Gbit/sec paths, that form a coast-to-coast network that is the backbone of DOE's next-generation scientific network.(north america)(Brief article)
December 1, 2007... The U.S. Department of Energy's (DOE) Energy Sciences Network (www.es.net) and Internet2 (www.internet2.edu) have completed five interconnected rings, each consisting of one or more 10-Gbit/sec paths, that form a coast-to-coast network that is...

CyOptics Inc. (www.cyoptics.com), developer of indium phosphide (InP) optical chip and component technologies, has acquired Inplane Photonics (www.inplane.com), manufacturer of planar lightwave circuits for optical networks in telecommunications and defense applications.(north america)
December 1, 2007... CyOptics Inc. (www.cyoptics.com), developer of indium phosphide (InP) optical chip and component technologies, has acquired Inplane Photonics (www.inplane.com), manufacturer of planar lightwave circuits for optical networks in...

FiberNet Telecom Group Inc.(north america)
December 1, 2007... FiberNet Telecom Group Inc. (www.ftgx.com), a provider of complex interconnection services, has deployed a transcontinental network connecting its metropolitan networks in New York/New Jersey and Los Angeles. The provider's customers can...

Canon USA Inc.(north america)
December 1, 2007... Canon USA Inc. (www.usa.canon.com) says that its Canobeam DT-130 Free Space Optics (FSO) Transceiver has been deployed by Nice Shoes, a New York commercial post-production firm, to link four office locations in Manhattan. After a site survey,...

Danaher Corp. (www.danaher.com) and Tektronix Inc. (www.tektronix.com) have reached a definitive agreement under which Danaher will make a cash tender offer to acquire all outstanding common shares of Tektronix for $38.00 per share.(HOTPICK)
December 1, 2007... Danaher Corp. (www.danaher.com) and Tektronix Inc. (www.tektronix.com) have reached a definitive agreement under which Danaher will make a cash tender offer to acquire all outstanding common shares of Tektronix for $38.00 per share. The...

Verizon Business.(emea)
December 1, 2007... Verizon Business (www.verizonbusiness.com) says it will begin an aggressive roll-out of its next-generation optical transport network in Europe. The first phase will include ultralong-haul (ULH) equipment deployed on the core backbone network...

Alloptic.(emea)
December 1, 2007... Global investment house Arcapita will deploy Alloptic's (www.alloptic.com) GEPON equipment as the enterprise communications infrastructure within its new corporate headquarters. The facility, scheduled for completion in 2009, is being...

Polatis.(emea)(Brief article)
December 1, 2007... The particle physics group at the University College London has chosen a Polatis (www.polatis.com) all-optical switch for a data acquisition system test bed, targeting data collection from a detector at the International Linear Collider...

Alcatel-Lucent has announced an agreement with BELNET (www.belnet.be) to roll out a new, highly flexible optical-data network and services to link 160 national research and education institutions throughout Belgium.(emea)
December 1, 2007... Alcatel-Lucent has announced an agreement with BELNET (www.belnet.be) to roll out a new, highly flexible optical-data network and services to link 160 national research and education institutions throughout Belgium. The BELNET network will...

Serbia Broadband (SBB; www.sbb.co.yu), the largest cable operator in Serbia, has selected Transmode (www.transmode.com) to supply equipment for its metro and regional backbone networks.(emea)
December 1, 2007... Serbia Broadband (SBB; www.sbb.co.yu), the largest cable operator in Serbia, has selected Transmode (www.transmode. com) to supply equipment for its metro and regional backbone networks. SBB is deploying the Transmode TM-Series optical...

MC-link (www.mclink.it), a multiregional operator headquartered in Rome, Italy, has selected Zhone Technologies Inc. (www.zhone.com) as its equipment provider for applications ranging from network access to optical transport.(emea)
December 1, 2007... MC-link (www.mclink.it), a multiregional operator headquartered in Rome, Italy, has selected Zhone Technologies Inc. (www.zhone.com) as its equipment provider for applications ranging from network access to optical transport. In addition to...

TEO LT AB.(emea)
December 1, 2007... TEO LT AB (www.teo.lt), Lithuania's incumbent integrated telecommunication, IT, and TV services provider, says it has completed the installation of a "new-generation network" that will enable it to provide higher-quality services to customers...

Sterlite Technologies Ltd.(asia)
December 1, 2007... Sterlite Technologies Ltd. (www.sterlitetechnologies. com) says it will double its annual optical fiber manufacturing capacity to 12 million km from its current capacity of 6 million km. This expansion at the company's existing facilities at...

ECI Telecom.(asia)(Brief article)
December 1, 2007... Henan Power, China's fifth-largest power utility, has selected ECI Telecom (www. ecitele.com) to expand its optical transmission network. The new network will provide greater communication capacity to Henan Power's plants throughout the...

Ignis Photonyx (www.ignis.com), a 100% owned subsidiary of Ignis ASA, has signed a letter of intent (LOI) with Chinese optical component supplier Accelink Technologies Co. Ltd.(asia)(Brief article)
December 1, 2007... Ignis Photonyx (www.ignis.com), a 100% owned subsidiary of Ignis ASA, has signed a letter of intent (LOI) with Chinese optical component supplier Accelink Technologies Co. Ltd. (www.accelink.com), covering "significant deliveries" of athermal...

Is GPON the access technology for the next few decades?(www.lightwaveonline.com)(Gigabit passive optical network)(Brief article)
December 1, 2007... GPON dwarfs most other access technologies, including the as-yet-undeployed cable lifesaver, DOCSIS 3.0, in terms of bandwidth deliverable to the subscriber. And GPON economics, both capital and operational, are vastly superior to almost any...

Best practices for deploying FTTH in Europe.(www.lightwaveonline.com)(fiber to the home)(Brief article)
December 1, 2007... Europe's copper-based transmission technology in the access network has almost reached the limits of its capacity, and FTTH is the logical route forward to serve growing bandwidth demands. Nevertheless, the build-out of FTTH infrastructure...

Measuring jitter accurately.(www.lightwaveonline.com)
December 1, 2007... There are three common methods of measuring jitter: inter-arrival time method, capture and post-process method, and the true, real-time jitter measurement method. This article will examine the advantages and limitations of the three measurement...

Migration to GPON: practical considerations from the central office to the outside plant.(www.lightwaveonline.com)(Brief article)
December 1, 2007... There are plenty of options to consider when selecting an FTTP architecture that will enable the easy migration to next-generation demands. This is particularly true of the passive optical network (PON) portion of the network. Practical...

Wait till next year.(Editorial)(Column)
December 1, 2007... I used this space in February to proclaim 2007 the Year of Making Money. Given the increasing health of the optical communications market, it seemed time for companies in the optical communications space to either put up or shut up--turn a...

Optical technology evolves for Carrier Ethernet.(Technology: Advances in research, development, engineering, and standards)
December 1, 2007... Investment in optical network systems is shifting from SONET/SDH to Ethernet over WDM. Ethernet over WDM is now the preferred approach for scaling transport networks for emerging applications such as Carrier Ethernet and triple play. To...

End-to-end Ethernet testing matures.(TECH TRENDS)
December 1, 2007... As you might expect from a predominantly LAN-based technology that has migrated into the WAN, Ethernet has suffered from a relative lack of standardization when it comes to test approaches in carrier networks. Until recently, vendors and...

High-density LC adapters.(COMPONENTS)(Brief article)
December 1, 2007... Y-connect's family of singlemode and multimode high-density LC adapter products is available with a patent-pending, modularized multiport dust shutter. This product provides easy-to-use dust protection as well as eye protection for Class III A...

Carrier-class clock synchronization device.(COMPONENTS)
December 1, 2007... The DS3104 is the industry's first timing IC to provide full carrier-class clock synchronization for new Synchronous Ethernet (SyncE) line cards and mixed SONET/SDH/ SyncE line cards. Applications also include subsystems in a variety of...

Polatis hopes to latch onto carrier switch market.(PRODUCT PROFILE)
December 1, 2007... The use of optical switches in test environments has increased over the last several years, particularly in lab applications. Carriers also can benefit from using optical switches for network monitoring and characterization, but require a high...

Keyed fiber LC connectors.(COMPONENTS)
December 1, 2007... Uniprise keyed fiber LC connectors and adapters include special molded features on the plug and color-coded keys in the adapter to reduce the chance of unauthorized connections. For a connection to be possible, the plug adapter colors must...

High-speed APD receiver.(COMPONENTS)(avalanche photodiode)(Brief article)
December 1, 2007... The G8931-04 indium gallium arsenide (InGaAs) avalanche photodiode (APD) receiver offers higher sensitivity than conventional InGaAs PIN photodiodes. Combining high speed (typically 4 GHz) and with high sensitivity, the receiver is suited for...

DSP inline polarimeter.(TEST EQUIPMENT)
December 1, 2007... DSP technology allows the POD-101D polarimeter to achieve high speed and high accuracy, as well as reducing cost (competitive products may cost approximately 30% to 100% more than the POD-101D). No taps or couplers are required for inline...

Fiber-optic field simulator.(TEST EQUIPMENT)
December 1, 2007... The M2 Fiber Lab 3200 is a field simulation test instrument that houses four spools of fiber and lets users easily connect them in series with short patch cords via industry standard connectors. Holding up to 100 km of fiber, it can be used to...

Outside plant optical distribution cabinet.(INSTALLATION)(Brief article)
December 1, 2007... The Telect 96-home optical distribution cabinet, a compact enclosure that houses patch and splitter capabilities, is engineered for FTTH delivery in smaller neighborhoods (up to 96 homes). The cabinet's compact footprint minimizes the impact on...

Compact display for fiber inspection.(INSTALLATION)(Brief article)
December 1, 2007... Used with Westover's probe microscope, the HD3 is a compact, portable, and efficient display for viewing and inspecting fiber connector endfaces. For technicians in the field or on the go, it features a precision 1.8-inch TFT-LCD screen...

Microprocessor-controlled curing oven.(DESIGN & MANUFACTURING)(Brief article)
December 1, 2007... The LXH 7000 is a PID microprocessor-controlled heating oven of all stainless-steel construction, with a maximum capacity of 48 connectors in multiple block configurations accommodating SC, LC, FC, and ST connectors. Custom machining for any...

Research networks revive interest in circuit switching.(CASE BY CASE)
December 1, 2007... Supercomputer users at the Department of Energy (DOE) need to move super-sized files, but shared-infrastructure TCP/IP-based networks are unable to handle the bandwidth overload. Dedicated circuits, by contrast, provide dedicated bandwidth and...

FTTH Council ponders factors behind optical access acceptance.(ANALYST CORNER)(fibre to the home)
December 1, 2007... This past July, the three FTTH Councils (one each for the North American, European, and Asian markets) jointly released a study that detailed the 11 markets around the world in which FTTH penetration had exceeded 1% of households. The...

Global equipment market to exceed $109.9b in 2011.(MARKET WATCH)(Industry overview)(Brief article)
December 1, 2007... The worldwide market for telecom infrastructure equipment will exceed $109.9 billion in 2011, increasing at a five-year compound annual growth rate (CAGR) of 4.2%, reveals new research from IDC (www.idc.com). Network equipment sales to service...

Metro Ethernet equipment to nearly double by 2010.(MARKET WATCH)
December 1, 2007... Worldwide sales of metro Ethernet equipment are forecast to nearly double between 2006 and 2010, when they will reach $18.8 billion, according to "Metro Ethernet Equipment," a new report from Infonetics Research (www.infonetics.com). ...

FTTX, ROADMs drive fiber-optic test equipment growth.(MARKET WATCH)
December 1, 2007... The global fiber-optic test equipment (FOTE) market registered revenues of $586.1 million in 2006, up 4.4% over the previous year, reports market research firm Frost & Sullivan (www.frost.com) in its study "World Fiber Optic Test Equipment...