Lightwave articles from March 2007

Lightwave archives from March 2007

Bulk grating technology does the splits.(APPLICATIONS)
March 1, 2007... Today most people consider optics in telecommunications the way they used to consider electronics: You have cables that you can splice, that you can connect to boards on which optical chips based on planar lightwave circuits (PLCs) perform...

Component vendors weigh tunable pluggable challenge.(TECHNOLOGY)
March 1, 2007... Today, tunability is available in the 300-pin multisource agreement (MSA) transponder and is used mostly for sparing and inventory management in long-haul and ultralong-haul DWDM applications. Small-form-factor pluggables (SFPs), by contrast,...

Carrier choices will define wireless backhaul opportunity.(INDUSTRY)
March 1, 2007... Much like the wireline space, wireless networks may require something of an overhaul to efficiently support the delivery of voice, video, and data services to a rapidly growing customer base. Again as in the wired market, several system...

Ericsson.(HOTPICK)
March 1, 2007... Ericsson (www.ericsson.com) has acquired Santa Clara, CA-based Entrisphere (www.entrisphere.com), a developer of GPON equipment. Financial terms were not disclosed.

Infinera (www.infinera.com) has acquired Little Optics for its expertise in planar light-wave circuits.(north america)
March 1, 2007... Infinera (www.infinera.com) has acquired Little Optics for its expertise in planar light-wave circuits. Infinera plans to use the assets for further development of its Digital Optical Networking architecture.

The Physical Link Layer Working Group of the Optical Internetworking Forum (OIF; www. oif.org) will evaluate "alternative" modulation formats to help the ITU Telecommunication Standardization Sector (ITU-T) develop a 10-km interface specification for 40-Gbit/sec transmission.(north america)
March 1, 2007... The Physical Link Layer Working Group of the Optical Internetworking Forum (OIF; www. oif.org) will evaluate "alternative" modulation formats to help the ITU Telecommunication Standardization Sector (ITU-T) develop a 10-km interface...

Fujitsu Network Communications Inc. (http://us.fujitsu.com/telecom) says that its product-agnostic Network Life Cycle Services are available to members of Internet2.(north america)
March 1, 2007... Fujitsu Network Communications Inc. (http://us.fujitsu.com/telecom) says that its product-agnostic Network Life Cycle Services are available to members of Internet2, a consortium of educational institutions and government agencies, through a...

MRV Communications Inc. (www.mrv.com) has entered into a definitive agreement to acquire Fiberxon Inc. (www.fiberxon.com), a supplier of transceivers for metro, access, and PON applications.(north america)
March 1, 2007... MRV Communications Inc. (www.mrv.com) has entered into a definitive agreement to acquire Fiberxon Inc. (www.fiberxon.com), a supplier of transceivers for metro, access, and PON applications. MRV will pay approximately $131 million in a...

Avo Photonics.(north america)
March 1, 2007... Avo Photonics (www.avophotonics.com), a specialist in optical and RF packaging, recently expanded its volume production manufacturing operations. The company significantly upgraded its manufacturing equipment to better satisfy high-volume,...

Access/On Multimedia, which operates a 1,200-mi fiberoptic network for 13 rural LECs (RLECs) serving customers across North Carolina, has deployed the Traverse Multiservice Transport Switch from Turin Networks Inc.(north america)
March 1, 2007... Access/On Multimedia, which operates a 1,200-mi fiberoptic network for 13 rural LECs (RLECs) serving customers across North Carolina, has deployed the Traverse Multiservice Transport Switch from Turin Networks Inc. (www.turin networks.corn) to...

Alcatel-Lucent (www.alcatel-lucent.com) has successfully deployed a multiservice transport network for T-Mobile Czech Republic, a mobile operator in the Czech Republic.(emea)
March 1, 2007... Alcatel-Lucent (www.alcatel-lucent.com) has successfully deployed a multiservice transport network for T-Mobile Czech Republic, a mobile operator in the Czech Republic. The deployment is part of the operator's IP network transformation plan to...

@Home, with 1.8 million subscribers in the Netherlands, is delivering its @Work brand of high-speed business-to-business services over a Cisco Systems (www.cisco.com) IP Next-Generation Network.(emea)
March 1, 2007... @Home, with 1.8 million subscribers in the Netherlands, is delivering its @Work brand of high-speed business-to-business services over a Cisco Systems (www.cisco.com) IP Next-Generation Network. @Home says it will bring fiber connections...

EPON systems vendor Alloptic Inc. (www.alloptic.com) has won a contract from 2Connect, a service provider in Bahrain.(emea)
March 1, 2007... EPON systems vendor Alloptic Inc. (www.alloptic.com) has won a contract from 2Connect, a service provider in Bahrain. The company has also inked a deal with Business Communications Service, WLL, under which it will provide sales, design,...

French Internet service provider Ecritel has selected the Ekinops (www. ekinops.net) optical transport platform for deployment in its fiber-optic network in the Paris area.(emea)
March 1, 2007... French Internet service provider Ecritel has selected the Ekinops (www. ekinops.net) optical transport platform for deployment in its fiber-optic network in the Paris area. The Ekinops equipment includes the PMIO08 that uses TDM to aggregate...

Rostelecom.(emea)
March 1, 2007... Rostelecom (www.rostelecom.ru/en), Russia's national long-distance telecom operator, has launched a high-speed digital line between Skovorodino, Aldan, and Yakutsk. The new line was introduced due to the growing demand for telecom services from...

AT&T Inc.(emea)
March 1, 2007... AT&T Inc. (www.att.com) has broken ground on a fiber-based technology infrastructure that it says will deliver high-quality services, superior reliability, and significant data capacity to future tenants of the DuPage National Technology Park....

Alcatel-Lucent has signed a series of contracts with Globacom, Nigeria's second national operator, to deploy nationwide fixed and mobile networks as well as next-generation IP/MPLS and optical network equipment.(emea)
March 1, 2007... Alcatel-Lucent has signed a series of contracts with Globacom, Nigeria's second national operator, to deploy nationwide fixed and mobile networks as well as next-generation IP/MPLS and optical network equipment. The project will enable Globacom...

Global Crossing has been awarded a contract to help Belgacom International Carrier Services (Belgacom ICS) consolidate and upgrade its pan-European network.(emea)
March 1, 2007... Global Crossing has been awarded a contract to help Belgacom International Carrier Services (Belgacom ICS) consolidate and upgrade its pan-European network. Global Crossing will support the consolidation of Belgacom ICS's existing...

Xtera Communications (www.xtera.com), supplier of all-Raman optical transport systems, says that Faroese Telecom (www.ft.fo) has selected Xtera to supply and deploy the transmission equipment for the SHEFA-2 submarine cable system, which provides connectivity between the Faroe Islands, Shetland, Orkney, and Scotland.(emea)
March 1, 2007... Xtera Communications (www.xtera. corn), supplier of all-Raman optical transport systems, says that Faroese Telecom (www.ft.fo) has selected Xtera to supply and deploy the transmission equipment for the SHEFA-2 submarine cable system, which...

Korea Telecom (www.koreatelecom.com) has launched a new deployment of DWDM PON technology from Novera Optics (www.noveraoptics.com) with advanced operation, administration, and maintenance (OAM) features.(asia)
March 1, 2007... Korea Telecom (www.koreatelecom. corn) has launched a new deployment of DWDM PON technology from Novera Optics (www.noveraoptics.com) with advanced operation, administration, and maintenance (OAM) features. The new deployment will support Korea...

UTStarcom Inc. (www.utstarcom.com) has received a three-year contract through its partnership with AKSH Optifibre Ltd. to deploy its RollingStream end-to-end IPTV offering with Mahanagar Telephone Nigam Ltd. (MTNL) in India.(asia)
March 1, 2007... UTStarcom Inc. (www.utstarcom.com) has received a three-year contract through its partnership with AKSH Optifibre Ltd. to deploy its RollingStream end-to-end IPTV offering with Mahanagar Telephone Nigam Ltd. (MTNL) in India. The contract...

Fabrinet.(asia)
March 1, 2007... Global manufacturing services provider Fabrinet (www.fabrinet.com) has announced that its latest factory, completed in November 2005, is near capacity and that it held a foundation-laying ceremony for a new factory in its Pinehurst campus...

Things to do and see at OFC/NFOEC.(Optical Fiber Communication Conference & Exposition and the National Fiber Optic Engineers Conference)(Editorial)
March 1, 2007... There's no one way to work a trade show, particularly one as large as OFC/NFOEC. Certainly, you can't talk to everyone and attend every conference session of potential interest--there are too many of each. You could just wander around and see...

Optical tunable dispersion compensation aids 40G.(Focus on)
March 1, 2007... Over the last 2 years, we have seen a number of public announcements regarding commercial deployments of 40-Gbit/sec systems in Europe and the US. Most Tier 1 carriers are currently looking at 40 Gbits/sec, and even higher speeds such as 100...

AWGs, TFFs find market niches.(TECH TRENDS)
March 1, 2007... Much like the overall optical communications industry, the WDM filter market has experienced highs and lows since the first components were deployed in systems in 1996. Thin-film filters (TFFs) appeared first but, at various points over the...

Compact integrated low-loss passives benefit CWDM applications.(Focus on)
March 1, 2007... Due to increased demands in emerging applications such as voice/video/Internet triple-play and video-on-demand, CWDM technology is now recognized as a low-cost alternative to DWDM in metro edge and access markets supporting cable TV and FTTX...

Optical interface standards progress to publication.(International Electrotechnical Commission's SC86B/WG6 )
March 1, 2007... IEC SC86B/WG6 ("Standards and Specifications for Fibre Optic Interconnecting Devices and Related Components") has made considerable progress with the publication of several singlemode optical interface standards from the three-tier IEC 61755...

Meriton launches Carrier Ethernet Transport strategy.(PRODUCT PROFILE)
March 1, 2007... Meriton Networks (www.meriton.com) is the latest vendor to enter the Carrier Ethernet fray, though the company is quick to point out that its new strategy is based on Carrier Ethernet transport, not service delivery. As defined by Meriton,...

Bidirectional optical module with waveguide.(COMPONENTS)
March 1, 2007... A bidirectional, four-channel optical parallel transceiver utilizing a new 3D polymer optical waveguide has an optical integration platform that simplifies the device's structure and assembly. The low-cost, upgradeable transceiver features a...

Hermetic photodiodes.(COMPONENTS)
March 1, 2007... Hermetic photodiodes are designed to meet the rigid Telcordia damp heat requirements on the bare-die level. Such photodiodes allow receiver manufacturers to work with nonhermetic modules, which reduces packaging costs. Currently, the...

Compact multiplexer/demultiplexer module.(COMPONENTS)
March 1, 2007... The second generation of the Compact CWDM Mux and Demux module now features not only the smallest footprint for a CWDM product, but also the lowest insertion loss--as low as 1 dB for an eight-channel module. The module has simplified fiber...

Transceivers/CDR devices.(COMPONENTS)
March 1, 2007... The S4882 and S4886 continuous-rate transceiver and clock and data recovery (CDR) devices operate from 10 Mbits/sec to 4.25 Gbits/sec. Only a single reference clock is required for the entire operating range. Customers can choose from a 4-, 8-,...

Ethernet media access controller.(COMPONENTS)
March 1, 2007... Eagle is a triple-speed, multiport Ethernet media access controller (MAC) with multiprotocol classification, oversubscription, and rate policing support with embedded SerDes. The Eagle family consists of two devices, Eagle-24 (A2520) and...

Photodiode assemblies.(COMPONENTS)
March 1, 2007... Mini-Coaxial photodiodes are now available in fiber-pigtailed, 2.5-mm TO packages. Active areas from 30- to 500-[micro]m diameters can be accommodated. Single-pin (anode case) and two-pin configurations are offered. The devices are also...

Tunable optical dispersion compensator.(COMPONENTS)
March 1, 2007... Tunable optical dispersion compensator (TODC) modules are based on planar lightwave circuit construction and are designed to meet the transmission and dispersion bandwidth requirements for 10- and 40-Gbit systems. The targeted dispersion...

Ruggedized 'one-touch' splitter.(COMPONENTS)
March 1, 2007... A ruggedized splitter addresses environmental and human handling issues, providing fiber protection, management, and maintenance in an OSP environment, especially in FTTX deployments. The "One-Touch-Turn-Up" design reduces the risk of fiber...

DWDM SFP transceiver.(COMPONENTS)
March 1, 2007... The ATR-PxxL32C10 DWDM SFP transceiver is specifically designed for service providers deploying DWDM networking equipment in metropolitan access and core networks. The transceiver is RoHS compliant and lead-free per Directive 2002/95/EU. ...

OC-48 SFP transceivers.(COMPONENTS)
March 1, 2007... The AFCT-5745 and AFCT-594x series of OC-48 SFP transceivers are part of the METRAK family of metro/SONET products. The transceivers are applicable for SONET ADMs, multiservice edge platforms, xDSL applications, and metro switching. They...

GPON PHY application-specific integrated circuit.(COMPONENTS)
March 1, 2007... The BL2901 ASIC reduces costs by integrating the GPON optical network terminal (ONT) transceiver's functions of PMD and limiting amplifier control with diagnostic capabilities. The dual control loop optimizes the transmit signal across many...

USB media converter.(COMPONENTS)
March 1, 2007... An innovative fiber-optic converter transforms optical signals to USB signals via Ethernet protocol. The converter is bus-powered and requires no external power adapter or power cords. The AXUB/AXUF converter is plug-and-play and provides the...

4G Fibre Channel lasers.(COMPONENTS)
March 1, 2007... A new family of 4-Gbit/sec lasers from NEC Electronics Compound Semiconductor Devices Division (CSDD) are fabricated using Al oxidation-free all-selective metal-organic vapor-phase epitaxy without semiconductor etching. Originally developed for...

Photodiode for 75-to-110-GHz band.(COMPONENTS)
March 1, 2007... CIP is releasing a preliminary datasheet for its 100G-HS-PIN, a photodiode designed for operation in the 75-to-110-GHz frequency band, which is claimed to be the fastest commercial photodiode. It is available in a 1-mm connectorized module or...

SFP+ transceiver.(COMPONENTS)
March 1, 2007... Sumitomo/ExceLight has developed a new transceiver compliant to the 10GBase-LRM (Long Reach Multimode) standard and SFP+ multisource agreement (MSA). This design utilizes a newly developed TOSA that integrates a 1,310-nm Fabry-Perot laser diode...

GPON OLT transceiver.(COMPONENTS)
March 1, 2007... The GPON optical line terminal (OLT) transceiver supports asymmetry and data rates of 2.488 Gbits/sec downstream and 1.244 Gbits/sec upstream with SFF and SFP, working at 1,490-nm and 1,310-nm wavelengths, respectively. The transceiver includes...

Antireflection-coated ball lenses.(COMPONENTS)
March 1, 2007... IsoSphere antireflection (AR)-coated ball lenses for fiber-optics coupling are available in a variety of glass indexes and new larger sizes. Featuring very low insertion loss, the ball lenses are available with antireflection coatings with...

OLT transceivers.(COMPONENTS)
March 1, 2007... Two optical transceivers will be released for OLTs in GPON systems in SFP and SFF formats at the end of April. These products tolerate wide variations in the received burst optical power, operate in temperature ranges from -40[degrees] to...

GaAs PIN photodiode.(COMPONENTS)
March 1, 2007... The G10447-14 and G10447-54 are high-speed ROSA-package optical receivers that support 10-Gbit/sec data transfer in optical fiber communications at 830 to 870 nm. Key features include high sensitivity (minimum receivable sensitivity of -13.5...

Passive AWG DWDM modules.(COMPONENTS)
March 1, 2007... A series of DWDM multiplexing and demultiplexing modules is based on Si[O.sub.2]/Si planar technology and a unique athermal packaging design requiring no electrical power, software, or temperature control for a completely passive DWDM offering....

Anti-wiggle SC and LC receptacle.(COMPONENTS)
March 1, 2007... Anti-wiggle SC and LC receptacles are designed for 10GBase-LRM TOSAs. The patented stepped split sleeve provides improved performance of LC receptacles against "wiggle" and is now being applied to SC receptacles for LRM TOSAs. Optical isolators...

Fiber-collimating lens arrays.(COMPONENTS)
March 1, 2007... Customized fiber-collimating microlens arrays can be optimized for specific element dimensions, alignment marks, pitch, focal length, and throw distance; AuSn soldering pads are optional. The arrays feature low roughness and loss, 100%...

Multipurpose polarimeter.(COMPONENTS)
March 1, 2007... A small, lightweight, multipurpose polarimeter offers high-performance features such as fast response, low excess loss, small condition numbers, and low temperature/wavelength dependence. It can be used in state- and degree-of-polarization...

Pump laser module.(COMPONENTS)
March 1, 2007... The Mini-DIL pump LUO977M200 offers 200-mW operating power at a lower cost and in a reduced form factor compared to conventional pump packages. The module uses a small Mini-DIL package platform to operate over a temperature range of 0[degrees]...

120-km DWDM XFP transceiver.(COMPONENTS)
March 1, 2007... The XPD-MR-D12-xxCDA is a multirate DWDM XFP transceiver that achieves 120 km (2,400 psec/nm dispersion tolerance) with the use of integrated electronic dispersion compensation (EDC). The module is fully compliant to version 4.5 of the XFP MSA,...

Low-index polymer cladding material.(COMPONENTS)
March 1, 2007... The PC 414 low-index polymer cladding product has a numerical aperture (NA) of 0.34, midway between that of PC 400 and PC 430, and is softer than PC 430. Manufacturers of hard-clad silica fiber can now offer a fiber with a significantly larger...

Multipurpose XFP transceiver module.(COMPONENTS)
March 1, 2007... The XFP SR transceiver is a multipurpose optical transceiver module for 10-Gbit/sec data transmission applications at 850 nm. It is ideally suited for 10-Gigabit Ethernet datacom and storage area network applications based on the IEEE 802.3ae...

80-[micro]m ceramic ferrules.(COMPONENTS)
March 1, 2007... Ceramic ferrules are now available in an 80-[micro]m ID version; the ferrules come in various ODs, lengths, and other dimensions. Standard-size ceramic ferrules and sleeves are also offered. Custom configurations including vent holes,...

Fiber-optic EMI adapters.(COMPONENTS)
March 1, 2007... Limit electromagnetic interference (EMI) emissions and increase shielding effectiveness with optical EMI shielding adapters. SC adapters are available in simplex, LC adapters in duplex and quad, and MPO adapters in simplex and quad...

Low-loss singlemode fiber.(COMPONENTS)
March 1, 2007... AllWave FLEX singlemode fiber is claimed to be the first zero water peak G.652D fiber to offer optimized bend performance for FTTH, enterprise, or any application in which small bend diameters are encountered. The fiber maintains very low...

980-nm singlemode fiber.(COMPONENTS)
March 1, 2007... 980M is a high-performance, mid-NA fiber optimized for use by coupler manufacturers in the telecom industry. It features low, consistent splice and bend loss, and a design to minimize excess loss in the coupler. The fiber is produced with...

1:8 optical protection switch.(COMPONENTS)
March 1, 2007... The 1 for 8 optical protection switch features eight in [right arrow] out optical through paths and one protection path. Any of its eight inputs can be switched to the protection output. Designed for network link or equipment protection, it...

Machined fiber-optic assemblies.(COMPONENTS)
March 1, 2007... Applying LaserCleave micromachining technology to multifiber arrays (particularly in machining fibers in proximity to V-groove arrays) improves optical performance of the assembly and allows easier integration. The assemblies have been made...

Hybrid WDM/isolator.(COMPONENTS)
March 1, 2007... As a new member of the mini serial product line, the mini-hybrid WDM/isolator can be customized for combining a pump signal (915/940-nm multimode or 980/1,480-nm singlemode) with a 1,550- or 1,064-nm signal and a built-in isolator core. Both...

Single-fiber SFP transceiver.(COMPONENTS)
March 1, 2007... Offering multiple bit rates of 1/2 / 4 Gbits/sec, a single-fiber bidirectional SFP transceiver transmits up to 80 km. This serial transceiver provides a simple way to implement high-speed fiber-optic transmission by combining the transmit and...

Board-mountable transmitters and receivers.(COMPONENTS)
March 1, 2007... Board-mountable Fiber Optic Sugar Cubes transmitters and receivers come in a variety of wavelengths and fiber types. These devices are available in ST, SC, or FC packages; available wavelengths are 850, 1,310, or 1,550 nm with multiple options....

10GbE SFP+ transceiver.(COMPONENTS)
March 1, 2007... For 10GBase-SR and 10Gbase-SW applications, a 10-Gigabit Ethernet (10GbE) SFP+ transceiver features a proprietary 850-nm VCSEL coupled to an LC optical connector for high reliability. The transceiver is available as lead-free and RoHS compliant...

DWDM XFP optical transceivers.(COMPONENTS)
March 1, 2007... The XFP family includes a portfolio of modules featuring high output power and a range of dispersion tolerance levels reaching distances from 80 km to more than 200 km without dispersion compensation. Designed to tolerate chromatic dispersion...

Extended-reach TOSA.(COMPONENTS)
March 1, 2007... The PLANEX planar external-cavity laser TOSA enables transceivers and transponders to deliver telecom-grade performance with data-com economics. The product line includes cost-effective, directly modulated 1,550-nm devices with extended reach,...

Tunable DFB laser.(COMPONENTS)
March 1, 2007... The Precision Advantage AG-1 tunable DFB laser with Multi Variable Control System (MVCS) offers an effective linewidth between 5 and 10 kHz and frequency stability of [+ or -] 5 MHz for approximately two orders-of-magnitude improvement over...

Optical isolator.(COMPONENTS)
March 1, 2007... Precision isolators, featuring proprietary garnet films and rutile crystal elements, include both standard and custom package configurations such as free space, in-line, receptacle (TOSA/ROSA), and ultrasmall surface-mount versions. All...

Internal shuttered adapter.(COMPONENTS)
March 1, 2007... Internal shuttered offerings for SC adapters provide a cost-effective means of shielding potentially harmful light. This integrated, retractable shutter inside the adapter body is only actuated by inserting the SC connector into the adapter....

Linear photodiode array.(COMPONENTS)
March 1, 2007... Easy-to-use indium gallium arsenide (InGaAs) linear photodiode arrays are telecom-reliable and available in volume. The LD and LDB InGaAs arrays feature 256 and 512 elements on 25-[micro]m pixel pitch and a pixel height of 25 and 500 [micro]m,...

ONU system-on-chip.(COMPONENTS)
March 1, 2007... The TK3714 is claimed to be the first product to extend the performance of EPON beyond 1 Gbit/ sec. With dual-mode operation featuring autodetection capabilities, the system-on-chip (SoC) offers a seamless upgrade path for customers using the...

Dispersion compensation module.(COMPONENTS)
March 1, 2007... The ClearSpectrum-TDC tunable dispersion compensator delivers dynamic control over chromatic dispersion in the optical domain to help manage time-dependent dispersion effects in high-speed communications networks. This component enables DWDM...

High-density MPO cable assemblies.(COMPONENTS)
March 1, 2007... High-density MPO cable assemblies are available in 24-, 48-, and 72-fiber models. Typically, MPO connectors and cable assemblies have been available with 12 fibers. With the recent release of parallel optical transceivers, there has been an...

10G PIN-TIA receiver.(COMPONENTS)
March 1, 2007... The Xponent XP1-0093 is a 10-Gbit/sec PIN-TIA surface-mount MSA-compatible optical receiver. An attractive cost-performance ratio is achieved with Surface Mount Photonics, a suite of chip and package designs that enables high-volume, low-cost...

Wavelength-selective switch.(COMPONENTS)
March 1, 2007... Based on the WB-9000 family of wavelength blockers, the WSS-11000 wavelength-selective switch provides systems designers with a tool to create flexible, wavelength-agile optical networks that can be configured remotely. Whether used in 9x1 or...

Fiber distribution hub.(SYSTEMS)
March 1, 2007... OmniReach Fiber Distribution Hub FDH-3000 enclosures enable high OLT efficiency and physical layer access to fibers within the feeder and distribution network. This enclosure is designed to meet the distinct needs of diverse markets and...

CWDM ROADM and MSPP.(SYSTEMS)
March 1, 2007... The GigaEdge 8200 next-generation CWDM reconfigurable optical add/drop multiplexer (ROADM) and GigaEdge 2330's mini multi-service provisioning platform (MSPP) are multiprotocol systems for integrated transport of voice, video, and data. These...

Automated fiber management products.(SYSTEMS)
March 1, 2007... A family of family of remotely managed and fully automated fiber management (AFM) connectivity devices reduces the total cost of fiber network ownership. The flagship AFM-360 enables non-blocking switching of 180x180 fiber ports. Based on...

Network interface device.(SYSTEMS)
March 1, 2007... The iConverter 10/100M2 is a 10/100 UTP-to-fiber network interface device (NID) designed for FTTX metro Ethernet and enterprise edge applications. The NID provides intelligent demarcation, offering quality of service and rate limiting in...

CWDM transmission system.(SYSTEMS)
March 1, 2007... The LightEffector 4100 is the base model of a line of CWDM transmission equipment. The system offers a flexible line of transmission with up to 30-dB reach budget, in-band monitoring, redundant switching, and remote control. The systems are XFP...

Chirp pulse amplifier.(SUBSYSTEMS)
March 1, 2007... The OMx optical channel monitor (OCM) product family detects power, wavelength, and optical signal-to-noise ratio for channel spacing of 50 and 100 GHz, at data rates of 10 Gbits/sec, 40 Gbits/ sec, and mixed data rates. The OCMs can easily...

Optical channel monitor.(SUBSYSTEMS)
March 1, 2007... The IntelliGuard Thin Optical Channel Performance Monitor Series delivers precise measurements and powerful processing capabilities to DWDM/CWDM applications in an ultrathin 68x96x9.8 mm size. It features real-time, less than 1-msec raw data...

Wavelength-selective switch with OCM.(SUBSYSTEMS)
March 1, 2007... The WavePath wavelength-selective switch (WSS) with integrated OCM incorporates typically discrete functions into a single module: multiplexing/demultiplexing, hitless wavelength reconfiguration (allowing any incoming wavelengths to be...