SAN JOSE, Calif., March 2 -- Worldwide optical network hardware revenue was up 16 percent in the fourth quarter of 2003, but down 15 percent for the year at $8.4 billion, while passive optical network (PON) revenue surged 240 percent from 2002 to 2003 to $182 million, according to Infonetics...Read full articleRelated content from Photonics MediaARTICLESGaining Nanoscale Control over Quantum SystemsScientists at Oak Ridge National Laboratory (ORNL) and Vanderbilt University have developed methods to help control the leaky, dissipative behavior inherent in quantum systems and materials. To do...Photonics Spectra July 2018 IssuePhotoacoustic Approach Uses Lasers to Send MessagesResearchers from the Massachusetts Institute of Technology’s Lincoln Laboratory have demonstrated two laser-based methods to transmit various audio tones and recorded speech at a conversational...Photonics.com 1/25/2019Sycamore vs. Summit: Google Claims Quantum SupremacyA research team that includes scientists from Google AI Quantum; NASA Ames Research Center; University of California, Santa Barbara; Oak Ridge National Laboratory; and other institutions in the U.S....Photonics Spectra December 2019 IssueBrixon Licenses Sensor Technology From ORNLBrixon Inc. has exclusively licensed a multiparameter sensor technology from the U.S. Department of Energy’s Oak Ridge National Laboratory (ORNL). The inventors of the integrated sensor...Photonics Spectra December 2018 IssuePRODUCTSPower Over Ethernet SwitchThe PDS-408G Power Over Ethernet (PoE) switch from Microchip Technology Inc. is a 480-W, fanless device compatible with all PoE lighting devices and designed for smart buildings with enterprise...Photonics.com 6/12/2019Data Center Subsystem PlatformThe Bi-Directional Optical Line Subsystem (Bi-Di OLS) platform for data center interconnects from II-VI Inc. is optimized for direct-detect dense wavelength division multiplexing (DWDM) transceivers....Photonics Spectra September 2018 IssueLithography SystemThe Quantum X two-photon grayscale lithography system from Nanoscribe GmbH targets modern industrial microfabrication needs. The device is developed for ultra-accurate and free-form...Photonics Spectra October 2019 IssueIntelligent Lighting ComponentsA comprehensive portfolio of intelligent lighting components from Basler AG are designed for image processing systems and its ace U and L cameras equipped with the SLP direct communication feature....Photonics.com 4/29/2019PHOTONICS HANDBOOK ARTICLESFiber Optics: Understanding the Basics: Nothing has changed the world of communications as much as the development and implementation of optical fiber. This article provides the basic principles needed to work with this technology.Optical fibers are made from either glass or plastic. Most are roughly the diameter of a human hair, and they may be many miles long. Light is transmitted along the center of the fiber from one end...Photonics HandbookPolarization Mode Dispersion: Concepts and Measurement: The performance of high-speed, digital fiber optic communications systems depends upon how reliably the receiver is able to distinguish closely spaced bits of information. Dispersive effects — physical mechanisms that broaden transmitted pulses — degrade this process.There are three fundamentally different dispersive phenomena in optical fiber, of which polarization mode dispersion (PMD) is the most complex. In digital multimode fiber systems, a light pulse...Photonics HandbookDiamond Machining: Ultraprecision Machine TechnologyUltraprecision machining can be defined in general terms as the removal of material from a substrate utilizing a machine tool that operates at a resolution of 10 nm (0.4 μin.) or less. The...Photonics HandbookOTDRs: Finding the Weak Spots in Fiber Links: The optical time-domain reflectometer (OTDR) is used to characterize a fiber optic span. It performs single-ended tests and can calculate fiber attenuation and uniformity and splice and connector losses. It can also locate breaks and determine fiber length. Its ability to locate and measure reflectance and loss makes it the troubleshooting and fault locating equipment of choice. New generation OTDRs include advanced functions such as macrobend location, active-fiber testing and automatic trace acquisition.An optical time-domain reflectometer sends short pulses of light into a fiber and measures its reflections as a function of time. The delay of these reflections to the detector as well as their...Photonics HandbookWHITEPAPERSElectrical-to-Optical and Optical-to-Electrical Converter MeasurementsAs fiber and free-space optical communication bandwidths increase, the need for very high speed optical modulators and detectors has also increased. The frequency response characterization of these...Photonics.com 2/8/2018WEBINARSNovel IR Sensors for Medicine, Industry, and Homeland SecurityThis is a free webinar presented by Photonics Media. Sponsored by: DRS Technologies Our speaker: Dr. Hooman Mohseni Associate Professor, Electrical Engineering and Computer Science...Photonics.com 4/19/2012Compact Metadevices for Flat Optical ComponentsInverse-design is a new paradigm that enables engineers to tap into vast parameter space for designing novel photonic and optical devices, including compact metadevices. Inverse-design approaches can...Photonics.com 11/7/2018CMOS-Integrated Nanophotonics Technologies for Short-Reach Communications LinksJoin us for a FREE webinar! CMOS-integrated nanophotonics (CINP) has the potential to bring traditional semiconductor industry efficiency and low-cost manufacturing to single-mode, short-reach...Photonics.com 1/28/2016Fused Silica Selection: Solutions for Price vs. PerformanceFused silica is a key material in a multitude of optical applications, including high-power laser systems, spectroscopic instrumentation, astronomy and telecommunications. In this webinar, presented...Photonics.com 4/4/2018PHOTONICS DICTIONARY TERMSoptical communicationsThe transmission and reception of information by optical devices and sensors.EDU.photonics.com 3/14/2016Digital Imaging and Communications in MedicineDigital Imaging and Communications in Medicine (DICOM) is an international standard for medical imaging created by both the National Electrical Manufacturers Association (NEMA) and the American...EDU.photonics.com 1/26/2017duplexIn data communications, the simultaneous operation of a circuit in both directions is known as full duplex; if only one transmitter can send at a time, the system is called half duplex.EDU.photonics.com 9/8/2009dispersion-shifted fiber (DSF)A type of single-mode optical fiber used in high-bit-rate, long-distance telecommunications systems. The silica-clad fiber has a segmented core that lowers the slope of the dispersion curve at 1550...EDU.photonics.com 5/19/2017MEDIAPIC Fundamentals, Design at Heart of AIM Photonics Summer AcademyStudents from large and small size companies and bigger Department of Defense affiliates of the AIM Photonics Institute took part in the recent AIM Photonics Summer Academy at MIT. This was the third...Photonics.com 7/30/2018Fundamentally Different Photonics - LIGHT MATTERS 03.2018On this month's episode of Light Matters, we take you to the South by Southwest (SXSW) Trade Show in Austin, Texas, as new photonics innovations hit the show floor of the Austin Convention Center....Photonics.com 3/29/2018Photonics on the Showroom Floor and in the Lab - LIGHT MATTERS 02.2018On this month's episode of Light Matters, we take you on a brief tour of the Higgins Laboratories at Worcester Polytechnic Institute (WPI). Quinsigamond Community College and WPI received a $4M grant...Photonics.com 2/21/2018Light Matters Extra: Weird and Strange: Quantum Photonics - 03.2018In this month's Light Matters Extra, we take you to the Quantum Photonics Laboratory at MIT run by Dr. Dirk Englund. Dr. Englund's group, the Quantum Photonics Group, is made up of postdocs and...Photonics.com 3/29/2018PHOTONICS BUYERS' GUIDE CATEGORIESPhotonics Crystal Fiber Optic FibersNd:YAG LasersInGaAs LasersMultipole Fiber Optic ConnectorsCOMPANIESTeraXion Inc.TeraXion is a leader in the manufacturing of innovative photonic components that incorporate fiber Bragg gratings, low noise lasers and integrated photonics. FBGs have been the cornerstone of our...Photonics Buyers' GuideFISBA AGFISBA is a worldwide leading supplier of customized optical components, systems and microsystems. From simple lenses to complex assembly lines, we offer optical solutions to meet your most...Photonics Buyers' GuideMicro Laser Systems Inc.We are a manufacturer of Diffraction Limited Fiber Coupled Laser Systems, Optical Systems, and Fiber Optic Systems from 240 nm to 6000 nm. Unique products include various sizes of Fiber Collimators,...Photonics Buyers' GuideSynopsys Inc., Optical Solutions GroupSynopsys' Optical Solutions Group is one of the world's leading developers of optical design and analysis tools, with CODE V imaging design software, LightTools illumination design software,...Photonics Buyers' Guide