What is a SONET?
| Synchronous Optical NETwork is a transmission system for high-speed digital traffic. It is a method for communicating digital information using lasers or LEDs over optical fiber. |
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| 2009-07-23 | PHYs enable end-to-end OTN PMC-Sierra Inc. has rolled out the PM5420 HyPHY 20G and PM5426 HyPHY 10G devices that enable convergence of high-bandwidth data, video and voice services over Optical Transport Network-based (OTN) Metro infrastructures. |
| 2009-03-25 | Mappers support EoPDH protocol over optical nets Maxim has launched the DS33M30/DS33M31/DS33M33 highly integrated EoS mapping devices. |
| 2008-08-28 | Overcome timing loops in synchronous optical networks Here's an in depth discussion on the behaviour of timing loops, conditions under which they occur, and how to prevent them from happening. |
| 2008-08-07 | Timing platform boosts IP backhaul networks Semtech has released the ACS9510 device that responds to the needs of carriers worldwide in 3G, 4G, LTE and WiMAX applications. |
| 2008-05-06 | Clock device supports SDH, SONET, Ethernet Clock device supports SDH, SONET, Ethernet |
| 2007-11-01 | ROADMs evolve to meet metro needs The metro core must be scalable and flexible, underpinned by a reliable and economical build-out. This article discusses the use of Reconfigurable Optical Add/Drop Multiplexers (ROADMs) in the metro core, their limitations and evolution. |
| 2007-07-23 | Maxim debuts dual DPLL line-card timing chip Maxim has unveiled what it claims as the industry's first chip that includes two DPLLs for bidirectional frequency conversion between Ethernet clock rates and SONET/SDH rates and complete support for all 1G, 10G and 100M Ethernet MII clock rates. |
| 2007-06-07 | Packet ONP supports 480G of SONET in only one third of a rack Packet ONP supports 480G of SONET in only one third of a rack |
| 2007-04-18 | SFP transceivers target OADMs, metro routers Avago Technologies has announced the addition of a line of single-mode SFP transceivers for long-reach SONET OC-48 to its METRAK family of SONET products. |
| 2007-01-24 | Innocor expands product line with 40-/43Gbps test modules Innocor has announced the addition of 40Gbps/43Gbps test capabilities to its TestPoint product line. |
| 2006-12-22 | PMC-Sierra develops 336-channel framer for wireless network evolution PMC-Sierra Inc. has announced the PM8310 TEMUX 336, the industry's most integrated and scalable framer solution for next generation voice, wireless and router platforms. |
| 2006-09-01 | Exar expands MPOS framer line Exar has added the XRT95L52 and XRT95L50 to its portfolio of universal OC-48/STM-16, Quad OC-12/STM-4 and OC-3/STM-1 MPOS framers. |
| 2006-07-18 | Tejas to focus on packet-aware optical transport products Tejas Networks is focusing on building on its next-generation SDH/SONET technology capabilities to move to packet-aware optical transport products. |
| 2006-06-07 | Dallas Semi announces timing-card-on-a-chip solution Dallas Semiconductor has introduced the DS3100, reportedly the only "timing-card-on-a-chip" solution for SONET/SDH synchronization. |
| 2006-04-21 | Centillium expands FTTP semiconductor product portfolio Centillium Communications Inc. has recently expanded its fibre-to-the-premises (FTTP) semiconductor product portfolio with optical transceiver chipset families. |
| 2006-02-17 | Switching device provides triple-play services Transwitch Corp. has introduced the VTXP-24 switching chip for next-generation multi-service provisioning platforms, packet add/drop multiplexing and SONET/SDH optical edge devices. The VTXP-24 supports data, voice and video services over existing fibre and network infrastructures. |
| 2006-02-10 | Wavecrest's serial data analyser tests 10Gbps Wavecrest's SIA-4000 instrument is optimized for testing serial data at speeds to 10Gbps and faster. |
| 2001-12-01 | Intelligent tests for optical designs This technical article discusses how optical communications engineers can learn from standard routing and signaling tests when working with fast switch fabrics. |
| 2005-08-02 | TCXO touts tight stability, small size Fordahl said it has introduced the industry's smallest wide temperature range Stratum III and Sonet temperature compensated crystal oscillator. |
| 2005-10-26 | Mapper supports all protocols Exar is expecting their new mapper/framer, which is actually part Infineon Technologies AG, to jumpstart its entry into the Ethernet-over-Sonet (EoS) market. |
| 2001-03-19 | Interfacing to the quad OC-3 SONET/SDH transceiver (CY7B9514V Interfacing to the quad OC-3 SONET/SDH transceiver (CY7B9514V |
| 2001-03-23 | Interfacing with the SST This application note describes how to interface Cypress Semiconductor's CY7B951 SONET/SDH Serial Transceiver (SST) with other physical layer devices. |
| 2001-03-29 | Synchronizing Network Elements On SONET/SDH Rings Synchronizing Network Elements On SONET/SDH Rings |
| 2001-04-24 | Disabling the channel-assignment feature of the MAX3831 This application note discusses how to disable the channel assignment feature of the MAX3831 mux/demux for applications where the user wants to perform the channel assignment downstream or for non-SDH/SONET applications. |
| 2001-05-01 | Ethernet ties LANs in wide areas Ethernet is finally heading toward wide-area domains by using a mix of Layer 2 and Layer 3 technologies. |
| 2001-05-01 | Ethernet moves past 10Gbps Advances in Ethernet and the emergence of an intelligent optical layer have given birth to an alternative transport architecture that extends the power of Ethernet to MANs, WANs, and LAN backbones. |
| 2001-05-25 | Characterization report on 155Mbps single mode fiber transceiver for ATM, SONET OC3/SDH STM-1 Characterization report on 155Mbps single mode fiber transceiver for ATM, SONET OC3/SDH STM-1 |
| 2001-07-16 | Behind the light show in optical transceivers Want to bring yourself up to speed on optical networks? Here is the tutorial that you have been waiting for. |
| 2001-09-14 | How reliable is the routing in your SDH network? This application note explains how to determine the reliability of complex SDH networks through path trace analysis using the ANT-20 Advanced Network Tester. |
| 2001-09-14 | Tandem connection monitoring: Fundamentals, operation, test solutions This application note examines the basic operation of TCM (tandem connection monitoring) and describes the basis for TCM, which is hierarchical error checking using the parity bytes. |
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