Crehan: Amazon and Google deployed >50% of total data center Ethernet switch bandwidth in 2021

The data center Ethernet switch market saw very strong annual bandwidth growth during 2021, with an increase of more than 60%, according to a recent report from Crehan Research Inc. This growth is the largest in four years, despite market bandwidth being five times bigger now. A major driver of the strong increase were high-volume 400 gigabit Ethernet (GbE) switch deployments by Amazon and Google, resulting in these two companies accounting...

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Keysight delivers 800G test solution for 112 Gbps Serial data interfaces

Keysight Technologies introduced an 800G compliance test solution for validating 112 gigabit per second (Gbps) serial data center interfaces. The new 112 Gbps conformance test solution leverages Keysight’s M8040A 64 GBaud high performance bit error ratio tester (BERT) with a N1060A Digital Communication Analyzer (DCA) for receiver testing and Keysight’s Infiniium UXR-Series real-time oscilloscope for transmitter testing. Interfaces capable of...

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Broadband Forum completes Phase 2 of its 5G work.

The Broadband Forum released three new specifications for providing operators with new 5G deployment options, including 5G hybrid access using wireline and LTE or NR:TR-456 Issue 2 ‘Access Gateway Function Functional Requirements’ - the capabilities introduced by TR-456 Issue 2 include ensuring operators have the capacity to multiplex multiple sessions between the 5G-Residential Gateway and Access Gateway Function on top of the customer VLAN. This...

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Lawrence Berkeley National Lab develops board-in-board interconnects

Lawrence Berkeley National Laboratory (Berkeley Lab) introduced a compact, robust, and low-cost method for interconnecting printed circuit boards (PCBs) without requiring soldering or additional components. Berkeley Lab says its narrow board-in-board connectors can handle higher voltages and mechanical stresses compared to currently available miniature connector technologies. Multiple boards can be connected into a variety of shapes, including...

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What's hot at OFC22? SENKO on dense fiber connectors for CPO

 Co-packaged optics (CPO) was one of the hottest topics at OFC, as evidenced by the many visitors at SENKO's booth who stopped by to discuss the latest requirements for high-density fiber interconnects, says  Emmanuel Kolczynski, Application Engineering Manager, SENKO.At OFC, SENKO showcased its SN-MT connector for CPO applications.  Here is an overview.https://youtu.be/ZEwioqGb...

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What's hot at OFC22? Cudoform stamping for Co-Packaged Optics

Many companies are looking for new solution for integrating optics with electronics in a single package to shorten electrical link lengths and reduce power, says R. Ryan Vallance, CEO and CTO, Cudoform.Cudoform specializes in high-accuracy stamping of metallic components, proving an innovative way to bring light into co-packaged optics.https://youtu.be/eqj9jiaz...

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AT&T leads 2021 U.S. Carrier Managed SD-WAN LEADERBOARD

Vertical Systems Group announced today that the following seven companies achieved a position on the year-end 2021 U.S. Carrier Managed SD-WAN Services LEADERBOARD (in rank order based on site share): AT&T, Comcast Business, Hughes, Verizon, Windstream, Lumen, and Aryaka. These service providers each have two percent (2%) or more of the installed and billable Carrier Managed SD-WAN customer sites in the U.S. as of December 31, 2021.“The U.S....

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Dell'Oro: PON equipment spending up 32% yoy

Total global revenue for the Broadband Access equipment market increased to $16.3B in 2021, up 12 percent year-over-year (Y/Y), according to a new report from Dell'Oro Group. Growth came once again from spending on both PON infrastructure and fixed wireless CPE."2021 was a record year for PON equipment spending, with some of the highest growth coming from the North American market, where expansion projects and fiber overbuilds are picking up considerably,"...

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Lightpath expands fiber footprint west of Boston

 Lightpath announced a 75-mile expansion of its all-fiber network west of its Boston metro footprint, bringing the total size of the Lightpath network in the Boston metropolitan area to more than 200 route miles.The Boston West expansion includes over 75 miles of new, high-count fiber along the I-90 corridor between Boston and Marlborough, planned in two phases. Phase 1 of the build (in yellow on map) will be completed later in 2022, while the...

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