Powering Communications

November 2011

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Figure 1: JenNet-IP Stack build-up

Colin Faulkner, Product Manager Low Power RF Solutions, NXP Semiconductors

All households and businesses are under pressure to fulfil the twin ideals of reduced energy consumption and reduced costs. There have been many advances in building technology such as double

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Date:

11/20/2011

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Figure 1: Auto-Control Adapts to Power Stage Variations

Communicated Adaptive Digital Control

David New, Powervation

Real-Time Auto-Compensation Technique Enables More Versatile and More Efficient Power Systems while Reducing Design Overhead Experienced power supply design engineers know that specific power requirement

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Date:

11/20/2011

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Figure 1: In a typical rack, the system host provides overall control for each board's power system via a Board Power Manager.

PMBus Communications

Patrick Le Févre, Marketing and Communications Director,Ericsson Power Modules

Digitally controlled power converters that embody power management subsystems and PMBus communications in telecoms applications makes it easy to assemble sophisticated hardware that suits a variety

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Date:

11/19/2011

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Figure 1: Typical PoE system

LTPoE++ Extends PoE

Heath Stewart, Senior Design Engineer, Linear Technology Corporation

Power over Ethernet, or PoE, is an increasingly popular way to deliver both power and data over existing Ethernet cable, thus freeing applications from the constraint of AC-power proximity. As

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Date:

11/19/2011

Datacenter Power Architecture

Maurizio Salato Applications Engineering V·I Chip Inc., a VICOR Company

Telecom Central Office Datacenters have seen rapid evolution in terms of the architecture of their power supply arrangements; a number of different approaches have been used in relatively quick succession and, indeed, more than one approach may be found within a single installation This article considers a number

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Date:

11/15/2011