Category | Communication Power

60W-90W PoE Systems-Integration Opens Door to Energy Savings

Posted on 10 January 2014

      Advanced PoE products requiring up to three times the power of previous-generation devices can be implemented with intelligent power management ICs By Faisal Ahmed, Vice President, Marketing, Akros Silicon Evolving PoE Standards In 2011 Cisco introduced a new 60W implementation it calls UPOE while the IEEE is working on a new standard [...]

Pushing the PoE Envelope

Posted on 25 February 2013

      New requirements will demand triple the power of the current standard Advances in Powered Device (PD) energy management ICs are enabling implementation of Power-over-Ethernet (PoE) devices requiring up to 90W. By James Ashe, VP of Marketing, Akros Silicon Inc. Power-over-Ethernet (PoE), like many design innovations, was developed to solve a problem: Voice-over-Internet-Protocol [...]

Magnetic Induction or Magnetic Resonance for Wireless Charging?

Posted on 15 January 2013

      Recent activities in wireless power technologies have created questions about the adoption direction of the ideal solutions. Magnetic Induction (MI) or Magnetic Resonant (MR) can both be considered for use in the consumer market. Regardless of which direction the consumer market takes, it is a given that the adoption of wireless charging [...]

Smart Charging on the Go

Posted on 02 November 2012

      Charge any device that complies with WPC specifications Smartphones provide communications and access to the Internet everywhere. Now, wireless charging promises to let mobile devices do away completely with cords. TDK has developed ultra-flat power transmission coils that meet the most demanding Qi specifications Wireless Power Consortium (WPC). Based on material of [...]

The Growth of Interconnection Power Budgets

Posted on 02 July 2012

      Active cable technique is being applied to all kinds of interconnect standards In the last 10 years the energy cost of interconnecting equipment has continued to grow due to increased bandwidth requirements. Since the rise of gigabit Ethernet, aggregate bandwidths have also continued to rise as switched fabrics run at 10 to [...]

Single Chip Provides Power for 13/18V or 21V Set-Top Box LNB Designs

Posted on 29 June 2012

      A fully integrated way to provide power to the low noise block Historically, the satellite set-top boxes have provided power to the LNB (low noise block) which resides on the satellite dish on the roof via the same coaxial cable which is used to receive RF signal with the programming information from [...]

High Efficiency Server

Posted on 29 June 2012

        Power Solutions for Data Centre and Cloud Computing Applications Move Closer to Production  High efficiency cabinet or rack-level architecture power solutions are necessary to improve the overall power efficiency of systems that perform the increasing number of data centre and cloud computing applications. Power architectures such as IDT’s cool- RAC include [...]

Implementing “Green Power” in Telecom Architecture

Posted on 29 June 2012

      Why Green Power in Telecom? Telecommunication industry consumes about 1% of electrical energy worldwide that equals to 160B kWh [INTELEC’08]. International Telecommunication Union (ITU) estimates that Information and Communication Technology contributes 2.5% into the worldwide greenhouse gas emission. By Pietro Scalia, EMEA Power Marketing Manager for Telecom   Worldwide trend for energy [...]

Power over Ethernet Moves Forward

Posted on 01 March 2009

      Brains as well as brawn boost efficiency for 25.5-Watt Ethernet Powered Devices To deliver environmentally sound solutions using the latest 25-Watt and higher Power over Ethernet adapters, designers need to take advantage of the intelligent features included in the PoE standard. By Koen Geirnaert, Product Marketing Manager, ON Semiconductor   It’s Good, [...]

Single Port PoE Controller Simplifies PSE Design

Posted on 01 April 2007

       Power over Ethernet (PoE) has been enjoying rapid growth in popularity. PoE provides the user with numerous benefits including fast and convenient installation, reduced overall power consumption, fewer cable runs, lower installation costs and a unified, worldwide power standard based on the IEEE 802.3af specification. By Alison Smith, Product Marketing Manager, Mixed [...]