Channel: Technical

A series of topical blogs and insight into the wireless power industry - including commentary on latest trends,  industry standards and discussions on what lies ahead.

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The PowerbyProxi Challenge – IPT car race at The University of Auckland

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May 2, 2016

Important questions to ask your wireless power partner or supplier

PowerbyProxi has been in the wireless power business for just over 9 years (that’s if you don’t count many of our individual backgrounds with the University of Auckland). 9 years […]

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November 2, 2014

Design Considerations in Modern Wireless Power Transfer Systems: Frequency of Operation

Blog first published and contributed to Planet Analog For anyone contemplating a wireless solution to their powering needs, the question is no longer “When will the technology be sufficiently robust?” Recent […]

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September 18, 2014

Design Considerations in Modern Wireless Power Transfer Systems: Coil Geometry

Blog first published and contributed to Planet Analog  Recent innovations have enabled the creation of robust and reliable wireless power systems that can be tailored for use in a wide […]

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April 2, 2013

Wireless Charging & Induction Cooking: Opposite ends of the efficiency spectrum

It was interesting to see these comments from Qualcomm in this recent Computerworld article by  Lucas Mearian: Samsung uses Qi charging for Galaxy S4, but sees A4WP as the future. […]

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March 18, 2013

Emissions safety testing for the Proxi Smartphone Solution

The past year has seen an infiltration of wireless charging technologies in the consumer electronics space.  A number of mobile phone operators are rushing to build wireless capabilities for their […]

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January 29, 2013

Charging efficiency – a means to an end, or the end itself?

In my previous blog I talked about efficiency and using it to measure “how loose” a loosely coupled system actually is.  The next question is how much does an end-user […]

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September 3, 2012

Defining power ranges for charging ecosystems – what does a universal solution look like?

A wireless power standard is essential to achieving true ubiquity of wireless charging of electronic devices. This is something wired charging has struggled to achieve just ask anyone who has […]

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August 29, 2012

What does loose coupling mean??

Coupling is a term widely used in discussing wireless power systems – it refers to a coupling coefficient ‘k’ which defines how well a transmitter and receiver are magnetically “linked” […]

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August 15, 2012

Resonance and Wireless Trickery

Over the last few years Wireless Power has made rapid advances towards becoming a mainstream technology and is often the case, marketing departments  become the source of many new inventions.  […]

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August 9, 2012

Frequency range and wireless power systems – what works best?

In my post last week I started to examine issues around frequency selection for wireless power systems.  This week I want to take the discussion a bit further and talk […]

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