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Advanced Digital Institute

Business Description: Business
Num Employees: 10 to 49
Website: www.adi-uk.com

Works in the following sectors:
Assisted Living, Communication Technology, Digital Communications, Information Technology

Would like to meet companies in the following sectors:
Assisted Living, Communication Technology, Digital Communications, Information Technology,

Company Description
ADI is a not-for-profit company with a remit to act as a catalyst for high-tech research and development within Yorkshire, with the aim of helping the regeneration of the region.

The problem our feasibility study project is trying to solve
Mobile data traffic and the 3G and 4G wireless infrastructure that underpins it is undergoing rapid expansion. Point-to-Point link microwave radios employed in the Macro Base Stations are being deployed at a growing rate. In order to achieve good performance across the range of signals required to be transmitted the amplifiers work in-efficiently. With currently over 3 million in service worldwide and deloyment continuing as demands continue improving the efficeincy is important as even of a moderate power saving on each will have a notable global impact

What our study aiming to achieve
The study evaluated an innovative power supply sewitching technique that promises to reduce significantly the energy consumption in high data rate microwave transmitters. Different data 'values' require different levels of transmitter power to obtain good transmit quality. The study looked at optimising the amplifier so that it operates more efficently by reducing its power consumption when data "values" can be sent with more efficient amplifier setting without compromising quality. Savings where estimated assuming no losses associated with changing the amplifier settings.Then the power losses assciated with the technique were accounted for in order to give a realistic estimate of savings.

The potential benefits
Continuing with the work will enable a new generation of energy efficient base stations to be developed and manufactured in the UK.
The expected power savings on the transmitters is 30% this would give savings of 3MW for every million base stations deployed (400,000 are expected to be deployed annually).

What we need to do next
The next stage would include developing a model of the amplifier so that the linearity of an amplifier using the techniques explored in the study could be assessed and improved. This is a considerable technical challenge. It will involve working closely with Filtronic and would be expected to cost £90,000.

Delegates Attending

Tim Boyle
Technology Project Manager
Free Meeting Slots: 23

Andy Copsey
Principal Engineer
Free Meeting Slots: 23



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