The first version had a back made of metal, which hampered the ability of wireless signals to penetrate to the antenna inside, engineers said.

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Once you house an antenna structure inside of an aluminum body, you also have shadowing effects to overcome, this is caused by the metal body affecting the radiated signal, as well as the inbound signals from the cell sites.

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What we found is that the computer companies who hired or brought in antenna experts had products which performed better than those who thought that you could just build an antenna and put it inside a notebook.

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The base station simulator should have been also sitting outside the chamber and had a calibrated antenna plumbed to it from inside the chamber.

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Not only is the length of the antenna important but where it is placed inside a device is just as critical.

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Nawab had constructed a gear mechanism so that the antenna on the roof could be turned from inside the house to improve reception.

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That antenna also was also designed to pull power regardless of its orientation, making it ideal for applications inside always-moving human bodies.

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