Dolby already had some experience in visual signal processing, ironically through its audio work.

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After that, the divided signal is channelled for analysis to the visual cortex, a large, convoluted region at the very back of the brain.

ECONOMIST: The biology of art

Sudden changes in mood or personality, visual hallucinations and alternations in smell, taste or tactile senses could signal a brain tumor or other abnormality.

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We'd also like some sort of visual aid as my wife is deaf so she would need some sort of other signal.

ENGADGET

Forte features a colour OLED (Organic LED) display to indicate input and output signal levels, mic preamp gain and other useful information, with stylish motion graphics giving you detailed visual information.

ENGADGET: Focusrite launches Forte, 24-bit / 192kHz portable audio interface (video)

The visual cortex is divided into some two dozen areas, but the most thoroughly investigated are those that handle the incoming signal first.

ECONOMIST: The biology of art