It is well known to planners that the more the operating frequency moves higher in the spectrum to mmWave bands the higher are the losses from building walls and glasses-windows. This is a major problem for outdoor to indoor planning posing several restrictions to indoor planners and optimizers. German startup Alcan Systems has developed a cunning piece of CPE using liquid crystal technology which can be stick to a window in order to make it much more welcoming to mmWave indoor transmissions. The complete solution combines with a glass treatment called Wavethru, developed by Japanese company AGC, to solve all your low-E glass mmWave penetration problems.
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