Here is what EETimes says about e-paper signage: Altierre Corp. today debuted a new e-paper for signage applications, offering customers the opportunity to take advantage of wireless updates using Altierre's E-Paper digital display technology for shelf labels, price tags and other commercial signage. Based on a proprietary electrophoretic technology, Altierre's E-Paper can handle bit-mapped graphics as well as text in a variety of colors. The company claims to have over 1,000 stores already using its wireless infrastructure for LCD displays, which will also be compatible with its new higher-end E-Paper based signage technology...
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