TransmissiveLcd

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  • Pixel Qi takes aim at Android tablets with higher-res 10-inch and 7-inch reflective LCDs (hands-on)

    by 
    Thomas Ricker
    Thomas Ricker
    05.31.2011

    We've been holding out hope for Pixel Qi devices for years, ever since we first heard that the OLPC spin-off would begin manufacturing its displays for use by any OEM looking for a battery-sipping LCD. Unfortunately, Mary Lou's LCDs, capable of switching between a sunlight-readable reflective mode and full-color transmissive state, have had limited uptake by some less than desirable partners. Still, the team has returned to Computex with the 7-inch (1024 x 600) panel that was teased in December last year and a new higher resolution 10-inch (1280 x 800) panels offering an 80 percent power savings over conventional LCDs, according to Pixel Qi. In fact, the 10-inch panel consumes just 2.7W in color mode or 0.4W in reflective "eReader" mode. We had the chance to see the new displays up close here at Computex and were immediately struck by the improvement in pixel density on the 10-inch panel. Making the leap to WVGA has been a major boon, as identical images looked sharper and better-defined than on the 1024 x 600 current-gen Pixel Qi display. The brightness on the new screen is lower than on its predecessor, but that's because the company still hasn't finalized things -- we're promised significantly better readability with the backlight off in the final product and brighter pictures when it's on. The 7-incher, originally intended for mass production in the second quarter will now sample in Q3, to be followed by the more pixel-dense 10-inch model, which will hit production in Q4. Scope out the newness in the gallery below or jump past the break for video. %Gallery-124861%

  • Casio touts "Blanview" transmissive LCD for outdoor use

    by 
    Donald Melanson
    Donald Melanson
    07.02.2008

    Casio sure seems to be confident in its new transmissive LCD panel, so confident that it apparently thinks it can make it with a name like "Blanview." The big innovation here, Casio says, is that it's managed to develop a new system that pulls outside light into the LCD panel to make the transmissive LCD usable outdoors without backlighting, eliminating the need for so-called "semi-transmissive" LCD panels that are more commonly used today. What's more, it says this new method also increases the transmittance of the panel by about 30% and cut its power consumption for outdoor use by upwards of 50% compared to current panels. Unlike some other promised LCD technology, it also seems like this one is actually fast approaching commercializtion, with sample panels ranging in size from 2.7- to 6.5-inches set to begin shipping this month.