Applying an electric charge to the liquid crystals causes the molecules they are made up of to realign themselves, altering the transparency of that layer. (The screens of portable computers work in a similar way.) The result is that a high-resolution negative copy of the moving image is formed in the liquid-crystal layer.
Sony said it is beefing up its TV lineup, including models with 4K liquid crystal displays, which deliver even better image quality than current LCD TVs.