PARIS, France—Using a virtual coronary road-map overlay during angiography for complex PCI can significantly reduce the amount of iodinated contrast and the number of cineangiography runs, potentially ...

Adjusting the LED backlight in an LCD TV or monitor on the fly to create a higher contrast ratio. When a dark image is displayed, the LEDs are dimmed or turned off behind the pixels. When light areas ...

I'm talking about the new evil in displays -- dynamic contrast ratio. Contrast ratio is the ratio of the blackest black a screen can produce compared to its brightest white; and it's also the most ...

In 1934 Marconi-EMI demonstrated the monochrome 405-line electronic television system that was eventually adopted by the BBC and became the basis of public television in the UK. Since then, television ...

David leads the Hardware team at CNET, covering phones, wearables, laptops, TVs, streaming, future tech and more. We provide helpful, expert reviews, advice and videos on what to buy and how to get ...

Color contrast refers to the difference between the brightness of the background color and foreground color of digital content. Black text on a white background is very high contrast; light grey text ...

One of the simplest ways to add contrast to a home is through texture. This is an element you can truly appreciate when you admire your space. Textures can be perceived as rough, smooth, bumpy, silky, ...

Chandraveer, a seasoned mechanical design engineer turned tech reporter and reviewer, brings more than three years of rich experience in consumer tech journalism to the table, having contributed to ...