Intel’s recent ultrabook draft requires manufacturers to implement some version of their own proprietary “Wireless Display” standard across new lines. A competitor to technologies such as Apple’s AirPlay and Microsoft’s SmartGlass display broadcasting firmware, WiDi seeks to eradicate cables and pave the way for an instant-streaming future. Here, we’ll use Intel’s latest and greatest to explain how to connect a laptop to a TV supporting WiDi. Image copyright by Intel. What do you need? First up, WiDi has some pretty demanding hardware specs. Not to worry, though: any modern laptop, ultrabook or tablet should support most of the required technologies (excepting anything running Windows RT). You’ll need a third generation…