Raydiant, a startup promising to turn TVs into interactive digital signs, is making several announcements today — a new company name, a new CEO, new partners and $7 million in new funding. Until today, the company was known as Mira, and it was founded by Tuan Ho (who previously founded internet TV company Philo), along with venture studio Atomic. The goal is to offer an alternative to existing digital signage solution which it says are often improvised, bespoke or expensive.