AGC Systems LLC is a digital video technologies consultancy. The company specializes in the development and deployment of consumer electronics, including ATSC DTV digital television receivers, as well as HDTV encoders, digital cable technologies, ad insertion systems, and LED light sources. Capabilities include technical analysis, intellectual property defense, and market research. Past expertise has included the development of the "Grand Alliance" Digital HDTV System at Philips Electronics, and audio, FM, and RF systems at CBS Laboratories, Broadcast Technology Partners, and RCA Broadcast Systems.