Panasonic Corporation provides the Olympic Games with state-of-the-art digital audio/video equipment, such as flat screen TV, digital video camera, DVD recorder, and professional audio/video equipment. Panasonic has also served as the Olympic Games Official Host Broadcast Equipment Supplier for several past editions of the Games. Panasonic's technology plays a vital role in delivering the sights, sounds and unique excitement of the Olympic Games, from the field of play to the spectators through its large on-site video screens and professional audio systems, and to people around the world through broadcasting with its digital broadcast equipment. Panasonic began its involvement with the Olympic Games in 1984 in Los Angeles as the supplier of the professional sound system and large video display for the main stadium. The company became a Worldwide Olympic Partner in 1987 when it joined the TOP Programme as a charter member. Panasonic’s sponsorship categories have been expanded to include Home Appliances and Electric-assist Bicycles.