{"version":"1.0","type":"link","title":"Trellis coded modulation - Newikis","description":"Trellis coded modulation (TCM) is a modulation scheme that transmits information with high efficiency over band-limited channels such as telephone lines. Gottfried Ungerboeck invented trellis modulation while working for IBM in the 1970s, and first described it in a conference paper in 1976. It…","provider_name":"Newikis","provider_url":"https://newikis.com","cache_age":86400}