An UHDTV cable television distribution in combinations of multiple 64 and 256 QAM channels. - Yoshitaka Hakamada; Naoyoshi Nakamura; Kimiyuki Oyamada; Takuya Kurakake; Takeshi Kusakabe (ICCE, 2013)

An encapsulation scheme of variable-length packets for UHDTV distribution over existing cable TV networks. - Yoshitaka Hakamada; Takuya Kurakake (ICCE, 2016)