Direct transmission of digital audio programs by satellite is studied. A prototype system was built to transmit 12 stereo (or 24 monaural) digital audio channels using the same bandwidth as a single video channel, encoded by QPSK.

Authors: Nakajima, Heitaro; Iga, Akira; Hideshima, Yasuhiro; Saito, Tomojiro; Sato, Teruo; Fujita, Etsumi
Affiliation: Sony Corporation, Tokyo, Japan
AES Convention: 70 (October 1981) Paper Number: 1855
Publication Date: October 1, 1981
Subject: Disk Reproduction and Broadcast

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