FIELD: advertising engineering using cable television systems.
SUBSTANCE: user multimedia terminal saves preset identification number of target group of viewers in its memory. Cable signal being transmitted incorporates identification numbers of target groups of viewers apart from video item presented in the form of digital video signal and accompanying primary audio signal. Application program of user multimedia terminal finds out if alternative audio accompaniment signal is present in cable signal and compares preset identification number with those contained in cable signal to determine audio accompaniment signal to be reproduced in given video item.
EFFECT: provision for saving preset number of target group of viewers in user multimedia terminal memory.
8 cl, 3 dwg
Authors
Dates
2005-05-10—Published
2001-04-05—Filed