SYSTEM FOR ACQUIRING AND PROCESSING DATA ON DISTRIBUTION OF OBSERVERS' SYMPATHIES AMONG TELEVISION PROGRAMS Russian patent published in 1997 - IPC

FIELD: systems using wireless data acquisition channels for acquiring, transmitting, and processing data generated by analyzers placed near television sets. SUBSTANCE: system has analyzer 1, television sets 2, monitoring system center 3, antenna cable 5, binary coded message amplifier 6, head-end 7 with TV line equipment unit 8, separation filter 9, adding and converting assembly 10 for binary coded messages, converted message transmitter 11, and antenna separation filter 12, antenna 13, transmitting antenna support 14, receiving antenna 15, transmitting antenna 16, isolation circuit 17, monitoring receiver 18, control and shaping unit 19 for binary coded messages, transmitter 20, receiver 21 for acknowledging call signals, receivers 22, data processing and storage unit 23, transmitter 24 for acknowledging call signals, intermediate amplifiers 25. EFFECT: improved design. 2 cl, 3 dwg