DISPOSITIVO PER SORVEGLIARE IN MODO AUTOMATICO RICEVITORI RADIOFONICI O TELEVISIVI ALLO SCOPO DI IDENTIFICARE LE STAZIONI O LA FREQUENZE DA ESSI RICEVUTI PARTICOLARMENTE PER LA RILEVAZIONE DI DATI STATISTICI DI PUBBLICO DELLE DIVERSE EMITTENTI
The invention relates to a logic electronic arrangement intended to identify, by sound recognition, the radio or television station picked up by a receiver. It consists of a pick-up 1 and 2 for the sound emitted by the monitored receiver, a built-in receiver controlled by the device and serving as r...
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Main Author | |
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Format | Patent |
Language | Italian |
Published |
22.11.1984
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Edition | 3 |
Subjects | |
Online Access | Get full text |
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