Meter for passively logging the presence and identity of tv...

Details Meter for passively logging the presence and identity of tv... Meter for passively logging the presence and identity of tv...

H - Electricity

04

B

350/30.5

H04B 5/00 (2006.01) H04N 7/16 (2006.01) H04H 9/00 (2006.01)

Patent

CA 1251275

6082-220 ABSTRACT OF THE DISCLOSURE Disclosed is a meter for passively logging the presence of TV viewers including circuitry for disabling the audio of a TV set and wirelessly transmitting the audio to a plurality of headphones. Circuitry responsive to the headphones' presence upon the head of a viewer transmits a headphone ID signal to a monitor, and the monitor logs the fact that particular headphones are activated, and a time of day arrangement logs the period of time the particular headphones are activated. 893-CA

522528

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