Diseño y construcción de una tarjeta medidora de audiencia de canales de televisión por cable para la empresa IBOPE media del Ecuador.

Abstract

Presence of Cable Television in Ecuadorian households grew 13.52% and 17.2% respectively in Guayaquil and Quito in the last five years. IBOPE MEDIA OF ECUADOR, a leader in television audience measurement and control of market needs a metering card for cable TV audience. This paper presents the design and construction process of a card measuring cable audience, using the ADSP BF-531 processor family from Analog Devices Blackfin, which digitally process video screens (analogs) for the channel frequencies (digital) and transmitted to the system of IBOPE, who will obtain the ratings for pay TV programs. Programming the DSP was performed on java language, applying functions used to take pictures in black and white (B & W) that provides the video and compare them with a database that has been etched in the memory of the DSP, later to form a number, which will be converted in frequency and can be displayed via the Meter. The card has been assessed designed oscillograms, and its operation to work with the set top box and meter, which has given satisfactory results.