Digital convergence apparatus

Details Digital convergence apparatus Digital convergence apparatus

H - Electricity

04

N

H04N 9/28 (2006.01)

Patent

CA 2141160

A digital convergence apparatus according to one aspect of the present invention includes a digital memory for storing convergence correction field pattern data of M x N points corresponding to respective adjusting points on a screen, an interpolator for preparing, by a low-pass filter characteristics, interpolation data intended to fill up the space between the adjacent adjusting points using the data on the adjusting points read out from the digital memory, and a converter for converting the digital data output from the interpolation means to analog data to provide a convergence coil with the analog data as convergence correction signals.

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