Patent ID: 9491399
Filing Date: 2016-11-08
CPC Classification: H04B,H04H,H04L,H04N

Claim Text:
1. A video signal attenuation equalization circuit, comprising a signal drive circuit, an equalization unit and an analog switching unit, wherein: the signal drive circuit is connected with the equalization unit and the analog switching unit, and is configured to receive and enhance an initial video signal and to transmit the enhanced initial video signal to the equalization unit and the analog switching unit; the equalization unit is configured to equalize attenuation of the enhanced initial video signal transmitted by the signal drive circuit according to the trigger by a control signal, and to transmit the attenuated and equalized video signal to the analog switching unit; and the analog switching unit is configured to output the enhanced initial video signal transmitted by the signal drive circuit, or the attenuated and equalized video signal transmitted by the equalization unit according to the control signal.