Analog bus for a solid state video imager, comprising</claim-text> a) one or more conductive channels; b) a plurality of column output amplifiers, each connected with a selected pixel of its associated column, and having a low-impedance amplifier e; c) respective switching means for selectively connecting outputs of the column amplifers to said one or more conductive channels; and d) a pre-charging high-impedance pull-up amplifier coupled to said one or more conductive channels for periodically charging up the one or more conductive channels between connections of said switching means. view more

Analog bus according to claim 1, said pull-up amplifer including means providing a gating signal that occurs between times of actuation of the respective switching means.

Analog bus according to claim 2 wherein said P-FET has a predetermined PRE-CHARGE bias applied to a gate terminal thereof.