A drive arrangement for use in an overall system including a nonlinear electro-optical device having a drive input to be operated using an input signal, said arrangement comprising:</claim-text> a) first means for sampling a portion of said input l; b) at least one predistortion path including a double balanced mixer responsive to the sampled portion of the input signal to produce at least second order intermodulation products of the input signal and for conditioning the second order intermodulation products in a predetermined way; and c) combining means for combining the conditioned second order intermodulation products with the sampled input signal in a way which produces a predistorted drive signal compensated for second order distortion that is provided to the drive input of said nonlinear electro-optical device. view more

A drive arrangement for use in an overall system including a nonlinear electro-optical device having a drive input to be operated using an input signal, said arrangement comprising:</claim-text> a) first means for sampling a portion of said input l; b) at least one predistortion path including a mixer responsive to the sampled portion of the input signal to produce at least second order intermodulation products of the input signal and for conditioning the second order intermodulation products in a predetermined way; and c) combining means for combining the conditioned second order intermodulation products with the sampled input signal in a way which produces a predistorted drive signal compensated for second order distortion that is provided to the drive input of said nonlinear electro-optical device; and wherein said mixer includes an RF input, and LO input and an IF input and wherein the RF and LO inputs both receive the sampled input signal such that the second order intermodulation products are produced at said IF output. view more

The drive arrangement of claim 1 wherein said combining means includes delay means which delays the sampled input signal before combining the conditioned second order intermodulation products in a way which compensates for any delays produced in said predistortion path. view more

The drive arrangement of claim 1 wherein said sampling means includes a resistive voltage divider network for sampling said portion of the input signal without the use of magnetic components.

A drive arrangement for use in an overall system including a nonlinear electro-optical device having a drive input to be operated using an input signal, said arrangement comprising:</claim-text> a) first means for sampling a portion of said input l; b) at least one predistortion path including a mixer responsive to the sampled portion of the input signal to produce at least second order intermodulation products of the input signal and for conditioning the second order intermodulation products in a predetermined way; and c) combining means for combining the conditioned second order intermodulation products with the sampled input signal in a way which produces a predistorted drive signal compensated for second order distortion that is provided to the drive input of said nonlinear electro-optical device; and wherein said combining means includes a resistive voltage divider network for combining the conditioned second order intermodulation products with said portion of the input signal. view more

The drive arrangement of claim 7 wherein said conditioned second order intermodulation products are combined with said portion of the input signal by first using delay means to delay the sampled input signal in a way which compensates for any delays produced in said predistortion path prior to combining the conditioned second order intermodulation products with said portion of the input signal in said resistive voltage divider network. view more