Patent ID: 8269546
Filing Date: 2012-09-18
Classification: G02F

Abstract:
1. An integrated device comprising: a first circuit having an input and an output, the input of the first circuit configured to receive an input signal and provide a first signal on the output of the first circuit; a second circuit having an input and an output, the input of the second circuit configured to receive the input signal and provide a second signal on the output of the second circuit; and a third circuit having a first input configured to receive the first signal and a second input configured to receive the second signal, the third circuit configured to combine the first signal and the second signal into a modulator drive output signal provided on an output of the third circuit, wherein the second signal is complementary to the first signal, and wherein the third circuit comprises a current source and a resistor, the current source cooperating with the resister to provide a bias signal, the third circuit configured to combine the bias signal, and the first signal and the second signal into the modulator drive output signal provided on the output of the third circuit.