Patent ID: 9629093
Date: 2017-04-18
CPC Classifications: H03F,H04B,H04W,Y02D

Claim:
1. An apparatus, comprising: a controller circuit configured to generate control signals based at least on a received signal, the control signals comprising a first set of signals based at least on a polarity of the received signal and a second set of signals based at least on a magnitude of the received signal; and a transmitter circuit comprising a plurality of unit cells, wherein each of the plurality of unit cells comprises a respective first current source and a respective second current source, and each of the plurality of unit cells is configured to be set in an activated state or a deactivated state based at least on the control signals, wherein when a unit cell of the plurality of the unit cells is set in the activated state, the respective first current source or the respective second current source is configured to generate a current to be applied to a load.