Patent ID: 8558642

Claim:
A splitter circuit for separating voice signals and data signals, comprising: an input; a first output; a second output; a first inductance transformer; a second inductance transformer connected in series with the first inductance transformer and comprising a core, a first coil winding wound on the core, and a second coil winding wound on the core and connected in series with the first coil winding, a first connecting terminal and a fourth connecting terminal of the first inductance transformer being respectively connected to the input, a first connecting terminal of the first coil winding being connected to a second connecting terminal of the first inductance transformer, a fourth connecting terminal of the first coil winding being connected to a third connecting terminal of the first inductance transformer, a first connecting terminal of the second coil winding being connected to a second connecting terminal of the first coil winding, and a fourth connecting terminal of the second coil winding being connected to a third connecting terminal of the first coil winding, the second connecting terminal and the third connecting terminal of the first coil winding being respectively connected to the second output; a first capacitor interconnected between the fourth connecting terminal of the first transformer inductance and the first output; a second capacitor interconnected between the first connecting terminal of the first inductance transformer and the first output; a third capacitor interconnected between the first connecting terminal of the first coil winding and the third connecting terminal of the first inductance transformer; a fourth capacitor interconnected between the second connecting terminal of the first coil winding and the third connecting terminal of the first coil winding; a first resistor and a fifth capacitor connected in parallel between the first connecting terminal and the second connecting terminal of the first coil winding; a second resistor and a sixth capacitor connected in parallel between the first connecting terminal and the third connecting terminal and the fourth connecting terminal of the first coil winding; and a seventh capacitor connected in series between a second connecting terminal and a third connecting terminal of the second coil winding.