A communication device, comprising: a combiner including a first transmission line having a first end and a second end, the first end of the first transmission line configured to be coupled with an output of a first communication component, comprising an amplifier; a second transmission line having a first end and a second end, the first end of the second transmission line configured to be coupled with an output of a second communication component, comprising an amplifier; a third transmission line having a first end and a second end, the first end of the third transmission line being coupled with the second ends of the first and second transmission lines; and an isolation module coupled with the first ends of the first and second transmission lines, the isolation module having a resistance, a capacitance and an inductance configured to isolate the first communication component from the second communication component if one of the components is inoperative and provide RF matching for the first and second transmission lines if one of the components is inoperative, characterized in that the isolation module comprises a fourth transmission line having a first end and a second end, the first end of the fourth transmission line being coupled with the first end of the first transmission line; a first resistor coupled between the second end of the fourth transmission line and ground; a fifth transmission line having a first end and a second end, the first end of the fifth transmission line being coupled with the first end of the second transmission line; a second resistor coupled between the second end of the fifth transmission line and the ground; a first capacitor coupled in parallel with the first resistor between the second end of the fourth transmission line and the ground; a second capacitor coupled in parallel with the second resistor between the second end of the fifth transmission line and the ground; a third capacitor having a first end and a second end, the second end of the third capacitor being coupled to the ground; a first inductor coupled between the second end of the forth transmission line and the first end of the third capacitor; and a second inductor coupled between the second end of the fifth transmission line and the first end of the third capacitor; and the first capacitor and the first inductor are configured to resonate at the operating frequency of the first transmission line in order to avoid undesired capacitance showing at the coupling between the first transmission line and the isolation module; and the second capacitor and the second inductor are configured to resonate at the operating frequency of the second transmission line in order to avoid undesired capacitance showing at the coupling between the second transmission line and the isolation module. a combiner including a first transmission line having a first end and a second end, the first end of the first transmission line configured to be coupled with an output of a first communication component, comprising an amplifier; a second transmission line having a first end and a second end, the first end of the second transmission line configured to be coupled with an output of a second communication component, comprising an amplifier; a third transmission line having a first end and a second end, the first end of the third transmission line being coupled with the second ends of the first and second transmission lines; and an isolation module coupled with the first ends of the first and second transmission lines, the isolation module having a resistance, a capacitance and an inductance configured to isolate the first communication component from the second communication component if one of the components is inoperative and provide RF matching for the first and second transmission lines if one of the components is inoperative, characterized in that the isolation module comprises a fourth transmission line having a first end and a second end, the first end of the fourth transmission line being coupled with the first end of the first transmission line; a first resistor coupled between the second end of the fourth transmission line and ground; a fifth transmission line having a first end and a second end, the first end of the fifth transmission line being coupled with the first end of the second transmission line; a second resistor coupled between the second end of the fifth transmission line and the ground; a first capacitor coupled in parallel with the first resistor between the second end of the fourth transmission line and the ground; a second capacitor coupled in parallel with the second resistor between the second end of the fifth transmission line and the ground; a third capacitor having a first end and a second end, the second end of the third capacitor being coupled to the ground; a first inductor coupled between the second end of the forth transmission line and the first end of the third capacitor; and a second inductor coupled between the second end of the fifth transmission line and the first end of the third capacitor; and the first capacitor and the first inductor are configured to resonate at the operating frequency of the first transmission line in order to avoid undesired capacitance showing at the coupling between the first transmission line and the isolation module; and the second capacitor and the second inductor are configured to resonate at the operating frequency of the second transmission line in order to avoid undesired capacitance showing at the coupling between the second transmission line and the isolation module.