Patent ID: 7492239

Claim:
An electronic circuit for combining two radio frequency signals, the electronic circuit comprising: a first input comprising first and second terminals being electrically coupled to a first node and the ground, respectively; a second input comprising first and second terminals being electrically coupled to a second node and the ground, respectively; a resistor comprising first and second terminals being electrically coupled to the first node and the second node, respectively; a first capacitor comprising first and second terminals being electrically coupled to the first node and the ground, respectively; a second capacitor comprising first and second terminals being electrically coupled to a third node and the ground, respectively; a first inductor comprising first and second terminals being electrically coupled to the first node and the third node, respectively; a third capacitor comprising first and second terminals being electrically coupled to the second node and the ground, respectively; a fourth capacitor comprising first and second terminals being electrically coupled to a fourth node and the ground, respectively; a second inductor comprising first and second terminals being electrically coupled to the second node and the fourth node, respectively; a fifth capacitor electrically coupled in parallel with the first inductor, wherein the fifth capacitor comprising first and second terminals being electrically coupled to the first node and the third node, respectively; a sixth capacitor electrically coupled in parallel with the second inductor, wherein the sixth capacitor comprising first and second terminals being electrically coupled to the second node and the fourth node, respectively; a third inductor comprising first and second terminals being electrically coupled to the third node and the fourth node, respectively; a seventh capacitor comprising first and second terminals being electrically coupled to the third node and a first terminal of an output, respectively; and an eighth capacitor comprising first and second terminals being electrically coupled to the fourth node and the first terminal of the output.