Patent ID: 6529101
Filing Date: 2003-03-04
Classification: H03H

Abstract:
A multi-layered LC filter comprising:a laminated body including a plurality of insulating layers laminated together in a lamination direction; a plurality of LC resonators including a plurality of inductors and a plurality of capacitors provided in the laminated body, said plurality of inductors including a plurality of via holes connected to each other in the lamination direction of said plurality of insulating layers; a plurality of external ground electrodes provided on a surface of said laminated body, to which ends of said plurality of inductors are electrically connected individually; and a bridge pattern disposed on a surface of one of said plurality of insulating layers and in proximity to said plurality of inductors so as to electrically connect said plurality of external ground electrodes, said bridge pattern is disposed inside of the laminated body and arranged so as to be opposed to and spaced from said plurality of via holes of the inductors via a portion of said one of said plurality of insulating layers.