Patents Assigned to Murata Manufacturing Co., Lt.
  • Ladder surface acoustic wave filter
    Patent number: 9543924
    Abstract: A ladder surface acoustic wave filter includes a series arm connecting an input terminal and an output terminal, at least one parallel arm connecting the series arm and a ground terminal, at least one series arm resonator provided in the series arm, and at least two parallel arm resonators provided in at least one parallel arm and connected to each other in series. In the ladder surface acoustic wave filter, a connection point between at least the two parallel resonators connected to each other in series is grounded through an inductor.
    Type: Grant
    Filed: October 9, 2014
    Date of Patent: January 10, 2017
    Assignee: Murata Manufacturing Co., Lt.
    Inventor: Kazushi Watanabe