18434920. FILTER APPARATUS AND RADIO-FREQUENCY FRONT END CIRCUIT INCLUDING THE SAME simplified abstract (Murata Manufacturing Co., Ltd.)

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FILTER APPARATUS AND RADIO-FREQUENCY FRONT END CIRCUIT INCLUDING THE SAME

Organization Name

Murata Manufacturing Co., Ltd.

Inventor(s)

Makoto Ogata of Nagaokakyo-shi (JP)

FILTER APPARATUS AND RADIO-FREQUENCY FRONT END CIRCUIT INCLUDING THE SAME - A simplified explanation of the abstract

This abstract first appeared for US patent application 18434920 titled 'FILTER APPARATUS AND RADIO-FREQUENCY FRONT END CIRCUIT INCLUDING THE SAME

Simplified Explanation

The filter apparatus described in the patent application includes a dielectric substrate, input and output terminals, a ground terminal, a common electrode, and first to fourth resonators. Each resonator is connected to the common electrode and the ground terminal, with the third and fourth resonators positioned between the first and second resonators. Each resonator consists of a capacitor and first and second vias connected to the common electrode. The first via is linked to the ground terminal with the capacitor in between, while the second via is directly connected to the ground terminal. The common electrode is designed so that the direction from the first via to the second via in the first resonator is opposite to the direction in the second resonator. In the third and fourth resonators, the shortest path along the common electrode between the first vias intersects with the shortest path between the second vias.

  • Dielectric substrate
  • Input and output terminals
  • Ground terminal
  • Common electrode
  • First to fourth resonators
  • Capacitor in each resonator
  • First and second vias connected to the common electrode
  • Opposite directions in first and second resonators
  • Intersecting shortest paths in third and fourth resonators

Potential Applications

The technology described in the patent application could be used in various communication systems, such as wireless devices, satellite communications, and radar systems.

Problems Solved

This technology helps in improving the performance of filter apparatus by enhancing signal filtering capabilities and reducing interference in communication systems.

Benefits

The benefits of this technology include improved signal quality, reduced interference, and enhanced overall performance of communication systems.

Potential Commercial Applications

The technology could be commercialized in industries such as telecommunications, aerospace, defense, and consumer electronics under the title "Innovative Filter Apparatus for Enhanced Signal Filtering."

Possible Prior Art

One possible prior art for this technology could be traditional filter designs using resonators and capacitors, but without the specific configuration and electrode design described in this patent application.

Unanswered Questions

How does this technology compare to existing filter designs in terms of performance and efficiency?

The article does not provide a direct comparison with existing filter designs, leaving the reader wondering about the advantages of this technology over traditional approaches.

What are the specific parameters or specifications for implementing this filter apparatus in different communication systems?

The article does not delve into the specific details or requirements for integrating this technology into various communication systems, leaving a gap in practical implementation guidance.


Original Abstract Submitted

A filter apparatus includes a dielectric substrate, input and output terminals, a ground terminal, a common electrode, and first to fourth resonators. Each resonator is connected to the common electrode and the ground terminal. Third and fourth resonators are between first and second resonators. Each resonator includes a capacitor and first and second vias connected to the common electrode. The first via is connected to the ground terminal with the capacitor interposed therebetween. The second via is directly connected to the ground terminal. In the common electrode, a direction from the first via to the second via in the first resonator is opposite to a direction from the first via to the second via in the second resonator. In third and fourth resonators, a shortest path along the common electrode between the first vias intersects with a shortest path along the common electrode between the second vias.