MULTIPLEXER

Organization Name

murata manufacturing co., ltd.

Inventor(s)

Norihiko Nakahashi of Nagaokakyo-shi (JP)

MULTIPLEXER - A simplified explanation of the abstract

This abstract first appeared for US patent application 20240250700 titled 'MULTIPLEXER

The abstract describes a patent application for a multiplexer with specific features and innovations.

The multiplexer includes filters connected to input/output terminals for different frequency bands.
An additional circuit with a resonator and IDT electrodes is connected to the common terminal.
The resonator has IDT electrodes on a piezoelectric substrate, with the widest electrode finger pitch connected to the common terminal.

Potential Applications:

This technology can be used in communication systems, signal processing, and frequency division multiplexing.
It can also be applied in wireless communication, radar systems, and satellite communication.

Problems Solved:

The multiplexer helps in filtering and routing signals efficiently.
It allows for the separation of different frequency bands with precision.

Benefits:

Improved signal processing and filtering capabilities.
Enhanced performance in communication systems.
Increased efficiency in frequency division multiplexing.

Commercial Applications:

Title: Advanced Multiplexer Technology for Communication Systems
This technology can be utilized in telecommunications companies, defense systems, and satellite communication providers.
It has the potential to improve signal processing and data transmission in various industries.

Questions about the Technology: 1. How does the resonator with IDT electrodes improve signal filtering in the multiplexer? 2. What are the specific advantages of using filters for different frequency bands in a multiplexer?

Original Abstract Submitted

a multiplexer includes a common terminal, first and second input/output terminals, a filter connected between the common terminal and the first input/output terminals and having a pass band including a first frequency band, a filter that is connected between the common terminal and the second input/output terminal and having a pass band including a second frequency band lower than the first frequency band, and an additional circuit including a first end connected to the common terminal and a second end connected to portion of a path connecting the common terminal and the first input/output terminal, the portion excluding the common terminal. the additional circuit includes a resonator including idt electrodes on a piezoelectric substrate, and the idt electrode with a widest electrode finger pitch is connected to the common terminal.