OPTICAL MODULE AND OPTICAL DEVICE

Organization Name

Murata Manufacturing Co., Ltd.

Inventor(s)

Yuuki Ishii of Nagaokakyo-shi (JP)

Yuka Tanaka of Nagaokakyo-shi (JP)

Katsuhiro Tabuchi of Nagaokakyo-shi (JP)

Noritaka Kishi of Nagaokakyo-shi (JP)

Hitoshi Sakaguchi of Nagaokakyo-shi (JP)

Takahide Nakadoi of Nagaokakyo-shi (JP)

Nobumasa Kitamori of Nagaokakyo-shi (JP)

OPTICAL MODULE AND OPTICAL DEVICE - A simplified explanation of the abstract

This abstract first appeared for US patent application 18652021 titled 'OPTICAL MODULE AND OPTICAL DEVICE

Simplified Explanation:

The patent application describes an optical module with a translucent body, a tubular vibrator supporting the body, a piezoelectric element to vibrate the vibrator, and an inner-layer optical component.

The translucent body is supported by a tubular vibrator.
A piezoelectric element is used to vibrate the vibrator.
An inner-layer optical component is located at an inner side portion of the vibrator.
Gaps are present between the translucent body and the inner-layer optical component, as well as between the piezoelectric element and the inner-layer optical component.
The dimensions of these gaps are specified in relation to the wavelength of the acoustic wave generated by vibration.

Key Features and Innovation:

Integration of a translucent body, tubular vibrator, piezoelectric element, and inner-layer optical component in an optical module.
Specific dimensions of gaps between components to optimize performance.

Potential Applications:

Optical communication systems
Medical imaging devices
Laser technology

Problems Solved:

Improved optical module design for enhanced performance.
Efficient vibration control for optical components.

Benefits:

Enhanced optical performance
Increased reliability and stability
Precision in optical applications

Commercial Applications:

Optical modules with improved vibration control and optical component integration can be used in various industries such as telecommunications, medical imaging, and laser technology, leading to more efficient and reliable optical systems.

Questions about Optical Module: 1. How does the integration of a piezoelectric element improve the performance of the optical module? 2. What are the potential challenges in manufacturing an optical module with specific dimensions of gaps between components?

Original Abstract Submitted

An optical module includes a translucent body, a tubular vibrator supporting the translucent body, a piezoelectric element located at the vibrator to vibrate the vibrator, and an inner-layer optical component at an inner side portion of the vibrator, in which a first gap is located between the translucent body and the inner-layer optical component, a second gap is located between the piezoelectric element and the inner-layer optical component, at least one of a first dimension of the first gap in a vibration direction of the translucent body and a second dimension of the second gap in the vibration direction of the vibrator is in a range of about [(n×λ/2)+0.1 mm] or more and about [{(n+1)×λ/2}−0.1 mm] or less, and n indicates an integer of 0 or more, and λ indicates a wavelength of an acoustic wave generated by vibration.