Optical element driving mechanism

The optical element driving mechanism addresses miniaturization and functionality issues in imaging modules by using a dual-module design with piezoelectric-driven assemblies and circuitry for precise positioning and connectivity, enhancing auto focusing and image stabilization.

JP3256561UActive Publication Date: 2026-07-13TDK CORP
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Patent Information

Application Number
JP2026000617U
Authority / Receiving Office
JP · JP
Patent Type
Utility models
Current Assignee / Owner
Priority Date
2025-02-27
Filing Date
2026-02-24
Publication Date
2026-07-13
Estimated Expiration
2036-02-24

AI Technical Summary

Technical Problem

Current optical element driving mechanisms in imaging modules of electronic devices, such as smartphones, fail to meet the requirements of miniaturization and rapid positioning while supporting multiple functions like auto focusing and optical image stabilization.

Method used

The optical element driving mechanism incorporates a first and second optical module with movable parts connected via drive assemblies and rotational assemblies, utilizing piezoelectric elements for precise movement and positioning, and includes circuit assemblies for electrical connectivity and sensing, all designed to minimize size and enhance functionality.

Benefits of technology

Enables rapid positioning and multiple functions in a compact form factor, ensuring accurate and reliable operation of imaging modules in electronic devices.

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Abstract

This invention provides an optical element driving mechanism that enables the design of an imaging module capable of rapid positioning and multiple functions. [Solution] The optical element driving mechanism 10 includes a first optical module 100 and a second optical module 200, the first optical module including a fixed assembly FA, ​​a first movable part 108 configured to be connected to the second optical module and movable relative to the fixed assembly, and a first driving assembly DA1 configured to move the first movable part relative to the fixed assembly.
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