Wireless charging receiving end module and wireless power receiving device

By adopting electromagnetic induction charging technology and an independently designed wireless charging receiver module, the problems of long development cycles and high costs of existing wireless charging receivers have been solved, achieving efficient and low-cost wireless charging and improving compatibility with Qi-certified chargers.

CN122456776APending Publication Date: 2026-07-24PRIMAX ELECTRONICS LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
PRIMAX ELECTRONICS LTD
Filing Date
2025-01-22
Publication Date
2026-07-24

AI Technical Summary

Technical Problem

Existing wireless charging receivers suffer from extended development cycles and increased costs due to custom development, and the use of A4WP or NFC technologies results in high costs, low efficiency, high power consumption, and poor compatibility.

Method used

The wireless charging receiver module using electromagnetic induction charging technology includes a cover, a circuit board, a conductive coil, and a first magnetic shielding layer. In conjunction with the Qi protocol, it features an independent circuit board design for easy disassembly and replacement, and a first magnetic shielding layer is placed between the circuit board and the conductive coil to improve charging efficiency.

Benefits of technology

It reduces the manufacturing cost of wireless charging receivers, improves charging efficiency and compatibility, does not affect the circuit design and development cycle of electronic products, and avoids material waste when replacing them.

✦ Generated by Eureka AI based on patent content.

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Abstract

The present application provides a wireless charging receiving end module, which includes a cover, a circuit board, a set of first electrically connecting members, a conductive coil and a first magnetic shielding layer. The upper cover portion of the cover has a plurality of first through holes. The circuit board is located in the cover. The set of first electrically connecting members has a plurality of first conductive end portions exposed from the upper surface of the circuit board and respectively exposed from the first through holes. The conductive coil is located in the cover and is arranged below the circuit board. The first magnetic shielding layer is located in the cover and is arranged between the circuit board and the conductive coil. The present application also provides a wireless power receiving device capable of accommodating and electrically connecting the wireless charging receiving end module.
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