PLANAR TRANSDUCER AND SPEAKER

原文（中国語）

A planar transducer and a speaker are provided. The planar transducer includes a basket, a magnetic circuit assembly, a membrane assembly and a cover plate. An accommodation cavity is provided in the basket, and one end of the accommodation cavity is provided with an opening. The magnetic circuit assembly is disposed in the accommodation cavity. The magnetic circuit assembly includes a magnetically conductive plate, and a magnet assembly attached to the plate. The magnet assembly includes a number N of first magnets and N−1 second magnets, N being greater than or equal to 3, the first magnets and the second magnets being arranged alternately attached to each other, magnetic pole directions of the first magnets being perpendicular to magnetic pole directions of the second magnets, and magnetic pole directions of any two magnets in the magnet assembly, adjacent and arranged alternately with another type of magnet, being arranged oppositely.