公开(公告)号：US11930343B2

公开(公告)日：2024-03-12

申请号：US17050985

申请日：2018-12-11

Applicant: GOERTEK INC.

Inventor： Hanlong Cheng ,  Chengfei Zhang ,  Chunfa Liu

IPC: H04R9/06 ,  H04R1/02 ,  H04R3/00 ,  H04R9/04

CPC classification number: H04R9/06 ,  H04R1/026 ,  H04R3/00 ,  H04R9/045

Abstract: The present disclosure provides a sound generating unit, a sound generating module and electronic terminal, comprising a magnetic circuit system, a vibration system, and a circuit board. The voice coil is jointly wound by two voice coil wires, and the two end portions of each voice coil wire respectively form a wire-in end and a wire-out end; the lead-out positions of the two wire-in ends are located on one side of the voice coil, and the lead-out positions of the two wire-out ends are located on the other side of the voice coil; the two wire-in ends and the two wire-out ends are electrically connected to the corresponding pads of the circuit board respectively, and the internal circuit of the circuit board is configured to electrically connect the two wire-in ends together, and electrically connect the two wire-out ends together.

公开(公告)号：US11310603B2

公开(公告)日：2022-04-19

申请号：US17051035

申请日：2018-12-11

Applicant: GOERTEK INC.

Inventor： Hanlong Cheng ,  Chengfei Zhang ,  Chunfa Liu

IPC: H04R9/04 ,  H04R9/02 ,  H04R7/12 ,  H04R1/02 ,  H04R1/06 ,  H04R3/00 ,  H04R7/18 ,  H04R9/06

Abstract: The present disclosure provides a sound generating unit, a sound generating module and electronic terminal, comprising a magnetic circuit system, a vibration system, and a circuit board. The voice coil is jointly wound by two voice coil wires, and the two end portions of each voice coil wire respectively form a wire-in end and a wire-out end; the lead-out positions of the two wire-in ends are located on two sides of the voice coil and arranged diagonally, and the lead-out positions of the two wire-out ends are located on two sides of the voice coil and arranged diagonally; the two wire-in ends and the two wire-out ends are electrically connected to the corresponding pads of the circuit board respectively, and the internal circuit of the circuit board is configured to electrically connect the two wire-in ends together, and electrically connect the two wire-out ends together.