Miniature hearing-aid compatible receiver equipped with hearing-aid voice coils under diaphragm

• Main Authors: HU HAOYUE, WU SIBING, XU RUIGEN
• Format: Patent
• Language: Chinese; English
• Published: 24.02.2010
• Subjects: DEAF-AID SETS; ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS; PUBLIC ADDRESS SYSTEMS

The utility model discloses a miniature hearing-aid compatible receiver equipped with hearing-aid voice coils under a diaphragm, which aims to provide a design scheme of a high-quality HAC hearing-aidcompatible receiver with auxiliary functions of hearing-aid equipment. The miniature hearing-aid compatible receiver comprises a support, a magnetic shield is arranged at the back of the support, magnet steel and a pole piece are fixed in the magnetic shield, a diaphragm voice coil is arranged around the magnet steel and the pole piece, the diaphragm voice coil is connected with a diaphragm in front of the pole piece, and a front cover is fixed on the support in front of the diaphragm. The miniature hearing-aid compatible receiver is characterized in that a group of hearing-aid voice coils isfixed between the edge of the diaphragm and the support or between the diaphragm in the area of a diaphragm folded ring and the support, and connecting wires of the hearing-aid voice coils are in series connection or parallel