MOBILE PHONE, ELECTROACOUSTIC TRANSDUCER, AND ELECTRIC VIBRATION TRANSDUCER

摘要

PROBLEM TO BE SOLVED: To reproduce a sound with a wide range of low sound frequencies by allowing one unit to activate a function of a speaker and a somesthetic vibration generator (vibrator) and to extract a low frequency sound of a small- sized speaker for a user to bodily sense the sound as vibration. SOLUTION: A vibration coil 33 is placed in a rocking enabled manner in a leakage magnetic flux 21 of a magnet 20 used for a magnetic circuit 25 of the speaker 7 and the vibration is delivered to a case 17 via a spring 36. COPYRIGHT: (C)2003,JPO