Apparatus and method for supporting speaker design, and program therefor

A speaker design support apparatus supporting the designing of a speaker provided with a voice coil, a magnetic circuit, and a diaphragm, comprising;

• preprocessing means for calculating shapes of the voice coil and the magnetic circuit;
• magnetic circuit design means for obtaining a magnetic flux density distribution for the magnetic circuit based on the shapes of the voice coil and the magnetic circuit;
• intermediate processing means for obtaining a factor of force acting on the voice coil and an effective vibration mass based on the voice coil shape, the magnetic circuit shape, and the magnetic flux density distribution for the magnetic circuit;
• and
• equivalent circuit design means for obtaining an equivalent circuit of the speaker based on the voice coil shape, the magnetic circuit shape, the factor of force action on the voice coil, and the effective vibration system mass.

A speaker design support method supporting the designing for a speaker provided with at least a voice coil, a magnetic circuit, and a diaphragm, comprising steps of;

• inputting design data of the voice coil, the magnetic circuit, and the diaphragm;
• calculating a speaker characteristic based on the inputted design data;
• and
• displaying the calculated results.

A speaker design support method supporting the designing for a speaker provided with at least a voice coil, a magnetic circuit, and a diaphragm, comprising steps of;

• preprocessing for calculating shapes of the voice coil and the magnetic circuit;
• magnetic circuit designing for obtaining a magnetic flux density distribution for the magnetic circuit based on the shapes of the voice coil and the magnetic circuits;
• intermediate processing for obtaining a factor of force acting on the voice coil and an effective vibration mass based on the voice coil shape, the magnetic circuit shape, and the magnetic flux density distribution for the magnetic circuit;
• and
• equivalent circuit designing for obtaining an equivalent circuit of the speaker based on the voice coil shape, the magnetic circuit shape, the factor of force action on the voice coil, and the effective vibration system mass.

A speaker design support program supporting the designing for a speaker provided with at least a voice coil, a magnetic circuit, and a diaphragm, which makes a computer operate as;

• inputting means for inputting design data of the voice coil, the magnetic circuit, and the diaphragm;
• calculation means for calculating a speaker characteristic based on the inputted design data;
• and
• display means for displaying the calculated results.

A speaker design support program supporting the designing for a speaker provided with at least a voice coil, a magnetic circuit, and a diaphragm, which makes a computer operate as;

• preprocessing means for calculating shapes of the voice coil and the magnetic circuit;
• magnetic circuit design means for obtaining a magnetic flux density distribution for the magnetic circuit based on the shapes of the voice coil and the magnetic circuit;
• intermediate processing means for obtaining a factor of force acting on the voice coil and an effective vibration mass based on the voice coil shape, the magnetic circuit shape, and the magnetic flux density distribution for the magnetic circuit;
• and
• equivalent circuit design means for obtaining an equivalent circuit of the speaker based on the voice coil shape, the magnetic circuit shape, the factor of force actiing on the voice coil, and the effective vibration system mass.