Sonoflex: Embroidered speakers without permanent magnets

Keyphrases

• Permanent Magnet 100%
• Substrate Material 50%
• Textile 50%
• Manufacturing Parameters 50%
• Experiment Results 50%
• Enameled Copper Wire 50%
• Near-ultrasound 50%
• Electrostatic Speaker 50%
• Flat Spiral Coil 50%
• Broad Frequency Range 50%
• Turns Count 50%
• Audible Sound 50%
• Ultrasound Communication 50%

Physics

• Permanent Magnet 100%