5 results about "Electrostatic loudspeaker" patented technology

Aspects of the present disclosure relate to an electrostatic speaker system (225), a vehicle audio system (200) including the electrostatic speaker system (225), and a vehicle (300) including the vehicle audio system (200). An electrostatic speaker system (225) includes a voltage conversion module (245) and an electrostatic transducer (230). The voltage conversion module (245) is configured to: receive a low voltage "speaker level" signal (220) from a vehicle audio source (205); and converts the received low voltage loudspeaker level signal (220) into a high voltage audio signal (220a). The electrostatic transducer (230) is configured to receive a high voltage audio signal (from the voltage conversion module) and to convert the high voltage audio signal (220a) into sound waves for output by the electrostatic speaker system (225). The voltage conversion module (245) comprises at least one audio transformer (250) configured to boost a voltage of the low voltage loudspeaker level signal (220) to a predefined voltage level for the high voltage audio signal (220a).

The utility model belongs to loudspeaker technical field discloses a kind of electrostatic loudspeaker and electronic equipment, electrostatic loudspeaker includes shell, first polarity structure, second polarity structure, vibration structure. First polarity structure is equipped with at least one, first polarity structure is set in shell;Second polarity structure is equipped with at least one, second polarity structure is set in shell, and second polarity structure and first polarity structure are along first direction vibration structure alternately arranged;When one of the two of first polarity structure and second polarity structure includes electrode layer, the other of the two includes electret layer;First direction vibration structure is the thickness direction of shell;Vibration structure is set in shell, and vibration structure is conductor;The inner periphery of vibration structure is connected to second polarity structure, and the outer periphery of vibration structure is connected to shell. The electrostatic loudspeaker and electronic equipment provided by the utility model have long service life.

Aspects of the present invention relate to an electrostatic speaker system, a vehicle audio system comprising the electrostatic speaker system, and a vehicle comprising the vehicle audio system. The electrostatic speaker system comprises a voltage conversion module and an electrostatic transducer. The voltage conversion module is configured to receive a low-voltage ‘speaker-level’ signal from a vehicle audio source; and to convert the received low-voltage speaker-level signal to a high-voltage audio signal. The electrostatic transducer is configured to receive the high-voltage audio signal (from the voltage conversion module) and to convert this high-voltage audio signal into sound waves for output by the electrostatic speaker system. The voltage conversion module comprises at least one audio transformer configured to step-up the voltage of the low-voltage speaker-level signal to a predefined voltage level for the high-voltage audio signal.

The vehicle audio system 200 comprises an electrostatic speaker system 225. The electrostatic speaker system comprises a voltage conversion module 245 to receive a relatively low-voltage 'speaker-leve

The electrostatic speaker 210 is configured to be disposed within a vehicle interior component. The electrostatic speaker comprises an electrostatic transducer 220 and a speaker grille 230 configured