Inventors list |
Assignees list |
Classification tree browser |
Top 100 Inventors |
Top 100 Assignees |
PANPHONICS OY
| PANPHONICS OY Patent applications | ||
| Patent application number | Title | Published |
|---|---|---|
| 20110019845 | DIRECTING SOUND FIELD OF ACTUATOR - The invention relates to a plate-like electrostatic actuator which comprises at least one plate-like stator with an electrode formed on its surface and at least one moving diaphragm, and in which a signal is transmitted to the electrode along a signal line. In the solution of the invention, the delay directing the sound field of the actuator is formed at least partly of an RC circuit composed of components of the actuator. | 01-27-2011 |
| 20100008525 | Acoustic Actuator Plate Structure - Acoustic actuator plate structures are used in acoustic applications. The acoustic actuator plate structure according to the invention contains an electret material and comprises a structurally weaker electret layer ( | 01-14-2010 |