Satellitic compact electroacoustical transducing
US5917923A · kind A · utility
11Cited by
15References
26Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 19, 1995 |
| Grant date | Jun 29, 1999 |
| Priority date | — |
| Expiry date | Oct 19, 2015 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R5/02
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A loudspeaker system includes an upper frequency assembly that radiates acoustical energy having spectral components in the audio frequency range above a predetermined upper frequency, typically at the high end of the bass frequency range between 150 and 200 Hz. The assembly includes a ported enclosure with a front face enclosing a loudspeaker driver with a cone adjacent to the front face of diameter slightly less than at least one of the height and width of the enclosure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.