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Class Information
Number: 181/155
Name: Acoustics > Diaphragm and enclosure > Reflector baffle
Description: Subject matter wherein the vibrated means is substantially enclosed and a portion of a radiation wave from in front of the vibrated means is deflected or modified.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7296653 |
Sound control apparatus |
Nov. 20, 2007 |
| 7263387 |
Speaker module design |
Aug. 28, 2007 |
| 7207413 |
Closed loop embedded audio transmission line technology for loudspeaker enclosures and systems |
Apr. 24, 2007 |
| 7201252 |
Loudspeaker systems |
Apr. 10, 2007 |
| 7123725 |
High intensity infrasonic tunable resonant acoustic test cell |
Oct. 17, 2006 |
| RE39330 |
Speaker system and a method for improving sound quality thereof |
Oct. 10, 2006 |
| 7093688 |
Structure for preventing the generation of standing waves and a method for implementing the same |
Aug. 22, 2006 |
| 6886658 |
Loudspeaker enclosure system |
May. 3, 2005 |
| 6860363 |
Planar acoustic waveguide |
Mar. 1, 2005 |
| 6820718 |
Acoustic reproduction device with improved directional characteristics |
Nov. 23, 2004 |
| 6758303 |
Electronic device having a multi-mode acoustic system and method for radiating sound waves |
Jul. 6, 2004 |
| 6755277 |
Speaker resonance voicebox |
Jun. 29, 2004 |
| 6705426 |
Acoustic diffuser and method of production |
Mar. 16, 2004 |
| 6675932 |
Speaker housing configured to minimize standing waves and resonate above the frequency range of transducers |
Jan. 13, 2004 |
| 6643377 |
Audio output system and method therefor |
Nov. 4, 2003 |
| 6634455 |
Thin-wall multi-concentric sleeve speaker |
Oct. 21, 2003 |
| 6603862 |
Spherical loudspeaker system |
Aug. 5, 2003 |
| 6597797 |
Spherical loudspeaker system with enhanced performance |
Jul. 22, 2003 |
| 6578660 |
Speaker enclosure venturi expander |
Jun. 17, 2003 |
| 6568502 |
Sounder, speaker and sound head using the sounder |
May. 27, 2003 |
| 6520282 |
Sound enhancement mechanism for speaker sound system |
Feb. 18, 2003 |
| 6516072 |
Loudspeaker |
Feb. 4, 2003 |
| 6502662 |
Speaker having a hemispherical vibrator |
Jan. 7, 2003 |
| 6435301 |
Apparatus for the redistriabution of acoustic energy |
Aug. 20, 2002 |
| 6425456 |
Hollow semicircularly curved loudspeaker enclosure |
Jul. 30, 2002 |
| 6356643 |
Electro-acoustic transducer |
Mar. 12, 2002 |
| 6320971 |
Speaker system and a method for improving sound quality thereof |
Nov. 20, 2001 |
| 6257365 |
Cone reflector/coupler speaker system and method |
Jul. 10, 2001 |
| 6223853 |
Loudspeaker system incorporating acoustic waveguide filters and method of construction |
May. 1, 2001 |
| 6152257 |
Audio speaker |
Nov. 28, 2000 |
| 6134332 |
Sound lens speaker system |
Oct. 17, 2000 |
| 6122386 |
Adjustable speaker system with reflector |
Sep. 19, 2000 |
| 6069962 |
Point source speaker system |
May. 30, 2000 |
| 6068080 |
Apparatus for the redistribution of acoustic energy |
May. 30, 2000 |
| 6009972 |
Omni-directional speaker system |
Jan. 4, 2000 |
| 5995634 |
Speaker and lamp combination |
Nov. 30, 1999 |
| 5988314 |
Sound output system |
Nov. 23, 1999 |
| 5949893 |
Loudspeaker box |
Sep. 7, 1999 |
| 5943430 |
Television stereophonic audio system |
Aug. 24, 1999 |
| 5943431 |
Loudspeaker with tapered slot coupler and sound reproduction system |
Aug. 24, 1999 |
| 5898137 |
Speaker system for television set |
Apr. 27, 1999 |
| 5886304 |
Omni-directional sound system |
Mar. 23, 1999 |
| 5874695 |
Speaker assembly |
Feb. 23, 1999 |
| 5821470 |
Broadband acoustical transmitting system |
Oct. 13, 1998 |
| 5815589 |
Push-pull transmission line loudspeaker |
Sep. 29, 1998 |
| 5804774 |
Ported reflex horn |
Sep. 8, 1998 |
| 5802196 |
Speaker for radiating sound waves in all directions relative to a speaker supporting surface |
Sep. 1, 1998 |
| 5793001 |
Synchronized multiple transducer system |
Aug. 11, 1998 |
| 5784473 |
Sound system |
Jul. 21, 1998 |
| 5764782 |
Acoustic reflector |
Jun. 9, 1998 |
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