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Class Information
Number: 381/345
Name: Electrical audio signal processing systems and devices > Electro-acoustic audio transducer > Having acoustic wave modifying structure > Acoustic enclosure
Description: Subject matter including a housing surrounding the electro-acoustic transducer wherein the housing is specifically configured to modify characteristics of sound emitted or received by the transducer.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7206422 |
Transducer assembly apparatus |
Apr. 17, 2007 |
| 7201252 |
Loudspeaker systems |
Apr. 10, 2007 |
| 7184562 |
Loudspeaker apparatus |
Feb. 27, 2007 |
| 7162049 |
Ported loudspeaker system and method with reduced air turbulence, bipolar radiation pattern and novel appearance |
Jan. 9, 2007 |
| 7162050 |
Compound sound generator |
Jan. 9, 2007 |
| 7130420 |
Acoustic transducer assembly |
Oct. 31, 2006 |
| 7123725 |
High intensity infrasonic tunable resonant acoustic test cell |
Oct. 17, 2006 |
| 7123736 |
Double-resonator micro-speaker assemblies and methods for tuning the same |
Oct. 17, 2006 |
| 7116795 |
Self-aligning self-sealing high-fidelity portable speaker and system |
Oct. 3, 2006 |
| 7111706 |
Enclosure and audio-visual apparatus comprising same |
Sep. 26, 2006 |
| 7113813 |
Mobile communication terminal and electro-acoustic transducer used for the same |
Sep. 26, 2006 |
| 7110536 |
Acoustic seal system |
Sep. 19, 2006 |
| 7103193 |
Bandpass woofer enclosure with multiple acoustic fibers |
Sep. 5, 2006 |
| 7096995 |
Polyurethane foam cabinets |
Aug. 29, 2006 |
| 7093688 |
Structure for preventing the generation of standing waves and a method for implementing the same |
Aug. 22, 2006 |
| 7088838 |
Speakerphone accessory assembly |
Aug. 8, 2006 |
| 7074296 |
In-ear hearing aid and method for its manufacture |
Jul. 11, 2006 |
| 7068806 |
Condensed speaker system |
Jun. 27, 2006 |
| 7068979 |
Mobile telecommunications device |
Jun. 27, 2006 |
| 7039212 |
Weather resistant porting |
May. 2, 2006 |
| 7027797 |
Portable terminal system |
Apr. 11, 2006 |
| 7019621 |
Methods and apparatus to increase sound quality of piezoelectric devices |
Mar. 28, 2006 |
| 7016513 |
Variable disposition wide band multi-way loudspeakers |
Mar. 21, 2006 |
| 7013020 |
Speaker cabinet |
Mar. 14, 2006 |
| 7006648 |
Speaker cabinet with increased air circulation efficiency |
Feb. 28, 2006 |
| 6995659 |
Sound generating transducer |
Feb. 7, 2006 |
| 6988339 |
Specialty media window |
Jan. 24, 2006 |
| 6987445 |
Water resistant audible signal |
Jan. 17, 2006 |
| 6968069 |
Low-profile tweeter with lateral air chamber |
Nov. 22, 2005 |
| 6968067 |
Portable entertainment system |
Nov. 22, 2005 |
| 6963652 |
Low frequency generator |
Nov. 8, 2005 |
| 6956956 |
Speaker installation and method |
Oct. 18, 2005 |
| 6944312 |
Lay-in ceiling speaker |
Sep. 13, 2005 |
| 6896096 |
Acoustic structures |
May. 24, 2005 |
| 6870942 |
Loudspeaker for line array sound system |
Mar. 22, 2005 |
| 6862360 |
Speaker system |
Mar. 1, 2005 |
| 6834744 |
Speaker system |
Dec. 28, 2004 |
| 6813364 |
Electric/acoustic transducer module, in-ear hearing aid and method for manufacturing an in-ear hearing aid |
Nov. 2, 2004 |
| 6810127 |
Clear sound side fill center fill |
Oct. 26, 2004 |
| 6807284 |
Speaker and speaker device |
Oct. 19, 2004 |
| 6785395 |
Speaker configuration for a portable electronic device |
Aug. 31, 2004 |
| 6782112 |
Low frequency transducer enclosure |
Aug. 24, 2004 |
| 6771787 |
Waveguide electroacoustical transducing |
Aug. 3, 2004 |
| 6763117 |
Speaker enclosure |
Jul. 13, 2004 |
| 6744902 |
Ported loudspeaker enclosure |
Jun. 1, 2004 |
| 6741717 |
Device for reducing structural-acoustic coupling between the diaphragm vibration field and the enclosure acoustic modes |
May. 25, 2004 |
| 6735320 |
Angled port loudspeaker |
May. 11, 2004 |
| 6728386 |
Electro-acoustic communications unit |
Apr. 27, 2004 |
| 6711274 |
Compound speaker for a portable communication device |
Mar. 23, 2004 |
| 6704426 |
Loudspeaker system |
Mar. 9, 2004 |
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