WO2004082323A3 - Pavillon de haut-parleur et procede pour commander des lobes secondaires dans un ensemble lineaire de sources acoustiques - Google Patents
Pavillon de haut-parleur et procede pour commander des lobes secondaires dans un ensemble lineaire de sources acoustiques Download PDFInfo
- Publication number
- WO2004082323A3 WO2004082323A3 PCT/US2004/006920 US2004006920W WO2004082323A3 WO 2004082323 A3 WO2004082323 A3 WO 2004082323A3 US 2004006920 W US2004006920 W US 2004006920W WO 2004082323 A3 WO2004082323 A3 WO 2004082323A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- horn
- grating lobes
- line array
- acoustic sources
- loudspeaker horn
- Prior art date
Links
- 230000000116 mitigating effect Effects 0.000 abstract 2
- 230000001629 suppression Effects 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/30—Combinations of transducers with horns, e.g. with mechanical matching means, i.e. front-loaded horns
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/18—Methods or devices for transmitting, conducting or directing sound
- G10K11/26—Sound-focusing or directing, e.g. scanning
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
- H04R1/32—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only
- H04R1/40—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers
- H04R1/403—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by combining a number of identical transducers loud-speakers
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
- Circuit For Audible Band Transducer (AREA)
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US45297503P | 2003-03-07 | 2003-03-07 | |
US60/452,975 | 2003-03-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2004082323A2 WO2004082323A2 (fr) | 2004-09-23 |
WO2004082323A3 true WO2004082323A3 (fr) | 2006-05-04 |
Family
ID=32990712
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/US2004/006920 WO2004082323A2 (fr) | 2003-03-07 | 2004-03-04 | Pavillon de haut-parleur et procede pour commander des lobes secondaires dans un ensemble lineaire de sources acoustiques |
Country Status (1)
Country | Link |
---|---|
WO (1) | WO2004082323A2 (fr) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2562238A (en) * | 2017-05-08 | 2018-11-14 | Flare Audio Tech Limited | Loudspeaker horn |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6394223B1 (en) * | 1999-03-12 | 2002-05-28 | Clair Brothers Audio Enterprises, Inc. | Loudspeaker with differential energy distribution in vertical and horizontal planes |
-
2004
- 2004-03-04 WO PCT/US2004/006920 patent/WO2004082323A2/fr active Application Filing
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6394223B1 (en) * | 1999-03-12 | 2002-05-28 | Clair Brothers Audio Enterprises, Inc. | Loudspeaker with differential energy distribution in vertical and horizontal planes |
Also Published As
Publication number | Publication date |
---|---|
WO2004082323A2 (fr) | 2004-09-23 |
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