GB2446547B - Acoustic horn waveguides - Google Patents
Acoustic horn waveguidesInfo
- Publication number
- GB2446547B GB2446547B GB0810537A GB0810537A GB2446547B GB 2446547 B GB2446547 B GB 2446547B GB 0810537 A GB0810537 A GB 0810537A GB 0810537 A GB0810537 A GB 0810537A GB 2446547 B GB2446547 B GB 2446547B
- Authority
- GB
- United Kingdom
- Prior art keywords
- acoustic horn
- horn waveguides
- waveguides
- acoustic
- horn
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- 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
- H04R1/22—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
-
- 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
- H04R1/34—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
- H04R1/345—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means for loudspeakers
-
- 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
-
- 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
- H04R1/34—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means
- H04R1/345—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means for loudspeakers
- H04R1/347—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only by using a single transducer with sound reflecting, diffracting, directing or guiding means for loudspeakers for obtaining a phase-shift between the front and back acoustic wave
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2201/00—Details of transducers, loudspeakers or microphones covered by H04R1/00 but not provided for in any of its subgroups
- H04R2201/40—Details of arrangements for obtaining desired directional characteristic by combining a number of identical transducers covered by H04R1/40 but not provided for in any of its subgroups
- H04R2201/405—Non-uniform arrays of transducers or a plurality of uniform arrays with different transducer spacing
Landscapes
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
- Waveguide Aerials (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0522876A GB2432289A (en) | 2005-11-09 | 2005-11-09 | Horn for a curved line array of loudspeakers |
PCT/GB2006/004197 WO2007054709A2 (en) | 2005-11-09 | 2006-11-09 | Acoustic horn waveguides |
Publications (3)
Publication Number | Publication Date |
---|---|
GB0810537D0 GB0810537D0 (en) | 2008-07-16 |
GB2446547A GB2446547A (en) | 2008-08-13 |
GB2446547B true GB2446547B (en) | 2011-02-09 |
Family
ID=35516647
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0522876A Withdrawn GB2432289A (en) | 2005-11-09 | 2005-11-09 | Horn for a curved line array of loudspeakers |
GB0810537A Active GB2446547B (en) | 2005-11-09 | 2006-11-09 | Acoustic horn waveguides |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0522876A Withdrawn GB2432289A (en) | 2005-11-09 | 2005-11-09 | Horn for a curved line array of loudspeakers |
Country Status (2)
Country | Link |
---|---|
GB (2) | GB2432289A (en) |
WO (1) | WO2007054709A2 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8309045B2 (en) | 2011-02-11 | 2012-11-13 | General Electric Company | System and method for controlling emissions in a combustion system |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9111521B2 (en) | 2009-09-11 | 2015-08-18 | Bose Corporation | Modular acoustic horns and horn arrays |
US8917896B2 (en) | 2009-09-11 | 2014-12-23 | Bose Corporation | Automated customization of loudspeakers |
US9049519B2 (en) | 2011-02-18 | 2015-06-02 | Bose Corporation | Acoustic horn gain managing |
GB2520449B (en) * | 2013-05-31 | 2015-07-01 | Cerberus Black Ltd | Acoustic apparatus and operation |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4091891A (en) * | 1973-01-17 | 1978-05-30 | Onkyo Kabushiki Kaisha | Horn speaker |
US4390078A (en) * | 1982-02-23 | 1983-06-28 | Community Light & Sound, Inc. | Loudspeaker horn |
US4713799A (en) * | 1984-10-15 | 1987-12-15 | Deere & Company | Ultrasonic horn with sidelobe suppressing centerpiece |
EP1178702A2 (en) * | 2000-08-02 | 2002-02-06 | Alan Brock Adamson | Wave shaping sound chamber |
EP1460880A2 (en) * | 2003-03-20 | 2004-09-22 | Anthony John Andrews | Loudspeaker array |
-
2005
- 2005-11-09 GB GB0522876A patent/GB2432289A/en not_active Withdrawn
-
2006
- 2006-11-09 WO PCT/GB2006/004197 patent/WO2007054709A2/en active Application Filing
- 2006-11-09 GB GB0810537A patent/GB2446547B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4091891A (en) * | 1973-01-17 | 1978-05-30 | Onkyo Kabushiki Kaisha | Horn speaker |
US4390078A (en) * | 1982-02-23 | 1983-06-28 | Community Light & Sound, Inc. | Loudspeaker horn |
US4713799A (en) * | 1984-10-15 | 1987-12-15 | Deere & Company | Ultrasonic horn with sidelobe suppressing centerpiece |
EP1178702A2 (en) * | 2000-08-02 | 2002-02-06 | Alan Brock Adamson | Wave shaping sound chamber |
EP1460880A2 (en) * | 2003-03-20 | 2004-09-22 | Anthony John Andrews | Loudspeaker array |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8309045B2 (en) | 2011-02-11 | 2012-11-13 | General Electric Company | System and method for controlling emissions in a combustion system |
Also Published As
Publication number | Publication date |
---|---|
GB2446547A (en) | 2008-08-13 |
GB2432289A (en) | 2007-05-16 |
WO2007054709A3 (en) | 2007-08-16 |
WO2007054709A2 (en) | 2007-05-18 |
GB0522876D0 (en) | 2005-12-21 |
GB0810537D0 (en) | 2008-07-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) |
Free format text: REGISTERED BETWEEN 20140710 AND 20140716 |
|
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) |
Free format text: REGISTERED BETWEEN 20180104 AND 20180110 |