GB1253045A - - Google Patents
Info
- Publication number
- GB1253045A GB1253045A GB1253045DA GB1253045A GB 1253045 A GB1253045 A GB 1253045A GB 1253045D A GB1253045D A GB 1253045DA GB 1253045 A GB1253045 A GB 1253045A
- Authority
- GB
- United Kingdom
- Prior art keywords
- loud
- sound
- opposite direction
- speaker
- intercoupled
- 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.)
- Expired
Links
- 230000005284 excitation Effects 0.000 abstract 1
- 230000005855 radiation 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
- H04R5/00—Stereophonic arrangements
- H04R5/02—Spatial or constructional arrangements of 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
- H04R1/22—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired frequency characteristic only
- H04R1/26—Spatial arrangements of separate transducers responsive to two or more frequency ranges
-
- 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
- H04R1/323—Arrangements for obtaining desired frequency or directional characteristics for obtaining desired directional characteristic only 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
- H04R2205/00—Details of stereophonic arrangements covered by H04R5/00 but not provided for in any of its subgroups
- H04R2205/024—Positioning of loudspeaker enclosures for spatial sound reproduction
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Stereophonic System (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
- Circuit For Audible Band Transducer (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US69069567A | 1967-12-04 | 1967-12-04 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1253045A true GB1253045A (fr) | 1971-11-10 |
Family
ID=24773540
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1253044D Expired GB1253044A (fr) | 1967-12-04 | 1968-10-29 | |
GB1253045D Expired GB1253045A (fr) | 1967-12-04 | 1968-10-29 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB1253044D Expired GB1253044A (fr) | 1967-12-04 | 1968-10-29 |
Country Status (5)
Country | Link |
---|---|
US (1) | US3582553A (fr) |
JP (1) | JPS5238406B1 (fr) |
DE (2) | DE1812596C3 (fr) |
FR (1) | FR1593711A (fr) |
GB (2) | GB1253044A (fr) |
Families Citing this family (30)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3980829A (en) * | 1973-06-05 | 1976-09-14 | Harold Norman Beveridge | Wide angle cylindrical wave loudspeaker extending approximately from floor to ceiling height with a lens |
US3947635A (en) * | 1973-09-12 | 1976-03-30 | Frankman Charles W | Integrated stereo speaker system |
US3933219A (en) * | 1974-04-08 | 1976-01-20 | Ambient, Inc. | Speaker system |
FR2363955A1 (fr) * | 1976-09-02 | 1978-03-31 | Bose Corp | Enceinte a moteurs de haut-parleurs multiples |
US4181819A (en) * | 1978-07-12 | 1980-01-01 | Cammack Kurt B | Unitary panel multiple frequency range speaker system |
US4218583A (en) * | 1978-07-28 | 1980-08-19 | Bose Corporation | Varying loudspeaker spatial characteristics |
US4227050A (en) * | 1979-01-11 | 1980-10-07 | Wilson Bernard T | Virtual sound source system |
US4503930A (en) * | 1982-09-03 | 1985-03-12 | Mcdowell Vaughn P | Loudspeaker system |
CH663872A5 (fr) * | 1982-12-23 | 1988-01-15 | Sound Electronic Systems | Enceinte stereophonique. |
EP0204106B1 (fr) * | 1985-04-12 | 1993-06-23 | Mitsubishi Denki Kabushiki Kaisha | Système à haut-parleurs |
US4932060A (en) * | 1987-03-25 | 1990-06-05 | Bose Corporation | Stereo electroacoustical transducing |
DE3829278A1 (de) * | 1988-08-30 | 1990-03-01 | Telefunken Fernseh & Rundfunk | Lautsprecheranordnung fuer einen hdtv-fernsehempfaenger |
NL8802488A (nl) * | 1988-10-11 | 1990-05-01 | Rob Jurrien Oliemuller | Luidsprekerbox. |
FI81471C (fi) * | 1988-11-08 | 1990-10-10 | Timo Tarkkonen | Hoegtalare givande ett tredimensionellt stereoljudintryck. |
DE9017150U1 (de) * | 1990-12-19 | 1991-03-21 | Keplinger, Rainer, 8865 Hainsfarth | Lautsprechereinheit |
EP0624047A1 (fr) * | 1993-05-06 | 1994-11-09 | Bose Corporation | Transduction asymétrique |
US5502772A (en) * | 1994-07-18 | 1996-03-26 | Felder; Charles J. | Speaker having improved sound square, sound bank, sound angle, sound wedge and sound radiators |
GB9415200D0 (en) * | 1994-07-28 | 1994-09-21 | Almossawi H I H | The sweet spot speaker |
US6169812B1 (en) | 1998-10-14 | 2001-01-02 | Francis Allen Miller | Point source speaker system |
JP3992974B2 (ja) | 2001-01-22 | 2007-10-17 | 義人 丸尾 | スピーカー装置 |
US6940990B2 (en) * | 2003-07-14 | 2005-09-06 | Wan-Fang Huang | Multi-channel audio center speaker device |
US7817812B2 (en) * | 2005-05-31 | 2010-10-19 | Polk Audio, Inc. | Compact audio reproduction system with large perceived acoustic size and image |
US20080285762A1 (en) * | 2007-05-15 | 2008-11-20 | Keiichi Iwamoto | Point source speaker systems |
US8036410B2 (en) * | 2008-03-10 | 2011-10-11 | Robert Bosch Gmbh | Offset baffles for acoustic signal arrival synchronization |
US8867749B2 (en) | 2011-04-18 | 2014-10-21 | Paul Blair McGowan | Acoustic spatial projector |
US9055360B1 (en) * | 2014-04-07 | 2015-06-09 | Joseph W Johnson | Sonic projector system |
US10327067B2 (en) | 2015-05-08 | 2019-06-18 | Samsung Electronics Co., Ltd. | Three-dimensional sound reproduction method and device |
EP3128762A1 (fr) | 2015-08-03 | 2017-02-08 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Barre audio |
DE102016002260B4 (de) | 2016-02-25 | 2021-10-21 | Audioblock Gmbh | Lautsprecherbox |
GB2568223A (en) * | 2017-09-15 | 2019-05-15 | Gowler Hart David | Bass generator 20Hz> audio system reinforcement |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3104729A (en) * | 1963-09-24 | Stereophonic sound reproducing loudspeaker system | ||
US1932343A (en) * | 1932-05-04 | 1933-10-24 | Philadelphia Storage Battery | Radio loud speaker cabinet |
US2256057A (en) * | 1939-03-23 | 1941-09-16 | Rca Corp | Tone control circuit |
CH248861A (de) * | 1944-05-30 | 1947-05-31 | Philips Nv | Stereophonisches Wiedergabegerät. |
US2544742A (en) * | 1946-12-31 | 1951-03-13 | Vibra Sonic Inc | Cubic loud-speaker cabinet |
US2710662A (en) * | 1948-12-23 | 1955-06-14 | Armour Res Found | Sound projection system |
DE1687888U (de) * | 1951-07-09 | 1954-11-25 | Nordwestdeutscher Rundfunk | Lautsprecheranordnung. |
DE1708913U (de) * | 1952-09-15 | 1955-10-20 | Philips Nv | Schallwiedergabevorrichtung mit getrennter wiedergabe der niedrigen und hohen frequenzen. |
US2689016A (en) * | 1953-04-14 | 1954-09-14 | Henry C Lang | Sound reproducing system |
CH325519A (de) * | 1954-12-01 | 1957-11-15 | Zoellig Karl | Für Schallwiedergabe eingerichtetes Gerät mit mindestens zwei Lautsprechern verschiedener Beschallungsrichtung |
DE1790846U (de) * | 1955-08-19 | 1959-06-25 | Imp Rundfunk Und Fernsehwerk G | Schallfuehrung fuer elektro-akustische geraete und fernseh-geraete mit tonteil. |
US2915588A (en) * | 1956-08-06 | 1959-12-01 | Amar G Bose | Pressure wave generation |
DE1790062U (de) * | 1956-10-25 | 1959-06-11 | Roland Rabl | Lautsprecheranordnung. |
GB898445A (en) * | 1958-09-04 | 1962-06-06 | Victor Valchera | Improvements in or relating to stereophonic sound reproducing apparatus |
US3026957A (en) * | 1959-06-02 | 1962-03-27 | Gladstone Lewis | Loudspeaker system |
US3241631A (en) * | 1964-01-31 | 1966-03-22 | Manieri Domenico | High-fidelity column-type stereomonophonic diffuser with regulated sound deflection |
GB1224240A (en) * | 1968-08-08 | 1971-03-03 | Advance Data Systems Ltd | Article dispensing apparatus |
-
1967
- 1967-12-04 US US690695A patent/US3582553A/en not_active Expired - Lifetime
-
1968
- 1968-10-29 GB GB1253044D patent/GB1253044A/en not_active Expired
- 1968-10-29 GB GB1253045D patent/GB1253045A/en not_active Expired
- 1968-11-27 FR FR1593711D patent/FR1593711A/fr not_active Expired
- 1968-12-04 DE DE1812596A patent/DE1812596C3/de not_active Expired
- 1968-12-04 JP JP43088446A patent/JPS5238406B1/ja active Pending
- 1968-12-04 DE DE6809798U patent/DE6809798U/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS5238406B1 (fr) | 1977-09-29 |
DE1812596A1 (de) | 1969-10-16 |
FR1593711A (fr) | 1970-06-01 |
DE1812596C3 (de) | 1982-05-19 |
DE1812596B2 (de) | 1980-05-08 |
DE6809798U (de) | 1974-05-02 |
US3582553A (en) | 1971-06-01 |
GB1253044A (fr) | 1971-11-10 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed [section 19, patents act 1949] | ||
PCNP | Patent ceased through non-payment of renewal fee |