JPH0140556B2 - - Google Patents
Info
- Publication number
- JPH0140556B2 JPH0140556B2 JP52029167A JP2916777A JPH0140556B2 JP H0140556 B2 JPH0140556 B2 JP H0140556B2 JP 52029167 A JP52029167 A JP 52029167A JP 2916777 A JP2916777 A JP 2916777A JP H0140556 B2 JPH0140556 B2 JP H0140556B2
- Authority
- JP
- Japan
- Prior art keywords
- support
- acoustic transducer
- tetrahedral
- common axis
- transducers
- 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
- 238000000034 method Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 5
- 210000003128 head Anatomy 0.000 description 3
- 210000004556 brain Anatomy 0.000 description 2
- 239000011358 absorbing material Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 210000003454 tympanic membrane Anatomy 0.000 description 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
- H04R5/027—Spatial or constructional arrangements of microphones, e.g. in dummy heads
-
- 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
- H04R2205/00—Details of stereophonic arrangements covered by H04R5/00 but not provided for in any of its subgroups
- H04R2205/022—Plurality of transducers corresponding to a plurality of sound channels in each earpiece of headphones or in a single enclosure
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
- Stereophonic Arrangements (AREA)
- Details Of Audible-Bandwidth Transducers (AREA)
- Electrostatic, Electromagnetic, Magneto- Strictive, And Variable-Resistance Transducers (AREA)
- Stereophonic System (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB10502/76A GB1572093A (en) | 1976-03-16 | 1976-03-16 | Omniphonic transducer system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS52152201A JPS52152201A (en) | 1977-12-17 |
| JPH0140556B2 true JPH0140556B2 (US20100012521A1-20100121-C00001.png) | 1989-08-29 |
Family
ID=9969030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2916777A Granted JPS52152201A (en) | 1976-03-16 | 1977-03-16 | Transducer used for acoustic device |
Country Status (7)
Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS604640B2 (ja) * | 1975-07-30 | 1985-02-05 | ソニー株式会社 | 擬似頭 |
| FR2407635A1 (fr) * | 1977-10-27 | 1979-05-25 | Herrenschmidt Gilles | Dispositif de haut-parleur |
| US4280586A (en) * | 1978-05-09 | 1981-07-28 | Petersen Ted W | Speaker enclosure |
| US4742548A (en) * | 1984-12-20 | 1988-05-03 | American Telephone And Telegraph Company | Unidirectional second order gradient microphone |
| US4658932A (en) * | 1986-02-18 | 1987-04-21 | Billingsley Michael S J C | Simulated binaural recording system |
| GB8617953D0 (en) * | 1986-07-23 | 1986-08-28 | Wehner R | Microphone & loudspeaker system |
| US5097514A (en) * | 1988-05-25 | 1992-03-17 | Mcneill Dennis G | Equilateral tetrahedral speaker system |
| US5123500A (en) * | 1991-03-06 | 1992-06-23 | Malhoit Thomas A | Loudspeaker enclosure |
| FR2689357B1 (fr) * | 1992-03-24 | 1997-03-28 | Blanchet Vincent | Couple de microphones stereophonique adapte a l'enregistrement numerique. |
| CA2076288C (en) * | 1992-08-18 | 2001-01-30 | Raymond Wehner | Microphone and loudspeaker system |
| CA2152611A1 (en) * | 1992-12-29 | 1994-07-07 | Waldemar Kehler | Method of polarizing acoustic fields in particular with the aim of achieving an extrelmely broad, non-localized and spatial stereo effect requiring little space |
| AT411123B (de) * | 2000-03-21 | 2003-09-25 | Joanneum Res Forschungsgmbh | Vorrichtung zur aufnahme von schallwellen |
| JP6788272B2 (ja) * | 2017-02-21 | 2020-11-25 | オンフューチャー株式会社 | 音源の検出方法及びその検出装置 |
| USD918870S1 (en) * | 2019-08-09 | 2021-05-11 | SDS Asia Limited, BVI # 1748971 | Speaker |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL220145A (US20100012521A1-20100121-C00001.png) * | 1956-08-31 | |||
| FR1199441A (fr) * | 1958-02-26 | 1959-12-14 | Procédé et dispositifs de restitution de l'espace sonore dans des locaux de faibles ou moyennes dimensions | |
| US2969848A (en) * | 1958-05-08 | 1961-01-31 | Claude C Farwell | Bass speaker enclosure |
| DE1100087B (de) * | 1959-03-10 | 1961-02-23 | Sennheiser Electronic | Lautsprecheranordnung fuer stereophonische Wiedergabe |
| JPS4929441B1 (US20100012521A1-20100121-C00001.png) * | 1970-02-27 | 1974-08-05 | ||
| US3815707A (en) * | 1972-12-08 | 1974-06-11 | Epicure Prod Inc | Speaker enclosure |
| DE2362229A1 (de) * | 1973-12-14 | 1975-06-26 | Zoran Dipl Ing Sonc | Das system der schallaufnahme, schallwiedergabe und des rundfunks (sphaerophonie) |
| GB1512514A (en) * | 1974-07-12 | 1978-06-01 | Nat Res Dev | Microphone assemblies |
| DE2435944C3 (de) * | 1974-07-25 | 1985-07-18 | Poensgen, Karl Otto, 8000 München | Hifi-Lautsprecherbox |
| DE2440844A1 (de) * | 1974-08-26 | 1976-03-11 | Karl Otto Poensgen | Hifi-ein- bis mehr-kanal tonaufnahmeund wiedergabetechniken |
-
1976
- 1976-03-16 GB GB10502/76A patent/GB1572093A/en not_active Expired
-
1977
- 1977-03-02 CA CA273,024A patent/CA1060350A/en not_active Expired
- 1977-03-04 US US05/774,451 patent/US4122910A/en not_active Expired - Lifetime
- 1977-03-15 NL NL7702803A patent/NL7702803A/xx not_active Application Discontinuation
- 1977-03-15 FR FR7707594A patent/FR2345046A1/fr active Granted
- 1977-03-16 DE DE19772711459 patent/DE2711459A1/de active Granted
- 1977-03-16 JP JP2916777A patent/JPS52152201A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE2711459C2 (US20100012521A1-20100121-C00001.png) | 1988-06-30 |
| JPS52152201A (en) | 1977-12-17 |
| GB1572093A (en) | 1980-07-23 |
| DE2711459A1 (de) | 1977-09-22 |
| FR2345046A1 (fr) | 1977-10-14 |
| FR2345046B1 (US20100012521A1-20100121-C00001.png) | 1983-08-05 |
| CA1060350A (en) | 1979-08-14 |
| NL7702803A (nl) | 1977-09-20 |
| US4122910A (en) | 1978-10-31 |
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