CA1175362A - Methode et appareil pour ameliorer l'image acoustique - Google Patents
Methode et appareil pour ameliorer l'image acoustiqueInfo
- Publication number
- CA1175362A CA1175362A CA000372645A CA372645A CA1175362A CA 1175362 A CA1175362 A CA 1175362A CA 000372645 A CA000372645 A CA 000372645A CA 372645 A CA372645 A CA 372645A CA 1175362 A CA1175362 A CA 1175362A
- Authority
- CA
- Canada
- Prior art keywords
- audio
- signal
- signals
- delayed
- range
- 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 title claims abstract description 22
- 230000002708 enhancing effect Effects 0.000 title claims description 17
- 230000005236 sound signal Effects 0.000 claims abstract description 98
- 230000003111 delayed effect Effects 0.000 claims abstract description 38
- 230000036279 refractory period Effects 0.000 claims abstract description 9
- 239000002131 composite material Substances 0.000 claims description 46
- 230000006870 function Effects 0.000 claims description 14
- 230000008447 perception Effects 0.000 claims description 14
- 230000006872 improvement Effects 0.000 claims description 7
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 description 19
- 230000010363 phase shift Effects 0.000 description 13
- 239000003607 modifier Substances 0.000 description 11
- 238000012546 transfer Methods 0.000 description 9
- 230000001934 delay Effects 0.000 description 8
- 239000003990 capacitor Substances 0.000 description 5
- 230000013707 sensory perception of sound Effects 0.000 description 5
- 230000008901 benefit Effects 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 210000005036 nerve Anatomy 0.000 description 2
- 230000002459 sustained effect Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 238000010420 art technique Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000003467 diminishing effect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000002592 echocardiography Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003340 mental effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000013441 quality evaluation Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
- 210000003454 tympanic membrane Anatomy 0.000 description 1
Landscapes
- Stereophonic System (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US129,752 | 1980-03-12 | ||
| US06/129,752 US4356349A (en) | 1980-03-12 | 1980-03-12 | Acoustic image enhancing method and apparatus |
| US23751181A | 1981-03-03 | 1981-03-03 | |
| US237,511 | 1981-03-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1175362A true CA1175362A (fr) | 1984-10-02 |
Family
ID=26827885
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000372645A Expired CA1175362A (fr) | 1980-03-12 | 1981-03-10 | Methode et appareil pour ameliorer l'image acoustique |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA1175362A (fr) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5872851A (en) * | 1995-09-18 | 1999-02-16 | Harman Motive Incorporated | Dynamic stereophonic enchancement signal processing system |
| US6130954A (en) * | 1996-01-02 | 2000-10-10 | Carver; Robert W. | High back-emf, high pressure subwoofer having small volume cabinet, low frequency cutoff and pressure resistant surround |
| US6240189B1 (en) * | 1994-06-08 | 2001-05-29 | Bose Corporation | Generating a common bass signal |
| US6418231B1 (en) | 1996-01-02 | 2002-07-09 | Robert W. Carver | High back EMF, high pressure subwoofer having small volume cabinet, low frequency cutoff and pressure resistant surround |
| US6522758B1 (en) | 1999-08-18 | 2003-02-18 | Sound Advance Systems, Inc. | Compensation system for planar loudspeakers |
-
1981
- 1981-03-10 CA CA000372645A patent/CA1175362A/fr not_active Expired
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6240189B1 (en) * | 1994-06-08 | 2001-05-29 | Bose Corporation | Generating a common bass signal |
| US5872851A (en) * | 1995-09-18 | 1999-02-16 | Harman Motive Incorporated | Dynamic stereophonic enchancement signal processing system |
| US6130954A (en) * | 1996-01-02 | 2000-10-10 | Carver; Robert W. | High back-emf, high pressure subwoofer having small volume cabinet, low frequency cutoff and pressure resistant surround |
| US6418231B1 (en) | 1996-01-02 | 2002-07-09 | Robert W. Carver | High back EMF, high pressure subwoofer having small volume cabinet, low frequency cutoff and pressure resistant surround |
| US6522758B1 (en) | 1999-08-18 | 2003-02-18 | Sound Advance Systems, Inc. | Compensation system for planar loudspeakers |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |