JPS634398B2 - - Google Patents
Info
- Publication number
- JPS634398B2 JPS634398B2 JP11663279A JP11663279A JPS634398B2 JP S634398 B2 JPS634398 B2 JP S634398B2 JP 11663279 A JP11663279 A JP 11663279A JP 11663279 A JP11663279 A JP 11663279A JP S634398 B2 JPS634398 B2 JP S634398B2
- Authority
- JP
- Japan
- Prior art keywords
- microphone
- signal
- output
- array
- microphones
- 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
- 230000004044 response Effects 0.000 claims description 39
- 238000003491 array Methods 0.000 claims description 10
- 230000000903 blocking effect Effects 0.000 claims description 9
- 230000010354 integration Effects 0.000 description 14
- 238000002156 mixing Methods 0.000 description 12
- 238000010586 diagram Methods 0.000 description 11
- 238000000034 method Methods 0.000 description 11
- 239000002131 composite material Substances 0.000 description 9
- 230000003287 optical effect Effects 0.000 description 7
- 238000000926 separation method Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 6
- 238000004458 analytical method Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 4
- 239000007787 solid Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000003672 processing method Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001953 sensory effect Effects 0.000 description 1
- 230000005236 sound signal Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000011410 subtraction method Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
Landscapes
- Stereophonic Arrangements (AREA)
- Obtaining Desirable Characteristics In Audible-Bandwidth Transducers (AREA)
- Circuit For Audible Band Transducer (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US94172978A | 1978-09-12 | 1978-09-12 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5591292A JPS5591292A (en) | 1980-07-10 |
| JPS634398B2 true JPS634398B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1988-01-28 |
Family
ID=25476981
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP11663279A Granted JPS5591292A (en) | 1978-09-12 | 1979-09-11 | Sound receiving system |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5591292A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2615551B2 (ja) * | 1985-10-07 | 1997-05-28 | 日本電気株式会社 | 適応型雑音除去装置 |
| US5121426A (en) * | 1989-12-22 | 1992-06-09 | At&T Bell Laboratories | Loudspeaking telephone station including directional microphone |
| JP2007043510A (ja) * | 2005-08-03 | 2007-02-15 | Sony Corp | ポータブル式音声レコーダ |
-
1979
- 1979-09-11 JP JP11663279A patent/JPS5591292A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5591292A (en) | 1980-07-10 |
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