NO891422L - Fremgangsmaate for reduksjon av signalstoey. - Google Patents
Fremgangsmaate for reduksjon av signalstoey.Info
- Publication number
- NO891422L NO891422L NO89891422A NO891422A NO891422L NO 891422 L NO891422 L NO 891422L NO 89891422 A NO89891422 A NO 89891422A NO 891422 A NO891422 A NO 891422A NO 891422 L NO891422 L NO 891422L
- Authority
- NO
- Norway
- Prior art keywords
- filter
- signal
- noise
- stated
- algorithm
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 16
- 230000006978 adaptation Effects 0.000 claims description 6
- 230000009467 reduction Effects 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 5
- 238000012545 processing Methods 0.000 claims description 4
- 238000001228 spectrum Methods 0.000 claims description 2
- 230000007704 transition Effects 0.000 claims description 2
- 230000005284 excitation Effects 0.000 description 26
- 230000001629 suppression Effects 0.000 description 11
- 238000001514 detection method Methods 0.000 description 8
- 230000004044 response Effects 0.000 description 7
- 230000003044 adaptive effect Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 6
- 230000006872 improvement Effects 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 230000005236 sound signal Effects 0.000 description 4
- 238000005070 sampling Methods 0.000 description 3
- 230000004075 alteration Effects 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 230000002596 correlated effect Effects 0.000 description 2
- 230000000875 corresponding effect Effects 0.000 description 2
- 230000001934 delay Effects 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 230000001131 transforming effect Effects 0.000 description 2
- 101000822695 Clostridium perfringens (strain 13 / Type A) Small, acid-soluble spore protein C1 Proteins 0.000 description 1
- 101000655262 Clostridium perfringens (strain 13 / Type A) Small, acid-soluble spore protein C2 Proteins 0.000 description 1
- 101000655256 Paraclostridium bifermentans Small, acid-soluble spore protein alpha Proteins 0.000 description 1
- 101000655264 Paraclostridium bifermentans Small, acid-soluble spore protein beta Proteins 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/24—Signal processing not specific to the method of recording or reproducing; Circuits therefor for reducing noise
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H21/00—Adaptive networks
- H03H21/0012—Digital adaptive filters
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Noise Elimination (AREA)
- Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
- Filters That Use Time-Delay Elements (AREA)
- Soundproofing, Sound Blocking, And Sound Damping (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
- Stereo-Broadcasting Methods (AREA)
- Dc Digital Transmission (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB8808209A GB2218307A (en) | 1988-04-08 | 1988-04-08 | Noise reduction in the playback of recorded sound |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO891422D0 NO891422D0 (no) | 1989-04-06 |
| NO891422L true NO891422L (no) | 1989-10-09 |
Family
ID=10634778
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO89891422A NO891422L (no) | 1988-04-08 | 1989-04-06 | Fremgangsmaate for reduksjon av signalstoey. |
Country Status (5)
| Country | Link |
|---|---|
| EP (1) | EP0336684A3 (de) |
| JP (1) | JPH0248831A (de) |
| KR (1) | KR890016547A (de) |
| GB (1) | GB2218307A (de) |
| NO (1) | NO891422L (de) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SE9801235L (sv) * | 1998-04-08 | 1999-10-09 | Anders Gingsjoe | Anordning och metod för reducering av transienter |
| US7583863B2 (en) * | 2004-05-10 | 2009-09-01 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Method and system for wavelength-dependent imaging and detection using a hybrid filter |
| US7720264B2 (en) * | 2004-05-10 | 2010-05-18 | Avago Technologies General Ip (Singapore) Pte. Ltd. | Method and system for pupil detection for security applications |
| JP4807588B2 (ja) * | 2007-04-26 | 2011-11-02 | トヨタ自動車株式会社 | ノイズ除去装置 |
| CN110383700A (zh) * | 2017-03-10 | 2019-10-25 | 英特尔Ip公司 | 杂散降低电路和装置、无线电收发器、移动终端、用于杂散降低的方法和计算机程序 |
-
1988
- 1988-04-08 GB GB8808209A patent/GB2218307A/en not_active Withdrawn
-
1989
- 1989-04-03 EP EP19890303278 patent/EP0336684A3/de not_active Withdrawn
- 1989-04-06 NO NO89891422A patent/NO891422L/no unknown
- 1989-04-08 JP JP1089533A patent/JPH0248831A/ja active Pending
- 1989-04-08 KR KR1019890004683A patent/KR890016547A/ko not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| GB8808209D0 (en) | 1988-05-11 |
| JPH0248831A (ja) | 1990-02-19 |
| GB2218307A (en) | 1989-11-08 |
| EP0336684A2 (de) | 1989-10-11 |
| EP0336684A3 (de) | 1990-11-22 |
| NO891422D0 (no) | 1989-04-06 |
| KR890016547A (ko) | 1989-11-29 |
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