CA2303711C - Methode de filtrage pour la ponderation du bruit - Google Patents
Methode de filtrage pour la ponderation du bruit Download PDFInfo
- Publication number
- CA2303711C CA2303711C CA002303711A CA2303711A CA2303711C CA 2303711 C CA2303711 C CA 2303711C CA 002303711 A CA002303711 A CA 002303711A CA 2303711 A CA2303711 A CA 2303711A CA 2303711 C CA2303711 C CA 2303711C
- Authority
- CA
- Canada
- Prior art keywords
- signal
- subband
- encoded
- side information
- masking
- 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 - Fee Related
Links
- 238000000034 method Methods 0.000 title claims abstract description 29
- 238000001914 filtration Methods 0.000 title abstract description 8
- 230000000873 masking effect Effects 0.000 claims abstract description 52
- 239000011159 matrix material Substances 0.000 claims abstract description 31
- 238000005259 measurement Methods 0.000 claims 4
- 238000013139 quantization Methods 0.000 description 33
- 238000001228 spectrum Methods 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 7
- 239000013598 vector Substances 0.000 description 6
- 230000006870 function Effects 0.000 description 5
- 230000003595 spectral effect Effects 0.000 description 5
- 238000013459 approach Methods 0.000 description 4
- 238000004891 communication Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 230000005236 sound signal Effects 0.000 description 3
- 238000003786 synthesis reaction Methods 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000007781 pre-processing Methods 0.000 description 2
- 238000007493 shaping process Methods 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
- 208000028017 Psychotic disease Diseases 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000002087 whitening effect Effects 0.000 description 1
Landscapes
- Noise Elimination (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US367,526 | 1994-12-30 | ||
| US08/367,526 US5646961A (en) | 1994-12-30 | 1994-12-30 | Method for noise weighting filtering |
| CA002165351A CA2165351C (fr) | 1994-12-30 | 1995-12-15 | Methode de filtrage pour la ponderation du bruit |
Related Parent Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002165351A Division CA2165351C (fr) | 1994-12-30 | 1995-12-15 | Methode de filtrage pour la ponderation du bruit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2303711A1 CA2303711A1 (fr) | 1996-07-01 |
| CA2303711C true CA2303711C (fr) | 2001-03-27 |
Family
ID=25678267
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002303711A Expired - Fee Related CA2303711C (fr) | 1994-12-30 | 1995-12-15 | Methode de filtrage pour la ponderation du bruit |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA2303711C (fr) |
-
1995
- 1995-12-15 CA CA002303711A patent/CA2303711C/fr not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CA2303711A1 (fr) | 1996-07-01 |
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| CODER | A. Shen, B. Tang, A. Alwan, and G. Pottie Department of Electrical Engineering, UCLA 405 Hilgard Ave. Los Angeles, CA 90024 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |