FI63646C - Foerfarande foer minskning av kvantiseringsbruset i pulskodmodulationsanlaeggningar - Google Patents
Foerfarande foer minskning av kvantiseringsbruset i pulskodmodulationsanlaeggningar Download PDFInfo
- Publication number
- FI63646C FI63646C FI760287A FI760287A FI63646C FI 63646 C FI63646 C FI 63646C FI 760287 A FI760287 A FI 760287A FI 760287 A FI760287 A FI 760287A FI 63646 C FI63646 C FI 63646C
- Authority
- FI
- Finland
- Prior art keywords
- value
- quantization
- curve section
- characteristic
- curve
- Prior art date
Links
- 238000013139 quantization Methods 0.000 claims description 81
- 238000000034 method Methods 0.000 claims description 32
- 238000004364 calculation method Methods 0.000 claims description 17
- 230000005540 biological transmission Effects 0.000 claims description 5
- 230000006835 compression Effects 0.000 claims 1
- 238000007906 compression Methods 0.000 claims 1
- 239000003990 capacitor Substances 0.000 description 10
- 101000634526 Homo sapiens Nucleolar pre-ribosomal-associated protein 1 Proteins 0.000 description 6
- 102100029053 Nucleolar pre-ribosomal-associated protein 1 Human genes 0.000 description 6
- 238000012937 correction Methods 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000005303 weighing Methods 0.000 description 4
- 238000004904 shortening Methods 0.000 description 2
- 241000320892 Clerodendrum phlomidis Species 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 239000013642 negative control Substances 0.000 description 1
- 238000011002 quantification Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M1/00—Analogue/digital conversion; Digital/analogue conversion
- H03M1/12—Analogue/digital converters
- H03M1/34—Analogue value compared with reference values
- H03M1/38—Analogue value compared with reference values sequentially only, e.g. successive approximation type
- H03M1/40—Analogue value compared with reference values sequentially only, e.g. successive approximation type recirculation type
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Analogue/Digital Conversion (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Alarm Systems (AREA)
- Noise Elimination (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH580775A CH609507A5 (en) | 1975-05-06 | 1975-05-06 | Method for reducing the quantisation noise in pulse code modulation systems |
| CH580875A CH589387A5 (en) | 1975-05-06 | 1975-05-06 | Quantisation noise in PCM systems reduction - applies to systems where coding is combined with compression and expansion |
| CH580775 | 1975-05-06 | ||
| CH580875 | 1975-05-06 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI760287A7 FI760287A7 (pm) | 1976-11-07 |
| FI63646B FI63646B (fi) | 1983-03-31 |
| FI63646C true FI63646C (fi) | 1983-07-11 |
Family
ID=25698401
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI760287A FI63646C (fi) | 1975-05-06 | 1976-02-06 | Foerfarande foer minskning av kvantiseringsbruset i pulskodmodulationsanlaeggningar |
Country Status (11)
| Country | Link |
|---|---|
| AT (1) | AT368329B (pm) |
| DE (1) | DE2602797C3 (pm) |
| DK (1) | DK145209C (pm) |
| FI (1) | FI63646C (pm) |
| FR (1) | FR2310662A1 (pm) |
| GB (1) | GB1549396A (pm) |
| IL (1) | IL49507A (pm) |
| IT (1) | IT1059767B (pm) |
| NL (1) | NL7600211A (pm) |
| NO (1) | NO143081C (pm) |
| SE (1) | SE412983B (pm) |
-
1976
- 1976-01-09 NL NL7600211A patent/NL7600211A/xx not_active Application Discontinuation
- 1976-01-26 DE DE2602797A patent/DE2602797C3/de not_active Expired
- 1976-02-04 NO NO760375A patent/NO143081C/no unknown
- 1976-02-06 FI FI760287A patent/FI63646C/fi not_active IP Right Cessation
- 1976-02-18 SE SE7601880A patent/SE412983B/xx unknown
- 1976-03-26 DK DK133876A patent/DK145209C/da not_active IP Right Cessation
- 1976-04-08 AT AT0259176A patent/AT368329B/de not_active IP Right Cessation
- 1976-04-27 GB GB16964/76A patent/GB1549396A/en not_active Expired
- 1976-04-30 IL IL49507A patent/IL49507A/xx unknown
- 1976-05-04 IT IT22936/76A patent/IT1059767B/it active
- 1976-05-05 FR FR7613404A patent/FR2310662A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| SE412983B (sv) | 1980-03-24 |
| NO143081C (no) | 1980-12-10 |
| FI760287A7 (pm) | 1976-11-07 |
| DE2602797A1 (de) | 1976-11-18 |
| NO760375L (pm) | 1976-11-09 |
| ATA259176A (de) | 1982-01-15 |
| DK133876A (da) | 1976-11-07 |
| DK145209C (da) | 1983-03-28 |
| FR2310662A1 (fr) | 1976-12-03 |
| IT1059767B (it) | 1982-06-21 |
| GB1549396A (en) | 1979-08-08 |
| DE2602797C3 (de) | 1980-06-04 |
| DE2602797B2 (de) | 1979-09-13 |
| NO143081B (no) | 1980-09-01 |
| NL7600211A (nl) | 1976-11-09 |
| DK145209B (da) | 1982-10-04 |
| AT368329B (de) | 1982-10-11 |
| SE7601880L (sv) | 1976-11-07 |
| IL49507A0 (en) | 1976-07-30 |
| FI63646B (fi) | 1983-03-31 |
| FR2310662B1 (pm) | 1981-06-19 |
| IL49507A (en) | 1978-08-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM | Patent lapsed |
Owner name: SIEMENS ALBIS AKTIENGESELLSCHAFT |