ZA865728B - Signal conversion circuits - Google Patents
Signal conversion circuitsInfo
- Publication number
- ZA865728B ZA865728B ZA865728A ZA865728A ZA865728B ZA 865728 B ZA865728 B ZA 865728B ZA 865728 A ZA865728 A ZA 865728A ZA 865728 A ZA865728 A ZA 865728A ZA 865728 B ZA865728 B ZA 865728B
- Authority
- ZA
- South Africa
- Prior art keywords
- signal conversion
- conversion circuits
- circuits
- signal
- conversion
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
- H03M7/50—Conversion to or from non-linear codes, e.g. companding
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Time-Division Multiplex Systems (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Transmission Systems Not Characterized By The Medium Used For Transmission (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB08520037A GB2178879A (en) | 1985-08-09 | 1985-08-09 | Signal conversion circuits |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA865728B true ZA865728B (en) | 1987-09-30 |
Family
ID=10583553
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA865728A ZA865728B (en) | 1985-08-09 | 1986-07-31 | Signal conversion circuits |
Country Status (6)
| Country | Link |
|---|---|
| EP (1) | EP0211673A3 (fr) |
| JP (1) | JPS6238619A (fr) |
| CA (1) | CA1265251A (fr) |
| FI (1) | FI863226L (fr) |
| GB (2) | GB2178879A (fr) |
| ZA (1) | ZA865728B (fr) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5595424A (en) * | 1979-01-16 | 1980-07-19 | Nec Corp | Digital expander circuit |
| JPS56115047A (en) * | 1980-02-15 | 1981-09-10 | Nec Corp | Code converting circuit |
| DE3104513C2 (de) * | 1981-02-09 | 1983-03-31 | Siemens AG, 1000 Berlin und 8000 München | Verfahren zur Umwandlung linear codierter PCM-Worte in nichtlinear codierte PCM-Worte und umgekehrt nichtlinear codierter PCM-Worte in linear codierte PCM-Worte gemäß einer dem A-Gesetz gehorchenden 13-Segment-Kennlinie |
| JPS59140721A (ja) * | 1983-01-31 | 1984-08-13 | Nec Home Electronics Ltd | 非直線デイジタル・アナログ変換回路 |
| GB8324058D0 (en) * | 1983-09-08 | 1983-10-12 | Plessey Co Plc | Conference bridge circuit arrangement |
| BE897773A (nl) * | 1983-09-19 | 1984-03-19 | Bell Telephone Mfg Cy | Pulse code modulatie omzetter |
-
1985
- 1985-08-09 GB GB08520037A patent/GB2178879A/en not_active Withdrawn
-
1986
- 1986-07-31 ZA ZA865728A patent/ZA865728B/xx unknown
- 1986-08-06 FI FI863226A patent/FI863226L/fi not_active IP Right Cessation
- 1986-08-06 CA CA000515417A patent/CA1265251A/fr not_active Expired - Lifetime
- 1986-08-08 JP JP61186693A patent/JPS6238619A/ja active Pending
- 1986-08-08 EP EP86306166A patent/EP0211673A3/fr not_active Withdrawn
-
1989
- 1989-05-04 GB GB8910237A patent/GB2218236A/en not_active Withdrawn
Also Published As
| Publication number | Publication date |
|---|---|
| EP0211673A3 (fr) | 1989-05-03 |
| JPS6238619A (ja) | 1987-02-19 |
| GB2178879A (en) | 1987-02-18 |
| EP0211673A2 (fr) | 1987-02-25 |
| FI863226A7 (fi) | 1987-02-10 |
| GB8910237D0 (en) | 1989-06-21 |
| GB8520037D0 (en) | 1985-09-18 |
| CA1265251A (fr) | 1990-01-30 |
| GB2218236A (en) | 1989-11-08 |
| FI863226A0 (fi) | 1986-08-06 |
| FI863226L (fi) | 1987-02-10 |
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