GB1591059A - Digital signal processing method and apparatus - Google Patents
Digital signal processing method and apparatus Download PDFInfo
- Publication number
- GB1591059A GB1591059A GB5380777A GB5380777A GB1591059A GB 1591059 A GB1591059 A GB 1591059A GB 5380777 A GB5380777 A GB 5380777A GB 5380777 A GB5380777 A GB 5380777A GB 1591059 A GB1591059 A GB 1591059A
- Authority
- GB
- United Kingdom
- Prior art keywords
- signal
- signals
- gate
- digital
- bits
- 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
- 238000003672 processing method Methods 0.000 title description 2
- 238000000034 method Methods 0.000 claims description 42
- 125000004122 cyclic group Chemical group 0.000 claims description 19
- 230000003111 delayed effect Effects 0.000 claims description 18
- 239000002131 composite material Substances 0.000 claims description 14
- 230000008901 benefit Effects 0.000 claims description 2
- 230000006835 compression Effects 0.000 description 12
- 238000007906 compression Methods 0.000 description 12
- 238000010586 diagram Methods 0.000 description 8
- 230000005236 sound signal Effects 0.000 description 7
- 238000004422 calculation algorithm Methods 0.000 description 3
- 238000005070 sampling Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 238000009795 derivation Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 208000011580 syndromic disease Diseases 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
- G11B20/10—Digital recording or reproducing
- G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
- G11B20/1803—Error detection or correction; Testing, e.g. of drop-outs by redundancy in data representation
-
- 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
- G11B20/10—Digital recording or reproducing
- G11B20/10527—Audio or video recording; Data buffering arrangements
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Detection And Prevention Of Errors In Transmission (AREA)
- Detection And Correction Of Errors (AREA)
- Error Detection And Correction (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15827276A JPS5381222A (en) | 1976-12-27 | 1976-12-27 | Digital signal transmitting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1591059A true GB1591059A (en) | 1981-06-10 |
Family
ID=15667972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB5380777A Expired GB1591059A (en) | 1976-12-27 | 1977-12-23 | Digital signal processing method and apparatus |
Country Status (9)
| Country | Link |
|---|---|
| JP (1) | JPS5381222A (enrdf_load_stackoverflow) |
| AT (1) | AT380608B (enrdf_load_stackoverflow) |
| AU (1) | AU521114B2 (enrdf_load_stackoverflow) |
| CA (1) | CA1097819A (enrdf_load_stackoverflow) |
| DE (1) | DE2758276A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2375782A1 (enrdf_load_stackoverflow) |
| GB (1) | GB1591059A (enrdf_load_stackoverflow) |
| IT (1) | IT1193270B (enrdf_load_stackoverflow) |
| NL (1) | NL7714443A (enrdf_load_stackoverflow) |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4281355A (en) * | 1978-02-01 | 1981-07-28 | Matsushita Electric Industrial Co., Ltd. | Digital audio signal recorder |
| JPS5556744A (en) * | 1978-10-23 | 1980-04-25 | Sony Corp | Pcm signal transmission device |
| FR2440133A1 (fr) * | 1978-10-25 | 1980-05-23 | Thomson Brandt | Procede de codage numerique pour l'enregistrement de voies sonores avec un signal de television et dispositif mettant en oeuvre ce procede |
| CA1133639A (en) * | 1979-01-30 | 1982-10-12 | Masato Tanaka | Method and apparatus for editing digital signals recorded on a record medium |
| US4423441A (en) * | 1979-08-30 | 1983-12-27 | Mitsubishi Denki Kabushiki Kaisha | PCM Record reproducer |
| JPS58181394A (ja) * | 1982-04-16 | 1983-10-24 | Meidensha Electric Mfg Co Ltd | 符号伝送方法 |
| JPS6124063A (ja) * | 1984-07-11 | 1986-02-01 | Matsushita Electric Ind Co Ltd | ステレオ音声のデイジタル記録・再生装置 |
| DE3523809A1 (de) * | 1985-05-21 | 1986-11-27 | Polygram Gmbh, 2000 Hamburg | Verfahren zur zeitkompression von informationen in digitaler form |
| JP2539171Y2 (ja) * | 1990-09-26 | 1997-06-25 | 株式会社リコー | 読取り装置 |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1193287A (en) * | 1967-08-08 | 1970-05-28 | Ferranti Ltd | Improvements relating to Apparatus for Reading Magnetic Tape |
| US3721773A (en) * | 1970-10-09 | 1973-03-20 | Ampex | Magnetic head transducer assembly for redundantly recording data on and reproducing data from dual-tracks of a magnetic recording medium |
| US3761903A (en) * | 1971-11-15 | 1973-09-25 | Kybe Corp | Redundant offset recording |
| FR2248574A1 (en) * | 1973-10-19 | 1975-05-16 | France Etat | System for recording numerical programme on magnetic tape - has counter determining period double that of introduction sign, with detection and verification |
| US3883891A (en) * | 1974-08-22 | 1975-05-13 | Rca Corp | Redundant signal processing error reduction technique |
-
1976
- 1976-12-27 JP JP15827276A patent/JPS5381222A/ja active Granted
-
1977
- 1977-12-19 CA CA293,317A patent/CA1097819A/en not_active Expired
- 1977-12-22 AU AU31883/77A patent/AU521114B2/en not_active Expired
- 1977-12-23 GB GB5380777A patent/GB1591059A/en not_active Expired
- 1977-12-23 IT IT5235477A patent/IT1193270B/it active
- 1977-12-27 AT AT933377A patent/AT380608B/de not_active IP Right Cessation
- 1977-12-27 FR FR7739366A patent/FR2375782A1/fr active Granted
- 1977-12-27 DE DE19772758276 patent/DE2758276A1/de active Granted
- 1977-12-27 NL NL7714443A patent/NL7714443A/xx not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| FR2375782A1 (fr) | 1978-07-21 |
| CA1097819A (en) | 1981-03-17 |
| AU521114B2 (en) | 1982-03-18 |
| AT380608B (de) | 1986-06-25 |
| IT1193270B (it) | 1988-06-15 |
| JPS6136311B2 (enrdf_load_stackoverflow) | 1986-08-18 |
| NL7714443A (nl) | 1978-06-29 |
| ATA933377A (de) | 1985-10-15 |
| DE2758276C2 (enrdf_load_stackoverflow) | 1990-01-11 |
| DE2758276A1 (de) | 1978-07-06 |
| AU3188377A (en) | 1979-06-28 |
| FR2375782B1 (enrdf_load_stackoverflow) | 1983-02-11 |
| JPS5381222A (en) | 1978-07-18 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed | ||
| PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 19941223 |