FR2147271B1 - - Google Patents
Info
- Publication number
- FR2147271B1 FR2147271B1 FR7227143A FR7227143A FR2147271B1 FR 2147271 B1 FR2147271 B1 FR 2147271B1 FR 7227143 A FR7227143 A FR 7227143A FR 7227143 A FR7227143 A FR 7227143A FR 2147271 B1 FR2147271 B1 FR 2147271B1
- Authority
- FR
- France
- 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
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
- G11B20/14—Digital recording or reproducing using self-clocking codes
- G11B20/1403—Digital recording or reproducing using self-clocking codes characterised by the use of two levels
- G11B20/1423—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Dc Digital Transmission (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US16716971A | 1971-07-29 | 1971-07-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2147271A1 FR2147271A1 (oth) | 1973-03-09 |
| FR2147271B1 true FR2147271B1 (oth) | 1980-04-18 |
Family
ID=22606228
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7227143A Expired FR2147271B1 (oth) | 1971-07-29 | 1972-07-27 |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US3728716A (oth) |
| JP (1) | JPS5218015B1 (oth) |
| CA (1) | CA961162A (oth) |
| FR (1) | FR2147271B1 (oth) |
| GB (1) | GB1391711A (oth) |
| NL (1) | NL7210447A (oth) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5914170A (ja) * | 1982-07-15 | 1984-01-25 | Toshiba Corp | テ−プテンシヨン制御装置 |
| US5068752A (en) * | 1987-09-29 | 1991-11-26 | Matsushita Electric Industrial Co., Ltd. | Apparatus for recording/reproducing a digital audio signal with a video signal |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL274976A (oth) * | 1962-02-19 | |||
| US3422425A (en) * | 1965-06-29 | 1969-01-14 | Rca Corp | Conversion from nrz code to selfclocking code |
| US3496557A (en) * | 1967-02-01 | 1970-02-17 | Gen Instrument Corp | System for reproducing recorded digital data and recovering data proper and clock pulses |
-
1971
- 1971-07-29 US US00167169A patent/US3728716A/en not_active Expired - Lifetime
-
1972
- 1972-07-17 GB GB3336272A patent/GB1391711A/en not_active Expired
- 1972-07-19 CA CA147,519A patent/CA961162A/en not_active Expired
- 1972-07-27 FR FR7227143A patent/FR2147271B1/fr not_active Expired
- 1972-07-28 NL NL7210447A patent/NL7210447A/xx not_active Application Discontinuation
- 1972-07-28 JP JP47076421A patent/JPS5218015B1/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| GB1391711A (en) | 1975-04-23 |
| DE2237268B2 (de) | 1976-09-30 |
| JPS5218015B1 (oth) | 1977-05-19 |
| DE2237268A1 (de) | 1973-02-08 |
| US3728716A (en) | 1973-04-17 |
| NL7210447A (oth) | 1973-01-31 |
| FR2147271A1 (oth) | 1973-03-09 |
| CA961162A (en) | 1975-01-14 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |