SE379598B - - Google Patents
Info
- Publication number
- SE379598B SE379598B SE7112251A SE1225171A SE379598B SE 379598 B SE379598 B SE 379598B SE 7112251 A SE7112251 A SE 7112251A SE 1225171 A SE1225171 A SE 1225171A SE 379598 B SE379598 B SE 379598B
- Authority
- SE
- Sweden
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/02—Amplitude-modulated carrier systems, e.g. using on-off keying; Single sideband or vestigial sideband modulation
- H04L27/08—Amplitude regulation arrangements
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Measurement Of Current Or Voltage (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Digital Magnetic Recording (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US7614470A | 1970-09-28 | 1970-09-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| SE379598B true SE379598B (xx) | 1975-10-13 |
Family
ID=22130188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7112251A SE379598B (xx) | 1970-09-28 | 1971-09-28 |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US3725885A (xx) |
| AU (1) | AU445497B2 (xx) |
| BE (1) | BE773025A (xx) |
| CA (1) | CA945671A (xx) |
| CH (1) | CH531753A (xx) |
| DE (1) | DE2147359C3 (xx) |
| ES (1) | ES395344A1 (xx) |
| FR (1) | FR2105824A5 (xx) |
| GB (1) | GB1327869A (xx) |
| SE (1) | SE379598B (xx) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4202016A (en) * | 1978-01-30 | 1980-05-06 | Sampey Harry R | Digital magnetic data storage and retrieval using audio analog recording techniques |
| FR2472304A1 (fr) * | 1979-12-19 | 1981-06-26 | Cii Honeywell Bull | Procede pour commander le gain des circuits amplifiant les signaux delivres par une tete de lecture associee a un support d'informations et dispositif pour le mettre en oeuvre |
| JPS59165212A (ja) * | 1983-03-08 | 1984-09-18 | Sony Corp | 情報信号再生装置 |
| US5287227A (en) * | 1989-11-08 | 1994-02-15 | Seagate Technology, Inc. | Track dependent variable level qualification pulse detector |
| US5150050A (en) * | 1990-07-30 | 1992-09-22 | Seagate Technology, Inc. | Adaptive variable threshold qualification level circuit for signal processing in disk drives |
| JP2018182429A (ja) * | 2017-04-06 | 2018-11-15 | 株式会社村田製作所 | データ変換装置 |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3483542A (en) * | 1962-09-13 | 1969-12-09 | Litton Business Systems Inc | Variable threshold playback amplifier |
| US3395355A (en) * | 1964-04-16 | 1968-07-30 | Potter Instrument Co Inc | Variable time discriminator for double frequency encoded information |
| US3430215A (en) * | 1964-07-13 | 1969-02-25 | Burroughs Corp | Automatic gain level stepping system |
| US3500385A (en) * | 1967-07-17 | 1970-03-10 | Ibm | Coded data storage and retrieval system |
-
1970
- 1970-09-28 US US00076144A patent/US3725885A/en not_active Expired - Lifetime
-
1971
- 1971-07-20 FR FR7127193A patent/FR2105824A5/fr not_active Expired
- 1971-07-21 GB GB3409771A patent/GB1327869A/en not_active Expired
- 1971-09-14 CA CA122,725A patent/CA945671A/en not_active Expired
- 1971-09-22 DE DE2147359A patent/DE2147359C3/de not_active Expired
- 1971-09-22 AU AU33794/71A patent/AU445497B2/en not_active Expired
- 1971-09-23 ES ES395344A patent/ES395344A1/es not_active Expired
- 1971-09-24 BE BE773025A patent/BE773025A/xx unknown
- 1971-09-27 CH CH1401471A patent/CH531753A/de not_active IP Right Cessation
- 1971-09-28 SE SE7112251A patent/SE379598B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2105824A5 (xx) | 1972-04-28 |
| CA945671A (en) | 1974-04-16 |
| ES395344A1 (es) | 1973-12-01 |
| DE2147359B2 (de) | 1975-02-13 |
| GB1327869A (en) | 1973-08-22 |
| US3725885A (en) | 1973-04-03 |
| BE773025A (fr) | 1972-01-17 |
| DE2147359A1 (de) | 1972-04-06 |
| DE2147359C3 (de) | 1975-09-18 |
| CH531753A (de) | 1972-12-15 |
| AU3379471A (en) | 1973-03-29 |
| AU445497B2 (en) | 1974-02-21 |