JPS5634927B2 - - Google Patents
Info
- Publication number
- JPS5634927B2 JPS5634927B2 JP6770875A JP6770875A JPS5634927B2 JP S5634927 B2 JPS5634927 B2 JP S5634927B2 JP 6770875 A JP6770875 A JP 6770875A JP 6770875 A JP6770875 A JP 6770875A JP S5634927 B2 JPS5634927 B2 JP S5634927B2
- Authority
- JP
- Japan
- 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
- G11B20/1426—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code conversion to or from block codes or representations thereof
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Digital Magnetic Recording (AREA)
- Dc Digital Transmission (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US477447A US3930265A (en) | 1974-06-07 | 1974-06-07 | High density magnetic storage system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5140111A JPS5140111A (en) | 1976-04-03 |
| JPS5634927B2 true JPS5634927B2 (enExample) | 1981-08-13 |
Family
ID=23895948
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP50067708A Granted JPS5140111A (en) | 1974-06-07 | 1975-06-06 | Komitsudotoratsukukirokushisutemuniokerufugokasochi |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3930265A (enExample) |
| JP (1) | JPS5140111A (enExample) |
| CA (1) | CA1063718A (enExample) |
| DE (1) | DE2525056A1 (enExample) |
| GB (1) | GB1513901A (enExample) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4000513A (en) * | 1975-07-28 | 1976-12-28 | Computer Peripherals, Inc. | Apparatus and method for data recording with peak shift compensation |
| US4000512A (en) * | 1975-12-17 | 1976-12-28 | Redactron Corporation | Width modulated magnetic recording |
| US4219851A (en) * | 1978-11-24 | 1980-08-26 | Honeywell Information Systems Inc. | Group coded recording data recovery system |
| US4281356A (en) * | 1979-11-28 | 1981-07-28 | R. C. Sanders Technology Systems, Inc. | Magnetic disk memory |
| US4623170A (en) * | 1983-06-02 | 1986-11-18 | Cornwall Kenneth R | Coupling |
| JPS628305A (ja) * | 1985-07-03 | 1987-01-16 | Alps Electric Co Ltd | 磁気記録再生装置 |
| JPH0619808B2 (ja) * | 1985-07-03 | 1994-03-16 | アルプス電気株式会社 | 磁気記録再生装置 |
| JPH0674371B2 (ja) * | 1985-07-23 | 1994-09-21 | 東芝ケミカル株式会社 | 積層板用樹脂組成物 |
| US5594597A (en) * | 1991-11-01 | 1997-01-14 | Iomega Corporation | Neural network disk drive read channel pattern detector |
| JP3447009B1 (ja) | 2002-10-29 | 2003-09-16 | 實 平垣 | 構築物用構成体およびその製造方法 |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3226685A (en) * | 1961-06-02 | 1965-12-28 | Potter Instrument Co Inc | Digital recording systems utilizing ternary, n bit binary and other self-clocking forms |
| US3588836A (en) * | 1967-11-24 | 1971-06-28 | Gen Dynamics Corp | Magnetic recording |
| US3577192A (en) * | 1968-02-01 | 1971-05-04 | Ibm | Reproduce head with peak sensing circuit |
| US3643228A (en) * | 1969-10-27 | 1972-02-15 | Honeywell Inf Systems | High-density storage and retrieval system |
| US3648265A (en) * | 1969-12-30 | 1972-03-07 | Ibm | Magnetic data storage system with interleaved nrzi coding |
| US3641525A (en) * | 1970-08-17 | 1972-02-08 | Ncr Co | Self-clocking five bit record-playback system |
| US3622894A (en) * | 1970-12-07 | 1971-11-23 | Ibm | Predetection signal compensation |
| US3750121A (en) * | 1971-06-18 | 1973-07-31 | Honeywell Inc | Address marker encoder in three frequency recording |
| US3855616A (en) * | 1973-10-01 | 1974-12-17 | Ibm | Phase shift reducing digital signal recording having no d.c. component |
-
1974
- 1974-06-07 US US477447A patent/US3930265A/en not_active Expired - Lifetime
-
1975
- 1975-06-05 CA CA228,614A patent/CA1063718A/en not_active Expired
- 1975-06-05 DE DE19752525056 patent/DE2525056A1/de not_active Withdrawn
- 1975-06-06 JP JP50067708A patent/JPS5140111A/ja active Granted
- 1975-06-06 GB GB24365/75A patent/GB1513901A/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| CA1063718A (en) | 1979-10-02 |
| DE2525056A1 (de) | 1975-12-18 |
| JPS5140111A (en) | 1976-04-03 |
| GB1513901A (en) | 1978-06-14 |
| US3930265A (en) | 1975-12-30 |