CH410061A - Appareil d'enregistrement magnétique - Google Patents
Appareil d'enregistrement magnétiqueInfo
- Publication number
- CH410061A CH410061A CH6826459A CH6826459A CH410061A CH 410061 A CH410061 A CH 410061A CH 6826459 A CH6826459 A CH 6826459A CH 6826459 A CH6826459 A CH 6826459A CH 410061 A CH410061 A CH 410061A
- Authority
- CH
- Switzerland
- Prior art keywords
- magnetic recording
- recording device
- magnetic
- recording
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
- G06F11/10—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's
- G06F11/1008—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state devices
- G06F11/1012—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state devices using codes or arrangements adapted for a specific type of error
- G06F11/1032—Simple parity
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
- G06F11/16—Error detection or correction of the data by redundancy in hardware
- G06F11/1608—Error detection by comparing the output signals of redundant hardware
- G06F11/1612—Error detection by comparing the output signals of redundant hardware where the redundant component is persistent storage
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
- G11B15/18—Driving; Starting; Stopping; Arrangements for control or regulation thereof
- G11B15/20—Moving record carrier backwards or forwards by finite amounts, i.e. backspacing, forward spacing
-
- 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
- G11B20/16—Digital recording or reproducing using non self-clocking codes, i.e. the clock signals are either recorded in a separate clocking track or in a combination of several information tracks
-
- 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
- G11B20/1816—Testing
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
- G11B5/02—Recording, reproducing, or erasing methods; Read, write or erase circuits therefor
- G11B5/09—Digital recording
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Signal Processing (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Digital Magnetic Recording (AREA)
- Recording Or Reproducing By Magnetic Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1307/58A GB883461A (en) | 1958-01-14 | 1958-01-14 | Improvements in or relating to magnetic recording systems |
Publications (1)
Publication Number | Publication Date |
---|---|
CH410061A true CH410061A (fr) | 1966-03-31 |
Family
ID=9719718
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH6826459A CH410061A (fr) | 1958-01-14 | 1959-01-13 | Appareil d'enregistrement magnétique |
Country Status (6)
Country | Link |
---|---|
US (2) | US3325797A (fr) |
BE (1) | BE574699A (fr) |
CH (1) | CH410061A (fr) |
DE (1) | DE1111857B (fr) |
GB (1) | GB883461A (fr) |
NL (2) | NL234709A (fr) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2633564A (en) * | 1950-11-30 | 1953-03-31 | Monroe Calculating Machine | Playback circuit for magnetic recordings |
US2739299A (en) * | 1951-05-25 | 1956-03-20 | Monroe Calculating Machine | Magnetic storage systems for computers and the like |
GB802210A (en) * | 1955-05-21 | 1958-10-01 | Emi Ltd | Improvements in or relating to magnetic recording and/or reproducing apparatus |
US3828454A (en) * | 1972-12-13 | 1974-08-13 | Bethlehem Steel Corp | Destruction resistant tag |
-
0
- NL NL134347D patent/NL134347C/xx active
- NL NL234709D patent/NL234709A/xx unknown
-
1958
- 1958-01-14 GB GB1307/58A patent/GB883461A/en not_active Expired
-
1959
- 1959-01-10 DE DEN16095A patent/DE1111857B/de active Pending
- 1959-01-13 BE BE574699A patent/BE574699A/fr unknown
- 1959-01-13 CH CH6826459A patent/CH410061A/fr unknown
-
1963
- 1963-11-27 US US326600A patent/US3325797A/en not_active Expired - Lifetime
-
1969
- 1969-06-10 US US26867D patent/USRE26867E/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
DE1111857B (de) | 1961-07-27 |
US3325797A (en) | 1967-06-13 |
NL134347C (fr) | |
USRE26867E (en) | 1970-04-28 |
BE574699A (fr) | 1959-05-02 |
GB883461A (en) | 1961-11-29 |
NL234709A (fr) |
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