CA1022278A - Method of recording information in digital form - Google Patents
Method of recording information in digital formInfo
- Publication number
- CA1022278A CA1022278A CA209,612A CA209612A CA1022278A CA 1022278 A CA1022278 A CA 1022278A CA 209612 A CA209612 A CA 209612A CA 1022278 A CA1022278 A CA 1022278A
- Authority
- CA
- Canada
- Prior art keywords
- recording information
- digital form
- digital
- recording
- information
- 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
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/46—Colour picture communication systems
- H04N1/64—Systems for the transmission or the storage of the colour picture signal; Details therefor, e.g. coding or decoding means therefor
- H04N1/648—Transmitting or storing the primary (additive or subtractive) colour signals; Compression thereof
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F12/00—Accessing, addressing or allocating within memory systems or architectures
- G06F12/02—Addressing or allocation; Relocation
- G06F12/04—Addressing variable-length words or parts of words
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP48106604A JPS5057416A (en) | 1973-09-20 | 1973-09-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1022278A true CA1022278A (en) | 1977-12-06 |
Family
ID=14437717
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA209,612A Expired CA1022278A (en) | 1973-09-20 | 1974-09-19 | Method of recording information in digital form |
Country Status (5)
Country | Link |
---|---|
JP (1) | JPS5057416A (en) |
CA (1) | CA1022278A (en) |
DE (1) | DE2444880C3 (en) |
FR (1) | FR2245044B1 (en) |
GB (1) | GB1478686A (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5537003A (en) * | 1978-09-07 | 1980-03-14 | Hitachi Ltd | Facsimile transmitter having redundancy suppression function |
DE3225406A1 (en) * | 1981-07-09 | 1983-02-03 | Mitsubishi Denki K.K., Tokyo | PMC RECORDING AND PLAYBACK DEVICE |
-
1973
- 1973-09-20 JP JP48106604A patent/JPS5057416A/ja active Pending
-
1974
- 1974-09-19 FR FR7431673A patent/FR2245044B1/fr not_active Expired
- 1974-09-19 DE DE19742444880 patent/DE2444880C3/en not_active Expired
- 1974-09-19 CA CA209,612A patent/CA1022278A/en not_active Expired
- 1974-09-20 GB GB4099674A patent/GB1478686A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS5057416A (en) | 1975-05-19 |
FR2245044A1 (en) | 1975-04-18 |
GB1478686A (en) | 1977-07-06 |
DE2444880C3 (en) | 1978-10-19 |
DE2444880B2 (en) | 1978-02-02 |
FR2245044B1 (en) | 1978-06-09 |
DE2444880A1 (en) | 1975-04-03 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CA1014247A (en) | Optical information storage material and method of making it | |
CA991914A (en) | Method of making magnetic recording medium | |
AU499889B2 (en) | Recording and/or reproducing apparatus | |
CA1002303A (en) | Method of making printing discs | |
CA1033057A (en) | Magnetic recording and reproducing system | |
CA1007381A (en) | Record reading apparatus | |
CA1015854A (en) | Data recording with compression of data | |
CA1035208A (en) | Magnetic recording medium | |
CA964366A (en) | High density digital recording | |
CA1012649A (en) | Information recording apparatus | |
CA1001674A (en) | Record reading apparatus | |
CA1003563A (en) | Magnetic recording playback system | |
CA984471A (en) | Digital data recorder | |
CA1029129A (en) | Magnetic recording tape | |
CA1001083A (en) | Recording and reproducing apparatus | |
CA994697A (en) | Type disc and method of making same | |
CA1022278A (en) | Method of recording information in digital form | |
CA999813A (en) | Record reproducing system | |
CA866517A (en) | Method of recording information | |
CA1035990A (en) | Imaging and recording of information | |
AU441594B2 (en) | Magnetic recording and reproducing apparatus | |
AU441595B2 (en) | Magnetic recording and reproducing apparatus | |
CA909881A (en) | Digital recording playback technique | |
AU485273B2 (en) | Magnetic recording medium | |
CA887580A (en) | Electrophotographic information record and method for producing same |