FR2175674A1 - - Google Patents
Info
- Publication number
- FR2175674A1 FR2175674A1 FR7209473A FR7209473A FR2175674A1 FR 2175674 A1 FR2175674 A1 FR 2175674A1 FR 7209473 A FR7209473 A FR 7209473A FR 7209473 A FR7209473 A FR 7209473A FR 2175674 A1 FR2175674 A1 FR 2175674A1
- 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.)
- Granted
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
- H04N1/41—Bandwidth or redundancy reduction
- H04N1/411—Bandwidth or redundancy reduction for the transmission or storage or reproduction of two-tone pictures, e.g. black and white pictures
-
- 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
- H04N1/40—Picture signal circuits
- H04N1/409—Edge or detail enhancement; Noise or error suppression
-
- 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
- H04N1/41—Bandwidth or redundancy reduction
- H04N1/411—Bandwidth or redundancy reduction for the transmission or storage or reproduction of two-tone pictures, e.g. black and white pictures
- H04N1/413—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information
- H04N1/4135—Systems or arrangements allowing the picture to be reproduced without loss or modification of picture-information in which a baseband signal showing more than two values or a continuously varying baseband signal is transmitted or recorded
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Facsimile Transmission Control (AREA)
- Dc Digital Transmission (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB1135972 | 1972-03-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2175674A1 true FR2175674A1 (cg-RX-API-DMAC7.html) | 1973-10-26 |
| FR2175674B3 FR2175674B3 (cg-RX-API-DMAC7.html) | 1975-04-25 |
Family
ID=9984801
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7209473A Expired FR2175674B3 (cg-RX-API-DMAC7.html) | 1972-03-10 | 1972-03-17 |
Country Status (3)
| Country | Link |
|---|---|
| DE (1) | DE2213606A1 (cg-RX-API-DMAC7.html) |
| FR (1) | FR2175674B3 (cg-RX-API-DMAC7.html) |
| GB (1) | GB1342555A (cg-RX-API-DMAC7.html) |
-
1972
- 1972-03-10 GB GB1342555D patent/GB1342555A/en not_active Expired
- 1972-03-17 FR FR7209473A patent/FR2175674B3/fr not_active Expired
- 1972-03-21 DE DE19722213606 patent/DE2213606A1/de active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| GB1342555A (en) | 1974-01-03 |
| FR2175674B3 (cg-RX-API-DMAC7.html) | 1975-04-25 |
| DE2213606A1 (de) | 1973-09-27 |