NL6607863A - - Google Patents
Info
- Publication number
- NL6607863A NL6607863A NL6607863A NL6607863A NL6607863A NL 6607863 A NL6607863 A NL 6607863A NL 6607863 A NL6607863 A NL 6607863A NL 6607863 A NL6607863 A NL 6607863A NL 6607863 A NL6607863 A NL 6607863A
- Authority
- NL
- Netherlands
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
- H04N1/40—Picture signal circuits
- H04N1/407—Control or modification of tonal gradation or of extreme levels, e.g. background level
- H04N1/4072—Control or modification of tonal gradation or of extreme levels, e.g. background level dependent on the contents of the original
-
- 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
- H04N1/40056—Circuits for driving or energising particular reading heads or original illumination means
-
- 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
- H04N1/403—Discrimination between the two tones in the picture signal of a two-tone original
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Facsimiles In General (AREA)
- Facsimile Scanning Arrangements (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US46169365A | 1965-06-07 | 1965-06-07 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NL6607863A true NL6607863A (forum.php) | 1966-12-08 |
| NL146014B NL146014B (nl) | 1975-05-15 |
Family
ID=23833574
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL6607863A NL146014B (nl) | 1965-06-07 | 1966-06-07 | Zender voor een facsimile overdrachtsstelsel, voorzien van een aftastinrichting met een regeling van de intensiteit van het aftastlicht. |
Country Status (3)
| Country | Link |
|---|---|
| GB (1) | GB1132450A (forum.php) |
| NL (1) | NL146014B (forum.php) |
| SE (1) | SE345566B (forum.php) |
-
1966
- 1966-06-01 GB GB2447266A patent/GB1132450A/en not_active Expired
- 1966-06-03 SE SE768966A patent/SE345566B/xx unknown
- 1966-06-07 NL NL6607863A patent/NL146014B/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB1132450A (en) | 1968-10-30 |
| SE345566B (forum.php) | 1972-05-29 |
| NL146014B (nl) | 1975-05-15 |