FR1587491A - - Google Patents
Info
- Publication number
- FR1587491A FR1587491A FR1587491DA FR1587491A FR 1587491 A FR1587491 A FR 1587491A FR 1587491D A FR1587491D A FR 1587491DA FR 1587491 A FR1587491 A FR 1587491A
- 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.)
- 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
- H04N1/40—Picture signal circuits
- H04N1/405—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels
- H04N1/4055—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels producing a clustered dots or a size modulated halftone pattern
- H04N1/4056—Halftoning, i.e. converting the picture signal of a continuous-tone original into a corresponding signal showing only two levels producing a clustered dots or a size modulated halftone pattern the pattern varying in one dimension only, e.g. dash length, pulse width modulation [PWM]
-
- 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
- H04N1/40025—Circuits exciting or modulating particular heads for reproducing continuous tone value scales
- H04N1/40037—Circuits exciting or modulating particular heads for reproducing continuous tone value scales the reproducing element being a laser
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Circuit Arrangements For Discharge Lamps (AREA)
- Light Sources And Details Of Projection-Printing Devices (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6709367 | 1967-10-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| FR1587491A true FR1587491A (enExample) | 1970-03-20 |
Family
ID=13334909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR1587491D Expired FR1587491A (enExample) | 1967-10-16 | 1968-10-14 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US3614307A (enExample) |
| BR (1) | BR6803119D0 (enExample) |
| DE (1) | DE1803376B2 (enExample) |
| FR (1) | FR1587491A (enExample) |
| GB (1) | GB1249873A (enExample) |
| NL (1) | NL6814711A (enExample) |
| SU (1) | SU361610A3 (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2216738A1 (enExample) * | 1973-02-05 | 1974-08-30 | Muirhead Inc |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0104285B1 (en) * | 1982-09-28 | 1986-12-10 | Delta Scan Inc. | Method and apparatus for producing images on radiation sensitive recording mediums |
| JPH067660B2 (ja) * | 1985-08-29 | 1994-01-26 | キヤノン株式会社 | 光ビ−ム走査装置 |
| BR9507631A (pt) * | 1994-05-11 | 1997-09-23 | Imation Corp | Processos para expor um elemento fototermográfico contendo halogeneto de prata com radisção para produzir um imagem latente e para a formação de imagem de um elemento contendo halogeneto de prata fototermográfico |
| US7794512B2 (en) * | 2007-03-16 | 2010-09-14 | Afton Chemical Corporation | Supplying tungsten to a combustion system or combustion system exhaust stream containing iron |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2203882A (en) * | 1934-12-28 | 1940-06-11 | Rca Corp | Photoamplifier system |
| US3156826A (en) * | 1961-06-14 | 1964-11-10 | Engelhard Hanovia Inc | Light communication system employing superimposed currents applied to a high intensity light source |
| GB1097735A (en) * | 1964-09-23 | 1968-01-03 | Kyte Derek John | Improvements in or relating to printing |
| US3443028A (en) * | 1964-10-13 | 1969-05-06 | Dick Co Ab | Modulated scanning system |
| GB1133444A (en) * | 1964-10-29 | 1968-11-13 | Charles Gunn Russell | Apparatus for producing a carrier modulated by an optical input to the apparatus |
| US3471701A (en) * | 1967-07-19 | 1969-10-07 | Magnavox Co | Radiation sensitive transducing system |
-
1968
- 1968-10-11 US US766784A patent/US3614307A/en not_active Expired - Lifetime
- 1968-10-14 FR FR1587491D patent/FR1587491A/fr not_active Expired
- 1968-10-14 GB GB48670/68A patent/GB1249873A/en not_active Expired
- 1968-10-14 BR BR203119/68A patent/BR6803119D0/pt unknown
- 1968-10-15 NL NL6814711A patent/NL6814711A/xx unknown
- 1968-10-16 DE DE19681803376 patent/DE1803376B2/de not_active Withdrawn
- 1968-10-16 SU SU1275557A patent/SU361610A3/ru active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2216738A1 (enExample) * | 1973-02-05 | 1974-08-30 | Muirhead Inc |
Also Published As
| Publication number | Publication date |
|---|---|
| GB1249873A (en) | 1971-10-13 |
| US3614307A (en) | 1971-10-19 |
| DE1803376B2 (de) | 1971-07-01 |
| NL6814711A (enExample) | 1969-04-18 |
| SU361610A3 (enExample) | 1972-12-07 |
| DE1803376A1 (de) | 1970-03-26 |
| BR6803119D0 (pt) | 1973-01-16 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |