FR2290109A1 - Emetteur-recepteur d'analyse et de restitution de documents - Google Patents
Emetteur-recepteur d'analyse et de restitution de documentsInfo
- Publication number
- FR2290109A1 FR2290109A1 FR7436410A FR7436410A FR2290109A1 FR 2290109 A1 FR2290109 A1 FR 2290109A1 FR 7436410 A FR7436410 A FR 7436410A FR 7436410 A FR7436410 A FR 7436410A FR 2290109 A1 FR2290109 A1 FR 2290109A1
- Authority
- FR
- France
- Prior art keywords
- detector
- reference track
- transceiver
- transmitter
- line scanning
- 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.)
- 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
- H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
- H04N1/36—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device for synchronising or phasing transmitter and receiver
-
- 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
- H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
- H04N1/047—Detection, control or error compensation of scanning velocity or position
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
- H04N2201/024—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof deleted
- H04N2201/02406—Arrangements for positioning elements within a head
- H04N2201/02439—Positioning method
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
- H04N2201/04—Scanning arrangements
- H04N2201/047—Detection, control or error compensation of scanning velocity or position
- H04N2201/04701—Detection of scanning velocity or position
- H04N2201/0471—Detection of scanning velocity or position using dedicated detectors
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
- H04N2201/04—Scanning arrangements
- H04N2201/047—Detection, control or error compensation of scanning velocity or position
- H04N2201/04701—Detection of scanning velocity or position
- H04N2201/04715—Detection of scanning velocity or position by detecting marks or the like, e.g. slits
- H04N2201/04727—Detection of scanning velocity or position by detecting marks or the like, e.g. slits on a linear encoder
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
- H04N2201/04—Scanning arrangements
- H04N2201/047—Detection, control or error compensation of scanning velocity or position
- H04N2201/04701—Detection of scanning velocity or position
- H04N2201/04734—Detecting at frequent intervals, e.g. once per line for sub-scan control
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
- H04N2201/04—Scanning arrangements
- H04N2201/047—Detection, control or error compensation of scanning velocity or position
- H04N2201/04753—Control or error compensation of scanning position or velocity
- H04N2201/04758—Control or error compensation of scanning position or velocity by controlling the position of the scanned image area
- H04N2201/04767—Control or error compensation of scanning position or velocity by controlling the position of the scanned image area by controlling the timing of the signals, e.g. by controlling the frequency o phase of the pixel clock
- H04N2201/04781—Controlling the phase of the signals
- H04N2201/04786—Controlling a start time, e.g. for output of a line of data
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
- H04N2201/04—Scanning arrangements
- H04N2201/047—Detection, control or error compensation of scanning velocity or position
- H04N2201/04753—Control or error compensation of scanning position or velocity
- H04N2201/04794—Varying the control or compensation during the scan, e.g. using continuous feedback or from line to line
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Facsimile Scanning Arrangements (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7436410A FR2290109A1 (fr) | 1974-10-31 | 1974-10-31 | Emetteur-recepteur d'analyse et de restitution de documents |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7436410A FR2290109A1 (fr) | 1974-10-31 | 1974-10-31 | Emetteur-recepteur d'analyse et de restitution de documents |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2290109A1 true FR2290109A1 (fr) | 1976-05-28 |
FR2290109B1 FR2290109B1 (fr) | 1977-03-18 |
Family
ID=9144589
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7436410A Granted FR2290109A1 (fr) | 1974-10-31 | 1974-10-31 | Emetteur-recepteur d'analyse et de restitution de documents |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2290109A1 (fr) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2488759A1 (fr) * | 1980-08-13 | 1982-02-19 | Matra | Dispositif destine a produire un signal lors du passage d'un mobile en des points successifs d'une trajectoire et application aux appareils de reproduction fac-simile, notamment de telecopie |
EP0156799A1 (fr) * | 1983-09-26 | 1985-10-09 | Image Communications, Inc. | Machine de fac-similes a usages multiples |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1558044A (fr) * | 1967-03-20 | 1969-02-21 | Cognitronics Corp | |
US3588906A (en) * | 1968-10-18 | 1971-06-28 | Mead Corp | Image construction system with clocked information input |
US3835249A (en) * | 1972-12-26 | 1974-09-10 | Ibm | Scanning light synchronization system |
-
1974
- 1974-10-31 FR FR7436410A patent/FR2290109A1/fr active Granted
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1558044A (fr) * | 1967-03-20 | 1969-02-21 | Cognitronics Corp | |
US3588906A (en) * | 1968-10-18 | 1971-06-28 | Mead Corp | Image construction system with clocked information input |
US3835249A (en) * | 1972-12-26 | 1974-09-10 | Ibm | Scanning light synchronization system |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2488759A1 (fr) * | 1980-08-13 | 1982-02-19 | Matra | Dispositif destine a produire un signal lors du passage d'un mobile en des points successifs d'une trajectoire et application aux appareils de reproduction fac-simile, notamment de telecopie |
EP0156799A1 (fr) * | 1983-09-26 | 1985-10-09 | Image Communications, Inc. | Machine de fac-similes a usages multiples |
EP0156799A4 (fr) * | 1983-09-26 | 1988-03-07 | Image Communications Inc | Machine de fac-similes a usages multiples. |
Also Published As
Publication number | Publication date |
---|---|
FR2290109B1 (fr) | 1977-03-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |