GB2154776B - Control of a light emitting diode array - Google Patents
Control of a light emitting diode arrayInfo
- Publication number
- GB2154776B GB2154776B GB08423544A GB8423544A GB2154776B GB 2154776 B GB2154776 B GB 2154776B GB 08423544 A GB08423544 A GB 08423544A GB 8423544 A GB8423544 A GB 8423544A GB 2154776 B GB2154776 B GB 2154776B
- Authority
- GB
- United Kingdom
- Prior art keywords
- control
- light emitting
- emitting diode
- diode array
- array
- 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
- H04N1/40—Picture signal circuits
- H04N1/401—Compensating positionally unequal response of the pick-up or reproducing head
- H04N1/4015—Compensating positionally unequal response of the pick-up or reproducing head of the reproducing head
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
- B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
- B41J2/435—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material
- B41J2/447—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material using arrays of radiation sources
- B41J2/45—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of radiation to a printing material or impression-transfer material using arrays of radiation sources using light-emitting diode [LED] or laser arrays
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K15/00—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers
- G06K15/02—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers
- G06K15/12—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers by photographic printing, e.g. by laser printers
- G06K15/1238—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers by photographic printing, e.g. by laser printers simultaneously exposing more than one point
- G06K15/1242—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers by photographic printing, e.g. by laser printers simultaneously exposing more than one point on one main scanning line
- G06K15/1247—Arrangements for producing a permanent visual presentation of the output data, e.g. computer output printers using printers by photographic printing, e.g. by laser printers simultaneously exposing more than one point on one main scanning line using an array of light sources, e.g. a linear array
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Printers Or Recording Devices Using Electromagnetic And Radiation Means (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB08423544A GB2154776B (en) | 1981-08-14 | 1984-09-18 | Control of a light emitting diode array |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/292,985 US4455562A (en) | 1981-08-14 | 1981-08-14 | Control of a light emitting diode array |
GB08223270A GB2104266B (en) | 1981-08-14 | 1982-08-12 | Control of a light emitting diode array |
GB08423544A GB2154776B (en) | 1981-08-14 | 1984-09-18 | Control of a light emitting diode array |
Publications (3)
Publication Number | Publication Date |
---|---|
GB8423544D0 GB8423544D0 (en) | 1984-10-24 |
GB2154776A GB2154776A (en) | 1985-09-11 |
GB2154776B true GB2154776B (en) | 1986-02-26 |
Family
ID=27261697
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB08423544A Expired GB2154776B (en) | 1981-08-14 | 1984-09-18 | Control of a light emitting diode array |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2154776B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5038208A (en) * | 1987-11-16 | 1991-08-06 | Canon Kabushiki Kaisha | Image forming apparatus with a function for correcting recording density uneveness |
JPH01146460A (en) * | 1987-12-02 | 1989-06-08 | Sharp Corp | Picture reader |
DE59608981D1 (en) * | 1995-05-22 | 2002-05-02 | Oce Printing Systems Gmbh | Optical character generator for an electrographic printer or copier |
-
1984
- 1984-09-18 GB GB08423544A patent/GB2154776B/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB2154776A (en) | 1985-09-11 |
GB8423544D0 (en) | 1984-10-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PE20 | Patent expired after termination of 20 years |
Effective date: 20020811 |