EP0516091A3 - System for driving thermal head of dye thermal printer - Google Patents
System for driving thermal head of dye thermal printer Download PDFInfo
- Publication number
- EP0516091A3 EP0516091A3 EP19920108963 EP92108963A EP0516091A3 EP 0516091 A3 EP0516091 A3 EP 0516091A3 EP 19920108963 EP19920108963 EP 19920108963 EP 92108963 A EP92108963 A EP 92108963A EP 0516091 A3 EP0516091 A3 EP 0516091A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- dye
- driving
- thermal
- thermal head
- printer
- 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.)
- Withdrawn
Links
Classifications
-
- 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
- B41J2/315—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material
- B41J2/32—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material using thermal heads
- B41J2/35—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material using thermal heads providing current or voltage to the thermal head
- B41J2/355—Control circuits for heating-element selection
- B41J2/36—Print density control
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP121446/91 | 1991-05-27 | ||
JP3121446A JPH04347665A (ja) | 1991-05-27 | 1991-05-27 | 昇華式プリンタのサーマルヘッド駆動方式 |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0516091A2 EP0516091A2 (en) | 1992-12-02 |
EP0516091A3 true EP0516091A3 (en) | 1993-03-10 |
Family
ID=14811342
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP19920108963 Withdrawn EP0516091A3 (en) | 1991-05-27 | 1992-05-27 | System for driving thermal head of dye thermal printer |
Country Status (2)
Country | Link |
---|---|
EP (1) | EP0516091A3 (ja) |
JP (1) | JPH04347665A (ja) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4675695A (en) * | 1985-12-13 | 1987-06-23 | Intermec Corporation | Method and apparatus for temperature control in thermal printers |
WO1990003554A1 (en) * | 1988-09-23 | 1990-04-05 | Datacard Corporation | Thermal print head temperature control |
US4984092A (en) * | 1988-05-24 | 1991-01-08 | Fuji Xerox Co., Ltd. | Halftone image gradation data converted to bit-train data with data retained after thresholding converted to pulse-train data |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5811184A (ja) * | 1981-07-15 | 1983-01-21 | Sony Corp | 感熱ヘツド駆動方式 |
JPS61197257A (ja) * | 1985-02-28 | 1986-09-01 | Shinko Electric Co Ltd | 熱転写式プリンタ |
JPS62108072A (ja) * | 1985-11-05 | 1987-05-19 | Nippon Kogaku Kk <Nikon> | サ−マルヘツド駆動装置 |
-
1991
- 1991-05-27 JP JP3121446A patent/JPH04347665A/ja active Pending
-
1992
- 1992-05-27 EP EP19920108963 patent/EP0516091A3/en not_active Withdrawn
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4675695A (en) * | 1985-12-13 | 1987-06-23 | Intermec Corporation | Method and apparatus for temperature control in thermal printers |
US4984092A (en) * | 1988-05-24 | 1991-01-08 | Fuji Xerox Co., Ltd. | Halftone image gradation data converted to bit-train data with data retained after thresholding converted to pulse-train data |
WO1990003554A1 (en) * | 1988-09-23 | 1990-04-05 | Datacard Corporation | Thermal print head temperature control |
Non-Patent Citations (3)
Title |
---|
PATENT ABSTRACTS OF JAPAN vol. 11, no. 25 (M-556)23 January 1987 & JP-A-61 197 257 ( SHINKO ELECTRIC CO LTD ) 1 September 1986 * |
PATENT ABSTRACTS OF JAPAN vol. 11, no. 327 (M-635)24 October 1987 & JP-A-62 108 072 ( NIPPON KOGAKU KK (NIKON) ) 19 May 1987 * |
PATENT ABSTRACTS OF JAPAN vol. 7, no. 85 (M-206)(1230) 9 April 1983 & JP-A-58 11 184 ( SONY K.K. ) 21 January 1983 * |
Also Published As
Publication number | Publication date |
---|---|
JPH04347665A (ja) | 1992-12-02 |
EP0516091A2 (en) | 1992-12-02 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): DE FR GB |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): DE FR GB |
|
17P | Request for examination filed |
Effective date: 19930825 |
|
17Q | First examination report despatched |
Effective date: 19940712 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 19941123 |