JPS6450945U - - Google Patents
Info
- Publication number
- JPS6450945U JPS6450945U JP14740387U JP14740387U JPS6450945U JP S6450945 U JPS6450945 U JP S6450945U JP 14740387 U JP14740387 U JP 14740387U JP 14740387 U JP14740387 U JP 14740387U JP S6450945 U JPS6450945 U JP S6450945U
- Authority
- JP
- Japan
- Prior art keywords
- thermal head
- pulse width
- thermal
- printing pulse
- utility
- 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.)
- Pending
Links
- 238000001514 detection method Methods 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 3
- 230000008542 thermal sensitivity Effects 0.000 claims 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
Landscapes
- Electronic Switches (AREA)
Description
第１図は本考案による感熱記録装置の一実施例
を示す図、第２図は従来装置の最適印字パルス幅
を決定するマトリクステーブル、第３図は本考案
の基本原理を示す等印加エネルギー曲線図、第４
図は印字パルス幅とサーマルヘツド温度の関係を
示す図、第５図は本考案の等印加エネルギー曲線
と補正曲線を示す図である。
１……サーマルヘツド、２……演算装置、３…
…プロセススピード検出装置、４……温度検出装
置、５，８……Ａ／Ｄ変換装置、６……電源、７
……電圧検出装置。
Fig. 1 is a diagram showing an embodiment of the thermal recording device according to the present invention, Fig. 2 is a matrix table for determining the optimum printing pulse width of the conventional device, and Fig. 3 is an equal applied energy curve showing the basic principle of the present invention. Figure, 4th
This figure shows the relationship between printing pulse width and thermal head temperature, and FIG. 5 shows the equal applied energy curve and correction curve of the present invention. 1...Thermal head, 2...Arithmetic unit, 3...
...Process speed detection device, 4...Temperature detection device, 5, 8...A/D conversion device, 6...Power supply, 7
...Voltage detection device.
Claims (1)
ード検出装置と電源電圧検出装置及びサーマルヘ
ツドの温度検出装置とを有し、該演算装置は入力
される上記各検出装置の検出信号及び該サーマル
ヘツドの内部抵抗値とにより、該サーマルヘツド
への印字パルス幅を演算出力することを特徴とす
る感熱記録装置。 (2) 上記印字パルス幅は、該印字パルス幅とサ
ーマルヘツドへの印加電力との積が一定となるよ
うに決定されることを特徴とする実用新案登録請
求の範囲第１項記載の感熱記録装置。 (3) プロセススピード変化分、サーマルヘツド
温度変化分、電源電圧変化分の全部またはそのう
ちのいずれかにより上記印字パルス幅を補正する
ことを特徴とする実用新案登録請求の範囲第１項
記載の感熱記録装置。[Claims for Utility Model Registration] (1) It has a thermal head, a calculation device, a process speed detection device, a power supply voltage detection device, and a temperature detection device for the thermal head, and the calculation device detects the input signals of each of the above detection devices. A thermal recording device characterized in that a printing pulse width to the thermal head is calculated and output based on a detection signal and an internal resistance value of the thermal head. (2) The thermal recording according to claim 1 of the utility model registration claim, wherein the printing pulse width is determined such that the product of the printing pulse width and the electric power applied to the thermal head is constant. Device. (3) The thermal sensitivity according to claim 1 of the utility model registration claim, characterized in that the printing pulse width is corrected by all or any of process speed change, thermal head temperature change, and power supply voltage change. Recording device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14740387U JPS6450945U (en) | 1987-09-25 | 1987-09-25 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP14740387U JPS6450945U (en) | 1987-09-25 | 1987-09-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6450945U true JPS6450945U (en) | 1989-03-29 |
Family
ID=31417769
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP14740387U Pending JPS6450945U (en) | 1987-09-25 | 1987-09-25 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6450945U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005280054A (en) * | 2004-03-29 | 2005-10-13 | Fujitsu Component Ltd | Printer |
-
1987
- 1987-09-25 JP JP14740387U patent/JPS6450945U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2005280054A (en) * | 2004-03-29 | 2005-10-13 | Fujitsu Component Ltd | Printer |