JPH029546U - - Google Patents
Info
- Publication number
- JPH029546U JPH029546U JP8246488U JP8246488U JPH029546U JP H029546 U JPH029546 U JP H029546U JP 8246488 U JP8246488 U JP 8246488U JP 8246488 U JP8246488 U JP 8246488U JP H029546 U JPH029546 U JP H029546U
- Authority
- JP
- Japan
- Prior art keywords
- time data
- energization time
- energization
- recording
- shift register
- 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
- 238000010586 diagram Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 2
- 230000000737 periodic effect Effects 0.000 description 1
Description
第１図は本考案の第１実施例に係る熱履歴制御
回路のブロツク図、第２図は同回路の動作を示す
タイミング図、第３図は本考案の第２の実施例に
係る熱履歴制御回路のブロツク図、第４図ａ，ｂ
は熱履歴制御の基本を説明するための図、第５図
は理想的な通電補正の方法を示す図、第６図は従
来のソフトウエアによる熱履歴制御を示すタイミ
ング図、第７図は従来のソフトウエアによる熱履
歴制御の方法を示すフローチヤート図である。
１……印字周期テーブルＲＯＭ、２〜６……Ｄ
タイプフリツプ・フロツプ（Ｄ―Ｆ／Ｆ）、３，
４，５，２０，２１……Ｄ型フリツプフロツプ、
６……シフトレジスタ、７，８……ＡＮＤゲート
、９……インバータ、１０……比較器、１１……
タイマ、１２〜２８……各信号データ、１３，３
３……通電時間データテーブル、１７……比較器
、１８……タイマ。
Fig. 1 is a block diagram of a thermal history control circuit according to a first embodiment of the present invention, Fig. 2 is a timing diagram showing the operation of the circuit, and Fig. 3 is a thermal history control circuit according to a second embodiment of the present invention. Block diagram of control circuit, Figure 4a, b
is a diagram to explain the basics of thermal history control, Figure 5 is a diagram showing an ideal energization correction method, Figure 6 is a timing diagram showing thermal history control using conventional software, and Figure 7 is a diagram showing conventional FIG. 2 is a flowchart showing a method of thermal history control using software. 1...Print periodic table ROM, 2-6...D
Type flip-flop (D-F/F), 3,
4, 5, 20, 21...D type flip-flop,
6 ...Shift register, 7,8...AND gate, 9...Inverter, 10...Comparator, 11...
Timer, 12 to 28...Each signal data, 13, 3
3... Energization time data table, 17... Comparator, 18... Timer.
Claims (1)
シフト入力し各時点での格納データをパラレル出
力するシフトレジスタと、このシフトレジスタの
パラレル出力をアドレスとして入力し該アドレス
が示す記録頻度に応じた記録ヘツドの通電時間デ
ータを出力する通電時間データテーブルと、 この通電時間データテーブルから出力される通
電時間データに応じたパルス幅の通電パルスを生
成する通電パルス生成回路とを具備したことを特
徴とする熱記録装置。[Claims for Utility Model Registration] A shift register that shifts and inputs recording data based on a recording timing pulse and outputs stored data at each point in parallel, and a record that inputs the parallel output of this shift register as an address and is indicated by the address. It is equipped with an energization time data table that outputs energization time data of the recording head according to the frequency, and an energization pulse generation circuit that generates energization pulses with a pulse width corresponding to the energization time data output from the energization time data table. A thermal recording device characterized by:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8246488U JPH029546U (en) | 1988-06-22 | 1988-06-22 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8246488U JPH029546U (en) | 1988-06-22 | 1988-06-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH029546U true JPH029546U (en) | 1990-01-22 |
Family
ID=31307217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8246488U Pending JPH029546U (en) | 1988-06-22 | 1988-06-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH029546U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5867477A (en) * | 1981-10-19 | 1983-04-22 | Yokogawa Hokushin Electric Corp | Control on thermal head in heat-sensitive recorder |
-
1988
- 1988-06-22 JP JP8246488U patent/JPH029546U/ja active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5867477A (en) * | 1981-10-19 | 1983-04-22 | Yokogawa Hokushin Electric Corp | Control on thermal head in heat-sensitive recorder |
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