可行性报告热敏打印技术二〇一五年一月目录一、项目背景............................................................................................3二、热敏打印与热转印打印方式比较....................................................31.热敏打印机.......................................................................................42.热转印...............................................................................................4三、一种热敏打印机的原理....................................................................51.系统组成...........................................................................................52.热敏打印工作原理...........................................................................53.硬件设计...........................................................................................63.1 主控器件..................................................................................63.2 热敏打印头过热保护模块......................................................73.3 步进电机驱动模块..................................................................73.4 数据加载..................................................................................8四、热敏打印头的工艺............................................................................81.加热元件形状...................................................................................92.发热体阻值的比较...........................................................................9五、智能热敏打印头..............................................................................10六、热敏打印技术的进展趋势..............................................................11一、项目背景热敏打印技术就是通过热敏打印头将打印介质上的热敏材料熔化变色，生成所需的文字和图形。热转印从热敏技术进展而来，它通过加热转印色带，使涂敷于色带上的墨转印到纸上形成图像。热敏打印技术的关键在于加热元件，热敏打印机芯上有一排微小的半导体元件，这些元件排得很密，从 200dpi 到 600dpi 不等，这些元件在通过一定电流时会很快产生...
