Interactive whiteboard is a type of multimedia interactive teaching terminal that facilitates teachers to conduct multimedia teaching easily. Interactive whiteboards can be divided into several types according to principles, including pressure sensing, electromagnetic sensing, infrared, ultrasound, and CCD. So, what is the working principle of an interactive whiteboard, and what are its basic functions? Let's Carry LCD company take a look together.
Digital screen board for teaching can be divided into several types according to principles, including pressure sensing, electromagnetic sensing, infrared, ultrasound, and CCD. Each technology has different characteristics and advantages and has a certain market share. According to the analysis report of international authoritative market research institutions, in recent years, electromagnetic sensing technology and pressure sensing technology electronic whiteboards and LCD white board have occupied the dominant position in the international market, followed by ultrasound and infrared technology.
Basic annotation and art painting functions: able to annotate or draw on the screen of the computer, with different pen shapes and colors, and able to erase annotations with the electronic eraser, and the annotated content can be saved and printed at any time;
Basic mouse function: the electronic pen acts as a left-click, and the button on the pen body acts as a right-click. Basic functions such as clicking, double-clicking, selecting, dragging, and right-clicking can be done with the electronic pen;
Basic function of restoring and updating the content of an interactive whiteboard;
Auxiliary tools: use the body's shortcut toolbar to zoom in or out the display, spotlight, screen curtain, view snapshot, view blackboard, screen calibration, and use custom basic functions to access the computer's applications or visit the set webpage at any time;
Basic functions of capturing displays, layering technology, and graphics editing: static graphics can be made dynamic, digital sigange displays making them more visual, and the actual operation content can be replayed to improve teaching quality;
Basic function of endless page writing with digital display screens for schools;
Basic handwriting recognition function: can use the existing language pack of the operating system, select the recognition language, and then write in it.