The basic process of digital measurement includes

The basic process of digital mapping includes data acquisition, data processing and data output.

Digital mapping system is to input the map data collected by measuring equipment into computer, edit and process it by mapping software, and digitally draw or draw it into a map. Realized the real-time mapping of indoor and outdoor integration. It includes total station, portable computer and corresponding drawing software. In the sense of hardware, it replaces drawing tools such as sketchpad, drawing, pencil and eraser.

Digital Surveying and Mapping (DSM) system is a surveying and mapping system that collects, inputs, maps, draws, outputs and manages topographic spatial data with the support of computer and its software.

Digital map A map stored in digital form on disks, tapes, optical disks and other media.

Usually, the map we see is based on paper, cloth or other objects with visible real size, and the map content is drawn or printed on these carriers.

Digital maps are stored on the hard disk, floppy disk or magnetic tape of the computer, and the map contents are represented by numbers, which need to be displayed, read, retrieved and analyzed by special computer software. Digital maps can represent much more information than ordinary maps.