Patent ID: 8848237

Claim:
A wireless scanning device comprising a scanning module adapted to scan a subject, a processor coupled to said scanning module, and a wireless communication module coupled to said processor for wireless communication with a user device; wherein said processor is configured to receive screen resolution information and a scan command from the user device through said wireless communication module, the screen resolution information indicating a screen resolution of the user device, said processor being operable to control said scanning module to start scanning the subject according to the scan command, said scanning module being operable to generate a plurality of scan data segments during scanning of the subject; wherein said processor is further operable, for each of the scan data segments, to generate a real-time display data segment according to the screen resolution information, to compress the scan data segment to obtain a compressed data segment, to append a first tag to the real-time display data segment, to append a second tag to the compressed data segment, and to transmit the real-time display data segment with the first tag and the compressed data segment with the second tag to the user device through said wireless communication module, the first tag indicating that the real-time display data segment is for real-time display by the user device, the second tag indicating that the compressed data segment is for storage by the user device.