Patent ID: 9602681
Date: 2017-03-21
CPC Classifications: H04N

Claim:
1. An input device, comprising: a function input unit to receive a request for scanning; a scanning unit to obtain a scan image from a target object through a scan area; a communication interface unit to transmit the scan image to a display device; and a control unit coupled with the function input unit, the scanning unit and the communication unit, and configured to: receive a first request for entering a scan mode through a scan button included in the function input unit, enter the scan mode according to the first request, wherein the scan image and a scan box indicating a current scan area are displayed on a scan interface window of the display device in the scan mode, pause a scanning operation to obtain the scan image in response to the input device being located apart from the target object for more than a predetermined threshold distance or time during the scanning operation, receive a second request for switching the scan mode to an edition mode through the scan button, pause the scanning operation according to the second request, and transmit, to the display device, an edition request signal according to the second request, wherein the edition request signal is used for changing the scan interface window being displayed on the display device to an edition interface window for editing the obtained scan image, and wherein the scan box indicating the current scan area is not displayed on the edition interface window.