| 摘要 |
The invention relates to a mobile device (100) for capturing a text range on an identification document, wherein the text range has a plurality of text characters in a predetermined arrangement in accordance with a predetermined arrangement extent, having a photographic camera (101), which is designed to capture an image of the identification document in order to obtain a document image, and a processor (103), which is designed to segment the document image in order to obtain a plurality of image segments, to select a plurality of text character image segments from the plurality of image segments, wherein the text character image segments each represent a text character, to determine a plurality of text character groups on the basis of the plurality of text character image segments, wherein the text character groups each comprise a series of text character image segments, and to compare a plurality of arrangement extents for the plurality of text character groups with the predetermined arrangement extent in order to capture the text range on the identification document. |
