发明名称 SYSTEM AND METHOD FOR READING PATTERNS USING MULTIPLE IMAGE FRAMES
摘要 This invention provides a system and method for decoding symbology that contains a respective data set using multiple image frames (420, 422, 424) of the symbol, wherein at least some of those frames can have differing image parameters (for example orientation, lens zoom, aperture, etc.) so that combining the frames with an illustrative multiple image application (430) allows the most-readable portions of each frame to be stitched togßther. And unlike prior systems which may select one "best" image, the illustrative system method allows this stitched image to form a complete, readable image of the underlying symbol (310). In an illustrative embodiment the system and method includes an imaging assembly that acquires multiple image frames of the symbol in which some of those image frames have discrete, differing image parameters from others of the frames. A processor, which is operatively connected to the imaging assembly processes the plurality of acquired image frames of the symbol to decode predetermined code data from at least some of the plurality of image frames, and' to combine the predeterminded code data from the at least some of the plurality of image frames to define a decodable version of the data set represented by the symbol.
申请公布号 WO2009064759(A1) 申请公布日期 2009.05.22
申请号 WO2008US83191 申请日期 2008.11.12
申请人 COGNEX CORPORATION;NADABAR, SATEESHA 发明人 NADABAR, SATEESHA
分类号 G06K7/14;G06K7/10 主分类号 G06K7/14
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