A function expanding device, a function expanding device detachable structure, and a function expanding system

摘要

The user can select which function he / she wants to expand and provide a technique that can be embedded freely as needed. The present technology relates to an image pickup apparatus 1 which is detachably disposed between an image pickup apparatus 1 for picking up an image of a subject and obtaining image data and an interface apparatus 2 for performing data communication with an external apparatus, The function expanding device 3 of the configuration for expanding the function of the function expanding device 3 is provided. The functions of the image pickup device 1 to be expanded include an image processing function for processing image data, an operation environment maintaining function for maintaining the operation environment of the image pickup apparatus 1, a transfer mode changing function for changing the image data transfer mode, And a subject recognition function for recognizing the subject from the data.