Patent ID: 9448639
Filing Date: 2016-09-20
CPC Classification: G05B,G06F,G08C

Claim Text:
1. A controller connected to an image sensor, comprising: (a) reference data comprising four indentations each of which is formed between extended fingers, a positional relation between the extended fingers that represent projections, and a feature relating to the thumb, the indentations, the positional relation and the feature being set as biometrics of fingers forming a preselected shape of an open hand with all of the fingers and the thumb extended (hereinafter, the preselected shape is referred to as a cue sign); (b) an association storage that associates the cue sign with a predetermined operation of equipment to be controlled and stores the association; (c) a recognizer that analyzes, at predetermined intervals, images successively generated by the image sensor (hereinafter, the images are referred to as through-the-lens-images) to detect a shape formed by fingers, detects, in the shape, indentations each of which is formed between extended fingers, a positional relation between the extended fingers that represent projections, and a feature relating to the thumb, and compares the indentations, the positional relation and the feature with the biometrics included in the reference data to recognize the cue sign; and (d) a control part that, in response to the recognition of the cue sign, refers to the association storage to emit a control signal for the predetermined operation associated with the recognized cue sign at a predetermined timing.