Patent ID: 8930146
Filing Date: 2015-01-06
Classification: G01D,G01R,G08B,Y02B,Y04S

Abstract:
1. An apparatus state detector that detects states of a single or a plurality of apparatuses comprising: measuring means that measures a physical quantity of an environment in which the apparatus is placed; feature-quantity calculation means that calculates a feature quantity of the measured value measured by said measuring means; storage means that stores, in advance, a plurality of feature quantities of each apparatus and apparatus states associated with the feature quantities, respectively, as dictionary data; and apparatus-state detection means that searches for a feature quantity from said plurality of feature quantities in said dictionary data by using a feature quantity calculated by said feature-quantity calculation means as a search key and identifies an apparatus state based on the apparatus state associated with a retrieved feature quantity as a result of the search based on stored histories of the feature quantities for each apparatus, wherein said apparatus-state detection means is configured to