Patent ID: 9146186
Filing Date: 2015-09-29
Classification: G01N

Abstract:
1. An assay device, comprising: a controller outputting a first control signal in response to a user-startup of the controller, and a second control signal; a display device; a memory that stores names and standard densities of a plurality of substances, wherein the names of the plurality of substances are outputted to the display device according to the user-startup of the controller; an emitter emitting rays at an object under control of the second control signal in response to a selected substance input by a user; a receiver configured to receive the rays reflected back by the object; and a processing unit configured to calculate density of the object according to intensity of the emitted rays and intensity of the reflected rays, calculate purity of the selected substance in the object according to the calculated density of the object and standard density of the selected substance stored in the memory, and output the calculated purity to the display device; and wherein the assay device is incorporated in a mobile phone.