Patent ID: 9273878
Filing Date: 2016-03-01
CPC Classification: F24F

Claim Text:
1. A portable handheld device for diagnosing an HVAC component, wherein the HVAC component includes a user interface that emits a series of light pulses, the device comprising: a user interface including a display; one or more sensors including a camera for sensing the series of light pulses of the HVAC component, and for providing a video input signal of the series of light pulses; a memory storing a database that identifies one or more patterns, wherein each pattern is associated with diagnostic information for an HVAC component; and a controller coupled to the one or more sensors, the user interface and the memory, the controller configured to perform a pattern recognition on the series of light pulses in the video input signal, and based on the pattern recognition, identify a corresponding one of the one or more patterns stored in the database, and based on the identified one of the one or more patterns, display at least selected diagnostic information that is associated with the identified one of the one or more patterns on the display of the device.