US11287407B2 - Dynamic reverse gas stack model for portable chemical detection devices
to locate threat and point-of-source from effluent streams - Google Patents US11287407B2 …

The present disclosure relates to a sensor network, machine type communication (MTC),
machine-to-machine (M2M) communication, and technology for internet of things (IoT). The …

Methods, systems, and apparatus for controlling air filtration, circulation, climate control
and/or other adjustable components. The air control system includes an air filtration or …

Disclosed is an atmospheric information network comprised of a group of low earth orbit
satellite-based sensors providing global coverage of the earth, together with one or more …

Systems and methods are provided for estimating a quality of air in proximity to a vehicle. In
one embodiment, a method includes: determining a radius of the vehicle; esti mating a …

Disclosed is an atmospheric information network comprised of a group of low earth orbit
satellite-based sensors providing global coverage of the earth, together with one or more …

Air quality issues have attracted more and more public attention, and mobile crowd sensing
uses the sensors of mobile devices such as smartphones to collect data, and through the …

Methods, systems, and computer program products are provided. Aspects include
determining characteristic data associated with a physical environment, based on the …

The invention concerns an on-board device and a mobile method for capturing and
recording the fine particles and/or the density of NOx gases in the air for the purpose of …

A method and system are provided. The method includes performing, by at least a computer
processing system having a hardware processor, a particulate mapping process to predict …