09477239 is referenced by 4 patents and cites 443 patents.

An HVAC controller that can detect if a user's mobile wireless device is currently connected to and recognized by a building's wireless local area network is disclosed. Depending on whether or not the user's mobile wireless device is currently connected to and recognized by the building's wireless local area network, the HVAC controller basis its control on unoccupied or occupied settings.

Title
HVAC controller with wireless network based occupancy detection and control
Application Number
13/559443
Publication Number
9477239 (B2)
Application Date
July 26, 2012
Publication Date
October 25, 2016
Inventor
Neo Liu
Tianjin
CN
Gabriel A Bergman
New Brighton
MN, US
Agent
Seager Tufte & Wickem
Assignee
Honeywell International
NJ, US
IPC
F24F 11/00
H04L 12/28
G05D 23/19
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