Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Estimation of speed of travel using the dynamic signal strength variation of multiple WLAN access points










Image Number 5 for United States Patent #8014788.

A method for estimating the speed and bearing of a Wi-Fi enabled device using WLAN radio signals in a WLAN based location service is provided. A method used to estimate a speed of travel of a Wi-Fi enabled device comprises the Wi-Fi enabled device receiving signals transmitted by Wi-Fi access points in range of the Wi-Fi enabled device, and using the signals to estimate the speed of and/or direction of travel of the Wi-Fi enabled device.








 
 
  Recently Added Patents
Defect detection system and method
Categorizing bit errors of solid-state, non-volatile memory
Lens driving device
Catalysts for hydrodeoxygenation of polyols
Presenting a link to a user
Compounds for the reduction of .beta.-amyloid production
Battery pouch sheet edge insulation
  Randomly Featured Patents
Surveillance system
Endless carrier belt for conveyor system and conveyor system fitted therewith
Fuel composition which combusts instantaneously, method and plant therefor
Flavor delivery article
Cells expressing anti-Fc receptor binding components
Thin film deposition apparatus
Anchoring a railway rail-fastening clip to a foundation for a railway rail
Device that permits a user to select a position in a display of images for insertion of a user comment and warns the user if the insertion of the user comment at the selected position is not p
Low power illumination device
Charge transfer device for processing video-frequency signals