LandOfFree - US Patents - Listing for Communications: directive radio wave systems and devices (e.g., ,Directive,Position indicating

Communications: directive radio wave systems and devices (e.g. – Directive – Position indicating

Locomotive collision avoidance method and system

Communications: directive radio wave systems and devices (e.g. – Directive – Position indicating

Loro antenna and pulse pattern detection system

Communications: directive radio wave systems and devices (e.g. – Directive – Position indicating

Low cost DTOA location processing system based on multiple...

Communications: directive radio wave systems and devices (e.g. – Directive – Position indicating

Low duty cycle navigation system

Communications: directive radio wave systems and devices (e.g. – Directive – Position indicating

Method and apparatus for a portable communication device to iden

Communications: directive radio wave systems and devices (e.g. – Directive – Position indicating

Method and apparatus for accomplishing extended range TCAS

Communications: directive radio wave systems and devices (e.g. – Directive – Position indicating

Method and apparatus for accomplishing extended range TCAS using

Communications: directive radio wave systems and devices (e.g. – Directive – Position indicating

Method and apparatus for accurate aircraft and vehicle tracking

Communications: directive radio wave systems and devices (e.g. – Directive – Position indicating

Method and apparatus for ADS-B validation, active and...

Communications: directive radio wave systems and devices (e.g. – Directive – Position indicating

Method and apparatus for bounded time delay estimation

Communications: directive radio wave systems and devices (e.g. – Directive – Position indicating

Method and apparatus for calibrating location finding equipment

Communications: directive radio wave systems and devices (e.g. – Directive – Position indicating

Method and apparatus for controlling access to mobile devices

Communications: directive radio wave systems and devices (e.g. – Directive – Position indicating

Method and apparatus for conveying a communication signal betwee

Communications: directive radio wave systems and devices (e.g. – Directive – Position indicating

Method and apparatus for correlating flight identification...

Communications: directive radio wave systems and devices (e.g. – Directive – Position indicating

Method and apparatus for detecting and locating intrusion in...

Communications: directive radio wave systems and devices (e.g. – Directive – Position indicating

Method and apparatus for detecting and predicting motion of mobi

Communications: directive radio wave systems and devices (e.g. – Directive – Position indicating

Method and apparatus for detecting the movement of a device...

Communications: directive radio wave systems and devices (e.g. – Directive – Position indicating

Method and apparatus for detecting vehicle location for a vehicl

Communications: directive radio wave systems and devices (e.g. – Directive – Position indicating

Method and apparatus for determining an angle of arrival of...