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

Passive emitter location system

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

Passive high accuracy geolocation system and method

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

Passive means for single site radio location

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

Passive monopulse ranging to a non-cooperative emitter and non-e

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

Passive moving object detection system and method using...

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

Passive navigation system

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

Passive navigation system

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

Passive ranging method and apparatus using interferometric scann

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

Passive self-determined position fixing system

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

Passive SSR system utilizing P3 and P2 pulses for synchronizing

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

Passive target detection and identification system

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

Passive three dimensional track of non-cooperative targets...

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

Passive tracking system and method

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

Passive tracking system and method

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

Personal alarm location system and method

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

Personal emergency locator system

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

Personal locator system

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

Personalized locator method and apparatus

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

Phase measurement ranging