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

Communications: directive radio wave systems and devices (e.g. – Directive – Beacon or receiver

Locatable mobile cellular telephony terminal

Communications: directive radio wave systems and devices (e.g. – Directive – Beacon or receiver

Location determination for mobile units

Communications: directive radio wave systems and devices (e.g. – Directive – Beacon or receiver

Location determination in a wireless network

Communications: directive radio wave systems and devices (e.g. – Directive – Beacon or receiver

Location estimation in narrow bandwidth wireless...

Communications: directive radio wave systems and devices (e.g. – Directive – Beacon or receiver

Location of aircraft with time difference of arrival

Communications: directive radio wave systems and devices (e.g. – Directive – Beacon or receiver

Location system using beacon transmitters

Communications: directive radio wave systems and devices (e.g. – Directive – Beacon or receiver

Location system with swept digital beacon

Communications: directive radio wave systems and devices (e.g. – Directive – Beacon or receiver

Locator device useful for house arrest and stalker detection

Communications: directive radio wave systems and devices (e.g. – Directive – Beacon or receiver

Long baseline phase interferometer ambiguity resolution...

Communications: directive radio wave systems and devices (e.g. – Directive – Beacon or receiver

Loran-C alignment method

Communications: directive radio wave systems and devices (e.g. – Directive – Beacon or receiver

Loran-C receiver module

Communications: directive radio wave systems and devices (e.g. – Directive – Beacon or receiver

Loran-C signal phase tracking apparatus

Communications: directive radio wave systems and devices (e.g. – Directive – Beacon or receiver

Loran-C signal receiving apparatus

Communications: directive radio wave systems and devices (e.g. – Directive – Beacon or receiver

Loran-C signal receiving apparatus

Communications: directive radio wave systems and devices (e.g. – Directive – Beacon or receiver

Low cost angle of arrival measurement system

Communications: directive radio wave systems and devices (e.g. – Directive – Beacon or receiver

Low elevation guidance system

Communications: directive radio wave systems and devices (e.g. – Directive – Beacon or receiver

Low probability of interception relative position determination