U-TDOA

AcronymDefinition
U-TDOAUplink Time Difference of Arrival (mobile phone location technology)
References in periodicals archive ?
E-OTD (Enhanced Observed Time Difference) standard hybrid method for GSM conceptually, method is similar to U-TDOA.
Because the TruePosition LMU-Universal is so sensitive, TruePosition U-TDOA is able to work indoors and in dense urban environments with tall buildings where GPS performance is limited.
Because the solution is highly sensitive, TruePosition U-TDOA is able to work indoors and in dense urban environments with tall buildings where GPS performance is limited.
TruePosition U-TDOA is currently deployed in many parts of the world for various mission-critical applications.
TruePosition Inc reported on Wednesday the installation of its TruePosition U-TDOA Location Platform in the Spanish Region of Murcia.
The Location System combines the widest variety of positioning technologies, including network and handset-based location solutions such as U-TDOA, Cell ID, Enhanced Cell ID, A-GPS and future hybrid solutions.
TruePostition Inc, a subsidiary of Liberty Media Corporation and a provider of wireless location technologies, said today that it has received a 'multi-million dollar' (USD) contract from an unnamed overseas government for the purchase of its U-TDOA mobile handset location technology, to be used for national security purposes.
This decision secures the fact that TruePosition has vital intellectual property surrounding U-TDOA and further establishes TruePosition as the global leader in mission-critical wireless location solutions.
When completed, the Andrew Geometrix U-TDOA system is expected to cover a network of thousands of cell sites.