Transaction security apparatus

Transaction security apparatus and method

Transaction security apparatus and method

Transaction security apparatus and method

Translation and connection device for radio frequency point of s

Translation and connection device for radio frequency point of s

Transmission of call detail records in a telecommunications...

Transparent billing and display of multiple directory...

Transporting user defined billing data within a mobile telecommu

Truck communication system

Truck communication system

Unsolicited wireless content delivery and billing apparatus...

Unsolicited wireless content delivery and billing apparatus...

Usage measurement collection and analysis to dynamically...

Use of distinctive ringing in a wireless communication...

Using a mobile station for productivity tracking

Validating an invoice in a wireless telecommunication system

Value added transaction gateway for video clips

Variable expiration parameter of a wireless communication...

Virtual credit card access device for mobile communications equi