Invention Grant
US07653481B2 In-transit two-way route communication between a handheld positioning device and a service provider 有权
手持式定位设备与服务提供商之间的双向路由通信

In-transit two-way route communication between a handheld positioning device and a service provider
Abstract:
A system, method, and article for in-transit communication and exchange of routing data between a service provider and a vehicle's onboard computer, facilitating the exchange and updating of information on a positioning device, such as a global positioning satellite positioning device.
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