domain multiple access cdma time domain multiple access tdma space domain multiple access sdma for digital cellular communication these are all itu imt 2000 3g compliant standards and offer data rates up to 2 mbs for stationary or walking users and 385 kbs for users in a moving vehicle 3g standards are now being replaced by imt advanced 4g which offers 100 mbs for users in a vehicle and 1 gbs for stationary users if the user has a data plan associated with the nomadic device it is possible that the data plan allows for broad band transmission and the system could use a much wider bandwidth speeding up data transfer in still another embodiment nomadic device 53 is replaced with a cellular communication device not shown that is installed to vehicle 31 in yet another embodiment the nd 53 may be a wireless local area network lan device capable of communication over for example and without limitation an 802 11g network i e wifi or a wimax network in one embodiment incoming data can be passed through the nomadic device via a data over voice or data plan through the onboard bluetooth transceiver and into the vehicle 39 s internal processor 3 in the case of certain temporary data for example the data.