Patent ID: 7031875

Claim:
Pointing systems comprising: a mobile unit; a wireless network; a wireless application gateway; the Internet; an application server; and a database, said mobile unit being in electromagnetic communication with the wireless network, the mobile unit comprising: a computing facility; a point reference coupled to a position determining means coupled to said computing facility whereby the position of the point reference is conveyed to the computing facility, a direction reference coupled to an attitude determining means coupled to said computing facility whereby the attitude of the pointing reference is conveyed to the computing facility, said attitude determining means is a dipole compass, an elongated case having a longitudinal axis, the mobile unit being operable for transmitting requests with encoded position and attitude information to said wireless network, said wireless network is coupled to a wireless application gateway operable for receiving encoded requests from the wireless network and translating encoded requests into Internet Protocol requests and routing them via the Internet to said application server, said application server being an application specific computer processor operable for receiving requests having position and attitude information therein from mobile units and processing those requests in accordance with a preprogrammed scheme, said database coupled to said application server via a communication link where information may be exchanged, the database having therein preprogrammed information including geometric descriptors associated with data relating to an object where said geometric descriptors are a spatial definition of the object.