11.   Neither Sprint PCS nor Verizon Wireless has immediate plans to use location information to market to cellphone users.

12.   Police could also commandeer customer location information.

13.   Privacy rights groups have been particularly angered because until recently, FBI officials had stated publicly that law enforcement agencies had no interest in precise location information.

14.   Real bats send out high-frequency chirps, then navigate based on the location information they get from the reflected sound waves.

15.   Some privacy advocates prefer the GPS systems, which they argue give the user control in deciding whether or not to transmit location information.

16.   The computer stores location information and creates a series of grids that will help Spy-Cye move around obstacles.

17.   The initiatives could bring greater precision to emergency operations, but they have alarmed some privacy advocates who worry that the location information could be used for commercial purposes.

18.   The images come with precise location information coded into their computer files.

19.   The regulations require that phone companies be capable of providing general location information at the beginning and end of any cellular call under surveillance with a court order.

20.   The satellite system adds the location information to turn that string of data into a yield map.