accuracy of GPS receiver
举一反三
- The GPS receiver is able to receive signals that are transmitted by stars orbiting overhead.
- GPS satellites send signal information, such as time, position of satellite, position of receiver, and traffic condition on the earth.
- A GPS receiver, or GPS sensor, is able to determine its position and velocity ______ the earth’s surface by calculating the amount of time it takes for signals from different GPS satellites to reach the receiver. A: on top of B: next to C: in spite of D: relative to
- 48 .which of the following equipments can not be used to receive Maritime Safety information. A: HF NBDP B: NAVTEX C: EGC receiver D: GPS receivers
- 6. GPS determines location by computing the difference between the time a signal is sent and the time is received. GPS satellites carry ______ that provide extremely accurate time. The time information is placed in the codes broadcast by the satellite so that a receiver can continuously determine the time the signal was broadcast.