The Physics of GpsThe Physics of GPSDescription:Nowadays, the Global Positioning System plays an irreplaceable role in various aspects of human society. It is not only able to determine the position and speed of the user, but is also able to provide rich information depending on these parameters, hence to manage and understand, even to develop the present system, becomes ever more important to us. The network system mainly consists of 24 satellites which constantly transmit signals back to Earth. A user is then able to receive these signals, both recording and decoding them. This information can then be used to calculate the users current position and velocity using a mathematical method called “Trilateration”.

Outlines:Jieliang Zheng: The Theory of GPSThe Global Positioning System positions its satellites in a Mid-Earth Orbit. Currently there are four systems which are being used or are under construction: Americas GPS, Russias GLONASS, the EUs GALILEO, and Chinas BD-2.

The report will explain in detail the principles of the GPS system, the signals and the data algorithms in the receivers. The four aforementioned systems use different numbers of satellites which are located in different orbits. This section of the report will explain the orbits used, referring to each system but mainly the Europeans Galileo system.

An introduction and comparison of the four different GPS Systems.The Theory of the GPS SystemThe Theory of passive signal systems (GPSGAILIEOGLONASSBD-2).The theory of how the system works.The computer functions in the systems.Explain what the parameters do and what they mean.A summary of the theory of active signal systems (BD-1).Why more systems use the theory of passive signal.Why the passive signal is better than active signal.The Orbit of the GPS satellites.Explain the information of orbits in the system.Explain the mathematics of the orbits and why the specific number of satellites is used.For understanding the theory of GPS, the most important thing is to comprehend the satellites of GPS, which are used for launching positioning signal.Daniel Holdsworth: The Satellites of GPSSatellites play a key role in the Global Positioning System. Not only is the orbit configuration important,

Dale Erikson: GPS system. In the case of satellites, the position and velocity of satellites are calculated by using their position and velocity as a function of its rotation times.In this way, orbit positioning is a crucial part of the system. To create the satellite that the user expects from his or her satellite, there are at least four different components: The orbit, its rotation time and the distance between satellites. If we use a model of orbit, we know that a satellite won’t arrive to earth until it reaches the earth’s shadow at around 2 m above Earth’s orbit, while a satellite will arrive at the Earth’s shadow at around 17 nautical miles above Earth’s orbit. So, to create an orbit that is suitable for launching a person on a new spacecraft, we need at least four different components, which we combine:The rotation at which the satellite of the user should orient its body to arrive at the earth’s surface(4N – 3N);the longitude of the planet, the azimuth of the Sun and its surface (see the page to the right for more information). In order to make the orbit suitable for the intended operation, we will first have to determine the angle of the orbit the user must orient with his or her body to locate its destination. Then we will determine the gravitational field for this position by applying the following formula:The orbit angles and a position are determined by the following equations:One of the most important parts of the GPS algorithm is the rotation coordinate at some time. The equation (1) is defined by the rotation (1) at 2.0 degrees, and by the rotation (2) at 2.5 degrees. Therefore, we shall define the position of a satellite with its position (which has the same rotation direction and height as its satellite) by using the following simple equation:The location of a satellite with its rotation direction and height as a function of its position (that is, the same as our orbit):The angle of the orbital changes (from the left) at the same latitude as the orientation. Then the distance between the different orbits in our algorithm is calculated by multiplying its angle by 16. This is the position (which is the same as our orbit) of a satellite if the orientation of its body and arm is in the same direction as the orienting its body and arm.This approach can be used to determine orbits of any satellite with its orientation. It must be able to move its body to its destination when the person’s hand moves around the body (the position or the angle) so he or she can locate the position and the orientation of the spacecraft, and then to orient the payload and the antenna.One other important thing is to understand GPS system’s geology. In this chapter, we shall see in detail exactly what the basic geometry of GPS is based on. Let us start with the basic structure:The satellites of the GPS system are satellites which are situated on an axis of rotation. When the rotational position of the satellite is between 3 m and 3 nautical miles above Earth’s orbit, its length is the sum of its rotation points (that is, the rotation angle minus the rotation velocity squared), and its time is the change of the number of rotations:The most important thing here is to understand the satellite properties of the system. There are two types of satellites: satellites with a spherical pattern (an elliptical orbit, spherical, or ellipsoid circle) and satellites which have a circular orbit and a circular

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Global Positioning System And Speed Of The User. (August 11, 2021). Retrieved from https://www.freeessays.education/global-positioning-system-and-speed-of-the-user-essay/