The Gps Technology

There is no longer a need to be a skilled map reader as GPS can provide directions anywhere to the most unskilled navigators, whether it be to a hospital for emergency treatment or a local point of interest for tourists and finds the shortest route16, making travel easier. GPS can also be used to track others16 which has made it far easier to find missing persons as with GPS becoming prevalent in phones and car, almost anyone can be tracked by one of these items. The impact of GPS on travel is unfathomable, it has made the method of navigation that was used for centuries almost obsolete and opened up the world to

He used a hand bearing compass, pointed at a lighthouse or some other landmark and looked across the lubber’s line into the bowl, taking bearings of two or more objects, and reading the direction or bearing of that object, off of the compass. Then, he plotted them onto his chart. Where the lines crossed, was where he was. It was that simple. The GPS was for his clients. It made them feel better, not him.

Be able to list and describe the 3 main tools used to measure latitude in early navigation

Lots of people around the world use GPS on their phones and in their cars. Before the Space Race and GPS’s, it would take people much longer to get to their

Celestial navigation: (early 15th century) the act of finding ones way by use of the sun, moon, and stars. By using celestial navigation, it allowed explorers to travel beyond Europe and bring back new ideas. This idea came from the ideas of humanism because they Europeans studied the use of celestial navigation form the ancient

GPS software can be installed on all devices so that if they do go missing they can be found.

As for Columbus, during his time of travel, celestial navigation (navigation by stars) was being established and unfortunately, he was not able to use such navigation for his travels in its place he used dead reckoning. To use dead reckoning, the course one would travel was measured by a compass and the distance was measured by time, possibly keeping track by the sun or an astrolabe, but most of all it was determined by the speed of the ship. The navigator would find his ships position by measuring his own course and the distance they have sailed from a remembered point possibly landmark or object. With this technique the navigator would measure his course and his distance from it to from another point of the map and mark his new point. It

My explore pt is GPS, gps is now very useful in our daily life, it is used to navigate, and in our modern life there are several types of GPS that be applied in many different ways like meteorological satellite, and of cause navigation satellite and so on

Along with the SPS we have the Coordinate Reference System that supplies travelers with accurate scaling on landmasses as well as a time reference (Cajun; Jing; Chen; Boshi; Dekui 79). These two components form the Global Positioning System. The way that time is measured with these systems is the pseudo range between satellite and the receiver multiplied by the speed of light. This helps with being able to regulate the receiver’s position (Cajun; Jing; Chen; Boshi; Dekui 79). There are a couple factors that deal with how fast travelers get to their destination. Travelers have more adjustability in non- work destinations pickings rather than destinations for work (Huang; Levinson 1). Other factors such as environment, traffic, and weather also play into your estimated time arrival of your

The development of the Global Positioning System, GPS for short, was accelerated by Sputnik in more than one way. When Sputnik launched, Guier and Wieffenback were able to measure the doppler shift in the signal that was broadcast from Sputnik and successfully estimate the location of Sputnik. After telling their Laboratory’s Director about their discovery they were granted

GPS is a great part of technology in our world, the first GPS system was used for military and now anyone that has a

| * shows evidence of information on GPS’s from a brochure and a scientific source * accesses the scientific accuracy of the brochure by identifying areas of comparison in both publications gives supporting statements for the assessment * evaluates the validity of the information in the brochure and gives supporting statements for the assessment * presents relevant drawings that show how waves are used in GPS’s * identifies how the properties of waves that make them useful for this type of technology * identifies some current research into the future development of GPS’s

GPS gives the distance without calculation and gives you idea of the weather condition. Quadrant is a down grade to the Gyroscopic Compass. Quadrant helps you find the north but can be effect but earth magnetic field. The Gyroscopic Compass is always pointing to the real northern star and dont use the earth magnetic field to find the northern star. Sunglass was more harder to to keep up with time you had to turn the glass every hour. The ditigal clock is hand free and you dont have to turn it every hour. Columbus had to use his own eye site to delect something but he could only see so far. Radar of would delected something miles away without having to keep watch 24/7 of ships surrounding. Columbus got off course often and had to correct himself but with Long Range Navigation Columbus could of found where his Ship was and got back on course. If Columbus had a Depth Sounder he would of be able to see under the water to make sure he didnt hit nothing and even could see the fish under the water for Columbus could catch them for

There are 24 satellites that circle the earth every 12 hours. These satellites are split into six groups of four and each group creates an orbital plane. These six orbital planes allow the satellites to move in a way that covers the earth completely. GPS satellites transmit signals to equipment on the ground. An example is a GPS receiver (GPS receiver can only receive the signals form the satellites but they can’t transmit any signals). The receivers work best in an open outdoor area where there is a clear view to the sky. At any time there are always four visible satellites. The GPS receiver can calculate how far each satellite is based on the time it took the signal to reach the receiver. Using the distance from each satellite that the receiver calculated it could then use a process called trilateration to pinpoint the location of the receiver [1].

GPS has made our lives so much easier. We don't have to print out directions before heading to an unknown address. GPS-enabled devices we carry with us daily allows us to travel freely without worrying about getting lost. There are also a number of GPS devices to help us keep track of our children. It's a dangerous world out there, and at any moment, we might need to know where our children are located.