Q:What does GPS mean

Global positioning system (GPS) is a new generation of space satellite navigation and positioning system developed by the United States Army, navy and air force in 70s of this century. Its main purpose is for land, sea and air of the three areas to provide real-time, all-weather and global navigation service, and for the information collection, nuclear monitoring and emergency communication etc. some military purposes, is an important component of the United States to dominate the global strategy. After more than 20 years of experimental research, costing $30 billion, by March 1994, the global coverage of up to 98% of the 24 GPS satellite constellation has been completed.The global positioning system consists of three parts: (1) the ground control part by the master station (responsible for the management and coordination work of the entire ground control systems), ground antennas (to the satellite into a message seeking in the master control station and monitoring station), (automatic data collection and Communication Center) auxiliary system (data transmission); (2) space, which is composed of 24 satellites, distributed in 6 road plane; (3) the user device part, mainly by the GPS receiver and satellite antenna.The main features of the global positioning system: (1) all-weather; (2) global coverage; (3) three dimensional constant speed timing high precision; (4) fast and time-saving high efficiency: (5) the application of a wide range of functions.

Q:GPS locator what brand is better? What is the most stable platform?

1, to say the GPS locator what brand is better, this is too difficult, now on the market GPS brand to innumerable locator, what brand is good, or after their actual use to know.2, while the GPS locator to normal use, or to rely on a powerful query platform, this platform must be stable, and now on the market a lot of small brand platform or third party software to build a platform, or just build, this is not their own R & D team, is to hang a business, so everyone in the choice must see clearly3, take the use of my own, I used an car locator rice technology, quality can also, mainly is the auto search platform, online platform, more practical, most of the function of our appetites, some people to look at the proposal

Q:How to find mobile phone GpS satellite positioning car

The third step: wiringAfter installed card, back to the first step. Installation of a variety of color line order to ensure that the connector is not loose, not water. Please use the connection process auto circuit wiring method standard, do not do things carelessly. Wiring processing is not good, on the one hand, it is easy to make the GPS locator power fail to work, there are some short circuit fire safety risks.

Q:What are the things that need to be paid attention to in the process of using GPS locator

Locator before using the SIM card must confirm the following points:SIM card is to support mobile Unicom 2G networkThere must be calls and 2G network trafficWant to listen to the SIM card needs to open the caller ID and have a call function, just locate the traffic package can be opened.

Q:GPS car locator easy to use, useful to share the experience of what I recommend to buy what kind of real

Xi'an Shaanxi science and technology GPS price is reasonable, cost-effective, good service

Q:Why can not locate the vehicle GPS locator

There are several possible:First: signal interference, GPS antenna near the iron or magnetic field.Second: the shelter, tall buildings, mountains and basements will cover the satellite signal.Third: time set, time is not allowed or return interval is too long error.My answer to your help please take ah!

Q:How to build GPS (location tracker) service platform

The first to have a second positioning software, to the server, so that you can, recommend software ECTEL GPS positioning

Q:Ruifeng Huizhi GPS locator forgot how to do the login password

Call 83244037 customer service hotline, or ID account and customer service contact!

Q:I drive a friend's car, I want to know if his car is a satellite positioning system, in the absence of his case, how can I know?

Correct upstairs:1 car butt probe is reversing radar or camera, and GPS unrelated.2.GPS general built-in antenna. In short, the outside can not see.3 large screen LCD screen is a necessary condition for GPS, but not a sufficient condition...Conclusion: depending on the host system interface there is no GPS menu.

Q:Why GPS locator positioning is not allowed?

It is best to find a local supplier can be a good solution to the problem, I hope to help you