Aliyun Mobile OS from Alibaba and Specifications Release in China

Posted by erlan | Posted in GPS | Posted on 13-08-2011

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Alibaba operating system, Aliyun Mobile OS is equipped with cloud-based services including the Internet, the search application mapping, email, GPS and weather updates. Users will get 100 GB of free storage for backing up data to a remote data center AliCloud from PCs and mobile devices. Cloud OS-based application fully compatible with Android.
“Mobile users want a phone that is more open and comfortable the OS, which allows them to truly enjoy all that the internet has to offer right in the palm of their hand, and the cloud OS, with the use of cloud-based applications, will provide it,” said Wang Jian , president of Cloud Computing Alibaba.
Could this be Aliyun Mobile OS to beat Apple’s IOS and Android dominates in China? well, we’ll get the answer right away at launch. As you already know, Alibaba is a company e-commenrse

How Do You Choose the Best GPS Products?

Posted by erlan | Posted in GPS | Posted on 24-04-2011

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The Global Positioning System (GPS) is a satellite-based navigation system made up of a network of 24 satellites placed into orbit by the U.S. Department of Defense. GPS was originally intended for military applications, but in the 1980s, the government made the system available for civilian use. GPS works in any weather conditions, anywhere in the world, 24 hours a day. There are no subscription fees or setup charges to use GPS.

The latest Gps system works extremely well for more than purely obtaining traveling directions. It may be a loved type of exercise equipment whenever obtaining a route to power walk or jog.
Everyone can benefit from a GPS, or global positioning system. This network of satellites is used to help people find their destinations easier but was originally designed for military use. The following tips can help you sort through the many options available GPS products to find the right one.

What is GPS?

Posted by erlan | Posted in GPS | Posted on 23-04-2011

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satelliteThe Global Positioning System (GPS) is a satellite-based navigation system made up of a network of 24 satellites placed into orbit by the U.S. Department of Defense. GPS was originally intended for military applications, but in the 1980s, the government made the system available for civilian use. GPS works in any weather conditions, anywhere in the world, 24 hours a day. There’re no subscription fees or setup charges to use GPS.

How it works

GPS satellites circle the earth twice a day in a very precise orbit and transmit signal information to earth. GPS receivers take this information and use triangulation to calculate the user’s exact location. Essentially, the GPS receiver compares the time a signal was transmitted by a satellite with the time it was received. The time difference tells the GPS receiver how far away the satellite is. Nowadays, with distance measurements from a few more satellites, the receiver can determine the user’s position and display it on the unit’s electronic map.

GPS Tracking Devices For Children

Posted by erlan | Posted in GPS | Posted on 13-04-2011

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Thousands of children are abducted or go missing each year. Parents of those children face their worst nightmare when they are given the fateful news that their child will not be coming home that night. It is a heart wrenching story that plays out in every corner of the globe. What if there were a way to keep track of your children like some people keep track of their cars? Fortunately parents can do just that by using GPS Tracking devices to keep track of their children.

GPS stands for Global Positioning System. This GPS tracking system can pinpoint the location of pretty much anything that has a GPS tracker attached to it. Additionally, with todays technology and the ability to miniaturize devices, portable GPS devices are now available in such a small size that they can be placed into backpacks, jackets, shoes, cell phones and even wrist watches.

Most GPS for Children devices will send a signal continuously to the satellite and then down to the real time tracking system. Parents can log into this system via the internet and within seconds get a quick update on where their child is at any time, day or night. The additional bonus is that many portable gps devices can send a signal that if your child activates the GPS device or goes missing, this signal can alert you, the monitoring service and the authorities.

GPS Tracking Cell Phones Through Spyware

Posted by erlan | Posted in GPS | Posted on 12-04-2011

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Today’s technology has made tracking a person on a cellular phone to be quite simple – in some cases, as easy as the point and click of a computer mouse. Though many people use these technologies for very positive reasons – such as making sure that their kids are where they should be – the introduction of spyware into cellular phones has made things a bit less wholesome.

Current technology, readily available, offers services that can allow users to track cellular phone handsets to within a few dozen feet of its actual location. The technology depends on GPS chip technology within certain cellular phones. It was initially designed in order to allow emergency workers to find 911 callers who have called from their cellular phones.

Spyware, on the other hand, was initially designed for cellular phones to be used by suspicious individuals who wished to have access to the calls and text messaging done by their potentially cheating spouses to prove honesty…or lack thereof.

The most recent technology, though, is the combination of both of these elements. Now, there is spyware that can be applied to a cellular phone that exploits any GPS chips that happen to be installed so that the behaviors of the phone user can be tracked.

How Does GPS Work?

Posted by erlan | Posted in GPS | Posted on 10-04-2011

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Global Positioning System (GPS) satellites send signals all over the world to the GPS receiving equipment located on the ground. These GPS receivers accept these satellite signals passively, and do not transmit any of their own signals. They require a view of the sky that is completely unobstructed. Therefore, they must be used only outdoors, and they cannot perform with too much accuracy when they are surrounded by trees or tall buildings. In such situations, their performance is notably depleted. GPS operations rely on the accuracy of time references, and so they depend on the U.S. Naval Observatory atomic clocks. Furthermore, each of the GPS satellites contains its own onboard atomic clock.

Among the data sent by GPS satellites in their signal is their current location and the accurate time. All of the GPS satellites synchronize each of their operations so that any of the signals that are repeated are transmitted at precisely the same instant. However, though the signals are travelling at light-speed, they reach the GPS receivers at slightly different times due to the distortion in distance between the receiver and each of the individual satellites. The distance to the GPS satellites can be calculated by estimating how much time the signal has taken to reach the receiver from the satellite. Once the receiver has estimated the distance to at least four different satellites, then it is able to determine a three dimensional position.